2 * Copyright (C) 2007 Google (Evan Stade)
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
27 #include "wine/unicode.h"
39 #include "gdiplus_private.h"
40 #include "wine/debug.h"
41 #include "wine/list.h"
43 WINE_DEFAULT_DEBUG_CHANNEL(gdiplus
);
45 /* looks-right constants */
46 #define ANCHOR_WIDTH (2.0)
47 #define MAX_ITERS (50)
49 static GpStatus
draw_driver_string(GpGraphics
*graphics
, GDIPCONST UINT16
*text
, INT length
,
50 GDIPCONST GpFont
*font
, GDIPCONST GpStringFormat
*format
,
51 GDIPCONST GpBrush
*brush
, GDIPCONST PointF
*positions
,
52 INT flags
, GDIPCONST GpMatrix
*matrix
);
54 static GpStatus
get_graphics_transform(GpGraphics
*graphics
, GpCoordinateSpace dst_space
,
55 GpCoordinateSpace src_space
, GpMatrix
*matrix
);
57 /* Converts from gdiplus path point type to gdi path point type. */
58 static BYTE
convert_path_point_type(BYTE type
)
62 switch(type
& PathPointTypePathTypeMask
){
63 case PathPointTypeBezier
:
66 case PathPointTypeLine
:
69 case PathPointTypeStart
:
73 ERR("Bad point type\n");
77 if(type
& PathPointTypeCloseSubpath
)
78 ret
|= PT_CLOSEFIGURE
;
83 static COLORREF
get_gdi_brush_color(const GpBrush
*brush
)
89 case BrushTypeSolidColor
:
91 const GpSolidFill
*sf
= (const GpSolidFill
*)brush
;
95 case BrushTypeHatchFill
:
97 const GpHatch
*hatch
= (const GpHatch
*)brush
;
98 argb
= hatch
->forecol
;
101 case BrushTypeLinearGradient
:
103 const GpLineGradient
*line
= (const GpLineGradient
*)brush
;
104 argb
= line
->startcolor
;
107 case BrushTypePathGradient
:
109 const GpPathGradient
*grad
= (const GpPathGradient
*)brush
;
110 argb
= grad
->centercolor
;
114 FIXME("unhandled brush type %d\n", brush
->bt
);
118 return ARGB2COLORREF(argb
);
121 static HBITMAP
create_hatch_bitmap(const GpHatch
*hatch
)
124 BITMAPINFOHEADER bmih
;
128 bmih
.biSize
= sizeof(bmih
);
132 bmih
.biBitCount
= 32;
133 bmih
.biCompression
= BI_RGB
;
134 bmih
.biSizeImage
= 0;
136 hbmp
= CreateDIBSection(0, (BITMAPINFO
*)&bmih
, DIB_RGB_COLORS
, (void **)&bits
, NULL
, 0);
139 const char *hatch_data
;
141 if (get_hatch_data(hatch
->hatchstyle
, &hatch_data
) == Ok
)
143 for (y
= 0; y
< 8; y
++)
145 for (x
= 0; x
< 8; x
++)
147 if (hatch_data
[y
] & (0x80 >> x
))
148 bits
[y
* 8 + x
] = hatch
->forecol
;
150 bits
[y
* 8 + x
] = hatch
->backcol
;
156 FIXME("Unimplemented hatch style %d\n", hatch
->hatchstyle
);
158 for (y
= 0; y
< 64; y
++)
159 bits
[y
] = hatch
->forecol
;
166 static GpStatus
create_gdi_logbrush(const GpBrush
*brush
, LOGBRUSH
*lb
)
170 case BrushTypeSolidColor
:
172 const GpSolidFill
*sf
= (const GpSolidFill
*)brush
;
173 lb
->lbStyle
= BS_SOLID
;
174 lb
->lbColor
= ARGB2COLORREF(sf
->color
);
179 case BrushTypeHatchFill
:
181 const GpHatch
*hatch
= (const GpHatch
*)brush
;
184 hbmp
= create_hatch_bitmap(hatch
);
185 if (!hbmp
) return OutOfMemory
;
187 lb
->lbStyle
= BS_PATTERN
;
189 lb
->lbHatch
= (ULONG_PTR
)hbmp
;
194 FIXME("unhandled brush type %d\n", brush
->bt
);
195 lb
->lbStyle
= BS_SOLID
;
196 lb
->lbColor
= get_gdi_brush_color(brush
);
202 static GpStatus
free_gdi_logbrush(LOGBRUSH
*lb
)
207 DeleteObject((HGDIOBJ
)(ULONG_PTR
)lb
->lbHatch
);
213 static HBRUSH
create_gdi_brush(const GpBrush
*brush
)
218 if (create_gdi_logbrush(brush
, &lb
) != Ok
) return 0;
220 gdibrush
= CreateBrushIndirect(&lb
);
221 free_gdi_logbrush(&lb
);
226 static INT
prepare_dc(GpGraphics
*graphics
, GpPen
*pen
)
231 INT save_state
, i
, numdashes
;
233 DWORD dash_array
[MAX_DASHLEN
];
235 save_state
= SaveDC(graphics
->hdc
);
237 EndPath(graphics
->hdc
);
239 if(pen
->unit
== UnitPixel
){
243 /* Get an estimate for the amount the pen width is affected by the world
244 * transform. (This is similar to what some of the wine drivers do.) */
249 GdipTransformMatrixPoints(&graphics
->worldtrans
, pt
, 2);
250 width
= sqrt((pt
[1].X
- pt
[0].X
) * (pt
[1].X
- pt
[0].X
) +
251 (pt
[1].Y
- pt
[0].Y
) * (pt
[1].Y
- pt
[0].Y
)) / sqrt(2.0);
253 width
*= units_to_pixels(pen
->width
, pen
->unit
== UnitWorld
? graphics
->unit
: pen
->unit
, graphics
->xres
);
256 if(pen
->dash
== DashStyleCustom
){
257 numdashes
= min(pen
->numdashes
, MAX_DASHLEN
);
259 TRACE("dashes are: ");
260 for(i
= 0; i
< numdashes
; i
++){
261 dash_array
[i
] = gdip_round(width
* pen
->dashes
[i
]);
262 TRACE("%d, ", dash_array
[i
]);
264 TRACE("\n and the pen style is %x\n", pen
->style
);
266 create_gdi_logbrush(pen
->brush
, &lb
);
267 gdipen
= ExtCreatePen(pen
->style
, gdip_round(width
), &lb
,
268 numdashes
, dash_array
);
269 free_gdi_logbrush(&lb
);
273 create_gdi_logbrush(pen
->brush
, &lb
);
274 gdipen
= ExtCreatePen(pen
->style
, gdip_round(width
), &lb
, 0, NULL
);
275 free_gdi_logbrush(&lb
);
278 SelectObject(graphics
->hdc
, gdipen
);
283 static void restore_dc(GpGraphics
*graphics
, INT state
)
285 DeleteObject(SelectObject(graphics
->hdc
, GetStockObject(NULL_PEN
)));
286 RestoreDC(graphics
->hdc
, state
);
289 /* This helper applies all the changes that the points listed in ptf need in
290 * order to be drawn on the device context. In the end, this should include at
292 * -scaling by page unit
293 * -applying world transformation
294 * -converting from float to int
295 * Native gdiplus uses gdi32 to do all this (via SetMapMode, SetViewportExtEx,
296 * SetWindowExtEx, SetWorldTransform, etc.) but we cannot because we are using
297 * gdi to draw, and these functions would irreparably mess with line widths.
299 static void transform_and_round_points(GpGraphics
*graphics
, POINT
*pti
,
300 GpPointF
*ptf
, INT count
)
302 REAL scale_x
, scale_y
;
306 scale_x
= units_to_pixels(1.0, graphics
->unit
, graphics
->xres
);
307 scale_y
= units_to_pixels(1.0, graphics
->unit
, graphics
->yres
);
309 /* apply page scale */
310 if(graphics
->unit
!= UnitDisplay
)
312 scale_x
*= graphics
->scale
;
313 scale_y
*= graphics
->scale
;
316 matrix
= graphics
->worldtrans
;
317 GdipScaleMatrix(&matrix
, scale_x
, scale_y
, MatrixOrderAppend
);
318 GdipTransformMatrixPoints(&matrix
, ptf
, count
);
320 for(i
= 0; i
< count
; i
++){
321 pti
[i
].x
= gdip_round(ptf
[i
].X
);
322 pti
[i
].y
= gdip_round(ptf
[i
].Y
);
326 static void gdi_alpha_blend(GpGraphics
*graphics
, INT dst_x
, INT dst_y
, INT dst_width
, INT dst_height
,
327 HDC hdc
, INT src_x
, INT src_y
, INT src_width
, INT src_height
)
329 if (GetDeviceCaps(graphics
->hdc
, SHADEBLENDCAPS
) == SB_NONE
)
331 TRACE("alpha blending not supported by device, fallback to StretchBlt\n");
333 StretchBlt(graphics
->hdc
, dst_x
, dst_y
, dst_width
, dst_height
,
334 hdc
, src_x
, src_y
, src_width
, src_height
, SRCCOPY
);
340 bf
.BlendOp
= AC_SRC_OVER
;
342 bf
.SourceConstantAlpha
= 255;
343 bf
.AlphaFormat
= AC_SRC_ALPHA
;
345 GdiAlphaBlend(graphics
->hdc
, dst_x
, dst_y
, dst_width
, dst_height
,
346 hdc
, src_x
, src_y
, src_width
, src_height
, bf
);
350 static GpStatus
get_clip_hrgn(GpGraphics
*graphics
, HRGN
*hrgn
)
352 /* clipping region is in device coords */
353 return GdipGetRegionHRgn(graphics
->clip
, NULL
, hrgn
);
356 /* Draw non-premultiplied ARGB data to the given graphics object */
357 static GpStatus
alpha_blend_bmp_pixels(GpGraphics
*graphics
, INT dst_x
, INT dst_y
,
358 const BYTE
*src
, INT src_width
, INT src_height
, INT src_stride
)
360 GpBitmap
*dst_bitmap
= (GpBitmap
*)graphics
->image
;
363 for (x
=0; x
<src_width
; x
++)
365 for (y
=0; y
<src_height
; y
++)
367 ARGB dst_color
, src_color
;
368 GdipBitmapGetPixel(dst_bitmap
, x
+dst_x
, y
+dst_y
, &dst_color
);
369 src_color
= ((ARGB
*)(src
+ src_stride
* y
))[x
];
370 GdipBitmapSetPixel(dst_bitmap
, x
+dst_x
, y
+dst_y
, color_over(dst_color
, src_color
));
377 static GpStatus
alpha_blend_hdc_pixels(GpGraphics
*graphics
, INT dst_x
, INT dst_y
,
378 const BYTE
*src
, INT src_width
, INT src_height
, INT src_stride
)
382 BITMAPINFOHEADER bih
;
385 hdc
= CreateCompatibleDC(0);
387 bih
.biSize
= sizeof(BITMAPINFOHEADER
);
388 bih
.biWidth
= src_width
;
389 bih
.biHeight
= -src_height
;
392 bih
.biCompression
= BI_RGB
;
394 bih
.biXPelsPerMeter
= 0;
395 bih
.biYPelsPerMeter
= 0;
397 bih
.biClrImportant
= 0;
399 hbitmap
= CreateDIBSection(hdc
, (BITMAPINFO
*)&bih
, DIB_RGB_COLORS
,
400 (void**)&temp_bits
, NULL
, 0);
402 if (GetDeviceCaps(graphics
->hdc
, SHADEBLENDCAPS
) == SB_NONE
)
403 memcpy(temp_bits
, src
, src_width
* src_height
* 4);
405 convert_32bppARGB_to_32bppPARGB(src_width
, src_height
, temp_bits
,
406 4 * src_width
, src
, src_stride
);
408 SelectObject(hdc
, hbitmap
);
409 gdi_alpha_blend(graphics
, dst_x
, dst_y
, src_width
, src_height
,
410 hdc
, 0, 0, src_width
, src_height
);
412 DeleteObject(hbitmap
);
417 static GpStatus
alpha_blend_pixels_hrgn(GpGraphics
*graphics
, INT dst_x
, INT dst_y
,
418 const BYTE
*src
, INT src_width
, INT src_height
, INT src_stride
, HRGN hregion
)
422 if (graphics
->image
&& graphics
->image
->type
== ImageTypeBitmap
)
428 HRGN hrgn
, visible_rgn
;
430 hrgn
= CreateRectRgn(dst_x
, dst_y
, dst_x
+ src_width
, dst_y
+ src_height
);
434 stat
= get_clip_hrgn(graphics
, &visible_rgn
);
443 CombineRgn(hrgn
, hrgn
, visible_rgn
, RGN_AND
);
444 DeleteObject(visible_rgn
);
448 CombineRgn(hrgn
, hrgn
, hregion
, RGN_AND
);
450 size
= GetRegionData(hrgn
, 0, NULL
);
452 rgndata
= GdipAlloc(size
);
459 GetRegionData(hrgn
, size
, rgndata
);
461 rects
= (RECT
*)rgndata
->Buffer
;
463 for (i
=0; stat
== Ok
