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 /* Converts angle (in degrees) to x/y coordinates */
50 static void deg2xy(REAL angle
, REAL x_0
, REAL y_0
, REAL
*x
, REAL
*y
)
52 REAL radAngle
, hypotenuse
;
54 radAngle
= deg2rad(angle
);
55 hypotenuse
= 50.0; /* arbitrary */
57 *x
= x_0
+ cos(radAngle
) * hypotenuse
;
58 *y
= y_0
+ sin(radAngle
) * hypotenuse
;
61 /* Converts from gdiplus path point type to gdi path point type. */
62 static BYTE
convert_path_point_type(BYTE type
)
66 switch(type
& PathPointTypePathTypeMask
){
67 case PathPointTypeBezier
:
70 case PathPointTypeLine
:
73 case PathPointTypeStart
:
77 ERR("Bad point type\n");
81 if(type
& PathPointTypeCloseSubpath
)
82 ret
|= PT_CLOSEFIGURE
;
87 static REAL
graphics_res(GpGraphics
*graphics
)
89 if (graphics
->image
) return graphics
->image
->xres
;
90 else return (REAL
)GetDeviceCaps(graphics
->hdc
, LOGPIXELSX
);
93 static COLORREF
get_gdi_brush_color(const GpBrush
*brush
)
99 case BrushTypeSolidColor
:
101 const GpSolidFill
*sf
= (const GpSolidFill
*)brush
;
105 case BrushTypeHatchFill
:
107 const GpHatch
*hatch
= (const GpHatch
*)brush
;
108 argb
= hatch
->forecol
;
111 case BrushTypeLinearGradient
:
113 const GpLineGradient
*line
= (const GpLineGradient
*)brush
;
114 argb
= line
->startcolor
;
117 case BrushTypePathGradient
:
119 const GpPathGradient
*grad
= (const GpPathGradient
*)brush
;
120 argb
= grad
->centercolor
;
124 FIXME("unhandled brush type %d\n", brush
->bt
);
128 return ARGB2COLORREF(argb
);
131 static HBITMAP
create_hatch_bitmap(const GpHatch
*hatch
)
135 BITMAPINFOHEADER bmih
;
139 hdc
= CreateCompatibleDC(0);
143 bmih
.biSize
= sizeof(bmih
);
147 bmih
.biBitCount
= 32;
148 bmih
.biCompression
= BI_RGB
;
149 bmih
.biSizeImage
= 0;
151 hbmp
= CreateDIBSection(hdc
, (BITMAPINFO
*)&bmih
, DIB_RGB_COLORS
, (void **)&bits
, NULL
, 0);
154 const char *hatch_data
;
156 if (get_hatch_data(hatch
->hatchstyle
, &hatch_data
) == Ok
)
158 for (y
= 0; y
< 8; y
++)
160 for (x
= 0; x
< 8; x
++)
162 if (hatch_data
[y
] & (0x80 >> x
))
163 bits
[y
* 8 + x
] = hatch
->forecol
;
165 bits
[y
* 8 + x
] = hatch
->backcol
;
171 FIXME("Unimplemented hatch style %d\n", hatch
->hatchstyle
);
173 for (y
= 0; y
< 64; y
++)
174 bits
[y
] = hatch
->forecol
;
182 static GpStatus
create_gdi_logbrush(const GpBrush
*brush
, LOGBRUSH
*lb
)
186 case BrushTypeSolidColor
:
188 const GpSolidFill
*sf
= (const GpSolidFill
*)brush
;
189 lb
->lbStyle
= BS_SOLID
;
190 lb
->lbColor
= ARGB2COLORREF(sf
->color
);
195 case BrushTypeHatchFill
:
197 const GpHatch
*hatch
= (const GpHatch
*)brush
;
200 hbmp
= create_hatch_bitmap(hatch
);
201 if (!hbmp
) return OutOfMemory
;
203 lb
->lbStyle
= BS_PATTERN
;
205 lb
->lbHatch
= (ULONG_PTR
)hbmp
;
210 FIXME("unhandled brush type %d\n", brush
->bt
);
211 lb
->lbStyle
= BS_SOLID
;
212 lb
->lbColor
= get_gdi_brush_color(brush
);
218 static GpStatus
free_gdi_logbrush(LOGBRUSH
*lb
)
223 DeleteObject((HGDIOBJ
)(ULONG_PTR
)lb
->lbHatch
);
229 static HBRUSH
create_gdi_brush(const GpBrush
*brush
)
234 if (create_gdi_logbrush(brush
, &lb
) != Ok
) return 0;
236 gdibrush
= CreateBrushIndirect(&lb
);
237 free_gdi_logbrush(&lb
);
242 static INT
prepare_dc(GpGraphics
*graphics
, GpPen
*pen
)
247 INT save_state
, i
, numdashes
;
249 DWORD dash_array
[MAX_DASHLEN
];
251 save_state
= SaveDC(graphics
->hdc
);
253 EndPath(graphics
->hdc
);
255 if(pen
->unit
== UnitPixel
){
259 /* Get an estimate for the amount the pen width is affected by the world
260 * transform. (This is similar to what some of the wine drivers do.) */
265 GdipTransformMatrixPoints(graphics
->worldtrans
, pt
, 2);
266 width
= sqrt((pt
[1].X
- pt
[0].X
) * (pt
[1].X
- pt
[0].X
) +
267 (pt
[1].Y
- pt
[0].Y
) * (pt
[1].Y
- pt
[0].Y
)) / sqrt(2.0);
269 width
*= pen
->width
* convert_unit(graphics_res(graphics
),
270 pen
->unit
== UnitWorld
? graphics
->unit
: pen
->unit
);
273 if(pen
->dash
== DashStyleCustom
){
274 numdashes
= min(pen
->numdashes
, MAX_DASHLEN
);
276 TRACE("dashes are: ");
277 for(i
= 0; i
< numdashes
; i
++){
278 dash_array
[i
] = roundr(width
* pen
->dashes
[i
]);
279 TRACE("%d, ", dash_array
[i
]);
281 TRACE("\n and the pen style is %x\n", pen
->style
);
283 create_gdi_logbrush(pen
->brush
, &lb
);
284 gdipen
= ExtCreatePen(pen
->style
, roundr(width
), &lb
,
285 numdashes
, dash_array
);
286 free_gdi_logbrush(&lb
);
290 create_gdi_logbrush(pen
->brush
, &lb
);
291 gdipen
= ExtCreatePen(pen
->style
, roundr(width
), &lb
, 0, NULL
);
292 free_gdi_logbrush(&lb
);
295 SelectObject(graphics
->hdc
, gdipen
);
300 static void restore_dc(GpGraphics
*graphics
, INT state
)
302 DeleteObject(SelectObject(graphics
->hdc
, GetStockObject(NULL_PEN
)));
303 RestoreDC(graphics
->hdc
, state
);
306 static GpStatus
get_graphics_transform(GpGraphics
*graphics
, GpCoordinateSpace dst_space
,
307 GpCoordinateSpace src_space
, GpMatrix
**matrix
);
309 /* This helper applies all the changes that the points listed in ptf need in
310 * order to be drawn on the device context. In the end, this should include at
312 * -scaling by page unit
313 * -applying world transformation
314 * -converting from float to int
315 * Native gdiplus uses gdi32 to do all this (via SetMapMode, SetViewportExtEx,
316 * SetWindowExtEx, SetWorldTransform, etc.) but we cannot because we are using
317 * gdi to draw, and these functions would irreparably mess with line widths.
319 static void transform_and_round_points(GpGraphics
*graphics
, POINT
*pti
,
320 GpPointF
*ptf
, INT count
)
326 unitscale
= convert_unit(graphics_res(graphics
), graphics
->unit
);
328 /* apply page scale */
329 if(graphics
->unit
!= UnitDisplay
)
330 unitscale
*= graphics
->scale
;
332 GdipCloneMatrix(graphics
->worldtrans
, &matrix
);
333 GdipScaleMatrix(matrix
, unitscale
, unitscale
, MatrixOrderAppend
);
334 GdipTransformMatrixPoints(matrix
, ptf
, count
);
335 GdipDeleteMatrix(matrix
);
337 for(i
= 0; i
< count
; i
++){
338 pti
[i
].x
= roundr(ptf
[i
].X
);
339 pti
[i
].y
= roundr(ptf
[i
].Y
);
343 /* Draw non-premultiplied ARGB data to the given graphics object */
344 static GpStatus
alpha_blend_pixels(GpGraphics
*graphics
, INT dst_x
, INT dst_y
,
345 const BYTE
*src
, INT src_width
, INT src_height
, INT src_stride
)
347 if (graphics
->image
&& graphics
->image
->type
== ImageTypeBitmap
)
349 GpBitmap
*dst_bitmap
= (GpBitmap
*)graphics
->image
;
352 for (x
=0; x
<src_width
; x
++)
354 for (y
=0; y
<src_height
; y
++)
356 ARGB dst_color
, src_color
;
357 GdipBitmapGetPixel(dst_bitmap
, x
+dst_x
, y
+dst_y
, &dst_color
);
358 src_color
= ((ARGB
*)(src
+ src_stride
* y
))[x
];
359 GdipBitmapSetPixel(dst_bitmap
, x
+dst_x
, y
+dst_y
, color_over(dst_color
, src_color
));
365 else if (graphics
->image
&& graphics
->image
->type
== ImageTypeMetafile
)
367 ERR("This should not be used for metafiles; fix caller\n");
368 return NotImplemented
;
373 HBITMAP hbitmap
, old_hbm
=NULL
;
374 BITMAPINFOHEADER bih
;
378 hdc
= CreateCompatibleDC(0);
380 bih
.biSize
= sizeof(BITMAPINFOHEADER
);
381 bih
.biWidth
= src_width
;
382 bih
.biHeight
= -src_height
;
385 bih
.biCompression
= BI_RGB
;
387 bih
.biXPelsPerMeter
= 0;
388 bih
.biYPelsPerMeter
= 0;
390 bih
.biClrImportant
= 0;
392 hbitmap
= CreateDIBSection(hdc
, (BITMAPINFO
*)&bih
, DIB_RGB_COLORS
,
393 (void**)&temp_bits
, NULL
, 0);
395 convert_32bppARGB_to_32bppPARGB(src_width
, src_height
, temp_bits
,
396 4 * src_width
, src
, src_stride
);
398 old_hbm
= SelectObject(hdc
, hbitmap
);
400 bf
.BlendOp
= AC_SRC_OVER
;
402 bf
.SourceConstantAlpha
= 255;
403 bf
.AlphaFormat
= AC_SRC_ALPHA
;
405 GdiAlphaBlend(graphics
->hdc
, dst_x
, dst_y
, src_width
, src_height
,
406 hdc
, 0, 0, src_width
, src_height
, bf
);
408 SelectObject(hdc
, old_hbm
);
410 DeleteObject(hbitmap
);
416 static GpStatus
alpha_blend_pixels_hrgn(GpGraphics
*graphics
, INT dst_x
, INT dst_y
,
417 const BYTE
*src
, INT src_width
, INT src_height
, INT src_stride
, HRGN hregion
)
421 if (graphics
->image
&& graphics
->image
->type
== ImageTypeBitmap
)
427 size
= GetRegionData(hregion
, 0, NULL
);
429 rgndata
= GdipAlloc(size
);
433 GetRegionData(hregion
, size
, rgndata
);
435 rects
= (RECT
*)&rgndata
->Buffer
;
437 for (i
=0; stat
== Ok
&& i
<rgndata
->rdh
.nCount
; i
++)
439 stat
= alpha_blend_pixels(graphics
, rects
[i
].left
, rects
[i
].top
,
440 &src
[(rects
[i
].left
- dst_x
) * 4 + (rects
[i
].top
- dst_y
) * src_stride
],
441 rects
[i
].right
- rects
[i
].left
, rects
[i
].bottom
- rects
[i
].top
,
449 else if (graphics
->image
&& graphics
->image
->type
== ImageTypeMetafile
)
451 ERR("This should not be used for metafiles; fix caller\n");
452 return NotImplemented
;
458 save
= SaveDC(graphics
->hdc
);
460 ExtSelectClipRgn(graphics
->hdc
, hregion
, RGN_AND
);
462 stat
= alpha_blend_pixels(graphics
, dst_x
, dst_y
, src
, src_width
,
463 src_height
, src_stride
);
465 RestoreDC(graphics
->hdc
, save
);
471 static ARGB
blend_colors(ARGB start
, ARGB end
, REAL position
)
477 a1
= (start
>> 24) & 0xff;
478 a2
= (end
>> 24) & 0xff;
480 a3
= (int)(a1
*(1.0f
- position
)+a2
*(position
));
484 for (i
=0xff; i
<=0xff0000; i
= i
<< 8)
485 result
|= (int)((start
&i
)*(1.0f
- position
)+(end
&i
)*(position
))&i
;
489 static ARGB
blend_line_gradient(GpLineGradient
* brush
, REAL position
)
493 /* clamp to between 0.0 and 1.0, using the wrap mode */
494 if (brush
->wrap
== WrapModeTile
)
496 position
= fmodf(position
, 1.0f
);
497 if (position
< 0.0f
) position
+= 1.0f
;
499 else /* WrapModeFlip* */
501 position
= fmodf(position
, 2.0f
);
502 if (position
< 0.0f
) position
+= 2.0f
;
503 if (position
> 1.0f
) position
= 2.0f
- position
;
506 if (brush
->blendcount
== 1)
511 REAL left_blendpos
, left_blendfac
, right_blendpos
, right_blendfac
;
514 /* locate the blend positions surrounding this position */
515 while (position
> brush
->blendpos
[i
])
518 /* interpolate between the blend positions */
519 left_blendpos
= brush
->blendpos
[i
-1];
520 left_blendfac
= brush
->blendfac
[i
-1];
521 right_blendpos
= brush
->blendpos
[i
];
522 right_blendfac
= brush
->blendfac
[i
];
523 range
= right_blendpos
- left_blendpos
;
524 blendfac
= (left_blendfac
* (right_blendpos
- position
) +
525 right_blendfac
* (position
- left_blendpos
)) / range
;
528 if (brush
->pblendcount
== 0)
529 return blend_colors(brush
->startcolor
, brush
->endcolor
, blendfac
);
533 ARGB left_blendcolor
, right_blendcolor
;
534 REAL left_blendpos
, right_blendpos
;
536 /* locate the blend colors surrounding this position */
537 while (blendfac
> brush
->pblendpos
[i
])
540 /* interpolate between the blend colors */
541 left_blendpos
= brush
->pblendpos
[i
-1];
542 left_blendcolor
= brush
->pblendcolor
[i
-1];
543 right_blendpos
= brush
->pblendpos
[i
];
544 right_blendcolor
= brush
->pblendcolor
[i
];
545 blendfac
= (blendfac
- left_blendpos
) / (right_blendpos
- left_blendpos
);
546 return blend_colors(left_blendcolor
, right_blendcolor
, blendfac
);
550 static ARGB
transform_color(ARGB color
, const ColorMatrix
*matrix
)
554 unsigned char a
, r
, g
, b
;
556 val
[0] = ((color
>> 16) & 0xff) / 255.0; /* red */
557 val
[1] = ((color
>> 8) & 0xff) / 255.0; /* green */
558 val
[2] = (color
& 0xff) / 255.0; /* blue */
559 val
[3] = ((color
>> 24) & 0xff) / 255.0; /* alpha */
560 val
[4] = 1.0; /* translation */
567 res
[i
] += matrix
->m
[j
][i
] * val
[j
];
570 a
= min(max(floorf(res
[3]*255.0), 0.0), 255.0);
571 r
= min(max(floorf(res
[0]*255.0), 0.0), 255.0);
572 g
= min(max(floorf(res
[1]*255.0), 0.0), 255.0);
573 b
= min(max(floorf(res
[2]*255.0), 0.0), 255.0);
575 return (a
<< 24) | (r
<< 16) | (g
<< 8) | b
;
578 static int color_is_gray(ARGB color
)
580 unsigned char r
, g
, b
;
582 r
= (color
>> 16) & 0xff;
583 g
= (color
>> 8) & 0xff;
586 return (r
== g
) && (g
== b
);
589 static void apply_image_attributes(const GpImageAttributes
*attributes
, LPBYTE data
,
590 UINT width
, UINT height
, INT stride
, ColorAdjustType type
)
594 if (attributes
->colorkeys
[type
].enabled
||
595 attributes
->colorkeys
[ColorAdjustTypeDefault
].enabled
)
597 const struct color_key
*key
;
598 BYTE min_blue
, min_green
, min_red
;
599 BYTE max_blue
, max_green
, max_red
;
601 if (attributes
->colorkeys
[type
].enabled
)
602 key
= &attributes
->colorkeys
[type
];
604 key
= &attributes
->colorkeys
[ColorAdjustTypeDefault
];
606 min_blue
= key
->low
&0xff;
607 min_green
= (key
->low
>>8)&0xff;
608 min_red
= (key
->low
>>16)&0xff;
610 max_blue
= key
->high
&0xff;
611 max_green
= (key
->high
>>8)&0xff;
612 max_red
= (key
->high
>>16)&0xff;
614 for (x
=0; x
<width
; x
++)
615 for (y
=0; y
<height
; y
++)
618 BYTE blue
, green
, red
;
619 src_color
= (ARGB
*)(data
+ stride
* y
+ sizeof(ARGB
) * x
);
620 blue
= *src_color
&0xff;
621 green
= (*src_color
>>8)&0xff;
622 red
= (*src_color
>>16)&0xff;
623 if (blue
>= min_blue
&& green
>= min_green
&& red
>= min_red
&&
624 blue
<= max_blue
&& green
<= max_green
&& red
<= max_red
)
625 *src_color
= 0x00000000;
629 if (attributes
->colorremaptables
[type
].enabled
||
630 attributes
->colorremaptables
[ColorAdjustTypeDefault
].enabled
)
632 const struct color_remap_table
*table
;
634 if (attributes
->colorremaptables
[type
].enabled
)
635 table
= &attributes
->colorremaptables
[type
];
637 table
= &attributes
->colorremaptables
[ColorAdjustTypeDefault
];
639 for (x
=0; x
<width
; x
++)
640 for (y
=0; y
<height
; y
++)
643 src_color
= (ARGB
*)(data
+ stride
* y
+ sizeof(ARGB
) * x
);
644 for (i
=0; i
<table
->mapsize
; i
++)
646 if (*src_color
== table
->colormap
[i
].oldColor
.Argb
)
648 *src_color
= table
->colormap
[i
].newColor
.Argb
;
655 if (attributes
->colormatrices
[type
].enabled
||
656 attributes
->colormatrices
[ColorAdjustTypeDefault
].enabled
)
658 const struct color_matrix
*colormatrices
;
660 if (attributes
->colormatrices
[type
].enabled
)
661 colormatrices
= &attributes
->colormatrices
[type
];
663 colormatrices
= &attributes
->colormatrices
[ColorAdjustTypeDefault
];
665 for (x
=0; x
<width
; x
++)
666 for (y
=0; y
<height
; y
++)
669 src_color
= (ARGB
*)(data
+ stride
* y
+ sizeof(ARGB
) * x
);
671 if (colormatrices
->flags
== ColorMatrixFlagsDefault
||
672 !color_is_gray(*src_color
))
674 *src_color
= transform_color(*src_color
, &colormatrices
->colormatrix
);
676 else if (colormatrices
->flags
== ColorMatrixFlagsAltGray
)
678 *src_color
= transform_color(*src_color
, &colormatrices
->graymatrix
);
683 if (attributes
->gamma_enabled
[type
] ||
684 attributes
->gamma_enabled
[ColorAdjustTypeDefault
])
688 if (attributes
->gamma_enabled
[type
])
689 gamma
= attributes
->gamma
[type
];
691 gamma
= attributes
->gamma
[ColorAdjustTypeDefault
];
693 for (x
=0; x
<width
; x
++)
694 for (y
=0; y
<height
; y
++)
697 BYTE blue
, green
, red
;
698 src_color
= (ARGB
*)(data
+ stride
* y
+ sizeof(ARGB
) * x
);
700 blue
= *src_color
&0xff;
701 green
= (*src_color
>>8)&0xff;
702 red
= (*src_color
>>16)&0xff;
704 /* FIXME: We should probably use a table for this. */
705 blue
= floorf(powf(blue
/ 255.0, gamma
) * 255.0);
706 green
= floorf(powf(green
/ 255.0, gamma
) * 255.0);
707 red
= floorf(powf(red
/ 255.0, gamma
) * 255.0);
709 *src_color
= (*src_color
& 0xff000000) | (red
<< 16) | (green
<< 8) | blue
;
714 /* Given a bitmap and its source rectangle, find the smallest rectangle in the
715 * bitmap that contains all the pixels we may need to draw it. */
716 static void get_bitmap_sample_size(InterpolationMode interpolation
, WrapMode wrap
,
717 GpBitmap
* bitmap
, REAL srcx
, REAL srcy
, REAL srcwidth
, REAL srcheight
,
720 INT left
, top
, right
, bottom
;
722 switch (interpolation
)
724 case InterpolationModeHighQualityBilinear
:
725 case InterpolationModeHighQualityBicubic
:
726 /* FIXME: Include a greater range for the prefilter? */
727 case InterpolationModeBicubic
:
728 case InterpolationModeBilinear
:
729 left
= (INT
)(floorf(srcx
));
730 top
= (INT
)(floorf(srcy
));
731 right
= (INT
)(ceilf(srcx
+srcwidth
));
732 bottom
= (INT
)(ceilf(srcy
+srcheight
));
734 case InterpolationModeNearestNeighbor
:
738 right
= roundr(srcx
+srcwidth
);
739 bottom
= roundr(srcy
+srcheight
);
743 if (wrap
== WrapModeClamp
)
749 if (right
>= bitmap
->width
)
750 right
= bitmap
->width
-1;
751 if (bottom
>= bitmap
->height
)
752 bottom
= bitmap
->height
-1;
756 /* In some cases we can make the rectangle smaller here, but the logic
757 * is hard to get right, and tiling suggests we're likely to use the
758 * entire source image. */
759 if (left
< 0 || right
>= bitmap
->width
)
762 right
= bitmap
->width
-1;
765 if (top
< 0 || bottom
>= bitmap
->height
)
768 bottom
= bitmap
->height
-1;
774 rect
->Width
= right
- left
+ 1;
775 rect
->Height
= bottom
- top
+ 1;
778 static ARGB
sample_bitmap_pixel(GDIPCONST GpRect
*src_rect
, LPBYTE bits
, UINT width
,
779 UINT height
, INT x
, INT y
, GDIPCONST GpImageAttributes
*attributes
)
781 if (attributes
->wrap
== WrapModeClamp
)
783 if (x
< 0 || y
< 0 || x
>= width
|| y
>= height
)
784 return attributes
->outside_color
;
788 /* Tiling. Make sure co-ordinates are positive as it simplifies the math. */
790 x
= width
*2 + x
% (width
* 2);
792 y
= height
*2 + y
% (height
* 2);
794 if ((attributes
->wrap
& 1) == 1)
797 if ((x
/ width
) % 2 == 0)
800 x
= width
- 1 - x
% width
;
805 if ((attributes
->wrap
& 2) == 2)
808 if ((y
/ height
) % 2 == 0)
811 y
= height
- 1 - y
% height
;
817 if (x
< src_rect
->X
|| y
< src_rect
->Y
|| x
>= src_rect
->X
+ src_rect
->Width
|| y
>= src_rect
->Y
+ src_rect
->Height
)
819 ERR("out of range pixel requested\n");
823 return ((DWORD
*)(bits
))[(x
- src_rect
->X
) + (y
- src_rect
->Y
) * src_rect
->Width
];
826 static ARGB
resample_bitmap_pixel(GDIPCONST GpRect
