2 * Copyright (C) 2007 Google (Evan Stade)
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
27 #include "wine/unicode.h"
39 #include "gdiplus_private.h"
40 #include "wine/debug.h"
41 #include "wine/list.h"
43 WINE_DEFAULT_DEBUG_CHANNEL(gdiplus
);
45 /* looks-right constants */
46 #define ANCHOR_WIDTH (2.0)
47 #define MAX_ITERS (50)
49 static GpStatus
draw_driver_string(GpGraphics
*graphics
, GDIPCONST UINT16
*text
, INT length
,
50 GDIPCONST GpFont
*font
, GDIPCONST GpStringFormat
*format
,
51 GDIPCONST GpBrush
*brush
, GDIPCONST PointF
*positions
,
52 INT flags
, GDIPCONST GpMatrix
*matrix
);
54 /* Converts angle (in degrees) to x/y coordinates */
55 static void deg2xy(REAL angle
, REAL x_0
, REAL y_0
, REAL
*x
, REAL
*y
)
57 REAL radAngle
, hypotenuse
;
59 radAngle
= deg2rad(angle
);
60 hypotenuse
= 50.0; /* arbitrary */
62 *x
= x_0
+ cos(radAngle
) * hypotenuse
;
63 *y
= y_0
+ sin(radAngle
) * hypotenuse
;
66 /* Converts from gdiplus path point type to gdi path point type. */
67 static BYTE
convert_path_point_type(BYTE type
)
71 switch(type
& PathPointTypePathTypeMask
){
72 case PathPointTypeBezier
:
75 case PathPointTypeLine
:
78 case PathPointTypeStart
:
82 ERR("Bad point type\n");
86 if(type
& PathPointTypeCloseSubpath
)
87 ret
|= PT_CLOSEFIGURE
;
92 static COLORREF
get_gdi_brush_color(const GpBrush
*brush
)
98 case BrushTypeSolidColor
:
100 const GpSolidFill
*sf
= (const GpSolidFill
*)brush
;
104 case BrushTypeHatchFill
:
106 const GpHatch
*hatch
= (const GpHatch
*)brush
;
107 argb
= hatch
->forecol
;
110 case BrushTypeLinearGradient
:
112 const GpLineGradient
*line
= (const GpLineGradient
*)brush
;
113 argb
= line
->startcolor
;
116 case BrushTypePathGradient
:
118 const GpPathGradient
*grad
= (const GpPathGradient
*)brush
;
119 argb
= grad
->centercolor
;
123 FIXME("unhandled brush type %d\n", brush
->bt
);
127 return ARGB2COLORREF(argb
);
130 static HBITMAP
create_hatch_bitmap(const GpHatch
*hatch
)
133 BITMAPINFOHEADER bmih
;
137 bmih
.biSize
= sizeof(bmih
);
141 bmih
.biBitCount
= 32;
142 bmih
.biCompression
= BI_RGB
;
143 bmih
.biSizeImage
= 0;
145 hbmp
= CreateDIBSection(0, (BITMAPINFO
*)&bmih
, DIB_RGB_COLORS
, (void **)&bits
, NULL
, 0);
148 const char *hatch_data
;
150 if (get_hatch_data(hatch
->hatchstyle
, &hatch_data
) == Ok
)
152 for (y
= 0; y
< 8; y
++)
154 for (x
= 0; x
< 8; x
++)
156 if (hatch_data
[y
] & (0x80 >> x
))
157 bits
[y
* 8 + x
] = hatch
->forecol
;
159 bits
[y
* 8 + x
] = hatch
->backcol
;
165 FIXME("Unimplemented hatch style %d\n", hatch
->hatchstyle
);
167 for (y
= 0; y
< 64; y
++)
168 bits
[y
] = hatch
->forecol
;
175 static GpStatus
create_gdi_logbrush(const GpBrush
*brush
, LOGBRUSH
*lb
)
179 case BrushTypeSolidColor
:
181 const GpSolidFill
*sf
= (const GpSolidFill
*)brush
;
182 lb
->lbStyle
= BS_SOLID
;
183 lb
->lbColor
= ARGB2COLORREF(sf
->color
);
188 case BrushTypeHatchFill
:
190 const GpHatch
*hatch
= (const GpHatch
*)brush
;
193 hbmp
= create_hatch_bitmap(hatch
);
194 if (!hbmp
) return OutOfMemory
;
196 lb
->lbStyle
= BS_PATTERN
;
198 lb
->lbHatch
= (ULONG_PTR
)hbmp
;
203 FIXME("unhandled brush type %d\n", brush
->bt
);
204 lb
->lbStyle
= BS_SOLID
;
205 lb
->lbColor
= get_gdi_brush_color(brush
);
211 static GpStatus
free_gdi_logbrush(LOGBRUSH
*lb
)
216 DeleteObject((HGDIOBJ
)(ULONG_PTR
)lb
->lbHatch
);
222 static HBRUSH
create_gdi_brush(const GpBrush
*brush
)
227 if (create_gdi_logbrush(brush
, &lb
) != Ok
) return 0;
229 gdibrush
= CreateBrushIndirect(&lb
);
230 free_gdi_logbrush(&lb
);
235 static INT
prepare_dc(GpGraphics
*graphics
, GpPen
*pen
)
240 INT save_state
, i
, numdashes
;
242 DWORD dash_array
[MAX_DASHLEN
];
244 save_state
= SaveDC(graphics
->hdc
);
246 EndPath(graphics
->hdc
);
248 if(pen
->unit
== UnitPixel
){
252 /* Get an estimate for the amount the pen width is affected by the world
253 * transform. (This is similar to what some of the wine drivers do.) */
258 GdipTransformMatrixPoints(graphics
->worldtrans
, pt
, 2);
259 width
= sqrt((pt
[1].X
- pt
[0].X
) * (pt
[1].X
- pt
[0].X
) +
260 (pt
[1].Y
- pt
[0].Y
) * (pt
[1].Y
- pt
[0].Y
)) / sqrt(2.0);
262 width
*= units_to_pixels(pen
->width
, pen
->unit
== UnitWorld
? graphics
->unit
: pen
->unit
, graphics
->xres
);
265 if(pen
->dash
== DashStyleCustom
){
266 numdashes
= min(pen
->numdashes
, MAX_DASHLEN
);
268 TRACE("dashes are: ");
269 for(i
= 0; i
< numdashes
; i
++){
270 dash_array
[i
] = gdip_round(width
* pen
->dashes
[i
]);
271 TRACE("%d, ", dash_array
[i
]);
273 TRACE("\n and the pen style is %x\n", pen
->style
);
275 create_gdi_logbrush(pen
->brush
, &lb
);
276 gdipen
= ExtCreatePen(pen
->style
, gdip_round(width
), &lb
,
277 numdashes
, dash_array
);
278 free_gdi_logbrush(&lb
);
282 create_gdi_logbrush(pen
->brush
, &lb
);
283 gdipen
= ExtCreatePen(pen
->style
, gdip_round(width
), &lb
, 0, NULL
);
284 free_gdi_logbrush(&lb
);
287 SelectObject(graphics
->hdc
, gdipen
);
292 static void restore_dc(GpGraphics
*graphics
, INT state
)
294 DeleteObject(SelectObject(graphics
->hdc
, GetStockObject(NULL_PEN
)));
295 RestoreDC(graphics
->hdc
, state
);
298 static GpStatus
get_graphics_transform(GpGraphics
*graphics
, GpCoordinateSpace dst_space
,
299 GpCoordinateSpace src_space
, GpMatrix
**matrix
);
301 /* This helper applies all the changes that the points listed in ptf need in
302 * order to be drawn on the device context. In the end, this should include at
304 * -scaling by page unit
305 * -applying world transformation
306 * -converting from float to int
307 * Native gdiplus uses gdi32 to do all this (via SetMapMode, SetViewportExtEx,
308 * SetWindowExtEx, SetWorldTransform, etc.) but we cannot because we are using
309 * gdi to draw, and these functions would irreparably mess with line widths.
311 static void transform_and_round_points(GpGraphics
*graphics
, POINT
*pti
,
312 GpPointF
*ptf
, INT count
)
314 REAL scale_x
, scale_y
;
318 scale_x
= units_to_pixels(1.0, graphics
->unit
, graphics
->xres
);
319 scale_y
= units_to_pixels(1.0, graphics
->unit
, graphics
->yres
);
321 /* apply page scale */
322 if(graphics
->unit
!= UnitDisplay
)
324 scale_x
*= graphics
->scale
;
325 scale_y
*= graphics
->scale
;
328 GdipCloneMatrix(graphics
->worldtrans
, &matrix
);
329 GdipScaleMatrix(matrix
, scale_x
, scale_y
, MatrixOrderAppend
);
330 GdipTransformMatrixPoints(matrix
, ptf
, count
);
331 GdipDeleteMatrix(matrix
);
333 for(i
= 0; i
< count
; i
++){
334 pti
[i
].x
= gdip_round(ptf
[i
].X
);
335 pti
[i
].y
= gdip_round(ptf
[i
].Y
);
339 static void gdi_alpha_blend(GpGraphics
*graphics
, INT dst_x
, INT dst_y
, INT dst_width
, INT dst_height
,
340 HDC hdc
, INT src_x
, INT src_y
, INT src_width
, INT src_height
)
342 if (GetDeviceCaps(graphics
->hdc
, SHADEBLENDCAPS
) == SB_NONE
)
344 TRACE("alpha blending not supported by device, fallback to StretchBlt\n");
346 StretchBlt(graphics
->hdc
, dst_x
, dst_y
, dst_width
, dst_height
,
347 hdc
, src_x
, src_y
, src_width
, src_height
, SRCCOPY
);
353 bf
.BlendOp
= AC_SRC_OVER
;
355 bf
.SourceConstantAlpha
= 255;
356 bf
.AlphaFormat
= AC_SRC_ALPHA
;
358 GdiAlphaBlend(graphics
->hdc
, dst_x
, dst_y
, dst_width
, dst_height
,
359 hdc
, src_x
, src_y
, src_width
, src_height
, bf
);
363 /* Draw non-premultiplied ARGB data to the given graphics object */
364 static GpStatus
alpha_blend_pixels(GpGraphics
*graphics
, INT dst_x
, INT dst_y
,
365 const BYTE
*src
, INT src_width
, INT src_height
, INT src_stride
)
367 if (graphics
->image
&& graphics
->image
->type
== ImageTypeBitmap
)
369 GpBitmap
*dst_bitmap
= (GpBitmap
*)graphics
->image
;
372 for (x
=0; x
<src_width
; x
++)
374 for (y
=0; y
<src_height
; y
++)
376 ARGB dst_color
, src_color
;
377 GdipBitmapGetPixel(dst_bitmap
, x
+dst_x
, y
+dst_y
, &dst_color
);
378 src_color
= ((ARGB
*)(src
+ src_stride
* y
))[x
];
379 GdipBitmapSetPixel(dst_bitmap
, x
+dst_x
, y
+dst_y
, color_over(dst_color
, src_color
));
385 else if (graphics
->image
&& graphics
->image
->type
== ImageTypeMetafile
)
387 ERR("This should not be used for metafiles; fix caller\n");
388 return NotImplemented
;
394 BITMAPINFOHEADER bih
;
397 hdc
= CreateCompatibleDC(0);
399 bih
.biSize
= sizeof(BITMAPINFOHEADER
);
400 bih
.biWidth
= src_width
;
401 bih
.biHeight
= -src_height
;
404 bih
.biCompression
= BI_RGB
;
406 bih
.biXPelsPerMeter
= 0;
407 bih
.biYPelsPerMeter
= 0;
409 bih
.biClrImportant
= 0;
411 hbitmap
= CreateDIBSection(hdc
, (BITMAPINFO
*)&bih
, DIB_RGB_COLORS
,
412 (void**)&temp_bits
, NULL
, 0);
414 convert_32bppARGB_to_32bppPARGB(src_width
, src_height
, temp_bits
,
415 4 * src_width
, src
, src_stride
);
417 SelectObject(hdc
, hbitmap
);
418 gdi_alpha_blend(graphics
, dst_x
, dst_y
, src_width
, src_height
,
419 hdc
, 0, 0, src_width
, src_height
);
421 DeleteObject(hbitmap
);
427 static GpStatus
alpha_blend_pixels_hrgn(GpGraphics
*graphics
, INT dst_x
, INT dst_y
,
428 const BYTE
*src
, INT src_width
, INT src_height
, INT src_stride
, HRGN hregion
)
432 if (graphics
->image
&& graphics
->image
->type
== ImageTypeBitmap
)
438 size
= GetRegionData(hregion
, 0, NULL
);
440 rgndata
= GdipAlloc(size
);
444 GetRegionData(hregion
, size
, rgndata
);
446 rects
= (RECT
*)&rgndata
->Buffer
;
448 for (i
=0; stat
== Ok
&& i
<rgndata
->rdh
.nCount
; i
++)
450 stat
= alpha_blend_pixels(graphics
, rects
[i
].left
, rects
[i
].top
,
451 &src
[(rects
[i
].left
- dst_x
) * 4 + (rects
[i
].top
- dst_y
) * src_stride
],
452 rects
[i
].right
- rects
[i
].left
, rects
[i
].bottom
- rects
[i
].top
,
460 else if (graphics
->image
&& graphics
->image
->type
== ImageTypeMetafile
)
462 ERR("This should not be used for metafiles; fix caller\n");
463 return NotImplemented
;
469 save
= SaveDC(graphics
->hdc
);
471 ExtSelectClipRgn(graphics
->hdc
, hregion
, RGN_AND
);
473 stat
= alpha_blend_pixels(graphics
, dst_x
, dst_y
, src
, src_width
,
474 src_height
, src_stride
);
476 RestoreDC(graphics
->hdc
, save
);
482 static ARGB
blend_colors(ARGB start
, ARGB end
, REAL position
)
488 a1
= (start
>> 24) & 0xff;
489 a2
= (end
>> 24) & 0xff;
491 a3
= (int)(a1
*(1.0f
- position
)+a2
*(position
));
495 for (i
=0xff; i
<=0xff0000; i
= i
<< 8)
496 result
|= (int)((start
&i
)*(1.0f
- position
)+(end
&i
)*(position
))&i
;
500 static ARGB
blend_line_gradient(GpLineGradient
* brush
, REAL position
)
504 /* clamp to between 0.0 and 1.0, using the wrap mode */
505 if (brush
->wrap
== WrapModeTile
)
507 position
= fmodf(position
, 1.0f
);
508 if (position
< 0.0f
) position
+= 1.0f
;
510 else /* WrapModeFlip* */
512 position
= fmodf(position
, 2.0f
);
513 if (position
< 0.0f
) position
+= 2.0f
;
514 if (position
> 1.0f
) position
= 2.0f
- position
;
517 if (brush
->blendcount
== 1)
522 REAL left_blendpos
, left_blendfac
, right_blendpos
, right_blendfac
;
525 /* locate the blend positions surrounding this position */
526 while (position
> brush
->blendpos
[i
])
529 /* interpolate between the blend positions */
530 left_blendpos
= brush
->blendpos
[i
-1];
531 left_blendfac
= brush
->blendfac
[i
-1];
532 right_blendpos
= brush
->blendpos
[i
];
533 right_blendfac
= brush
->blendfac
[i
];
534 range
= right_blendpos
- left_blendpos
;
535 blendfac
= (left_blendfac
* (right_blendpos
- position
) +
536 right_blendfac
* (position
- left_blendpos
)) / range
;
539 if (brush
->pblendcount
== 0)
540 return blend_colors(brush
->startcolor
, brush
->endcolor
, blendfac
);
544 ARGB left_blendcolor
, right_blendcolor
;
545 REAL left_blendpos
, right_blendpos
;
547 /* locate the blend colors surrounding this position */
548 while (blendfac
> brush
->pblendpos
[i
])
551 /* interpolate between the blend colors */
552 left_blendpos
= brush
->pblendpos
[i
-1];
553 left_blendcolor
= brush
->pblendcolor
[i
-1];
554 right_blendpos
= brush
->pblendpos
[i
];
555 right_blendcolor
= brush
->pblendcolor
[i
];
556 blendfac
= (blendfac
- left_blendpos
) / (right_blendpos
- left_blendpos
);
557 return blend_colors(left_blendcolor
, right_blendcolor
, blendfac
);
561 static ARGB
transform_color(ARGB color
, const ColorMatrix
*matrix
)
565 unsigned char a
, r
, g
, b
;
567 val
[0] = ((color
>> 16) & 0xff) / 255.0; /* red */
568 val
[1] = ((color
>> 8) & 0xff) / 255.0; /* green */
569 val
[2] = (color
& 0xff) / 255.0; /* blue */
570 val
[3] = ((color
>> 24) & 0xff) / 255.0; /* alpha */
571 val
[4] = 1.0; /* translation */
578 res
[i
] += matrix
->m
[j
][i
] * val
[j
];
581 a
= min(max(floorf(res
[3]*255.0), 0.0), 255.0);
582 r
= min(max(floorf(res
[0]*255.0), 0.0), 255.0);
583 g
= min(max(floorf(res
[1]*255.0), 0.0), 255.0);
584 b
= min(max(floorf(res
[2]*255.0), 0.0), 255.0);
586 return (a
<< 24) | (r
<< 16) | (g
<< 8) | b
;
589 static int color_is_gray(ARGB color
)
591 unsigned char r
, g
, b
;
593 r
= (color
>> 16) & 0xff;
594 g
= (color
>> 8) & 0xff;
597 return (r
== g
) && (g
== b
);
600 static void apply_image_attributes(const GpImageAttributes
*attributes
, LPBYTE data
,
601 UINT width
, UINT height
, INT stride
, ColorAdjustType type
)
605 if (attributes
->colorkeys
[type
].enabled
||
606 attributes
->colorkeys
[ColorAdjustTypeDefault
].enabled
)
608 const struct color_key
*key
;
609 BYTE min_blue
, min_green
, min_red
;
610 BYTE max_blue
, max_green
, max_red
;
612 if (attributes
->colorkeys
[type
].enabled
)
613 key
= &attributes
->colorkeys
[type
];
615 key
= &attributes
->colorkeys
[ColorAdjustTypeDefault
];
617 min_blue
= key
->low
&0xff;
618 min_green
= (key
->low
>>8)&0xff;
619 min_red
= (key
->low
>>16)&0xff;
621 max_blue
= key
->high
&0xff;
622 max_green
= (key
->high
>>8)&0xff;
623 max_red
= (key
->high
>>16)&0xff;
625 for (x
=0; x
<width
; x
++)
626 for (y
=0; y
<height
; y
++)
629 BYTE blue
, green
, red
;
630 src_color
= (ARGB
*)(data
+ stride
* y
+ sizeof(ARGB
) * x
);
631 blue
= *src_color
&0xff;
632 green
= (*src_color
>>8)&0xff;
633 red
= (*src_color
>>16)&0xff;
634 if (blue
>= min_blue
&& green
>= min_green
&& red
>= min_red
&&
635 blue
<= max_blue
&& green
<= max_green
&& red
<= max_red
)
636 *src_color
= 0x00000000;
640 if (attributes
->colorremaptables
[type
].enabled
||
641 attributes
->colorremaptables
[ColorAdjustTypeDefault
].enabled
)
643 const struct color_remap_table
*table
;
645 if (attributes
->colorremaptables
[type
].enabled
)
646 table
= &attributes
->colorremaptables
[type
];
648 table
= &attributes
->colorremaptables
[ColorAdjustTypeDefault
];
650 for (x
=0; x
<width
; x
++)
651 for (y
=0; y
<height
; y
++)
654 src_color
= (ARGB
*)(data
+ stride
* y
+ sizeof(ARGB
) * x
);
655 for (i
=0; i
<table
->mapsize
; i
++)
657 if (*src_color
== table
->colormap
[i
].oldColor
.Argb
)
659 *src_color
= table
->colormap
[i
].newColor
.Argb
;
666 if (attributes
->colormatrices
[type
].enabled
||
667 attributes
->colormatrices
[ColorAdjustTypeDefault
].enabled
)
669 const struct color_matrix
*colormatrices
;
671 if (attributes
->colormatrices
[type
].enabled
)
672 colormatrices
= &attributes
->colormatrices
[type
];
674 colormatrices
= &attributes
->colormatrices
[ColorAdjustTypeDefault
];
676 for (x
=0; x
<width
; x
++)
677 for (y
=0; y
<height
; y
++)
680 src_color
= (ARGB
*)(data
+ stride
* y
+ sizeof(ARGB
) * x
);
682 if (colormatrices
->flags
== ColorMatrixFlagsDefault
||
683 !color_is_gray(*src_color
))
685 *src_color
= transform_color(*src_color
, &colormatrices
->colormatrix
);
687 else if (colormatrices
->flags
== ColorMatrixFlagsAltGray
)
689 *src_color
= transform_color(*src_color
, &colormatrices
->graymatrix
);
694 if (attributes
->gamma_enabled
[type
] ||
695 attributes
->gamma_enabled
[ColorAdjustTypeDefault
])
699 if (attributes
->gamma_enabled
[type
])
700 gamma
= attributes
->gamma
[type
];
702 gamma
= attributes
->gamma
[ColorAdjustTypeDefault
];
704 for (x
=0; x
<width
; x
++)
705 for (y
=0; y
<height
; y
++)
708 BYTE blue
, green
, red
;
709 src_color
= (ARGB
*)(data
+ stride
* y
+ sizeof(ARGB
) * x
);
711 blue
= *src_color
&0xff;
712 green
= (*src_color
>>8)&0xff;
713 red
= (*src_color
>>16)&0xff;
715 /* FIXME: We should probably use a table for this. */
716 blue
= floorf(powf(blue
/ 255.0, gamma
) * 255.0);
717 green
= floorf(powf(green
/ 255.0, gamma
) * 255.0);
718 red
= floorf(powf(red
/ 255.0, gamma
) * 255.0);
720 *src_color
= (*src_color
& 0xff000000) | (red
<< 16) | (green
<< 8) | blue
;
725 /* Given a bitmap and its source rectangle, find the smallest rectangle in the
726 * bitmap that contains all the pixels we may need to draw it. */
727 static void get_bitmap_sample_size(InterpolationMode interpolation
, WrapMode wrap
,
728 GpBitmap
* bitmap
, REAL srcx
, REAL srcy
, REAL srcwidth
, REAL srcheight
,
731 INT left
, top
, right
, bottom
;
733 switch (interpolation
)
735 case InterpolationModeHighQualityBilinear
:
736 case InterpolationModeHighQualityBicubic
:
737 /* FIXME: Include a greater range for the prefilter? */
738 case InterpolationModeBicubic
:
739 case InterpolationModeBilinear
:
740 left
= (INT
)(floorf(srcx
));
741 top
= (INT
)(floorf(srcy
));
742 right
= (INT
)(ceilf(srcx
+srcwidth
));
743 bottom
= (INT
)(ceilf(srcy
+srcheight
));
745 case InterpolationModeNearestNeighbor
:
747 left
= gdip_round(srcx
);
748 top
= gdip_round(srcy
);
749 right
= gdip_round(srcx
+srcwidth
);
750 bottom
= gdip_round(srcy
+srcheight
);
754 if (wrap
== WrapModeClamp
)
760 if (right
>= bitmap
->width
)
761 right
= bitmap
->width
-1;
762 if (bottom
>= bitmap
->height
)
763 bottom
= bitmap
->height
-1;
767 /* In some cases we can make the rectangle smaller here, but the logic
768 * is hard to get right, and tiling suggests we're likely to use the
769 * entire source image. */
770 if (left
< 0 || right
>= bitmap
->width
)
773 right
= bitmap
->width
-1;
776 if (top
< 0 || bottom
>= bitmap
->height
)
779 bottom
= bitmap
->height
-1;
785 rect
->Width
= right
- left
+ 1;
786 rect
->Height
= bottom
- top
+ 1;
789 static ARGB
sample_bitmap_pixel(GDIPCONST GpRect
*src_rect
, LPBYTE bits
, UINT width
,
790 UINT height
, INT x
, INT y
, GDIPCONST GpImageAttributes
*attributes
)
792 if (attributes
->wrap
== WrapModeClamp
)
794 if (x
< 0 || y
< 0 || x
>= width
|| y
>= height
)
795 return attributes
->outside_color
;
799 /* Tiling. Make sure co-ordinates are positive as it simplifies the math. */
801 x
= width
*2 + x
% (width
* 2);
803 y
= height
*2 + y
% (height
* 2);
805 if ((attributes
->wrap
& 1) == 1)
808 if ((x
/ width
) % 2 == 0)
811 x
= width
- 1 - x
% width
;
816 if ((attributes
->wrap
& 2) == 2)
819 if ((y
/ height
) % 2 == 0)
822 y
= height
- 1 - y
% height
;
828 if (x
< src_rect
->X
|| y
< src_rect
->Y
|| x
>= src_rect
->X
+ src_rect
->Width
|| y
>= src_rect
->Y
+ src_rect
->Height
)
830 ERR("out of range pixel requested\n");
834 return ((DWORD
*)(bits
))[(x
- src_rect
->X
) + (y
- src_rect
->Y
) * src_rect
->Width
];
837 static ARGB
resample_bitmap_pixel(GDIPCONST GpRect
*src_rect
, LPBYTE bits
, UINT width
,
838 UINT height