&& i
<rgndata
->rdh
.nCount
; i
++)
465 stat
= alpha_blend_bmp_pixels(graphics
, rects
[i
].left
, rects
[i
].top
,
466 &src
[(rects
[i
].left
- dst_x
) * 4 + (rects
[i
].top
- dst_y
) * src_stride
],
467 rects
[i
].right
- rects
[i
].left
, rects
[i
].bottom
- rects
[i
].top
,
477 else if (graphics
->image
&& graphics
->image
->type
== ImageTypeMetafile
)
479 ERR("This should not be used for metafiles; fix caller\n");
480 return NotImplemented
;
487 stat
= get_clip_hrgn(graphics
, &hrgn
);
492 save
= SaveDC(graphics
->hdc
);
495 ExtSelectClipRgn(graphics
->hdc
, hrgn
, RGN_AND
);
498 ExtSelectClipRgn(graphics
->hdc
, hregion
, RGN_AND
);
500 stat
= alpha_blend_hdc_pixels(graphics
, dst_x
, dst_y
, src
, src_width
,
501 src_height
, src_stride
);
503 RestoreDC(graphics
->hdc
, save
);
511 static GpStatus
alpha_blend_pixels(GpGraphics
*graphics
, INT dst_x
, INT dst_y
,
512 const BYTE
*src
, INT src_width
, INT src_height
, INT src_stride
)
514 return alpha_blend_pixels_hrgn(graphics
, dst_x
, dst_y
, src
, src_width
, src_height
, src_stride
, NULL
);
517 static ARGB
blend_colors(ARGB start
, ARGB end
, REAL position
)
523 a1
= (start
>> 24) & 0xff;
524 a2
= (end
>> 24) & 0xff;
526 a3
= (int)(a1
*(1.0f
- position
)+a2
*(position
));
530 for (i
=0xff; i
<=0xff0000; i
= i
<< 8)
531 result
|= (int)((start
&i
)*(1.0f
- position
)+(end
&i
)*(position
))&i
;
535 static ARGB
blend_line_gradient(GpLineGradient
* brush
, REAL position
)
539 /* clamp to between 0.0 and 1.0, using the wrap mode */
540 if (brush
->wrap
== WrapModeTile
)
542 position
= fmodf(position
, 1.0f
);
543 if (position
< 0.0f
) position
+= 1.0f
;
545 else /* WrapModeFlip* */
547 position
= fmodf(position
, 2.0f
);
548 if (position
< 0.0f
) position
+= 2.0f
;
549 if (position
> 1.0f
) position
= 2.0f
- position
;
552 if (brush
->blendcount
== 1)
557 REAL left_blendpos
, left_blendfac
, right_blendpos
, right_blendfac
;
560 /* locate the blend positions surrounding this position */
561 while (position
> brush
->blendpos
[i
])
564 /* interpolate between the blend positions */
565 left_blendpos
= brush
->blendpos
[i
-1];
566 left_blendfac
= brush
->blendfac
[i
-1];
567 right_blendpos
= brush
->blendpos
[i
];
568 right_blendfac
= brush
->blendfac
[i
];
569 range
= right_blendpos
- left_blendpos
;
570 blendfac
= (left_blendfac
* (right_blendpos
- position
) +
571 right_blendfac
* (position
- left_blendpos
)) / range
;
574 if (brush
->pblendcount
== 0)
575 return blend_colors(brush
->startcolor
, brush
->endcolor
, blendfac
);
579 ARGB left_blendcolor
, right_blendcolor
;
580 REAL left_blendpos
, right_blendpos
;
582 /* locate the blend colors surrounding this position */
583 while (blendfac
> brush
->pblendpos
[i
])
586 /* interpolate between the blend colors */
587 left_blendpos
= brush
->pblendpos
[i
-1];
588 left_blendcolor
= brush
->pblendcolor
[i
-1];
589 right_blendpos
= brush
->pblendpos
[i
];
590 right_blendcolor
= brush
->pblendcolor
[i
];
591 blendfac
= (blendfac
- left_blendpos
) / (right_blendpos
- left_blendpos
);
592 return blend_colors(left_blendcolor
, right_blendcolor
, blendfac
);
596 static ARGB
transform_color(ARGB color
, const ColorMatrix
*matrix
)
600 unsigned char a
, r
, g
, b
;
602 val
[0] = ((color
>> 16) & 0xff) / 255.0; /* red */
603 val
[1] = ((color
>> 8) & 0xff) / 255.0; /* green */
604 val
[2] = (color
& 0xff) / 255.0; /* blue */
605 val
[3] = ((color
>> 24) & 0xff) / 255.0; /* alpha */
606 val
[4] = 1.0; /* translation */
613 res
[i
] += matrix
->m
[j
][i
] * val
[j
];
616 a
= min(max(floorf(res
[3]*255.0), 0.0), 255.0);
617 r
= min(max(floorf(res
[0]*255.0), 0.0), 255.0);
618 g
= min(max(floorf(res
[1]*255.0), 0.0), 255.0);
619 b
= min(max(floorf(res
[2]*255.0), 0.0), 255.0);
621 return (a
<< 24) | (r
<< 16) | (g
<< 8) | b
;
624 static BOOL
color_is_gray(ARGB color
)
626 unsigned char r
, g
, b
;
628 r
= (color
>> 16) & 0xff;
629 g
= (color
>> 8) & 0xff;
632 return (r
== g
) && (g
== b
);
635 static void apply_image_attributes(const GpImageAttributes
*attributes
, LPBYTE data
,
636 UINT width
, UINT height
, INT stride
, ColorAdjustType type
)
641 if (attributes
->colorkeys
[type
].enabled
||
642 attributes
->colorkeys
[ColorAdjustTypeDefault
].enabled
)
644 const struct color_key
*key
;
645 BYTE min_blue
, min_green
, min_red
;
646 BYTE max_blue
, max_green
, max_red
;
648 if (attributes
->colorkeys
[type
].enabled
)
649 key
= &attributes
->colorkeys
[type
];
651 key
= &attributes
->colorkeys
[ColorAdjustTypeDefault
];
653 min_blue
= key
->low
&0xff;
654 min_green
= (key
->low
>>8)&0xff;
655 min_red
= (key
->low
>>16)&0xff;
657 max_blue
= key
->high
&0xff;
658 max_green
= (key
->high
>>8)&0xff;
659 max_red
= (key
->high
>>16)&0xff;
661 for (x
=0; x
<width
; x
++)
662 for (y
=0; y
<height
; y
++)
665 BYTE blue
, green
, red
;
666 src_color
= (ARGB
*)(data
+ stride
* y
+ sizeof(ARGB
) * x
);
667 blue
= *src_color
&0xff;
668 green
= (*src_color
>>8)&0xff;
669 red
= (*src_color
>>16)&0xff;
670 if (blue
>= min_blue
&& green
>= min_green
&& red
>= min_red
&&
671 blue
<= max_blue
&& green
<= max_green
&& red
<= max_red
)
672 *src_color
= 0x00000000;
676 if (attributes
->colorremaptables
[type
].enabled
||
677 attributes
->colorremaptables
[ColorAdjustTypeDefault
].enabled
)
679 const struct color_remap_table
*table
;
681 if (attributes
->colorremaptables
[type
].enabled
)
682 table
= &attributes
->colorremaptables
[type
];
684 table
= &attributes
->colorremaptables
[ColorAdjustTypeDefault
];
686 for (x
=0; x
<width
; x
++)
687 for (y
=0; y
<height
; y
++)
690 src_color
= (ARGB
*)(data
+ stride
* y
+ sizeof(ARGB
) * x
);
691 for (i
=0; i
<table
->mapsize
; i
++)
693 if (*src_color
== table
->colormap
[i
].oldColor
.Argb
)
695 *src_color
= table
->colormap
[i
].newColor
.Argb
;
702 if (attributes
->colormatrices
[type
].enabled
||
703 attributes
->colormatrices
[ColorAdjustTypeDefault
].enabled
)
705 const struct color_matrix
*colormatrices
;
707 if (attributes
->colormatrices
[type
].enabled
)
708 colormatrices
= &attributes
->colormatrices
[type
];
710 colormatrices
= &attributes
->colormatrices
[ColorAdjustTypeDefault
];
712 for (x
=0; x
<width
; x
++)
713 for (y
=0; y
<height
; y
++)
716 src_color
= (ARGB
*)(data
+ stride
* y
+ sizeof(ARGB
) * x
);
718 if (colormatrices
->flags
== ColorMatrixFlagsDefault
||
719 !color_is_gray(*src_color
))
721 *src_color
= transform_color(*src_color
, &colormatrices
->colormatrix
);
723 else if (colormatrices
->flags
== ColorMatrixFlagsAltGray
)
725 *src_color
= transform_color(*src_color
, &colormatrices
->graymatrix
);
730 if (attributes
->gamma_enabled
[type
] ||
731 attributes
->gamma_enabled
[ColorAdjustTypeDefault
])
735 if (attributes
->gamma_enabled
[type
])
736 gamma
= attributes
->gamma
[type
];
738 gamma
= attributes
->gamma
[ColorAdjustTypeDefault
];
740 for (x
=0; x
<width
; x
++)
741 for (y
=0; y
<height
; y
++)
744 BYTE blue
, green
, red
;
745 src_color
= (ARGB
*)(data
+ stride
* y
+ sizeof(ARGB
) * x
);
747 blue
= *src_color
&0xff;
748 green
= (*src_color
>>8)&0xff;
749 red
= (*src_color
>>16)&0xff;
751 /* FIXME: We should probably use a table for this. */
752 blue
= floorf(powf(blue
/ 255.0, gamma
) * 255.0);
753 green
= floorf(powf(green
/ 255.0, gamma
) * 255.0);
754 red
= floorf(powf(red
/ 255.0, gamma
) * 255.0);
756 *src_color
= (*src_color
& 0xff000000) | (red
<< 16) | (green
<< 8) | blue
;
761 /* Given a bitmap and its source rectangle, find the smallest rectangle in the
762 * bitmap that contains all the pixels we may need to draw it. */
763 static void get_bitmap_sample_size(InterpolationMode interpolation
, WrapMode wrap
,
764 GpBitmap
* bitmap
, REAL srcx
, REAL srcy
, REAL srcwidth
, REAL srcheight
,
767 INT left
, top
, right
, bottom
;
769 switch (interpolation
)
771 case InterpolationModeHighQualityBilinear
:
772 case InterpolationModeHighQualityBicubic
:
773 /* FIXME: Include a greater range for the prefilter? */
774 case InterpolationModeBicubic
:
775 case InterpolationModeBilinear
:
776 left
= (INT
)(floorf(srcx
));
777 top
= (INT
)(floorf(srcy
));
778 right
= (INT
)(ceilf(srcx
+srcwidth
));
779 bottom
= (INT
)(ceilf(srcy
+srcheight
));
781 case InterpolationModeNearestNeighbor
:
783 left
= gdip_round(srcx
);
784 top
= gdip_round(srcy
);
785 right
= gdip_round(srcx
+srcwidth
);
786 bottom
= gdip_round(srcy
+srcheight
);
790 if (wrap
== WrapModeClamp
)
796 if (right
>= bitmap
->width
)
797 right
= bitmap
->width
-1;
798 if (bottom
>= bitmap
->height
)
799 bottom
= bitmap
->height
-1;
803 /* In some cases we can make the rectangle smaller here, but the logic
804 * is hard to get right, and tiling suggests we're likely to use the
805 * entire source image. */
806 if (left
< 0 || right
>= bitmap
->width
)
809 right
= bitmap
->width
-1;
812 if (top
< 0 || bottom
>= bitmap
->height
)
815 bottom
= bitmap
->height
-1;
821 rect
->Width
= right
- left
+ 1;
822 rect
->Height
= bottom
- top
+ 1;
825 static ARGB
sample_bitmap_pixel(GDIPCONST GpRect
*src_rect
, LPBYTE bits
, UINT width
,
826 UINT height
, INT x
, INT y
, GDIPCONST GpImageAttributes
*attributes
)
828 if (attributes
->wrap
== WrapModeClamp
)
830 if (x
< 0 || y
< 0 || x
>= width
|| y
>= height
)
831 return attributes
->outside_color
;
835 /* Tiling. Make sure co-ordinates are positive as it simplifies the math. */
837 x
= width