*src_rect
, LPBYTE bits
, UINT width
,
827 UINT height
, GpPointF
*point
, GDIPCONST GpImageAttributes
*attributes
,
828 InterpolationMode interpolation
)
832 switch (interpolation
)
836 FIXME("Unimplemented interpolation %i\n", interpolation
);
838 case InterpolationModeBilinear
:
841 INT leftx
, rightx
, topy
, bottomy
;
842 ARGB topleft
, topright
, bottomleft
, bottomright
;
846 leftxf
= floorf(point
->X
);
848 rightx
= (INT
)ceilf(point
->X
);
849 topyf
= floorf(point
->Y
);
851 bottomy
= (INT
)ceilf(point
->Y
);
853 if (leftx
== rightx
&& topy
== bottomy
)
854 return sample_bitmap_pixel(src_rect
, bits
, width
, height
,
855 leftx
, topy
, attributes
);
857 topleft
= sample_bitmap_pixel(src_rect
, bits
, width
, height
,
858 leftx
, topy
, attributes
);
859 topright
= sample_bitmap_pixel(src_rect
, bits
, width
, height
,
860 rightx
, topy
, attributes
);
861 bottomleft
= sample_bitmap_pixel(src_rect
, bits
, width
, height
,
862 leftx
, bottomy
, attributes
);
863 bottomright
= sample_bitmap_pixel(src_rect
, bits
, width
, height
,
864 rightx
, bottomy
, attributes
);
866 x_offset
= point
->X
- leftxf
;
867 top
= blend_colors(topleft
, topright
, x_offset
);
868 bottom
= blend_colors(bottomleft
, bottomright
, x_offset
);
870 return blend_colors(top
, bottom
, point
->Y
- topyf
);
872 case InterpolationModeNearestNeighbor
:
873 return sample_bitmap_pixel(src_rect
, bits
, width
, height
,
874 roundr(point
->X
), roundr(point
->Y
), attributes
);
878 static REAL
intersect_line_scanline(const GpPointF
*p1
, const GpPointF
*p2
, REAL y
)
880 return (p1
->X
- p2
->X
) * (p2
->Y
- y
) / (p2
->Y
- p1
->Y
) + p2
->X
;
883 static INT
brush_can_fill_path(GpBrush
*brush
)
887 case BrushTypeSolidColor
:
889 case BrushTypeHatchFill
:
891 GpHatch
*hatch
= (GpHatch
*)brush
;
892 return ((hatch
->forecol
& 0xff000000) == 0xff000000) &&
893 ((hatch
->backcol
& 0xff000000) == 0xff000000);
895 case BrushTypeLinearGradient
:
896 case BrushTypeTextureFill
:
897 /* Gdi32 isn't much help with these, so we should use brush_fill_pixels instead. */
903 static void brush_fill_path(GpGraphics
*graphics
, GpBrush
* brush
)
907 case BrushTypeSolidColor
:
909 GpSolidFill
*fill
= (GpSolidFill
*)brush
;
910 HBITMAP bmp
= ARGB2BMP(fill
->color
);
915 /* partially transparent fill */
917 SelectClipPath(graphics
->hdc
, RGN_AND
);
918 if (GetClipBox(graphics
->hdc
, &rc
) != NULLREGION
)
920 HDC hdc
= CreateCompatibleDC(NULL
);
925 SelectObject(hdc
, bmp
);
927 bf
.BlendOp
= AC_SRC_OVER
;
929 bf
.SourceConstantAlpha
= 255;
930 bf
.AlphaFormat
= AC_SRC_ALPHA
;
932 GdiAlphaBlend(graphics
->hdc
, rc
.left
, rc
.top
, rc
.right
-rc
.left
, rc
.bottom
-rc
.top
, hdc
, 0, 0, 1, 1, bf
);
940 /* else fall through */
944 HBRUSH gdibrush
, old_brush
;
946 gdibrush
= create_gdi_brush(brush
);
947 if (!gdibrush
) return;
949 old_brush
= SelectObject(graphics
->hdc
, gdibrush
);
950 FillPath(graphics
->hdc
);
951 SelectObject(graphics
->hdc
, old_brush
);
952 DeleteObject(gdibrush
);
958 static INT
brush_can_fill_pixels(GpBrush
*brush
)
962 case BrushTypeSolidColor
:
963 case BrushTypeHatchFill
:
964 case BrushTypeLinearGradient
:
965 case BrushTypeTextureFill
:
966 case BrushTypePathGradient
:
973 static GpStatus
brush_fill_pixels(GpGraphics
*graphics
, GpBrush
*brush
,
974 DWORD
*argb_pixels
, GpRect
*fill_area
, UINT cdwStride
)
978 case BrushTypeSolidColor
:
981 GpSolidFill
*fill
= (GpSolidFill
*)brush
;
982 for (x
=0; x
<fill_area
->Width
; x
++)
983 for (y
=0; y
<fill_area
->Height
; y
++)
984 argb_pixels
[x
+ y
*cdwStride
] = fill
->color
;
987 case BrushTypeHatchFill
:
990 GpHatch
*fill
= (GpHatch
*)brush
;
991 const char *hatch_data
;
993 if (get_hatch_data(fill
->hatchstyle
, &hatch_data
) != Ok
)
994 return NotImplemented
;
996 for (x
=0; x
<fill_area
->Width
; x
++)
997 for (y
=0; y
<fill_area
->Height
; y
++)
1001 /* FIXME: Account for the rendering origin */
1002 hx
= (x
+ fill_area
->X
) % 8;
1003 hy
= (y
+ fill_area
->Y
) % 8;
1005 if ((hatch_data
[7-hy
] & (0x80 >> hx
)) != 0)
1006 argb_pixels
[x
+ y
*cdwStride
] = fill
->forecol
;
1008 argb_pixels
[x
+ y
*cdwStride
] = fill
->backcol
;
1013 case BrushTypeLinearGradient
:
1015 GpLineGradient
*fill
= (GpLineGradient
*)brush
;
1016 GpPointF draw_points
[3], line_points
[3];
1018 static const GpRectF box_1
= { 0.0, 0.0, 1.0, 1.0 };
1019 GpMatrix
*world_to_gradient
; /* FIXME: Store this in the brush? */
1022 draw_points
[0].X
= fill_area
->X
;
1023 draw_points
[0].Y
= fill_area
->Y
;
1024 draw_points
[1].X
= fill_area
->X
+1;
1025 draw_points
[1].Y
= fill_area
->Y
;
1026 draw_points
[2].X
= fill_area
->X
;
1027 draw_points
[2].Y
= fill_area
->Y
+1;
1029 /* Transform the points to a co-ordinate space where X is the point's
1030 * position in the gradient, 0.0 being the start point and 1.0 the
1032 stat
= GdipTransformPoints(graphics
, CoordinateSpaceWorld
,
1033 CoordinateSpaceDevice
, draw_points
, 3);
1037 line_points
[0] = fill
->startpoint
;
1038 line_points
[1] = fill
->endpoint
;
1039 line_points
[2].X
= fill
->startpoint
.X
+ (fill
->startpoint
.Y
- fill
->endpoint
.Y
);
1040 line_points
[2].Y
= fill
->startpoint
.Y
+ (fill
->endpoint
.X
- fill
->startpoint
.X
);
1042 stat
= GdipCreateMatrix3(&box_1
, line_points
, &world_to_gradient
);
1047 stat
= GdipInvertMatrix(world_to_gradient
);
1050 stat
= GdipTransformMatrixPoints(world_to_gradient
, draw_points
, 3);
1052 GdipDeleteMatrix(world_to_gradient
);
1057 REAL x_delta
= draw_points
[1].X
- draw_points
[0].X
;
1058 REAL y_delta
= draw_points
[2].X
- draw_points
[0].X
;
1060 for (y
=0; y
<fill_area
->Height
; y
++)
1062 for (x
=0; x
<fill_area
->Width
; x
++)
1064 REAL pos
= draw_points
[0].X
+ x
* x_delta
+ y
* y_delta
;
1066 argb_pixels
[x
+ y
*cdwStride
] = blend_line_gradient(fill
, pos
);
1073 case BrushTypeTextureFill
:
1075 GpTexture
*fill
= (GpTexture
*)brush
;
1076 GpPointF draw_points
[3];
1078 GpMatrix
*world_to_texture
;
1084 if (fill
->image
->type
!= ImageTypeBitmap
)
1086 FIXME("metafile texture brushes not implemented\n");
1087 return NotImplemented
;
1090 bitmap
= (GpBitmap
*)fill
->image
;
1091 src_stride
= sizeof(ARGB
) * bitmap
->width
;
1093 src_area
.X
= src_area
.Y
= 0;
1094 src_area
.Width
= bitmap
->width
;
1095 src_area
.Height
= bitmap
->height
;
1097 draw_points
[0].X
= fill_area
->X
;
1098 draw_points
[0].Y
= fill_area
->Y
;
1099 draw_points
[1].X
= fill_area
->X
+1;
1100 draw_points
[1].Y
= fill_area
->Y
;
1101 draw_points
[2].X
= fill_area
->X
;
1102 draw_points
[2].Y
= fill_area
->Y
+1;
1104 /* Transform the points to the co-ordinate space of the bitmap. */
1105 stat
= GdipTransformPoints(graphics
, CoordinateSpaceWorld
,
1106 CoordinateSpaceDevice
, draw_points
, 3);
1110 stat
= GdipCloneMatrix(fill
->transform
, &world_to_texture
);
1115 stat
= GdipInvertMatrix(world_to_texture
);
1118 stat
= GdipTransformMatrixPoints(world_to_texture
, draw_points
, 3);
1120 GdipDeleteMatrix(world_to_texture
);
1123 if (stat
== Ok
&& !fill
->bitmap_bits
)
1125 BitmapData lockeddata
;
1127 fill
->bitmap_bits
= GdipAlloc(sizeof(ARGB
) * bitmap
->width
* bitmap
->height
);
1128 if (!fill
->bitmap_bits
)
1133 lockeddata
.Width
= bitmap
->width
;
1134 lockeddata
.Height
= bitmap
->height
;
1135 lockeddata
.Stride
= src_stride
;
1136 lockeddata
.PixelFormat
= PixelFormat32bppARGB
;
1137 lockeddata
.Scan0
= fill
->bitmap_bits
;
1139 stat
= GdipBitmapLockBits(bitmap
, &src_area
, ImageLockModeRead
|ImageLockModeUserInputBuf
,
1140 PixelFormat32bppARGB
, &lockeddata
);
1144 stat
= GdipBitmapUnlockBits(bitmap
, &lockeddata
);
1147 apply_image_attributes(fill
->imageattributes
, fill
->bitmap_bits
,
1148 bitmap
->width
, bitmap
->height
,
1149 src_stride
, ColorAdjustTypeBitmap
);
1153 GdipFree(fill
->bitmap_bits
);
1154 fill
->bitmap_bits
= NULL
;
1160 REAL x_dx
= draw_points
[1].X
- draw_points
[0].X
;
1161 REAL x_dy
= draw_points
[1].Y
- draw_points
[0].Y
;
1162 REAL y_dx
= draw_points
[2].X
- draw_points
[0].X
;
1163 REAL y_dy
= draw_points
[2].Y
- draw_points
[0].Y
;
1165 for (y
=0; y
<fill_area
->Height
; y
++)
1167 for (x
=0; x
<fill_area
->Width
; x
++)
1170 point
.X
= draw_points
[0].X
+ x
* x_dx
+ y
* y_dx
;
1171 point
.Y
= draw_points
[0].Y
+ y
* x_dy
+ y
* y_dy
;
1173 argb_pixels
[x
+ y
*cdwStride
] = resample_bitmap_pixel(
1174 &src_area
, fill
->bitmap_bits
, bitmap
->width
, bitmap
->height
,
1175 &point
, fill
->imageattributes
, graphics
->interpolation
);
1182 case BrushTypePathGradient
:
1184 GpPathGradient
*fill
= (GpPathGradient
*)brush
;
1186 GpMatrix
*world_to_device
;
1188 int i
, figure_start
=0;
1189 GpPointF start_point
, end_point
, center_point
;
1191 REAL min_yf
, max_yf
, line1_xf
, line2_xf
;
1192 INT min_y
, max_y
, min_x
, max_x
;
1194 ARGB outer_color
=0xffffffff;
1196 if (fill
->focus
.X
!= 0.0 || fill
->focus
.Y
!= 0.0)
1200 FIXME("path gradient focus not implemented\n");
1207 FIXME("path gradient gamma correction not implemented\n");
1210 stat
= GdipClonePath(fill
->path
, &flat_path
);
1215 stat
= get_graphics_transform(graphics
, CoordinateSpaceDevice
,
1216 CoordinateSpaceWorld
, &world_to_device
);
1219 stat
= GdipTransformPath(flat_path
, world_to_device
);
1223 center_point
= fill
->center
;
1224 stat
= GdipTransformMatrixPoints(world_to_device
, ¢er_point
, 1);
1228 stat
= GdipFlattenPath(flat_path
, NULL
, 0.5);
1230 GdipDeleteMatrix(world_to_device
);
1235 GdipDeletePath(flat_path
);
1239 for (i
=0; i
<flat_path
->pathdata
.Count
; i
++)
1241 int start_center_line
=0, end_center_line
=0;
1242 int seen_start
=0, seen_end
=0, seen_center
=0;
1243 REAL center_distance
;
1245 type
= flat_path
->pathdata
.Types
[i
];
1247 if ((type
&PathPointTypePathTypeMask
) == PathPointTypeStart
)
1250 start_point
= flat_path
->pathdata
.Points
[i
];
1252 if ((type
&PathPointTypeCloseSubpath
) == PathPointTypeCloseSubpath
|| i
+1 >= flat_path
->pathdata
.Count
)
1253 end_point
= flat_path
->pathdata
.Points
[figure_start
];
1254 else if ((flat_path
->pathdata
.Types
[i
+1] & PathPointTypePathTypeMask
) == PathPointTypeLine
)
1255 end_point
= flat_path
->pathdata
.Points
[i
+1];
1259 min_yf
= center_point
.Y
;
1260 if (min_yf
> start_point
.Y
) min_yf
= start_point
.Y
;
1261 if (min_yf
> end_point
.Y
) min_yf
= end_point
.Y
;
1263 if (min_yf
< fill_area
->Y
)
1264 min_y
= fill_area
->Y
;
1266 min_y
= (INT
)ceil(min_yf
);
1268 max_yf
= center_point
.Y
;
1269 if (max_yf
< start_point
.Y
) max_yf
= start_point
.Y
;
1270 if (max_yf
< end_point
.Y
) max_yf
= end_point
.Y
;
1272 if (max_yf
> fill_area
->Y
+ fill_area
->Height
)
1273 max_y
= fill_area
->Y
+ fill_area
->Height
;
1275 max_y
= (INT
)ceil(max_yf
);
1277 /* This is proportional to the distance from start-end line to center point. */
1278 center_distance
= (end_point
.Y
- start_point
.Y
) * (start_point
.X
- center_point
.X
) +
1279 (end_point
.X
- start_point
.X
) * (center_point
.Y
- start_point
.Y
);
1281 for (y
=min_y
; y
<max_y
; y
++)
1285 if (!seen_start
&& yf
>= start_point
.Y
)
1288 start_center_line
^= 1;
1290 if (!seen_end
&& yf
>= end_point
.Y
)
1293 end_center_line
^= 1;
1295 if (!seen_center
&& yf
>= center_point
.Y
)
1298 start_center_line
^= 1;
1299 end_center_line
^= 1;
1302 if (start_center_line
)
1303 line1_xf
= intersect_line_scanline(&start_point
, ¢er_point
, yf
);
1305 line1_xf
= intersect_line_scanline(&start_point
, &end_point
, yf
);
1307 if (end_center_line
)
1308 line2_xf
= intersect_line_scanline(&end_point
, ¢er_point
, yf
);
1310 line2_xf
= intersect_line_scanline(&start_point
, &end_point
, yf
);
1312 if (line1_xf
< line2_xf
)
1314 min_x
= (INT
)ceil(line1_xf
);
1315 max_x
= (INT
)ceil(line2_xf
);
1319 min_x
= (INT
)ceil(line2_xf
);
1320 max_x
= (INT
)ceil(line1_xf
);
1323 if (min_x
< fill_area
->X
)
1324 min_x
= fill_area
->X
;
1325 if (max_x
> fill_area
->X
+ fill_area
->Width
)
1326 max_x
= fill_area
->X
+ fill_area
->Width
;
1328 for (x
=min_x
; x
<max_x
; x
++)
1332 distance
= (end_point
.Y
- start_point
.Y
) * (start_point
.X
- (REAL
)x
) +
1333 (end_point
.X
- start_point
.X
) * (yf
- start_point
.Y
);
1335 distance
= distance
/ center_distance
;
1337 argb_pixels
[(x
-fill_area
->X
) + (y
-fill_area
->Y
)*cdwStride
] =
1338 blend_colors(outer_color
, fill
->centercolor
, distance
);
1343 GdipDeletePath(flat_path
);
1347 return NotImplemented
;
1351 /* GdipDrawPie/GdipFillPie helper function */
1352 static void draw_pie(GpGraphics
*graphics
, REAL x
, REAL y
, REAL width
,
1353 REAL height
, REAL startAngle
, REAL sweepAngle
)
1360 ptf
[1].X
= x
+ width
;
1361 ptf
[1].Y
= y
+ height
;
1363 deg2xy(startAngle
+sweepAngle
, x
+ width
/ 2.0, y
+ width
/ 2.0, &ptf
[2].X
, &ptf
[2].Y
);
1364 deg2xy(startAngle
, x
+ width
/ 2.0, y
+ width
/ 2.0, &ptf
[3].X
, &ptf
[3].Y
);
1366 transform_and_round_points(graphics
, pti
, ptf
, 4);
1368 Pie(graphics
->hdc
, pti
[0].x
, pti
[0].y
, pti
[1].x
, pti
[1].y
, pti
[2].x
,
1369 pti
[2].y
, pti
[3].x
, pti
[3].y
);
1372 /* Draws the linecap the specified color and size on the hdc. The linecap is in
1373 * direction of the line from x1, y1 to x2, y2 and is anchored on x2, y2. Probably
1374 * should not be called on an hdc that has a path you care about. */
1375 static void draw_cap(GpGraphics
*graphics
, COLORREF color
, GpLineCap cap
, REAL size
,
1376 const GpCustomLineCap
*custom
, REAL x1
, REAL y1
, REAL x2
, REAL y2
)
1378 HGDIOBJ oldbrush
= NULL
, oldpen
= NULL
;
1379 GpMatrix
*matrix
= NULL
;
1380 HBRUSH brush
= NULL
;
1382 PointF ptf
[4], *custptf
= NULL
;
1383 POINT pt
[4], *custpt
= NULL
;
1385 REAL theta
, dsmall
, dbig
, dx
, dy
= 0.0;
1390 if((x1
== x2
) && (y1
== y2
))
1393 theta
= gdiplus_atan2(y2
- y1
, x2
- x1
);
1395 customstroke
= (cap
== LineCapCustom
) && custom
&& (!custom
->fill
);
1397 brush
= CreateSolidBrush(color
);
1398 lb
.lbStyle
= BS_SOLID
;
1401 pen
= ExtCreatePen(PS_GEOMETRIC
| PS_SOLID
| PS_ENDCAP_FLAT
|
1402 PS_JOIN_MITER
, 1, &lb
, 0,
1404 oldbrush
= SelectObject(graphics
->hdc
, brush
);
1405 oldpen
= SelectObject(graphics
->hdc
, pen
);
1412 case LineCapSquareAnchor
:
1413 case LineCapDiamondAnchor
:
1414 size
= size
* (cap
& LineCapNoAnchor
? ANCHOR_WIDTH
: 1.0) / 2.0;
1415 if(cap
== LineCapDiamondAnchor
){
1416 dsmall
= cos(theta
+ M_PI_2
) * size
;
1417 dbig
= sin(theta
+ M_PI_2
) * size
;
1420 dsmall
= cos(theta
+ M_PI_4
) * size
;
1421 dbig
= sin(theta
+ M_PI_4
) * size
;
1424 ptf
[0].X
= x2
- dsmall
;
1425 ptf
[1].X
= x2
+ dbig
;
1427 ptf
[0].Y
= y2
- dbig
;
1428 ptf
[3].Y
= y2
+ dsmall
;
1430 ptf
[1].Y
= y2
- dsmall
;
1431 ptf
[2].Y
= y2
+ dbig
;
1433 ptf
[3].X
= x2
- dbig
;
1434 ptf
[2].X
= x2
+ dsmall
;
1436 transform_and_round_points(graphics
, pt
, ptf
, 4);
1437 Polygon(graphics
->hdc
, pt
, 4);
1440 case LineCapArrowAnchor
:
1441 size
= size
* 4.0 / sqrt(3.0);
1443 dx
= cos(M_PI
/ 6.0 + theta
) * size
;
1444 dy
= sin(M_PI
/ 6.0 + theta
) * size
;
1449 dx
= cos(- M_PI
/ 6.0 + theta
) * size
;
1450 dy
= sin(- M_PI
/ 6.0 + theta
) * size
;
1458 transform_and_round_points(graphics
, pt
, ptf
, 3);
1459 Polygon(graphics
->hdc
, pt
, 3);
1462 case LineCapRoundAnchor
:
1463 dx
= dy
= ANCHOR_WIDTH
* size
/ 2.0;
1470 transform_and_round_points(graphics
, pt
, ptf
, 2);
1471 Ellipse(graphics
->hdc
, pt
[0].x
, pt
[0].y
, pt
[1].x
, pt
[1].y
);
1474 case LineCapTriangle
:
1476 dx
= cos(M_PI_2
+ theta
) * size
;
1477 dy
= sin(M_PI_2
+ theta
) * size
;
1484 dx
= cos(theta
) * size
;
1485 dy
= sin(theta
) * size
;
1490 transform_and_round_points(graphics
, pt
, ptf
, 3);
1491 Polygon(graphics
->hdc
, pt
, 3);
1495 dx
= dy
= size
/ 2.0;
1502 dx
= -cos(M_PI_2
+ theta
) * size
;
1503 dy
= -sin(M_PI_2
+ theta
) * size
;
1510 transform_and_round_points(graphics
, pt
, ptf
, 4);
1511 Pie(graphics
->hdc
, pt
[0].x
, pt
[0].y
, pt
[1].x
, pt
[1].y
, pt
[2].x
,
1512 pt
[2].y
, pt
[3].x
, pt
[3].y
);
1519 count
= custom
->pathdata
.Count
;
1520 custptf
= GdipAlloc(count
* sizeof(PointF
));
1521 custpt
= GdipAlloc(count
* sizeof(POINT
));
1522 tp
= GdipAlloc(count
);
1524 if(!custptf
|| !custpt
|| !tp
|| (GdipCreateMatrix(&matrix
) != Ok
))
1527 memcpy(custptf
, custom
->pathdata
.Points
, count
* sizeof(PointF
));
1529 GdipScaleMatrix(matrix
, size
, size
, MatrixOrderAppend
);
1530 GdipRotateMatrix(matrix
, (180.0 / M_PI
) * (theta
- M_PI_2
),
1532 GdipTranslateMatrix(matrix
, x2
, y2
, MatrixOrderAppend
);
1533 GdipTransformMatrixPoints(matrix
, custptf
, count
);
1535 transform_and_round_points(graphics
, custpt
, custptf
, count
);
1537 for(i
= 0; i
< count
; i
++)
1538 tp
[i
] = convert_path_point_type(custom
->pathdata
.Types
[i
]);
1541 BeginPath(graphics
->hdc
);
1542 PolyDraw(graphics
->hdc
, custpt
, tp
, count
);
1543 EndPath(graphics
->hdc
);
1544 StrokeAndFillPath(graphics
->hdc
);
1547 PolyDraw(graphics
->hdc
, custpt
, tp
, count
);
1553 GdipDeleteMatrix(matrix
);
1560 SelectObject(graphics
->hdc
, oldbrush
);
1561 SelectObject(graphics
->hdc
, oldpen
);
1562 DeleteObject(brush
);
1567 /* Shortens the line by the given percent by changing x2, y2.
1568 * If percent is > 1.0 then the line will change direction.
1569 * If percent is negative it can lengthen the line. */
1570 static void shorten_line_percent(REAL x1
, REAL y1
, REAL
*x2
, REAL
*y2
, REAL percent
)
1572 REAL dist
, theta
, dx
, dy
;
1574 if((y1
== *y2
) && (x1
== *x2
))
1577 dist
= sqrt((*x2
- x1
) * (*x2
- x1
) + (*y2
- y1
) * (*y2
- y1
)) * -percent
;
1578 theta
= gdiplus_atan2((*y2
- y1
), (*x2
- x1
));
1579 dx
= cos(theta
) * dist
;
1580 dy
= sin(theta
) * dist
;
1586 /* Shortens the line by the given amount by changing x2, y2.
1587 * If the amount is greater than the distance, the line will become length 0.