, GpPointF
*point
, GDIPCONST GpImageAttributes
*attributes
,
839 InterpolationMode interpolation
, PixelOffsetMode offset_mode
)
843 switch (interpolation
)
847 FIXME("Unimplemented interpolation %i\n", interpolation
);
849 case InterpolationModeBilinear
:
852 INT leftx
, rightx
, topy
, bottomy
;
853 ARGB topleft
, topright
, bottomleft
, bottomright
;
857 leftxf
= floorf(point
->X
);
859 rightx
= (INT
)ceilf(point
->X
);
860 topyf
= floorf(point
->Y
);
862 bottomy
= (INT
)ceilf(point
->Y
);
864 if (leftx
== rightx
&& topy
== bottomy
)
865 return sample_bitmap_pixel(src_rect
, bits
, width
, height
,
866 leftx
, topy
, attributes
);
868 topleft
= sample_bitmap_pixel(src_rect
, bits
, width
, height
,
869 leftx
, topy
, attributes
);
870 topright
= sample_bitmap_pixel(src_rect
, bits
, width
, height
,
871 rightx
, topy
, attributes
);
872 bottomleft
= sample_bitmap_pixel(src_rect
, bits
, width
, height
,
873 leftx
, bottomy
, attributes
);
874 bottomright
= sample_bitmap_pixel(src_rect
, bits
, width
, height
,
875 rightx
, bottomy
, attributes
);
877 x_offset
= point
->X
- leftxf
;
878 top
= blend_colors(topleft
, topright
, x_offset
);
879 bottom
= blend_colors(bottomleft
, bottomright
, x_offset
);
881 return blend_colors(top
, bottom
, point
->Y
- topyf
);
883 case InterpolationModeNearestNeighbor
:
889 case PixelOffsetModeNone
:
890 case PixelOffsetModeHighSpeed
:
894 case PixelOffsetModeHalf
:
895 case PixelOffsetModeHighQuality
:
899 return sample_bitmap_pixel(src_rect
, bits
, width
, height
,
900 floorf(point
->X
+ pixel_offset
), floorf(point
->Y
+ pixel_offset
), attributes
);
906 static REAL
intersect_line_scanline(const GpPointF
*p1
, const GpPointF
*p2
, REAL y
)
908 return (p1
->X
- p2
->X
) * (p2
->Y
- y
) / (p2
->Y
- p1
->Y
) + p2
->X
;
911 static INT
brush_can_fill_path(GpBrush
*brush
)
915 case BrushTypeSolidColor
:
917 case BrushTypeHatchFill
:
919 GpHatch
*hatch
= (GpHatch
*)brush
;
920 return ((hatch
->forecol
& 0xff000000) == 0xff000000) &&
921 ((hatch
->backcol
& 0xff000000) == 0xff000000);
923 case BrushTypeLinearGradient
:
924 case BrushTypeTextureFill
:
925 /* Gdi32 isn't much help with these, so we should use brush_fill_pixels instead. */
931 static void brush_fill_path(GpGraphics
*graphics
, GpBrush
* brush
)
935 case BrushTypeSolidColor
:
937 GpSolidFill
*fill
= (GpSolidFill
*)brush
;
938 HBITMAP bmp
= ARGB2BMP(fill
->color
);
943 /* partially transparent fill */
945 SelectClipPath(graphics
->hdc
, RGN_AND
);
946 if (GetClipBox(graphics
->hdc
, &rc
) != NULLREGION
)
948 HDC hdc
= CreateCompatibleDC(NULL
);
952 SelectObject(hdc
, bmp
);
953 gdi_alpha_blend(graphics
, rc
.left
, rc
.top
, rc
.right
- rc
.left
, rc
.bottom
- rc
.top
,
961 /* else fall through */
965 HBRUSH gdibrush
, old_brush
;
967 gdibrush
= create_gdi_brush(brush
);
968 if (!gdibrush
) return;
970 old_brush
= SelectObject(graphics
->hdc
, gdibrush
);
971 FillPath(graphics
->hdc
);
972 SelectObject(graphics
->hdc
, old_brush
);
973 DeleteObject(gdibrush
);
979 static INT
brush_can_fill_pixels(GpBrush
*brush
)
983 case BrushTypeSolidColor
:
984 case BrushTypeHatchFill
:
985 case BrushTypeLinearGradient
:
986 case BrushTypeTextureFill
:
987 case BrushTypePathGradient
:
994 static GpStatus
brush_fill_pixels(GpGraphics
*graphics
, GpBrush
*brush
,
995 DWORD
*argb_pixels
, GpRect
*fill_area
, UINT cdwStride
)
999 case BrushTypeSolidColor
:
1002 GpSolidFill
*fill
= (GpSolidFill
*)brush
;
1003 for (x
=0; x
<fill_area
->Width
; x
++)
1004 for (y
=0; y
<fill_area
->Height
; y
++)
1005 argb_pixels
[x
+ y
*cdwStride
] = fill
->color
;
1008 case BrushTypeHatchFill
:
1011 GpHatch
*fill
= (GpHatch
*)brush
;
1012 const char *hatch_data
;
1014 if (get_hatch_data(fill
->hatchstyle
, &hatch_data
) != Ok
)
1015 return NotImplemented
;
1017 for (x
=0; x
<fill_area
->Width
; x
++)
1018 for (y
=0; y
<fill_area
->Height
; y
++)
1022 /* FIXME: Account for the rendering origin */
1023 hx
= (x
+ fill_area
->X
) % 8;
1024 hy
= (y
+ fill_area
->Y
) % 8;
1026 if ((hatch_data
[7-hy
] & (0x80 >> hx
)) != 0)
1027 argb_pixels
[x
+ y
*cdwStride
] = fill
->forecol
;
1029 argb_pixels
[x
+ y
*cdwStride
] = fill
->backcol
;
1034 case BrushTypeLinearGradient
:
1036 GpLineGradient
*fill
= (GpLineGradient
*)brush
;
1037 GpPointF draw_points
[3], line_points
[3];
1039 static const GpRectF box_1
= { 0.0, 0.0, 1.0, 1.0 };
1040 GpMatrix
*world_to_gradient
; /* FIXME: Store this in the brush? */
1043 draw_points
[0].X
= fill_area
->X
;
1044 draw_points
[0].Y
= fill_area
->Y
;
1045 draw_points
[1].X
= fill_area
->X
+1;
1046 draw_points
[1].Y
= fill_area
->Y
;
1047 draw_points
[2].X
= fill_area
->X
;
1048 draw_points
[2].Y
= fill_area
->Y
+1;
1050 /* Transform the points to a co-ordinate space where X is the point's
1051 * position in the gradient, 0.0 being the start point and 1.0 the
1053 stat
= GdipTransformPoints(graphics
, CoordinateSpaceWorld
,
1054 CoordinateSpaceDevice
, draw_points
, 3);
1058 line_points
[0] = fill
->startpoint
;
1059 line_points
[1] = fill
->endpoint
;
1060 line_points
[2].X
= fill
->startpoint
.X
+ (fill
->startpoint
.Y
- fill
->endpoint
.Y
);
1061 line_points
[2].Y
= fill
->startpoint
.Y
+ (fill
->endpoint
.X
- fill
->startpoint
.X
);
1063 stat
= GdipCreateMatrix3(&box_1
, line_points
, &world_to_gradient
);
1068 stat
= GdipInvertMatrix(world_to_gradient
);
1071 stat
= GdipTransformMatrixPoints(world_to_gradient
, draw_points
, 3);
1073 GdipDeleteMatrix(world_to_gradient
);
1078 REAL x_delta
= draw_points
[1].X
- draw_points
[0].X
;
1079 REAL y_delta
= draw_points
[2].X
- draw_points
[0].X
;
1081 for (y
=0; y
<fill_area
->Height
; y
++)
1083 for (x
=0; x
<fill_area
->Width
; x
++)
1085 REAL pos
= draw_points
[0].X
+ x
* x_delta
+ y
* y_delta
;
1087 argb_pixels
[x
+ y
*cdwStride
] = blend_line_gradient(fill
, pos
);
1094 case BrushTypeTextureFill
:
1096 GpTexture
*fill
= (GpTexture
*)brush
;
1097 GpPointF draw_points
[3];
1099 GpMatrix
*world_to_texture
;
1105 if (fill
->image
->type
!= ImageTypeBitmap
)
1107 FIXME("metafile texture brushes not implemented\n");
1108 return NotImplemented
;
1111 bitmap
= (GpBitmap
*)fill
->image
;
1112 src_stride
= sizeof(ARGB
) * bitmap
->width
;
1114 src_area
.X
= src_area
.Y
= 0;
1115 src_area
.Width
= bitmap
->width
;
1116 src_area
.Height
= bitmap
->height
;
1118 draw_points
[0].X
= fill_area
->X
;
1119 draw_points
[0].Y
= fill_area
->Y
;
1120 draw_points
[1].X
= fill_area
->X
+1;
1121 draw_points
[1].Y
= fill_area
->Y
;
1122 draw_points
[2].X
= fill_area
->X
;
1123 draw_points
[2].Y
= fill_area
->Y
+1;
1125 /* Transform the points to the co-ordinate space of the bitmap. */
1126 stat
= GdipTransformPoints(graphics
, CoordinateSpaceWorld
,
1127 CoordinateSpaceDevice
, draw_points
, 3);
1131 stat
= GdipCloneMatrix(fill
->transform
, &world_to_texture
);
1136 stat
= GdipInvertMatrix(world_to_texture
);
1139 stat
= GdipTransformMatrixPoints(world_to_texture
, draw_points
, 3);
1141 GdipDeleteMatrix(world_to_texture
);
1144 if (stat
== Ok
&& !fill
->bitmap_bits
)
1146 BitmapData lockeddata
;
1148 fill
->bitmap_bits
= GdipAlloc(sizeof(ARGB
) * bitmap
->width
* bitmap
->height
);
1149 if (!fill
->bitmap_bits
)
1154 lockeddata
.Width
= bitmap
->width
;
1155 lockeddata
.Height
= bitmap
->height
;
1156 lockeddata
.Stride
= src_stride
;
1157 lockeddata
.PixelFormat
= PixelFormat32bppARGB
;
1158 lockeddata
.Scan0
= fill
->bitmap_bits
;
1160 stat
= GdipBitmapLockBits(bitmap
, &src_area
, ImageLockModeRead
|ImageLockModeUserInputBuf
,
1161 PixelFormat32bppARGB
, &lockeddata
);
1165 stat
= GdipBitmapUnlockBits(bitmap
, &lockeddata
);
1168 apply_image_attributes(fill
->imageattributes
, fill
->bitmap_bits
,
1169 bitmap
->width
, bitmap
->height
,
1170 src_stride
, ColorAdjustTypeBitmap
);
1174 GdipFree(fill
->bitmap_bits
);
1175 fill
->bitmap_bits
= NULL
;
1181 REAL x_dx
= draw_points
[1].X
- draw_points
[0].X
;
1182 REAL x_dy
= draw_points
[1].Y
- draw_points
[0].Y
;
1183 REAL y_dx
= draw_points
[2].X
- draw_points
[0].X
;
1184 REAL y_dy
= draw_points
[2].Y
- draw_points
[0].Y
;
1186 for (y
=0; y
<fill_area
->Height
; y
++)
1188 for (x
=0; x
<fill_area
->Width
; x
++)
1191 point
.X
= draw_points
[0].X
+ x
* x_dx
+ y
* y_dx
;
1192 point
.Y
= draw_points
[0].Y
+ y
* x_dy
+ y
* y_dy
;
1194 argb_pixels
[x
+ y
*cdwStride
] = resample_bitmap_pixel(
1195 &src_area
, fill
->bitmap_bits
, bitmap
->width
, bitmap
->height
,
1196 &point
, fill
->imageattributes
, graphics
->interpolation
,
1197 graphics
->pixeloffset
);
1204 case BrushTypePathGradient
:
1206 GpPathGradient
*fill
= (GpPathGradient
*)brush
;
1208 GpMatrix
*world_to_device
;
1210 int i
, figure_start
=0;
1211 GpPointF start_point
, end_point
, center_point
;
1213 REAL min_yf
, max_yf
, line1_xf
, line2_xf
;
1214 INT min_y
, max_y
, min_x
, max_x
;
1217 static int transform_fixme_once
;
1219 if (fill
->focus
.X
!= 0.0 || fill
->focus
.Y
!= 0.0)
1223 FIXME("path gradient focus not implemented\n");
1230 FIXME("path gradient gamma correction not implemented\n");
1233 if (fill
->blendcount
)
1237 FIXME("path gradient blend not implemented\n");
1240 if (fill
->pblendcount
)
1244 FIXME("path gradient preset blend not implemented\n");
1247 if (!transform_fixme_once
)
1249 BOOL is_identity
=TRUE
;
1250 GdipIsMatrixIdentity(fill
->transform
, &is_identity
);
1253 FIXME("path gradient transform not implemented\n");
1254 transform_fixme_once
= 1;
1258 stat
= GdipClonePath(fill
->path
, &flat_path
);
1263 stat
= get_graphics_transform(graphics
, CoordinateSpaceDevice
,
1264 CoordinateSpaceWorld
, &world_to_device
);
1267 stat
= GdipTransformPath(flat_path
, world_to_device
);
1271 center_point
= fill
->center
;
1272 stat
= GdipTransformMatrixPoints(world_to_device
, ¢er_point
, 1);
1276 stat
= GdipFlattenPath(flat_path
, NULL
, 0.5);
1278 GdipDeleteMatrix(world_to_device
);
1283 GdipDeletePath(flat_path
);
1287 for (i
=0; i
<flat_path
->pathdata
.Count
; i
++)
1289 int start_center_line
=0, end_center_line
=0;
1290 int seen_start
=0, seen_end
=0, seen_center
=0;
1291 REAL center_distance
;
1292 ARGB start_color
, end_color
;
1295 type
= flat_path
->pathdata
.Types
[i
];
1297 if ((type
&PathPointTypePathTypeMask
) == PathPointTypeStart
)
1300 start_point
= flat_path
->pathdata
.Points
[i
];
1302 start_color
= fill
->surroundcolors
[min(i
, fill
->surroundcolorcount
-1)];
1304 if ((type
&PathPointTypeCloseSubpath
) == PathPointTypeCloseSubpath
|| i
+1 >= flat_path
->pathdata
.Count
)
1306 end_point
= flat_path
->pathdata
.Points
[figure_start
];
1307 end_color
= fill
->surroundcolors
[min(figure_start
, fill
->surroundcolorcount
-1)];
1309 else if ((flat_path
->pathdata
.Types
[i
+1] & PathPointTypePathTypeMask
) == PathPointTypeLine
)
1311 end_point
= flat_path
->pathdata
.Points
[i
+1];
1312 end_color
= fill
->surroundcolors
[min(i
+1, fill
->surroundcolorcount
-1)];
1317 outer_color
= start_color
;
1319 min_yf
= center_point
.Y
;
1320 if (min_yf
> start_point
.Y
) min_yf
= start_point
.Y
;
1321 if (min_yf
> end_point
.Y
) min_yf
= end_point
.Y
;
1323 if (min_yf
< fill_area
->Y
)
1324 min_y
= fill_area
->Y
;
1326 min_y
= (INT
)ceil(min_yf
);
1328 max_yf
= center_point
.Y
;
1329 if (max_yf
< start_point
.Y
) max_yf
= start_point
.Y
;
1330 if (max_yf
< end_point
.Y
) max_yf
= end_point
.Y
;
1332 if (max_yf
> fill_area
->Y
+ fill_area
->Height
)
1333 max_y
= fill_area
->Y
+ fill_area
->Height
;
1335 max_y
= (INT
)ceil(max_yf
);
1337 dy
= end_point
.Y
- start_point
.Y
;
1338 dx
= end_point
.X
- start_point
.X
;
1340 /* This is proportional to the distance from start-end line to center point. */
1341 center_distance
= dy
* (start_point
.X
- center_point
.X
) +
1342 dx
* (center_point
.Y
- start_point
.Y
);
1344 for (y
=min_y
; y
<max_y
; y
++)
1348 if (!seen_start
&& yf
>= start_point
.Y
)
1351 start_center_line
^= 1;
1353 if (!seen_end
&& yf
>= end_point
.Y
)
1356 end_center_line
^= 1;
1358 if (!seen_center
&& yf
>= center_point
.Y
)
1361 start_center_line
^= 1;
1362 end_center_line
^= 1;
1365 if (start_center_line
)
1366 line1_xf
= intersect_line_scanline(&start_point
, ¢er_point
, yf
);
1368 line1_xf
= intersect_line_scanline(&start_point
, &end_point
, yf
);
1370 if (end_center_line
)
1371 line2_xf
= intersect_line_scanline(&end_point
, ¢er_point
, yf
);
1373 line2_xf
= intersect_line_scanline(&start_point
, &end_point
, yf
);
1375 if (line1_xf
< line2_xf
)
1377 min_x
= (INT
)ceil(line1_xf
);
1378 max_x
= (INT
)ceil(line2_xf
);
1382 min_x
= (INT
)ceil(line2_xf
);
1383 max_x
= (INT
)ceil(line1_xf
);
1386 if (min_x
< fill_area
->X
)
1387 min_x
= fill_area
->X
;
1388 if (max_x
> fill_area
->X
+ fill_area
->Width
)
1389 max_x
= fill_area
->X
+ fill_area
->Width
;
1391 for (x
=min_x
; x
<max_x
; x
++)
1396 if (start_color
!= end_color
)
1398 REAL blend_amount
, pdy
, pdx
;
1399 pdy
= yf
- center_point
.Y
;
1400 pdx
= xf
- center_point
.X
;
1401 blend_amount
= ( (center_point
.Y
- start_point
.Y
) * pdx
+ (start_point
.X
- center_point
.X
) * pdy
) / ( dy
* pdx
- dx
* pdy
);
1402 outer_color
= blend_colors(start_color
, end_color
, blend_amount
);
1405 distance
= (end_point
.Y
- start_point
.Y
) * (start_point
.X
- xf
) +
1406 (end_point
.X
- start_point
.X
) * (yf
- start_point
.Y
);
1408 distance
= distance
/ center_distance
;
1410 argb_pixels
[(x
-fill_area
->X
) + (y
-fill_area
->Y
)*cdwStride
] =
1411 blend_colors(outer_color
, fill
->centercolor
, distance
);
1416 GdipDeletePath(flat_path
);
1420 return NotImplemented
;
1424 /* GdipDrawPie/GdipFillPie helper function */
1425 static void draw_pie(GpGraphics
*graphics
, REAL x
, REAL y
, REAL width
,
1426 REAL height
, REAL startAngle
, REAL sweepAngle
)
1433 ptf
[1].X
= x
+ width
;
1434 ptf
[1].Y
= y
+ height
;
1436 deg2xy(startAngle
+sweepAngle
, x
+ width
/ 2.0, y
+ width
/ 2.0, &ptf
[2].X
, &ptf
[2].Y
);
1437 deg2xy(startAngle
, x
+ width
/ 2.0, y
+ width
/ 2.0, &ptf
[3].X
, &ptf
[3].Y
);
1439 transform_and_round_points(graphics
, pti
, ptf
, 4);
1441 Pie(graphics
->hdc
, pti
[0].x
, pti
[0].y
, pti
[1].x
, pti
[1].y
, pti
[2].x
,
1442 pti
[2].y
, pti
[3].x
, pti
[3].y
);
1445 /* Draws the linecap the specified color and size on the hdc. The linecap is in
1446 * direction of the line from x1, y1 to x2, y2 and is anchored on x2, y2. Probably
1447 * should not be called on an hdc that has a path you care about. */
1448 static void draw_cap(GpGraphics
*graphics
, COLORREF color
, GpLineCap cap
, REAL size
,
1449 const GpCustomLineCap
*custom
, REAL x1
, REAL y1
, REAL x2
, REAL y2
)
1451 HGDIOBJ oldbrush
= NULL
, oldpen
= NULL
;
1452 GpMatrix
*matrix
= NULL
;
1453 HBRUSH brush
= NULL
;
1455 PointF ptf
[4], *custptf
= NULL
;
1456 POINT pt
[4], *custpt
= NULL
;
1458 REAL theta
, dsmall
, dbig
, dx
, dy
= 0.0;
1463 if((x1
== x2
) && (y1
== y2
))
1466 theta
= gdiplus_atan2(y2
- y1
, x2
- x1
);
1468 customstroke
= (cap
== LineCapCustom
) && custom
&& (!custom
->fill
);
1470 brush
= CreateSolidBrush(color
);
1471 lb
.lbStyle
= BS_SOLID
;
1474 pen
= ExtCreatePen(PS_GEOMETRIC
| PS_SOLID
| PS_ENDCAP_FLAT
|
1475 PS_JOIN_MITER
, 1, &lb
, 0,
1477 oldbrush
= SelectObject(graphics
->hdc
, brush
);
1478 oldpen
= SelectObject(graphics
->hdc
, pen
);
1485 case LineCapSquareAnchor
:
1486 case LineCapDiamondAnchor
:
1487 size
= size
* (cap
& LineCapNoAnchor
? ANCHOR_WIDTH
: 1.0) / 2.0;
1488 if(cap
== LineCapDiamondAnchor
){
1489 dsmall
= cos(theta
+ M_PI_2
) * size
;
1490 dbig
= sin(theta
+ M_PI_2
) * size
;
1493 dsmall
= cos(theta
+ M_PI_4
) * size
;
1494 dbig
= sin(theta
+ M_PI_4
) * size
;
1497 ptf
[0].X
= x2
- dsmall
;
1498 ptf
[1].X
= x2
+ dbig
;
1500 ptf
[0].Y
= y2
- dbig
;
1501 ptf
[3].Y
= y2
+ dsmall
;
1503 ptf
[1].Y
= y2
- dsmall
;
1504 ptf
[2].Y
= y2
+ dbig
;
1506 ptf
[3].X
= x2
- dbig
;
1507 ptf
[2].X
= x2
+ dsmall
;
1509 transform_and_round_points(graphics
, pt
, ptf
, 4);
1510 Polygon(graphics
->hdc
, pt
, 4);
1513 case LineCapArrowAnchor
:
1514 size
= size
* 4.0 / sqrt(3.0);
1516 dx
= cos(M_PI
/ 6.0 + theta
) * size
;
1517 dy
= sin(M_PI
/ 6.0 + theta
) * size
;
1522 dx
= cos(- M_PI
/ 6.0 + theta
) * size
;
1523 dy
= sin(- M_PI
/ 6.0 + theta
) * size
;
1531 transform_and_round_points(graphics
, pt
, ptf
, 3);
1532 Polygon(graphics
->hdc
, pt
, 3);
1535 case LineCapRoundAnchor
:
1536 dx
= dy
= ANCHOR_WIDTH
* size
/ 2.0;
1543 transform_and_round_points(graphics
, pt
, ptf
, 2);
1544 Ellipse(graphics
->hdc
, pt
[0].x
, pt
[0].y
, pt
[1].x
, pt
[1].y
);
1547 case LineCapTriangle
:
1549 dx
= cos(M_PI_2
+ theta
) * size
;
1550 dy
= sin(M_PI_2
+ theta
) * size
;
1557 dx
= cos(theta
) * size
;
1558 dy
= sin(theta
) * size
;
1563 transform_and_round_points(graphics
, pt
, ptf
, 3);
1564 Polygon(graphics
->hdc
, pt
, 3);
1568 dx
= dy
= size
/ 2.0;
1575 dx
= -cos(M_PI_2
+ theta
) * size
;
1576 dy
= -sin(M_PI_2
+ theta
) * size
;
1583 transform_and_round_points(graphics
, pt
, ptf
, 4);
1584 Pie(graphics
->hdc
, pt
[0].x
, pt
[0].y
, pt
[1].x
, pt
[1].y
, pt
[2].x
,
1585 pt
[2].y
, pt
[3].x
, pt
[3].y
);
1592 count
= custom
->pathdata
.Count
;
1593 custptf
= GdipAlloc(count
* sizeof(PointF
));
1594 custpt
= GdipAlloc(count
* sizeof(POINT
));
1595 tp
= GdipAlloc(count
);
1597 if(!custptf
|| !custpt
|| !tp
|| (GdipCreateMatrix(&matrix
) != Ok
))
1600 memcpy(custptf
, custom
->pathdata
.Points
, count
* sizeof(PointF
));
1602 GdipScaleMatrix(matrix
, size
, size
, MatrixOrderAppend
);
1603 GdipRotateMatrix(matrix
, (180.0 / M_PI
) * (theta
- M_PI_2
),
1605 GdipTranslateMatrix(matrix
, x2
, y2
, MatrixOrderAppend
);
1606 GdipTransformMatrixPoints(matrix
, custptf
, count
);
1608 transform_and_round_points(graphics
, custpt
, custptf
, count
);
1610 for(i
= 0; i
< count
; i
++)
1611 tp
[i
] = convert_path_point_type(custom
->pathdata
.Types
[i
]);
1614 BeginPath(graphics
->hdc
);
1615 PolyDraw(graphics
->hdc
, custpt
, tp
, count
);
1616 EndPath(graphics
->hdc
);
1617 StrokeAndFillPath(graphics
->hdc
);
1620 PolyDraw(graphics
->hdc
, custpt
, tp
, count
);
1626 GdipDeleteMatrix(matrix
);
1633 SelectObject(graphics
->hdc
, oldbrush
);
1634 SelectObject(graphics
->hdc
, oldpen
);
1635 DeleteObject(brush
);
1640 /* Shortens the line by the given percent by changing x2, y2.
1641 * If percent is > 1.0 then the line will change direction.
1642 * If percent is negative it can lengthen the line. */
1643 static void shorten_line_percent(REAL x1
, REAL y1
, REAL
*x2
, REAL
*y2
, REAL percent
)
1645 REAL dist
, theta
, dx
, dy
;
1647 if((y1
== *y2
) && (x1
== *x2
))
1650 dist
= sqrt((*x2
- x1
) * (*x2
- x1
) + (*y2
- y1
) * (*y2
- y1
)) * -percent
;
1651 theta
= gdiplus_atan2((*y2
- y1
), (*x2
- x1
));
1652 dx
= cos(theta
) * dist
;
1653 dy
= sin(theta
) * dist
;
1659 /* Shortens the line by the given amount by changing x2, y2.
1660 * If the amount is greater than the distance, the line will become length 0.