*2 + x
% (width
* 2);
839 y
= height
*2 + y
% (height
* 2);
841 if ((attributes
->wrap
& 1) == 1)
844 if ((x
/ width
) % 2 == 0)
847 x
= width
- 1 - x
% width
;
852 if ((attributes
->wrap
& 2) == 2)
855 if ((y
/ height
) % 2 == 0)
858 y
= height
- 1 - y
% height
;
864 if (x
< src_rect
->X
|| y
< src_rect
->Y
|| x
>= src_rect
->X
+ src_rect
->Width
|| y
>= src_rect
->Y
+ src_rect
->Height
)
866 ERR("out of range pixel requested\n");
870 return ((DWORD
*)(bits
))[(x
- src_rect
->X
) + (y
- src_rect
->Y
) * src_rect
->Width
];
873 static ARGB
resample_bitmap_pixel(GDIPCONST GpRect
*src_rect
, LPBYTE bits
, UINT width
,
874 UINT height
, GpPointF
*point
, GDIPCONST GpImageAttributes
*attributes
,
875 InterpolationMode interpolation
, PixelOffsetMode offset_mode
)
879 switch (interpolation
)
883 FIXME("Unimplemented interpolation %i\n", interpolation
);
885 case InterpolationModeBilinear
:
888 INT leftx
, rightx
, topy
, bottomy
;
889 ARGB topleft
, topright
, bottomleft
, bottomright
;
893 leftxf
= floorf(point
->X
);
895 rightx
= (INT
)ceilf(point
->X
);
896 topyf
= floorf(point
->Y
);
898 bottomy
= (INT
)ceilf(point
->Y
);
900 if (leftx
== rightx
&& topy
== bottomy
)
901 return sample_bitmap_pixel(src_rect
, bits
, width
, height
,
902 leftx
, topy
, attributes
);
904 topleft
= sample_bitmap_pixel(src_rect
, bits
, width
, height
,
905 leftx
, topy
, attributes
);
906 topright
= sample_bitmap_pixel(src_rect
, bits
, width
, height
,
907 rightx
, topy
, attributes
);
908 bottomleft
= sample_bitmap_pixel(src_rect
, bits
, width
, height
,
909 leftx
, bottomy
, attributes
);
910 bottomright
= sample_bitmap_pixel(src_rect
, bits
, width
, height
,
911 rightx
, bottomy
, attributes
);
913 x_offset
= point
->X
- leftxf
;
914 top
= blend_colors(topleft
, topright
, x_offset
);
915 bottom
= blend_colors(bottomleft
, bottomright
, x_offset
);
917 return blend_colors(top
, bottom
, point
->Y
- topyf
);
919 case InterpolationModeNearestNeighbor
:
925 case PixelOffsetModeNone
:
926 case PixelOffsetModeHighSpeed
:
930 case PixelOffsetModeHalf
:
931 case PixelOffsetModeHighQuality
:
935 return sample_bitmap_pixel(src_rect
, bits
, width
, height
,
936 floorf(point
->X
+ pixel_offset
), floorf(point
->Y
+ pixel_offset
), attributes
);
942 static REAL
intersect_line_scanline(const GpPointF
*p1
, const GpPointF
*p2
, REAL y
)
944 return (p1
->X
- p2
->X
) * (p2
->Y
- y
) / (p2
->Y
- p1
->Y
) + p2
->X
;
947 static BOOL
brush_can_fill_path(GpBrush
*brush
)
951 case BrushTypeSolidColor
:
953 case BrushTypeHatchFill
:
955 GpHatch
*hatch
= (GpHatch
*)brush
;
956 return ((hatch
->forecol
& 0xff000000) == 0xff000000) &&
957 ((hatch
->backcol
& 0xff000000) == 0xff000000);
959 case BrushTypeLinearGradient
:
960 case BrushTypeTextureFill
:
961 /* Gdi32 isn't much help with these, so we should use brush_fill_pixels instead. */
967 static void brush_fill_path(GpGraphics
*graphics
, GpBrush
* brush
)
971 case BrushTypeSolidColor
:
973 GpSolidFill
*fill
= (GpSolidFill
*)brush
;
974 HBITMAP bmp
= ARGB2BMP(fill
->color
);
979 /* partially transparent fill */
981 SelectClipPath(graphics
->hdc
, RGN_AND
);
982 if (GetClipBox(graphics
->hdc
, &rc
) != NULLREGION
)
984 HDC hdc
= CreateCompatibleDC(NULL
);
988 SelectObject(hdc
, bmp
);
989 gdi_alpha_blend(graphics
, rc
.left
, rc
.top
, rc
.right
- rc
.left
, rc
.bottom
- rc
.top
,
997 /* else fall through */
1001 HBRUSH gdibrush
, old_brush
;
1003 gdibrush
= create_gdi_brush(brush
);
1004 if (!gdibrush
) return;
1006 old_brush
= SelectObject(graphics
->hdc
, gdibrush
);
1007 FillPath(graphics
->hdc
);
1008 SelectObject(graphics
->hdc
, old_brush
);
1009 DeleteObject(gdibrush
);
1015 static BOOL
brush_can_fill_pixels(GpBrush
*brush
)
1019 case BrushTypeSolidColor
:
1020 case BrushTypeHatchFill
:
1021 case BrushTypeLinearGradient
:
1022 case BrushTypeTextureFill
:
1023 case BrushTypePathGradient
:
1030 static GpStatus
brush_fill_pixels(GpGraphics
*graphics
, GpBrush
*brush
,
1031 DWORD
*argb_pixels
, GpRect
*fill_area
, UINT cdwStride
)
1035 case BrushTypeSolidColor
:
1038 GpSolidFill
*fill
= (GpSolidFill
*)brush
;
1039 for (x
=0; x
<fill_area
->Width
; x
++)
1040 for (y
=0; y
<fill_area
->Height
; y
++)
1041 argb_pixels
[x
+ y
*cdwStride
] = fill
->color
;
1044 case BrushTypeHatchFill
:
1047 GpHatch
*fill
= (GpHatch
*)brush
;
1048 const char *hatch_data
;
1050 if (get_hatch_data(fill
->hatchstyle
, &hatch_data
) != Ok
)
1051 return NotImplemented
;
1053 for (x
=0; x
<fill_area
->Width
; x
++)
1054 for (y
=0; y
<fill_area
->Height
; y
++)
1058 /* FIXME: Account for the rendering origin */
1059 hx
= (x
+ fill_area
->X
) % 8;
1060 hy
= (y
+ fill_area
->Y
) % 8;
1062 if ((hatch_data
[7-hy
] & (0x80 >> hx
)) != 0)
1063 argb_pixels
[x
+ y
*cdwStride
] = fill
->forecol
;
1065 argb_pixels
[x
+ y
*cdwStride
] = fill
->backcol
;
1070 case BrushTypeLinearGradient
:
1072 GpLineGradient
*fill
= (GpLineGradient
*)brush
;
1073 GpPointF draw_points
[3], line_points
[3];
1075 static const GpRectF box_1
= { 0.0, 0.0, 1.0, 1.0 };
1076 GpMatrix
*world_to_gradient
; /* FIXME: Store this in the brush? */
1079 draw_points
[0].X
= fill_area
->X
;
1080 draw_points
[0].Y
= fill_area
->Y
;
1081 draw_points
[1].X
= fill_area
->X
+1;
1082 draw_points
[1].Y
= fill_area
->Y
;
1083 draw_points
[2].X
= fill_area
->X
;
1084 draw_points
[2].Y
= fill_area
->Y
+1;
1086 /* Transform the points to a co-ordinate space where X is the point's
1087 * position in the gradient, 0.0 being the start point and 1.0 the
1089 stat
= GdipTransformPoints(graphics
, CoordinateSpaceWorld
,
1090 CoordinateSpaceDevice
, draw_points
, 3);
1094 line_points
[0] = fill
->startpoint
;
1095 line_points
[1] = fill
->endpoint
;
1096 line_points
[2].X
= fill
->startpoint
.X
+ (fill
->startpoint
.Y
- fill
->endpoint
.Y
);
1097 line_points
[2].Y
= fill
->startpoint
.Y
+ (fill
->endpoint
.X
- fill
->startpoint
.X
);
1099 stat
= GdipCreateMatrix3(&box_1
, line_points
, &world_to_gradient
);
1104 stat
= GdipInvertMatrix(world_to_gradient
);
1107 stat
= GdipTransformMatrixPoints(world_to_gradient
, draw_points
, 3);
1109 GdipDeleteMatrix(world_to_gradient
);
1114 REAL x_delta
= draw_points
[1].X
- draw_points
[0].X
;
1115 REAL y_delta
= draw_points
[2].X
- draw_points
[0].X
;
1117 for (y
=0; y
<fill_area
->Height
; y
++)
1119 for (x
=0; x
<fill_area
->Width
; x
++)
1121 REAL pos
= draw_points
[0].X
+ x
* x_delta
+ y
* y_delta
;
1123 argb_pixels
[x
+ y
*cdwStride
] = blend_line_gradient(fill
, pos
);
1130 case BrushTypeTextureFill
:
1132 GpTexture
*fill
= (GpTexture
*)brush
;
1133 GpPointF draw_points
[3];
1140 if (fill
->image
->type
!= ImageTypeBitmap
)
1142 FIXME("metafile texture brushes not implemented\n");
1143 return NotImplemented
;
1146 bitmap
= (GpBitmap
*)fill
->image
;
1147 src_stride
= sizeof(ARGB
) * bitmap
->width
;
1149 src_area
.X
= src_area
.Y
= 0;
1150 src_area
.Width
= bitmap
->width
;
1151 src_area
.Height
= bitmap
->height
;
1153 draw_points
[0].X
= fill_area
->X
;
1154 draw_points
[0].Y
= fill_area
->Y
;
1155 draw_points
[1].X
= fill_area
->X
+1;
1156 draw_points
[1].Y
= fill_area
->Y
;
1157 draw_points
[2].X
= fill_area
->X
;
1158 draw_points
[2].Y
= fill_area
->Y
+1;
1160 /* Transform the points to the co-ordinate space of the bitmap. */
1161 stat
= GdipTransformPoints(graphics
, CoordinateSpaceWorld
,
1162 CoordinateSpaceDevice
, draw_points
, 3);
1166 GpMatrix world_to_texture
= fill
->transform
;
1168 stat
= GdipInvertMatrix(&world_to_texture
);
1170 stat
= GdipTransformMatrixPoints(&world_to_texture
, draw_points
, 3);
1173 if (stat
== Ok
&& !fill
->bitmap_bits
)
1175 BitmapData lockeddata
;
1177 fill
->bitmap_bits
= GdipAlloc(sizeof(ARGB
) * bitmap
->width
* bitmap
->height
);
1178 if (!fill
->bitmap_bits
)
1183 lockeddata
.Width
= bitmap
->width
;
1184 lockeddata
.Height
= bitmap
->height
;
1185 lockeddata
.Stride
= src_stride
;
1186 lockeddata
.PixelFormat
= PixelFormat32bppARGB
;
1187 lockeddata
.Scan0
= fill
->bitmap_bits
;
1189 stat
= GdipBitmapLockBits(bitmap
, &src_area
, ImageLockModeRead
|ImageLockModeUserInputBuf
,
1190 PixelFormat32bppARGB
, &lockeddata
);
1194 stat
= GdipBitmapUnlockBits(bitmap
, &lockeddata
);
1197 apply_image_attributes(fill
->imageattributes
, fill
->bitmap_bits
,
1198 bitmap
->width
, bitmap
->height
,
1199 src_stride
, ColorAdjustTypeBitmap
);
1203 GdipFree(fill
->bitmap_bits
);
1204 fill
->bitmap_bits
= NULL
;
1210 REAL x_dx
= draw_points
[1].X
- draw_points
[0].X
;
1211 REAL x_dy
= draw_points
[1].Y
- draw_points
[0].Y
;
1212 REAL y_dx
= draw_points
[2].X
- draw_points
[0].X
;
1213 REAL y_dy
= draw_points
[2].Y
- draw_points
[0].Y
;
1215 for (y
=0; y
<fill_area
->Height
; y
++)
1217 for (x
=0; x
<fill_area
->Width
; x
++)
1220 point
.X
= draw_points
[0].X
+ x
* x_dx
+ y
* y_dx
;
1221 point
.Y
= draw_points
[0].Y
+ y
* x_dy
+ y
* y_dy
;
1223 argb_pixels
[x
+ y
*cdwStride
] = resample_bitmap_pixel(
1224 &src_area
, fill
->bitmap_bits
, bitmap
->width
, bitmap
->height
,
1225 &point
, fill
->imageattributes
, graphics
->interpolation
,
1226 graphics
->pixeloffset
);
1233 case BrushTypePathGradient
:
1235 GpPathGradient
*fill
= (GpPathGradient
*)brush
;
1237 GpMatrix world_to_device
;
1239 int i
, figure_start
=0;
1240 GpPointF start_point
, end_point
, center_point
;
1242 REAL min_yf
, max_yf
, line1_xf
, line2_xf
;
1243 INT min_y
, max_y