1588 * If the amount is negative, it can lengthen the line. */
1589 static void shorten_line_amt(REAL x1
, REAL y1
, REAL
*x2
, REAL
*y2
, REAL amt
)
1591 REAL dx
, dy
, percent
;
1595 if(dx
== 0 && dy
== 0)
1598 percent
= amt
/ sqrt(dx
* dx
+ dy
* dy
);
1605 shorten_line_percent(x1
, y1
, x2
, y2
, percent
);
1608 /* Draws lines between the given points, and if caps is true then draws an endcap
1609 * at the end of the last line. */
1610 static GpStatus
draw_polyline(GpGraphics
*graphics
, GpPen
*pen
,
1611 GDIPCONST GpPointF
* pt
, INT count
, BOOL caps
)
1614 GpPointF
*ptcopy
= NULL
;
1615 GpStatus status
= GenericError
;
1620 pti
= GdipAlloc(count
* sizeof(POINT
));
1621 ptcopy
= GdipAlloc(count
* sizeof(GpPointF
));
1623 if(!pti
|| !ptcopy
){
1624 status
= OutOfMemory
;
1628 memcpy(ptcopy
, pt
, count
* sizeof(GpPointF
));
1631 if(pen
->endcap
== LineCapArrowAnchor
)
1632 shorten_line_amt(ptcopy
[count
-2].X
, ptcopy
[count
-2].Y
,
1633 &ptcopy
[count
-1].X
, &ptcopy
[count
-1].Y
, pen
->width
);
1634 else if((pen
->endcap
== LineCapCustom
) && pen
->customend
)
1635 shorten_line_amt(ptcopy
[count
-2].X
, ptcopy
[count
-2].Y
,
1636 &ptcopy
[count
-1].X
, &ptcopy
[count
-1].Y
,
1637 pen
->customend
->inset
* pen
->width
);
1639 if(pen
->startcap
== LineCapArrowAnchor
)
1640 shorten_line_amt(ptcopy
[1].X
, ptcopy
[1].Y
,
1641 &ptcopy
[0].X
, &ptcopy
[0].Y
, pen
->width
);
1642 else if((pen
->startcap
== LineCapCustom
) && pen
->customstart
)
1643 shorten_line_amt(ptcopy
[1].X
, ptcopy
[1].Y
,
1644 &ptcopy
[0].X
, &ptcopy
[0].Y
,
1645 pen
->customstart
->inset
* pen
->width
);
1647 draw_cap(graphics
, get_gdi_brush_color(pen
->brush
), pen
->endcap
, pen
->width
, pen
->customend
,
1648 pt
[count
- 2].X
, pt
[count
- 2].Y
, pt
[count
- 1].X
, pt
[count
- 1].Y
);
1649 draw_cap(graphics
, get_gdi_brush_color(pen
->brush
), pen
->startcap
, pen
->width
, pen
->customstart
,
1650 pt
[1].X
, pt
[1].Y
, pt
[0].X
, pt
[0].Y
);
1653 transform_and_round_points(graphics
, pti
, ptcopy
, count
);
1655 if(Polyline(graphics
->hdc
, pti
, count
))
1665 /* Conducts a linear search to find the bezier points that will back off
1666 * the endpoint of the curve by a distance of amt. Linear search works
1667 * better than binary in this case because there are multiple solutions,
1668 * and binary searches often find a bad one. I don't think this is what
1669 * Windows does but short of rendering the bezier without GDI's help it's
1670 * the best we can do. If rev then work from the start of the passed points
1671 * instead of the end. */
1672 static void shorten_bezier_amt(GpPointF
* pt
, REAL amt
, BOOL rev
)
1675 REAL percent
= 0.00, dx
, dy
, origx
, origy
, diff
= -1.0;
1676 INT i
, first
= 0, second
= 1, third
= 2, fourth
= 3;
1685 origx
= pt
[fourth
].X
;
1686 origy
= pt
[fourth
].Y
;
1687 memcpy(origpt
, pt
, sizeof(GpPointF
) * 4);
1689 for(i
= 0; (i
< MAX_ITERS
) && (diff
< amt
); i
++){
1690 /* reset bezier points to original values */
1691 memcpy(pt
, origpt
, sizeof(GpPointF
) * 4);
1692 /* Perform magic on bezier points. Order is important here.*/
1693 shorten_line_percent(pt
[third
].X
, pt
[third
].Y
, &pt
[fourth
].X
, &pt
[fourth
].Y
, percent
);
1694 shorten_line_percent(pt
[second
].X
, pt
[second
].Y
, &pt
[third
].X
, &pt
[third
].Y
, percent
);
1695 shorten_line_percent(pt
[third
].X
, pt
[third
].Y
, &pt
[fourth
].X
, &pt
[fourth
].Y
, percent
);
1696 shorten_line_percent(pt
[first
].X
, pt
[first
].Y
, &pt
[second
].X
, &pt
[second
].Y
, percent
);
1697 shorten_line_percent(pt
[second
].X
, pt
[second
].Y
, &pt
[third
].X
, &pt
[third
].Y
, percent
);
1698 shorten_line_percent(pt
[third
].X
, pt
[third
].Y
, &pt
[fourth
].X
, &pt
[fourth
].Y
, percent
);
1700 dx
= pt
[fourth
].X
- origx
;
1701 dy
= pt
[fourth
].Y
- origy
;
1703 diff
= sqrt(dx
* dx
+ dy
* dy
);
1704 percent
+= 0.0005 * amt
;
1708 /* Draws bezier curves between given points, and if caps is true then draws an
1709 * endcap at the end of the last line. */
1710 static GpStatus
draw_polybezier(GpGraphics
*graphics
, GpPen
*pen
,
1711 GDIPCONST GpPointF
* pt
, INT count
, BOOL caps
)
1715 GpStatus status
= GenericError
;
1720 pti
= GdipAlloc(count
* sizeof(POINT
));
1721 ptcopy
= GdipAlloc(count
* sizeof(GpPointF
));
1723 if(!pti
|| !ptcopy
){
1724 status
= OutOfMemory
;
1728 memcpy(ptcopy
, pt
, count
* sizeof(GpPointF
));
1731 if(pen
->endcap
== LineCapArrowAnchor
)
1732 shorten_bezier_amt(&ptcopy
[count
-4], pen
->width
, FALSE
);
1733 else if((pen
->endcap
== LineCapCustom
) && pen
->customend
)
1734 shorten_bezier_amt(&ptcopy
[count
-4], pen
->width
* pen
->customend
->inset
,
1737 if(pen
->startcap
== LineCapArrowAnchor
)
1738 shorten_bezier_amt(ptcopy
, pen
->width
, TRUE
);
1739 else if((pen
->startcap
== LineCapCustom
) && pen
->customstart
)
1740 shorten_bezier_amt(ptcopy
, pen
->width
* pen
->customstart
->inset
, TRUE
);
1742 /* the direction of the line cap is parallel to the direction at the
1743 * end of the bezier (which, if it has been shortened, is not the same
1744 * as the direction from pt[count-2] to pt[count-1]) */
1745 draw_cap(graphics
, get_gdi_brush_color(pen
->brush
), pen
->endcap
, pen
->width
, pen
->customend
,
1746 pt
[count
- 1].X
- (ptcopy
[count
- 1].X
- ptcopy
[count
- 2].X
),
1747 pt
[count
- 1].Y
- (ptcopy
[count
- 1].Y
- ptcopy
[count
- 2].Y
),
1748 pt
[count
- 1].X
, pt
[count
- 1].Y
);
1750 draw_cap(graphics
, get_gdi_brush_color(pen
->brush
), pen
->startcap
, pen
->width
, pen
->customstart
,
1751 pt
[0].X
- (ptcopy
[0].X
- ptcopy
[1].X
),
1752 pt
[0].Y
- (ptcopy
[0].Y
- ptcopy
[1].Y
), pt
[0].X
, pt
[0].Y
);
1755 transform_and_round_points(graphics
, pti
, ptcopy
, count
);
1757 PolyBezier(graphics
->hdc
, pti
, count
);
1768 /* Draws a combination of bezier curves and lines between points. */
1769 static GpStatus
draw_poly(GpGraphics
*graphics
, GpPen
*pen
, GDIPCONST GpPointF
* pt
,
1770 GDIPCONST BYTE
* types
, INT count
, BOOL caps
)
1772 POINT
*pti
= GdipAlloc(count
* sizeof(POINT
));
1773 BYTE
*tp
= GdipAlloc(count
);
1774 GpPointF
*ptcopy
= GdipAlloc(count
* sizeof(GpPointF
));
1776 GpStatus status
= GenericError
;
1782 if(!pti
|| !tp
|| !ptcopy
){
1783 status
= OutOfMemory
;
1787 for(i
= 1; i
< count
; i
++){
1788 if((types
[i
] & PathPointTypePathTypeMask
) == PathPointTypeBezier
){
1789 if((i
+ 2 >= count
) || !(types
[i
+ 1] & PathPointTypeBezier
)
1790 || !(types
[i
+ 1] & PathPointTypeBezier
)){
1791 ERR("Bad bezier points\n");
1798 memcpy(ptcopy
, pt
, count
* sizeof(GpPointF
));
1800 /* If we are drawing caps, go through the points and adjust them accordingly,
1801 * and draw the caps. */
1803 switch(types
[count
- 1] & PathPointTypePathTypeMask
){
1804 case PathPointTypeBezier
:
1805 if(pen
->endcap
== LineCapArrowAnchor
)
1806 shorten_bezier_amt(&ptcopy
[count
- 4], pen
->width
, FALSE
);
1807 else if((pen
->endcap
== LineCapCustom
) && pen
->customend
)
1808 shorten_bezier_amt(&ptcopy
[count
- 4],
1809 pen
->width
* pen
->customend
->inset
, FALSE
);
1811 draw_cap(graphics
, get_gdi_brush_color(pen
->brush
), pen
->endcap
, pen
->width
, pen
->customend
,
1812 pt
[count
- 1].X
- (ptcopy
[count
- 1].X
- ptcopy
[count
- 2].X
),
1813 pt
[count
- 1].Y
- (ptcopy
[count
- 1].Y
- ptcopy
[count
- 2].Y
),
1814 pt
[count
- 1].X
, pt
[count
- 1].Y
);
1817 case PathPointTypeLine
:
1818 if(pen
->endcap
== LineCapArrowAnchor
)
1819 shorten_line_amt(ptcopy
[count
- 2].X
, ptcopy
[count
- 2].Y
,
1820 &ptcopy
[count
- 1].X
, &ptcopy
[count
- 1].Y
,
1822 else if((pen
->endcap
== LineCapCustom
) && pen
->customend
)
1823 shorten_line_amt(ptcopy
[count
- 2].X
, ptcopy
[count
- 2].Y
,
1824 &ptcopy
[count
- 1].X
, &ptcopy
[count
- 1].Y
,
1825 pen
->customend
->inset
* pen
->width
);
1827 draw_cap(graphics
, get_gdi_brush_color(pen
->brush
), pen
->endcap
, pen
->width
, pen
->customend
,
1828 pt
[count
- 2].X
, pt
[count
- 2].Y
, pt
[count
- 1].X
,
1833 ERR("Bad path last point\n");
1837 /* Find start of points */
1838 for(j
= 1; j
< count
&& ((types
[j
] & PathPointTypePathTypeMask
)
1839 == PathPointTypeStart
); j
++);
1841 switch(types
[j
] & PathPointTypePathTypeMask
){
1842 case PathPointTypeBezier
:
1843 if(pen
->startcap
== LineCapArrowAnchor
)
1844 shorten_bezier_amt(&ptcopy
[j
- 1], pen
->width
, TRUE
);
1845 else if((pen
->startcap
== LineCapCustom
) && pen
->customstart
)
1846 shorten_bezier_amt(&ptcopy
[j
- 1],
1847 pen
->width
* pen
->customstart
->inset
, TRUE
);
1849 draw_cap(graphics
, get_gdi_brush_color(pen
->brush
), pen
->startcap
, pen
->width
, pen
->customstart
,
1850 pt
[j
- 1].X
- (ptcopy
[j
- 1].X
- ptcopy
[j
].X
),
1851 pt
[j
- 1].Y
- (ptcopy
[j
- 1].Y
- ptcopy
[j
].Y
),
1852 pt
[j
- 1].X
, pt
[j
- 1].Y
);
1855 case PathPointTypeLine
:
1856 if(pen
->startcap
== LineCapArrowAnchor
)
1857 shorten_line_amt(ptcopy
[j
].X
, ptcopy
[j
].Y
,
1858 &ptcopy
[j
- 1].X
, &ptcopy
[j
- 1].Y
,
1860 else if((pen
->startcap
== LineCapCustom
) && pen
->customstart
)
1861 shorten_line_amt(ptcopy
[j
].X
, ptcopy
[j
].Y
,
1862 &ptcopy
[j
- 1].X
, &ptcopy
[j
- 1].Y
,
1863 pen
->customstart
->inset
* pen
->width
);
1865 draw_cap(graphics
, get_gdi_brush_color(pen
->brush
), pen
->startcap
, pen
->width
, pen
->customstart
,
1866 pt
[j
].X
, pt
[j
].Y
, pt
[j
- 1].X
,
1871 ERR("Bad path points\n");
1876 transform_and_round_points(graphics
, pti
, ptcopy
, count
);
1878 for(i
= 0; i
< count
; i
++){
1879 tp
[i
] = convert_path_point_type(types
[i
]);
1882 PolyDraw(graphics
->hdc
, pti
, tp
, count
);
1894 GpStatus
trace_path(GpGraphics
*graphics
, GpPath
*path
)
1898 BeginPath(graphics
->hdc
);
1899 result
= draw_poly(graphics
, NULL
, path
->pathdata
.Points
,
1900 path
->pathdata
.Types
, path
->pathdata
.Count
, FALSE
);
1901 EndPath(graphics
->hdc
);
1905 typedef struct _GraphicsContainerItem
{
1907 GraphicsContainer contid
;
1909 SmoothingMode smoothing
;
1910 CompositingQuality compqual
;
1911 InterpolationMode interpolation
;
1912 CompositingMode compmode
;
1913 TextRenderingHint texthint
;
1916 PixelOffsetMode pixeloffset
;
1918 GpMatrix
* worldtrans
;
1920 } GraphicsContainerItem
;
1922 static GpStatus
init_container(GraphicsContainerItem
** container
,
1923 GDIPCONST GpGraphics
* graphics
){
1926 *container
= GdipAlloc(sizeof(GraphicsContainerItem
));
1930 (*container
)->contid
= graphics
->contid
+ 1;
1932 (*container
)->smoothing
= graphics
->smoothing
;
1933 (*container
)->compqual
= graphics
->compqual
;
1934 (*container
)->interpolation
= graphics
->interpolation
;
1935 (*container
)->compmode
= graphics
->compmode
;
1936 (*container
)->texthint
= graphics
->texthint
;
1937 (*container
)->scale
= graphics
->scale
;
1938 (*container
)->unit
= graphics
->unit
;
1939 (*container
)->textcontrast
= graphics
->textcontrast
;
1940 (*container
)->pixeloffset
= graphics
->pixeloffset
;
1942 sts
= GdipCloneMatrix(graphics
->worldtrans
, &(*container
)->worldtrans
);
1944 GdipFree(*container
);
1949 sts
= GdipCloneRegion(graphics
->clip
, &(*container
)->clip
);
1951 GdipDeleteMatrix((*container
)->worldtrans
);
1952 GdipFree(*container
);
1960 static void delete_container(GraphicsContainerItem
* container
){
1961 GdipDeleteMatrix(container
->worldtrans
);
1962 GdipDeleteRegion(container
->clip
);
1963 GdipFree(container
);
1966 static GpStatus
restore_container(GpGraphics
* graphics
,
1967 GDIPCONST GraphicsContainerItem
* container
){
1972 sts
= GdipCloneMatrix(container
->worldtrans
, &newTrans
);
1976 sts
= GdipCloneRegion(container
->clip
, &newClip
);
1978 GdipDeleteMatrix(newTrans
);
1982 GdipDeleteMatrix(graphics
->worldtrans
);
1983 graphics
->worldtrans
= newTrans
;
1985 GdipDeleteRegion(graphics
->clip
);
1986 graphics
->clip
= newClip
;
1988 graphics
->contid
= container
->contid
- 1;
1990 graphics
->smoothing
= container
->smoothing
;
1991 graphics
->compqual
= container
->compqual
;
1992 graphics
->interpolation
= container
->interpolation
;
1993 graphics
->compmode
= container
->compmode
;
1994 graphics
->texthint
= container
->texthint
;
1995 graphics
->scale
= container
->scale
;
1996 graphics
->unit
= container
->unit
;
1997 graphics
->textcontrast
= container
->textcontrast
;
1998 graphics
->pixeloffset
= container
->pixeloffset
;
2003 static GpStatus
get_graphics_bounds(GpGraphics
* graphics
, GpRectF
* rect
)
2009 if(graphics
->hwnd
) {
2010 if(!GetClientRect(graphics
->hwnd
, &wnd_rect
))
2011 return GenericError
;
2013 rect
->X
= wnd_rect
.left
;
2014 rect
->Y
= wnd_rect
.top
;
2015 rect
->Width
= wnd_rect
.right
- wnd_rect
.left
;
2016 rect
->Height
= wnd_rect
.bottom
- wnd_rect
.top
;
2017 }else if (graphics
->image
){
2018 stat
= GdipGetImageBounds(graphics
->image
, rect
, &unit
);
2019 if (stat
== Ok
&& unit
!= UnitPixel
)
2020 FIXME("need to convert from unit %i\n", unit
);
2024 rect
->Width
= GetDeviceCaps(graphics
->hdc
, HORZRES
);
2025 rect
->Height
= GetDeviceCaps(graphics
->hdc
, VERTRES
);
2031 /* on success, rgn will contain the region of the graphics object which
2032 * is visible after clipping has been applied */
2033 static GpStatus
get_visible_clip_region(GpGraphics
*graphics
, GpRegion
*rgn
)
2039 if((stat
= get_graphics_bounds(graphics
, &rectf
)) != Ok
)
2042 if((stat
= GdipCreateRegion(&tmp
)) != Ok
)
2045 if((stat
= GdipCombineRegionRect(tmp
, &rectf
, CombineModeReplace
)) != Ok
)
2048 if((stat
= GdipCombineRegionRegion(tmp
, graphics
->clip
, CombineModeIntersect
)) != Ok
)
2051 stat
= GdipCombineRegionRegion(rgn
, tmp
, CombineModeReplace
);
2054 GdipDeleteRegion(tmp
);
2058 void get_font_hfont(GpGraphics
*graphics
, GDIPCONST GpFont
*font
, HFONT
*hfont
)
2060 HDC hdc
= CreateCompatibleDC(0);
2062 REAL angle
, rel_width
, rel_height
;
2064 HFONT unscaled_font
;
2065 TEXTMETRICW textmet
;
2074 GdipTransformPoints(graphics
, CoordinateSpaceDevice
, CoordinateSpaceWorld
, pt
, 3);
2075 angle
= -gdiplus_atan2((pt
[1].Y
- pt
[0].Y
), (pt
[1].X
- pt
[0].X
));
2076 rel_width
= sqrt((pt
[1].Y
-pt
[0].Y
)*(pt
[1].Y
-pt
[0].Y
)+
2077 (pt
[1].X
-pt
[0].X
)*(pt
[1].X
-pt
[0].X
));
2078 rel_height
= sqrt((pt
[2].Y
-pt
[0].Y
)*(pt
[2].Y
-pt
[0].Y
)+
2079 (pt
[2].X
-pt
[0].X
)*(pt
[2].X
-pt
[0].X
));
2082 lfw
.lfHeight
= roundr(-font
->pixel_size
* rel_height
);
2083 unscaled_font
= CreateFontIndirectW(&lfw
);
2085 SelectObject(hdc
, unscaled_font
);
2086 GetTextMetricsW(hdc
, &textmet
);
2089 lfw
.lfHeight
= roundr(-font
->pixel_size
* rel_height
);
2090 lfw
.lfWidth
= roundr(textmet
.tmAveCharWidth
* rel_width
/ rel_height
);
2091 lfw
.lfEscapement
= lfw
.lfOrientation
= roundr((angle
/ M_PI
) * 1800.0);
2093 *hfont
= CreateFontIndirectW(&lfw
);
2096 DeleteObject(unscaled_font
);
2099 GpStatus WINGDIPAPI
GdipCreateFromHDC(HDC hdc
, GpGraphics
**graphics
)
2101 TRACE("(%p, %p)\n", hdc
, graphics
);
2103 return GdipCreateFromHDC2(hdc
, NULL
, graphics
);
2106 GpStatus WINGDIPAPI
GdipCreateFromHDC2(HDC hdc
, HANDLE hDevice
, GpGraphics
**graphics
)
2110 TRACE("(%p, %p, %p)\n", hdc
, hDevice
, graphics
);
2112 if(hDevice
!= NULL
) {
2113 FIXME("Don't know how to handle parameter hDevice\n");
2114 return NotImplemented
;
2120 if(graphics
== NULL
)
2121 return InvalidParameter
;
2123 *graphics
= GdipAlloc(sizeof(GpGraphics
));
2124 if(!*graphics
) return OutOfMemory
;
2126 if((retval
= GdipCreateMatrix(&(*graphics
)->worldtrans
)) != Ok
){
2127 GdipFree(*graphics
);
2131 if((retval
= GdipCreateRegion(&(*graphics
)->clip
)) != Ok
){
2132 GdipFree((*graphics
)->worldtrans
);
2133 GdipFree(*graphics
);
2137 (*graphics
)->hdc
= hdc
;
2138 (*graphics
)->hwnd
= WindowFromDC(hdc
);
2139 (*graphics
)->owndc
= FALSE
;
2140 (*graphics
)->smoothing
= SmoothingModeDefault
;
2141 (*graphics
)->compqual
= CompositingQualityDefault
;
2142 (*graphics
)->interpolation
= InterpolationModeBilinear
;
2143 (*graphics
)->pixeloffset
= PixelOffsetModeDefault
;
2144 (*graphics
)->compmode
= CompositingModeSourceOver
;
2145 (*graphics
)->unit
= UnitDisplay
;
2146 (*graphics
)->scale
= 1.0;
2147 (*graphics
)->busy
= FALSE
;
2148 (*graphics
)->textcontrast
= 4;
2149 list_init(&(*graphics
)->containers
);
2150 (*graphics
)->contid
= 0;
2152 TRACE("<-- %p\n", *graphics
);
2157 GpStatus
graphics_from_image(GpImage
*image
, GpGraphics
**graphics
)
2161 *graphics
= GdipAlloc(sizeof(GpGraphics
));
2162 if(!*graphics
) return OutOfMemory
;
2164 if((retval
= GdipCreateMatrix(&(*graphics
)->worldtrans
)) != Ok
){
2165 GdipFree(*graphics
);
2169 if((retval
= GdipCreateRegion(&(*graphics
)->clip
)) != Ok
){
2170 GdipFree((*graphics
)->worldtrans
);
2171 GdipFree(*graphics
);
2175 (*graphics
)->hdc
= NULL
;
2176 (*graphics
)->hwnd
= NULL
;
2177 (*graphics
)->owndc
= FALSE
;
2178 (*graphics
)->image
= image
;
2179 (*graphics
)->smoothing
= SmoothingModeDefault
;
2180 (*graphics
)->compqual
= CompositingQualityDefault
;
2181 (*graphics
)->interpolation
= InterpolationModeBilinear
;
2182 (*graphics
)->pixeloffset
= PixelOffsetModeDefault
;
2183 (*graphics
)->compmode
= CompositingModeSourceOver
;
2184 (*graphics
)->unit
= UnitDisplay
;
2185 (*graphics
)->scale
= 1.0;
2186 (*graphics
)->busy
= FALSE
;
2187 (*graphics
)->textcontrast
= 4;
2188 list_init(&(*graphics
)->containers
);
2189 (*graphics
)->contid
= 0;
2191 TRACE("<-- %p\n", *graphics
);
2196 GpStatus WINGDIPAPI
GdipCreateFromHWND(HWND hwnd
, GpGraphics
**graphics
)
2201 TRACE("(%p, %p)\n", hwnd
, graphics
);
2205 if((ret
= GdipCreateFromHDC(hdc
, graphics
)) != Ok
)
2207 ReleaseDC(hwnd
, hdc
);
2211 (*graphics
)->hwnd
= hwnd
;
2212 (*graphics
)->owndc
= TRUE
;
2217 /* FIXME: no icm handling */
2218 GpStatus WINGDIPAPI
GdipCreateFromHWNDICM(HWND hwnd
, GpGraphics
**graphics
)
2220 TRACE("(%p, %p)\n", hwnd
, graphics
);
2222 return GdipCreateFromHWND(hwnd
, graphics
);
2225 GpStatus WINGDIPAPI
GdipCreateMetafileFromEmf(HENHMETAFILE hemf
, BOOL
delete,
2226 GpMetafile
**metafile
)
2228 IStream
*stream
= NULL
;
2230 ENHMETAHEADER
*copy
;
2231 GpStatus retval
= Ok
;
2233 TRACE("(%p,%i,%p)\n", hemf
, delete, metafile
);
2235 if(!hemf
|| !metafile
)
2236 return InvalidParameter
;
2238 read
= GetEnhMetaFileBits(hemf
, 0, NULL
);
2239 copy
= GdipAlloc(read
);
2240 GetEnhMetaFileBits(hemf
, read
, (BYTE
*)copy
);
2242 if(CreateStreamOnHGlobal(copy
, TRUE
, &stream
) != S_OK
){
2243 ERR("could not make stream\n");
2245 retval
= GenericError
;
2249 *metafile
= GdipAlloc(sizeof(GpMetafile
));
2251 retval
= OutOfMemory
;
2255 if(OleLoadPicture(stream
, 0, FALSE
, &IID_IPicture
,
2256 (LPVOID
*) &((*metafile
)->image
.picture
)) != S_OK
)
2258 retval
= GenericError
;