1661 * If the amount is negative, it can lengthen the line. */
1662 static void shorten_line_amt(REAL x1
, REAL y1
, REAL
*x2
, REAL
*y2
, REAL amt
)
1664 REAL dx
, dy
, percent
;
1668 if(dx
== 0 && dy
== 0)
1671 percent
= amt
/ sqrt(dx
* dx
+ dy
* dy
);
1678 shorten_line_percent(x1
, y1
, x2
, y2
, percent
);
1681 /* Draws lines between the given points, and if caps is true then draws an endcap
1682 * at the end of the last line. */
1683 static GpStatus
draw_polyline(GpGraphics
*graphics
, GpPen
*pen
,
1684 GDIPCONST GpPointF
* pt
, INT count
, BOOL caps
)
1687 GpPointF
*ptcopy
= NULL
;
1688 GpStatus status
= GenericError
;
1693 pti
= GdipAlloc(count
* sizeof(POINT
));
1694 ptcopy
= GdipAlloc(count
* sizeof(GpPointF
));
1696 if(!pti
|| !ptcopy
){
1697 status
= OutOfMemory
;
1701 memcpy(ptcopy
, pt
, count
* sizeof(GpPointF
));
1704 if(pen
->endcap
== LineCapArrowAnchor
)
1705 shorten_line_amt(ptcopy
[count
-2].X
, ptcopy
[count
-2].Y
,
1706 &ptcopy
[count
-1].X
, &ptcopy
[count
-1].Y
, pen
->width
);
1707 else if((pen
->endcap
== LineCapCustom
) && pen
->customend
)
1708 shorten_line_amt(ptcopy
[count
-2].X
, ptcopy
[count
-2].Y
,
1709 &ptcopy
[count
-1].X
, &ptcopy
[count
-1].Y
,
1710 pen
->customend
->inset
* pen
->width
);
1712 if(pen
->startcap
== LineCapArrowAnchor
)
1713 shorten_line_amt(ptcopy
[1].X
, ptcopy
[1].Y
,
1714 &ptcopy
[0].X
, &ptcopy
[0].Y
, pen
->width
);
1715 else if((pen
->startcap
== LineCapCustom
) && pen
->customstart
)
1716 shorten_line_amt(ptcopy
[1].X
, ptcopy
[1].Y
,
1717 &ptcopy
[0].X
, &ptcopy
[0].Y
,
1718 pen
->customstart
->inset
* pen
->width
);
1720 draw_cap(graphics
, get_gdi_brush_color(pen
->brush
), pen
->endcap
, pen
->width
, pen
->customend
,
1721 pt
[count
- 2].X
, pt
[count
- 2].Y
, pt
[count
- 1].X
, pt
[count
- 1].Y
);
1722 draw_cap(graphics
, get_gdi_brush_color(pen
->brush
), pen
->startcap
, pen
->width
, pen
->customstart
,
1723 pt
[1].X
, pt
[1].Y
, pt
[0].X
, pt
[0].Y
);
1726 transform_and_round_points(graphics
, pti
, ptcopy
, count
);
1728 if(Polyline(graphics
->hdc
, pti
, count
))
1738 /* Conducts a linear search to find the bezier points that will back off
1739 * the endpoint of the curve by a distance of amt. Linear search works
1740 * better than binary in this case because there are multiple solutions,
1741 * and binary searches often find a bad one. I don't think this is what
1742 * Windows does but short of rendering the bezier without GDI's help it's
1743 * the best we can do. If rev then work from the start of the passed points
1744 * instead of the end. */
1745 static void shorten_bezier_amt(GpPointF
* pt
, REAL amt
, BOOL rev
)
1748 REAL percent
= 0.00, dx
, dy
, origx
, origy
, diff
= -1.0;
1749 INT i
, first
= 0, second
= 1, third
= 2, fourth
= 3;
1758 origx
= pt
[fourth
].X
;
1759 origy
= pt
[fourth
].Y
;
1760 memcpy(origpt
, pt
, sizeof(GpPointF
) * 4);
1762 for(i
= 0; (i
< MAX_ITERS
) && (diff
< amt
); i
++){
1763 /* reset bezier points to original values */
1764 memcpy(pt
, origpt
, sizeof(GpPointF
) * 4);
1765 /* Perform magic on bezier points. Order is important here.*/
1766 shorten_line_percent(pt
[third
].X
, pt
[third
].Y
, &pt
[fourth
].X
, &pt
[fourth
].Y
, percent
);
1767 shorten_line_percent(pt
[second
].X
, pt
[second
].Y
, &pt
[third
].X
, &pt
[third
].Y
, percent
);
1768 shorten_line_percent(pt
[third
].X
, pt
[third
].Y
, &pt
[fourth
].X
, &pt
[fourth
].Y
, percent
);
1769 shorten_line_percent(pt
[first
].X
, pt
[first
].Y
, &pt
[second
].X
, &pt
[second
].Y
, percent
);
1770 shorten_line_percent(pt
[second
].X
, pt
[second
].Y
, &pt
[third
].X
, &pt
[third
].Y
, percent
);
1771 shorten_line_percent(pt
[third
].X
, pt
[third
].Y
, &pt
[fourth
].X
, &pt
[fourth
].Y
, percent
);
1773 dx
= pt
[fourth
].X
- origx
;
1774 dy
= pt
[fourth
].Y
- origy
;
1776 diff
= sqrt(dx
* dx
+ dy
* dy
);
1777 percent
+= 0.0005 * amt
;
1781 /* Draws bezier curves between given points, and if caps is true then draws an
1782 * endcap at the end of the last line. */
1783 static GpStatus
draw_polybezier(GpGraphics
*graphics
, GpPen
*pen
,
1784 GDIPCONST GpPointF
* pt
, INT count
, BOOL caps
)
1788 GpStatus status
= GenericError
;
1793 pti
= GdipAlloc(count
* sizeof(POINT
));
1794 ptcopy
= GdipAlloc(count
* sizeof(GpPointF
));
1796 if(!pti
|| !ptcopy
){
1797 status
= OutOfMemory
;
1801 memcpy(ptcopy
, pt
, count
* sizeof(GpPointF
));
1804 if(pen
->endcap
== LineCapArrowAnchor
)
1805 shorten_bezier_amt(&ptcopy
[count
-4], pen
->width
, FALSE
);
1806 else if((pen
->endcap
== LineCapCustom
) && pen
->customend
)
1807 shorten_bezier_amt(&ptcopy
[count
-4], pen
->width
* pen
->customend
->inset
,
1810 if(pen
->startcap
== LineCapArrowAnchor
)
1811 shorten_bezier_amt(ptcopy
, pen
->width
, TRUE
);
1812 else if((pen
->startcap
== LineCapCustom
) && pen
->customstart
)
1813 shorten_bezier_amt(ptcopy
, pen
->width
* pen
->customstart
->inset
, TRUE
);
1815 /* the direction of the line cap is parallel to the direction at the
1816 * end of the bezier (which, if it has been shortened, is not the same
1817 * as the direction from pt[count-2] to pt[count-1]) */
1818 draw_cap(graphics
, get_gdi_brush_color(pen
->brush
), pen
->endcap
, pen
->width
, pen
->customend
,
1819 pt
[count
- 1].X
- (ptcopy
[count
- 1].X
- ptcopy
[count
- 2].X
),
1820 pt
[count
- 1].Y
- (ptcopy
[count
- 1].Y
- ptcopy
[count
- 2].Y
),
1821 pt
[count
- 1].X
, pt
[count
- 1].Y
);
1823 draw_cap(graphics
, get_gdi_brush_color(pen
->brush
), pen
->startcap
, pen
->width
, pen
->customstart
,
1824 pt
[0].X
- (ptcopy
[0].X
- ptcopy
[1].X
),
1825 pt
[0].Y
- (ptcopy
[0].Y
- ptcopy
[1].Y
), pt
[0].X
, pt
[0].Y
);
1828 transform_and_round_points(graphics
, pti
, ptcopy
, count
);
1830 PolyBezier(graphics
->hdc
, pti
, count
);
1841 /* Draws a combination of bezier curves and lines between points. */
1842 static GpStatus
draw_poly(GpGraphics
*graphics
, GpPen
*pen
, GDIPCONST GpPointF
* pt
,
1843 GDIPCONST BYTE
* types
, INT count
, BOOL caps
)
1845 POINT
*pti
= GdipAlloc(count
* sizeof(POINT
));
1846 BYTE
*tp
= GdipAlloc(count
);
1847 GpPointF
*ptcopy
= GdipAlloc(count
* sizeof(GpPointF
));
1849 GpStatus status
= GenericError
;
1855 if(!pti
|| !tp
|| !ptcopy
){
1856 status
= OutOfMemory
;
1860 for(i
= 1; i
< count
; i
++){
1861 if((types
[i
] & PathPointTypePathTypeMask
) == PathPointTypeBezier
){
1862 if((i
+ 2 >= count
) || !(types
[i
+ 1] & PathPointTypeBezier
)
1863 || !(types
[i
+ 1] & PathPointTypeBezier
)){
1864 ERR("Bad bezier points\n");
1871 memcpy(ptcopy
, pt
, count
* sizeof(GpPointF
));
1873 /* If we are drawing caps, go through the points and adjust them accordingly,
1874 * and draw the caps. */
1876 switch(types
[count
- 1] & PathPointTypePathTypeMask
){
1877 case PathPointTypeBezier
:
1878 if(pen
->endcap
== LineCapArrowAnchor
)
1879 shorten_bezier_amt(&ptcopy
[count
- 4], pen
->width
, FALSE
);
1880 else if((pen
->endcap
== LineCapCustom
) && pen
->customend
)
1881 shorten_bezier_amt(&ptcopy
[count
- 4],
1882 pen
->width
* pen
->customend
->inset
, FALSE
);
1884 draw_cap(graphics
, get_gdi_brush_color(pen
->brush
), pen
->endcap
, pen
->width
, pen
->customend
,
1885 pt
[count
- 1].X
- (ptcopy
[count
- 1].X
- ptcopy
[count
- 2].X
),
1886 pt
[count
- 1].Y
- (ptcopy
[count
- 1].Y
- ptcopy
[count
- 2].Y
),
1887 pt
[count
- 1].X
, pt
[count
- 1].Y
);
1890 case PathPointTypeLine
:
1891 if(pen
->endcap
== LineCapArrowAnchor
)
1892 shorten_line_amt(ptcopy
[count
- 2].X
, ptcopy
[count
- 2].Y
,
1893 &ptcopy
[count
- 1].X
, &ptcopy
[count
- 1].Y
,
1895 else if((pen
->endcap
== LineCapCustom
) && pen
->customend
)
1896 shorten_line_amt(ptcopy
[count
- 2].X
, ptcopy
[count
- 2].Y
,
1897 &ptcopy
[count
- 1].X
, &ptcopy
[count
- 1].Y
,
1898 pen
->customend
->inset
* pen
->width
);
1900 draw_cap(graphics
, get_gdi_brush_color(pen
->brush
), pen
->endcap
, pen
->width
, pen
->customend
,
1901 pt
[count
- 2].X
, pt
[count
- 2].Y
, pt
[count
- 1].X
,
1906 ERR("Bad path last point\n");
1910 /* Find start of points */
1911 for(j
= 1; j
< count
&& ((types
[j
] & PathPointTypePathTypeMask
)
1912 == PathPointTypeStart
); j
++);
1914 switch(types
[j
] & PathPointTypePathTypeMask
){
1915 case PathPointTypeBezier
:
1916 if(pen
->startcap
== LineCapArrowAnchor
)
1917 shorten_bezier_amt(&ptcopy
[j
- 1], pen
->width
, TRUE
);
1918 else if((pen
->startcap
== LineCapCustom
) && pen
->customstart
)
1919 shorten_bezier_amt(&ptcopy
[j
- 1],
1920 pen
->width
* pen
->customstart
->inset
, TRUE
);
1922 draw_cap(graphics
, get_gdi_brush_color(pen
->brush
), pen
->startcap
, pen
->width
, pen
->customstart
,
1923 pt
[j
- 1].X
- (ptcopy
[j
- 1].X
- ptcopy
[j
].X
),
1924 pt
[j
- 1].Y
- (ptcopy
[j
- 1].Y
- ptcopy
[j
].Y
),
1925 pt
[j
- 1].X
, pt
[j
- 1].Y
);
1928 case PathPointTypeLine
:
1929 if(pen
->startcap
== LineCapArrowAnchor
)
1930 shorten_line_amt(ptcopy
[j
].X
, ptcopy
[j
].Y
,
1931 &ptcopy
[j
- 1].X
, &ptcopy
[j
- 1].Y
,
1933 else if((pen
->startcap
== LineCapCustom
) && pen
->customstart
)
1934 shorten_line_amt(ptcopy
[j
].X
, ptcopy
[j
].Y
,
1935 &ptcopy
[j
- 1].X
, &ptcopy
[j
- 1].Y
,
1936 pen
->customstart
->inset
* pen
->width
);
1938 draw_cap(graphics
, get_gdi_brush_color(pen
->brush
), pen
->startcap
, pen
->width
, pen
->customstart
,
1939 pt
[j
].X
, pt
[j
].Y
, pt
[j
- 1].X
,
1944 ERR("Bad path points\n");
1949 transform_and_round_points(graphics
, pti
, ptcopy
, count
);
1951 for(i
= 0; i
< count
; i
++){
1952 tp
[i
] = convert_path_point_type(types
[i
]);
1955 PolyDraw(graphics
->hdc
, pti
, tp
, count
);
1967 GpStatus
trace_path(GpGraphics
*graphics
, GpPath
*path
)
1971 BeginPath(graphics
->hdc
);
1972 result
= draw_poly(graphics
, NULL
, path
->pathdata
.Points
,
1973 path
->pathdata
.Types
, path
->pathdata
.Count
, FALSE
);
1974 EndPath(graphics
->hdc
);
1978 typedef struct _GraphicsContainerItem
{
1980 GraphicsContainer contid
;
1982 SmoothingMode smoothing
;
1983 CompositingQuality compqual
;
1984 InterpolationMode interpolation
;
1985 CompositingMode compmode
;
1986 TextRenderingHint texthint
;
1989 PixelOffsetMode pixeloffset
;
1991 GpMatrix
* worldtrans
;
1993 INT origin_x
, origin_y
;
1994 } GraphicsContainerItem
;
1996 static GpStatus
init_container(GraphicsContainerItem
** container
,
1997 GDIPCONST GpGraphics
* graphics
){
2000 *container
= GdipAlloc(sizeof(GraphicsContainerItem
));
2004 (*container
)->contid
= graphics
->contid
+ 1;
2006 (*container
)->smoothing
= graphics
->smoothing
;
2007 (*container
)->compqual
= graphics
->compqual
;
2008 (*container
)->interpolation
= graphics
->interpolation
;
2009 (*container
)->compmode
= graphics
->compmode
;
2010 (*container
)->texthint
= graphics
->texthint
;
2011 (*container
)->scale
= graphics
->scale
;
2012 (*container
)->unit
= graphics
->unit
;
2013 (*container
)->textcontrast
= graphics
->textcontrast
;
2014 (*container
)->pixeloffset
= graphics
->pixeloffset
;
2015 (*container
)->origin_x
= graphics
->origin_x
;
2016 (*container
)->origin_y
= graphics
->origin_y
;
2018 sts
= GdipCloneMatrix(graphics
->worldtrans
, &(*container
)->worldtrans
);
2020 GdipFree(*container
);
2025 sts
= GdipCloneRegion(graphics
->clip
, &(*container
)->clip
);
2027 GdipDeleteMatrix((*container
)->worldtrans
);
2028 GdipFree(*container
);
2036 static void delete_container(GraphicsContainerItem
* container
){
2037 GdipDeleteMatrix(container
->worldtrans
);
2038 GdipDeleteRegion(container
->clip
);
2039 GdipFree(container
);
2042 static GpStatus
restore_container(GpGraphics
* graphics
,
2043 GDIPCONST GraphicsContainerItem
* container
){
2048 sts
= GdipCloneMatrix(container
->worldtrans
, &newTrans
);
2052 sts
= GdipCloneRegion(container
->clip
, &newClip
);
2054 GdipDeleteMatrix(newTrans
);
2058 GdipDeleteMatrix(graphics
->worldtrans
);
2059 graphics
->worldtrans
= newTrans
;
2061 GdipDeleteRegion(graphics
->clip
);
2062 graphics
->clip
= newClip
;
2064 graphics
->contid
= container
->contid
- 1;
2066 graphics
->smoothing
= container
->smoothing
;
2067 graphics
->compqual
= container
->compqual
;
2068 graphics
->interpolation
= container
->interpolation
;
2069 graphics
->compmode
= container
->compmode
;
2070 graphics
->texthint
= container
->texthint
;
2071 graphics
->scale
= container
->scale
;
2072 graphics
->unit
= container
->unit
;
2073 graphics
->textcontrast
= container
->textcontrast
;
2074 graphics
->pixeloffset
= container
->pixeloffset
;
2075 graphics
->origin_x
= container
->origin_x
;
2076 graphics
->origin_y
= container
->origin_y
;
2081 static GpStatus
get_graphics_bounds(GpGraphics
* graphics
, GpRectF
* rect
)
2087 if(graphics
->hwnd
) {
2088 if(!GetClientRect(graphics
->hwnd
, &wnd_rect
))
2089 return GenericError
;
2091 rect
->X
= wnd_rect
.left
;
2092 rect
->Y
= wnd_rect
.top
;
2093 rect
->Width
= wnd_rect
.right
- wnd_rect
.left
;
2094 rect
->Height
= wnd_rect
.bottom
- wnd_rect
.top
;
2095 }else if (graphics
->image
){
2096 stat
= GdipGetImageBounds(graphics
->image
, rect
, &unit
);
2097 if (stat
== Ok
&& unit
!= UnitPixel
)
2098 FIXME("need to convert from unit %i\n", unit
);
2102 rect
->Width
= GetDeviceCaps(graphics
->hdc
, HORZRES
);
2103 rect
->Height
= GetDeviceCaps(graphics
->hdc
, VERTRES
);
2109 /* on success, rgn will contain the region of the graphics object which
2110 * is visible after clipping has been applied */
2111 static GpStatus
get_visible_clip_region(GpGraphics
*graphics
, GpRegion
*rgn
)
2117 if((stat
= get_graphics_bounds(graphics
, &rectf
)) != Ok
)
2120 if((stat
= GdipCreateRegion(&tmp
)) != Ok
)
2123 if((stat
= GdipCombineRegionRect(tmp
, &rectf
, CombineModeReplace
)) != Ok
)
2126 if((stat
= GdipCombineRegionRegion(tmp
, graphics
->clip
, CombineModeIntersect
)) != Ok
)
2129 stat
= GdipCombineRegionRegion(rgn
, tmp
, CombineModeReplace
);
2132 GdipDeleteRegion(tmp
);
2136 static void get_font_hfont(GpGraphics
*graphics
, GDIPCONST GpFont
*font
,
2137 GDIPCONST GpStringFormat
*format
, HFONT
*hfont
)
2139 HDC hdc
= CreateCompatibleDC(0);
2141 REAL angle
, rel_width
, rel_height
, font_height
, font_to_pixel_scale
;
2143 HFONT unscaled_font
;
2144 TEXTMETRICW textmet
;
2146 font_to_pixel_scale
= (format
&& format
->generic_typographic
) ? 1.0 : units_scale(UnitPoint
, UnitPixel
, font
->family
->dpi
);
2148 if (font
->unit
== UnitPixel
)
2149 font_height
= font
->emSize
* font_to_pixel_scale
;
2152 REAL unit_scale
, res
;
2154 res
= (graphics
->unit
== UnitDisplay
|| graphics
->unit
== UnitPixel
) ? graphics
->xres
: graphics
->yres
;
2155 unit_scale
= units_scale(font
->unit
, graphics
->unit
, res
);
2157 font_height
= font
->emSize
* font_to_pixel_scale
* unit_scale
;
2158 if (graphics
->unit
!= UnitDisplay
)
2159 font_height
/= graphics
->scale
;
2169 GdipTransformPoints(graphics
, CoordinateSpaceDevice
, CoordinateSpaceWorld
, pt
, 3);
2170 angle
= -gdiplus_atan2((pt
[1].Y
- pt
[0].Y
), (pt
[1].X
- pt
[0].X
));
2171 rel_width
= sqrt((pt
[1].Y
-pt
[0].Y
)*(pt
[1].Y
-pt
[0].Y
)+
2172 (pt
[1].X
-pt
[0].X
)*(pt
[1].X
-pt
[0].X
));
2173 rel_height
= sqrt((pt
[2].Y
-pt
[0].Y
)*(pt
[2].Y
-pt
[0].Y
)+
2174 (pt
[2].X
-pt
[0].X
)*(pt
[2].X
-pt
[0].X
));
2176 get_log_fontW(font
, graphics
, &lfw
);
2177 lfw
.lfHeight
= gdip_round(font_height
* rel_height
);
2178 unscaled_font
= CreateFontIndirectW(&lfw
);
2180 SelectObject(hdc
, unscaled_font
);
2181 GetTextMetricsW(hdc
, &textmet
);
2183 lfw
.lfWidth
= gdip_round(textmet
.tmAveCharWidth
* rel_width
/ rel_height
);
2184 lfw
.lfEscapement
= lfw
.lfOrientation
= gdip_round((angle
/ M_PI
) * 1800.0);
2186 *hfont
= CreateFontIndirectW(&lfw
);
2189 DeleteObject(unscaled_font
);
2192 GpStatus WINGDIPAPI
GdipCreateFromHDC(HDC hdc
, GpGraphics
**graphics
)
2194 TRACE("(%p, %p)\n", hdc
, graphics
);
2196 return GdipCreateFromHDC2(hdc
, NULL
, graphics
);
2199 GpStatus WINGDIPAPI
GdipCreateFromHDC2(HDC hdc
, HANDLE hDevice
, GpGraphics
**graphics
)
2203 TRACE("(%p, %p, %p)\n", hdc
, hDevice
, graphics
);
2205 if(hDevice
!= NULL
) {
2206 FIXME("Don't know how to handle parameter hDevice\n");
2207 return NotImplemented
;
2213 if(graphics
== NULL
)
2214 return InvalidParameter
;
2216 *graphics
= GdipAlloc(sizeof(GpGraphics
));
2217 if(!*graphics
) return OutOfMemory
;
2219 if((retval
= GdipCreateMatrix(&(*graphics
)->worldtrans
)) != Ok
){
2220 GdipFree(*graphics
);
2224 if((retval
= GdipCreateRegion(&(*graphics
)->clip
)) != Ok
){
2225 GdipFree((*graphics
)->worldtrans
);
2226 GdipFree(*graphics
);
2230 (*graphics
)->hdc
= hdc
;
2231 (*graphics
)->hwnd
= WindowFromDC(hdc
);
2232 (*graphics
)->owndc
= FALSE
;
2233 (*graphics
)->smoothing
= SmoothingModeDefault
;
2234 (*graphics
)->compqual
= CompositingQualityDefault
;
2235 (*graphics
)->interpolation
= InterpolationModeBilinear
;
2236 (*graphics
)->pixeloffset
= PixelOffsetModeDefault
;
2237 (*graphics
)->compmode
= CompositingModeSourceOver
;
2238 (*graphics
)->unit
= UnitDisplay
;
2239 (*graphics
)->scale
= 1.0;
2240 (*graphics
)->xres
= GetDeviceCaps(hdc
, LOGPIXELSX
);
2241 (*graphics
)->yres
= GetDeviceCaps(hdc
, LOGPIXELSY
);
2242 (*graphics
)->busy
= FALSE
;
2243 (*graphics
)->textcontrast
= 4;
2244 list_init(&(*graphics
)->containers
);
2245 (*graphics
)->contid
= 0;
2247 TRACE("<-- %p\n", *graphics
);
2252 GpStatus
graphics_from_image(GpImage
*image
, GpGraphics
**graphics
)
2256 *graphics
= GdipAlloc(sizeof(GpGraphics
));
2257 if(!*graphics
) return OutOfMemory
;
2259 if((retval
= GdipCreateMatrix(&(*graphics
)->worldtrans
)) != Ok
){
2260 GdipFree(*graphics
);
2264 if((retval
= GdipCreateRegion(&(*graphics
)->clip
)) != Ok
){
2265 GdipFree((*graphics
)->worldtrans
);
2266 GdipFree(*graphics
);
2270 (*graphics
)->hdc
= NULL
;
2271 (*graphics
)->hwnd
= NULL
;
2272 (*graphics
)->owndc
= FALSE
;
2273 (*graphics
)->image
= image
;
2274 (*graphics
)->smoothing
= SmoothingModeDefault
;
2275 (*graphics
)->compqual
= CompositingQualityDefault
;
2276 (*graphics
)->interpolation
= InterpolationModeBilinear
;
2277 (*graphics
)->pixeloffset
= PixelOffsetModeDefault
;
2278 (*graphics
)->compmode
= CompositingModeSourceOver
;
2279 (*graphics
)->unit
= UnitDisplay
;
2280 (*graphics
)->scale
= 1.0;
2281 (*graphics
)->xres
= image
->xres
;
2282 (*graphics
)->yres
= image
->yres
;
2283 (*graphics
)->busy
= FALSE
;
2284 (*graphics
)->textcontrast
= 4;
2285 list_init(&(*graphics
)->containers
);
2286 (*graphics
)->contid
= 0;
2288 TRACE("<-- %p\n", *graphics
);
2293 GpStatus WINGDIPAPI
GdipCreateFromHWND(HWND hwnd
, GpGraphics
**graphics
)
2298 TRACE("(%p, %p)\n", hwnd
, graphics
);
2302 if((ret
= GdipCreateFromHDC(hdc
, graphics
)) != Ok
)
2304 ReleaseDC(hwnd
, hdc
);
2308 (*graphics
)->hwnd
= hwnd
;
2309 (*graphics
)->owndc
= TRUE
;
2314 /* FIXME: no icm handling */
2315 GpStatus WINGDIPAPI
GdipCreateFromHWNDICM(HWND hwnd
, GpGraphics
**graphics
)
2317 TRACE("(%p, %p)\n", hwnd
, graphics
);
2319 return GdipCreateFromHWND(hwnd
, graphics
);
2322 GpStatus WINGDIPAPI
GdipCreateMetafileFromEmf(HENHMETAFILE hemf
, BOOL
delete,
2323 GpMetafile
**metafile
)
2325 IStream
*stream
= NULL
;
2327 ENHMETAHEADER
*copy
;
2328 GpStatus retval
= Ok
;
2330 TRACE("(%p,%i,%p)\n", hemf
, delete, metafile
);
2332 if(!hemf
|| !metafile
)
2333 return InvalidParameter
;
2335 read
= GetEnhMetaFileBits(hemf
, 0, NULL
);
2336 copy
= GdipAlloc(read
);
2337 GetEnhMetaFileBits(hemf
, read
, (BYTE
*)copy
);
2339 if(CreateStreamOnHGlobal(copy
, TRUE
, &stream
) != S_OK
){
2340 ERR("could not make stream\n");
2342 retval
= GenericError
;
2346 *metafile
= GdipAlloc(sizeof(GpMetafile
));
2348 retval
= OutOfMemory
;
2352 if(OleLoadPicture(stream
, 0, FALSE
, &IID_IPicture
,
2353 (LPVOID
*) &((*metafile
)->image
.picture
)) != S_OK
)
2355 retval
= GenericError
;
2360 (*metafile
)->image
.type
= ImageTypeMetafile
;
2361 memcpy(&(*metafile
)->image
.format
, &ImageFormatWMF
, sizeof(GUID
));
2362 (*metafile
)->image
.palette
= NULL
;
2363 (*metafile
)->image
.xres
= (REAL
)copy
->szlDevice
.cx
;
2364 (*metafile
)->image
.yres
= (REAL
)copy
->szlDevice
.cy
;
2365 (*metafile
)->bounds
.X
= (REAL
)copy
->rclBounds
.left
;
2366 (*metafile