, min_x
, max_x
;
1246 static int transform_fixme_once
;
1248 if (fill
->focus
.X
!= 0.0 || fill
->focus
.Y
!= 0.0)
1252 FIXME("path gradient focus not implemented\n");
1259 FIXME("path gradient gamma correction not implemented\n");
1262 if (fill
->blendcount
)
1266 FIXME("path gradient blend not implemented\n");
1269 if (fill
->pblendcount
)
1273 FIXME("path gradient preset blend not implemented\n");
1276 if (!transform_fixme_once
)
1278 BOOL is_identity
=TRUE
;
1279 GdipIsMatrixIdentity(&fill
->transform
, &is_identity
);
1282 FIXME("path gradient transform not implemented\n");
1283 transform_fixme_once
= 1;
1287 stat
= GdipClonePath(fill
->path
, &flat_path
);
1292 stat
= get_graphics_transform(graphics
, CoordinateSpaceDevice
,
1293 CoordinateSpaceWorld
, &world_to_device
);
1296 stat
= GdipTransformPath(flat_path
, &world_to_device
);
1300 center_point
= fill
->center
;
1301 stat
= GdipTransformMatrixPoints(&world_to_device
, ¢er_point
, 1);
1305 stat
= GdipFlattenPath(flat_path
, NULL
, 0.5);
1310 GdipDeletePath(flat_path
);
1314 for (i
=0; i
<flat_path
->pathdata
.Count
; i
++)
1316 int start_center_line
=0, end_center_line
=0;
1317 int seen_start
=0, seen_end
=0, seen_center
=0;
1318 REAL center_distance
;
1319 ARGB start_color
, end_color
;
1322 type
= flat_path
->pathdata
.Types
[i
];
1324 if ((type
&PathPointTypePathTypeMask
) == PathPointTypeStart
)
1327 start_point
= flat_path
->pathdata
.Points
[i
];
1329 start_color
= fill
->surroundcolors
[min(i
, fill
->surroundcolorcount
-1)];
1331 if ((type
&PathPointTypeCloseSubpath
) == PathPointTypeCloseSubpath
|| i
+1 >= flat_path
->pathdata
.Count
)
1333 end_point
= flat_path
->pathdata
.Points
[figure_start
];
1334 end_color
= fill
->surroundcolors
[min(figure_start
, fill
->surroundcolorcount
-1)];
1336 else if ((flat_path
->pathdata
.Types
[i
+1] & PathPointTypePathTypeMask
) == PathPointTypeLine
)
1338 end_point
= flat_path
->pathdata
.Points
[i
+1];
1339 end_color
= fill
->surroundcolors
[min(i
+1, fill
->surroundcolorcount
-1)];
1344 outer_color
= start_color
;
1346 min_yf
= center_point
.Y
;
1347 if (min_yf
> start_point
.Y
) min_yf
= start_point
.Y
;
1348 if (min_yf
> end_point
.Y
) min_yf
= end_point
.Y
;
1350 if (min_yf
< fill_area
->Y
)
1351 min_y
= fill_area
->Y
;
1353 min_y
= (INT
)ceil(min_yf
);
1355 max_yf
= center_point
.Y
;
1356 if (max_yf
< start_point
.Y
) max_yf
= start_point
.Y
;
1357 if (max_yf
< end_point
.Y
) max_yf
= end_point
.Y
;
1359 if (max_yf
> fill_area
->Y
+ fill_area
->Height
)
1360 max_y
= fill_area
->Y
+ fill_area
->Height
;
1362 max_y
= (INT
)ceil(max_yf
);
1364 dy
= end_point
.Y
- start_point
.Y
;
1365 dx
= end_point
.X
- start_point
.X
;
1367 /* This is proportional to the distance from start-end line to center point. */
1368 center_distance
= dy
* (start_point
.X
- center_point
.X
) +
1369 dx
* (center_point
.Y
- start_point
.Y
);
1371 for (y
=min_y
; y
<max_y
; y
++)
1375 if (!seen_start
&& yf
>= start_point
.Y
)
1378 start_center_line
^= 1;
1380 if (!seen_end
&& yf
>= end_point
.Y
)
1383 end_center_line
^= 1;
1385 if (!seen_center
&& yf
>= center_point
.Y
)
1388 start_center_line
^= 1;
1389 end_center_line
^= 1;
1392 if (start_center_line
)
1393 line1_xf
= intersect_line_scanline(&start_point
, ¢er_point
, yf
);
1395 line1_xf
= intersect_line_scanline(&start_point
, &end_point
, yf
);
1397 if (end_center_line
)
1398 line2_xf
= intersect_line_scanline(&end_point
, ¢er_point
, yf
);
1400 line2_xf
= intersect_line_scanline(&start_point
, &end_point
, yf
);
1402 if (line1_xf
< line2_xf
)
1404 min_x
= (INT
)ceil(line1_xf
);
1405 max_x
= (INT
)ceil(line2_xf
);
1409 min_x
= (INT
)ceil(line2_xf
);
1410 max_x
= (INT
)ceil(line1_xf
);
1413 if (min_x
< fill_area
->X
)
1414 min_x
= fill_area
->X
;
1415 if (max_x
> fill_area
->X
+ fill_area
->Width
)
1416 max_x
= fill_area
->X
+ fill_area
->Width
;
1418 for (x
=min_x
; x
<max_x
; x
++)
1423 if (start_color
!= end_color
)
1425 REAL blend_amount
, pdy
, pdx
;
1426 pdy
= yf
- center_point
.Y
;
1427 pdx
= xf
- center_point
.X
;
1428 blend_amount
= ( (center_point
.Y
- start_point
.Y
) * pdx
+ (start_point
.X
- center_point
.X
) * pdy
) / ( dy
* pdx
- dx
* pdy
);
1429 outer_color
= blend_colors(start_color
, end_color
, blend_amount
);
1432 distance
= (end_point
.Y
- start_point
.Y
) * (start_point
.X
- xf
) +
1433 (end_point
.X
- start_point
.X
) * (yf
- start_point
.Y
);
1435 distance
= distance
/ center_distance
;
1437 argb_pixels
[(x
-fill_area
->X
) + (y
-fill_area
->Y
)*cdwStride
] =
1438 blend_colors(outer_color
, fill
->centercolor
, distance
);
1443 GdipDeletePath(flat_path
);
1447 return NotImplemented
;
1451 /* Draws the linecap the specified color and size on the hdc. The linecap is in
1452 * direction of the line from x1, y1 to x2, y2 and is anchored on x2, y2. Probably
1453 * should not be called on an hdc that has a path you care about. */
1454 static void draw_cap(GpGraphics
*graphics
, COLORREF color
, GpLineCap cap
, REAL size
,
1455 const GpCustomLineCap
*custom
, REAL x1
, REAL y1
, REAL x2
, REAL y2
)
1457 HGDIOBJ oldbrush
= NULL
, oldpen
= NULL
;
1459 HBRUSH brush
= NULL
;
1461 PointF ptf
[4], *custptf
= NULL
;
1462 POINT pt
[4], *custpt
= NULL
;
1464 REAL theta
, dsmall
, dbig
, dx
, dy
= 0.0;
1469 if((x1
== x2
) && (y1
== y2
))
1472 theta
= gdiplus_atan2(y2
- y1
, x2
- x1
);
1474 customstroke
= (cap
== LineCapCustom
) && custom
&& (!custom
->fill
);
1476 brush
= CreateSolidBrush(color
);
1477 lb
.lbStyle
= BS_SOLID
;
1480 pen
= ExtCreatePen(PS_GEOMETRIC
| PS_SOLID
| PS_ENDCAP_FLAT
|
1481 PS_JOIN_MITER
, 1, &lb
, 0,
1483 oldbrush
= SelectObject(graphics
->hdc
, brush
);
1484 oldpen
= SelectObject(graphics
->hdc
, pen
);
1491 case LineCapSquareAnchor
:
1492 case LineCapDiamondAnchor
:
1493 size
= size
* (cap
& LineCapNoAnchor
? ANCHOR_WIDTH
: 1.0) / 2.0;
1494 if(cap
== LineCapDiamondAnchor
){
1495 dsmall
= cos(theta
+ M_PI_2
) * size
;
1496 dbig
= sin(theta
+ M_PI_2
) * size
;
1499 dsmall
= cos(theta
+ M_PI_4
) * size
;
1500 dbig
= sin(theta
+ M_PI_4
) * size
;
1503 ptf
[0].X
= x2
- dsmall
;
1504 ptf
[1].X
= x2
+ dbig
;
1506 ptf
[0].Y
= y2
- dbig
;
1507 ptf
[3].Y
= y2
+ dsmall
;
1509 ptf
[1].Y
= y2
- dsmall
;
1510 ptf
[2].Y
= y2
+ dbig
;
1512 ptf
[3].X
= x2
- dbig
;
1513 ptf
[2].X
= x2
+ dsmall
;
1515 transform_and_round_points(graphics
, pt
, ptf
, 4);
1516 Polygon(graphics
->hdc
, pt
, 4);
1519 case LineCapArrowAnchor
:
1520 size
= size
* 4.0 / sqrt(3.0);
1522 dx
= cos(M_PI
/ 6.0 + theta
) * size
;
1523 dy
= sin(M_PI
/ 6.0 + theta
) * size
;
1528 dx
= cos(- M_PI
/ 6.0 + theta
) * size
;
1529 dy
= sin(- M_PI
/ 6.0 + theta
) * size
;
1537 transform_and_round_points(graphics
, pt
, ptf
, 3);
1538 Polygon(graphics
->hdc
, pt
, 3);
1541 case LineCapRoundAnchor
:
1542 dx
= dy
= ANCHOR_WIDTH
* size
/ 2.0;
1549 transform_and_round_points(graphics
, pt
, ptf
, 2);
1550 Ellipse(graphics
->hdc
, pt
[0].x
, pt
[0].y
, pt
[1].x
, pt
[1].y
);
1553 case LineCapTriangle
:
1555 dx
= cos(M_PI_2
+ theta
) * size
;
1556 dy
= sin(M_PI_2
+ theta
) * size
;
1563 dx
= cos(theta
) * size
;
1564 dy
= sin(theta
) * size
;
1569 transform_and_round_points(graphics
, pt
, ptf
, 3);
1570 Polygon(graphics
->hdc
, pt
, 3);
1574 dx
= dy
= size
/ 2.0;
1581 dx
= -cos(M_PI_2
+ theta
) * size
;
1582 dy
= -sin(M_PI_2
+ theta
) * size
;
1589 transform_and_round_points(graphics
, pt
, ptf
, 4);
1590 Pie(graphics
->hdc
, pt
[0].x
, pt
[0].y
, pt
[1].x
, pt
[1].y
, pt
[2].x
,
1591 pt
[2].y
, pt
[3].x
, pt
[3].y
);
1598 count
= custom
->pathdata
.Count
;
1599 custptf
= GdipAlloc(count
* sizeof(PointF
));
1600 custpt
= GdipAlloc(count
* sizeof(POINT
));
1601 tp
= GdipAlloc(count
);
1603 if(!custptf
|| !custpt
|| !tp
)
1606 memcpy(custptf
, custom
->pathdata
.Points
, count
* sizeof(PointF
));
1608 GdipSetMatrixElements(&matrix
, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
1609 GdipScaleMatrix(&matrix
, size
, size
, MatrixOrderAppend
);
1610 GdipRotateMatrix(&matrix
, (180.0 / M_PI
) * (theta
- M_PI_2
),
1612 GdipTranslateMatrix(&matrix
, x2
, y2
, MatrixOrderAppend
);
1613 GdipTransformMatrixPoints(&matrix
, custptf
, count
);
1615 transform_and_round_points(graphics
, custpt
, custptf
, count
);
1617 for(i
= 0; i
< count
; i
++)
1618 tp
[i
] = convert_path_point_type(custom
->pathdata
.Types
[i
]);
1621 BeginPath(graphics
->hdc
);
1622 PolyDraw(graphics
->hdc
, custpt
, tp
, count
);
1623 EndPath(graphics
->hdc
);
1624 StrokeAndFillPath(graphics
->hdc
);
1627 PolyDraw(graphics
->hdc
, custpt
, tp
, count
);
1639 SelectObject(graphics
->hdc
, oldbrush
);
1640 SelectObject(graphics
->hdc
, oldpen
);
1641 DeleteObject(brush
);
1646 /* Shortens the line by the given percent by changing x2, y2.
1647 * If percent is > 1.0 then the line will change direction.
1648 * If percent is negative it can lengthen the line. */
1649 static void shorten_line_percent(REAL x1
, REAL y1
, REAL
*x2
, REAL
*y2
, REAL percent
)
1651 REAL dist
, theta
, dx
, dy
;
1653 if((y1
== *y2
) && (x1
== *x2
))
1656 dist
= sqrt((*x2
- x1
) * (*x2
- x1
) + (*y2
- y1
) * (*y2
- y1
)) * -percent
;
1657 theta
= gdiplus_atan2((*y2
- y1
), (*x2
- x1
));
1658 dx
= cos(theta
) * dist
;
1659 dy
= sin(theta
) * dist
;
1665 /* Shortens the line by the given amount by changing x2, y2.
1666 * If the amount is greater than the distance, the line will become length 0.