2263 (*metafile
)->image
.type
= ImageTypeMetafile
;
2264 memcpy(&(*metafile
)->image
.format
, &ImageFormatWMF
, sizeof(GUID
));
2265 (*metafile
)->image
.palette_flags
= 0;
2266 (*metafile
)->image
.palette_count
= 0;
2267 (*metafile
)->image
.palette_size
= 0;
2268 (*metafile
)->image
.palette_entries
= NULL
;
2269 (*metafile
)->image
.xres
= (REAL
)copy
->szlDevice
.cx
;
2270 (*metafile
)->image
.yres
= (REAL
)copy
->szlDevice
.cy
;
2271 (*metafile
)->bounds
.X
= (REAL
)copy
->rclBounds
.left
;
2272 (*metafile
)->bounds
.Y
= (REAL
)copy
->rclBounds
.top
;
2273 (*metafile
)->bounds
.Width
= (REAL
)(copy
->rclBounds
.right
- copy
->rclBounds
.left
);
2274 (*metafile
)->bounds
.Height
= (REAL
)(copy
->rclBounds
.bottom
- copy
->rclBounds
.top
);
2275 (*metafile
)->unit
= UnitPixel
;
2278 DeleteEnhMetaFile(hemf
);
2280 TRACE("<-- %p\n", *metafile
);
2284 GdipFree(*metafile
);
2285 IStream_Release(stream
);
2289 GpStatus WINGDIPAPI
GdipCreateMetafileFromWmf(HMETAFILE hwmf
, BOOL
delete,
2290 GDIPCONST WmfPlaceableFileHeader
* placeable
, GpMetafile
**metafile
)
2295 GpStatus retval
= Ok
;
2297 TRACE("(%p, %d, %p, %p)\n", hwmf
, delete, placeable
, metafile
);
2299 if(!hwmf
|| !metafile
|| !placeable
)
2300 return InvalidParameter
;
2303 read
= GetMetaFileBitsEx(hwmf
, 0, NULL
);
2305 return GenericError
;
2306 copy
= GdipAlloc(read
);
2307 GetMetaFileBitsEx(hwmf
, read
, copy
);
2309 hemf
= SetWinMetaFileBits(read
, copy
, NULL
, NULL
);
2312 retval
= GdipCreateMetafileFromEmf(hemf
, FALSE
, metafile
);
2316 (*metafile
)->image
.xres
= (REAL
)placeable
->Inch
;
2317 (*metafile
)->image
.yres
= (REAL
)placeable
->Inch
;
2318 (*metafile
)->bounds
.X
= ((REAL
)placeable
->BoundingBox
.Left
) / ((REAL
)placeable
->Inch
);
2319 (*metafile
)->bounds
.Y
= ((REAL
)placeable
->BoundingBox
.Top
) / ((REAL
)placeable
->Inch
);
2320 (*metafile
)->bounds
.Width
= (REAL
)(placeable
->BoundingBox
.Right
-
2321 placeable
->BoundingBox
.Left
);
2322 (*metafile
)->bounds
.Height
= (REAL
)(placeable
->BoundingBox
.Bottom
-
2323 placeable
->BoundingBox
.Top
);
2325 if (delete) DeleteMetaFile(hwmf
);
2330 GpStatus WINGDIPAPI
GdipCreateMetafileFromWmfFile(GDIPCONST WCHAR
*file
,
2331 GDIPCONST WmfPlaceableFileHeader
* placeable
, GpMetafile
**metafile
)
2333 HMETAFILE hmf
= GetMetaFileW(file
);
2335 TRACE("(%s, %p, %p)\n", debugstr_w(file
), placeable
, metafile
);
2337 if(!hmf
) return InvalidParameter
;
2339 return GdipCreateMetafileFromWmf(hmf
, TRUE
, placeable
, metafile
);
2342 GpStatus WINGDIPAPI
GdipCreateMetafileFromFile(GDIPCONST WCHAR
*file
,
2343 GpMetafile
**metafile
)
2345 FIXME("(%p, %p): stub\n", file
, metafile
);
2346 return NotImplemented
;
2349 GpStatus WINGDIPAPI
GdipCreateMetafileFromStream(IStream
*stream
,
2350 GpMetafile
**metafile
)
2352 FIXME("(%p, %p): stub\n", stream
, metafile
);
2353 return NotImplemented
;
2356 GpStatus WINGDIPAPI
GdipCreateStreamOnFile(GDIPCONST WCHAR
* filename
,
2357 UINT access
, IStream
**stream
)
2362 TRACE("(%s, %u, %p)\n", debugstr_w(filename
), access
, stream
);
2364 if(!stream
|| !filename
)
2365 return InvalidParameter
;
2367 if(access
& GENERIC_WRITE
)
2368 dwMode
= STGM_SHARE_DENY_WRITE
| STGM_WRITE
| STGM_CREATE
;
2369 else if(access
& GENERIC_READ
)
2370 dwMode
= STGM_SHARE_DENY_WRITE
| STGM_READ
| STGM_FAILIFTHERE
;
2372 return InvalidParameter
;
2374 ret
= SHCreateStreamOnFileW(filename
, dwMode
, stream
);
2376 return hresult_to_status(ret
);
2379 GpStatus WINGDIPAPI
GdipDeleteGraphics(GpGraphics
*graphics
)
2381 GraphicsContainerItem
*cont
, *next
;
2383 TRACE("(%p)\n", graphics
);
2385 if(!graphics
) return InvalidParameter
;
2386 if(graphics
->busy
) return ObjectBusy
;
2388 if (graphics
->image
&& graphics
->image
->type
== ImageTypeMetafile
)
2390 stat
= METAFILE_GraphicsDeleted((GpMetafile
*)graphics
->image
);
2396 ReleaseDC(graphics
->hwnd
, graphics
->hdc
);
2398 LIST_FOR_EACH_ENTRY_SAFE(cont
, next
, &graphics
->containers
, GraphicsContainerItem
, entry
){
2399 list_remove(&cont
->entry
);
2400 delete_container(cont
);
2403 GdipDeleteRegion(graphics
->clip
);
2404 GdipDeleteMatrix(graphics
->worldtrans
);
2410 GpStatus WINGDIPAPI
GdipDrawArc(GpGraphics
*graphics
, GpPen
*pen
, REAL x
,
2411 REAL y
, REAL width
, REAL height
, REAL startAngle
, REAL sweepAngle
)
2413 INT save_state
, num_pts
;
2414 GpPointF points
[MAX_ARC_PTS
];
2417 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics
, pen
, x
, y
,
2418 width
, height
, startAngle
, sweepAngle
);
2420 if(!graphics
|| !pen
|| width
<= 0 || height
<= 0)
2421 return InvalidParameter
;
2428 FIXME("graphics object has no HDC\n");
2432 num_pts
= arc2polybezier(points
, x
, y
, width
, height
, startAngle
, sweepAngle
);
2434 save_state
= prepare_dc(graphics
, pen
);
2436 retval
= draw_polybezier(graphics
, pen
, points
, num_pts
, TRUE
);
2438 restore_dc(graphics
, save_state
);
2443 GpStatus WINGDIPAPI
GdipDrawArcI(GpGraphics
*graphics
, GpPen
*pen
, INT x
,
2444 INT y
, INT width
, INT height
, REAL startAngle
, REAL sweepAngle
)
2446 TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n", graphics
, pen
, x
, y
,
2447 width
, height
, startAngle
, sweepAngle
);
2449 return GdipDrawArc(graphics
,pen
,(REAL
)x
,(REAL
)y
,(REAL
)width
,(REAL
)height
,startAngle
,sweepAngle
);
2452 GpStatus WINGDIPAPI
GdipDrawBezier(GpGraphics
*graphics
, GpPen
*pen
, REAL x1
,
2453 REAL y1
, REAL x2
, REAL y2
, REAL x3
, REAL y3
, REAL x4
, REAL y4
)
2459 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics
, pen
, x1
, y1
,
2460 x2
, y2
, x3
, y3
, x4
, y4
);
2462 if(!graphics
|| !pen
)
2463 return InvalidParameter
;
2470 FIXME("graphics object has no HDC\n");
2483 save_state
= prepare_dc(graphics
, pen
);
2485 retval
= draw_polybezier(graphics
, pen
, pt
, 4, TRUE
);
2487 restore_dc(graphics
, save_state
);
2492 GpStatus WINGDIPAPI
GdipDrawBezierI(GpGraphics
*graphics
, GpPen
*pen
, INT x1
,
2493 INT y1
, INT x2
, INT y2
, INT x3
, INT y3
, INT x4
, INT y4
)
2499 TRACE("(%p, %p, %d, %d, %d, %d, %d, %d, %d, %d)\n", graphics
, pen
, x1
, y1
,
2500 x2
, y2
, x3
, y3
, x4
, y4
);
2502 if(!graphics
|| !pen
)
2503 return InvalidParameter
;
2510 FIXME("graphics object has no HDC\n");
2523 save_state
= prepare_dc(graphics
, pen
);
2525 retval
= draw_polybezier(graphics
, pen
, pt
, 4, TRUE
);
2527 restore_dc(graphics
, save_state
);
2532 GpStatus WINGDIPAPI
GdipDrawBeziers(GpGraphics
*graphics
, GpPen
*pen
,
2533 GDIPCONST GpPointF
*points
, INT count
)
2538 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
2540 if(!graphics
|| !pen
|| !points
|| (count
<= 0))
2541 return InvalidParameter
;
2546 for(i
= 0; i
< floor(count
/ 4); i
++){
2547 ret
= GdipDrawBezier(graphics
, pen
,
2548 points
[4*i
].X
, points
[4*i
].Y
,
2549 points
[4*i
+ 1].X
, points
[4*i
+ 1].Y
,
2550 points
[4*i
+ 2].X
, points
[4*i
+ 2].Y
,
2551 points
[4*i
+ 3].X
, points
[4*i
+ 3].Y
);
2559 GpStatus WINGDIPAPI
GdipDrawBeziersI(GpGraphics
*graphics
, GpPen
*pen
,
2560 GDIPCONST GpPoint
*points
, INT count
)
2566 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
2568 if(!graphics
|| !pen
|| !points
|| (count
<= 0))
2569 return InvalidParameter
;
2574 pts
= GdipAlloc(sizeof(GpPointF
) * count
);
2578 for(i
= 0; i
< count
; i
++){
2579 pts
[i
].X
= (REAL
)points
[i
].X
;
2580 pts
[i
].Y
= (REAL
)points
[i
].Y
;
2583 ret
= GdipDrawBeziers(graphics
,pen
,pts
,count
);
2590 GpStatus WINGDIPAPI
GdipDrawClosedCurve(GpGraphics
*graphics
, GpPen
*pen
,
2591 GDIPCONST GpPointF
*points
, INT count
)
2593 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
2595 return GdipDrawClosedCurve2(graphics
, pen
, points
, count
, 1.0);
2598 GpStatus WINGDIPAPI
GdipDrawClosedCurveI(GpGraphics
*graphics
, GpPen
*pen
,
2599 GDIPCONST GpPoint
*points
, INT count
)
2601 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
2603 return GdipDrawClosedCurve2I(graphics
, pen
, points
, count
, 1.0);
2606 GpStatus WINGDIPAPI
GdipDrawClosedCurve2(GpGraphics
*graphics
, GpPen
*pen
,
2607 GDIPCONST GpPointF
*points
, INT count
, REAL tension
)
2612 TRACE("(%p, %p, %p, %d, %.2f)\n", graphics
, pen
, points
, count
, tension
);
2614 if(!graphics
|| !pen
|| !points
|| count
<= 0)
2615 return InvalidParameter
;
2620 if((stat
= GdipCreatePath(FillModeAlternate
, &path
)) != Ok
)
2623 stat
= GdipAddPathClosedCurve2(path
, points
, count
, tension
);
2625 GdipDeletePath(path
);
2629 stat
= GdipDrawPath(graphics
, pen
, path
);
2631 GdipDeletePath(path
);
2636 GpStatus WINGDIPAPI
GdipDrawClosedCurve2I(GpGraphics
*graphics
, GpPen
*pen
,
2637 GDIPCONST GpPoint
*points
, INT count
, REAL tension
)
2643 TRACE("(%p, %p, %p, %d, %.2f)\n", graphics
, pen
, points
, count
, tension
);
2645 if(!points
|| count
<= 0)
2646 return InvalidParameter
;
2648 ptf
= GdipAlloc(sizeof(GpPointF
)*count
);
2652 for(i
= 0; i
< count
; i
++){
2653 ptf
[i
].X
= (REAL
)points
[i
].X
;
2654 ptf
[i
].Y
= (REAL
)points
[i
].Y
;
2657 stat
= GdipDrawClosedCurve2(graphics
, pen
, ptf
, count
, tension
);
2664 GpStatus WINGDIPAPI
GdipDrawCurve(GpGraphics
*graphics
, GpPen
*pen
,
2665 GDIPCONST GpPointF
*points
, INT count
)
2667 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
2669 return GdipDrawCurve2(graphics
,pen
,points
,count
,1.0);
2672 GpStatus WINGDIPAPI
GdipDrawCurveI(GpGraphics
*graphics
, GpPen
*pen
,
2673 GDIPCONST GpPoint
*points
, INT count
)
2679 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
2682 return InvalidParameter
;
2684 pointsF
= GdipAlloc(sizeof(GpPointF
)*count
);
2688 for(i
= 0; i
< count
; i
++){
2689 pointsF
[i
].X
= (REAL
)points
[i
].X
;
2690 pointsF
[i
].Y
= (REAL
)points
[i
].Y
;
2693 ret
= GdipDrawCurve(graphics
,pen
,pointsF
,count
);
2699 /* Approximates cardinal spline with Bezier curves. */
2700 GpStatus WINGDIPAPI
GdipDrawCurve2(GpGraphics
*graphics
, GpPen
*pen
,
2701 GDIPCONST GpPointF
*points
, INT count
, REAL tension
)
2703 /* PolyBezier expects count*3-2 points. */
2704 INT i
, len_pt
= count
*3-2, save_state
;
2706 REAL x1
, x2
, y1
, y2
;
2709 TRACE("(%p, %p, %p, %d, %.2f)\n", graphics
, pen
, points
, count
, tension
);
2711 if(!graphics
|| !pen
)
2712 return InvalidParameter
;
2718 return InvalidParameter
;
2722 FIXME("graphics object has no HDC\n");
2726 pt
= GdipAlloc(len_pt
* sizeof(GpPointF
));
2730 tension
= tension
* TENSION_CONST
;
2732 calc_curve_bezier_endp(points
[0].X
, points
[0].Y
, points
[1].X
, points
[1].Y
,
2735 pt
[0].X
= points
[0].X
;
2736 pt
[0].Y
= points
[0].Y
;
2740 for(i
= 0; i
< count
-2; i
++){
2741 calc_curve_bezier(&(points
[i
]), tension
, &x1
, &y1
, &x2
, &y2
);
2745 pt
[3*i
+3].X
= points
[i
+1].X
;
2746 pt
[3*i
+3].Y
= points
[i
+1].Y
;
2751 calc_curve_bezier_endp(points
[count
-1].X
, points
[count
-1].Y
,
2752 points
[count
-2].X
, points
[count
-2].Y
, tension
, &x1
, &y1
);
2754 pt
[len_pt
-2].X
= x1
;
2755 pt
[len_pt
-2].Y
= y1
;
2756 pt
[len_pt
-1].X
= points
[count
-1].X
;
2757 pt
[len_pt
-1].Y
= points
[count
-1].Y
;
2759 save_state
= prepare_dc(graphics
, pen
);
2761 retval
= draw_polybezier(graphics
, pen
, pt
, len_pt
, TRUE
);
2764 restore_dc(graphics
, save_state
);
2769 GpStatus WINGDIPAPI
GdipDrawCurve2I(GpGraphics
*graphics
, GpPen
*pen
,
2770 GDIPCONST GpPoint
*points
, INT count
, REAL tension
)
2776 TRACE("(%p, %p, %p, %d, %.2f)\n", graphics
, pen
, points
, count
, tension
);
2779 return InvalidParameter
;
2781 pointsF
= GdipAlloc(sizeof(GpPointF
)*count
);
2785 for(i
= 0; i
< count
; i
++){
2786 pointsF
[i
].X
= (REAL
)points
[i
].X
;
2787 pointsF
[i
].Y
= (REAL
)points
[i
].Y
;
2790 ret
= GdipDrawCurve2(graphics
,pen
,pointsF
,count
,tension
);
2796 GpStatus WINGDIPAPI
GdipDrawCurve3(GpGraphics
*graphics
, GpPen
*pen
,
2797 GDIPCONST GpPointF
*points
, INT count
, INT offset
, INT numberOfSegments
,
2800 TRACE("(%p, %p, %p, %d, %d, %d, %.2f)\n", graphics
, pen
, points
, count
, offset
, numberOfSegments
, tension
);
2802 if(offset
>= count
|| numberOfSegments
> count
- offset
- 1 || numberOfSegments
<= 0){
2803 return InvalidParameter
;
2806 return GdipDrawCurve2(graphics
, pen
, points
+ offset
, numberOfSegments
+ 1, tension
);
2809 GpStatus WINGDIPAPI
GdipDrawCurve3I(GpGraphics
*graphics
, GpPen
*pen
,
2810 GDIPCONST GpPoint
*points
, INT count
, INT offset
, INT numberOfSegments
,
2813 TRACE("(%p, %p, %p, %d, %d, %d, %.2f)\n", graphics
, pen
, points
, count
, offset
, numberOfSegments
, tension
);
2819 if(offset
>= count
|| numberOfSegments
> count
- offset
- 1 || numberOfSegments
<= 0){
2820 return InvalidParameter
;
2823 return GdipDrawCurve2I(graphics
, pen
, points
+ offset
, numberOfSegments
+ 1, tension
);
2826 GpStatus WINGDIPAPI
GdipDrawEllipse(GpGraphics
*graphics
, GpPen
*pen
, REAL x
,
2827 REAL y
, REAL width
, REAL height
)
2833 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics
, pen
, x
, y
, width
, height
);
2835 if(!graphics
|| !pen
)
2836 return InvalidParameter
;
2843 FIXME("graphics object has no HDC\n");
2849 ptf
[1].X
= x
+ width
;
2850 ptf
[1].Y
= y
+ height
;
2852 save_state
= prepare_dc(graphics
, pen
);
2853 SelectObject(graphics
->hdc
, GetStockObject(NULL_BRUSH
));
2855 transform_and_round_points(graphics
, pti
, ptf
, 2);
2857 Ellipse(graphics
->hdc
, pti
[0].x
, pti
[0].y
, pti
[1].x
, pti
[1].y
);
2859 restore_dc(graphics
, save_state
);
2864 GpStatus WINGDIPAPI
GdipDrawEllipseI(GpGraphics
*graphics
, GpPen
*pen
, INT x
,
2865 INT y
, INT width
, INT height
)
2867 TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics
, pen
, x
, y
, width
, height
);
2869 return GdipDrawEllipse(graphics
,pen
,(REAL
)x
,(REAL
)y
,(REAL
)width
,(REAL
)height
);
2873 GpStatus WINGDIPAPI
GdipDrawImage(GpGraphics
*graphics
, GpImage
*image
, REAL x
, REAL y
)
2878 TRACE("(%p, %p, %.2f, %.2f)\n", graphics
, image
, x
, y
);
2880 if(!graphics
|| !image
)
2881 return InvalidParameter
;
2883 GdipGetImageWidth(image
, &width
);
2884 GdipGetImageHeight(image
, &height
);
2886 /* FIXME: we should use the graphics and image dpi, somehow */
2888 points
[0].X
= points
[2].X
= x
;
2889 points
[0].Y
= points
[1].Y
= y
;
2890 points
[1].X
= x
+ width
;
2891 points
[2].Y
= y
+ height
;
2893 return GdipDrawImagePointsRect(graphics
, image
, points
, 3, 0, 0, width
, height
,
2894 UnitPixel
, NULL
, NULL
, NULL
);
2897 GpStatus WINGDIPAPI
GdipDrawImageI(GpGraphics
*graphics
, GpImage
*image
, INT x
,
2900 TRACE("(%p, %p, %d, %d)\n", graphics
, image
, x
, y
);
2902 return GdipDrawImage(graphics
, image
, (REAL
)x
, (REAL
)y
);
2905 GpStatus WINGDIPAPI
GdipDrawImagePointRect(GpGraphics
*graphics
, GpImage
*image
,
2906 REAL x
, REAL y
, REAL srcx
, REAL srcy
, REAL srcwidth
, REAL srcheight
,
2910 TRACE("(%p, %p, %f, %f, %f, %f, %f, %f, %d)\n", graphics
, image
, x
, y
, srcx
, srcy
, srcwidth
, srcheight
, srcUnit
);
2912 points
[0].X
= points
[2].X
= x
;
2913 points
[0].Y
= points
[1].Y
= y
;
2915 /* FIXME: convert image coordinates to Graphics coordinates? */
2916 points
[1].X
= x
+ srcwidth
;
2917 points
[2].Y
= y
+ srcheight
;
2919 return GdipDrawImagePointsRect(graphics
, image
, points
, 3, srcx
, srcy
,
2920 srcwidth
, srcheight
, srcUnit
, NULL
, NULL
, NULL
);
2923 GpStatus WINGDIPAPI
GdipDrawImagePointRectI(GpGraphics
*graphics
, GpImage
*image
,
2924 INT x
, INT y
, INT srcx
, INT srcy
, INT srcwidth
, INT srcheight
,
2927 return GdipDrawImagePointRect(graphics
, image
, x
, y
, srcx
, srcy
, srcwidth
, srcheight
, srcUnit
);
2930 GpStatus WINGDIPAPI
GdipDrawImagePoints(GpGraphics
*graphics
, GpImage
*image
,
2931 GDIPCONST GpPointF
*dstpoints
, INT count
)
2935 TRACE("(%p, %p, %p, %d)\n", graphics
, image
, dstpoints
, count
);
2938 return InvalidParameter
;
2940 GdipGetImageWidth(image
, &width
);
2941 GdipGetImageHeight(image
, &height
);
2943 return GdipDrawImagePointsRect(graphics
, image
, dstpoints
, count
, 0, 0,
2944 width
, height
, UnitPixel
, NULL
, NULL
, NULL
);
2947 GpStatus WINGDIPAPI
GdipDrawImagePointsI(GpGraphics
*graphics
, GpImage
*image
,
2948 GDIPCONST GpPoint
*dstpoints
, INT count
)
2952 TRACE("(%p, %p, %p, %d)\n", graphics
, image
, dstpoints
, count
);
2954 if (count
!= 3 || !dstpoints
)
2955 return InvalidParameter
;
2957 ptf
[0].X
= (REAL
)dstpoints
[0].X
;
2958 ptf
[0].Y
= (REAL
)dstpoints
[0].Y
;
2959 ptf
[1].X
= (REAL
)dstpoints
[1].X
;
2960 ptf
[1].Y
= (REAL
)dstpoints
[1].Y
;
2961 ptf
[2].X
= (REAL
)dstpoints
[2].X
;
2962 ptf
[2].Y
= (REAL
)dstpoints
[2].Y
;
2964 return GdipDrawImagePoints(graphics
, image
, ptf
, count
);
2967 GpStatus WINGDIPAPI
GdipDrawImagePointsRect(GpGraphics
*graphics
, GpImage
*image
,
2968 GDIPCONST GpPointF
*points
, INT count
, REAL srcx
, REAL srcy
, REAL srcwidth
,
2969 REAL srcheight
, GpUnit srcUnit
, GDIPCONST GpImageAttributes
* imageAttributes
,
2970 DrawImageAbort callback
, VOID
* callbackData
)
2977 TRACE("(%p, %p, %p, %d, %f, %f, %f, %f, %d, %p, %p, %p)\n", graphics
, image
, points
,
2978 count
, srcx
, srcy
, srcwidth
, srcheight
, srcUnit
, imageAttributes
, callback
,
2982 return NotImplemented
;
2984 if(!graphics
|| !image
|| !points
|| count
!= 3)
2985 return InvalidParameter
;
2987 TRACE("%s %s %s\n", debugstr_pointf(&points
[0]), debugstr_pointf(&points
[1]),
2988 debugstr_pointf(&points
[2]));
2990 memcpy(ptf
, points
, 3 * sizeof(GpPointF
));
2991 ptf
[3].X
= ptf
[2].X
+ ptf
[1].X
- ptf
[0].X
;
2992 ptf
[3].Y
= ptf
[2].Y
+ ptf
[1].Y
- ptf
[0].Y
;
2993 if (!srcwidth
|| !srcheight
|| ptf
[3].X
== ptf
[0].X
|| ptf
[3].Y
== ptf
[0].Y
)
2995 transform_and_round_points(graphics
, pti
, ptf
, 4);
3001 FIXME("graphics object has no HDC\n");
3004 /* FIXME: partially implemented (only works for rectangular parallelograms) */
3005 if(srcUnit
== UnitInch
)
3006 dx
= dy
= (REAL
) INCH_HIMETRIC
;
3007 else if(srcUnit
== UnitPixel
){
3008 dx
= ((REAL
) INCH_HIMETRIC
) /
3009 ((REAL
) GetDeviceCaps(graphics
->hdc
, LOGPIXELSX
));
3010 dy
= ((REAL
) INCH_HIMETRIC
) /
3011 ((REAL
) GetDeviceCaps(graphics
->hdc
, LOGPIXELSY
));
3014 return NotImplemented
;
3016 if(IPicture_Render(image
->picture
, graphics
->hdc
,
3017 pti
[0].x
, pti
[0].y
, pti
[1].x
- pti
[0].x
, pti
[2].y
- pti
[0].y
,
3018 srcx
* dx
, srcy
* dy
,
3019 srcwidth
* dx
, srcheight
* dy
,
3022 callback(callbackData
);
3023 return GenericError
;
3026 else if (image
->type
== ImageTypeBitmap
)
3028 GpBitmap
* bitmap
= (GpBitmap
*)image
;
3031 if (srcUnit
== UnitInch
)
3032 dx
= dy
= 96.0; /* FIXME: use the image resolution */
3033 else if (srcUnit
== UnitPixel
)
3036 return NotImplemented
;
3040 srcwidth
= srcwidth
* dx
;
3041 srcheight
= srcheight
* dy
;