)->bounds
.Y
= (REAL
)copy
->rclBounds
.top
;
2367 (*metafile
)->bounds
.Width
= (REAL
)(copy
->rclBounds
.right
- copy
->rclBounds
.left
);
2368 (*metafile
)->bounds
.Height
= (REAL
)(copy
->rclBounds
.bottom
- copy
->rclBounds
.top
);
2369 (*metafile
)->unit
= UnitPixel
;
2372 DeleteEnhMetaFile(hemf
);
2374 TRACE("<-- %p\n", *metafile
);
2378 GdipFree(*metafile
);
2379 IStream_Release(stream
);
2383 GpStatus WINGDIPAPI
GdipCreateMetafileFromWmf(HMETAFILE hwmf
, BOOL
delete,
2384 GDIPCONST WmfPlaceableFileHeader
* placeable
, GpMetafile
**metafile
)
2389 GpStatus retval
= Ok
;
2391 TRACE("(%p, %d, %p, %p)\n", hwmf
, delete, placeable
, metafile
);
2393 if(!hwmf
|| !metafile
|| !placeable
)
2394 return InvalidParameter
;
2397 read
= GetMetaFileBitsEx(hwmf
, 0, NULL
);
2399 return GenericError
;
2400 copy
= GdipAlloc(read
);
2401 GetMetaFileBitsEx(hwmf
, read
, copy
);
2403 hemf
= SetWinMetaFileBits(read
, copy
, NULL
, NULL
);
2406 retval
= GdipCreateMetafileFromEmf(hemf
, FALSE
, metafile
);
2410 (*metafile
)->image
.xres
= (REAL
)placeable
->Inch
;
2411 (*metafile
)->image
.yres
= (REAL
)placeable
->Inch
;
2412 (*metafile
)->bounds
.X
= ((REAL
)placeable
->BoundingBox
.Left
) / ((REAL
)placeable
->Inch
);
2413 (*metafile
)->bounds
.Y
= ((REAL
)placeable
->BoundingBox
.Top
) / ((REAL
)placeable
->Inch
);
2414 (*metafile
)->bounds
.Width
= (REAL
)(placeable
->BoundingBox
.Right
-
2415 placeable
->BoundingBox
.Left
);
2416 (*metafile
)->bounds
.Height
= (REAL
)(placeable
->BoundingBox
.Bottom
-
2417 placeable
->BoundingBox
.Top
);
2419 if (delete) DeleteMetaFile(hwmf
);
2424 GpStatus WINGDIPAPI
GdipCreateMetafileFromWmfFile(GDIPCONST WCHAR
*file
,
2425 GDIPCONST WmfPlaceableFileHeader
* placeable
, GpMetafile
**metafile
)
2427 HMETAFILE hmf
= GetMetaFileW(file
);
2429 TRACE("(%s, %p, %p)\n", debugstr_w(file
), placeable
, metafile
);
2431 if(!hmf
) return InvalidParameter
;
2433 return GdipCreateMetafileFromWmf(hmf
, TRUE
, placeable
, metafile
);
2436 GpStatus WINGDIPAPI
GdipCreateMetafileFromFile(GDIPCONST WCHAR
*file
,
2437 GpMetafile
**metafile
)
2439 FIXME("(%p, %p): stub\n", file
, metafile
);
2440 return NotImplemented
;
2443 GpStatus WINGDIPAPI
GdipCreateMetafileFromStream(IStream
*stream
,
2444 GpMetafile
**metafile
)
2446 FIXME("(%p, %p): stub\n", stream
, metafile
);
2447 return NotImplemented
;
2450 GpStatus WINGDIPAPI
GdipCreateStreamOnFile(GDIPCONST WCHAR
* filename
,
2451 UINT access
, IStream
**stream
)
2456 TRACE("(%s, %u, %p)\n", debugstr_w(filename
), access
, stream
);
2458 if(!stream
|| !filename
)
2459 return InvalidParameter
;
2461 if(access
& GENERIC_WRITE
)
2462 dwMode
= STGM_SHARE_DENY_WRITE
| STGM_WRITE
| STGM_CREATE
;
2463 else if(access
& GENERIC_READ
)
2464 dwMode
= STGM_SHARE_DENY_WRITE
| STGM_READ
| STGM_FAILIFTHERE
;
2466 return InvalidParameter
;
2468 ret
= SHCreateStreamOnFileW(filename
, dwMode
, stream
);
2470 return hresult_to_status(ret
);
2473 GpStatus WINGDIPAPI
GdipDeleteGraphics(GpGraphics
*graphics
)
2475 GraphicsContainerItem
*cont
, *next
;
2477 TRACE("(%p)\n", graphics
);
2479 if(!graphics
) return InvalidParameter
;
2480 if(graphics
->busy
) return ObjectBusy
;
2482 if (graphics
->image
&& graphics
->image
->type
== ImageTypeMetafile
)
2484 stat
= METAFILE_GraphicsDeleted((GpMetafile
*)graphics
->image
);
2490 ReleaseDC(graphics
->hwnd
, graphics
->hdc
);
2492 LIST_FOR_EACH_ENTRY_SAFE(cont
, next
, &graphics
->containers
, GraphicsContainerItem
, entry
){
2493 list_remove(&cont
->entry
);
2494 delete_container(cont
);
2497 GdipDeleteRegion(graphics
->clip
);
2498 GdipDeleteMatrix(graphics
->worldtrans
);
2504 GpStatus WINGDIPAPI
GdipDrawArc(GpGraphics
*graphics
, GpPen
*pen
, REAL x
,
2505 REAL y
, REAL width
, REAL height
, REAL startAngle
, REAL sweepAngle
)
2507 INT save_state
, num_pts
;
2508 GpPointF points
[MAX_ARC_PTS
];
2511 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics
, pen
, x
, y
,
2512 width
, height
, startAngle
, sweepAngle
);
2514 if(!graphics
|| !pen
|| width
<= 0 || height
<= 0)
2515 return InvalidParameter
;
2522 FIXME("graphics object has no HDC\n");
2526 num_pts
= arc2polybezier(points
, x
, y
, width
, height
, startAngle
, sweepAngle
);
2528 save_state
= prepare_dc(graphics
, pen
);
2530 retval
= draw_polybezier(graphics
, pen
, points
, num_pts
, TRUE
);
2532 restore_dc(graphics
, save_state
);
2537 GpStatus WINGDIPAPI
GdipDrawArcI(GpGraphics
*graphics
, GpPen
*pen
, INT x
,
2538 INT y
, INT width
, INT height
, REAL startAngle
, REAL sweepAngle
)
2540 TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n", graphics
, pen
, x
, y
,
2541 width
, height
, startAngle
, sweepAngle
);
2543 return GdipDrawArc(graphics
,pen
,(REAL
)x
,(REAL
)y
,(REAL
)width
,(REAL
)height
,startAngle
,sweepAngle
);
2546 GpStatus WINGDIPAPI
GdipDrawBezier(GpGraphics
*graphics
, GpPen
*pen
, REAL x1
,
2547 REAL y1
, REAL x2
, REAL y2
, REAL x3
, REAL y3
, REAL x4
, REAL y4
)
2553 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics
, pen
, x1
, y1
,
2554 x2
, y2
, x3
, y3
, x4
, y4
);
2556 if(!graphics
|| !pen
)
2557 return InvalidParameter
;
2564 FIXME("graphics object has no HDC\n");
2577 save_state
= prepare_dc(graphics
, pen
);
2579 retval
= draw_polybezier(graphics
, pen
, pt
, 4, TRUE
);
2581 restore_dc(graphics
, save_state
);
2586 GpStatus WINGDIPAPI
GdipDrawBezierI(GpGraphics
*graphics
, GpPen
*pen
, INT x1
,
2587 INT y1
, INT x2
, INT y2
, INT x3
, INT y3
, INT x4
, INT y4
)
2593 TRACE("(%p, %p, %d, %d, %d, %d, %d, %d, %d, %d)\n", graphics
, pen
, x1
, y1
,
2594 x2
, y2
, x3
, y3
, x4
, y4
);
2596 if(!graphics
|| !pen
)
2597 return InvalidParameter
;
2604 FIXME("graphics object has no HDC\n");
2617 save_state
= prepare_dc(graphics
, pen
);
2619 retval
= draw_polybezier(graphics
, pen
, pt
, 4, TRUE
);
2621 restore_dc(graphics
, save_state
);
2626 GpStatus WINGDIPAPI
GdipDrawBeziers(GpGraphics
*graphics
, GpPen
*pen
,
2627 GDIPCONST GpPointF
*points
, INT count
)
2632 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
2634 if(!graphics
|| !pen
|| !points
|| (count
<= 0))
2635 return InvalidParameter
;
2640 for(i
= 0; i
< floor(count
/ 4); i
++){
2641 ret
= GdipDrawBezier(graphics
, pen
,
2642 points
[4*i
].X
, points
[4*i
].Y
,
2643 points
[4*i
+ 1].X
, points
[4*i
+ 1].Y
,
2644 points
[4*i
+ 2].X
, points
[4*i
+ 2].Y
,
2645 points
[4*i
+ 3].X
, points
[4*i
+ 3].Y
);
2653 GpStatus WINGDIPAPI
GdipDrawBeziersI(GpGraphics
*graphics
, GpPen
*pen
,
2654 GDIPCONST GpPoint
*points
, INT count
)
2660 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
2662 if(!graphics
|| !pen
|| !points
|| (count
<= 0))
2663 return InvalidParameter
;
2668 pts
= GdipAlloc(sizeof(GpPointF
) * count
);
2672 for(i
= 0; i
< count
; i
++){
2673 pts
[i
].X
= (REAL
)points
[i
].X
;
2674 pts
[i
].Y
= (REAL
)points
[i
].Y
;
2677 ret
= GdipDrawBeziers(graphics
,pen
,pts
,count
);
2684 GpStatus WINGDIPAPI
GdipDrawClosedCurve(GpGraphics
*graphics
, GpPen
*pen
,
2685 GDIPCONST GpPointF
*points
, INT count
)
2687 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
2689 return GdipDrawClosedCurve2(graphics
, pen
, points
, count
, 1.0);
2692 GpStatus WINGDIPAPI
GdipDrawClosedCurveI(GpGraphics
*graphics
, GpPen
*pen
,
2693 GDIPCONST GpPoint
*points
, INT count
)
2695 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
2697 return GdipDrawClosedCurve2I(graphics
, pen
, points
, count
, 1.0);
2700 GpStatus WINGDIPAPI
GdipDrawClosedCurve2(GpGraphics
*graphics
, GpPen
*pen
,
2701 GDIPCONST GpPointF
*points
, INT count
, REAL tension
)
2706 TRACE("(%p, %p, %p, %d, %.2f)\n", graphics
, pen
, points
, count
, tension
);
2708 if(!graphics
|| !pen
|| !points
|| count
<= 0)
2709 return InvalidParameter
;
2714 if((stat
= GdipCreatePath(FillModeAlternate
, &path
)) != Ok
)
2717 stat
= GdipAddPathClosedCurve2(path
, points
, count
, tension
);
2719 GdipDeletePath(path
);
2723 stat
= GdipDrawPath(graphics
, pen
, path
);
2725 GdipDeletePath(path
);
2730 GpStatus WINGDIPAPI
GdipDrawClosedCurve2I(GpGraphics
*graphics
, GpPen
*pen
,
2731 GDIPCONST GpPoint
*points
, INT count
, REAL tension
)
2737 TRACE("(%p, %p, %p, %d, %.2f)\n", graphics
, pen
, points
, count
, tension
);
2739 if(!points
|| count
<= 0)
2740 return InvalidParameter
;
2742 ptf
= GdipAlloc(sizeof(GpPointF
)*count
);
2746 for(i
= 0; i
< count
; i
++){
2747 ptf
[i
].X
= (REAL
)points
[i
].X
;
2748 ptf
[i
].Y
= (REAL
)points
[i
].Y
;
2751 stat
= GdipDrawClosedCurve2(graphics
, pen
, ptf
, count
, tension
);
2758 GpStatus WINGDIPAPI
GdipDrawCurve(GpGraphics
*graphics
, GpPen
*pen
,
2759 GDIPCONST GpPointF
*points
, INT count
)
2761 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
2763 return GdipDrawCurve2(graphics
,pen
,points
,count
,1.0);
2766 GpStatus WINGDIPAPI
GdipDrawCurveI(GpGraphics
*graphics
, GpPen
*pen
,
2767 GDIPCONST GpPoint
*points
, INT count
)
2773 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
2776 return InvalidParameter
;
2778 pointsF
= GdipAlloc(sizeof(GpPointF
)*count
);
2782 for(i
= 0; i
< count
; i
++){
2783 pointsF
[i
].X
= (REAL
)points
[i
].X
;
2784 pointsF
[i
].Y
= (REAL
)points
[i
].Y
;
2787 ret
= GdipDrawCurve(graphics
,pen
,pointsF
,count
);
2793 /* Approximates cardinal spline with Bezier curves. */
2794 GpStatus WINGDIPAPI
GdipDrawCurve2(GpGraphics
*graphics
, GpPen
*pen
,
2795 GDIPCONST GpPointF
*points
, INT count
, REAL tension
)
2797 /* PolyBezier expects count*3-2 points. */
2798 INT i
, len_pt
= count
*3-2, save_state
;
2800 REAL x1
, x2
, y1
, y2
;
2803 TRACE("(%p, %p, %p, %d, %.2f)\n", graphics
, pen
, points
, count
, tension
);
2805 if(!graphics
|| !pen
)
2806 return InvalidParameter
;
2812 return InvalidParameter
;
2816 FIXME("graphics object has no HDC\n");
2820 pt
= GdipAlloc(len_pt
* sizeof(GpPointF
));
2824 tension
= tension
* TENSION_CONST
;
2826 calc_curve_bezier_endp(points
[0].X
, points
[0].Y
, points
[1].X
, points
[1].Y
,
2829 pt
[0].X
= points
[0].X
;
2830 pt
[0].Y
= points
[0].Y
;
2834 for(i
= 0; i
< count
-2; i
++){
2835 calc_curve_bezier(&(points
[i
]), tension
, &x1
, &y1
, &x2
, &y2
);
2839 pt
[3*i
+3].X
= points
[i
+1].X
;
2840 pt
[3*i
+3].Y
= points
[i
+1].Y
;
2845 calc_curve_bezier_endp(points
[count
-1].X
, points
[count
-1].Y
,
2846 points
[count
-2].X
, points
[count
-2].Y
, tension
, &x1
, &y1
);
2848 pt
[len_pt
-2].X
= x1
;
2849 pt
[len_pt
-2].Y
= y1
;
2850 pt
[len_pt
-1].X
= points
[count
-1].X
;
2851 pt
[len_pt
-1].Y
= points
[count
-1].Y
;
2853 save_state
= prepare_dc(graphics
, pen
);
2855 retval
= draw_polybezier(graphics
, pen
, pt
, len_pt
, TRUE
);
2858 restore_dc(graphics
, save_state
);
2863 GpStatus WINGDIPAPI
GdipDrawCurve2I(GpGraphics
*graphics
, GpPen
*pen
,
2864 GDIPCONST GpPoint
*points
, INT count
, REAL tension
)
2870 TRACE("(%p, %p, %p, %d, %.2f)\n", graphics
, pen
, points
, count
, tension
);
2873 return InvalidParameter
;
2875 pointsF
= GdipAlloc(sizeof(GpPointF
)*count
);
2879 for(i
= 0; i
< count
; i
++){
2880 pointsF
[i
].X
= (REAL
)points
[i
].X
;
2881 pointsF
[i
].Y
= (REAL
)points
[i
].Y
;
2884 ret
= GdipDrawCurve2(graphics
,pen
,pointsF
,count
,tension
);
2890 GpStatus WINGDIPAPI
GdipDrawCurve3(GpGraphics
*graphics
, GpPen
*pen
,
2891 GDIPCONST GpPointF
*points
, INT count
, INT offset
, INT numberOfSegments
,
2894 TRACE("(%p, %p, %p, %d, %d, %d, %.2f)\n", graphics
, pen
, points
, count
, offset
, numberOfSegments
, tension
);
2896 if(offset
>= count
|| numberOfSegments
> count
- offset
- 1 || numberOfSegments
<= 0){
2897 return InvalidParameter
;
2900 return GdipDrawCurve2(graphics
, pen
, points
+ offset
, numberOfSegments
+ 1, tension
);
2903 GpStatus WINGDIPAPI
GdipDrawCurve3I(GpGraphics
*graphics
, GpPen
*pen
,
2904 GDIPCONST GpPoint
*points
, INT count
, INT offset
, INT numberOfSegments
,
2907 TRACE("(%p, %p, %p, %d, %d, %d, %.2f)\n", graphics
, pen
, points
, count
, offset
, numberOfSegments
, tension
);
2913 if(offset
>= count
|| numberOfSegments
> count
- offset
- 1 || numberOfSegments
<= 0){
2914 return InvalidParameter
;
2917 return GdipDrawCurve2I(graphics
, pen
, points
+ offset
, numberOfSegments
+ 1, tension
);
2920 GpStatus WINGDIPAPI
GdipDrawEllipse(GpGraphics
*graphics
, GpPen
*pen
, REAL x
,
2921 REAL y
, REAL width
, REAL height
)
2927 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics
, pen
, x
, y
, width
, height
);
2929 if(!graphics
|| !pen
)
2930 return InvalidParameter
;
2937 FIXME("graphics object has no HDC\n");
2943 ptf
[1].X
= x
+ width
;
2944 ptf
[1].Y
= y
+ height
;
2946 save_state
= prepare_dc(graphics
, pen
);
2947 SelectObject(graphics
->hdc
, GetStockObject(NULL_BRUSH
));
2949 transform_and_round_points(graphics
, pti
, ptf
, 2);
2951 Ellipse(graphics
->hdc
, pti
[0].x
, pti
[0].y
, pti
[1].x
, pti
[1].y
);
2953 restore_dc(graphics
, save_state
);
2958 GpStatus WINGDIPAPI
GdipDrawEllipseI(GpGraphics
*graphics
, GpPen
*pen
, INT x
,
2959 INT y
, INT width
, INT height
)
2961 TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics
, pen
, x
, y
, width
, height
);
2963 return GdipDrawEllipse(graphics
,pen
,(REAL
)x
,(REAL
)y
,(REAL
)width
,(REAL
)height
);
2967 GpStatus WINGDIPAPI
GdipDrawImage(GpGraphics
*graphics
, GpImage
*image
, REAL x
, REAL y
)
2971 TRACE("(%p, %p, %.2f, %.2f)\n", graphics
, image
, x
, y
);
2973 if(!graphics
|| !image
)
2974 return InvalidParameter
;
2976 GdipGetImageWidth(image
, &width
);
2977 GdipGetImageHeight(image
, &height
);
2979 return GdipDrawImagePointRect(graphics
, image
, x
, y
,
2980 0.0, 0.0, (REAL
)width
, (REAL
)height
, UnitPixel
);
2983 GpStatus WINGDIPAPI
GdipDrawImageI(GpGraphics
*graphics
, GpImage
*image
, INT x
,
2986 TRACE("(%p, %p, %d, %d)\n", graphics
, image
, x
, y
);
2988 return GdipDrawImage(graphics
, image
, (REAL
)x
, (REAL
)y
);
2991 GpStatus WINGDIPAPI
GdipDrawImagePointRect(GpGraphics
*graphics
, GpImage
*image
,
2992 REAL x
, REAL y
, REAL srcx
, REAL srcy
, REAL srcwidth
, REAL srcheight
,
2996 REAL scale_x
, scale_y
, width
, height
;
2998 TRACE("(%p, %p, %f, %f, %f, %f, %f, %f, %d)\n", graphics
, image
, x
, y
, srcx
, srcy
, srcwidth
, srcheight
, srcUnit
);
3000 scale_x
= units_scale(srcUnit
, graphics
->unit
, graphics
->xres
);
3001 scale_x
*= graphics
->xres
/ image
->xres
;
3002 scale_y
= units_scale(srcUnit
, graphics
->unit
, graphics
->yres
);
3003 scale_y
*= graphics
->yres
/ image
->yres
;
3004 width
= srcwidth
* scale_x
;
3005 height
= srcheight
* scale_y
;
3007 points
[0].X
= points
[2].X
= x
;
3008 points
[0].Y
= points
[1].Y
= y
;
3009 points
[1].X
= x
+ width
;
3010 points
[2].Y
= y
+ height
;
3012 return GdipDrawImagePointsRect(graphics
, image
, points
, 3, srcx
, srcy
,
3013 srcwidth
, srcheight
, srcUnit
, NULL
, NULL
, NULL
);
3016 GpStatus WINGDIPAPI
GdipDrawImagePointRectI(GpGraphics
*graphics
, GpImage
*image
,
3017 INT x
, INT y
, INT srcx
, INT srcy
, INT srcwidth
, INT srcheight
,
3020 return GdipDrawImagePointRect(graphics
, image
, x
, y
, srcx
, srcy
, srcwidth
, srcheight
, srcUnit
);
3023 GpStatus WINGDIPAPI
GdipDrawImagePoints(GpGraphics
*graphics
, GpImage
*image
,
3024 GDIPCONST GpPointF
*dstpoints
, INT count
)
3028 TRACE("(%p, %p, %p, %d)\n", graphics
, image
, dstpoints
, count
);
3031 return InvalidParameter
;
3033 GdipGetImageWidth(image
, &width
);
3034 GdipGetImageHeight(image
, &height
);
3036 return GdipDrawImagePointsRect(graphics
, image
, dstpoints
, count
, 0, 0,
3037 width
, height
, UnitPixel
, NULL
, NULL
, NULL
);
3040 GpStatus WINGDIPAPI
GdipDrawImagePointsI(GpGraphics
*graphics
, GpImage
*image
,
3041 GDIPCONST GpPoint
*dstpoints
, INT count
)
3045 TRACE("(%p, %p, %p, %d)\n", graphics
, image
, dstpoints
, count
);
3047 if (count
!= 3 || !dstpoints
)
3048 return InvalidParameter
;
3050 ptf
[0].X
= (REAL
)dstpoints
[0].X
;
3051 ptf
[0].Y
= (REAL
)dstpoints
[0].Y
;
3052 ptf
[1].X
= (REAL
)dstpoints
[1].X
;
3053 ptf
[1].Y
= (REAL
)dstpoints
[1].Y
;
3054 ptf
[2].X
= (REAL
)dstpoints
[2].X
;
3055 ptf
[2].Y
= (REAL
)dstpoints
[2].Y
;
3057 return GdipDrawImagePoints(graphics
, image
, ptf
, count
);
3060 GpStatus WINGDIPAPI
GdipDrawImagePointsRect(GpGraphics
*graphics
, GpImage
*image
,
3061 GDIPCONST GpPointF
*points
, INT count
, REAL srcx
, REAL srcy
, REAL srcwidth
,
3062 REAL srcheight
, GpUnit srcUnit
, GDIPCONST GpImageAttributes
* imageAttributes
,
3063 DrawImageAbort callback
, VOID
* callbackData
)
3069 TRACE("(%p, %p, %p, %d, %f, %f, %f, %f, %d, %p, %p, %p)\n", graphics
, image
, points
,
3070 count
, srcx
, srcy
, srcwidth
, srcheight
, srcUnit
, imageAttributes
, callback
,
3074 return NotImplemented
;
3076 if(!graphics
|| !image
|| !points
|| count
!= 3)
3077 return InvalidParameter
;
3079 TRACE("%s %s %s\n", debugstr_pointf(&points
[0]), debugstr_pointf(&points
[1]),
3080 debugstr_pointf(&points
[2]));
3082 memcpy(ptf
, points
, 3 * sizeof(GpPointF
));
3083 ptf
[3].X
= ptf
[2].X
+ ptf
[1].X
- ptf
[0].X
;
3084 ptf
[3].Y
= ptf
[2].Y
+ ptf
[1].Y
- ptf
[0].Y
;
3085 if (!srcwidth
|| !srcheight
|| ptf
[3].X
== ptf
[0].X
|| ptf
[3].Y
== ptf
[0].Y
)
3087 transform_and_round_points(graphics
, pti
, ptf
, 4);
3089 TRACE("%s %s %s %s\n", wine_dbgstr_point(&pti
[0]), wine_dbgstr_point(&pti
[1]),
3090 wine_dbgstr_point(&pti
[2]), wine_dbgstr_point(&pti
[3]));
3092 srcx
= units_to_pixels(srcx
, srcUnit
, image
->xres
);
3093 srcy
= units_to_pixels(srcy
, srcUnit
, image
->yres
);
3094 srcwidth
= units_to_pixels(srcwidth
, srcUnit
, image
->xres
);
3095 srcheight
= units_to_pixels(srcheight
, srcUnit
, image
->yres
);
3096 TRACE("src pixels: %f,%f %fx%f\n", srcx
, srcy
, srcwidth
, srcheight
);
3102 FIXME("graphics object has no HDC\n");
3105 if(IPicture_Render(image
->picture
, graphics
->hdc
,
3106 pti
[0].x
, pti
[0].y
, pti
[1].x
- pti
[0].x
, pti
[2].y
- pti
[0].y
,
3107 srcx
, srcy
, srcwidth
, srcheight
, NULL
) != S_OK
)
3110 callback(callbackData
);
3111 return GenericError
;
3114 else if (image
->type
== ImageTypeBitmap
)
3116 GpBitmap
* bitmap
= (GpBitmap
*)image
;
3119 TRACE("graphics: %.2fx%.2f dpi, fmt %#x, scale %f, image: %.2fx%.2f dpi, fmt %#x, color %08x\n",
3120 graphics
->xres
, graphics
->yres
,
3121 graphics
->image
&& graphics
->image
->type
== ImageTypeBitmap
? ((GpBitmap
*)graphics
->image
)->format
: 0,
3122 graphics
->scale
, image
->xres
, image
->yres
, bitmap
->format
,
3123 imageAttributes
? imageAttributes
->outside_color
: 0);
3125 if (imageAttributes
||
3126 (graphics
->image
&& graphics
->image
->type
== ImageTypeBitmap
) ||
3127 ptf
[1].Y
!= ptf
[0].Y
|| ptf
[2].X
!= ptf
[0].X
||
3128 ptf
[1].X
- ptf
[0].X
!= srcwidth
|| ptf
[2].Y
- ptf
[0].Y
!= srcheight
||
3129 srcx
< 0 || srcy
< 0 ||
3130 srcx
+ srcwidth
> bitmap
->width
|| srcy
+ srcheight
> bitmap
->height
)
3137 int i
, x
, y
, src_stride
, dst_stride
;
3138 GpMatrix
*dst_to_src
;
3139 REAL m11
, m12
, m21
, m22
, mdx
, mdy
;
3140 LPBYTE src_data
, dst_data
;
3141 BitmapData lockeddata
;
3142 InterpolationMode interpolation
= graphics
->interpolation
;
3143 PixelOffsetMode offset_mode
= graphics
->pixeloffset
;
3144 GpPointF dst_to_src_points
[3] = {{0.0, 0.0}, {1.0, 0.0}, {0.0, 1.0}};
3145 REAL x_dx
, x_dy
, y_dx
, y_dy
;
3146 static const GpImageAttributes defaultImageAttributes
= {WrapModeClamp
, 0, FALSE
};
3148 if (!imageAttributes
)
3149 imageAttributes
= &defaultImageAttributes
;
3151 dst_area
.left
= dst_area
.right
= pti
[0].x
;
3152 dst_area
.top
= dst_area
.bottom
= pti
[0].y
;
3155 if (dst_area
.left
> pti
[i
].x
) dst_area
.left
= pti
[i
].x
;
3156 if (dst_area
.right
< pti
[i
].x
) dst_area
.right
= pti
[i
].x
;
3157 if (dst_area
.top
> pti
[i
].y
) dst_area
.top
= pti
[i
].y
;
3158 if (dst_area
.bottom
< pti
[i
].y
) dst_area
.bottom
= pti
[i
].y
;
3161 TRACE("dst_area: %s\n", wine_dbgstr_rect(&dst_area
));
3163 m11
= (ptf
[1].X
- ptf
[0].X
) / srcwidth
;
3164 m21
= (ptf
[2].X
- ptf
[0].X
) / srcheight
;
3165 mdx
= ptf
[0].X
- m11
* srcx
- m21
* srcy
;
3166 m12
= (ptf
[1].Y
- ptf
[0].Y
) / srcwidth
;
3167 m22
= (ptf
[2].Y
- ptf
[0].Y
) / srcheight
;
3168 mdy
= ptf
[0].Y
- m12
* srcx
- m22
* srcy
;
3170 stat
= GdipCreateMatrix2(m11