1667 * If the amount is negative, it can lengthen the line. */
1668 static void shorten_line_amt(REAL x1
, REAL y1
, REAL
*x2
, REAL
*y2
, REAL amt
)
1670 REAL dx
, dy
, percent
;
1674 if(dx
== 0 && dy
== 0)
1677 percent
= amt
/ sqrt(dx
* dx
+ dy
* dy
);
1684 shorten_line_percent(x1
, y1
, x2
, y2
, percent
);
1687 /* Conducts a linear search to find the bezier points that will back off
1688 * the endpoint of the curve by a distance of amt. Linear search works
1689 * better than binary in this case because there are multiple solutions,
1690 * and binary searches often find a bad one. I don't think this is what
1691 * Windows does but short of rendering the bezier without GDI's help it's
1692 * the best we can do. If rev then work from the start of the passed points
1693 * instead of the end. */
1694 static void shorten_bezier_amt(GpPointF
* pt
, REAL amt
, BOOL rev
)
1697 REAL percent
= 0.00, dx
, dy
, origx
, origy
, diff
= -1.0;
1698 INT i
, first
= 0, second
= 1, third
= 2, fourth
= 3;
1707 origx
= pt
[fourth
].X
;
1708 origy
= pt
[fourth
].Y
;
1709 memcpy(origpt
, pt
, sizeof(GpPointF
) * 4);
1711 for(i
= 0; (i
< MAX_ITERS
) && (diff
< amt
); i
++){
1712 /* reset bezier points to original values */
1713 memcpy(pt
, origpt
, sizeof(GpPointF
) * 4);
1714 /* Perform magic on bezier points. Order is important here.*/
1715 shorten_line_percent(pt
[third
].X
, pt
[third
].Y
, &pt
[fourth
].X
, &pt
[fourth
].Y
, percent
);
1716 shorten_line_percent(pt
[second
].X
, pt
[second
].Y
, &pt
[third
].X
, &pt
[third
].Y
, percent
);
1717 shorten_line_percent(pt
[third
].X
, pt
[third
].Y
, &pt
[fourth
].X
, &pt
[fourth
].Y
, percent
);
1718 shorten_line_percent(pt
[first
].X
, pt
[first
].Y
, &pt
[second
].X
, &pt
[second
].Y
, percent
);
1719 shorten_line_percent(pt
[second
].X
, pt
[second
].Y
, &pt
[third
].X
, &pt
[third
].Y
, percent
);
1720 shorten_line_percent(pt
[third
].X
, pt
[third
].Y
, &pt
[fourth
].X
, &pt
[fourth
].Y
, percent
);
1722 dx
= pt
[fourth
].X
- origx
;
1723 dy
= pt
[fourth
].Y
- origy
;
1725 diff
= sqrt(dx
* dx
+ dy
* dy
);
1726 percent
+= 0.0005 * amt
;
1730 /* Draws a combination of bezier curves and lines between points. */
1731 static GpStatus
draw_poly(GpGraphics
*graphics
, GpPen
*pen
, GDIPCONST GpPointF
* pt
,
1732 GDIPCONST BYTE
* types
, INT count
, BOOL caps
)
1734 POINT
*pti
= GdipAlloc(count
* sizeof(POINT
));
1735 BYTE
*tp
= GdipAlloc(count
);
1736 GpPointF
*ptcopy
= GdipAlloc(count
* sizeof(GpPointF
));
1738 GpStatus status
= GenericError
;
1744 if(!pti
|| !tp
|| !ptcopy
){
1745 status
= OutOfMemory
;
1749 for(i
= 1; i
< count
; i
++){
1750 if((types
[i
] & PathPointTypePathTypeMask
) == PathPointTypeBezier
){
1751 if((i
+ 2 >= count
) || !(types
[i
+ 1] & PathPointTypeBezier
)
1752 || !(types
[i
+ 1] & PathPointTypeBezier
)){
1753 ERR("Bad bezier points\n");
1760 memcpy(ptcopy
, pt
, count
* sizeof(GpPointF
));
1762 /* If we are drawing caps, go through the points and adjust them accordingly,
1763 * and draw the caps. */
1765 switch(types
[count
- 1] & PathPointTypePathTypeMask
){
1766 case PathPointTypeBezier
:
1767 if(pen
->endcap
== LineCapArrowAnchor
)
1768 shorten_bezier_amt(&ptcopy
[count
- 4], pen
->width
, FALSE
);
1769 else if((pen
->endcap
== LineCapCustom
) && pen
->customend
)
1770 shorten_bezier_amt(&ptcopy
[count
- 4],
1771 pen
->width
* pen
->customend
->inset
, FALSE
);
1773 draw_cap(graphics
, get_gdi_brush_color(pen
->brush
), pen
->endcap
, pen
->width
, pen
->customend
,
1774 pt
[count
- 1].X
- (ptcopy
[count
- 1].X
- ptcopy
[count
- 2].X
),
1775 pt
[count
- 1].Y
- (ptcopy
[count
- 1].Y
- ptcopy
[count
- 2].Y
),
1776 pt
[count
- 1].X
, pt
[count
- 1].Y
);
1779 case PathPointTypeLine
:
1780 if(pen
->endcap
== LineCapArrowAnchor
)
1781 shorten_line_amt(ptcopy
[count
- 2].X
, ptcopy
[count
- 2].Y
,
1782 &ptcopy
[count
- 1].X
, &ptcopy
[count
- 1].Y
,
1784 else if((pen
->endcap
== LineCapCustom
) && pen
->customend
)
1785 shorten_line_amt(ptcopy
[count
- 2].X
, ptcopy
[count
- 2].Y
,
1786 &ptcopy
[count
- 1].X
, &ptcopy
[count
- 1].Y
,
1787 pen
->customend
->inset
* pen
->width
);
1789 draw_cap(graphics
, get_gdi_brush_color(pen
->brush
), pen
->endcap
, pen
->width
, pen
->customend
,
1790 pt
[count
- 2].X
, pt
[count
- 2].Y
, pt
[count
- 1].X
,
1795 ERR("Bad path last point\n");
1799 /* Find start of points */
1800 for(j
= 1; j
< count
&& ((types
[j
] & PathPointTypePathTypeMask
)
1801 == PathPointTypeStart
); j
++);
1803 switch(types
[j
] & PathPointTypePathTypeMask
){
1804 case PathPointTypeBezier
:
1805 if(pen
->startcap
== LineCapArrowAnchor
)
1806 shorten_bezier_amt(&ptcopy
[j
- 1], pen
->width
, TRUE
);
1807 else if((pen
->startcap
== LineCapCustom
) && pen
->customstart
)
1808 shorten_bezier_amt(&ptcopy
[j
- 1],
1809 pen
->width
* pen
->customstart
->inset
, TRUE
);
1811 draw_cap(graphics
, get_gdi_brush_color(pen
->brush
), pen
->startcap
, pen
->width
, pen
->customstart
,
1812 pt
[j
- 1].X
- (ptcopy
[j
- 1].X
- ptcopy
[j
].X
),
1813 pt
[j
- 1].Y
- (ptcopy
[j
- 1].Y
- ptcopy
[j
].Y
),
1814 pt
[j
- 1].X
, pt
[j
- 1].Y
);
1817 case PathPointTypeLine
:
1818 if(pen
->startcap
== LineCapArrowAnchor
)
1819 shorten_line_amt(ptcopy
[j
].X
, ptcopy
[j
].Y
,
1820 &ptcopy
[j
- 1].X
, &ptcopy
[j
- 1].Y
,
1822 else if((pen
->startcap
== LineCapCustom
) && pen
->customstart
)
1823 shorten_line_amt(ptcopy
[j
].X
, ptcopy
[j
].Y
,
1824 &ptcopy
[j
- 1].X
, &ptcopy
[j
- 1].Y
,
1825 pen
->customstart
->inset
* pen
->width
);
1827 draw_cap(graphics
, get_gdi_brush_color(pen
->brush
), pen
->startcap
, pen
->width
, pen
->customstart
,
1828 pt
[j
].X
, pt
[j
].Y
, pt
[j
- 1].X
,
1833 ERR("Bad path points\n");
1838 transform_and_round_points(graphics
, pti
, ptcopy
, count
);
1840 for(i
= 0; i
< count
; i
++){
1841 tp
[i
] = convert_path_point_type(types
[i
]);
1844 PolyDraw(graphics
->hdc
, pti
, tp
, count
);
1856 GpStatus
trace_path(GpGraphics
*graphics
, GpPath
*path
)
1860 BeginPath(graphics
->hdc
);
1861 result
= draw_poly(graphics
, NULL
, path
->pathdata
.Points
,
1862 path
->pathdata
.Types
, path
->pathdata
.Count
, FALSE
);
1863 EndPath(graphics
->hdc
);
1867 typedef struct _GraphicsContainerItem
{
1869 GraphicsContainer contid
;
1871 SmoothingMode smoothing
;
1872 CompositingQuality compqual
;
1873 InterpolationMode interpolation
;
1874 CompositingMode compmode
;
1875 TextRenderingHint texthint
;
1878 PixelOffsetMode pixeloffset
;
1880 GpMatrix worldtrans
;
1882 INT origin_x
, origin_y
;
1883 } GraphicsContainerItem
;
1885 static GpStatus
init_container(GraphicsContainerItem
** container
,
1886 GDIPCONST GpGraphics
* graphics
){
1889 *container
= GdipAlloc(sizeof(GraphicsContainerItem
));
1893 (*container
)->contid
= graphics
->contid
+ 1;
1895 (*container
)->smoothing
= graphics
->smoothing
;
1896 (*container
)->compqual
= graphics
->compqual
;
1897 (*container
)->interpolation
= graphics
->interpolation
;
1898 (*container
)->compmode
= graphics
->compmode
;
1899 (*container
)->texthint
= graphics
->texthint
;
1900 (*container
)->scale
= graphics
->scale
;
1901 (*container
)->unit
= graphics
->unit
;
1902 (*container
)->textcontrast
= graphics
->textcontrast
;
1903 (*container
)->pixeloffset
= graphics
->pixeloffset
;
1904 (*container
)->origin_x
= graphics
->origin_x
;
1905 (*container
)->origin_y
= graphics
->origin_y
;
1906 (*container
)->worldtrans
= graphics
->worldtrans
;
1908 sts
= GdipCloneRegion(graphics
->clip
, &(*container
)->clip
);
1910 GdipFree(*container
);
1918 static void delete_container(GraphicsContainerItem
* container
)
1920 GdipDeleteRegion(container
->clip
);
1921 GdipFree(container
);
1924 static GpStatus
restore_container(GpGraphics
* graphics
,
1925 GDIPCONST GraphicsContainerItem
* container
){
1929 sts
= GdipCloneRegion(container
->clip
, &newClip
);
1930 if(sts
!= Ok
) return sts
;
1932 graphics
->worldtrans
= container
->worldtrans
;
1934 GdipDeleteRegion(graphics
->clip
);
1935 graphics
->clip
= newClip
;
1937 graphics
->contid
= container
->contid
- 1;
1939 graphics
->smoothing
= container
->smoothing
;
1940 graphics
->compqual
= container
->compqual
;
1941 graphics
->interpolation
= container
->interpolation
;
1942 graphics
->compmode
= container
->compmode
;
1943 graphics
->texthint
= container
->texthint
;
1944 graphics
->scale
= container
->scale
;
1945 graphics
->unit
= container
->unit
;
1946 graphics
->textcontrast
= container
->textcontrast
;
1947 graphics
->pixeloffset
= container
->pixeloffset
;
1948 graphics
->origin_x
= container
->origin_x
;
1949 graphics
->origin_y
= container
->origin_y
;
1954 static GpStatus
get_graphics_bounds(GpGraphics
* graphics
, GpRectF
* rect
)
1960 if(graphics
->hwnd
) {
1961 if(!GetClientRect(graphics
->hwnd
, &wnd_rect
))
1962 return GenericError
;
1964 rect
->X
= wnd_rect
.left
;
1965 rect
->Y
= wnd_rect
.top
;
1966 rect
->Width
= wnd_rect
.right
- wnd_rect
.left
;
1967 rect
->Height
= wnd_rect
.bottom
- wnd_rect
.top
;
1968 }else if (graphics
->image
){
1969 stat
= GdipGetImageBounds(graphics
->image
, rect
, &unit
);
1970 if (stat
== Ok
&& unit
!= UnitPixel
)
1971 FIXME("need to convert from unit %i\n", unit