3043 if (imageAttributes
||
3044 (graphics
->image
&& graphics
->image
->type
== ImageTypeBitmap
) ||
3045 !((GpBitmap
*)image
)->hbitmap
||
3046 ptf
[1].Y
!= ptf
[0].Y
|| ptf
[2].X
!= ptf
[0].X
||
3047 ptf
[1].X
- ptf
[0].X
!= srcwidth
|| ptf
[2].Y
- ptf
[0].Y
!= srcheight
||
3048 srcx
< 0 || srcy
< 0 ||
3049 srcx
+ srcwidth
> bitmap
->width
|| srcy
+ srcheight
> bitmap
->height
)
3056 int i
, x
, y
, src_stride
, dst_stride
;
3057 GpMatrix
*dst_to_src
;
3058 REAL m11
, m12
, m21
, m22
, mdx
, mdy
;
3059 LPBYTE src_data
, dst_data
;
3060 BitmapData lockeddata
;
3061 InterpolationMode interpolation
= graphics
->interpolation
;
3062 GpPointF dst_to_src_points
[3] = {{0.0, 0.0}, {1.0, 0.0}, {0.0, 1.0}};
3063 REAL x_dx
, x_dy
, y_dx
, y_dy
;
3064 static const GpImageAttributes defaultImageAttributes
= {WrapModeClamp
, 0, FALSE
};
3066 if (!imageAttributes
)
3067 imageAttributes
= &defaultImageAttributes
;
3069 dst_area
.left
= dst_area
.right
= pti
[0].x
;
3070 dst_area
.top
= dst_area
.bottom
= pti
[0].y
;
3073 if (dst_area
.left
> pti
[i
].x
) dst_area
.left
= pti
[i
].x
;
3074 if (dst_area
.right
< pti
[i
].x
) dst_area
.right
= pti
[i
].x
;
3075 if (dst_area
.top
> pti
[i
].y
) dst_area
.top
= pti
[i
].y
;
3076 if (dst_area
.bottom
< pti
[i
].y
) dst_area
.bottom
= pti
[i
].y
;
3079 m11
= (ptf
[1].X
- ptf
[0].X
) / srcwidth
;
3080 m21
= (ptf
[2].X
- ptf
[0].X
) / srcheight
;
3081 mdx
= ptf
[0].X
- m11
* srcx
- m21
* srcy
;
3082 m12
= (ptf
[1].Y
- ptf
[0].Y
) / srcwidth
;
3083 m22
= (ptf
[2].Y
- ptf
[0].Y
) / srcheight
;
3084 mdy
= ptf
[0].Y
- m12
* srcx
- m22
* srcy
;
3086 stat
= GdipCreateMatrix2(m11
, m12
, m21
, m22
, mdx
, mdy
, &dst_to_src
);
3087 if (stat
!= Ok
) return stat
;
3089 stat
= GdipInvertMatrix(dst_to_src
);
3092 GdipDeleteMatrix(dst_to_src
);
3096 dst_data
= GdipAlloc(sizeof(ARGB
) * (dst_area
.right
- dst_area
.left
) * (dst_area
.bottom
- dst_area
.top
));
3099 GdipDeleteMatrix(dst_to_src
);
3103 dst_stride
= sizeof(ARGB
) * (dst_area
.right
- dst_area
.left
);
3105 get_bitmap_sample_size(interpolation
, imageAttributes
->wrap
,
3106 bitmap
, srcx
, srcy
, srcwidth
, srcheight
, &src_area
);
3108 src_data
= GdipAlloc(sizeof(ARGB
) * src_area
.Width
* src_area
.Height
);
3112 GdipDeleteMatrix(dst_to_src
);
3115 src_stride
= sizeof(ARGB
) * src_area
.Width
;
3117 /* Read the bits we need from the source bitmap into an ARGB buffer. */
3118 lockeddata
.Width
= src_area
.Width
;
3119 lockeddata
.Height
= src_area
.Height
;
3120 lockeddata
.Stride
= src_stride
;
3121 lockeddata
.PixelFormat
= PixelFormat32bppARGB
;
3122 lockeddata
.Scan0
= src_data
;
3124 stat
= GdipBitmapLockBits(bitmap
, &src_area
, ImageLockModeRead
|ImageLockModeUserInputBuf
,
3125 PixelFormat32bppARGB
, &lockeddata
);
3128 stat
= GdipBitmapUnlockBits(bitmap
, &lockeddata
);
3132 if (src_data
!= dst_data
)
3135 GdipDeleteMatrix(dst_to_src
);
3139 apply_image_attributes(imageAttributes
, src_data
,
3140 src_area
.Width
, src_area
.Height
,
3141 src_stride
, ColorAdjustTypeBitmap
);
3143 /* Transform the bits as needed to the destination. */
3144 GdipTransformMatrixPoints(dst_to_src
, dst_to_src_points
, 3);
3146 x_dx
= dst_to_src_points
[1].X
- dst_to_src_points
[0].X
;
3147 x_dy
= dst_to_src_points
[1].Y
- dst_to_src_points
[0].Y
;
3148 y_dx
= dst_to_src_points
[2].X
- dst_to_src_points
[0].X
;
3149 y_dy
= dst_to_src_points
[2].Y
- dst_to_src_points
[0].Y
;
3151 for (x
=dst_area
.left
; x
<dst_area
.right
; x
++)
3153 for (y
=dst_area
.top
; y
<dst_area
.bottom
; y
++)
3155 GpPointF src_pointf
;
3158 src_pointf
.X
= dst_to_src_points
[0].X
+ x
* x_dx
+ y
* y_dx
;
3159 src_pointf
.Y
= dst_to_src_points
[0].Y
+ x
* x_dy
+ y
* y_dy
;
3161 dst_color
= (ARGB
*)(dst_data
+ dst_stride
* (y
- dst_area
.top
) + sizeof(ARGB
) * (x
- dst_area
.left
));
3163 if (src_pointf
.X
>= srcx
&& src_pointf
.X
< srcx
+ srcwidth
&& src_pointf
.Y
>= srcy
&& src_pointf
.Y
< srcy
+srcheight
)
3164 *dst_color
= resample_bitmap_pixel(&src_area
, src_data
, bitmap
->width
, bitmap
->height
, &src_pointf
, imageAttributes
, interpolation
);
3170 GdipDeleteMatrix(dst_to_src
);
3174 stat
= alpha_blend_pixels(graphics
, dst_area
.left
, dst_area
.top
,
3175 dst_data
, dst_area
.right
- dst_area
.left
, dst_area
.bottom
- dst_area
.top
, dst_stride
);
3184 int temp_hdc
=0, temp_bitmap
=0;
3185 HBITMAP hbitmap
, old_hbm
=NULL
;
3187 if (!(bitmap
->format
== PixelFormat16bppRGB555
||
3188 bitmap
->format
== PixelFormat24bppRGB
||
3189 bitmap
->format
== PixelFormat32bppRGB
||
3190 bitmap
->format
== PixelFormat32bppPARGB
))
3192 BITMAPINFOHEADER bih
;
3194 PixelFormat dst_format
;
3196 /* we can't draw a bitmap of this format directly */
3197 hdc
= CreateCompatibleDC(0);
3201 bih
.biSize
= sizeof(BITMAPINFOHEADER
);
3202 bih
.biWidth
= bitmap
->width
;
3203 bih
.biHeight
= -bitmap
->height
;
3205 bih
.biBitCount
= 32;
3206 bih
.biCompression
= BI_RGB
;
3207 bih
.biSizeImage
= 0;
3208 bih
.biXPelsPerMeter
= 0;
3209 bih
.biYPelsPerMeter
= 0;
3211 bih
.biClrImportant
= 0;
3213 hbitmap
= CreateDIBSection(hdc
, (BITMAPINFO
*)&bih
, DIB_RGB_COLORS
,
3214 (void**)&temp_bits
, NULL
, 0);
3216 if (bitmap
->format
& (PixelFormatAlpha
|PixelFormatPAlpha
))
3217 dst_format
= PixelFormat32bppPARGB
;
3219 dst_format
= PixelFormat32bppRGB
;
3221 convert_pixels(bitmap
->width
, bitmap
->height
,
3222 bitmap
->width
*4, temp_bits
, dst_format
,
3223 bitmap
->stride
, bitmap
->bits
, bitmap
->format
, bitmap
->image
.palette_entries
);
3227 hbitmap
= bitmap
->hbitmap
;
3229 temp_hdc
= (hdc
== 0);
3234 if (!hdc
) hdc
= CreateCompatibleDC(0);
3235 old_hbm
= SelectObject(hdc
, hbitmap
);
3238 if (bitmap
->format
& (PixelFormatAlpha
|PixelFormatPAlpha
))
3242 bf
.BlendOp
= AC_SRC_OVER
;
3244 bf
.SourceConstantAlpha
= 255;
3245 bf
.AlphaFormat
= AC_SRC_ALPHA
;
3247 GdiAlphaBlend(graphics
->hdc
, pti
[0].x
, pti
[0].y
, pti
[1].x
-pti
[0].x
, pti
[2].y
-pti
[0].y
,
3248 hdc
, srcx
, srcy
, srcwidth
, srcheight
, bf
);
3252 StretchBlt(graphics
->hdc
, pti
[0].x
, pti
[0].y
, pti
[1].x
-pti
[0].x
, pti
[2].y
-pti
[0].y
,
3253 hdc
, srcx
, srcy
, srcwidth
, srcheight
, SRCCOPY
);
3258 SelectObject(hdc
, old_hbm
);
3263 DeleteObject(hbitmap
);
3268 ERR("GpImage with no IPicture or HBITMAP?!\n");
3269 return NotImplemented
;
3275 GpStatus WINGDIPAPI
GdipDrawImagePointsRectI(GpGraphics
*graphics
, GpImage
*image
,
3276 GDIPCONST GpPoint
*points
, INT count
, INT srcx
, INT srcy
, INT srcwidth
,
3277 INT srcheight
, GpUnit srcUnit
, GDIPCONST GpImageAttributes
* imageAttributes
,
3278 DrawImageAbort callback
, VOID
* callbackData
)
3280 GpPointF pointsF
[3];
3283 TRACE("(%p, %p, %p, %d, %d, %d, %d, %d, %d, %p, %p, %p)\n", graphics
, image
, points
, count
,
3284 srcx
, srcy
, srcwidth
, srcheight
, srcUnit
, imageAttributes
, callback
,
3287 if(!points
|| count
!=3)
3288 return InvalidParameter
;
3290 for(i
= 0; i
< count
; i
++){
3291 pointsF
[i
].X
= (REAL
)points
[i
].X
;
3292 pointsF
[i
].Y
= (REAL
)points
[i
].Y
;
3295 return GdipDrawImagePointsRect(graphics
, image
, pointsF
, count
, (REAL
)srcx
, (REAL
)srcy
,
3296 (REAL
)srcwidth
, (REAL
)srcheight
, srcUnit
, imageAttributes
,
3297 callback
, callbackData
);
3300 GpStatus WINGDIPAPI
GdipDrawImageRectRect(GpGraphics
*graphics
, GpImage
*image
,
3301 REAL dstx
, REAL dsty
, REAL dstwidth
, REAL dstheight
, REAL srcx
, REAL srcy
,
3302 REAL srcwidth
, REAL srcheight
, GpUnit srcUnit
,
3303 GDIPCONST GpImageAttributes
* imageattr
, DrawImageAbort callback
,
3304 VOID
* callbackData
)
3308 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %d, %p, %p, %p)\n",
3309 graphics
, image
, dstx
, dsty
, dstwidth
, dstheight
, srcx
, srcy
,
3310 srcwidth
, srcheight
, srcUnit
, imageattr
, callback
, callbackData
);
3314 points
[1].X
= dstx
+ dstwidth
;
3317 points
[2].Y
= dsty
+ dstheight
;
3319 return GdipDrawImagePointsRect(graphics
, image
, points
, 3, srcx
, srcy
,
3320 srcwidth
, srcheight
, srcUnit
, imageattr
, callback
, callbackData
);
3323 GpStatus WINGDIPAPI
GdipDrawImageRectRectI(GpGraphics
*graphics
, GpImage
*image
,
3324 INT dstx
, INT dsty
, INT dstwidth
, INT dstheight
, INT srcx
, INT srcy
,
3325 INT srcwidth
, INT srcheight
, GpUnit srcUnit
,
3326 GDIPCONST GpImageAttributes
* imageAttributes
, DrawImageAbort callback
,
3327 VOID
* callbackData
)
3331 TRACE("(%p, %p, %d, %d, %d, %d, %d, %d, %d, %d, %d, %p, %p, %p)\n",
3332 graphics
, image
, dstx
, dsty
, dstwidth
, dstheight
, srcx
, srcy
,
3333 srcwidth
, srcheight
, srcUnit
, imageAttributes
, callback
, callbackData
);
3337 points
[1].X
= dstx
+ dstwidth
;
3340 points
[2].Y
= dsty
+ dstheight
;
3342 return GdipDrawImagePointsRect(graphics
, image
, points
, 3, srcx
, srcy
,
3343 srcwidth
, srcheight
, srcUnit
, imageAttributes
, callback
, callbackData
);
3346 GpStatus WINGDIPAPI
GdipDrawImageRect(GpGraphics
*graphics
, GpImage
*image
,
3347 REAL x
, REAL y
, REAL width
, REAL height
)
3353 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics
, image
, x
, y
, width
, height
);
3355 if(!graphics
|| !image
)
3356 return InvalidParameter
;
3358 ret
= GdipGetImageBounds(image
, &bounds
, &unit
);
3362 return GdipDrawImageRectRect(graphics
, image
, x
, y
, width
, height
,
3363 bounds
.X
, bounds
.Y
, bounds
.Width
, bounds
.Height
,
3364 unit
, NULL
, NULL
, NULL
);
3367 GpStatus WINGDIPAPI
GdipDrawImageRectI(GpGraphics
*graphics
, GpImage
*image
,
3368 INT x
, INT y
, INT width
, INT height
)
3370 TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics
, image
, x
, y
, width
, height
);
3372 return GdipDrawImageRect(graphics
, image
, (REAL
)x
, (REAL
)y
, (REAL
)width
, (REAL
)height
);
3375 GpStatus WINGDIPAPI
GdipDrawLine(GpGraphics
*graphics
, GpPen
*pen
, REAL x1
,
3376 REAL y1
, REAL x2
, REAL y2
)
3382 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics
, pen
, x1
, y1
, x2
, y2
);
3384 if(!pen
|| !graphics
)
3385 return InvalidParameter
;
3392 FIXME("graphics object has no HDC\n");
3401 save_state
= prepare_dc(graphics
, pen
);
3403 retval
= draw_polyline(graphics
, pen
, pt
, 2, TRUE
);
3405 restore_dc(graphics
, save_state
);
3410 GpStatus WINGDIPAPI
GdipDrawLineI(GpGraphics
*graphics
, GpPen
*pen
, INT x1
,
3411 INT y1
, INT x2
, INT y2
)
3417 TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics
, pen
, x1
, y1
, x2
, y2
);
3419 if(!pen
|| !graphics
)
3420 return InvalidParameter
;
3427 FIXME("graphics object has no HDC\n");
3436 save_state
= prepare_dc(graphics
, pen
);
3438 retval
= draw_polyline(graphics
, pen
, pt
, 2, TRUE
);
3440 restore_dc(graphics
, save_state
);
3445 GpStatus WINGDIPAPI
GdipDrawLines(GpGraphics
*graphics
, GpPen
*pen
, GDIPCONST
3446 GpPointF
*points
, INT count
)
3451 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
3453 if(!pen
|| !graphics
|| (count
< 2))
3454 return InvalidParameter
;
3461 FIXME("graphics object has no HDC\n");
3465 save_state
= prepare_dc(graphics
, pen
);
3467 retval
= draw_polyline(graphics
, pen
, points
, count
, TRUE
);
3469 restore_dc(graphics
, save_state
);
3474 GpStatus WINGDIPAPI
GdipDrawLinesI(GpGraphics
*graphics
, GpPen
*pen
, GDIPCONST
3475 GpPoint
*points
, INT count
)
3479 GpPointF
*ptf
= NULL
;
3482 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
3484 if(!pen
|| !graphics
|| (count
< 2))
3485 return InvalidParameter
;
3492 FIXME("graphics object has no HDC\n");
3496 ptf
= GdipAlloc(count
* sizeof(GpPointF
));
3497 if(!ptf
) return OutOfMemory
;
3499 for(i
= 0; i
< count
; i
++){
3500 ptf
[i
].X
= (REAL
) points
[i
].X
;
3501 ptf
[i
].Y
= (REAL
) points
[i
].Y
;
3504 save_state
= prepare_dc(graphics
, pen
);
3506 retval
= draw_polyline(graphics
, pen
, ptf
, count
, TRUE
);
3508 restore_dc(graphics
, save_state
);
3514 GpStatus WINGDIPAPI
GdipDrawPath(GpGraphics
*graphics
, GpPen
*pen
, GpPath
*path
)
3519 TRACE("(%p, %p, %p)\n", graphics
, pen
, path
);
3521 if(!pen
|| !graphics
)
3522 return InvalidParameter
;
3529 FIXME("graphics object has no HDC\n");
3533 save_state
= prepare_dc(graphics
, pen
);
3535 retval
= draw_poly(graphics
, pen
, path
->pathdata
.Points
,
3536 path
->pathdata
.Types
, path
->pathdata
.Count
, TRUE
);
3538 restore_dc(graphics
, save_state
);
3543 GpStatus WINGDIPAPI
GdipDrawPie(GpGraphics
*graphics
, GpPen
*pen
, REAL x
,
3544 REAL y
, REAL width
, REAL height
, REAL startAngle
, REAL sweepAngle
)
3548 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics
, pen
, x
, y
,
3549 width
, height
, startAngle
, sweepAngle
);
3551 if(!graphics
|| !pen
)
3552 return InvalidParameter
;
3559 FIXME("graphics object has no HDC\n");
3563 save_state
= prepare_dc(graphics
, pen
);
3564 SelectObject(graphics
->hdc
, GetStockObject(NULL_BRUSH
));
3566 draw_pie(graphics
, x
, y
, width
, height
, startAngle
, sweepAngle
);
3568 restore_dc(graphics
, save_state
);
3573 GpStatus WINGDIPAPI
GdipDrawPieI(GpGraphics
*graphics
, GpPen
*pen
, INT x
,
3574 INT y
, INT width
, INT height
, REAL startAngle
, REAL sweepAngle
)
3576 TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n", graphics
, pen
, x
, y
,
3577 width
, height
, startAngle
, sweepAngle
);
3579 return GdipDrawPie(graphics
,pen
,(REAL
)x
,(REAL
)y
,(REAL
)width
,(REAL
)height
,startAngle
,sweepAngle
);
3582 GpStatus WINGDIPAPI
GdipDrawRectangle(GpGraphics
*graphics
, GpPen
*pen
, REAL x
,
3583 REAL y
, REAL width
, REAL height
)
3589 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics
, pen
, x
, y
, width
, height
);
3591 if(!pen
|| !graphics
)
3592 return InvalidParameter
;
3599 FIXME("graphics object has no HDC\n");
3605 ptf
[1].X
= x
+ width
;
3607 ptf
[2].X
= x
+ width
;
3608 ptf
[2].Y
= y
+ height
;
3610 ptf
[3].Y
= y
+ height
;
3612 save_state
= prepare_dc(graphics
, pen
);
3613 SelectObject(graphics
->hdc
, GetStockObject(NULL_BRUSH
));
3615 transform_and_round_points(graphics
, pti
, ptf
, 4);
3616 Polygon(graphics
->hdc
, pti
, 4);
3618 restore_dc(graphics
, save_state
);
3623 GpStatus WINGDIPAPI
GdipDrawRectangleI(GpGraphics
*graphics
, GpPen
*pen
, INT x
,
3624 INT y
, INT width
, INT height
)
3626 TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics
, pen
, x
, y
, width
, height
);
3628 return GdipDrawRectangle(graphics
,pen
,(REAL
)x
,(REAL
)y
,(REAL
)width
,(REAL
)height
);
3631 GpStatus WINGDIPAPI
GdipDrawRectangles(GpGraphics
*graphics
, GpPen
*pen
,
3632 GDIPCONST GpRectF
* rects
, INT count
)
3638 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, rects
, count
);
3640 if(!graphics
|| !pen
|| !rects
|| count
< 1)
3641 return InvalidParameter
;
3648 FIXME("graphics object has no HDC\n");
3652 ptf
= GdipAlloc(4 * count
* sizeof(GpPointF
));
3653 pti
= GdipAlloc(4 * count
* sizeof(POINT
));
3661 for(i
= 0; i
< count
; i
++){
3662 ptf
[4 * i
+ 3].X
= ptf
[4 * i
].X
= rects
[i
].X
;
3663 ptf
[4 * i
+ 1].Y
= ptf
[4 * i
].Y
= rects
[i
].Y
;
3664 ptf
[4 * i
+ 2].X
= ptf
[4 * i
+ 1].X
= rects
[i
].X
+ rects
[i
].Width
;
3665 ptf
[4 * i
+ 3].Y
= ptf
[4 * i
+ 2].Y
= rects
[i
].Y
+ rects
[i
].Height
;
3668 save_state
= prepare_dc(graphics
, pen
);
3669 SelectObject(graphics
->hdc
, GetStockObject(NULL_BRUSH
));
3671 transform_and_round_points(graphics
, pti
, ptf
, 4 * count
);
3673 for(i
= 0; i
< count
; i
++)
3674 Polygon(graphics
->hdc
, &pti
[4 * i
], 4);
3676 restore_dc(graphics
, save_state
);
3684 GpStatus WINGDIPAPI
GdipDrawRectanglesI(GpGraphics
*graphics
, GpPen
*pen
,
3685 GDIPCONST GpRect
* rects
, INT count
)
3691 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, rects
, count
);
3693 if(!rects
|| count
<=0)
3694 return InvalidParameter
;
3696 rectsF
= GdipAlloc(sizeof(GpRectF
) * count
);
3700 for(i
= 0;i
< count
;i
++){
3701 rectsF
[i
].X
= (REAL
)rects
[i
].X
;
3702 rectsF
[i
].Y
= (REAL
)rects
[i
].Y
;
3703 rectsF
[i
].Width
= (REAL
)rects
[i
].Width
;
3704 rectsF
[i
].Height
= (REAL
)rects
[i
].Height
;
3707 ret
= GdipDrawRectangles(graphics
, pen
, rectsF
, count
);
3713 GpStatus WINGDIPAPI
GdipFillClosedCurve2(GpGraphics
*graphics
, GpBrush
*brush
,
3714 GDIPCONST GpPointF
*points
, INT count
, REAL tension
, GpFillMode fill
)
3719 TRACE("(%p, %p, %p, %d, %.2f, %d)\n", graphics
, brush
, points
,
3720 count
, tension
, fill
);
3722 if(!graphics
|| !brush
|| !points
)
3723 return InvalidParameter
;
3728 if(count
== 1) /* Do nothing */
3731 stat
= GdipCreatePath(fill
, &path
);
3735 stat
= GdipAddPathClosedCurve2(path
, points
, count
, tension
);
3737 GdipDeletePath(path
);
3741 stat
= GdipFillPath(graphics
, brush
, path
);
3743 GdipDeletePath(path
);
3747 GdipDeletePath(path
);
3752 GpStatus WINGDIPAPI
GdipFillClosedCurve2I(GpGraphics
*graphics
, GpBrush
*brush
,
3753 GDIPCONST GpPoint
*points
, INT count
, REAL tension
, GpFillMode fill
)
3759 TRACE("(%p, %p, %p, %d, %.2f, %d)\n", graphics
, brush
, points
,
3760 count
, tension
, fill
);
3762 if(!points
|| count
== 0)
3763 return InvalidParameter
;
3765 if(count
== 1) /* Do nothing */
3768 ptf
= GdipAlloc(sizeof(GpPointF
)*count
);
3772 for(i
= 0;i
< count
;i
++){
3773 ptf
[i
].X
= (REAL
)points
[i
].X
;
3774 ptf
[i
].Y
= (REAL
)points
[i
].Y
;
3777 stat
= GdipFillClosedCurve2(graphics
, brush
, ptf
, count
, tension
, fill
);
3784 GpStatus WINGDIPAPI
GdipFillClosedCurve(GpGraphics
*graphics
, GpBrush
*brush
,
3785 GDIPCONST GpPointF
*points
, INT count
)
3787 TRACE("(%p, %p, %p, %d)\n", graphics
, brush
, points
, count
);
3788 return GdipFillClosedCurve2(graphics
, brush
, points
, count
,
3789 0.5f
, FillModeAlternate
);
3792 GpStatus WINGDIPAPI
GdipFillClosedCurveI(GpGraphics
*graphics
, GpBrush
*brush
,
3793 GDIPCONST GpPoint
*points
, INT count
)
3795 TRACE("(%p, %p, %p, %d)\n", graphics
, brush
, points
, count
);
3796 return GdipFillClosedCurve2I(graphics
, brush
, points
, count
,
3797 0.5f
, FillModeAlternate
);
3800 GpStatus WINGDIPAPI
GdipFillEllipse(GpGraphics
*graphics
, GpBrush
*brush
, REAL x
,
3801 REAL y
, REAL width
, REAL height
)
3806 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics
, brush
, x
, y
, width
, height
);
3808 if(!graphics
|| !brush
)
3809 return InvalidParameter
;
3814 stat
= GdipCreatePath(FillModeAlternate
, &path
);
3818 stat
= GdipAddPathEllipse(path
, x
, y
, width
, height
);
3821 stat
= GdipFillPath(graphics
, brush
, path
);
3823 GdipDeletePath(path
);
3829 GpStatus WINGDIPAPI
GdipFillEllipseI(GpGraphics
*graphics
, GpBrush
*brush
, INT x
,
3830 INT y
, INT width
, INT height
)
3832 TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics
, brush
, x
, y
, width
, height
);
3834 return GdipFillEllipse(graphics
,brush
,(REAL
)x
,(REAL
)y
,(REAL
)width
,(REAL
)height