, m12
, m21
, m22
, mdx
, mdy
, &dst_to_src
);
3171 if (stat
!= Ok
) return stat
;
3173 stat
= GdipInvertMatrix(dst_to_src
);
3176 GdipDeleteMatrix(dst_to_src
);
3180 dst_data
= GdipAlloc(sizeof(ARGB
) * (dst_area
.right
- dst_area
.left
) * (dst_area
.bottom
- dst_area
.top
));
3183 GdipDeleteMatrix(dst_to_src
);
3187 dst_stride
= sizeof(ARGB
) * (dst_area
.right
- dst_area
.left
);
3189 get_bitmap_sample_size(interpolation
, imageAttributes
->wrap
,
3190 bitmap
, srcx
, srcy
, srcwidth
, srcheight
, &src_area
);
3192 TRACE("src_area: %d x %d\n", src_area
.Width
, src_area
.Height
);
3194 src_data
= GdipAlloc(sizeof(ARGB
) * src_area
.Width
* src_area
.Height
);
3198 GdipDeleteMatrix(dst_to_src
);
3201 src_stride
= sizeof(ARGB
) * src_area
.Width
;
3203 /* Read the bits we need from the source bitmap into an ARGB buffer. */
3204 lockeddata
.Width
= src_area
.Width
;
3205 lockeddata
.Height
= src_area
.Height
;
3206 lockeddata
.Stride
= src_stride
;
3207 lockeddata
.PixelFormat
= PixelFormat32bppARGB
;
3208 lockeddata
.Scan0
= src_data
;
3210 stat
= GdipBitmapLockBits(bitmap
, &src_area
, ImageLockModeRead
|ImageLockModeUserInputBuf
,
3211 PixelFormat32bppARGB
, &lockeddata
);
3214 stat
= GdipBitmapUnlockBits(bitmap
, &lockeddata
);
3218 if (src_data
!= dst_data
)
3221 GdipDeleteMatrix(dst_to_src
);
3225 apply_image_attributes(imageAttributes
, src_data
,
3226 src_area
.Width
, src_area
.Height
,
3227 src_stride
, ColorAdjustTypeBitmap
);
3229 /* Transform the bits as needed to the destination. */
3230 GdipTransformMatrixPoints(dst_to_src
, dst_to_src_points
, 3);
3232 x_dx
= dst_to_src_points
[1].X
- dst_to_src_points
[0].X
;
3233 x_dy
= dst_to_src_points
[1].Y
- dst_to_src_points
[0].Y
;
3234 y_dx
= dst_to_src_points
[2].X
- dst_to_src_points
[0].X
;
3235 y_dy
= dst_to_src_points
[2].Y
- dst_to_src_points
[0].Y
;
3237 for (x
=dst_area
.left
; x
<dst_area
.right
; x
++)
3239 for (y
=dst_area
.top
; y
<dst_area
.bottom
; y
++)
3241 GpPointF src_pointf
;
3244 src_pointf
.X
= dst_to_src_points
[0].X
+ x
* x_dx
+ y
* y_dx
;
3245 src_pointf
.Y
= dst_to_src_points
[0].Y
+ x
* x_dy
+ y
* y_dy
;
3247 dst_color
= (ARGB
*)(dst_data
+ dst_stride
* (y
- dst_area
.top
) + sizeof(ARGB
) * (x
- dst_area
.left
));
3249 if (src_pointf
.X
>= srcx
&& src_pointf
.X
< srcx
+ srcwidth
&& src_pointf
.Y
>= srcy
&& src_pointf
.Y
< srcy
+srcheight
)
3250 *dst_color
= resample_bitmap_pixel(&src_area
, src_data
, bitmap
->width
, bitmap
->height
, &src_pointf
,
3251 imageAttributes
, interpolation
, offset_mode
);
3257 GdipDeleteMatrix(dst_to_src
);
3261 stat
= alpha_blend_pixels(graphics
, dst_area
.left
, dst_area
.top
,
3262 dst_data
, dst_area
.right
- dst_area
.left
, dst_area
.bottom
- dst_area
.top
, dst_stride
);
3271 int temp_hdc
=0, temp_bitmap
=0;
3272 HBITMAP hbitmap
, old_hbm
=NULL
;
3274 if (!(bitmap
->format
== PixelFormat16bppRGB555
||
3275 bitmap
->format
== PixelFormat24bppRGB
||
3276 bitmap
->format
== PixelFormat32bppRGB
||
3277 bitmap
->format
== PixelFormat32bppPARGB
))
3279 BITMAPINFOHEADER bih
;
3281 PixelFormat dst_format
;
3283 /* we can't draw a bitmap of this format directly */
3284 hdc
= CreateCompatibleDC(0);
3288 bih
.biSize
= sizeof(BITMAPINFOHEADER
);
3289 bih
.biWidth
= bitmap
->width
;
3290 bih
.biHeight
= -bitmap
->height
;
3292 bih
.biBitCount
= 32;
3293 bih
.biCompression
= BI_RGB
;
3294 bih
.biSizeImage
= 0;
3295 bih
.biXPelsPerMeter
= 0;
3296 bih
.biYPelsPerMeter
= 0;
3298 bih
.biClrImportant
= 0;
3300 hbitmap
= CreateDIBSection(hdc
, (BITMAPINFO
*)&bih
, DIB_RGB_COLORS
,
3301 (void**)&temp_bits
, NULL
, 0);
3303 if (bitmap
->format
& (PixelFormatAlpha
|PixelFormatPAlpha
))
3304 dst_format
= PixelFormat32bppPARGB
;
3306 dst_format
= PixelFormat32bppRGB
;
3308 convert_pixels(bitmap
->width
, bitmap
->height
,
3309 bitmap
->width
*4, temp_bits
, dst_format
,
3310 bitmap
->stride
, bitmap
->bits
, bitmap
->format
,
3311 bitmap
->image
.palette
);
3315 if (bitmap
->hbitmap
)
3316 hbitmap
= bitmap
->hbitmap
;
3319 GdipCreateHBITMAPFromBitmap(bitmap
, &hbitmap
, 0);
3324 temp_hdc
= (hdc
== 0);
3329 if (!hdc
) hdc
= CreateCompatibleDC(0);
3330 old_hbm
= SelectObject(hdc
, hbitmap
);
3333 if (bitmap
->format
& (PixelFormatAlpha
|PixelFormatPAlpha
))
3335 gdi_alpha_blend(graphics
, pti
[0].x
, pti
[0].y
, pti
[1].x
- pti
[0].x
, pti
[2].y
- pti
[0].y
,
3336 hdc
, srcx
, srcy
, srcwidth
, srcheight
);
3340 StretchBlt(graphics
->hdc
, pti
[0].x
, pti
[0].y
, pti
[1].x
-pti
[0].x
, pti
[2].y
-pti
[0].y
,
3341 hdc
, srcx
, srcy
, srcwidth
, srcheight
, SRCCOPY
);
3346 SelectObject(hdc
, old_hbm
);
3351 DeleteObject(hbitmap
);
3356 ERR("GpImage with no IPicture or HBITMAP?!\n");
3357 return NotImplemented
;
3363 GpStatus WINGDIPAPI
GdipDrawImagePointsRectI(GpGraphics
*graphics
, GpImage
*image
,
3364 GDIPCONST GpPoint
*points
, INT count
, INT srcx
, INT srcy
, INT srcwidth
,
3365 INT srcheight
, GpUnit srcUnit
, GDIPCONST GpImageAttributes
* imageAttributes
,
3366 DrawImageAbort callback
, VOID
* callbackData
)
3368 GpPointF pointsF
[3];
3371 TRACE("(%p, %p, %p, %d, %d, %d, %d, %d, %d, %p, %p, %p)\n", graphics
, image
, points
, count
,
3372 srcx
, srcy
, srcwidth
, srcheight
, srcUnit
, imageAttributes
, callback
,
3375 if(!points
|| count
!=3)
3376 return InvalidParameter
;
3378 for(i
= 0; i
< count
; i
++){
3379 pointsF
[i
].X
= (REAL
)points
[i
].X
;
3380 pointsF
[i
].Y
= (REAL
)points
[i
].Y
;
3383 return GdipDrawImagePointsRect(graphics
, image
, pointsF
, count
, (REAL
)srcx
, (REAL
)srcy
,
3384 (REAL
)srcwidth
, (REAL
)srcheight
, srcUnit
, imageAttributes
,
3385 callback
, callbackData
);
3388 GpStatus WINGDIPAPI
GdipDrawImageRectRect(GpGraphics
*graphics
, GpImage
*image
,
3389 REAL dstx
, REAL dsty
, REAL dstwidth
, REAL dstheight
, REAL srcx
, REAL srcy
,
3390 REAL srcwidth
, REAL srcheight
, GpUnit srcUnit
,
3391 GDIPCONST GpImageAttributes
* imageattr
, DrawImageAbort callback
,
3392 VOID
* callbackData
)
3396 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %d, %p, %p, %p)\n",
3397 graphics
, image
, dstx
, dsty
, dstwidth
, dstheight
, srcx
, srcy
,
3398 srcwidth
, srcheight
, srcUnit
, imageattr
, callback
, callbackData
);
3402 points
[1].X
= dstx
+ dstwidth
;
3405 points
[2].Y
= dsty
+ dstheight
;
3407 return GdipDrawImagePointsRect(graphics
, image
, points
, 3, srcx
, srcy
,
3408 srcwidth
, srcheight
, srcUnit
, imageattr
, callback
, callbackData
);
3411 GpStatus WINGDIPAPI
GdipDrawImageRectRectI(GpGraphics
*graphics
, GpImage
*image
,
3412 INT dstx
, INT dsty
, INT dstwidth
, INT dstheight
, INT srcx
, INT srcy
,
3413 INT srcwidth
, INT srcheight
, GpUnit srcUnit
,
3414 GDIPCONST GpImageAttributes
* imageAttributes
, DrawImageAbort callback
,
3415 VOID
* callbackData
)
3419 TRACE("(%p, %p, %d, %d, %d, %d, %d, %d, %d, %d, %d, %p, %p, %p)\n",
3420 graphics
, image
, dstx
, dsty
, dstwidth
, dstheight
, srcx
, srcy
,
3421 srcwidth
, srcheight
, srcUnit
, imageAttributes
, callback
, callbackData
);
3425 points
[1].X
= dstx
+ dstwidth
;
3428 points
[2].Y
= dsty
+ dstheight
;
3430 return GdipDrawImagePointsRect(graphics
, image
, points
, 3, srcx
, srcy
,
3431 srcwidth
, srcheight
, srcUnit
, imageAttributes
, callback
, callbackData
);
3434 GpStatus WINGDIPAPI
GdipDrawImageRect(GpGraphics
*graphics
, GpImage
*image
,
3435 REAL x
, REAL y
, REAL width
, REAL height
)
3441 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics
, image
, x
, y
, width
, height
);
3443 if(!graphics
|| !image
)
3444 return InvalidParameter
;
3446 ret
= GdipGetImageBounds(image
, &bounds
, &unit
);
3450 return GdipDrawImageRectRect(graphics
, image
, x
, y
, width
, height
,
3451 bounds
.X
, bounds
.Y
, bounds
.Width
, bounds
.Height
,
3452 unit
, NULL
, NULL
, NULL
);
3455 GpStatus WINGDIPAPI
GdipDrawImageRectI(GpGraphics
*graphics
, GpImage
*image
,
3456 INT x
, INT y
, INT width
, INT height
)
3458 TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics
, image
, x
, y
, width
, height
);
3460 return GdipDrawImageRect(graphics
, image
, (REAL
)x
, (REAL
)y
, (REAL
)width
, (REAL
)height
);
3463 GpStatus WINGDIPAPI
GdipDrawLine(GpGraphics
*graphics
, GpPen
*pen
, REAL x1
,
3464 REAL y1
, REAL x2
, REAL y2
)
3470 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics
, pen
, x1
, y1
, x2
, y2
);
3472 if(!pen
|| !graphics
)
3473 return InvalidParameter
;
3480 FIXME("graphics object has no HDC\n");
3489 save_state
= prepare_dc(graphics
, pen
);
3491 retval
= draw_polyline(graphics
, pen
, pt
, 2, TRUE
);
3493 restore_dc(graphics
, save_state
);
3498 GpStatus WINGDIPAPI
GdipDrawLineI(GpGraphics
*graphics
, GpPen
*pen
, INT x1
,
3499 INT y1
, INT x2
, INT y2
)
3505 TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics
, pen
, x1
, y1
, x2
, y2
);
3507 if(!pen
|| !graphics
)
3508 return InvalidParameter
;
3515 FIXME("graphics object has no HDC\n");
3524 save_state
= prepare_dc(graphics
, pen
);
3526 retval
= draw_polyline(graphics
, pen
, pt
, 2, TRUE
);
3528 restore_dc(graphics
, save_state
);
3533 GpStatus WINGDIPAPI
GdipDrawLines(GpGraphics
*graphics
, GpPen
*pen
, GDIPCONST
3534 GpPointF
*points
, INT count
)
3539 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
3541 if(!pen
|| !graphics
|| (count
< 2))
3542 return InvalidParameter
;
3549 FIXME("graphics object has no HDC\n");
3553 save_state
= prepare_dc(graphics
, pen
);
3555 retval
= draw_polyline(graphics
, pen
, points
, count
, TRUE
);
3557 restore_dc(graphics
, save_state
);
3562 GpStatus WINGDIPAPI
GdipDrawLinesI(GpGraphics
*graphics
, GpPen
*pen
, GDIPCONST
3563 GpPoint
*points
, INT count
)
3567 GpPointF
*ptf
= NULL
;
3570 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
3572 if(!pen
|| !graphics
|| (count
< 2))
3573 return InvalidParameter
;
3580 FIXME("graphics object has no HDC\n");
3584 ptf
= GdipAlloc(count
* sizeof(GpPointF
));
3585 if(!ptf
) return OutOfMemory
;
3587 for(i
= 0; i
< count
; i
++){
3588 ptf
[i
].X
= (REAL
) points
[i
].X
;
3589 ptf
[i
].Y
= (REAL
) points
[i
].Y
;
3592 save_state
= prepare_dc(graphics
, pen
);
3594 retval
= draw_polyline(graphics
, pen
, ptf
, count
, TRUE
);
3596 restore_dc(graphics
, save_state
);
3602 GpStatus WINGDIPAPI
GdipDrawPath(GpGraphics
*graphics
, GpPen
*pen
, GpPath
*path
)
3607 TRACE("(%p, %p, %p)\n", graphics
, pen
, path
);
3609 if(!pen
|| !graphics
)
3610 return InvalidParameter
;
3617 FIXME("graphics object has no HDC\n");
3621 save_state
= prepare_dc(graphics
, pen
);
3623 retval
= draw_poly(graphics
, pen
, path
->pathdata
.Points
,
3624 path
->pathdata
.Types
, path
->pathdata
.Count
, TRUE
);
3626 restore_dc(graphics
, save_state
);
3631 GpStatus WINGDIPAPI
GdipDrawPie(GpGraphics
*graphics
, GpPen
*pen
, REAL x
,
3632 REAL y
, REAL width
, REAL height
, REAL startAngle
, REAL sweepAngle
)
3636 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics
, pen
, x
, y
,
3637 width
, height
, startAngle
, sweepAngle
);
3639 if(!graphics
|| !pen
)
3640 return InvalidParameter
;
3647 FIXME("graphics object has no HDC\n");
3651 save_state
= prepare_dc(graphics
, pen
);
3652 SelectObject(graphics
->hdc
, GetStockObject(NULL_BRUSH
));
3654 draw_pie(graphics
, x
, y
, width
, height
, startAngle
, sweepAngle
);
3656 restore_dc(graphics
, save_state
);
3661 GpStatus WINGDIPAPI
GdipDrawPieI(GpGraphics
*graphics
, GpPen
*pen
, INT x
,
3662 INT y
, INT width
, INT height
, REAL startAngle
, REAL sweepAngle
)
3664 TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n", graphics
, pen
, x
, y
,
3665 width
, height
, startAngle
, sweepAngle
);
3667 return GdipDrawPie(graphics
,pen
,(REAL
)x
,(REAL
)y
,(REAL
)width
,(REAL
)height
,startAngle
,sweepAngle
);
3670 GpStatus WINGDIPAPI
GdipDrawRectangle(GpGraphics
*graphics
, GpPen
*pen
, REAL x
,
3671 REAL y
, REAL width
, REAL height
)
3677 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics
, pen
, x
, y
, width
, height
);
3679 if(!pen
|| !graphics
)
3680 return InvalidParameter
;
3687 FIXME("graphics object has no HDC\n");
3693 ptf
[1].X
= x
+ width
;
3695 ptf
[2].X
= x
+ width
;
3696 ptf
[2].Y
= y
+ height
;
3698 ptf
[3].Y
= y
+ height
;
3700 save_state
= prepare_dc(graphics
, pen
);
3701 SelectObject(graphics
->hdc
, GetStockObject(NULL_BRUSH
));
3703 transform_and_round_points(graphics
, pti
, ptf
, 4);
3704 Polygon(graphics
->hdc
, pti
, 4);
3706 restore_dc(graphics
, save_state
);
3711 GpStatus WINGDIPAPI
GdipDrawRectangleI(GpGraphics
*graphics
, GpPen
*pen
, INT x
,
3712 INT y
, INT width
, INT height
)
3714 TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics
, pen
, x
, y
, width
, height
);
3716 return GdipDrawRectangle(graphics
,pen
,(REAL
)x
,(REAL
)y
,(REAL
)width
,(REAL
)height
);
3719 GpStatus WINGDIPAPI
GdipDrawRectangles(GpGraphics
*graphics
, GpPen
*pen
,
3720 GDIPCONST GpRectF
* rects
, INT count
)
3726 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, rects
, count
);
3728 if(!graphics
|| !pen
|| !rects
|| count
< 1)
3729 return InvalidParameter
;
3736 FIXME("graphics object has no HDC\n");
3740 ptf
= GdipAlloc(4 * count
* sizeof(GpPointF
));
3741 pti
= GdipAlloc(4 * count
* sizeof(POINT
));
3749 for(i
= 0; i
< count
; i
++){
3750 ptf
[4 * i
+ 3].X
= ptf
[4 * i
].X
= rects
[i
].X
;
3751 ptf
[4 * i
+ 1].Y
= ptf
[4 * i
].Y
= rects
[i
].Y
;
3752 ptf
[4 * i
+ 2].X
= ptf
[4 * i
+ 1].X
= rects
[i
].X
+ rects
[i
].Width
;
3753 ptf
[4 * i
+ 3].Y
= ptf
[4 * i
+ 2].Y
= rects
[i
].Y
+ rects
[i
].Height
;
3756 save_state
= prepare_dc(graphics
, pen
);
3757 SelectObject(graphics
->hdc
, GetStockObject(NULL_BRUSH
));
3759 transform_and_round_points(graphics
, pti
, ptf
, 4 * count
);
3761 for(i
= 0; i
< count
; i
++)
3762 Polygon(graphics
->hdc
, &pti
[4 * i
], 4);
3764 restore_dc(graphics
, save_state
);
3772 GpStatus WINGDIPAPI
GdipDrawRectanglesI(GpGraphics
*graphics
, GpPen
*pen
,
3773 GDIPCONST GpRect
* rects
, INT count
)
3779 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, rects
, count
);
3781 if(!rects
|| count
<=0)
3782 return InvalidParameter
;
3784 rectsF
= GdipAlloc(sizeof(GpRectF
) * count
);
3788 for(i
= 0;i
< count
;i
++){
3789 rectsF
[i
].X
= (REAL
)rects
[i
].X
;
3790 rectsF
[i
].Y
= (REAL
)rects
[i
].Y
;
3791 rectsF
[i
].Width
= (REAL
)rects
[i
].Width
;
3792 rectsF
[i
].Height
= (REAL
)rects
[i
].Height
;
3795 ret
= GdipDrawRectangles(graphics
, pen
, rectsF
, count
);
3801 GpStatus WINGDIPAPI
GdipFillClosedCurve2(GpGraphics
*graphics
, GpBrush
*brush
,
3802 GDIPCONST GpPointF
*points
, INT count
, REAL tension
, GpFillMode fill
)
3807 TRACE("(%p, %p, %p, %d, %.2f, %d)\n", graphics
, brush
, points
,
3808 count
, tension
, fill
);
3810 if(!graphics
|| !brush
|| !points
)
3811 return InvalidParameter
;
3816 if(count
== 1) /* Do nothing */
3819 stat
= GdipCreatePath(fill
, &path
);
3823 stat
= GdipAddPathClosedCurve2(path
, points
, count
, tension
);
3825 GdipDeletePath(path
);
3829 stat
= GdipFillPath(graphics
, brush
, path
);
3831 GdipDeletePath(path
);
3835 GdipDeletePath(path
);
3840 GpStatus WINGDIPAPI
GdipFillClosedCurve2I(GpGraphics
*graphics
, GpBrush
*brush
,
3841 GDIPCONST GpPoint
*points
, INT count
, REAL tension
, GpFillMode fill
)
3847 TRACE("(%p, %p, %p, %d, %.2f, %d)\n", graphics
, brush
, points
,
3848 count
, tension
, fill
);
3850 if(!points
|| count
== 0)
3851 return InvalidParameter
;
3853 if(count
== 1) /* Do nothing */
3856 ptf
= GdipAlloc(sizeof(GpPointF
)*count
);
3860 for(i
= 0;i
< count
;i
++){
3861 ptf
[i
].X
= (REAL
)points
[i
].X
;
3862 ptf
[i
].Y
= (REAL
)points
[i
].Y
;
3865 stat
= GdipFillClosedCurve2(graphics
, brush
, ptf
, count
, tension
, fill
);
3872 GpStatus WINGDIPAPI
GdipFillClosedCurve(GpGraphics
*graphics
, GpBrush
*brush
,
3873 GDIPCONST GpPointF
*points
, INT count
)
3875 TRACE("(%p, %p, %p, %d)\n", graphics
, brush
, points
, count
);
3876 return GdipFillClosedCurve2(graphics
, brush
, points
, count
,
3877 0.5f
, FillModeAlternate
);
3880 GpStatus WINGDIPAPI
GdipFillClosedCurveI(GpGraphics
*graphics
, GpBrush
*brush
,
3881 GDIPCONST GpPoint
*points
, INT count
)
3883 TRACE("(%p, %p, %p, %d)\n", graphics
, brush
, points
, count
);
3884 return GdipFillClosedCurve2I(graphics
, brush
, points
, count
,
3885 0.5f
, FillModeAlternate
);
3888 GpStatus WINGDIPAPI
GdipFillEllipse(GpGraphics
*graphics
, GpBrush
*brush
, REAL x
,
3889 REAL y
, REAL width
, REAL height
)
3894 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics
, brush
, x
, y
, width
, height
);
3896 if(!graphics
|| !brush
)
3897 return InvalidParameter
;
3902 stat
= GdipCreatePath(FillModeAlternate
, &path
);
3906 stat
= GdipAddPathEllipse(path
, x
, y
, width
, height
);
3909 stat
= GdipFillPath(graphics
, brush
, path
);
3911 GdipDeletePath(path
);
3917 GpStatus WINGDIPAPI
GdipFillEllipseI(GpGraphics
*graphics
, GpBrush
*brush
, INT x
,
3918 INT y
, INT width
, INT height
)
3920 TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics
, brush
, x
, y
, width
, height
);
3922 return GdipFillEllipse(graphics
,brush
,(REAL
)x
,(REAL
)y
,(REAL
)width
,(REAL
)height
);
3925 static GpStatus
GDI32_GdipFillPath(GpGraphics
*graphics
, GpBrush
*brush
, GpPath
*path
)
3930 if(!graphics
->hdc
|| !brush_can_fill_path(brush
))
3931 return NotImplemented
;
3933 save_state
= SaveDC(graphics
->hdc
);
3934 EndPath(graphics
->hdc
);
3935 SetPolyFillMode(graphics
->hdc
, (path
->fill
== FillModeAlternate
? ALTERNATE
3938 BeginPath(graphics
->hdc
);
3939 retval
= draw_poly(graphics
, NULL
, path
->pathdata
.Points
,
3940 path
->pathdata
.Types
, path
->pathdata
.Count
, FALSE
);
3945 EndPath(graphics
->hdc
);
3946 brush_fill_path(graphics
, brush
);
3951 RestoreDC(graphics
->hdc
, save_state
);
3956 static GpStatus
SOFTWARE_GdipFillPath(GpGraphics
*graphics
, GpBrush
*brush
, GpPath
*path
)
3961 if (!brush_can_fill_pixels(brush
))
3962 return NotImplemented
;
3964 /* FIXME: This could probably be done more efficiently without regions. */
3966 stat
= GdipCreateRegionPath(path
, &rgn
);
3970 stat
= GdipFillRegion(graphics
, brush
, rgn
);
3972 GdipDeleteRegion(rgn
);
3978 GpStatus WINGDIPAPI
GdipFillPath(GpGraphics
*graphics
, GpBrush
*brush
, GpPath
*path
)
3980 GpStatus stat
= NotImplemented
;
3982 TRACE("(%p, %p, %p)\n", graphics
, brush
, path
);
3984 if(!brush
|| !graphics
|| !path
)
3985 return InvalidParameter
;
3990 if (!graphics
->image
)
3991 stat
= GDI32_GdipFillPath(graphics
, brush
, path
);
3993 if (stat
== NotImplemented
)
3994 stat
= SOFTWARE_GdipFillPath(graphics
, brush
, path
);
3996 if (stat
== NotImplemented
)
3998 FIXME("Not implemented for brushtype %i\n", brush
->bt
);
4005 GpStatus WINGDIPAPI
GdipFillPie(GpGraphics
*graphics
, GpBrush
*brush
, REAL x
,
4006 REAL y
, REAL width
, REAL height
, REAL startAngle
, REAL sweepAngle
)
4011 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n",
4012 graphics
, brush
, x
, y
, width
, height
, startAngle
, sweepAngle
);
4014 if(!graphics
|| !brush
)
4015 return InvalidParameter
;
4020 stat
= GdipCreatePath(FillModeAlternate
, &path
);
4024 stat
= GdipAddPathPie(path
, x
, y
, width
, height
, startAngle
, sweepAngle
);
4027 stat
= GdipFillPath(graphics
, brush
, path
);
4029 GdipDeletePath(path
);
4035 GpStatus WINGDIPAPI
GdipFillPieI(GpGraphics
*graphics
, GpBrush
*brush
, INT x
,
4036 INT y
, INT width
, INT height
, REAL startAngle
, REAL sweepAngle
)
4038 TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n",
4039 graphics
, brush
, x
, y
, width
, height
, startAngle
, sweepAngle
);
4041 return GdipFillPie(graphics
,brush
,(REAL
)x
,(REAL
)y
,(REAL
)width
,(REAL
)height
,startAngle
,sweepAngle
);
4044 GpStatus WINGDIPAPI
GdipFillPolygon(GpGraphics
*graphics
, GpBrush
*brush
,
4045 GDIPCONST GpPointF
*points
, INT count
, GpFillMode fillMode
)
4050 TRACE("(%p, %p, %p, %d, %d)\n", graphics
, brush
, points
, count
, fillMode
);
4052 if(!graphics
|| !brush
|| !points
|| !count
)
4053 return InvalidParameter
;
4058 stat
= GdipCreatePath(fillMode
, &path
);
4062 stat
= GdipAddPathPolygon(path
, points
, count
);
4065 stat
= GdipFillPath(graphics
, brush
, path
);
4067 GdipDeletePath(path