);
1972 }else if (GetObjectType(graphics
->hdc
) == OBJ_MEMDC
){
1979 hbmp
= GetCurrentObject(graphics
->hdc
, OBJ_BITMAP
);
1980 if (hbmp
&& GetObjectW(hbmp
, sizeof(bmp
), &bmp
))
1982 rect
->Width
= bmp
.bmWidth
;
1983 rect
->Height
= bmp
.bmHeight
;
1994 rect
->Width
= GetDeviceCaps(graphics
->hdc
, HORZRES
);
1995 rect
->Height
= GetDeviceCaps(graphics
->hdc
, VERTRES
);
2001 /* on success, rgn will contain the region of the graphics object which
2002 * is visible after clipping has been applied */
2003 static GpStatus
get_visible_clip_region(GpGraphics
*graphics
, GpRegion
*rgn
)
2009 if((stat
= get_graphics_bounds(graphics
, &rectf
)) != Ok
)
2012 if((stat
= GdipCreateRegion(&tmp
)) != Ok
)
2015 if((stat
= GdipCombineRegionRect(tmp
, &rectf
, CombineModeReplace
)) != Ok
)
2018 if((stat
= GdipCombineRegionRegion(tmp
, graphics
->clip
, CombineModeIntersect
)) != Ok
)
2021 stat
= GdipCombineRegionRegion(rgn
, tmp
, CombineModeReplace
);
2024 GdipDeleteRegion(tmp
);
2028 void get_log_fontW(const GpFont
*font
, GpGraphics
*graphics
, LOGFONTW
*lf
)
2032 if (font
->unit
== UnitPixel
)
2034 height
= units_to_pixels(font
->emSize
, graphics
->unit
, graphics
->yres
);
2038 if (graphics
->unit
== UnitDisplay
|| graphics
->unit
== UnitPixel
)
2039 height
= units_to_pixels(font
->emSize
, font
->unit
, graphics
->xres
);
2041 height
= units_to_pixels(font
->emSize
, font
->unit
, graphics
->yres
);
2044 lf
->lfHeight
= -(height
+ 0.5);
2046 lf
->lfEscapement
= 0;
2047 lf
->lfOrientation
= 0;
2048 lf
->lfWeight
= font
->otm
.otmTextMetrics
.tmWeight
;
2049 lf
->lfItalic
= font
->otm
.otmTextMetrics
.tmItalic
? 1 : 0;
2050 lf
->lfUnderline
= font
->otm
.otmTextMetrics
.tmUnderlined
? 1 : 0;
2051 lf
->lfStrikeOut
= font
->otm
.otmTextMetrics
.tmStruckOut
? 1 : 0;
2052 lf
->lfCharSet
= font
->otm
.otmTextMetrics
.tmCharSet
;
2053 lf
->lfOutPrecision
= OUT_DEFAULT_PRECIS
;
2054 lf
->lfClipPrecision
= CLIP_DEFAULT_PRECIS
;
2055 lf
->lfQuality
= DEFAULT_QUALITY
;
2056 lf
->lfPitchAndFamily
= 0;
2057 strcpyW(lf
->lfFaceName
, font
->family
->FamilyName
);
2060 static void get_font_hfont(GpGraphics
*graphics
, GDIPCONST GpFont
*font
,
2061 GDIPCONST GpStringFormat
*format
, HFONT
*hfont
,
2062 GDIPCONST GpMatrix
*matrix
)
2064 HDC hdc
= CreateCompatibleDC(0);
2066 REAL angle
, rel_width
, rel_height
, font_height
;
2068 HFONT unscaled_font
;
2069 TEXTMETRICW textmet
;
2071 if (font
->unit
== UnitPixel
)
2072 font_height
= font
->emSize
;
2075 REAL unit_scale
, res
;
2077 res
= (graphics
->unit
== UnitDisplay
|| graphics
->unit
== UnitPixel
) ? graphics
->xres
: graphics
->yres
;
2078 unit_scale
= units_scale(font
->unit
, graphics
->unit
, res
);
2080 font_height
= font
->emSize
* unit_scale
;
2091 GpMatrix xform
= *matrix
;
2092 GdipTransformMatrixPoints(&xform
, pt
, 3);
2095 GdipTransformPoints(graphics
, CoordinateSpaceDevice
, CoordinateSpaceWorld
, pt
, 3);
2096 angle
= -gdiplus_atan2((pt
[1].Y
- pt
[0].Y
), (pt
[1].X
- pt
[0].X
));
2097 rel_width
= sqrt((pt
[1].Y
-pt
[0].Y
)*(pt
[1].Y
-pt
[0].Y
)+
2098 (pt
[1].X
-pt
[0].X
)*(pt
[1].X
-pt
[0].X
));
2099 rel_height
= sqrt((pt
[2].Y
-pt
[0].Y
)*(pt
[2].Y
-pt
[0].Y
)+
2100 (pt
[2].X
-pt
[0].X
)*(pt
[2].X
-pt
[0].X
));
2102 get_log_fontW(font
, graphics
, &lfw
);
2103 lfw
.lfHeight
= -gdip_round(font_height
* rel_height
);
2104 unscaled_font
= CreateFontIndirectW(&lfw
);
2106 SelectObject(hdc
, unscaled_font
);
2107 GetTextMetricsW(hdc
, &textmet
);
2109 lfw
.lfWidth
= gdip_round(textmet
.tmAveCharWidth
* rel_width
/ rel_height
);
2110 lfw
.lfEscapement
= lfw
.lfOrientation
= gdip_round((angle
/ M_PI
) * 1800.0);
2112 *hfont
= CreateFontIndirectW(&lfw
);
2115 DeleteObject(unscaled_font
);
2118 GpStatus WINGDIPAPI
GdipCreateFromHDC(HDC hdc
, GpGraphics
**graphics
)
2120 TRACE("(%p, %p)\n", hdc
, graphics
);
2122 return GdipCreateFromHDC2(hdc
, NULL
, graphics
);
2125 GpStatus WINGDIPAPI
GdipCreateFromHDC2(HDC hdc
, HANDLE hDevice
, GpGraphics
**graphics
)
2131 TRACE("(%p, %p, %p)\n", hdc
, hDevice
, graphics
);
2134 FIXME("Don't know how to handle parameter hDevice\n");
2139 if(graphics
== NULL
)
2140 return InvalidParameter
;
2142 *graphics
= GdipAlloc(sizeof(GpGraphics
));
2143 if(!*graphics
) return OutOfMemory
;
2145 GdipSetMatrixElements(&(*graphics
)->worldtrans
, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
2147 if((retval
= GdipCreateRegion(&(*graphics
)->clip
)) != Ok
){
2148 GdipFree(*graphics
);
2152 hbitmap
= GetCurrentObject(hdc
, OBJ_BITMAP
);
2153 if (hbitmap
&& GetObjectW(hbitmap
, sizeof(dib
), &dib
) == sizeof(dib
) &&
2154 dib
.dsBmih
.biBitCount
== 32 && dib
.dsBmih
.biCompression
== BI_RGB
)
2156 (*graphics
)->alpha_hdc
= 1;
2159 (*graphics
)->hdc
= hdc
;
2160 (*graphics
)->hwnd
= WindowFromDC(hdc
);
2161 (*graphics
)->owndc
= FALSE
;
2162 (*graphics
)->smoothing
= SmoothingModeDefault
;
2163 (*graphics
)->compqual
= CompositingQualityDefault
;
2164 (*graphics
)->interpolation
= InterpolationModeBilinear
;
2165 (*graphics
)->pixeloffset
= PixelOffsetModeDefault
;
2166 (*graphics
)->compmode
= CompositingModeSourceOver
;
2167 (*graphics
)->unit
= UnitDisplay
;
2168 (*graphics
)->scale
= 1.0;
2169 (*graphics
)->xres
= GetDeviceCaps(hdc
, LOGPIXELSX
);
2170 (*graphics
)->yres
= GetDeviceCaps(hdc
, LOGPIXELSY
);
2171 (*graphics
)->busy
= FALSE
;
2172 (*graphics
)->textcontrast
= 4;
2173 list_init(&(*graphics
)->containers
);
2174 (*graphics
)->contid
= 0;
2176 TRACE("<-- %p\n", *graphics
);
2181 GpStatus
graphics_from_image(GpImage
*image
, GpGraphics
**graphics
)
2185 *graphics
= GdipAlloc(sizeof(GpGraphics
));
2186 if(!*graphics
) return OutOfMemory
;
2188 GdipSetMatrixElements(&(*graphics
)->worldtrans
, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
2190 if((retval
= GdipCreateRegion(&(*graphics
)->clip
)) != Ok
){
2191 GdipFree(*graphics
);
2195 (*graphics
)->hdc
= NULL
;
2196 (*graphics
)->hwnd
= NULL
;
2197 (*graphics
)->owndc
= FALSE
;
2198 (*graphics
)->image
= image
;
2199 /* We have to store the image type here because the image may be freed
2200 * before GdipDeleteGraphics is called, and metafiles need special treatment. */
2201 (*graphics
)->image_type
= image
->type
;
2202 (*graphics
)->smoothing
= SmoothingModeDefault
;
2203 (*graphics
)->compqual
= CompositingQualityDefault
;
2204 (*graphics
)->interpolation
= InterpolationModeBilinear
;
2205 (*graphics
)->pixeloffset
= PixelOffsetModeDefault
;
2206 (*graphics
)->compmode
= CompositingModeSourceOver
;
2207 (*graphics
)->unit
= UnitDisplay
;
2208 (*graphics
)->scale
= 1.0;
2209 (*graphics
)->xres
= image
->xres
;
2210 (*graphics
)->yres
= image
->yres
;
2211 (*graphics
)->busy
= FALSE
;
2212 (*graphics
)->textcontrast
= 4;
2213 list_init(&(*graphics
)->containers
);
2214 (*graphics
)->contid
= 0;
2216 TRACE("<-- %p\n", *graphics
);
2221 GpStatus WINGDIPAPI
GdipCreateFromHWND(HWND hwnd
, GpGraphics
**graphics
)
2226 TRACE("(%p, %p)\n", hwnd
, graphics
);
2230 if((ret
= GdipCreateFromHDC(hdc
, graphics
)) != Ok
)
2232 ReleaseDC(hwnd
, hdc
);
2236 (*graphics
)->hwnd
= hwnd
;
2237 (*graphics
)->owndc
= TRUE
;
2242 /* FIXME: no icm handling */
2243 GpStatus WINGDIPAPI
GdipCreateFromHWNDICM(HWND hwnd
, GpGraphics
**graphics
)
2245 TRACE("(%p, %p)\n", hwnd
, graphics
);
2247 return GdipCreateFromHWND(hwnd
, graphics
);
2250 GpStatus WINGDIPAPI
GdipCreateMetafileFromEmf(HENHMETAFILE hemf
, BOOL
delete,
2251 GpMetafile
**metafile
)
2253 ENHMETAHEADER header
;
2254 MetafileType metafile_type
;
2256 TRACE("(%p,%i,%p)\n", hemf
, delete, metafile
);
2258 if(!hemf
|| !metafile
)
2259 return InvalidParameter
;
2261 if (GetEnhMetaFileHeader(hemf
, sizeof(header
), &header
) == 0)
2262 return GenericError
;
2264 metafile_type
= METAFILE_GetEmfType(hemf
);
2266 if (metafile_type
== MetafileTypeInvalid
)
2267 return GenericError
;
2269 *metafile
= GdipAlloc(sizeof(GpMetafile
));
2273 (*metafile
)->image
.type
= ImageTypeMetafile
;
2274 (*metafile
)->image
.format
= ImageFormatEMF
;
2275 (*metafile
)->image
.frame_count
= 1;
2276 (*metafile
)->image
.xres
= (REAL
)header
.szlDevice
.cx
;
2277 (*metafile
)->image
.yres
= (REAL
)header
.szlDevice
.cy
;
2278 (*metafile
)->bounds
.X
= (REAL
)header
.rclBounds
.left
;
2279 (*metafile
)->bounds
.Y
= (REAL
)header
.rclBounds
.top
;
2280 (*metafile
)->bounds
.Width
= (REAL
)(header
.rclBounds
.right
- header
.rclBounds
.left
);
2281 (*metafile
)->bounds
.Height
= (REAL
)(header
.rclBounds
.bottom
- header
.rclBounds
.top
);
2282 (*metafile
)->unit
= UnitPixel
;
2283 (*metafile
)->metafile_type
= metafile_type
;
2284 (*metafile
)->hemf
= hemf
;
2285 (*metafile
)->preserve_hemf
= !delete;
2287 TRACE("<-- %p\n", *metafile
);
2292 GpStatus WINGDIPAPI
GdipCreateMetafileFromWmf(HMETAFILE hwmf
, BOOL
delete,
2293 GDIPCONST WmfPlaceableFileHeader
* placeable
, GpMetafile
**metafile
)
2298 GpStatus retval
= Ok
;
2300 TRACE("(%p, %d, %p, %p)\n", hwmf
, delete, placeable
, metafile
);
2302 if(!hwmf
|| !metafile
|| !placeable
)
2303 return InvalidParameter
;
2306 read
= GetMetaFileBitsEx(hwmf
, 0, NULL
);
2308 return GenericError
;
2309 copy
= GdipAlloc(read
);
2310 GetMetaFileBitsEx(hwmf