);
3837 static GpStatus
GDI32_GdipFillPath(GpGraphics
*graphics
, GpBrush
*brush
, GpPath
*path
)
3842 if(!graphics
->hdc
|| !brush_can_fill_path(brush
))
3843 return NotImplemented
;
3845 save_state
= SaveDC(graphics
->hdc
);
3846 EndPath(graphics
->hdc
);
3847 SetPolyFillMode(graphics
->hdc
, (path
->fill
== FillModeAlternate
? ALTERNATE
3850 BeginPath(graphics
->hdc
);
3851 retval
= draw_poly(graphics
, NULL
, path
->pathdata
.Points
,
3852 path
->pathdata
.Types
, path
->pathdata
.Count
, FALSE
);
3857 EndPath(graphics
->hdc
);
3858 brush_fill_path(graphics
, brush
);
3863 RestoreDC(graphics
->hdc
, save_state
);
3868 static GpStatus
SOFTWARE_GdipFillPath(GpGraphics
*graphics
, GpBrush
*brush
, GpPath
*path
)
3873 if (!brush_can_fill_pixels(brush
))
3874 return NotImplemented
;
3876 /* FIXME: This could probably be done more efficiently without regions. */
3878 stat
= GdipCreateRegionPath(path
, &rgn
);
3882 stat
= GdipFillRegion(graphics
, brush
, rgn
);
3884 GdipDeleteRegion(rgn
);
3890 GpStatus WINGDIPAPI
GdipFillPath(GpGraphics
*graphics
, GpBrush
*brush
, GpPath
*path
)
3892 GpStatus stat
= NotImplemented
;
3894 TRACE("(%p, %p, %p)\n", graphics
, brush
, path
);
3896 if(!brush
|| !graphics
|| !path
)
3897 return InvalidParameter
;
3902 if (!graphics
->image
)
3903 stat
= GDI32_GdipFillPath(graphics
, brush
, path
);
3905 if (stat
== NotImplemented
)
3906 stat
= SOFTWARE_GdipFillPath(graphics
, brush
, path
);
3908 if (stat
== NotImplemented
)
3910 FIXME("Not implemented for brushtype %i\n", brush
->bt
);
3917 GpStatus WINGDIPAPI
GdipFillPie(GpGraphics
*graphics
, GpBrush
*brush
, REAL x
,
3918 REAL y
, REAL width
, REAL height
, REAL startAngle
, REAL sweepAngle
)
3923 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n",
3924 graphics
, brush
, x
, y
, width
, height
, startAngle
, sweepAngle
);
3926 if(!graphics
|| !brush
)
3927 return InvalidParameter
;
3932 stat
= GdipCreatePath(FillModeAlternate
, &path
);
3936 stat
= GdipAddPathPie(path
, x
, y
, width
, height
, startAngle
, sweepAngle
);
3939 stat
= GdipFillPath(graphics
, brush
, path
);
3941 GdipDeletePath(path
);
3947 GpStatus WINGDIPAPI
GdipFillPieI(GpGraphics
*graphics
, GpBrush
*brush
, INT x
,
3948 INT y
, INT width
, INT height
, REAL startAngle
, REAL sweepAngle
)
3950 TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n",
3951 graphics
, brush
, x
, y
, width
, height
, startAngle
, sweepAngle
);
3953 return GdipFillPie(graphics
,brush
,(REAL
)x
,(REAL
)y
,(REAL
)width
,(REAL
)height
,startAngle
,sweepAngle
);
3956 GpStatus WINGDIPAPI
GdipFillPolygon(GpGraphics
*graphics
, GpBrush
*brush
,
3957 GDIPCONST GpPointF
*points
, INT count
, GpFillMode fillMode
)
3962 TRACE("(%p, %p, %p, %d, %d)\n", graphics
, brush
, points
, count
, fillMode
);
3964 if(!graphics
|| !brush
|| !points
|| !count
)
3965 return InvalidParameter
;
3970 stat
= GdipCreatePath(fillMode
, &path
);
3974 stat
= GdipAddPathPolygon(path
, points
, count
);
3977 stat
= GdipFillPath(graphics
, brush
, path
);
3979 GdipDeletePath(path
);
3985 GpStatus WINGDIPAPI
GdipFillPolygonI(GpGraphics
*graphics
, GpBrush
*brush
,
3986 GDIPCONST GpPoint
*points
, INT count
, GpFillMode fillMode
)
3991 TRACE("(%p, %p, %p, %d, %d)\n", graphics
, brush
, points
, count
, fillMode
);
3993 if(!graphics
|| !brush
|| !points
|| !count
)
3994 return InvalidParameter
;
3999 stat
= GdipCreatePath(fillMode
, &path
);
4003 stat
= GdipAddPathPolygonI(path
, points
, count
);
4006 stat
= GdipFillPath(graphics
, brush
, path
);
4008 GdipDeletePath(path
);
4014 GpStatus WINGDIPAPI
GdipFillPolygon2(GpGraphics
*graphics
, GpBrush
*brush
,
4015 GDIPCONST GpPointF
*points
, INT count
)
4017 TRACE("(%p, %p, %p, %d)\n", graphics
, brush
, points
, count
);
4019 return GdipFillPolygon(graphics
, brush
, points
, count
, FillModeAlternate
);
4022 GpStatus WINGDIPAPI
GdipFillPolygon2I(GpGraphics
*graphics
, GpBrush
*brush
,
4023 GDIPCONST GpPoint
*points
, INT count
)
4025 TRACE("(%p, %p, %p, %d)\n", graphics
, brush
, points
, count
);
4027 return GdipFillPolygonI(graphics
, brush
, points
, count
, FillModeAlternate
);
4030 GpStatus WINGDIPAPI
GdipFillRectangle(GpGraphics
*graphics
, GpBrush
*brush
,
4031 REAL x
, REAL y
, REAL width
, REAL height
)
4036 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics
, brush
, x
, y
, width
, height
);
4038 if(!graphics
|| !brush
)
4039 return InvalidParameter
;
4044 stat
= GdipCreatePath(FillModeAlternate
, &path
);
4048 stat
= GdipAddPathRectangle(path
, x
, y
, width
, height
);
4051 stat
= GdipFillPath(graphics
, brush
, path
);
4053 GdipDeletePath(path
);
4059 GpStatus WINGDIPAPI
GdipFillRectangleI(GpGraphics
*graphics
, GpBrush
*brush
,
4060 INT x
, INT y
, INT width
, INT height
)
4062 TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics
, brush
, x
, y
, width
, height
);
4064 return GdipFillRectangle(graphics
, brush
, x
, y
, width
, height
);
4067 GpStatus WINGDIPAPI
GdipFillRectangles(GpGraphics
*graphics
, GpBrush
*brush
, GDIPCONST GpRectF
*rects
,
4073 TRACE("(%p, %p, %p, %d)\n", graphics
, brush
, rects
, count
);
4076 return InvalidParameter
;
4078 for(i
= 0; i
< count
; i
++){
4079 ret
= GdipFillRectangle(graphics
, brush
, rects
[i
].X
, rects
[i
].Y
, rects
[i
].Width
, rects
[i
].Height
);
4080 if(ret
!= Ok
) return ret
;
4086 GpStatus WINGDIPAPI
GdipFillRectanglesI(GpGraphics
*graphics
, GpBrush
*brush
, GDIPCONST GpRect
*rects
,
4093 TRACE("(%p, %p, %p, %d)\n", graphics
, brush
, rects
, count
);
4095 if(!rects
|| count
<= 0)
4096 return InvalidParameter
;
4098 rectsF
= GdipAlloc(sizeof(GpRectF
)*count
);
4102 for(i
= 0; i
< count
; i
++){
4103 rectsF
[i
].X
= (REAL
)rects
[i
].X
;
4104 rectsF
[i
].Y
= (REAL
)rects
[i
].Y
;
4105 rectsF
[i
].X
= (REAL
)rects
[i
].Width
;
4106 rectsF
[i
].Height
= (REAL
)rects
[i
].Height
;
4109 ret
= GdipFillRectangles(graphics
,brush
,rectsF
,count
);
4115 static GpStatus
GDI32_GdipFillRegion(GpGraphics
* graphics
, GpBrush
* brush
,
4123 if(!graphics
->hdc
|| !brush_can_fill_path(brush
))
4124 return NotImplemented
;
4126 status
= GdipGetRegionHRgn(region
, graphics
, &hrgn
);
4130 save_state
= SaveDC(graphics
->hdc
);
4131 EndPath(graphics
->hdc
);
4133 ExtSelectClipRgn(graphics
->hdc
, hrgn
, RGN_AND
);
4135 if (GetClipBox(graphics
->hdc
, &rc
) != NULLREGION
)
4137 BeginPath(graphics
->hdc
);
4138 Rectangle(graphics
->hdc
, rc
.left
, rc
.top
, rc
.right
, rc
.bottom
);
4139 EndPath(graphics
->hdc
);
4141 brush_fill_path(graphics
, brush
);
4144 RestoreDC(graphics
->hdc
, save_state
);
4151 static GpStatus
SOFTWARE_GdipFillRegion(GpGraphics
*graphics
, GpBrush
*brush
,
4155 GpRegion
*temp_region
;
4156 GpMatrix
*world_to_device
;
4157 GpRectF graphics_bounds
;
4161 GpRect gp_bound_rect
;
4163 if (!brush_can_fill_pixels(brush
))
4164 return NotImplemented
;
4166 stat
= get_graphics_bounds(graphics
, &graphics_bounds
);
4169 stat
= GdipCloneRegion(region
, &temp_region
);
4173 stat
= get_graphics_transform(graphics
, CoordinateSpaceDevice
,
4174 CoordinateSpaceWorld
, &world_to_device
);
4178 stat
= GdipTransformRegion(temp_region
, world_to_device
);
4180 GdipDeleteMatrix(world_to_device
);
4184 stat
= GdipCombineRegionRect(temp_region
, &graphics_bounds
, CombineModeIntersect
);
4187 stat
= GdipGetRegionHRgn(temp_region
, NULL
, &hregion
);
4189 GdipDeleteRegion(temp_region
);
4192 if (stat
== Ok
&& GetRgnBox(hregion
, &bound_rect
) == NULLREGION
)
4194 DeleteObject(hregion
);
4200 gp_bound_rect
.X
= bound_rect
.left
;
4201 gp_bound_rect
.Y
= bound_rect
.top
;
4202 gp_bound_rect
.Width
= bound_rect
.right
- bound_rect
.left
;
4203 gp_bound_rect
.Height
= bound_rect
.bottom
- bound_rect
.top
;
4205 pixel_data
= GdipAlloc(sizeof(*pixel_data
) * gp_bound_rect
.Width
* gp_bound_rect
.Height
);
4211 stat
= brush_fill_pixels(graphics
, brush
, pixel_data
,
4212 &gp_bound_rect
, gp_bound_rect
.Width
);
4215 stat
= alpha_blend_pixels_hrgn(graphics
, gp_bound_rect
.X
,
4216 gp_bound_rect
.Y
, (BYTE
*)pixel_data
, gp_bound_rect
.Width
,
4217 gp_bound_rect
.Height
, gp_bound_rect
.Width
* 4, hregion
);
4219 GdipFree(pixel_data
);
4222 DeleteObject(hregion
);
4228 /*****************************************************************************
4229 * GdipFillRegion [GDIPLUS.@]
4231 GpStatus WINGDIPAPI
GdipFillRegion(GpGraphics
* graphics
, GpBrush
* brush
,
4234 GpStatus stat
= NotImplemented
;
4236 TRACE("(%p, %p, %p)\n", graphics
, brush
, region
);
4238 if (!(graphics
&& brush
&& region
))
4239 return InvalidParameter
;
4244 if (!graphics
->image
)
4245 stat
= GDI32_GdipFillRegion(graphics
, brush
, region
);
4247 if (stat
== NotImplemented
)
4248 stat
= SOFTWARE_GdipFillRegion(graphics
, brush
, region
);
4250 if (stat
== NotImplemented
)
4252 FIXME("not implemented for brushtype %i\n", brush
->bt
);
4259 GpStatus WINGDIPAPI
GdipFlush(GpGraphics
*graphics
, GpFlushIntention intention
)
4261 TRACE("(%p,%u)\n", graphics
, intention
);
4264 return InvalidParameter
;
4269 /* We have no internal operation queue, so there's no need to clear it. */
4277 /*****************************************************************************
4278 * GdipGetClipBounds [GDIPLUS.@]
4280 GpStatus WINGDIPAPI
GdipGetClipBounds(GpGraphics
*graphics
, GpRectF
*rect
)
4282 TRACE("(%p, %p)\n", graphics
, rect
);
4285 return InvalidParameter
;
4290 return GdipGetRegionBounds(graphics
->clip
, graphics
, rect
);
4293 /*****************************************************************************
4294 * GdipGetClipBoundsI [GDIPLUS.@]
4296 GpStatus WINGDIPAPI
GdipGetClipBoundsI(GpGraphics
*graphics
, GpRect
*rect
)
4298 TRACE("(%p, %p)\n", graphics
, rect
);
4301 return InvalidParameter
;
4306 return GdipGetRegionBoundsI(graphics
->clip
, graphics
, rect
);
4309 /* FIXME: Compositing mode is not used anywhere except the getter/setter. */
4310 GpStatus WINGDIPAPI
GdipGetCompositingMode(GpGraphics
*graphics
,
4311 CompositingMode
*mode
)
4313 TRACE("(%p, %p)\n", graphics
, mode
);
4315 if(!graphics
|| !mode
)
4316 return InvalidParameter
;
4321 *mode
= graphics
->compmode
;
4326 /* FIXME: Compositing quality is not used anywhere except the getter/setter. */
4327 GpStatus WINGDIPAPI
GdipGetCompositingQuality(GpGraphics
*graphics
,
4328 CompositingQuality
*quality
)
4330 TRACE("(%p, %p)\n", graphics
, quality
);
4332 if(!graphics
|| !quality
)
4333 return InvalidParameter
;
4338 *quality
= graphics
->compqual
;
4343 /* FIXME: Interpolation mode is not used anywhere except the getter/setter. */
4344 GpStatus WINGDIPAPI
GdipGetInterpolationMode(GpGraphics
*graphics
,
4345 InterpolationMode
*mode
)
4347 TRACE("(%p, %p)\n", graphics
, mode
);
4349 if(!graphics
|| !mode
)
4350 return InvalidParameter
;
4355 *mode
= graphics
->interpolation
;
4360 /* FIXME: Need to handle color depths less than 24bpp */
4361 GpStatus WINGDIPAPI
GdipGetNearestColor(GpGraphics
*graphics
, ARGB
* argb
)
4363 FIXME("(%p, %p): Passing color unmodified\n", graphics
, argb
);
4365 if(!graphics
|| !argb
)
4366 return InvalidParameter
;
4374 GpStatus WINGDIPAPI
GdipGetPageScale(GpGraphics
*graphics
, REAL
*scale
)
4376 TRACE("(%p, %p)\n", graphics
, scale
);
4378 if(!graphics
|| !scale
)
4379 return InvalidParameter
;
4384 *scale
= graphics
->scale
;
4389 GpStatus WINGDIPAPI
GdipGetPageUnit(GpGraphics
*graphics
, GpUnit
*unit
)
4391 TRACE("(%p, %p)\n", graphics
, unit
);
4393 if(!graphics
|| !unit
)
4394 return InvalidParameter
;
4399 *unit
= graphics
->unit
;
4404 /* FIXME: Pixel offset mode is not used anywhere except the getter/setter. */
4405 GpStatus WINGDIPAPI
GdipGetPixelOffsetMode(GpGraphics
*graphics
, PixelOffsetMode
4408 TRACE("(%p, %p)\n", graphics
, mode
);
4410 if(!graphics
|| !mode
)
4411 return InvalidParameter
;
4416 *mode
= graphics
->pixeloffset
;
4421 /* FIXME: Smoothing mode is not used anywhere except the getter/setter. */
4422 GpStatus WINGDIPAPI
GdipGetSmoothingMode(GpGraphics
*graphics
, SmoothingMode
*mode
)
4424 TRACE("(%p, %p)\n", graphics
, mode
);
4426 if(!graphics
|| !mode
)
4427 return InvalidParameter
;
4432 *mode
= graphics
->smoothing
;
4437 GpStatus WINGDIPAPI
GdipGetTextContrast(GpGraphics
*graphics
, UINT
*contrast
)
4439 TRACE("(%p, %p)\n", graphics
, contrast
);
4441 if(!graphics
|| !contrast
)
4442 return InvalidParameter
;
4444 *contrast
= graphics
->textcontrast
;
4449 /* FIXME: Text rendering hint is not used anywhere except the getter/setter. */
4450 GpStatus WINGDIPAPI
GdipGetTextRenderingHint(GpGraphics
*graphics
,
4451 TextRenderingHint
*hint
)
4453 TRACE("(%p, %p)\n", graphics
, hint
);
4455 if(!graphics
|| !hint
)
4456 return InvalidParameter
;
4461 *hint
= graphics
->texthint
;
4466 GpStatus WINGDIPAPI
GdipGetVisibleClipBounds(GpGraphics
*graphics
, GpRectF
*rect
)
4471 TRACE("(%p, %p)\n", graphics
, rect
);
4473 if(!graphics
|| !rect
)
4474 return InvalidParameter
;
4479 /* intersect window and graphics clipping regions */
4480 if((stat
= GdipCreateRegion(&clip_rgn
)) != Ok
)
4483 if((stat
= get_visible_clip_region(graphics
, clip_rgn
)) != Ok
)
4486 /* get bounds of the region */
4487 stat
= GdipGetRegionBounds(clip_rgn
, graphics
, rect
);
4490 GdipDeleteRegion(clip_rgn
);
4495 GpStatus WINGDIPAPI
GdipGetVisibleClipBoundsI(GpGraphics
*graphics
, GpRect
*rect
)
4500 TRACE("(%p, %p)\n", graphics
, rect
);
4502 if(!graphics
|| !rect
)
4503 return InvalidParameter
;
4505 if((stat
= GdipGetVisibleClipBounds(graphics
, &rectf
)) == Ok
)
4507 rect
->X
= roundr(rectf
.X
);
4508 rect
->Y
= roundr(rectf
.Y
);
4509 rect
->Width
= roundr(rectf
.Width
);
4510 rect
->Height
= roundr(rectf
.Height
);
4516 GpStatus WINGDIPAPI
GdipGetWorldTransform(GpGraphics
*graphics
, GpMatrix
*matrix
)
4518 TRACE("(%p, %p)\n", graphics
, matrix
);
4520 if(!graphics
|| !matrix
)
4521 return InvalidParameter
;
4526 *matrix
= *graphics
->worldtrans
;
4530 GpStatus WINGDIPAPI
GdipGraphicsClear(GpGraphics
*graphics
, ARGB color
)
4536 TRACE("(%p, %x)\n", graphics
, color
);
4539 return InvalidParameter
;
4544 if((stat
= GdipCreateSolidFill(color
, &brush
)) != Ok
)
4547 if((stat
= get_graphics_bounds(graphics
, &wnd_rect
)) != Ok
){
4548 GdipDeleteBrush((GpBrush
*)brush
);
4552 GdipFillRectangle(graphics
, (GpBrush
*)brush
, wnd_rect
.X
, wnd_rect
.Y
,
4553 wnd_rect
.Width
, wnd_rect
.Height
);
4555 GdipDeleteBrush((GpBrush
*)brush
);
4560 GpStatus WINGDIPAPI
GdipIsClipEmpty(GpGraphics
*graphics
, BOOL
*res
)
4562 TRACE("(%p, %p)\n", graphics
, res
);
4564 if(!graphics
|| !res
)
4565 return InvalidParameter
;
4567 return GdipIsEmptyRegion(graphics
->clip
, graphics
, res
);
4570 GpStatus WINGDIPAPI
GdipIsVisiblePoint(GpGraphics
*graphics
, REAL x
, REAL y
, BOOL
*result
)
4576 TRACE("(%p, %.2f, %.2f, %p)\n", graphics
, x
, y
, result
);
4578 if(!graphics
|| !result
)
4579 return InvalidParameter
;
4586 if((stat
= GdipTransformPoints(graphics
, CoordinateSpaceDevice
,
4587 CoordinateSpaceWorld
, &pt
, 1)) != Ok
)
4590 if((stat
= GdipCreateRegion(&rgn
)) != Ok
)
4593 if((stat
= get_visible_clip_region(graphics
, rgn
)) != Ok
)
4596 stat
= GdipIsVisibleRegionPoint(rgn
, pt
.X
, pt
.Y
, graphics
, result
);
4599 GdipDeleteRegion(rgn
);
4603 GpStatus WINGDIPAPI
GdipIsVisiblePointI(GpGraphics
*graphics
, INT x
, INT y
, BOOL
*result
)
4605 return GdipIsVisiblePoint(graphics
, (REAL
)x
, (REAL
)y
, result
);
4608 GpStatus WINGDIPAPI
GdipIsVisibleRect(GpGraphics
*graphics
, REAL x
, REAL y
, REAL width
, REAL height
, BOOL
*result
)
4614 TRACE("(%p %.2f %.2f %.2f %.2f %p)\n", graphics
, x
, y
, width
, height
, result
);
4616 if(!graphics
|| !result
)
4617 return InvalidParameter
;
4624 pts
[1].X
= x
+ width
;
4625 pts
[1].Y
= y
+ height
;
4627 if((stat
= GdipTransformPoints(graphics
, CoordinateSpaceDevice
,
4628 CoordinateSpaceWorld
, pts
, 2)) != Ok
)
4631 pts
[1].X
-= pts
[0].X
;
4632 pts
[1].Y
-= pts
[0].Y
;
4634 if((stat
= GdipCreateRegion(&rgn
)) != Ok
)
4637 if((stat
= get_visible_clip_region(graphics
, rgn
)) != Ok
)
4640 stat
= GdipIsVisibleRegionRect(rgn
, pts
[0].X
, pts
[0].Y
, pts
[1].X
, pts
[1].Y
, graphics
, result
);
4643 GdipDeleteRegion(rgn
);
4647 GpStatus WINGDIPAPI
GdipIsVisibleRectI(GpGraphics
*graphics
, INT x
, INT y
, INT width
, INT height
, BOOL
*result
)
4649 return GdipIsVisibleRect(graphics
, (REAL
)x
, (REAL
)y
, (REAL
)width
, (REAL
)height
, result
);
4652 GpStatus
gdip_format_string(HDC hdc
,
4653 GDIPCONST WCHAR
*string
, INT length
, GDIPCONST GpFont
*font
,
4654 GDIPCONST RectF
*rect
, GDIPCONST GpStringFormat
*format
,
4655 gdip_format_string_callback callback
, void *user_data
)
4658 int sum
= 0, height
= 0, fit
, fitcpy
, i
, j
, lret
, nwidth
,
4659 nheight
, lineend
, lineno
= 0;
4661 StringAlignment halign
;
4665 if(length
== -1) length
= lstrlenW(string
);
4667 stringdup
= GdipAlloc((length
+ 1) * sizeof(WCHAR
));
4668 if(!stringdup
) return OutOfMemory
;
4670 nwidth
= roundr(rect
->Width
);
4671 nheight
= roundr(rect
->Height
);
4673 if (rect
->Width
>= INT_MAX
|| rect
->Width
< 0.5) nwidth
= INT_MAX
;
4674 if (rect
->Height
>= INT_MAX
|| rect
->Height
< 0.5) nheight
= INT_MAX
;
4676 for(i
= 0, j
= 0; i
< length
; i
++){
4677 /* FIXME: This makes the indexes passed to callback inaccurate. */
4678 if(!isprintW(string
[i
]) && (string
[i
] != '\n'))
4681 stringdup
[j
] = string
[i
];
4687 if (format
) halign
= format
->align
;
4688 else halign
= StringAlignmentNear
;
4690 while(sum
< length
){
4691 GetTextExtentExPointW(hdc
, stringdup
+ sum
, length
- sum
,
4692 nwidth
, &fit
, NULL
, &size
);
4698 for(lret
= 0; lret
< fit
; lret
++)
4699 if(*(stringdup
+ sum
+ lret
) == '\n')
4702 /* Line break code (may look strange, but it imitates windows). */
4704 lineend
= fit
= lret
; /* this is not an off-by-one error */
4705 else if(fit
< (length
- sum
)){
4706 if(*(stringdup
+ sum
+ fit
) == ' ')
4707 while(*(stringdup
+ sum
+ fit
) == ' ')
4710 while(*(stringdup
+ sum
+ fit
- 1) != ' '){
4713 if(*(stringdup
+ sum
+ fit
) == '\t')
4722 while(*(stringdup
+ sum
+ lineend
- 1) == ' ' ||
4723 *(stringdup
+ sum
+ lineend
- 1) == '\t')
4729 GetTextExtentExPointW(hdc
, stringdup
+ sum
, lineend
,
4730 nwidth
, &j
, NULL
, &size
);
4732 bounds
.Width
= size
.cx
;
4734 if(height
+ size
.cy
> nheight
)
4735 bounds
.Height
= nheight
- (height
+ size
.cy
);
4737 bounds
.Height
= size
.cy
;
4739 bounds
.Y
= rect
->Y
+ height
;
4743 case StringAlignmentNear
:
4747 case StringAlignmentCenter
:
4748 bounds
.X
= rect
->X
+ (rect
->Width
/2) - (bounds
.Width
/2);
4750 case StringAlignmentFar
:
4751 bounds
.X
= rect
->X
+ rect
->Width
- bounds
.Width