);
4073 GpStatus WINGDIPAPI
GdipFillPolygonI(GpGraphics
*graphics
, GpBrush
*brush
,
4074 GDIPCONST GpPoint
*points
, INT count
, GpFillMode fillMode
)
4079 TRACE("(%p, %p, %p, %d, %d)\n", graphics
, brush
, points
, count
, fillMode
);
4081 if(!graphics
|| !brush
|| !points
|| !count
)
4082 return InvalidParameter
;
4087 stat
= GdipCreatePath(fillMode
, &path
);
4091 stat
= GdipAddPathPolygonI(path
, points
, count
);
4094 stat
= GdipFillPath(graphics
, brush
, path
);
4096 GdipDeletePath(path
);
4102 GpStatus WINGDIPAPI
GdipFillPolygon2(GpGraphics
*graphics
, GpBrush
*brush
,
4103 GDIPCONST GpPointF
*points
, INT count
)
4105 TRACE("(%p, %p, %p, %d)\n", graphics
, brush
, points
, count
);
4107 return GdipFillPolygon(graphics
, brush
, points
, count
, FillModeAlternate
);
4110 GpStatus WINGDIPAPI
GdipFillPolygon2I(GpGraphics
*graphics
, GpBrush
*brush
,
4111 GDIPCONST GpPoint
*points
, INT count
)
4113 TRACE("(%p, %p, %p, %d)\n", graphics
, brush
, points
, count
);
4115 return GdipFillPolygonI(graphics
, brush
, points
, count
, FillModeAlternate
);
4118 GpStatus WINGDIPAPI
GdipFillRectangle(GpGraphics
*graphics
, GpBrush
*brush
,
4119 REAL x
, REAL y
, REAL width
, REAL height
)
4124 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics
, brush
, x
, y
, width
, height
);
4126 if(!graphics
|| !brush
)
4127 return InvalidParameter
;
4132 stat
= GdipCreatePath(FillModeAlternate
, &path
);
4136 stat
= GdipAddPathRectangle(path
, x
, y
, width
, height
);
4139 stat
= GdipFillPath(graphics
, brush
, path
);
4141 GdipDeletePath(path
);
4147 GpStatus WINGDIPAPI
GdipFillRectangleI(GpGraphics
*graphics
, GpBrush
*brush
,
4148 INT x
, INT y
, INT width
, INT height
)
4150 TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics
, brush
, x
, y
, width
, height
);
4152 return GdipFillRectangle(graphics
, brush
, x
, y
, width
, height
);
4155 GpStatus WINGDIPAPI
GdipFillRectangles(GpGraphics
*graphics
, GpBrush
*brush
, GDIPCONST GpRectF
*rects
,
4161 TRACE("(%p, %p, %p, %d)\n", graphics
, brush
, rects
, count
);
4164 return InvalidParameter
;
4166 for(i
= 0; i
< count
; i
++){
4167 ret
= GdipFillRectangle(graphics
, brush
, rects
[i
].X
, rects
[i
].Y
, rects
[i
].Width
, rects
[i
].Height
);
4168 if(ret
!= Ok
) return ret
;
4174 GpStatus WINGDIPAPI
GdipFillRectanglesI(GpGraphics
*graphics
, GpBrush
*brush
, GDIPCONST GpRect
*rects
,
4181 TRACE("(%p, %p, %p, %d)\n", graphics
, brush
, rects
, count
);
4183 if(!rects
|| count
<= 0)
4184 return InvalidParameter
;
4186 rectsF
= GdipAlloc(sizeof(GpRectF
)*count
);
4190 for(i
= 0; i
< count
; i
++){
4191 rectsF
[i
].X
= (REAL
)rects
[i
].X
;
4192 rectsF
[i
].Y
= (REAL
)rects
[i
].Y
;
4193 rectsF
[i
].X
= (REAL
)rects
[i
].Width
;
4194 rectsF
[i
].Height
= (REAL
)rects
[i
].Height
;
4197 ret
= GdipFillRectangles(graphics
,brush
,rectsF
,count
);
4203 static GpStatus
GDI32_GdipFillRegion(GpGraphics
* graphics
, GpBrush
* brush
,
4211 if(!graphics
->hdc
|| !brush_can_fill_path(brush
))
4212 return NotImplemented
;
4214 status
= GdipGetRegionHRgn(region
, graphics
, &hrgn
);
4218 save_state
= SaveDC(graphics
->hdc
);
4219 EndPath(graphics
->hdc
);
4221 ExtSelectClipRgn(graphics
->hdc
, hrgn
, RGN_AND
);
4223 if (GetClipBox(graphics
->hdc
, &rc
) != NULLREGION
)
4225 BeginPath(graphics
->hdc
);
4226 Rectangle(graphics
->hdc
, rc
.left
, rc
.top
, rc
.right
, rc
.bottom
);
4227 EndPath(graphics
->hdc
);
4229 brush_fill_path(graphics
, brush
);
4232 RestoreDC(graphics
->hdc
, save_state
);
4239 static GpStatus
SOFTWARE_GdipFillRegion(GpGraphics
*graphics
, GpBrush
*brush
,
4243 GpRegion
*temp_region
;
4244 GpMatrix
*world_to_device
;
4245 GpRectF graphics_bounds
;
4249 GpRect gp_bound_rect
;
4251 if (!brush_can_fill_pixels(brush
))
4252 return NotImplemented
;
4254 stat
= get_graphics_bounds(graphics
, &graphics_bounds
);
4257 stat
= GdipCloneRegion(region
, &temp_region
);
4261 stat
= get_graphics_transform(graphics
, CoordinateSpaceDevice
,
4262 CoordinateSpaceWorld
, &world_to_device
);
4266 stat
= GdipTransformRegion(temp_region
, world_to_device
);
4268 GdipDeleteMatrix(world_to_device
);
4272 stat
= GdipCombineRegionRect(temp_region
, &graphics_bounds
, CombineModeIntersect
);
4275 stat
= GdipGetRegionHRgn(temp_region
, NULL
, &hregion
);
4277 GdipDeleteRegion(temp_region
);
4280 if (stat
== Ok
&& GetRgnBox(hregion
, &bound_rect
) == NULLREGION
)
4282 DeleteObject(hregion
);
4288 gp_bound_rect
.X
= bound_rect
.left
;
4289 gp_bound_rect
.Y
= bound_rect
.top
;
4290 gp_bound_rect
.Width
= bound_rect
.right
- bound_rect
.left
;
4291 gp_bound_rect
.Height
= bound_rect
.bottom
- bound_rect
.top
;
4293 pixel_data
= GdipAlloc(sizeof(*pixel_data
) * gp_bound_rect
.Width
* gp_bound_rect
.Height
);
4299 stat
= brush_fill_pixels(graphics
, brush
, pixel_data
,
4300 &gp_bound_rect
, gp_bound_rect
.Width
);
4303 stat
= alpha_blend_pixels_hrgn(graphics
, gp_bound_rect
.X
,
4304 gp_bound_rect
.Y
, (BYTE
*)pixel_data
, gp_bound_rect
.Width
,
4305 gp_bound_rect
.Height
, gp_bound_rect
.Width
* 4, hregion
);
4307 GdipFree(pixel_data
);
4310 DeleteObject(hregion
);
4316 /*****************************************************************************
4317 * GdipFillRegion [GDIPLUS.@]
4319 GpStatus WINGDIPAPI
GdipFillRegion(GpGraphics
* graphics
, GpBrush
* brush
,
4322 GpStatus stat
= NotImplemented
;
4324 TRACE("(%p, %p, %p)\n", graphics
, brush
, region
);
4326 if (!(graphics
&& brush
&& region
))
4327 return InvalidParameter
;
4332 if (!graphics
->image
)
4333 stat
= GDI32_GdipFillRegion(graphics
, brush
, region
);
4335 if (stat
== NotImplemented
)
4336 stat
= SOFTWARE_GdipFillRegion(graphics
, brush
, region
);
4338 if (stat
== NotImplemented
)
4340 FIXME("not implemented for brushtype %i\n", brush
->bt
);
4347 GpStatus WINGDIPAPI
GdipFlush(GpGraphics
*graphics
, GpFlushIntention intention
)
4349 TRACE("(%p,%u)\n", graphics
, intention
);
4352 return InvalidParameter
;
4357 /* We have no internal operation queue, so there's no need to clear it. */
4365 /*****************************************************************************
4366 * GdipGetClipBounds [GDIPLUS.@]
4368 GpStatus WINGDIPAPI
GdipGetClipBounds(GpGraphics
*graphics
, GpRectF
*rect
)
4370 TRACE("(%p, %p)\n", graphics
, rect
);
4373 return InvalidParameter
;
4378 return GdipGetRegionBounds(graphics
->clip
, graphics
, rect
);
4381 /*****************************************************************************
4382 * GdipGetClipBoundsI [GDIPLUS.@]
4384 GpStatus WINGDIPAPI
GdipGetClipBoundsI(GpGraphics
*graphics
, GpRect
*rect
)
4386 TRACE("(%p, %p)\n", graphics
, rect
);
4389 return InvalidParameter
;
4394 return GdipGetRegionBoundsI(graphics
->clip
, graphics
, rect
);
4397 /* FIXME: Compositing mode is not used anywhere except the getter/setter. */
4398 GpStatus WINGDIPAPI
GdipGetCompositingMode(GpGraphics
*graphics
,
4399 CompositingMode
*mode
)
4401 TRACE("(%p, %p)\n", graphics
, mode
);
4403 if(!graphics
|| !mode
)
4404 return InvalidParameter
;
4409 *mode
= graphics
->compmode
;
4414 /* FIXME: Compositing quality is not used anywhere except the getter/setter. */
4415 GpStatus WINGDIPAPI
GdipGetCompositingQuality(GpGraphics
*graphics
,
4416 CompositingQuality
*quality
)
4418 TRACE("(%p, %p)\n", graphics
, quality
);
4420 if(!graphics
|| !quality
)
4421 return InvalidParameter
;
4426 *quality
= graphics
->compqual
;
4431 /* FIXME: Interpolation mode is not used anywhere except the getter/setter. */
4432 GpStatus WINGDIPAPI
GdipGetInterpolationMode(GpGraphics
*graphics
,
4433 InterpolationMode
*mode
)
4435 TRACE("(%p, %p)\n", graphics
, mode
);
4437 if(!graphics
|| !mode
)
4438 return InvalidParameter
;
4443 *mode
= graphics
->interpolation
;
4448 /* FIXME: Need to handle color depths less than 24bpp */
4449 GpStatus WINGDIPAPI
GdipGetNearestColor(GpGraphics
*graphics
, ARGB
* argb
)
4451 FIXME("(%p, %p): Passing color unmodified\n", graphics
, argb
);
4453 if(!graphics
|| !argb
)
4454 return InvalidParameter
;
4462 GpStatus WINGDIPAPI
GdipGetPageScale(GpGraphics
*graphics
, REAL
*scale
)
4464 TRACE("(%p, %p)\n", graphics
, scale
);
4466 if(!graphics
|| !scale
)
4467 return InvalidParameter
;
4472 *scale
= graphics
->scale
;
4477 GpStatus WINGDIPAPI
GdipGetPageUnit(GpGraphics
*graphics
, GpUnit
*unit
)
4479 TRACE("(%p, %p)\n", graphics
, unit
);
4481 if(!graphics
|| !unit
)
4482 return InvalidParameter
;
4487 *unit
= graphics
->unit
;
4492 /* FIXME: Pixel offset mode is not used anywhere except the getter/setter. */
4493 GpStatus WINGDIPAPI
GdipGetPixelOffsetMode(GpGraphics
*graphics
, PixelOffsetMode
4496 TRACE("(%p, %p)\n", graphics
, mode
);
4498 if(!graphics
|| !mode
)
4499 return InvalidParameter
;
4504 *mode
= graphics
->pixeloffset
;
4509 /* FIXME: Smoothing mode is not used anywhere except the getter/setter. */
4510 GpStatus WINGDIPAPI
GdipGetSmoothingMode(GpGraphics
*graphics
, SmoothingMode
*mode
)
4512 TRACE("(%p, %p)\n", graphics
, mode
);
4514 if(!graphics
|| !mode
)
4515 return InvalidParameter
;
4520 *mode
= graphics
->smoothing
;
4525 GpStatus WINGDIPAPI
GdipGetTextContrast(GpGraphics
*graphics
, UINT
*contrast
)
4527 TRACE("(%p, %p)\n", graphics
, contrast
);
4529 if(!graphics
|| !contrast
)
4530 return InvalidParameter
;
4532 *contrast
= graphics
->textcontrast
;
4537 /* FIXME: Text rendering hint is not used anywhere except the getter/setter. */
4538 GpStatus WINGDIPAPI
GdipGetTextRenderingHint(GpGraphics
*graphics
,
4539 TextRenderingHint
*hint
)
4541 TRACE("(%p, %p)\n", graphics
, hint
);
4543 if(!graphics
|| !hint
)
4544 return InvalidParameter
;
4549 *hint
= graphics
->texthint
;
4554 GpStatus WINGDIPAPI
GdipGetVisibleClipBounds(GpGraphics
*graphics
, GpRectF
*rect
)
4559 TRACE("(%p, %p)\n", graphics
, rect
);
4561 if(!graphics
|| !rect
)
4562 return InvalidParameter
;
4567 /* intersect window and graphics clipping regions */
4568 if((stat
= GdipCreateRegion(&clip_rgn
)) != Ok
)
4571 if((stat
= get_visible_clip_region(graphics
, clip_rgn
)) != Ok
)
4574 /* get bounds of the region */
4575 stat
= GdipGetRegionBounds(clip_rgn
, graphics
, rect
);
4578 GdipDeleteRegion(clip_rgn
);
4583 GpStatus WINGDIPAPI
GdipGetVisibleClipBoundsI(GpGraphics
*graphics
, GpRect
*rect
)
4588 TRACE("(%p, %p)\n", graphics
, rect
);
4590 if(!graphics
|| !rect
)
4591 return InvalidParameter
;
4593 if((stat
= GdipGetVisibleClipBounds(graphics
, &rectf
)) == Ok
)
4595 rect
->X
= gdip_round(rectf
.X
);
4596 rect
->Y
= gdip_round(rectf
.Y
);
4597 rect
->Width
= gdip_round(rectf
.Width
);
4598 rect
->Height
= gdip_round(rectf
.Height
);
4604 GpStatus WINGDIPAPI
GdipGetWorldTransform(GpGraphics
*graphics
, GpMatrix
*matrix
)
4606 TRACE("(%p, %p)\n", graphics
, matrix
);
4608 if(!graphics
|| !matrix
)
4609 return InvalidParameter
;
4614 *matrix
= *graphics
->worldtrans
;
4618 GpStatus WINGDIPAPI
GdipGraphicsClear(GpGraphics
*graphics
, ARGB color
)
4624 TRACE("(%p, %x)\n", graphics
, color
);
4627 return InvalidParameter
;
4632 if((stat
= GdipCreateSolidFill(color
, &brush
)) != Ok
)
4635 if((stat
= get_graphics_bounds(graphics
, &wnd_rect
)) != Ok
){
4636 GdipDeleteBrush((GpBrush
*)brush
);
4640 GdipFillRectangle(graphics
, (GpBrush
*)brush
, wnd_rect
.X
, wnd_rect
.Y
,
4641 wnd_rect
.Width
, wnd_rect
.Height
);
4643 GdipDeleteBrush((GpBrush
*)brush
);
4648 GpStatus WINGDIPAPI
GdipIsClipEmpty(GpGraphics
*graphics
, BOOL
*res
)
4650 TRACE("(%p, %p)\n", graphics
, res
);
4652 if(!graphics
|| !res
)
4653 return InvalidParameter
;
4655 return GdipIsEmptyRegion(graphics
->clip
, graphics
, res
);
4658 GpStatus WINGDIPAPI
GdipIsVisiblePoint(GpGraphics
*graphics
, REAL x
, REAL y
, BOOL
*result
)
4664 TRACE("(%p, %.2f, %.2f, %p)\n", graphics
, x
, y
, result
);
4666 if(!graphics
|| !result
)
4667 return InvalidParameter
;
4674 if((stat
= GdipTransformPoints(graphics
, CoordinateSpaceDevice
,
4675 CoordinateSpaceWorld
, &pt
, 1)) != Ok
)
4678 if((stat
= GdipCreateRegion(&rgn
)) != Ok
)
4681 if((stat
= get_visible_clip_region(graphics
, rgn
)) != Ok
)
4684 stat
= GdipIsVisibleRegionPoint(rgn
, pt
.X
, pt
.Y
, graphics
, result
);
4687 GdipDeleteRegion(rgn
);
4691 GpStatus WINGDIPAPI
GdipIsVisiblePointI(GpGraphics
*graphics
, INT x
, INT y
, BOOL
*result
)
4693 return GdipIsVisiblePoint(graphics
, (REAL
)x
, (REAL
)y
, result
);
4696 GpStatus WINGDIPAPI
GdipIsVisibleRect(GpGraphics
*graphics
, REAL x
, REAL y
, REAL width
, REAL height
, BOOL
*result
)
4702 TRACE("(%p %.2f %.2f %.2f %.2f %p)\n", graphics
, x
, y
, width
, height
, result
);
4704 if(!graphics
|| !result
)
4705 return InvalidParameter
;
4712 pts
[1].X
= x
+ width
;
4713 pts
[1].Y
= y
+ height
;
4715 if((stat
= GdipTransformPoints(graphics
, CoordinateSpaceDevice
,
4716 CoordinateSpaceWorld
, pts
, 2)) != Ok
)
4719 pts
[1].X
-= pts
[0].X
;
4720 pts
[1].Y
-= pts
[0].Y
;
4722 if((stat
= GdipCreateRegion(&rgn
)) != Ok
)
4725 if((stat
= get_visible_clip_region(graphics
, rgn
)) != Ok
)
4728 stat
= GdipIsVisibleRegionRect(rgn
, pts
[0].X
, pts
[0].Y
, pts
[1].X
, pts
[1].Y
, graphics
, result
);
4731 GdipDeleteRegion(rgn
);
4735 GpStatus WINGDIPAPI
GdipIsVisibleRectI(GpGraphics
*graphics
, INT x
, INT y
, INT width
, INT height
, BOOL
*result
)
4737 return GdipIsVisibleRect(graphics
, (REAL
)x
, (REAL
)y
, (REAL
)width
, (REAL
)height
, result
);
4740 GpStatus
gdip_format_string(HDC hdc
,
4741 GDIPCONST WCHAR
*string
, INT length
, GDIPCONST GpFont
*font
,
4742 GDIPCONST RectF
*rect
, GDIPCONST GpStringFormat
*format
,
4743 gdip_format_string_callback callback
, void *user_data
)
4746 int sum
= 0, height
= 0, fit
, fitcpy
, i
, j
, lret
, nwidth
,
4747 nheight
, lineend
, lineno
= 0;
4749 StringAlignment halign
;
4752 HotkeyPrefix hkprefix
;
4753 INT
*hotkeyprefix_offsets
=NULL
;
4754 INT hotkeyprefix_count
=0;
4755 INT hotkeyprefix_pos
=0, hotkeyprefix_end_pos
=0;
4758 if(length
== -1) length
= lstrlenW(string
);
4760 stringdup
= GdipAlloc((length
+ 1) * sizeof(WCHAR
));
4761 if(!stringdup
) return OutOfMemory
;
4763 nwidth
= rect
->Width
;
4764 nheight
= rect
->Height
;
4767 hkprefix
= format
->hkprefix
;
4769 hkprefix
= HotkeyPrefixNone
;
4771 if (hkprefix
== HotkeyPrefixShow
)
4773 for (i
=0; i
<length
; i
++)
4775 if (string
[i
] == '&')
4776 hotkeyprefix_count
++;
4780 if (hotkeyprefix_count
)
4781 hotkeyprefix_offsets
= GdipAlloc(sizeof(INT
) * hotkeyprefix_count
);
4783 hotkeyprefix_count
= 0;
4785 for(i
= 0, j
= 0; i
< length
; i
++){
4786 /* FIXME: This makes the indexes passed to callback inaccurate. */
4787 if(!isprintW(string
[i
]) && (string
[i
] != '\n'))
4790 /* FIXME: tabs should be handled using tabstops from stringformat */
4791 if (string
[i
] == '\t')
4794 if (seen_prefix
&& hkprefix
== HotkeyPrefixShow
&& string
[i
] != '&')
4795 hotkeyprefix_offsets
[hotkeyprefix_count
++] = j
;
4796 else if (!seen_prefix
&& hkprefix
!= HotkeyPrefixNone
&& string
[i
] == '&')
4804 stringdup
[j
] = string
[i
];
4810 if (format
) halign
= format
->align
;
4811 else halign
= StringAlignmentNear
;
4813 while(sum
< length
){
4814 GetTextExtentExPointW(hdc
, stringdup
+ sum
, length
- sum
,
4815 nwidth
, &fit
, NULL
, &size
);
4821 for(lret
= 0; lret
< fit
; lret
++)
4822 if(*(stringdup
+ sum
+ lret
) == '\n')
4825 /* Line break code (may look strange, but it imitates windows). */
4827 lineend
= fit
= lret
; /* this is not an off-by-one error */
4828 else if(fit
< (length
- sum
)){
4829 if(*(stringdup
+ sum
+ fit
) == ' ')
4830 while(*(stringdup
+ sum
+ fit
) == ' ')
4833 while(*(stringdup
+ sum
+ fit
- 1) != ' '){
4836 if(*(stringdup
+ sum
+ fit
) == '\t')
4845 while(*(stringdup
+ sum
+ lineend
- 1) == ' ' ||
4846 *(stringdup
+ sum
+ lineend
- 1) == '\t')
4852 GetTextExtentExPointW(hdc
, stringdup
+ sum
, lineend
,
4853 nwidth
, &j
, NULL
, &size
);
4855 bounds
.Width
= size
.cx
;
4857 if(height
+ size
.cy
> nheight
)
4858 bounds
.Height
= nheight
- (height
+ size
.cy
);
4860 bounds
.Height
= size
.cy
;
4862 bounds
.Y
= rect
->Y
+ height
;
4866 case StringAlignmentNear
:
4870 case StringAlignmentCenter
:
4871 bounds
.X
= rect
->X
+ (rect
->Width
/2) - (bounds
.Width
/2);
4873 case StringAlignmentFar
:
4874 bounds
.X
= rect
->X
+ rect
->Width
- bounds
.Width
;
4878 for (hotkeyprefix_end_pos
=hotkeyprefix_pos
; hotkeyprefix_end_pos
<hotkeyprefix_count
; hotkeyprefix_end_pos
++)
4879 if (hotkeyprefix_offsets
[hotkeyprefix_end_pos
] >= sum
+ lineend
)
4882 stat
= callback(hdc
, stringdup
, sum
, lineend
,
4883 font
, rect
, format
, lineno
, &bounds
,
4884 &hotkeyprefix_offsets
[hotkeyprefix_pos
],
4885 hotkeyprefix_end_pos
-hotkeyprefix_pos
, user_data
);
4890 sum
+= fit
+ (lret
< fitcpy
? 1 : 0);
4894 hotkeyprefix_pos
= hotkeyprefix_end_pos
;
4896 if(height
> nheight
)
4899 /* Stop if this was a linewrap (but not if it was a linebreak). */
4900 if ((lret
== fitcpy
) && format
&&
4901 (format
->attr
& (StringFormatFlagsNoWrap
| StringFormatFlagsLineLimit
)))
4905 GdipFree(stringdup
);
4906 GdipFree(hotkeyprefix_offsets
);
4911 struct measure_ranges_args
{
4913 REAL rel_width
, rel_height
;
4916 static GpStatus
measure_ranges_callback(HDC hdc
,
4917 GDIPCONST WCHAR
*string
, INT index
, INT length
, GDIPCONST GpFont
*font
,
4918 GDIPCONST RectF
*rect
, GDIPCONST GpStringFormat
*format
,
4919 INT lineno
, const RectF
*bounds
, INT
*underlined_indexes
,
4920 INT underlined_index_count
, void *user_data
)
4924 struct measure_ranges_args
*args
= user_data
;
4926 for (i
=0; i
<format
->range_count
; i
++)
4928 INT range_start
= max(index
, format
->character_ranges
[i
].First
);
4929 INT range_end
= min(index
+length
, format
->character_ranges
[i
].First
+format
->character_ranges
[i
].Length
);
4930 if (range_start
< range_end
)
4935 range_rect
.Y
= bounds
->Y
/ args
->rel_height
;
4936 range_rect
.Height
= bounds
->Height
/ args
->rel_height
;
4938 GetTextExtentExPointW(hdc
, string
+ index
, range_start
- index
,
4939 INT_MAX
, NULL
, NULL
, &range_size
);
4940 range_rect
.X
= (bounds
->X
+ range_size
.cx
) / args
->rel_width
;
4942 GetTextExtentExPointW(hdc
, string
+ index
, range_end
- index
,
4943 INT_MAX
, NULL
, NULL
, &range_size
);
4944 range_rect
.Width
= (bounds
->X
+ range_size
.cx
) / args
->rel_width
- range_rect
.X
;
4946 stat
= GdipCombineRegionRect(args
->regions
[i
], &range_rect
, CombineModeUnion
);
4955 GpStatus WINGDIPAPI
GdipMeasureCharacterRanges(GpGraphics
* graphics
,
4956 GDIPCONST WCHAR
* string
, INT length
, GDIPCONST GpFont
* font
,
4957 GDIPCONST RectF
* layoutRect
, GDIPCONST GpStringFormat
*stringFormat
,
4958 INT regionCount
, GpRegion
** regions
)
4962 HFONT gdifont
, oldfont
;
4963 struct measure_ranges_args args
;
4964 HDC hdc
, temp_hdc
=NULL
;
4969 TRACE("(%p %s %d %p %s %p %d %p)\n", graphics
, debugstr_w(string
),
4970 length
, font
, debugstr_rectf(layoutRect
), stringFormat
, regionCount
, regions
);
4972 if (!(graphics
&& string
&& font
&& layoutRect
&& stringFormat
&& regions
))
4973 return InvalidParameter
;
4975 if (regionCount
< stringFormat
->range_count
)
4976 return InvalidParameter
;
4980 hdc
= temp_hdc
= CreateCompatibleDC(0);
4981 if (!temp_hdc
) return OutOfMemory
;
4984 hdc
= graphics
->hdc
;
4986 if (stringFormat
->attr
)
4987 TRACE("may be ignoring some format flags: attr %x\n", stringFormat
->attr
);
4995 GdipTransformPoints(graphics
, CoordinateSpaceDevice
, CoordinateSpaceWorld
, pt
, 3);
4996 args
.rel_width
= sqrt((pt
[1].Y
-pt
[0].Y
)*(pt
[1].Y
-pt
[0].Y
)+
4997 (pt
[1].X
-pt
[0].X
)*(pt
[1].X
-pt
[0].X
));
4998 args
.rel_height
= sqrt((pt
[2].Y
-pt
[0].Y
)*(pt
[2].Y
-pt
[0].Y
)+
4999 (pt
[2].X
-pt
[0].X
)*(pt
[2].X
-pt
[0].X
));
5001 margin_x
= stringFormat
->generic_typographic
? 0.0 : font
->emSize
/ 6.0;
5002 margin_x
*= units_scale(font
->unit
, graphics
->unit
, graphics
->xres
);
5004 scaled_rect
.X
= (layoutRect
->X
+ margin_x
) * args
.rel_width
;
5005 scaled_rect
.Y
= layoutRect
->Y
* args
.rel_height
;
5006 if (stringFormat
->attr
& StringFormatFlagsNoClip
)
5008 scaled_rect
.Width
= (REAL
)(1 << 23);
5009 scaled_rect
.Height
= (REAL
)(1 << 23);
5013 scaled_rect