, read
, copy
);
2312 hemf
= SetWinMetaFileBits(read
, copy
, NULL
, NULL
);
2315 /* FIXME: We should store and use hwmf instead of converting to hemf */
2316 retval
= GdipCreateMetafileFromEmf(hemf
, TRUE
, metafile
);
2320 (*metafile
)->image
.xres
= (REAL
)placeable
->Inch
;
2321 (*metafile
)->image
.yres
= (REAL
)placeable
->Inch
;
2322 (*metafile
)->bounds
.X
= ((REAL
)placeable
->BoundingBox
.Left
) / ((REAL
)placeable
->Inch
);
2323 (*metafile
)->bounds
.Y
= ((REAL
)placeable
->BoundingBox
.Top
) / ((REAL
)placeable
->Inch
);
2324 (*metafile
)->bounds
.Width
= (REAL
)(placeable
->BoundingBox
.Right
-
2325 placeable
->BoundingBox
.Left
);
2326 (*metafile
)->bounds
.Height
= (REAL
)(placeable
->BoundingBox
.Bottom
-
2327 placeable
->BoundingBox
.Top
);
2328 (*metafile
)->metafile_type
= MetafileTypeWmfPlaceable
;
2329 (*metafile
)->image
.format
= ImageFormatWMF
;
2331 if (delete) DeleteMetaFile(hwmf
);
2334 DeleteEnhMetaFile(hemf
);
2338 GpStatus WINGDIPAPI
GdipCreateMetafileFromWmfFile(GDIPCONST WCHAR
*file
,
2339 GDIPCONST WmfPlaceableFileHeader
* placeable
, GpMetafile
**metafile
)
2341 HMETAFILE hmf
= GetMetaFileW(file
);
2343 TRACE("(%s, %p, %p)\n", debugstr_w(file
), placeable
, metafile
);
2345 if(!hmf
) return InvalidParameter
;
2347 return GdipCreateMetafileFromWmf(hmf
, TRUE
, placeable
, metafile
);
2350 GpStatus WINGDIPAPI
GdipCreateMetafileFromFile(GDIPCONST WCHAR
*file
,
2351 GpMetafile
**metafile
)
2353 FIXME("(%p, %p): stub\n", file
, metafile
);
2354 return NotImplemented
;
2357 GpStatus WINGDIPAPI
GdipCreateMetafileFromStream(IStream
*stream
,
2358 GpMetafile
**metafile
)
2360 FIXME("(%p, %p): stub\n", stream
, metafile
);
2361 return NotImplemented
;
2364 GpStatus WINGDIPAPI
GdipCreateStreamOnFile(GDIPCONST WCHAR
* filename
,
2365 UINT access
, IStream
**stream
)
2370 TRACE("(%s, %u, %p)\n", debugstr_w(filename
), access
, stream
);
2372 if(!stream
|| !filename
)
2373 return InvalidParameter
;
2375 if(access
& GENERIC_WRITE
)
2376 dwMode
= STGM_SHARE_DENY_WRITE
| STGM_WRITE
| STGM_CREATE
;
2377 else if(access
& GENERIC_READ
)
2378 dwMode
= STGM_SHARE_DENY_WRITE
| STGM_READ
| STGM_FAILIFTHERE
;
2380 return InvalidParameter
;
2382 ret
= SHCreateStreamOnFileW(filename
, dwMode
, stream
);
2384 return hresult_to_status(ret
);
2387 GpStatus WINGDIPAPI
GdipDeleteGraphics(GpGraphics
*graphics
)
2389 GraphicsContainerItem
*cont
, *next
;
2391 TRACE("(%p)\n", graphics
);
2393 if(!graphics
) return InvalidParameter
;
2394 if(graphics
->busy
) return ObjectBusy
;
2396 if (graphics
->image
&& graphics
->image_type
== ImageTypeMetafile
)
2398 stat
= METAFILE_GraphicsDeleted((GpMetafile
*)graphics
->image
);
2404 ReleaseDC(graphics
->hwnd
, graphics
->hdc
);
2406 LIST_FOR_EACH_ENTRY_SAFE(cont
, next
, &graphics
->containers
, GraphicsContainerItem
, entry
){
2407 list_remove(&cont
->entry
);
2408 delete_container(cont
);
2411 GdipDeleteRegion(graphics
->clip
);
2417 GpStatus WINGDIPAPI
GdipDrawArc(GpGraphics
*graphics
, GpPen
*pen
, REAL x
,
2418 REAL y
, REAL width
, REAL height
, REAL startAngle
, REAL sweepAngle
)
2423 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics
, pen
, x
, y
,
2424 width
, height
, startAngle
, sweepAngle
);
2426 if(!graphics
|| !pen
|| width
<= 0 || height
<= 0)
2427 return InvalidParameter
;
2432 status
= GdipCreatePath(FillModeAlternate
, &path
);
2433 if (status
!= Ok
) return status
;
2435 status
= GdipAddPathArc(path
, x
, y
, width
, height
, startAngle
, sweepAngle
);
2437 status
= GdipDrawPath(graphics
, pen
, path
);
2439 GdipDeletePath(path
);
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
)
2457 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics
, pen
, x1
, y1
,
2458 x2
, y2
, x3
, y3
, x4
, y4
);
2460 if(!graphics
|| !pen
)
2461 return InvalidParameter
;
2474 return GdipDrawBeziers(graphics
, pen
, pt
, 4);
2477 GpStatus WINGDIPAPI
GdipDrawBezierI(GpGraphics
*graphics
, GpPen
*pen
, INT x1
,
2478 INT y1
, INT x2
, INT y2
, INT x3
, INT y3
, INT x4
, INT y4
)
2480 TRACE("(%p, %p, %d, %d, %d, %d, %d, %d, %d, %d)\n", graphics
, pen
, x1
, y1
,
2481 x2
, y2
, x3
, y3
, x4
, y4
);
2483 return GdipDrawBezier(graphics
, pen
, (REAL
)x1
, (REAL
)y1
, (REAL
)x2
, (REAL
)y2
, (REAL
)x3
, (REAL
)y3
, (REAL
)x4
, (REAL
)y4
);
2486 GpStatus WINGDIPAPI
GdipDrawBeziers(GpGraphics
*graphics
, GpPen
*pen
,
2487 GDIPCONST GpPointF
*points
, INT count
)
2492 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
2494 if(!graphics
|| !pen
|| !points
|| (count
<= 0))
2495 return InvalidParameter
;
2500 status
= GdipCreatePath(FillModeAlternate
, &path
);
2501 if (status
!= Ok
) return status
;
2503 status
= GdipAddPathBeziers(path
, points
, count
);
2505 status
= GdipDrawPath(graphics
, pen
, path
);
2507 GdipDeletePath(path
);
2511 GpStatus WINGDIPAPI
GdipDrawBeziersI(GpGraphics
*graphics
, GpPen
*pen
,
2512 GDIPCONST GpPoint
*points
, INT count
)
2518 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
2520 if(!graphics
|| !pen
|| !points
|| (count
<= 0))
2521 return InvalidParameter
;
2526 pts
= GdipAlloc(sizeof(GpPointF
) * count
);
2530 for(i
= 0; i
< count
; i
++){
2531 pts
[i
].X
= (REAL
)points
[i
].X
;
2532 pts
[i
].Y
= (REAL
)points
[i
].Y
;
2535 ret
= GdipDrawBeziers(graphics
,pen
,pts
,count
);
2542 GpStatus WINGDIPAPI
GdipDrawClosedCurve(GpGraphics
*graphics
, GpPen
*pen
,
2543 GDIPCONST GpPointF
*points
, INT count
)
2545 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
2547 return GdipDrawClosedCurve2(graphics
, pen
, points
, count
, 1.0);
2550 GpStatus WINGDIPAPI
GdipDrawClosedCurveI(GpGraphics
*graphics
, GpPen
*pen
,
2551 GDIPCONST GpPoint
*points
, INT count
)
2553 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
2555 return GdipDrawClosedCurve2I(graphics
, pen
, points
, count
, 1.0);
2558 GpStatus WINGDIPAPI
GdipDrawClosedCurve2(GpGraphics
*graphics
, GpPen
*pen
,
2559 GDIPCONST GpPointF
*points
, INT count
, REAL tension
)
2564 TRACE("(%p, %p, %p, %d, %.2f)\n", graphics
, pen
, points
, count
, tension
);
2566 if(!graphics
|| !pen
|| !points
|| count
<= 0)
2567 return InvalidParameter
;
2572 status
= GdipCreatePath(FillModeAlternate
, &path
);
2573 if (status
!= Ok
) return status
;
2575 status
= GdipAddPathClosedCurve2(path
, points
, count
, tension
);
2577 status
= GdipDrawPath(graphics
, pen
, path
);
2579 GdipDeletePath(path
);
2584 GpStatus WINGDIPAPI
GdipDrawClosedCurve2I(GpGraphics
*graphics
, GpPen
*pen
,
2585 GDIPCONST GpPoint
*points
, INT count
, REAL tension
)
2591 TRACE("(%p, %p, %p, %d, %.2f)\n", graphics
, pen
, points
, count
, tension
);
2593 if(!points
|| count
<= 0)
2594 return InvalidParameter
;
2596 ptf
= GdipAlloc(sizeof(GpPointF
)*count
);
2600 for(i
= 0; i
< count
; i
++){
2601 ptf
[i
].X
= (REAL
)points
[i
].X
;
2602 ptf
[i
].Y
= (REAL
)points
[i
].Y
;
2605 stat
= GdipDrawClosedCurve2(graphics
, pen
, ptf
, count
, tension
);
2612 GpStatus WINGDIPAPI
GdipDrawCurve(GpGraphics
*graphics
, GpPen
*pen
,
2613 GDIPCONST GpPointF
*points
, INT count
)
2615 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
2617 return GdipDrawCurve2(graphics
,pen
,points
,count
,1.0);
2620 GpStatus WINGDIPAPI
GdipDrawCurveI(GpGraphics
*graphics
, GpPen
*pen
,
2621 GDIPCONST GpPoint
*points
, INT count
)
2627 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
2630 return InvalidParameter
;
2632 pointsF
= GdipAlloc(sizeof(GpPointF
)*count
);
2636 for(i
= 0; i
< count
; i
++){
2637 pointsF
[i
].X
= (REAL
)points
[i
].X
;
2638 pointsF
[i
].Y
= (REAL
)points
[i
].Y
;
2641 ret
= GdipDrawCurve(graphics
,pen
,pointsF
,count
);
2647 /* Approximates cardinal spline with Bezier curves. */
2648 GpStatus WINGDIPAPI
GdipDrawCurve2(GpGraphics
*graphics
, GpPen
*pen
,
2649 GDIPCONST GpPointF
*points
, INT count
, REAL tension
)
2654 TRACE("(%p, %p, %p, %d, %.2f)\n", graphics
, pen
, points
, count
, tension
);
2656 if(!graphics
|| !pen
)
2657 return InvalidParameter
;
2663 return InvalidParameter
;
2665 status
= GdipCreatePath(FillModeAlternate
, &path
);
2666 if (status
!= Ok
) return status
;
2668 status
= GdipAddPathCurve2(path
, points
, count
, tension
);
2670 status
= GdipDrawPath(graphics
, pen
, path
);
2672 GdipDeletePath(path
);
2676 GpStatus WINGDIPAPI
GdipDrawCurve2I(GpGraphics
*graphics
, GpPen
*pen
,
2677 GDIPCONST GpPoint
*points
, INT count
, REAL tension
)
2683 TRACE("(%p, %p, %p, %d, %.2f)\n", graphics
, pen
, points
, count
, tension
);
2686 return InvalidParameter
;
2688 pointsF
= GdipAlloc(sizeof(GpPointF
)*count
);
2692 for(i
= 0; i
< count
; i
++){
2693 pointsF
[i
].X
= (REAL
)points
[i
].X
;
2694 pointsF
[i
].Y
= (REAL
)points
[i
].Y
;
2697 ret
= GdipDrawCurve2(graphics
,pen
,pointsF
,count
,tension
);
2703 GpStatus WINGDIPAPI
GdipDrawCurve3(GpGraphics
*graphics
, GpPen
*pen
,
2704 GDIPCONST GpPointF
*points
, INT count
, INT offset
, INT numberOfSegments
,
2707 TRACE("(%p, %p, %p, %d, %d, %d, %.2f)\n", graphics
, pen
, points
, count
, offset
, numberOfSegments
, tension
);
2709 if(offset
>= count
|| numberOfSegments
> count
- offset
- 1 || numberOfSegments
<= 0){
2710 return InvalidParameter
;
2713 return GdipDrawCurve2(graphics