;
4755 stat
= callback(hdc
, stringdup
, sum
, lineend
,
4756 font
, rect
, format
, lineno
, &bounds
, user_data
);
4761 sum
+= fit
+ (lret
< fitcpy
? 1 : 0);
4765 if(height
> nheight
)
4768 /* Stop if this was a linewrap (but not if it was a linebreak). */
4769 if((lret
== fitcpy
) && format
&& (format
->attr
& StringFormatFlagsNoWrap
))
4773 GdipFree(stringdup
);
4778 struct measure_ranges_args
{
4782 static GpStatus
measure_ranges_callback(HDC hdc
,
4783 GDIPCONST WCHAR
*string
, INT index
, INT length
, GDIPCONST GpFont
*font
,
4784 GDIPCONST RectF
*rect
, GDIPCONST GpStringFormat
*format
,
4785 INT lineno
, const RectF
*bounds
, void *user_data
)
4789 struct measure_ranges_args
*args
= user_data
;
4791 for (i
=0; i
<format
->range_count
; i
++)
4793 INT range_start
= max(index
, format
->character_ranges
[i
].First
);
4794 INT range_end
= min(index
+length
, format
->character_ranges
[i
].First
+format
->character_ranges
[i
].Length
);
4795 if (range_start
< range_end
)
4800 range_rect
.Y
= bounds
->Y
;
4801 range_rect
.Height
= bounds
->Height
;
4803 GetTextExtentExPointW(hdc
, string
+ index
, range_start
- index
,
4804 INT_MAX
, NULL
, NULL
, &range_size
);
4805 range_rect
.X
= bounds
->X
+ range_size
.cx
;
4807 GetTextExtentExPointW(hdc
, string
+ index
, range_end
- index
,
4808 INT_MAX
, NULL
, NULL
, &range_size
);
4809 range_rect
.Width
= (bounds
->X
+ range_size
.cx
) - range_rect
.X
;
4811 stat
= GdipCombineRegionRect(args
->regions
[i
], &range_rect
, CombineModeUnion
);
4820 GpStatus WINGDIPAPI
GdipMeasureCharacterRanges(GpGraphics
* graphics
,
4821 GDIPCONST WCHAR
* string
, INT length
, GDIPCONST GpFont
* font
,
4822 GDIPCONST RectF
* layoutRect
, GDIPCONST GpStringFormat
*stringFormat
,
4823 INT regionCount
, GpRegion
** regions
)
4828 struct measure_ranges_args args
;
4829 HDC hdc
, temp_hdc
=NULL
;
4831 TRACE("(%p %s %d %p %s %p %d %p)\n", graphics
, debugstr_w(string
),
4832 length
, font
, debugstr_rectf(layoutRect
), stringFormat
, regionCount
, regions
);
4834 if (!(graphics
&& string
&& font
&& layoutRect
&& stringFormat
&& regions
))
4835 return InvalidParameter
;
4837 if (regionCount
< stringFormat
->range_count
)
4838 return InvalidParameter
;
4842 hdc
= temp_hdc
= CreateCompatibleDC(0);
4843 if (!temp_hdc
) return OutOfMemory
;
4846 hdc
= graphics
->hdc
;
4848 if (stringFormat
->attr
)
4849 TRACE("may be ignoring some format flags: attr %x\n", stringFormat
->attr
);
4851 oldfont
= SelectObject(hdc
, CreateFontIndirectW(&font
->lfw
));
4853 for (i
=0; i
<stringFormat
->range_count
; i
++)
4855 stat
= GdipSetEmpty(regions
[i
]);
4860 args
.regions
= regions
;
4862 stat
= gdip_format_string(hdc
, string
, length
, font
, layoutRect
, stringFormat
,
4863 measure_ranges_callback
, &args
);
4865 DeleteObject(SelectObject(hdc
, oldfont
));
4873 struct measure_string_args
{
4875 INT
*codepointsfitted
;
4879 static GpStatus
measure_string_callback(HDC hdc
,
4880 GDIPCONST WCHAR
*string
, INT index
, INT length
, GDIPCONST GpFont
*font
,
4881 GDIPCONST RectF
*rect
, GDIPCONST GpStringFormat
*format
,
4882 INT lineno
, const RectF
*bounds
, void *user_data
)
4884 struct measure_string_args
*args
= user_data
;
4886 if (bounds
->Width
> args
->bounds
->Width
)
4887 args
->bounds
->Width
= bounds
->Width
;
4889 if (bounds
->Height
+ bounds
->Y
> args
->bounds
->Height
+ args
->bounds
->Y
)
4890 args
->bounds
->Height
= bounds
->Height
+ bounds
->Y
- args
->bounds
->Y
;
4892 if (args
->codepointsfitted
)
4893 *args
->codepointsfitted
= index
+ length
;
4895 if (args
->linesfilled
)
4896 (*args
->linesfilled
)++;
4901 /* Find the smallest rectangle that bounds the text when it is printed in rect
4902 * according to the format options listed in format. If rect has 0 width and
4903 * height, then just find the smallest rectangle that bounds the text when it's
4904 * printed at location (rect->X, rect-Y). */
4905 GpStatus WINGDIPAPI
GdipMeasureString(GpGraphics
*graphics
,
4906 GDIPCONST WCHAR
*string
, INT length
, GDIPCONST GpFont
*font
,
4907 GDIPCONST RectF
*rect
, GDIPCONST GpStringFormat
*format
, RectF
*bounds
,
4908 INT
*codepointsfitted
, INT
*linesfilled
)
4911 struct measure_string_args args
;
4912 HDC temp_hdc
=NULL
, hdc
;
4914 TRACE("(%p, %s, %i, %p, %s, %p, %p, %p, %p)\n", graphics
,
4915 debugstr_wn(string
, length
), length
, font
, debugstr_rectf(rect
), format
,
4916 bounds
, codepointsfitted
, linesfilled
);
4918 if(!graphics
|| !string
|| !font
|| !rect
|| !bounds
)
4919 return InvalidParameter
;
4923 hdc
= temp_hdc
= CreateCompatibleDC(0);
4924 if (!temp_hdc
) return OutOfMemory
;
4927 hdc
= graphics
->hdc
;
4929 if(linesfilled
) *linesfilled
= 0;
4930 if(codepointsfitted
) *codepointsfitted
= 0;
4933 TRACE("may be ignoring some format flags: attr %x\n", format
->attr
);
4935 oldfont
= SelectObject(hdc
, CreateFontIndirectW(&font
->lfw
));
4937 bounds
->X
= rect
->X
;
4938 bounds
->Y
= rect
->Y
;
4939 bounds
->Width
= 0.0;
4940 bounds
->Height
= 0.0;
4942 args
.bounds
= bounds
;
4943 args
.codepointsfitted
= codepointsfitted
;
4944 args
.linesfilled
= linesfilled
;
4946 gdip_format_string(hdc
, string
, length
, font
, rect
, format
,
4947 measure_string_callback
, &args
);
4949 DeleteObject(SelectObject(hdc
, oldfont
));
4957 struct draw_string_args
{
4958 GpGraphics
*graphics
;
4959 GDIPCONST GpBrush
*brush
;
4960 REAL x
, y
, rel_width
, rel_height
, ascent
;
4963 static GpStatus
draw_string_callback(HDC hdc
,
4964 GDIPCONST WCHAR
*string
, INT index
, INT length
, GDIPCONST GpFont
*font
,
4965 GDIPCONST RectF
*rect
, GDIPCONST GpStringFormat
*format
,
4966 INT lineno
, const RectF
*bounds
, void *user_data
)
4968 struct draw_string_args
*args
= user_data
;
4971 position
.X
= args
->x
+ bounds
->X
/ args
->rel_width
;
4972 position
.Y
= args
->y
+ bounds
->Y
/ args
->rel_height
+ args
->ascent
;
4974 return GdipDrawDriverString(args
->graphics
, &string
[index
], length
, font
,
4975 args
->brush
, &position
,
4976 DriverStringOptionsCmapLookup
|DriverStringOptionsRealizedAdvance
, NULL
);
4979 GpStatus WINGDIPAPI
GdipDrawString(GpGraphics
*graphics
, GDIPCONST WCHAR
*string
,
4980 INT length
, GDIPCONST GpFont
*font
, GDIPCONST RectF
*rect
,
4981 GDIPCONST GpStringFormat
*format
, GDIPCONST GpBrush
*brush
)
4985 GpPointF pt
[3], rectcpy
[4];
4987 REAL rel_width
, rel_height
;
4990 struct draw_string_args args
;
4992 HDC hdc
, temp_hdc
=NULL
;
4993 TEXTMETRICW textmetric
;
4995 TRACE("(%p, %s, %i, %p, %s, %p, %p)\n", graphics
, debugstr_wn(string
, length
),
4996 length
, font
, debugstr_rectf(rect
), format
, brush
);
4998 if(!graphics
|| !string
|| !font
|| !brush
|| !rect
)
4999 return InvalidParameter
;
5003 hdc
= graphics
->hdc
;
5007 hdc
= temp_hdc
= CreateCompatibleDC(0);
5011 TRACE("may be ignoring some format flags: attr %x\n", format
->attr
);
5013 /* Should be no need to explicitly test for StringAlignmentNear as
5014 * that is default behavior if no alignment is passed. */
5015 if(format
->vertalign
!= StringAlignmentNear
){
5017 GdipMeasureString(graphics
, string
, length
, font
, rect
, format
, &bounds
, 0, 0);
5019 if(format
->vertalign
== StringAlignmentCenter
)
5020 offsety
= (rect
->Height
- bounds
.Height
) / 2;
5021 else if(format
->vertalign
== StringAlignmentFar
)
5022 offsety
= (rect
->Height
- bounds
.Height
);
5026 save_state
= SaveDC(hdc
);
5034 GdipTransformPoints(graphics
, CoordinateSpaceDevice
, CoordinateSpaceWorld
, pt
, 3);
5035 rel_width
= sqrt((pt
[1].Y
-pt
[0].Y
)*(pt
[1].Y
-pt
[0].Y
)+
5036 (pt
[1].X
-pt
[0].X
)*(pt
[1].X
-pt
[0].X
));
5037 rel_height
= sqrt((pt
[2].Y
-pt
[0].Y
)*(pt
[2].Y
-pt
[0].Y
)+
5038 (pt
[2].X
-pt
[0].X
)*(pt
[2].X
-pt
[0].X
));
5040 rectcpy
[3].X
= rectcpy
[0].X
= rect
->X
;
5041 rectcpy
[1].Y
= rectcpy
[0].Y
= rect
->Y
+ offsety
;
5042 rectcpy
[2].X
= rectcpy
[1].X
= rect
->X
+ rect
->Width
;
5043 rectcpy
[3].Y
= rectcpy
[2].Y
= rect
->Y
+ offsety
+ rect
->Height
;
5044 transform_and_round_points(graphics
, corners
, rectcpy
, 4);
5046 scaled_rect
.X
= 0.0;
5047 scaled_rect
.Y
= 0.0;
5048 scaled_rect
.Width
= rel_width
* rect
->Width
;
5049 scaled_rect
.Height
= rel_height
* rect
->Height
;
5051 if (roundr(scaled_rect
.Width
) != 0 && roundr(scaled_rect
.Height
) != 0)
5053 /* FIXME: If only the width or only the height is 0, we should probably still clip */
5054 rgn
= CreatePolygonRgn(corners
, 4, ALTERNATE
);
5055 SelectClipRgn(hdc
, rgn
);
5058 get_font_hfont(graphics
, font
, &gdifont
);
5059 SelectObject(hdc
, gdifont
);
5061 args
.graphics
= graphics
;
5065 args
.y
= rect
->Y
+ offsety
;
5067 args
.rel_width
= rel_width
;
5068 args
.rel_height
= rel_height
;
5070 GetTextMetricsW(hdc
, &textmetric
);
5071 args
.ascent
= textmetric
.tmAscent
/ rel_height
;
5073 gdip_format_string(hdc
, string
, length
, font
, &scaled_rect
, format
,
5074 draw_string_callback
, &args
);
5077 DeleteObject(gdifont
);
5079 RestoreDC(hdc
, save_state
);
5086 GpStatus WINGDIPAPI
GdipResetClip(GpGraphics
*graphics
)
5088 TRACE("(%p)\n", graphics
);
5091 return InvalidParameter
;
5096 return GdipSetInfinite(graphics
->clip
);
5099 GpStatus WINGDIPAPI
GdipResetWorldTransform(GpGraphics
*graphics
)
5101 TRACE("(%p)\n", graphics
);
5104 return InvalidParameter
;
5109 graphics
->worldtrans
->matrix
[0] = 1.0;
5110 graphics
->worldtrans
->matrix
[1] = 0.0;
5111 graphics
->worldtrans
->matrix
[2] = 0.0;
5112 graphics
->worldtrans
->matrix
[3] = 1.0;
5113 graphics
->worldtrans
->matrix
[4] = 0.0;
5114 graphics
->worldtrans
->matrix
[5] = 0.0;
5119 GpStatus WINGDIPAPI
GdipRestoreGraphics(GpGraphics
*graphics
, GraphicsState state
)
5121 return GdipEndContainer(graphics
, state
);
5124 GpStatus WINGDIPAPI
GdipRotateWorldTransform(GpGraphics
*graphics
, REAL angle
,
5125 GpMatrixOrder order
)
5127 TRACE("(%p, %.2f, %d)\n", graphics
, angle
, order
);
5130 return InvalidParameter
;
5135 return GdipRotateMatrix(graphics
->worldtrans
, angle
, order
);
5138 GpStatus WINGDIPAPI
GdipSaveGraphics(GpGraphics
*graphics
, GraphicsState
*state
)
5140 return GdipBeginContainer2(graphics
, state
);
5143 GpStatus WINGDIPAPI
GdipBeginContainer2(GpGraphics
*graphics
,
5144 GraphicsContainer
*state
)
5146 GraphicsContainerItem
*container
;
5149 TRACE("(%p, %p)\n", graphics
, state
);
5151 if(!graphics
|| !state
)
5152 return InvalidParameter
;
5154 sts
= init_container(&container
, graphics
);
5158 list_add_head(&graphics
->containers
, &container
->entry
);
5159 *state
= graphics
->contid
= container
->contid
;
5164 GpStatus WINGDIPAPI
GdipBeginContainer(GpGraphics
*graphics
, GDIPCONST GpRectF
*dstrect
, GDIPCONST GpRectF
*srcrect
, GpUnit unit
, GraphicsContainer
*state
)
5166 FIXME("(%p, %p, %p, %d, %p): stub\n", graphics
, dstrect
, srcrect
, unit
, state
);
5167 return NotImplemented
;
5170 GpStatus WINGDIPAPI
GdipBeginContainerI(GpGraphics
*graphics
, GDIPCONST GpRect
*dstrect
, GDIPCONST GpRect
*srcrect
, GpUnit unit
, GraphicsContainer
*state
)
5172 FIXME("(%p, %p, %p, %d, %p): stub\n", graphics
, dstrect
, srcrect
, unit
, state
);
5173 return NotImplemented
;
5176 GpStatus WINGDIPAPI
GdipComment(GpGraphics
*graphics
, UINT sizeData
, GDIPCONST BYTE
*data
)
5178 FIXME("(%p, %d, %p): stub\n", graphics
, sizeData
, data
);
5179 return NotImplemented
;
5182 GpStatus WINGDIPAPI
GdipEndContainer(GpGraphics
*graphics
, GraphicsContainer state
)
5185 GraphicsContainerItem
*container
, *container2
;
5187 TRACE("(%p, %x)\n", graphics
, state
);
5190 return InvalidParameter
;
5192 LIST_FOR_EACH_ENTRY(container
, &graphics
->containers
, GraphicsContainerItem
, entry
){
5193 if(container
->contid
== state
)
5197 /* did not find a matching container */
5198 if(&container
->entry
== &graphics
->containers
)
5201 sts
= restore_container(graphics
, container
);
5205 /* remove all of the containers on top of the found container */
5206 LIST_FOR_EACH_ENTRY_SAFE(container
, container2
, &graphics
->containers
, GraphicsContainerItem
, entry
){
5207 if(container
->contid
== state
)
5209 list_remove(&container
->entry
);
5210 delete_container(container
);
5213 list_remove(&container
->entry
);
5214 delete_container(container
);
5219 GpStatus WINGDIPAPI
GdipScaleWorldTransform(GpGraphics
*graphics
, REAL sx
,
5220 REAL sy
, GpMatrixOrder order
)
5222 TRACE("(%p, %.2f, %.2f, %d)\n", graphics
, sx
, sy
, order
);
5225 return InvalidParameter
;
5230 return GdipScaleMatrix(graphics
->worldtrans
, sx
, sy
, order
);
5233 GpStatus WINGDIPAPI
GdipSetClipGraphics(GpGraphics
*graphics
, GpGraphics
*srcgraphics
,
5236 TRACE("(%p, %p, %d)\n", graphics
, srcgraphics
, mode
);
5238 if(!graphics
|| !srcgraphics
)
5239 return InvalidParameter
;
5241 return GdipCombineRegionRegion(graphics
->clip
, srcgraphics
->clip
, mode
);
5244 GpStatus WINGDIPAPI
GdipSetCompositingMode(GpGraphics
*graphics
,
5245 CompositingMode mode
)
5247 TRACE("(%p, %d)\n", graphics
, mode
);
5250 return InvalidParameter
;
5255 graphics
->compmode
= mode
;
5260 GpStatus WINGDIPAPI
GdipSetCompositingQuality(GpGraphics
*graphics
,
5261 CompositingQuality quality
)
5263 TRACE("(%p, %d)\n", graphics
, quality
);
5266 return InvalidParameter
;
5271 graphics
->compqual
= quality
;
5276 GpStatus WINGDIPAPI
GdipSetInterpolationMode(GpGraphics
*graphics
,
5277 InterpolationMode mode
)
5279 TRACE("(%p, %d)\n", graphics
, mode
);
5281 if(!graphics
|| mode
== InterpolationModeInvalid
|| mode
> InterpolationModeHighQualityBicubic
)
5282 return InvalidParameter
;
5287 if (mode
== InterpolationModeDefault
|| mode
== InterpolationModeLowQuality
)
5288 mode
= InterpolationModeBilinear
;
5290 if (mode
== InterpolationModeHighQuality
)
5291 mode
= InterpolationModeHighQualityBicubic
;
5293 graphics
->interpolation
= mode
;
5298 GpStatus WINGDIPAPI
GdipSetPageScale(GpGraphics
*graphics
, REAL scale
)
5300 TRACE("(%p, %.2f)\n", graphics
, scale
);
5302 if(!graphics
|| (scale
<= 0.0))
5303 return InvalidParameter
;
5308 graphics
->scale
= scale
;
5313 GpStatus WINGDIPAPI
GdipSetPageUnit(GpGraphics
*graphics
, GpUnit unit
)
5315 TRACE("(%p, %d)\n", graphics
, unit
);
5318 return InvalidParameter
;
5323 if(unit
== UnitWorld
)
5324 return InvalidParameter
;
5326 graphics
->unit
= unit
;
5331 GpStatus WINGDIPAPI
GdipSetPixelOffsetMode(GpGraphics
*graphics
, PixelOffsetMode
5334 TRACE("(%p, %d)\n", graphics
, mode
);
5337 return InvalidParameter
;
5342 graphics
->pixeloffset
= mode
;
5347 GpStatus WINGDIPAPI
GdipSetRenderingOrigin(GpGraphics
*graphics
, INT x
, INT y
)
5351 TRACE("(%p,%i,%i)\n", graphics
, x
, y
);
5354 FIXME("not implemented\n");
5356 return NotImplemented
;
5359 GpStatus WINGDIPAPI
GdipGetRenderingOrigin(GpGraphics
*graphics
, INT
*x
, INT
*y
)
5363 TRACE("(%p,%p,%p)\n", graphics
, x
, y
);
5366 FIXME("not implemented\n");
5370 return NotImplemented
;
5373 GpStatus WINGDIPAPI
GdipSetSmoothingMode(GpGraphics
*graphics
, SmoothingMode mode
)
5375 TRACE("(%p, %d)\n", graphics
, mode
);
5378 return InvalidParameter
;
5383 graphics
->smoothing
= mode
;
5388 GpStatus WINGDIPAPI
GdipSetTextContrast(GpGraphics
*graphics
, UINT contrast
)
5390 TRACE("(%p, %d)\n", graphics
, contrast
);
5393 return InvalidParameter
;
5395 graphics
->textcontrast
= contrast
;
5400 GpStatus WINGDIPAPI
GdipSetTextRenderingHint(GpGraphics
*graphics
,
5401 TextRenderingHint hint
)
5403 TRACE("(%p, %d)\n", graphics
, hint
);
5405 if(!graphics
|| hint
> TextRenderingHintClearTypeGridFit
)
5406 return InvalidParameter
;
5411 graphics
->texthint
= hint
;
5416 GpStatus WINGDIPAPI
GdipSetWorldTransform(GpGraphics
*graphics
, GpMatrix
*matrix
)
5418 TRACE("(%p, %p)\n", graphics
, matrix
);
5420 if(!graphics
|| !matrix
)
5421 return InvalidParameter
;
5426 GdipDeleteMatrix(graphics
->worldtrans
);
5427 return GdipCloneMatrix(matrix
, &graphics
->worldtrans
);
5430 GpStatus WINGDIPAPI
GdipTranslateWorldTransform(GpGraphics
*graphics
, REAL dx
,
5431 REAL dy
, GpMatrixOrder order
)
5433 TRACE("(%p, %.2f, %.2f, %d)\n", graphics
, dx
, dy
, order
);
5436 return InvalidParameter
;
5441 return GdipTranslateMatrix(graphics
->worldtrans
, dx
, dy
, order
);
5444 /*****************************************************************************
5445 * GdipSetClipHrgn [GDIPLUS.@]
5447 GpStatus WINGDIPAPI
GdipSetClipHrgn(GpGraphics
*graphics
, HRGN hrgn
, CombineMode mode
)
5452 TRACE("(%p, %p, %d)\n", graphics
, hrgn
, mode
);
5455 return InvalidParameter
;
5457 status
= GdipCreateRegionHrgn(hrgn
, ®ion
);
5461 status
= GdipSetClipRegion(graphics
, region
, mode
);
5463 GdipDeleteRegion(region
);
5467 GpStatus WINGDIPAPI
GdipSetClipPath(GpGraphics
*graphics
, GpPath
*path
, CombineMode mode
)
5469 TRACE("(%p, %p, %d)\n", graphics
, path
, mode
);
5472 return InvalidParameter
;
5477 return GdipCombineRegionPath(graphics
->clip
, path
, mode
);
5480 GpStatus WINGDIPAPI
GdipSetClipRect(GpGraphics
*graphics
, REAL x
, REAL y
,
5481 REAL width
, REAL height
,
5486 TRACE("(%p, %.2f, %.2f, %.2f, %.2f, %d)\n", graphics
, x
, y
, width
, height
, mode
);
5489 return InvalidParameter
;
5497 rect
.Height
= height
;
5499 return GdipCombineRegionRect(graphics
->clip
, &rect
, mode
);
5502 GpStatus WINGDIPAPI
GdipSetClipRectI(GpGraphics
*graphics
, INT x
, INT y
,
5503 INT width
, INT height
,
5506 TRACE("(%p, %d, %d, %d, %d, %d)\n", graphics
, x
, y
, width
, height
, mode
);
5509 return InvalidParameter
;
5514 return GdipSetClipRect(graphics
, (REAL
)x
, (REAL
)y
, (REAL
)width
, (REAL
)height
, mode
);
5517 GpStatus WINGDIPAPI
GdipSetClipRegion(GpGraphics
*graphics
, GpRegion
*region
,
5520 TRACE("(%p, %p, %d)\n", graphics
, region
, mode
);
5522 if(!graphics
|| !region
)
5523 return InvalidParameter
;
5528 return GdipCombineRegionRegion(graphics
->clip
, region
, mode
);
5531 GpStatus WINGDIPAPI
GdipSetMetafileDownLevelRasterizationLimit(GpMetafile
*metafile
,
5536 TRACE("(%p,%u)\n", metafile
, limitDpi
);
5539 FIXME("not implemented\n");
5541 return NotImplemented
;
5544 GpStatus WINGDIPAPI
GdipDrawPolygon(GpGraphics
*graphics
,GpPen
*pen
,GDIPCONST GpPointF
*points
,
5550 TRACE("(%p, %p, %d)\n", graphics
, points
, count
);
5552 if(!graphics
|| !pen
|| count
<=0)
5553 return InvalidParameter
;
5560 FIXME("graphics object has no HDC\n");
5564 pti
= GdipAlloc(sizeof(POINT
) * count
);
5566 save_state
= prepare_dc(graphics
, pen
);
5567 SelectObject(graphics
->hdc
, GetStockObject(NULL_BRUSH
));
5569 transform_and_round_points(graphics
, pti
, (GpPointF
*)points
, count
);
5570 Polygon(graphics
->hdc
, pti
, count
);
5572 restore_dc(graphics
, save_state
);
5578 GpStatus WINGDIPAPI