.Width
= layoutRect
->Width
* args
.rel_width
;
5014 scaled_rect
.Height
= layoutRect
->Height
* args
.rel_height
;
5016 if (scaled_rect
.Width
>= 0.5)
5018 scaled_rect
.Width
-= margin_x
* 2.0 * args
.rel_width
;
5019 if (scaled_rect
.Width
< 0.5) return Ok
; /* doesn't fit */
5022 get_font_hfont(graphics
, font
, stringFormat
, &gdifont
);
5023 oldfont
= SelectObject(hdc
, gdifont
);
5025 for (i
=0; i
<stringFormat
->range_count
; i
++)
5027 stat
= GdipSetEmpty(regions
[i
]);
5032 args
.regions
= regions
;
5034 stat
= gdip_format_string(hdc
, string
, length
, font
, &scaled_rect
, stringFormat
,
5035 measure_ranges_callback
, &args
);
5037 SelectObject(hdc
, oldfont
);
5038 DeleteObject(gdifont
);
5046 struct measure_string_args
{
5048 INT
*codepointsfitted
;
5050 REAL rel_width
, rel_height
;
5053 static GpStatus
measure_string_callback(HDC hdc
,
5054 GDIPCONST WCHAR
*string
, INT index
, INT length
, GDIPCONST GpFont
*font
,
5055 GDIPCONST RectF
*rect
, GDIPCONST GpStringFormat
*format
,
5056 INT lineno
, const RectF
*bounds
, INT
*underlined_indexes
,
5057 INT underlined_index_count
, void *user_data
)
5059 struct measure_string_args
*args
= user_data
;
5060 REAL new_width
, new_height
;
5062 new_width
= bounds
->Width
/ args
->rel_width
;
5063 new_height
= (bounds
->Height
+ bounds
->Y
) / args
->rel_height
- args
->bounds
->Y
;
5065 if (new_width
> args
->bounds
->Width
)
5066 args
->bounds
->Width
= new_width
;
5068 if (new_height
> args
->bounds
->Height
)
5069 args
->bounds
->Height
= new_height
;
5071 if (args
->codepointsfitted
)
5072 *args
->codepointsfitted
= index
+ length
;
5074 if (args
->linesfilled
)
5075 (*args
->linesfilled
)++;
5080 /* Find the smallest rectangle that bounds the text when it is printed in rect
5081 * according to the format options listed in format. If rect has 0 width and
5082 * height, then just find the smallest rectangle that bounds the text when it's
5083 * printed at location (rect->X, rect-Y). */
5084 GpStatus WINGDIPAPI
GdipMeasureString(GpGraphics
*graphics
,
5085 GDIPCONST WCHAR
*string
, INT length
, GDIPCONST GpFont
*font
,
5086 GDIPCONST RectF
*rect
, GDIPCONST GpStringFormat
*format
, RectF
*bounds
,
5087 INT
*codepointsfitted
, INT
*linesfilled
)
5089 HFONT oldfont
, gdifont
;
5090 struct measure_string_args args
;
5091 HDC temp_hdc
=NULL
, hdc
;
5095 INT lines
, glyphs
, format_flags
= format
? format
->attr
: 0;
5097 TRACE("(%p, %s, %i, %p, %s, %p, %p, %p, %p)\n", graphics
,
5098 debugstr_wn(string
, length
), length
, font
, debugstr_rectf(rect
), format
,
5099 bounds
, codepointsfitted
, linesfilled
);
5101 if(!graphics
|| !string
|| !font
|| !rect
|| !bounds
)
5102 return InvalidParameter
;
5106 hdc
= temp_hdc
= CreateCompatibleDC(0);
5107 if (!temp_hdc
) return OutOfMemory
;
5110 hdc
= graphics
->hdc
;
5112 if(linesfilled
) *linesfilled
= 0;
5113 if(codepointsfitted
) *codepointsfitted
= 0;
5116 TRACE("may be ignoring some format flags: attr %x\n", format
->attr
);
5124 GdipTransformPoints(graphics
, CoordinateSpaceDevice
, CoordinateSpaceWorld
, pt
, 3);
5125 args
.rel_width
= sqrt((pt
[1].Y
-pt
[0].Y
)*(pt
[1].Y
-pt
[0].Y
)+
5126 (pt
[1].X
-pt
[0].X
)*(pt
[1].X
-pt
[0].X
));
5127 args
.rel_height
= sqrt((pt
[2].Y
-pt
[0].Y
)*(pt
[2].Y
-pt
[0].Y
)+
5128 (pt
[2].X
-pt
[0].X
)*(pt
[2].X
-pt
[0].X
));
5130 margin_x
= (format
&& format
->generic_typographic
) ? 0.0 : font
->emSize
/ 6.0;
5131 margin_x
*= units_scale(font
->unit
, graphics
->unit
, graphics
->xres
);
5133 scaled_rect
.X
= (rect
->X
+ margin_x
) * args
.rel_width
;
5134 scaled_rect
.Y
= rect
->Y
* args
.rel_height
;
5135 scaled_rect
.Width
= rect
->Width
* args
.rel_width
;
5136 scaled_rect
.Height
= rect
->Height
* args
.rel_height
;
5138 if ((format_flags
& StringFormatFlagsNoClip
) ||
5139 scaled_rect
.Width
>= INT_MAX
|| scaled_rect
.Width
< 0.5) scaled_rect
.Width
= (REAL
)(1 << 23);
5140 if ((format_flags
& StringFormatFlagsNoClip
) ||
5141 scaled_rect
.Height
>= INT_MAX
|| scaled_rect
.Height
< 0.5) scaled_rect
.Height
= (REAL
)(1 << 23);
5143 if (scaled_rect
.Width
>= 0.5)
5145 scaled_rect
.Width
-= margin_x
* 2.0 * args
.rel_width
;
5146 if (scaled_rect
.Width
< 0.5) return Ok
; /* doesn't fit */
5149 if (scaled_rect
.Width
>= INT_MAX
|| scaled_rect
.Width
< 0.5) scaled_rect
.Width
= (REAL
)(1 << 23);
5150 if (scaled_rect
.Height
>= INT_MAX
|| scaled_rect
.Height
< 0.5) scaled_rect
.Height
= (REAL
)(1 << 23);
5152 get_font_hfont(graphics
, font
, format
, &gdifont
);
5153 oldfont
= SelectObject(hdc
, gdifont
);
5155 bounds
->X
= rect
->X
;
5156 bounds
->Y
= rect
->Y
;
5157 bounds
->Width
= 0.0;
5158 bounds
->Height
= 0.0;
5160 args
.bounds
= bounds
;
5161 args
.codepointsfitted
= &glyphs
;
5162 args
.linesfilled
= &lines
;
5165 gdip_format_string(hdc
, string
, length
, font
, &scaled_rect
, format
,
5166 measure_string_callback
, &args
);
5168 if (linesfilled
) *linesfilled
= lines
;
5169 if (codepointsfitted
) *codepointsfitted
= glyphs
;
5172 bounds
->Width
+= margin_x
* 2.0;
5174 SelectObject(hdc
, oldfont
);
5175 DeleteObject(gdifont
);
5183 struct draw_string_args
{
5184 GpGraphics
*graphics
;
5185 GDIPCONST GpBrush
*brush
;
5186 REAL x
, y
, rel_width
, rel_height
, ascent
;
5189 static GpStatus
draw_string_callback(HDC hdc
,
5190 GDIPCONST WCHAR
*string
, INT index
, INT length
, GDIPCONST GpFont
*font
,
5191 GDIPCONST RectF
*rect
, GDIPCONST GpStringFormat
*format
,
5192 INT lineno
, const RectF
*bounds
, INT
*underlined_indexes
,
5193 INT underlined_index_count
, void *user_data
)
5195 struct draw_string_args
*args
= user_data
;
5199 position
.X
= args
->x
+ bounds
->X
/ args
->rel_width
;
5200 position
.Y
= args
->y
+ bounds
->Y
/ args
->rel_height
+ args
->ascent
;
5202 stat
= draw_driver_string(args
->graphics
, &string
[index
], length
, font
, format
,
5203 args
->brush
, &position
,
5204 DriverStringOptionsCmapLookup
|DriverStringOptionsRealizedAdvance
, NULL
);
5206 if (stat
== Ok
&& underlined_index_count
)
5208 OUTLINETEXTMETRICW otm
;
5209 REAL underline_y
, underline_height
;
5212 GetOutlineTextMetricsW(hdc
, sizeof(otm
), &otm
);
5214 underline_height
= otm
.otmsUnderscoreSize
/ args
->rel_height
;
5215 underline_y
= position
.Y
- otm
.otmsUnderscorePosition
/ args
->rel_height
- underline_height
/ 2;
5217 for (i
=0; i
<underlined_index_count
; i
++)
5219 REAL start_x
, end_x
;
5221 INT ofs
= underlined_indexes
[i
] - index
;
5223 GetTextExtentExPointW(hdc
, string
+ index
, ofs
, INT_MAX
, NULL
, NULL
, &text_size
);
5224 start_x
= text_size
.cx
/ args
->rel_width
;
5226 GetTextExtentExPointW(hdc
, string
+ index
, ofs
+1, INT_MAX
, NULL
, NULL
, &text_size
);
5227 end_x
= text_size
.cx
/ args
->rel_width
;
5229 GdipFillRectangle(args
->graphics
, (GpBrush
*)args
->brush
, position
.X
+start_x
, underline_y
, end_x
-start_x
, underline_height
);
5236 GpStatus WINGDIPAPI
GdipDrawString(GpGraphics
*graphics
, GDIPCONST WCHAR
*string
,
5237 INT length
, GDIPCONST GpFont
*font
, GDIPCONST RectF
*rect
,
5238 GDIPCONST GpStringFormat
*format
, GDIPCONST GpBrush
*brush
)
5242 GpPointF pt
[3], rectcpy
[4];
5244 REAL rel_width
, rel_height
, margin_x
;
5245 INT save_state
, format_flags
= 0;
5247 struct draw_string_args args
;
5249 HDC hdc
, temp_hdc
=NULL
;
5250 TEXTMETRICW textmetric
;
5252 TRACE("(%p, %s, %i, %p, %s, %p, %p)\n", graphics
, debugstr_wn(string
, length
),
5253 length
, font
, debugstr_rectf(rect
), format
, brush
);
5255 if(!graphics
|| !string
|| !font
|| !brush
|| !rect
)
5256 return InvalidParameter
;
5260 hdc
= graphics
->hdc
;
5264 hdc
= temp_hdc
= CreateCompatibleDC(0);
5268 TRACE("may be ignoring some format flags: attr %x\n", format
->attr
);
5270 format_flags
= format
->attr
;
5272 /* Should be no need to explicitly test for StringAlignmentNear as
5273 * that is default behavior if no alignment is passed. */
5274 if(format
->vertalign
!= StringAlignmentNear
){
5275 RectF bounds
, in_rect
= *rect
;
5276 in_rect
.Height
= 0.0; /* avoid height clipping */
5277 GdipMeasureString(graphics
, string
, length
, font
, &in_rect
, format
, &bounds
, 0, 0);
5279 TRACE("bounds %s\n", debugstr_rectf(&bounds
));
5281 if(format
->vertalign
== StringAlignmentCenter
)
5282 offsety
= (rect
->Height
- bounds
.Height
) / 2;
5283 else if(format
->vertalign
== StringAlignmentFar
)
5284 offsety
= (rect
->Height
- bounds
.Height
);
5286 TRACE("vertical align %d, offsety %f\n", format
->vertalign
, offsety
);
5289 save_state
= SaveDC(hdc
);
5297 GdipTransformPoints(graphics
, CoordinateSpaceDevice
, CoordinateSpaceWorld
, pt
, 3);
5298 rel_width
= sqrt((pt
[1].Y
-pt
[0].Y
)*(pt
[1].Y
-pt
[0].Y
)+
5299 (pt
[1].X
-pt
[0].X
)*(pt
[1].X
-pt
[0].X
));
5300 rel_height
= sqrt((pt
[2].Y
-pt
[0].Y
)*(pt
[2].Y
-pt
[0].Y
)+
5301 (pt
[2].X
-pt
[0].X
)*(pt
[2].X
-pt
[0].X
));
5303 rectcpy
[3].X
= rectcpy
[0].X
= rect
->X
;
5304 rectcpy
[1].Y
= rectcpy
[0].Y
= rect
->Y
;
5305 rectcpy
[2].X
= rectcpy
[1].X
= rect
->X
+ rect
->Width
;
5306 rectcpy
[3].Y
= rectcpy
[2].Y
= rect
->Y
+ rect
->Height
;
5307 transform_and_round_points(graphics
, corners
, rectcpy
, 4);
5309 margin_x
= (format
&& format
->generic_typographic
) ? 0.0 : font
->emSize
/ 6.0;
5310 margin_x
*= units_scale(font
->unit
, graphics
->unit
, graphics
->xres
);
5312 scaled_rect
.X
= margin_x
* rel_width
;
5313 scaled_rect
.Y
= 0.0;
5314 scaled_rect
.Width
= rel_width
* rect
->Width
;
5315 scaled_rect
.Height
= rel_height
* rect
->Height
;
5317 if ((format_flags
& StringFormatFlagsNoClip
) ||
5318 scaled_rect
.Width
>= INT_MAX
|| scaled_rect
.Width
< 0.5) scaled_rect
.Width
= (REAL
)(1 << 23);
5319 if ((format_flags
& StringFormatFlagsNoClip
) ||
5320 scaled_rect
.Height
>= INT_MAX
|| scaled_rect
.Height
< 0.5) scaled_rect
.Height
= (REAL
)(1 << 23);
5322 if (scaled_rect
.Width
>= 0.5)
5324 scaled_rect
.Width
-= margin_x
* 2.0 * rel_width
;
5325 if (scaled_rect
.Width
< 0.5) return Ok
; /* doesn't fit */
5328 if (scaled_rect
.Width
>= INT_MAX
|| scaled_rect
.Width
< 0.5) scaled_rect
.Width
= (REAL
)(1 << 23);
5329 if (scaled_rect
.Height
>= INT_MAX
|| scaled_rect
.Height
< 0.5) scaled_rect
.Height
= (REAL
)(1 << 23);
5331 if (!(format_flags
& StringFormatFlagsNoClip
) &&
5332 gdip_round(scaled_rect
.Width
) != 0 && gdip_round(scaled_rect
.Height
) != 0)
5334 /* FIXME: If only the width or only the height is 0, we should probably still clip */
5335 rgn
= CreatePolygonRgn(corners
, 4, ALTERNATE
);
5336 SelectClipRgn(hdc
, rgn
);
5339 get_font_hfont(graphics
, font
, format
, &gdifont
);
5340 SelectObject(hdc
, gdifont
);
5342 args
.graphics
= graphics
;
5346 args
.y
= rect
->Y
+ offsety
;
5348 args
.rel_width
= rel_width
;
5349 args
.rel_height
= rel_height
;
5351 GetTextMetricsW(hdc
, &textmetric
);
5352 args
.ascent
= textmetric
.tmAscent
/ rel_height
;
5354 gdip_format_string(hdc
, string
, length
, font
, &scaled_rect
, format
,
5355 draw_string_callback
, &args
);
5358 DeleteObject(gdifont
);
5360 RestoreDC(hdc
, save_state
);
5367 GpStatus WINGDIPAPI
GdipResetClip(GpGraphics
*graphics
)
5369 TRACE("(%p)\n", graphics
);
5372 return InvalidParameter
;
5377 return GdipSetInfinite(graphics
->clip
);
5380 GpStatus WINGDIPAPI
GdipResetWorldTransform(GpGraphics
*graphics
)
5382 TRACE("(%p)\n", graphics
);
5385 return InvalidParameter
;
5390 graphics
->worldtrans
->matrix
[0] = 1.0;
5391 graphics
->worldtrans
->matrix
[1] = 0.0;
5392 graphics
->worldtrans
->matrix
[2] = 0.0;
5393 graphics
->worldtrans
->matrix
[3] = 1.0;
5394 graphics
->worldtrans
->matrix
[4] = 0.0;
5395 graphics
->worldtrans
->matrix
[5] = 0.0;
5400 GpStatus WINGDIPAPI
GdipRestoreGraphics(GpGraphics
*graphics
, GraphicsState state
)
5402 return GdipEndContainer(graphics
, state
);
5405 GpStatus WINGDIPAPI
GdipRotateWorldTransform(GpGraphics
*graphics
, REAL angle
,
5406 GpMatrixOrder order
)
5408 TRACE("(%p, %.2f, %d)\n", graphics
, angle
, order
);
5411 return InvalidParameter
;
5416 return GdipRotateMatrix(graphics
->worldtrans
, angle
, order
);
5419 GpStatus WINGDIPAPI
GdipSaveGraphics(GpGraphics
*graphics
, GraphicsState
*state
)
5421 return GdipBeginContainer2(graphics
, state
);
5424 GpStatus WINGDIPAPI
GdipBeginContainer2(GpGraphics
*graphics
,
5425 GraphicsContainer
*state
)
5427 GraphicsContainerItem
*container
;
5430 TRACE("(%p, %p)\n", graphics
, state
);
5432 if(!graphics
|| !state
)
5433 return InvalidParameter
;
5435 sts
= init_container(&container
, graphics
);
5439 list_add_head(&graphics
->containers
, &container
->entry
);
5440 *state
= graphics
->contid
= container
->contid
;
5445 GpStatus WINGDIPAPI
GdipBeginContainer(GpGraphics
*graphics
, GDIPCONST GpRectF
*dstrect
, GDIPCONST GpRectF
*srcrect
, GpUnit unit
, GraphicsContainer
*state
)
5447 FIXME("(%p, %p, %p, %d, %p): stub\n", graphics
, dstrect
, srcrect
, unit
, state
);
5448 return NotImplemented
;
5451 GpStatus WINGDIPAPI
GdipBeginContainerI(GpGraphics
*graphics
, GDIPCONST GpRect
*dstrect
, GDIPCONST GpRect
*srcrect
, GpUnit unit
, GraphicsContainer
*state
)
5453 FIXME("(%p, %p, %p, %d, %p): stub\n", graphics
, dstrect
, srcrect
, unit
, state
);
5454 return NotImplemented
;
5457 GpStatus WINGDIPAPI
GdipComment(GpGraphics
*graphics
, UINT sizeData
, GDIPCONST BYTE
*data
)
5459 FIXME("(%p, %d, %p): stub\n", graphics
, sizeData
, data
);
5460 return NotImplemented
;
5463 GpStatus WINGDIPAPI
GdipEndContainer(GpGraphics
*graphics
, GraphicsContainer state
)
5466 GraphicsContainerItem
*container
, *container2
;
5468 TRACE("(%p, %x)\n", graphics
, state
);
5471 return InvalidParameter
;
5473 LIST_FOR_EACH_ENTRY(container
, &graphics
->containers
, GraphicsContainerItem
, entry
){
5474 if(container
->contid
== state
)
5478 /* did not find a matching container */
5479 if(&container
->entry
== &graphics
->containers
)
5482 sts
= restore_container(graphics
, container
);
5486 /* remove all of the containers on top of the found container */
5487 LIST_FOR_EACH_ENTRY_SAFE(container
, container2
, &graphics
->containers
, GraphicsContainerItem
, entry
){
5488 if(container
->contid
== state
)
5490 list_remove(&container
->entry
);
5491 delete_container(container
);
5494 list_remove(&container
->entry
);
5495 delete_container(container
);
5500 GpStatus WINGDIPAPI
GdipScaleWorldTransform(GpGraphics
*graphics
, REAL sx
,
5501 REAL sy
, GpMatrixOrder order
)
5503 TRACE("(%p, %.2f, %.2f, %d)\n", graphics
, sx
, sy
, order
);
5506 return InvalidParameter
;
5511 return GdipScaleMatrix(graphics
->worldtrans
, sx
, sy
, order
);
5514 GpStatus WINGDIPAPI
GdipSetClipGraphics(GpGraphics
*graphics
, GpGraphics
*srcgraphics
,
5517 TRACE("(%p, %p, %d)\n", graphics
, srcgraphics
, mode
);
5519 if(!graphics
|| !srcgraphics
)
5520 return InvalidParameter
;
5522 return GdipCombineRegionRegion(graphics
->clip
, srcgraphics
->clip
, mode
);
5525 GpStatus WINGDIPAPI
GdipSetCompositingMode(GpGraphics
*graphics
,
5526 CompositingMode mode
)
5528 TRACE("(%p, %d)\n", graphics
, mode
);
5531 return InvalidParameter
;
5536 graphics
->compmode
= mode
;
5541 GpStatus WINGDIPAPI
GdipSetCompositingQuality(GpGraphics
*graphics
,
5542 CompositingQuality quality
)
5544 TRACE("(%p, %d)\n", graphics
, quality
);
5547 return InvalidParameter
;
5552 graphics
->compqual
= quality
;
5557 GpStatus WINGDIPAPI
GdipSetInterpolationMode(GpGraphics
*graphics
,
5558 InterpolationMode mode
)
5560 TRACE("(%p, %d)\n", graphics
, mode
);
5562 if(!graphics
|| mode
== InterpolationModeInvalid
|| mode
> InterpolationModeHighQualityBicubic
)
5563 return InvalidParameter
;
5568 if (mode
== InterpolationModeDefault
|| mode
== InterpolationModeLowQuality
)
5569 mode
= InterpolationModeBilinear
;
5571 if (mode
== InterpolationModeHighQuality
)
5572 mode
= InterpolationModeHighQualityBicubic
;
5574 graphics
->interpolation
= mode
;
5579 GpStatus WINGDIPAPI
GdipSetPageScale(GpGraphics
*graphics
, REAL scale
)
5581 TRACE("(%p, %.2f)\n", graphics
, scale
);
5583 if(!graphics
|| (scale
<= 0.0))
5584 return InvalidParameter
;
5589 graphics
->scale
= scale
;
5594 GpStatus WINGDIPAPI
GdipSetPageUnit(GpGraphics
*graphics
, GpUnit unit
)
5596 TRACE("(%p, %d)\n", graphics
, unit
);
5599 return InvalidParameter
;
5604 if(unit
== UnitWorld
)
5605 return InvalidParameter
;
5607 graphics
->unit
= unit
;
5612 GpStatus WINGDIPAPI
GdipSetPixelOffsetMode(GpGraphics
*graphics
, PixelOffsetMode
5615 TRACE("(%p, %d)\n", graphics
, mode
);
5618 return InvalidParameter
;
5623 graphics
->pixeloffset
= mode
;
5628 GpStatus WINGDIPAPI
GdipSetRenderingOrigin(GpGraphics
*graphics
, INT x
, INT y
)
5632 TRACE("(%p,%i,%i)\n", graphics
, x
, y
);
5635 FIXME("value is unused in rendering\n");
5638 return InvalidParameter
;
5640 graphics
->origin_x
= x
;
5641 graphics
->origin_y
= y
;
5646 GpStatus WINGDIPAPI
GdipGetRenderingOrigin(GpGraphics
*graphics
, INT
*x
, INT
*y
)
5648 TRACE("(%p,%p,%p)\n", graphics
, x
, y
);
5650 if (!graphics
|| !x
|| !y
)
5651 return InvalidParameter
;
5653 *x
= graphics
->origin_x
;
5654 *y
= graphics
->origin_y
;
5659 GpStatus WINGDIPAPI
GdipSetSmoothingMode(GpGraphics
*graphics
, SmoothingMode mode
)
5661 TRACE("(%p, %d)\n", graphics
, mode
);
5664 return InvalidParameter
;
5669 graphics
->smoothing
= mode
;
5674 GpStatus WINGDIPAPI
GdipSetTextContrast(GpGraphics
*graphics
, UINT contrast
)
5676 TRACE("(%p, %d)\n", graphics
, contrast
);
5679 return InvalidParameter
;
5681 graphics
->textcontrast
= contrast
;
5686 GpStatus WINGDIPAPI
GdipSetTextRenderingHint(GpGraphics
*graphics
,
5687 TextRenderingHint hint
)
5689 TRACE("(%p, %d)\n", graphics
, hint
);
5691 if(!graphics
|| hint
> TextRenderingHintClearTypeGridFit
)
5692 return InvalidParameter
;
5697 graphics
->texthint
= hint
;
5702 GpStatus WINGDIPAPI
GdipSetWorldTransform(GpGraphics
*graphics
, GpMatrix
*matrix
)
5704 TRACE("(%p, %p)\n", graphics
, matrix
);
5706 if(!graphics
|| !matrix
)
5707 return InvalidParameter
;
5712 TRACE("%f,%f,%f,%f,%f,%f\n",
5713 matrix
->matrix
[0], matrix
->matrix
[1], matrix
->matrix
[2],
5714 matrix
->matrix
[3], matrix
->matrix
[4], matrix
->matrix
[5]);
5716 GdipDeleteMatrix(graphics
->worldtrans
);
5717 return GdipCloneMatrix(matrix
, &graphics
->worldtrans
);
5720 GpStatus WINGDIPAPI
GdipTranslateWorldTransform(GpGraphics
*graphics
, REAL dx
,
5721 REAL dy
, GpMatrixOrder order
)
5723 TRACE("(%p, %.2f, %.2f, %d)\n", graphics
, dx
, dy
, order
);
5726 return InvalidParameter
;
5731 return GdipTranslateMatrix(graphics
->worldtrans
, dx
, dy
, order
);
5734 /*****************************************************************************
5735 * GdipSetClipHrgn [GDIPLUS.@]
5737 GpStatus WINGDIPAPI
GdipSetClipHrgn(GpGraphics
*graphics
, HRGN hrgn
, CombineMode mode
)
5742 TRACE("(%p, %p, %d)\n", graphics
, hrgn
, mode
);
5745 return InvalidParameter
;
5747 status
= GdipCreateRegionHrgn(hrgn
, ®ion
);
5751 status
= GdipSetClipRegion(graphics
, region
, mode
);
5753 GdipDeleteRegion(region
);
5757 GpStatus WINGDIPAPI
GdipSetClipPath(GpGraphics
*graphics
, GpPath
*path
, CombineMode mode
)
5759 TRACE("(%p, %p, %d)\n", graphics
, path
, mode
);
5762 return InvalidParameter
;
5767 return GdipCombineRegionPath(graphics
->clip
, path
, mode
);
5770 GpStatus WINGDIPAPI
GdipSetClipRect(GpGraphics
*graphics
, REAL x
, REAL y
,
5771 REAL width
, REAL height
,
5776 TRACE("(%p, %.2f, %.2f, %.2f, %.2f, %d)\n", graphics
, x
, y
, width
, height
, mode
);
5779 return InvalidParameter
;
5787 rect
.Height
= height
;
5789 return GdipCombineRegionRect(graphics
->clip
, &rect
, mode
);
5792 GpStatus WINGDIPAPI
GdipSetClipRectI(GpGraphics
*graphics
, INT x
, INT y
,
5793 INT width
, INT height
,
5796 TRACE("(%p, %d, %d, %d, %d, %d)\n", graphics
, x
, y
, width
, height
, mode
);
5799 return InvalidParameter
;
5804 return GdipSetClipRect(graphics
, (REAL
)x
, (REAL
)y
, (REAL
)width
, (REAL
)height
, mode
);
5807 GpStatus WINGDIPAPI
GdipSetClipRegion(GpGraphics
*graphics
, GpRegion
*region
,
5810 TRACE("(%p, %p, %d)\n", graphics
, region
, mode
);
5812 if(!graphics
|| !region
)
5813 return InvalidParameter
;
5818 return GdipCombineRegionRegion(graphics