GdipDrawPolygonI(GpGraphics
*graphics
,GpPen
*pen
,GDIPCONST GpPoint
*points
,
5585 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
5587 if(count
<=0) return InvalidParameter
;
5588 ptf
= GdipAlloc(sizeof(GpPointF
) * count
);
5590 for(i
= 0;i
< count
; i
++){
5591 ptf
[i
].X
= (REAL
)points
[i
].X
;
5592 ptf
[i
].Y
= (REAL
)points
[i
].Y
;
5595 ret
= GdipDrawPolygon(graphics
,pen
,ptf
,count
);
5601 GpStatus WINGDIPAPI
GdipGetDpiX(GpGraphics
*graphics
, REAL
* dpi
)
5603 TRACE("(%p, %p)\n", graphics
, dpi
);
5605 if(!graphics
|| !dpi
)
5606 return InvalidParameter
;
5611 if (graphics
->image
)
5612 *dpi
= graphics
->image
->xres
;
5614 *dpi
= (REAL
)GetDeviceCaps(graphics
->hdc
, LOGPIXELSX
);
5619 GpStatus WINGDIPAPI
GdipGetDpiY(GpGraphics
*graphics
, REAL
* dpi
)
5621 TRACE("(%p, %p)\n", graphics
, dpi
);
5623 if(!graphics
|| !dpi
)
5624 return InvalidParameter
;
5629 if (graphics
->image
)
5630 *dpi
= graphics
->image
->yres
;
5632 *dpi
= (REAL
)GetDeviceCaps(graphics
->hdc
, LOGPIXELSY
);
5637 GpStatus WINGDIPAPI
GdipMultiplyWorldTransform(GpGraphics
*graphics
, GDIPCONST GpMatrix
*matrix
,
5638 GpMatrixOrder order
)
5643 TRACE("(%p, %p, %d)\n", graphics
, matrix
, order
);
5645 if(!graphics
|| !matrix
)
5646 return InvalidParameter
;
5651 m
= *(graphics
->worldtrans
);
5653 ret
= GdipMultiplyMatrix(&m
, matrix
, order
);
5655 *(graphics
->worldtrans
) = m
;
5660 /* Color used to fill bitmaps so we can tell which parts have been drawn over by gdi32. */
5661 static const COLORREF DC_BACKGROUND_KEY
= 0x0c0b0d;
5663 GpStatus WINGDIPAPI
GdipGetDC(GpGraphics
*graphics
, HDC
*hdc
)
5667 TRACE("(%p, %p)\n", graphics
, hdc
);
5669 if(!graphics
|| !hdc
)
5670 return InvalidParameter
;
5675 if (graphics
->image
&& graphics
->image
->type
== ImageTypeMetafile
)
5677 stat
= METAFILE_GetDC((GpMetafile
*)graphics
->image
, hdc
);
5679 else if (!graphics
->hdc
||
5680 (graphics
->image
&& graphics
->image
->type
== ImageTypeBitmap
&& ((GpBitmap
*)graphics
->image
)->format
& PixelFormatAlpha
))
5682 /* Create a fake HDC and fill it with a constant color. */
5686 BITMAPINFOHEADER bmih
;
5689 stat
= get_graphics_bounds(graphics
, &bounds
);
5693 graphics
->temp_hbitmap_width
= bounds
.Width
;
5694 graphics
->temp_hbitmap_height
= bounds
.Height
;
5696 bmih
.biSize
= sizeof(bmih
);
5697 bmih
.biWidth
= graphics
->temp_hbitmap_width
;
5698 bmih
.biHeight
= -graphics
->temp_hbitmap_height
;
5700 bmih
.biBitCount
= 32;
5701 bmih
.biCompression
= BI_RGB
;
5702 bmih
.biSizeImage
= 0;
5703 bmih
.biXPelsPerMeter
= 0;
5704 bmih
.biYPelsPerMeter
= 0;
5706 bmih
.biClrImportant
= 0;
5708 hbitmap
= CreateDIBSection(NULL
, (BITMAPINFO
*)&bmih
, DIB_RGB_COLORS
,
5709 (void**)&graphics
->temp_bits
, NULL
, 0);
5711 return GenericError
;
5713 temp_hdc
= CreateCompatibleDC(0);
5716 DeleteObject(hbitmap
);
5717 return GenericError
;
5720 for (i
=0; i
<(graphics
->temp_hbitmap_width
* graphics
->temp_hbitmap_height
); i
++)
5721 ((DWORD
*)graphics
->temp_bits
)[i
] = DC_BACKGROUND_KEY
;
5723 SelectObject(temp_hdc
, hbitmap
);
5725 graphics
->temp_hbitmap
= hbitmap
;
5726 *hdc
= graphics
->temp_hdc
= temp_hdc
;
5730 *hdc
= graphics
->hdc
;
5734 graphics
->busy
= TRUE
;
5739 GpStatus WINGDIPAPI
GdipReleaseDC(GpGraphics
*graphics
, HDC hdc
)
5743 TRACE("(%p, %p)\n", graphics
, hdc
);
5745 if(!graphics
|| !hdc
|| !graphics
->busy
)
5746 return InvalidParameter
;
5748 if (graphics
->image
&& graphics
->image
->type
== ImageTypeMetafile
)
5750 stat
= METAFILE_ReleaseDC((GpMetafile
*)graphics
->image
, hdc
);
5752 else if (graphics
->temp_hdc
== hdc
)
5757 /* Find the pixels that have changed, and mark them as opaque. */
5758 pos
= (DWORD
*)graphics
->temp_bits
;
5759 for (i
=0; i
<(graphics
->temp_hbitmap_width
* graphics
->temp_hbitmap_height
); i
++)
5761 if (*pos
!= DC_BACKGROUND_KEY
)
5768 /* Write the changed pixels to the real target. */
5769 alpha_blend_pixels(graphics
, 0, 0, graphics
->temp_bits
,
5770 graphics
->temp_hbitmap_width
, graphics
->temp_hbitmap_height
,
5771 graphics
->temp_hbitmap_width
* 4);
5774 DeleteDC(graphics
->temp_hdc
);
5775 DeleteObject(graphics
->temp_hbitmap
);
5776 graphics
->temp_hdc
= NULL
;
5777 graphics
->temp_hbitmap
= NULL
;
5779 else if (hdc
!= graphics
->hdc
)
5781 stat
= InvalidParameter
;
5785 graphics
->busy
= FALSE
;
5790 GpStatus WINGDIPAPI
GdipGetClip(GpGraphics
*graphics
, GpRegion
*region
)
5795 TRACE("(%p, %p)\n", graphics
, region
);
5797 if(!graphics
|| !region
)
5798 return InvalidParameter
;
5803 if((status
= GdipCloneRegion(graphics
->clip
, &clip
)) != Ok
)
5806 /* free everything except root node and header */
5807 delete_element(®ion
->node
);
5808 memcpy(region
, clip
, sizeof(GpRegion
));
5814 static GpStatus
get_graphics_transform(GpGraphics
*graphics
, GpCoordinateSpace dst_space
,
5815 GpCoordinateSpace src_space
, GpMatrix
**matrix
)
5817 GpStatus stat
= GdipCreateMatrix(matrix
);
5820 if (dst_space
!= src_space
&& stat
== Ok
)
5822 unitscale
= convert_unit(graphics_res(graphics
), graphics
->unit
);
5824 if(graphics
->unit
!= UnitDisplay
)
5825 unitscale
*= graphics
->scale
;
5827 /* transform from src_space to CoordinateSpacePage */
5830 case CoordinateSpaceWorld
:
5831 GdipMultiplyMatrix(*matrix
, graphics
->worldtrans
, MatrixOrderAppend
);
5833 case CoordinateSpacePage
:
5835 case CoordinateSpaceDevice
:
5836 GdipScaleMatrix(*matrix
, 1.0/unitscale
, 1.0/unitscale
, MatrixOrderAppend
);
5840 /* transform from CoordinateSpacePage to dst_space */
5843 case CoordinateSpaceWorld
:
5845 GpMatrix
*inverted_transform
;
5846 stat
= GdipCloneMatrix(graphics
->worldtrans
, &inverted_transform
);
5849 stat
= GdipInvertMatrix(inverted_transform
);
5851 GdipMultiplyMatrix(*matrix
, inverted_transform
, MatrixOrderAppend
);
5852 GdipDeleteMatrix(inverted_transform
);
5856 case CoordinateSpacePage
:
5858 case CoordinateSpaceDevice
:
5859 GdipScaleMatrix(*matrix
, unitscale
, unitscale
, MatrixOrderAppend
);
5866 GpStatus WINGDIPAPI
GdipTransformPoints(GpGraphics
*graphics
, GpCoordinateSpace dst_space
,
5867 GpCoordinateSpace src_space
, GpPointF
*points
, INT count
)
5872 if(!graphics
|| !points
|| count
<= 0)
5873 return InvalidParameter
;
5878 TRACE("(%p, %d, %d, %p, %d)\n", graphics
, dst_space
, src_space
, points
, count
);
5880 if (src_space
== dst_space
) return Ok
;
5882 stat
= get_graphics_transform(graphics
, dst_space
, src_space
, &matrix
);
5886 stat
= GdipTransformMatrixPoints(matrix
, points
, count
);
5888 GdipDeleteMatrix(matrix
);
5894 GpStatus WINGDIPAPI
GdipTransformPointsI(GpGraphics
*graphics
, GpCoordinateSpace dst_space
,
5895 GpCoordinateSpace src_space
, GpPoint
*points
, INT count
)
5901 TRACE("(%p, %d, %d, %p, %d)\n", graphics
, dst_space
, src_space
, points
, count
);
5904 return InvalidParameter
;
5906 pointsF
= GdipAlloc(sizeof(GpPointF
) * count
);
5910 for(i
= 0; i
< count
; i
++){
5911 pointsF
[i
].X
= (REAL
)points
[i
].X
;
5912 pointsF
[i
].Y
= (REAL
)points
[i
].Y
;
5915 ret
= GdipTransformPoints(graphics
, dst_space
, src_space
, pointsF
, count
);
5918 for(i
= 0; i
< count
; i
++){
5919 points
[i
].X
= roundr(pointsF
[i
].X
);
5920 points
[i
].Y
= roundr(pointsF
[i
].Y
);
5927 HPALETTE WINGDIPAPI
GdipCreateHalftonePalette(void)
5939 /*****************************************************************************
5940 * GdipTranslateClip [GDIPLUS.@]
5942 GpStatus WINGDIPAPI
GdipTranslateClip(GpGraphics
*graphics
, REAL dx
, REAL dy
)
5944 TRACE("(%p, %.2f, %.2f)\n", graphics
, dx
, dy
);
5947 return InvalidParameter
;
5952 return GdipTranslateRegion(graphics
->clip
, dx
, dy
);
5955 /*****************************************************************************
5956 * GdipTranslateClipI [GDIPLUS.@]
5958 GpStatus WINGDIPAPI
GdipTranslateClipI(GpGraphics
*graphics
, INT dx
, INT dy
)
5960 TRACE("(%p, %d, %d)\n", graphics
, dx
, dy
);
5963 return InvalidParameter
;
5968 return GdipTranslateRegion(graphics
->clip
, (REAL
)dx
, (REAL
)dy
);
5972 /*****************************************************************************
5973 * GdipMeasureDriverString [GDIPLUS.@]
5975 GpStatus WINGDIPAPI
GdipMeasureDriverString(GpGraphics
*graphics
, GDIPCONST UINT16
*text
, INT length
,
5976 GDIPCONST GpFont
*font
, GDIPCONST PointF
*positions
,
5977 INT flags
, GDIPCONST GpMatrix
*matrix
, RectF
*boundingBox
)
5979 static const INT unsupported_flags
= ~(DriverStringOptionsCmapLookup
|DriverStringOptionsRealizedAdvance
);
5982 REAL min_x
, min_y
, max_x
, max_y
, x
, y
;
5984 TEXTMETRICW textmetric
;
5985 const WORD
*glyph_indices
;
5986 WORD
*dynamic_glyph_indices
=NULL
;
5987 REAL rel_width
, rel_height
, ascent
, descent
;
5990 TRACE("(%p %p %d %p %p %d %p %p)\n", graphics
, text
, length
, font
, positions
, flags
, matrix
, boundingBox
);
5992 if (!graphics
|| !text
|| !font
|| !positions
|| !boundingBox
)
5993 return InvalidParameter
;
5996 length
= strlenW(text
);
6000 boundingBox
->X
= 0.0;
6001 boundingBox
->Y
= 0.0;
6002 boundingBox
->Width
= 0.0;
6003 boundingBox
->Height
= 0.0;
6006 if (flags
& unsupported_flags
)
6007 FIXME("Ignoring flags %x\n", flags
& unsupported_flags
);
6010 FIXME("Ignoring matrix\n");
6012 get_font_hfont(graphics
, font
, &hfont
);
6014 hdc
= CreateCompatibleDC(0);
6015 SelectObject(hdc
, hfont
);
6017 GetTextMetricsW(hdc
, &textmetric
);
6025 GdipTransformPoints(graphics
, CoordinateSpaceDevice
, CoordinateSpaceWorld
, pt
, 3);
6026 rel_width
= sqrt((pt
[1].Y
-pt
[0].Y
)*(pt
[1].Y
-pt
[0].Y
)+
6027 (pt
[1].X
-pt
[0].X
)*(pt
[1].X
-pt
[0].X
));
6028 rel_height
= sqrt((pt
[2].Y
-pt
[0].Y
)*(pt
[2].Y
-pt
[0].Y
)+
6029 (pt
[2].X
-pt
[0].X
)*(pt
[2].X
-pt
[0].X
));
6031 if (flags
& DriverStringOptionsCmapLookup
)
6033 glyph_indices
= dynamic_glyph_indices
= GdipAlloc(sizeof(WORD
) * length
);
6037 DeleteObject(hfont
);
6041 GetGlyphIndicesW(hdc
, text
, length
, dynamic_glyph_indices
, 0);
6044 glyph_indices
= text
;
6046 min_x
= max_x
= x
= positions
[0].X
;
6047 min_y
= max_y
= y
= positions
[0].Y
;
6049 ascent
= textmetric
.tmAscent
/ rel_height
;
6050 descent
= textmetric
.tmDescent
/ rel_height
;
6052 for (i
=0; i
<length
; i
++)
6057 if (!(flags
& DriverStringOptionsRealizedAdvance
))
6063 GetCharABCWidthsW(hdc
, glyph_indices
[i
], glyph_indices
[i
], &abc
);
6064 char_width
= abc
.abcA
+ abc
.abcB
+ abc
.abcB
;
6066 if (min_y
> y
- ascent
) min_y
= y
- ascent
;
6067 if (max_y
< y
+ descent
) max_y
= y
+ descent
;
6068 if (min_x
> x
) min_x
= x
;
6070 x
+= char_width
/ rel_width
;
6072 if (max_x
< x
) max_x
= x
;
6075 GdipFree(dynamic_glyph_indices
);
6077 DeleteObject(hfont
);
6079 boundingBox
->X
= min_x
;
6080 boundingBox
->Y
= min_y
;
6081 boundingBox
->Width
= max_x
- min_x
;
6082 boundingBox
->Height
= max_y
- min_y
;
6087 static GpStatus
GDI32_GdipDrawDriverString(GpGraphics
*graphics
, GDIPCONST UINT16
*text
, INT length
,
6088 GDIPCONST GpFont
*font
, GDIPCONST GpBrush
*brush
,
6089 GDIPCONST PointF
*positions
, INT flags
,
6090 GDIPCONST GpMatrix
*matrix
)
6092 static const INT unsupported_flags
= ~(DriverStringOptionsRealizedAdvance
|DriverStringOptionsCmapLookup
);
6098 if (flags
& unsupported_flags
)
6099 FIXME("Ignoring flags %x\n", flags
& unsupported_flags
);
6102 FIXME("Ignoring matrix\n");
6104 if (!(flags
& DriverStringOptionsCmapLookup
))
6105 eto_flags
|= ETO_GLYPH_INDEX
;
6107 save_state
= SaveDC(graphics
->hdc
);
6108 SetBkMode(graphics
->hdc
, TRANSPARENT
);
6109 SetTextColor(graphics
->hdc
, get_gdi_brush_color(brush
));
6112 GdipTransformPoints(graphics
, CoordinateSpaceDevice
, CoordinateSpaceWorld
, &pt
, 1);
6114 get_font_hfont(graphics
, font
, &hfont
);
6115 SelectObject(graphics
->hdc
, hfont
);
6117 SetTextAlign(graphics
->hdc
, TA_BASELINE
|TA_LEFT
);
6119 ExtTextOutW(graphics
->hdc
, roundr(pt
.X
), roundr(pt
.Y
), eto_flags
, NULL
, text
, length
, NULL
);
6121 RestoreDC(graphics
->hdc
, save_state
);
6123 DeleteObject(hfont
);
6128 static GpStatus
SOFTWARE_GdipDrawDriverString(GpGraphics
*graphics
, GDIPCONST UINT16
*text
, INT length
,
6129 GDIPCONST GpFont
*font
, GDIPCONST GpBrush
*brush
,
6130 GDIPCONST PointF
*positions
, INT flags
,
6131 GDIPCONST GpMatrix
*matrix
)
6133 static const INT unsupported_flags
= ~(DriverStringOptionsCmapLookup
|DriverStringOptionsRealizedAdvance
);
6135 PointF
*real_positions
, real_position
;
6139 int min_x
=INT_MAX
, min_y
=INT_MAX
, max_x
=INT_MIN
, max_y
=INT_MIN
, i
, x
, y
;
6140 DWORD max_glyphsize
=0;
6141 GLYPHMETRICS glyphmetrics
;
6142 static const MAT2 identity
= {{0,1}, {0,0}, {0,0}, {0,1}};
6145 int text_mask_stride
;
6147 int pixel_data_stride
;
6149 UINT ggo_flags
= GGO_GRAY8_BITMAP
;
6154 if (!(flags
& DriverStringOptionsCmapLookup
))
6155 ggo_flags
|= GGO_GLYPH_INDEX
;
6157 if (flags
& unsupported_flags
)
6158 FIXME("Ignoring flags %x\n", flags
& unsupported_flags
);
6161 FIXME("Ignoring matrix\n");
6163 pti
= GdipAlloc(sizeof(POINT
) * length
);
6167 if (flags
& DriverStringOptionsRealizedAdvance
)
6169 real_position
= positions
[0];
6171 transform_and_round_points(graphics
, pti
, &real_position
, 1);
6175 real_positions
= GdipAlloc(sizeof(PointF
) * length
);
6176 if (!real_positions
)
6182 memcpy(real_positions
, positions
, sizeof(PointF
) * length
);
6184 transform_and_round_points(graphics
, pti
, real_positions
, length
);
6186 GdipFree(real_positions
);
6189 get_font_hfont(graphics
, font
, &hfont
);
6191 hdc
= CreateCompatibleDC(0);
6192 SelectObject(hdc
, hfont
);
6194 /* Get the boundaries of the text to be drawn */
6195 for (i
=0; i
<length
; i
++)
6198 int left
, top
, right
, bottom
;
6200 glyphsize
= GetGlyphOutlineW(hdc
, text
[i
], ggo_flags
,
6201 &glyphmetrics
, 0, NULL
, &identity
);
6203 if (glyphsize
== GDI_ERROR
)
6205 ERR("GetGlyphOutlineW failed\n");
6208 DeleteObject(hfont
);
6209 return GenericError
;
6212 if (glyphsize
> max_glyphsize
)
6213 max_glyphsize
= glyphsize
;
6215 left
= pti
[i
].x
+ glyphmetrics
.gmptGlyphOrigin
.x
;
6216 top
= pti
[i
].y
- glyphmetrics
.gmptGlyphOrigin
.y
;
6217 right
= pti
[i
].x
+ glyphmetrics
.gmptGlyphOrigin
.x
+ glyphmetrics
.gmBlackBoxX
;
6218 bottom
= pti
[i
].y
- glyphmetrics
.gmptGlyphOrigin
.y
+ glyphmetrics
.gmBlackBoxY
;
6220 if (left
< min_x
) min_x
= left
;
6221 if (top
< min_y
) min_y
= top
;
6222 if (right
> max_x
) max_x
= right
;
6223 if (bottom
> max_y
) max_y
= bottom
;
6225 if (i
+1 < length
&& (flags
& DriverStringOptionsRealizedAdvance
) == DriverStringOptionsRealizedAdvance
)
6227 pti
[i
+1].x
= pti
[i
].x
+ glyphmetrics
.gmCellIncX
;
6228 pti
[i
+1].y
= pti
[i
].y
+ glyphmetrics
.gmCellIncY
;
6232 glyph_mask
= GdipAlloc(max_glyphsize
);
6233 text_mask
= GdipAlloc((max_x
- min_x
) * (max_y
- min_y
));
6234 text_mask_stride
= max_x
- min_x
;
6236 if (!(glyph_mask
&& text_mask
))
6238 GdipFree(glyph_mask
);
6239 GdipFree(text_mask
);
6242 DeleteObject(hfont
);
6246 /* Generate a mask for the text */
6247 for (i
=0; i
<length
; i
++)
6249 int left
, top
, stride
;
6251 GetGlyphOutlineW(hdc
, text
[i
], ggo_flags
,
6252 &glyphmetrics
, max_glyphsize
, glyph_mask
, &identity
);
6254 left
= pti
[i
].x
+ glyphmetrics
.gmptGlyphOrigin
.x
;
6255 top
= pti
[i
].y
- glyphmetrics
.gmptGlyphOrigin
.y
;
6256 stride
= (glyphmetrics
.gmBlackBoxX
+ 3) & (~3);
6258 for (y
=0; y
<glyphmetrics
.gmBlackBoxY
; y
++)
6260 BYTE
*glyph_val
= glyph_mask
+ y
* stride
;
6261 BYTE
*text_val
= text_mask
+ (left
- min_x
) + (top
- min_y
+ y
) * text_mask_stride
;
6262 for (x
=0; x
<glyphmetrics
.gmBlackBoxX
; x
++)
6264 *text_val
= min(64, *text_val
+ *glyph_val
);
6273 DeleteObject(hfont
);
6274 GdipFree(glyph_mask
);
6276 /* get the brush data */
6277 pixel_data
= GdipAlloc(4 * (max_x
- min_x
) * (max_y
- min_y
));
6280 GdipFree(text_mask
);
6284 pixel_area
.X
= min_x
;
6285 pixel_area
.Y
= min_y
;
6286 pixel_area
.Width
= max_x
- min_x
;
6287 pixel_area
.Height
= max_y
- min_y
;
6288 pixel_data_stride
= pixel_area
.Width
* 4;
6290 stat
= brush_fill_pixels(graphics
, (GpBrush
*)brush
, (DWORD
*)pixel_data
, &pixel_area
, pixel_area
.Width
);
6293 GdipFree(text_mask
);
6294 GdipFree(pixel_data
);
6298 /* multiply the brush data by the mask */
6299 for (y
=0; y
<pixel_area
.Height
; y
++)
6301 BYTE
*text_val
= text_mask
+ text_mask_stride
* y
;
6302 BYTE
*pixel_val
= pixel_data
+ pixel_data_stride
* y
+ 3;
6303 for (x
=0; x
<pixel_area
.Width
; x
++)
6305 *pixel_val
= (*pixel_val
) * (*text_val
) / 64;
6311 GdipFree(text_mask
);
6313 /* draw the result */
6314 stat
= alpha_blend_pixels(graphics
, min_x
, min_y
, pixel_data
, pixel_area
.Width
,
6315 pixel_area
.Height
, pixel_data_stride
);
6317 GdipFree(pixel_data
);
6322 /*****************************************************************************
6323 * GdipDrawDriverString [GDIPLUS.@]
6325 GpStatus WINGDIPAPI
GdipDrawDriverString(GpGraphics
*graphics
, GDIPCONST UINT16
*text
, INT length
,
6326 GDIPCONST GpFont
*font
, GDIPCONST GpBrush
*brush
,
6327 GDIPCONST PointF
*positions
, INT flags
,
6328 GDIPCONST GpMatrix
*matrix
)
6330 GpStatus stat
=NotImplemented
;
6332 TRACE("(%p %s %p %p %p %d %p)\n", graphics
, debugstr_wn(text
, length
), font
, brush
, positions
, flags
, matrix
);
6334 if (!graphics
|| !text
|| !font
|| !brush
|| !positions
)
6335 return InvalidParameter
;
6338 length
= strlenW(text
);
6340 if (graphics
->hdc
&&
6341 ((flags
& DriverStringOptionsRealizedAdvance
) || length
<= 1) &&
6342 brush
->bt
== BrushTypeSolidColor
&&
6343 (((GpSolidFill
*)brush
)->color
& 0xff000000) == 0xff000000)
6344 stat
= GDI32_GdipDrawDriverString(graphics
, text
, length
, font
, brush
,
6345 positions
, flags
, matrix
);
6347 if (stat
== NotImplemented
)
6348 stat
= SOFTWARE_GdipDrawDriverString(graphics
, text
, length
, font
, brush
,
6349 positions
, flags
, matrix
);
6354 GpStatus WINGDIPAPI
GdipRecordMetafileStream(IStream
*stream
, HDC hdc
, EmfType type
, GDIPCONST GpRect
*frameRect
,
6355 MetafileFrameUnit frameUnit
, GDIPCONST WCHAR
*desc
, GpMetafile
**metafile
)
6357 FIXME("(%p %p %d %p %d %p %p): stub\n", stream
, hdc
, type
, frameRect
, frameUnit
, desc
, metafile
);
6358 return NotImplemented
;
6361 /*****************************************************************************
6362 * GdipIsVisibleClipEmpty [GDIPLUS.@]
6364 GpStatus WINGDIPAPI
GdipIsVisibleClipEmpty(GpGraphics
*graphics
, BOOL
*res
)
6369 TRACE("(%p, %p)\n", graphics
, res
);
6371 if((stat
= GdipCreateRegion(&rgn
)) != Ok
)
6374 if((stat
= get_visible_clip_region(graphics
, rgn
)) != Ok
)
6377 stat
= GdipIsEmptyRegion(rgn
, graphics
, res
);
6380 GdipDeleteRegion(rgn
);