->clip
, region
, mode
);
5821 GpStatus WINGDIPAPI
GdipSetMetafileDownLevelRasterizationLimit(GpMetafile
*metafile
,
5826 TRACE("(%p,%u)\n", metafile
, limitDpi
);
5829 FIXME("not implemented\n");
5831 return NotImplemented
;
5834 GpStatus WINGDIPAPI
GdipDrawPolygon(GpGraphics
*graphics
,GpPen
*pen
,GDIPCONST GpPointF
*points
,
5840 TRACE("(%p, %p, %d)\n", graphics
, points
, count
);
5842 if(!graphics
|| !pen
|| count
<=0)
5843 return InvalidParameter
;
5850 FIXME("graphics object has no HDC\n");
5854 pti
= GdipAlloc(sizeof(POINT
) * count
);
5856 save_state
= prepare_dc(graphics
, pen
);
5857 SelectObject(graphics
->hdc
, GetStockObject(NULL_BRUSH
));
5859 transform_and_round_points(graphics
, pti
, (GpPointF
*)points
, count
);
5860 Polygon(graphics
->hdc
, pti
, count
);
5862 restore_dc(graphics
, save_state
);
5868 GpStatus WINGDIPAPI
GdipDrawPolygonI(GpGraphics
*graphics
,GpPen
*pen
,GDIPCONST GpPoint
*points
,
5875 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
5877 if(count
<=0) return InvalidParameter
;
5878 ptf
= GdipAlloc(sizeof(GpPointF
) * count
);
5880 for(i
= 0;i
< count
; i
++){
5881 ptf
[i
].X
= (REAL
)points
[i
].X
;
5882 ptf
[i
].Y
= (REAL
)points
[i
].Y
;
5885 ret
= GdipDrawPolygon(graphics
,pen
,ptf
,count
);
5891 GpStatus WINGDIPAPI
GdipGetDpiX(GpGraphics
*graphics
, REAL
* dpi
)
5893 TRACE("(%p, %p)\n", graphics
, dpi
);
5895 if(!graphics
|| !dpi
)
5896 return InvalidParameter
;
5901 *dpi
= graphics
->xres
;
5905 GpStatus WINGDIPAPI
GdipGetDpiY(GpGraphics
*graphics
, REAL
* dpi
)
5907 TRACE("(%p, %p)\n", graphics
, dpi
);
5909 if(!graphics
|| !dpi
)
5910 return InvalidParameter
;
5915 *dpi
= graphics
->yres
;
5919 GpStatus WINGDIPAPI
GdipMultiplyWorldTransform(GpGraphics
*graphics
, GDIPCONST GpMatrix
*matrix
,
5920 GpMatrixOrder order
)
5925 TRACE("(%p, %p, %d)\n", graphics
, matrix
, order
);
5927 if(!graphics
|| !matrix
)
5928 return InvalidParameter
;
5933 m
= *(graphics
->worldtrans
);
5935 ret
= GdipMultiplyMatrix(&m
, matrix
, order
);
5937 *(graphics
->worldtrans
) = m
;
5942 /* Color used to fill bitmaps so we can tell which parts have been drawn over by gdi32. */
5943 static const COLORREF DC_BACKGROUND_KEY
= 0x0c0b0d;
5945 GpStatus WINGDIPAPI
GdipGetDC(GpGraphics
*graphics
, HDC
*hdc
)
5949 TRACE("(%p, %p)\n", graphics
, hdc
);
5951 if(!graphics
|| !hdc
)
5952 return InvalidParameter
;
5957 if (graphics
->image
&& graphics
->image
->type
== ImageTypeMetafile
)
5959 stat
= METAFILE_GetDC((GpMetafile
*)graphics
->image
, hdc
);
5961 else if (!graphics
->hdc
||
5962 (graphics
->image
&& graphics
->image
->type
== ImageTypeBitmap
&& ((GpBitmap
*)graphics
->image
)->format
& PixelFormatAlpha
))
5964 /* Create a fake HDC and fill it with a constant color. */
5968 BITMAPINFOHEADER bmih
;
5971 stat
= get_graphics_bounds(graphics
, &bounds
);
5975 graphics
->temp_hbitmap_width
= bounds
.Width
;
5976 graphics
->temp_hbitmap_height
= bounds
.Height
;
5978 bmih
.biSize
= sizeof(bmih
);
5979 bmih
.biWidth
= graphics
->temp_hbitmap_width
;
5980 bmih
.biHeight
= -graphics
->temp_hbitmap_height
;
5982 bmih
.biBitCount
= 32;
5983 bmih
.biCompression
= BI_RGB
;
5984 bmih
.biSizeImage
= 0;
5985 bmih
.biXPelsPerMeter
= 0;
5986 bmih
.biYPelsPerMeter
= 0;
5988 bmih
.biClrImportant
= 0;
5990 hbitmap
= CreateDIBSection(NULL
, (BITMAPINFO
*)&bmih
, DIB_RGB_COLORS
,
5991 (void**)&graphics
->temp_bits
, NULL
, 0);
5993 return GenericError
;
5995 temp_hdc
= CreateCompatibleDC(0);
5998 DeleteObject(hbitmap
);
5999 return GenericError
;
6002 for (i
=0; i
<(graphics
->temp_hbitmap_width
* graphics
->temp_hbitmap_height
); i
++)
6003 ((DWORD
*)graphics
->temp_bits
)[i
] = DC_BACKGROUND_KEY
;
6005 SelectObject(temp_hdc
, hbitmap
);
6007 graphics
->temp_hbitmap
= hbitmap
;
6008 *hdc
= graphics
->temp_hdc
= temp_hdc
;
6012 *hdc
= graphics
->hdc
;
6016 graphics
->busy
= TRUE
;
6021 GpStatus WINGDIPAPI
GdipReleaseDC(GpGraphics
*graphics
, HDC hdc
)
6025 TRACE("(%p, %p)\n", graphics
, hdc
);
6027 if(!graphics
|| !hdc
|| !graphics
->busy
)
6028 return InvalidParameter
;
6030 if (graphics
->image
&& graphics
->image
->type
== ImageTypeMetafile
)
6032 stat
= METAFILE_ReleaseDC((GpMetafile
*)graphics
->image
, hdc
);
6034 else if (graphics
->temp_hdc
== hdc
)
6039 /* Find the pixels that have changed, and mark them as opaque. */
6040 pos
= (DWORD
*)graphics
->temp_bits
;
6041 for (i
=0; i
<(graphics
->temp_hbitmap_width
* graphics
->temp_hbitmap_height
); i
++)
6043 if (*pos
!= DC_BACKGROUND_KEY
)
6050 /* Write the changed pixels to the real target. */
6051 alpha_blend_pixels(graphics
, 0, 0, graphics
->temp_bits
,
6052 graphics
->temp_hbitmap_width
, graphics
->temp_hbitmap_height
,
6053 graphics
->temp_hbitmap_width
* 4);
6056 DeleteDC(graphics
->temp_hdc
);
6057 DeleteObject(graphics
->temp_hbitmap
);
6058 graphics
->temp_hdc
= NULL
;
6059 graphics
->temp_hbitmap
= NULL
;
6061 else if (hdc
!= graphics
->hdc
)
6063 stat
= InvalidParameter
;
6067 graphics
->busy
= FALSE
;
6072 GpStatus WINGDIPAPI
GdipGetClip(GpGraphics
*graphics
, GpRegion
*region
)
6077 TRACE("(%p, %p)\n", graphics
, region
);
6079 if(!graphics
|| !region
)
6080 return InvalidParameter
;
6085 if((status
= GdipCloneRegion(graphics
->clip
, &clip
)) != Ok
)
6088 /* free everything except root node and header */
6089 delete_element(®ion
->node
);
6090 memcpy(region
, clip
, sizeof(GpRegion
));
6096 static GpStatus
get_graphics_transform(GpGraphics
*graphics
, GpCoordinateSpace dst_space
,
6097 GpCoordinateSpace src_space
, GpMatrix
**matrix
)
6099 GpStatus stat
= GdipCreateMatrix(matrix
);
6100 REAL scale_x
, scale_y
;
6102 if (dst_space
!= src_space
&& stat
== Ok
)
6104 scale_x
= units_to_pixels(1.0, graphics
->unit
, graphics
->xres
);
6105 scale_y
= units_to_pixels(1.0, graphics
->unit
, graphics
->yres
);
6107 if(graphics
->unit
!= UnitDisplay
)
6109 scale_x
*= graphics
->scale
;
6110 scale_y
*= graphics
->scale
;
6113 /* transform from src_space to CoordinateSpacePage */
6116 case CoordinateSpaceWorld
:
6117 GdipMultiplyMatrix(*matrix
, graphics
->worldtrans
, MatrixOrderAppend
);
6119 case CoordinateSpacePage
:
6121 case CoordinateSpaceDevice
:
6122 GdipScaleMatrix(*matrix
, 1.0/scale_x
, 1.0/scale_y
, MatrixOrderAppend
);
6126 /* transform from CoordinateSpacePage to dst_space */
6129 case CoordinateSpaceWorld
:
6131 GpMatrix
*inverted_transform
;
6132 stat
= GdipCloneMatrix(graphics
->worldtrans
, &inverted_transform
);
6135 stat
= GdipInvertMatrix(inverted_transform
);
6137 GdipMultiplyMatrix(*matrix
, inverted_transform
, MatrixOrderAppend
);
6138 GdipDeleteMatrix(inverted_transform
);
6142 case CoordinateSpacePage
:
6144 case CoordinateSpaceDevice
:
6145 GdipScaleMatrix(*matrix
, scale_x
, scale_y
, MatrixOrderAppend
);
6152 GpStatus WINGDIPAPI
GdipTransformPoints(GpGraphics
*graphics
, GpCoordinateSpace dst_space
,
6153 GpCoordinateSpace src_space
, GpPointF
*points
, INT count
)
6158 if(!graphics
|| !points
|| count
<= 0)
6159 return InvalidParameter
;
6164 TRACE("(%p, %d, %d, %p, %d)\n", graphics
, dst_space
, src_space
, points
, count
);
6166 if (src_space
== dst_space
) return Ok
;
6168 stat
= get_graphics_transform(graphics
, dst_space
, src_space
, &matrix
);
6172 stat
= GdipTransformMatrixPoints(matrix
, points
, count
);
6174 GdipDeleteMatrix(matrix
);
6180 GpStatus WINGDIPAPI
GdipTransformPointsI(GpGraphics
*graphics
, GpCoordinateSpace dst_space
,
6181 GpCoordinateSpace src_space
, GpPoint
*points
, INT count
)
6187 TRACE("(%p, %d, %d, %p, %d)\n", graphics
, dst_space
, src_space
, points
, count
);
6190 return InvalidParameter
;
6192 pointsF
= GdipAlloc(sizeof(GpPointF
) * count
);
6196 for(i
= 0; i
< count
; i
++){
6197 pointsF
[i
].X
= (REAL
)points
[i
].X
;
6198 pointsF
[i
].Y
= (REAL
)points
[i
].Y
;
6201 ret
= GdipTransformPoints(graphics
, dst_space
, src_space
, pointsF
, count
);
6204 for(i
= 0; i
< count
; i
++){
6205 points
[i
].X
= gdip_round(pointsF
[i
].X
);
6206 points
[i
].Y
= gdip_round(pointsF
[i
].Y
);
6213 HPALETTE WINGDIPAPI
GdipCreateHalftonePalette(void)
6225 /*****************************************************************************
6226 * GdipTranslateClip [GDIPLUS.@]
6228 GpStatus WINGDIPAPI
GdipTranslateClip(GpGraphics
*graphics
, REAL dx
, REAL dy
)
6230 TRACE("(%p, %.2f, %.2f)\n", graphics
, dx
, dy
);
6233 return InvalidParameter
;
6238 return GdipTranslateRegion(graphics
->clip
, dx
, dy
);
6241 /*****************************************************************************
6242 * GdipTranslateClipI [GDIPLUS.@]
6244 GpStatus WINGDIPAPI
GdipTranslateClipI(GpGraphics
*graphics
, INT dx
, INT dy
)
6246 TRACE("(%p, %d, %d)\n", graphics
, dx
, dy
);
6249 return InvalidParameter
;
6254 return GdipTranslateRegion(graphics
->clip
, (REAL
)dx
, (REAL
)dy
);
6258 /*****************************************************************************
6259 * GdipMeasureDriverString [GDIPLUS.@]
6261 GpStatus WINGDIPAPI
GdipMeasureDriverString(GpGraphics
*graphics
, GDIPCONST UINT16
*text
, INT length
,
6262 GDIPCONST GpFont
*font
, GDIPCONST PointF
*positions
,
6263 INT flags
, GDIPCONST GpMatrix
*matrix
, RectF
*boundingBox
)
6265 static const INT unsupported_flags
= ~(DriverStringOptionsCmapLookup
|DriverStringOptionsRealizedAdvance
);
6268 REAL min_x
, min_y
, max_x
, max_y
, x
, y
;
6270 TEXTMETRICW textmetric
;
6271 const WORD
*glyph_indices
;
6272 WORD
*dynamic_glyph_indices
=NULL
;
6273 REAL rel_width
, rel_height
, ascent
, descent
;
6276 TRACE("(%p %p %d %p %p %d %p %p)\n", graphics
, text
, length
, font
, positions
, flags
, matrix
, boundingBox
);
6278 if (!graphics
|| !text
|| !font
|| !positions
|| !boundingBox
)
6279 return InvalidParameter
;
6282 length
= strlenW(text
);
6286 boundingBox
->X
= 0.0;
6287 boundingBox
->Y
= 0.0;
6288 boundingBox
->Width
= 0.0;
6289 boundingBox
->Height
= 0.0;
6292 if (flags
& unsupported_flags
)
6293 FIXME("Ignoring flags %x\n", flags
& unsupported_flags
);
6296 FIXME("Ignoring matrix\n");
6298 get_font_hfont(graphics
, font
, NULL
, &hfont
);
6300 hdc
= CreateCompatibleDC(0);
6301 SelectObject(hdc
, hfont
);
6303 GetTextMetricsW(hdc
, &textmetric
);
6311 GdipTransformPoints(graphics
, CoordinateSpaceDevice
, CoordinateSpaceWorld
, pt
, 3);
6312 rel_width
= sqrt((pt
[1].Y
-pt
[0].Y
)*(pt
[1].Y
-pt
[0].Y
)+
6313 (pt
[1].X
-pt
[0].X
)*(pt
[1].X
-pt
[0].X
));
6314 rel_height
= sqrt((pt
[2].Y
-pt
[0].Y
)*(pt
[2].Y
-pt
[0].Y
)+
6315 (pt
[2].X
-pt
[0].X
)*(pt
[2].X
-pt
[0].X
));
6317 if (flags
& DriverStringOptionsCmapLookup
)
6319 glyph_indices
= dynamic_glyph_indices
= GdipAlloc(sizeof(WORD
) * length
);
6323 DeleteObject(hfont
);
6327 GetGlyphIndicesW(hdc
, text
, length
, dynamic_glyph_indices
, 0);
6330 glyph_indices
= text
;
6332 min_x
= max_x
= x
= positions
[0].X
;
6333 min_y
= max_y
= y
= positions
[0].Y
;
6335 ascent
= textmetric
.tmAscent
/ rel_height
;
6336 descent
= textmetric
.tmDescent
/ rel_height
;
6338 for (i
=0; i
<length
; i
++)
6343 if (!(flags
& DriverStringOptionsRealizedAdvance
))
6349 GetCharABCWidthsW(hdc
, glyph_indices
[i
], glyph_indices
[i
], &abc
);
6350 char_width
= abc
.abcA
+ abc
.abcB
+ abc
.abcB
;
6352 if (min_y
> y
- ascent
) min_y
= y
- ascent
;
6353 if (max_y
< y
+ descent
) max_y
= y
+ descent
;
6354 if (min_x
> x
) min_x
= x
;
6356 x
+= char_width
/ rel_width
;
6358 if (max_x
< x
) max_x
= x
;
6361 GdipFree(dynamic_glyph_indices
);
6363 DeleteObject(hfont
);
6365 boundingBox
->X
= min_x
;
6366 boundingBox
->Y
= min_y
;
6367 boundingBox
->Width
= max_x
- min_x
;
6368 boundingBox
->Height
= max_y
- min_y
;
6373 static GpStatus
GDI32_GdipDrawDriverString(GpGraphics
*graphics
, GDIPCONST UINT16
*text
, INT length
,
6374 GDIPCONST GpFont
*font
, GDIPCONST GpStringFormat
*format
,
6375 GDIPCONST GpBrush
*brush
, GDIPCONST PointF
*positions
,
6376 INT flags
, GDIPCONST GpMatrix
*matrix
)
6378 static const INT unsupported_flags
= ~(DriverStringOptionsRealizedAdvance
|DriverStringOptionsCmapLookup
);
6384 if (flags
& unsupported_flags
)
6385 FIXME("Ignoring flags %x\n", flags
& unsupported_flags
);
6388 FIXME("Ignoring matrix\n");
6390 if (!(flags
& DriverStringOptionsCmapLookup
))
6391 eto_flags
|= ETO_GLYPH_INDEX
;
6393 save_state
= SaveDC(graphics
->hdc
);
6394 SetBkMode(graphics
->hdc
, TRANSPARENT
);
6395 SetTextColor(graphics
->hdc
, get_gdi_brush_color(brush
));
6398 GdipTransformPoints(graphics
, CoordinateSpaceDevice
, CoordinateSpaceWorld
, &pt
, 1);
6400 get_font_hfont(graphics
, font
, format
, &hfont
);
6401 SelectObject(graphics
->hdc
, hfont
);
6403 SetTextAlign(graphics
->hdc
, TA_BASELINE
|TA_LEFT
);
6405 ExtTextOutW(graphics
->hdc
, gdip_round(pt
.X
), gdip_round(pt
.Y
), eto_flags
, NULL
, text
, length
, NULL
);
6407 RestoreDC(graphics
->hdc
, save_state
);
6409 DeleteObject(hfont
);
6414 static GpStatus
SOFTWARE_GdipDrawDriverString(GpGraphics
*graphics
, GDIPCONST UINT16
*text
, INT length
,
6415 GDIPCONST GpFont
*font
, GDIPCONST GpStringFormat
*format
,
6416 GDIPCONST GpBrush
*brush
, GDIPCONST PointF
*positions
,
6417 INT flags
, GDIPCONST GpMatrix
*matrix
)
6419 static const INT unsupported_flags
= ~(DriverStringOptionsCmapLookup
|DriverStringOptionsRealizedAdvance
);
6421 PointF
*real_positions
, real_position
;
6425 int min_x
=INT_MAX
, min_y
=INT_MAX
, max_x
=INT_MIN
, max_y
=INT_MIN
, i
, x
, y
;
6426 DWORD max_glyphsize
=0;
6427 GLYPHMETRICS glyphmetrics
;
6428 static const MAT2 identity
= {{0,1}, {0,0}, {0,0}, {0,1}};
6431 int text_mask_stride
;
6433 int pixel_data_stride
;
6435 UINT ggo_flags
= GGO_GRAY8_BITMAP
;
6440 if (!(flags
& DriverStringOptionsCmapLookup
))
6441 ggo_flags
|= GGO_GLYPH_INDEX
;
6443 if (flags
& unsupported_flags
)
6444 FIXME("Ignoring flags %x\n", flags
& unsupported_flags
);
6447 FIXME("Ignoring matrix\n");
6449 pti
= GdipAlloc(sizeof(POINT
) * length
);
6453 if (flags
& DriverStringOptionsRealizedAdvance
)
6455 real_position
= positions
[0];
6457 transform_and_round_points(graphics
, pti
, &real_position
, 1);
6461 real_positions
= GdipAlloc(sizeof(PointF
) * length
);
6462 if (!real_positions
)
6468 memcpy(real_positions
, positions
, sizeof(PointF
) * length
);
6470 transform_and_round_points(graphics
, pti
, real_positions
, length
);
6472 GdipFree(real_positions
);
6475 get_font_hfont(graphics
, font
, format
, &hfont
);
6477 hdc
= CreateCompatibleDC(0);
6478 SelectObject(hdc
, hfont
);
6480 /* Get the boundaries of the text to be drawn */
6481 for (i
=0; i
<length
; i
++)
6484 int left
, top
, right
, bottom
;
6486 glyphsize
= GetGlyphOutlineW(hdc
, text
[i
], ggo_flags
,
6487 &glyphmetrics
, 0, NULL
, &identity
);
6489 if (glyphsize
== GDI_ERROR
)
6491 ERR("GetGlyphOutlineW failed\n");
6494 DeleteObject(hfont
);
6495 return GenericError
;
6498 if (glyphsize
> max_glyphsize
)
6499 max_glyphsize
= glyphsize
;
6501 left
= pti
[i
].x
+ glyphmetrics
.gmptGlyphOrigin
.x
;
6502 top
= pti
[i
].y
- glyphmetrics
.gmptGlyphOrigin
.y
;
6503 right
= pti
[i
].x
+ glyphmetrics
.gmptGlyphOrigin
.x
+ glyphmetrics
.gmBlackBoxX
;
6504 bottom
= pti
[i
].y
- glyphmetrics
.gmptGlyphOrigin
.y
+ glyphmetrics
.gmBlackBoxY
;
6506 if (left
< min_x
) min_x
= left
;
6507 if (top
< min_y
) min_y
= top
;
6508 if (right
> max_x
) max_x
= right
;
6509 if (bottom
> max_y
) max_y
= bottom
;
6511 if (i
+1 < length
&& (flags
& DriverStringOptionsRealizedAdvance
) == DriverStringOptionsRealizedAdvance
)
6513 pti
[i
+1].x
= pti
[i
].x
+ glyphmetrics
.gmCellIncX
;
6514 pti
[i
+1].y
= pti
[i
].y
+ glyphmetrics
.gmCellIncY
;
6518 glyph_mask
= GdipAlloc(max_glyphsize
);
6519 text_mask
= GdipAlloc((max_x
- min_x
) * (max_y
- min_y
));
6520 text_mask_stride
= max_x
- min_x
;
6522 if (!(glyph_mask
&& text_mask
))
6524 GdipFree(glyph_mask
);
6525 GdipFree(text_mask
);
6528 DeleteObject(hfont
);
6532 /* Generate a mask for the text */
6533 for (i
=0; i
<length
; i
++)
6535 int left
, top
, stride
;
6537 GetGlyphOutlineW(hdc
, text
[i
], ggo_flags
,
6538 &glyphmetrics
, max_glyphsize
, glyph_mask
, &identity
);
6540 left
= pti
[i
].x
+ glyphmetrics
.gmptGlyphOrigin
.x
;
6541 top
= pti
[i
].y
- glyphmetrics
.gmptGlyphOrigin
.y
;
6542 stride
= (glyphmetrics
.gmBlackBoxX
+ 3) & (~3);
6544 for (y
=0; y
<glyphmetrics
.gmBlackBoxY
; y
++)
6546 BYTE
*glyph_val
= glyph_mask
+ y
* stride
;
6547 BYTE
*text_val
= text_mask
+ (left
- min_x
) + (top
- min_y
+ y
) * text_mask_stride
;
6548 for (x
=0; x
<glyphmetrics
.gmBlackBoxX
; x
++)
6550 *text_val
= min(64, *text_val
+ *glyph_val
);
6559 DeleteObject(hfont
);
6560 GdipFree(glyph_mask
);
6562 /* get the brush data */
6563 pixel_data
= GdipAlloc(4 * (max_x
- min_x
) * (max_y
- min_y
));
6566 GdipFree(text_mask
);
6570 pixel_area
.X
= min_x
;
6571 pixel_area
.Y
= min_y
;
6572 pixel_area
.Width
= max_x
- min_x
;
6573 pixel_area
.Height
= max_y
- min_y
;
6574 pixel_data_stride
= pixel_area
.Width
* 4;
6576 stat
= brush_fill_pixels(graphics
, (GpBrush
*)brush
, (DWORD
*)pixel_data
, &pixel_area
, pixel_area
.Width
);
6579 GdipFree(text_mask
);
6580 GdipFree(pixel_data
);
6584 /* multiply the brush data by the mask */
6585 for (y
=0; y
<pixel_area
.Height
; y
++)
6587 BYTE
*text_val
= text_mask
+ text_mask_stride
* y
;
6588 BYTE
*pixel_val
= pixel_data
+ pixel_data_stride
* y
+ 3;
6589 for (x
=0; x
<pixel_area
.Width
; x
++)
6591 *pixel_val
= (*pixel_val
) * (*text_val
) / 64;
6597 GdipFree(text_mask
);
6599 /* draw the result */
6600 stat
= alpha_blend_pixels(graphics
, min_x
, min_y
, pixel_data
, pixel_area
.Width
,
6601 pixel_area
.Height
, pixel_data_stride
);
6603 GdipFree(pixel_data
);
6608 static GpStatus
draw_driver_string(GpGraphics
*graphics
, GDIPCONST UINT16
*text
, INT length
,
6609 GDIPCONST GpFont
*font
, GDIPCONST GpStringFormat
*format
,
6610 GDIPCONST GpBrush
*brush
, GDIPCONST PointF
*positions
,
6611 INT flags
, GDIPCONST GpMatrix
*matrix
)
6613 GpStatus stat
= NotImplemented
;
6616 length
= strlenW(text
);
6618 if (graphics
->hdc
&&
6619 ((flags
& DriverStringOptionsRealizedAdvance
) || length
<= 1) &&
6620 brush
->bt
== BrushTypeSolidColor
&&
6621 (((GpSolidFill
*)brush
)->color
& 0xff000000) == 0xff000000)
6622 stat
= GDI32_GdipDrawDriverString(graphics
, text
, length
, font
, format
,
6623 brush
, positions
, flags
, matrix
);
6624 if (stat
== NotImplemented
)
6625 stat
= SOFTWARE_GdipDrawDriverString(graphics
, text
, length
, font
, format
,
6626 brush
, positions
, flags
, matrix
);
6630 /*****************************************************************************
6631 * GdipDrawDriverString [GDIPLUS.@]
6633 GpStatus WINGDIPAPI
GdipDrawDriverString(GpGraphics
*graphics
, GDIPCONST UINT16
*text
, INT length
,
6634 GDIPCONST GpFont
*font
, GDIPCONST GpBrush
*brush
,
6635 GDIPCONST PointF
*positions
, INT flags
,
6636 GDIPCONST GpMatrix
*matrix
)
6638 TRACE("(%p %s %p %p %p %d %p)\n", graphics
, debugstr_wn(text
, length
), font
, brush
, positions
, flags
, matrix
);
6640 if (!graphics
|| !text
|| !font
|| !brush
|| !positions
)
6641 return InvalidParameter
;
6643 return draw_driver_string(graphics
, text
, length
, font
, NULL
,
6644 brush
, positions
, flags
, matrix
);
6647 GpStatus WINGDIPAPI
GdipRecordMetafileStream(IStream
*stream
, HDC hdc
, EmfType type
, GDIPCONST GpRect
*frameRect
,
6648 MetafileFrameUnit frameUnit
, GDIPCONST WCHAR
*desc
, GpMetafile
**metafile
)
6650 FIXME("(%p %p %d %p %d %p %p): stub\n", stream
, hdc
, type
, frameRect
, frameUnit
, desc
, metafile
);
6651 return NotImplemented
;
6654 /*****************************************************************************
6655 * GdipIsVisibleClipEmpty [GDIPLUS.@]
6657 GpStatus WINGDIPAPI
GdipIsVisibleClipEmpty(GpGraphics
*graphics
, BOOL
*res
)
6662 TRACE("(%p, %p)\n", graphics
, res
);
6664 if((stat
= GdipCreateRegion(&rgn
)) != Ok
)
6667 if((stat
= get_visible_clip_region(graphics
, rgn
)) != Ok
)
6670 stat
= GdipIsEmptyRegion(rgn
, graphics
, res
);
6673 GdipDeleteRegion(rgn
);
6677 GpStatus WINGDIPAPI
GdipResetPageTransform(GpGraphics
*graphics
)
6681 TRACE("(%p) stub\n", graphics
);
6684 FIXME("not implemented\n");
6686 return NotImplemented
;