, pen
, points
+ offset
, numberOfSegments
+ 1, tension
);
2716 GpStatus WINGDIPAPI
GdipDrawCurve3I(GpGraphics
*graphics
, GpPen
*pen
,
2717 GDIPCONST GpPoint
*points
, INT count
, INT offset
, INT numberOfSegments
,
2720 TRACE("(%p, %p, %p, %d, %d, %d, %.2f)\n", graphics
, pen
, points
, count
, offset
, numberOfSegments
, tension
);
2726 if(offset
>= count
|| numberOfSegments
> count
- offset
- 1 || numberOfSegments
<= 0){
2727 return InvalidParameter
;
2730 return GdipDrawCurve2I(graphics
, pen
, points
+ offset
, numberOfSegments
+ 1, tension
);
2733 GpStatus WINGDIPAPI
GdipDrawEllipse(GpGraphics
*graphics
, GpPen
*pen
, REAL x
,
2734 REAL y
, REAL width
, REAL height
)
2739 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics
, pen
, x
, y
, width
, height
);
2741 if(!graphics
|| !pen
)
2742 return InvalidParameter
;
2747 status
= GdipCreatePath(FillModeAlternate
, &path
);
2748 if (status
!= Ok
) return status
;
2750 status
= GdipAddPathEllipse(path
, x
, y
, width
, height
);
2752 status
= GdipDrawPath(graphics
, pen
, path
);
2754 GdipDeletePath(path
);
2758 GpStatus WINGDIPAPI
GdipDrawEllipseI(GpGraphics
*graphics
, GpPen
*pen
, INT x
,
2759 INT y
, INT width
, INT height
)
2761 TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics
, pen
, x
, y
, width
, height
);
2763 return GdipDrawEllipse(graphics
,pen
,(REAL
)x
,(REAL
)y
,(REAL
)width
,(REAL
)height
);
2767 GpStatus WINGDIPAPI
GdipDrawImage(GpGraphics
*graphics
, GpImage
*image
, REAL x
, REAL y
)
2771 TRACE("(%p, %p, %.2f, %.2f)\n", graphics
, image
, x
, y
);
2773 if(!graphics
|| !image
)
2774 return InvalidParameter
;
2776 GdipGetImageWidth(image
, &width
);
2777 GdipGetImageHeight(image
, &height
);
2779 return GdipDrawImagePointRect(graphics
, image
, x
, y
,
2780 0.0, 0.0, (REAL
)width
, (REAL
)height
, UnitPixel
);
2783 GpStatus WINGDIPAPI
GdipDrawImageI(GpGraphics
*graphics
, GpImage
*image
, INT x
,
2786 TRACE("(%p, %p, %d, %d)\n", graphics
, image
, x
, y
);
2788 return GdipDrawImage(graphics
, image
, (REAL
)x
, (REAL
)y
);
2791 GpStatus WINGDIPAPI
GdipDrawImagePointRect(GpGraphics
*graphics
, GpImage
*image
,
2792 REAL x
, REAL y
, REAL srcx
, REAL srcy
, REAL srcwidth
, REAL srcheight
,
2796 REAL scale_x
, scale_y
, width
, height
;
2798 TRACE("(%p, %p, %f, %f, %f, %f, %f, %f, %d)\n", graphics
, image
, x
, y
, srcx
, srcy
, srcwidth
, srcheight
, srcUnit
);
2800 if (!graphics
|| !image
) return InvalidParameter
;
2802 scale_x
= units_scale(srcUnit
, graphics
->unit
, graphics
->xres
);
2803 scale_x
*= graphics
->xres
/ image
->xres
;
2804 scale_y
= units_scale(srcUnit
, graphics
->unit
, graphics
->yres
);
2805 scale_y
*= graphics
->yres
/ image
->yres
;
2806 width
= srcwidth
* scale_x
;
2807 height
= srcheight
* scale_y
;
2809 points
[0].X
= points
[2].X
= x
;
2810 points
[0].Y
= points
[1].Y
= y
;
2811 points
[1].X
= x
+ width
;
2812 points
[2].Y
= y
+ height
;
2814 return GdipDrawImagePointsRect(graphics
, image
, points
, 3, srcx
, srcy
,
2815 srcwidth
, srcheight
, srcUnit
, NULL
, NULL
, NULL
);
2818 GpStatus WINGDIPAPI
GdipDrawImagePointRectI(GpGraphics
*graphics
, GpImage
*image
,
2819 INT x
, INT y
, INT srcx
, INT srcy
, INT srcwidth
, INT srcheight
,
2822 return GdipDrawImagePointRect(graphics
, image
, x
, y
, srcx
, srcy
, srcwidth
, srcheight
, srcUnit
);
2825 GpStatus WINGDIPAPI
GdipDrawImagePoints(GpGraphics
*graphics
, GpImage
*image
,
2826 GDIPCONST GpPointF
*dstpoints
, INT count
)
2830 TRACE("(%p, %p, %p, %d)\n", graphics
, image
, dstpoints
, count
);
2833 return InvalidParameter
;
2835 GdipGetImageWidth(image
, &width
);
2836 GdipGetImageHeight(image
, &height
);
2838 return GdipDrawImagePointsRect(graphics
, image
, dstpoints
, count
, 0, 0,
2839 width
, height
, UnitPixel
, NULL
, NULL
, NULL
);
2842 GpStatus WINGDIPAPI
GdipDrawImagePointsI(GpGraphics
*graphics
, GpImage
*image
,
2843 GDIPCONST GpPoint
*dstpoints
, INT count
)
2847 TRACE("(%p, %p, %p, %d)\n", graphics
, image
, dstpoints
, count
);
2849 if (count
!= 3 || !dstpoints
)
2850 return InvalidParameter
;
2852 ptf
[0].X
= (REAL
)dstpoints
[0].X
;
2853 ptf
[0].Y
= (REAL
)dstpoints
[0].Y
;
2854 ptf
[1].X
= (REAL
)dstpoints
[1].X
;
2855 ptf
[1].Y
= (REAL
)dstpoints
[1].Y
;
2856 ptf
[2].X
= (REAL
)dstpoints
[2].X
;
2857 ptf
[2].Y
= (REAL
)dstpoints
[2].Y
;
2859 return GdipDrawImagePoints(graphics
, image
, ptf
, count
);
2862 static BOOL CALLBACK
play_metafile_proc(EmfPlusRecordType record_type
, unsigned int flags
,
2863 unsigned int dataSize
, const unsigned char *pStr
, void *userdata
)
2865 GdipPlayMetafileRecord(userdata
, record_type
, flags
, dataSize
, pStr
);
2869 GpStatus WINGDIPAPI
GdipDrawImagePointsRect(GpGraphics
*graphics
, GpImage
*image
,
2870 GDIPCONST GpPointF
*points
, INT count
, REAL srcx
, REAL srcy
, REAL srcwidth
,
2871 REAL srcheight
, GpUnit srcUnit
, GDIPCONST GpImageAttributes
* imageAttributes
,
2872 DrawImageAbort callback
, VOID
* callbackData
)
2878 TRACE("(%p, %p, %p, %d, %f, %f, %f, %f, %d, %p, %p, %p)\n", graphics
, image
, points
,
2879 count
, srcx
, srcy
, srcwidth
, srcheight
, srcUnit
, imageAttributes
, callback
,
2883 return NotImplemented
;
2885 if(!graphics
|| !image
|| !points
|| count
!= 3)
2886 return InvalidParameter
;
2888 TRACE("%s %s %s\n", debugstr_pointf(&points
[0]), debugstr_pointf(&points
[1]),
2889 debugstr_pointf(&points
[2]));
2891 memcpy(ptf
, points
, 3 * sizeof(GpPointF
));
2892 ptf
[3].X
= ptf
[2].X
+ ptf
[1].X
- ptf
[0].X
;
2893 ptf
[3].Y
= ptf
[2].Y
+ ptf
[1].Y
- ptf
[0].Y
;
2894 if (!srcwidth
|| !srcheight
|| ptf
[3].X
== ptf
[0].X
|| ptf
[3].Y
== ptf
[0].Y
)
2896 transform_and_round_points(graphics
, pti
, ptf
, 4);
2898 TRACE("%s %s %s %s\n", wine_dbgstr_point(&pti
[0]), wine_dbgstr_point(&pti
[1]),
2899 wine_dbgstr_point(&pti
[2]), wine_dbgstr_point(&pti
[3]));
2901 srcx
= units_to_pixels(srcx
, srcUnit
, image
->xres
);
2902 srcy
= units_to_pixels(srcy
, srcUnit
, image
->yres
);
2903 srcwidth
= units_to_pixels(srcwidth
, srcUnit
, image
->xres
);
2904 srcheight
= units_to_pixels(srcheight
, srcUnit
, image
->yres
);
2905 TRACE("src pixels: %f,%f %fx%f\n", srcx
, srcy
, srcwidth
, srcheight
);
2911 FIXME("graphics object has no HDC\n");
2914 if(IPicture_Render(image
->picture
, graphics
->hdc
,
2915 pti
[0].x
, pti
[0].y
, pti
[1].x
- pti
[0].x
, pti
[2].y
- pti
[0].y
,
2916 srcx
, srcy
, srcwidth
, srcheight
, NULL
) != S_OK
)
2919 callback(callbackData
);
2920 return GenericError
;
2923 else if (image
->type
== ImageTypeBitmap
)
2925 GpBitmap
* bitmap
= (GpBitmap
*)image
;
2928 TRACE("graphics: %.2fx%.2f dpi, fmt %#x, scale %f, image: %.2fx%.2f dpi, fmt %#x, color %08x\n",
2929 graphics
->xres
, graphics
->yres
,
2930 graphics
->image
&& graphics
->image
->type
== ImageTypeBitmap
? ((GpBitmap
*)graphics
->image
)->format
: 0,
2931 graphics
->scale
, image
->xres
, image
->yres
, bitmap
->format
,
2932 imageAttributes
? imageAttributes
->outside_color
: 0);
2934 if (imageAttributes
|| graphics
->alpha_hdc
||
2935 (graphics
->image
&& graphics
->image
->type
== ImageTypeBitmap
) ||
2936 ptf
[1].Y
!= ptf
[0].Y
|| ptf
[2].X
!= ptf
[0].X
||
2937 ptf
[1].X
- ptf
[0].X
!= srcwidth
|| ptf
[2].Y
- ptf
[0].Y
!= srcheight
||
2938 srcx
< 0 || srcy
< 0 ||
2939 srcx
+ srcwidth
> bitmap
->width
|| srcy
+ srcheight
> bitmap
->height
)
2946 int i
, x
, y
, src_stride
, dst_stride
;
2947 GpMatrix dst_to_src
;
2948 REAL m11
, m12
, m21
, m22
, mdx
, mdy
;
2949 LPBYTE src_data
, dst_data
;
2950 BitmapData lockeddata
;
2951 InterpolationMode interpolation
= graphics
->interpolation
;
2952 PixelOffsetMode offset_mode
= graphics
->pixeloffset
;
2953 GpPointF dst_to_src_points
[3] = {{0.0, 0.0}, {1.0, 0.0}, {0.0, 1.0}};
2954 REAL x_dx
, x_dy
, y_dx
, y_dy
;
2955 static const GpImageAttributes defaultImageAttributes
= {WrapModeClamp
, 0, FALSE
};
2957 if (!imageAttributes
)
2958 imageAttributes
= &defaultImageAttributes
;
2960 dst_area
.left
= dst_area
.right
= pti
[0].x
;
2961 dst_area
.top
= dst_area
.bottom
= pti
[0].y
;
2964 if (dst_area
.left
> pti
[i
].x
) dst_area
.left
= pti
[i
].x
;
2965 if (dst_area
.right
< pti
[i
].x
) dst_area
.right
= pti
[i
].x
;
2966 if (dst_area
.top
> pti
[i
].y
) dst_area
.top
= pti
[i
].y
;
2967 if (dst_area
.bottom
< pti
[i
].y
) dst_area
.bottom
= pti
[i
].y
;
2970 TRACE("dst_area: %s\n", wine_dbgstr_rect(&dst_area
));
2972 m11
= (ptf
[1].X
- ptf
[0].X
) / srcwidth
;
2973 m21
= (ptf
[2].X
- ptf
[0].X
) / srcheight
;
2974 mdx
= ptf
[0].X
- m11
* srcx
- m21
* srcy
;
2975 m12
= (ptf
[1].Y
- ptf
[0].Y
) / srcwidth
;
2976 m22
= (ptf
[2].Y
- ptf
[0].Y
) / srcheight
;
2977 mdy
= ptf
[0].Y
- m12
* srcx
- m22
* srcy
;
2979 GdipSetMatrixElements(&dst_to_src
, m11
, m12
, m21
, m22
, mdx
, mdy
);
2981 stat
= GdipInvertMatrix(&dst_to_src
);
2982 if (stat
!= Ok
) return stat
;
2984 dst_data
= GdipAlloc(sizeof(ARGB
) * (dst_area
.right
- dst_area
.left
) * (dst_area
.bottom
- dst_area
.top
));
2985 if (!dst_data
) return OutOfMemory
;
2987 dst_stride
= sizeof(ARGB
) * (dst_area
.right
- dst_area
.left
);
2989 get_bitmap_sample_size(interpolation
, imageAttributes
->wrap
,
2990 bitmap
, srcx
, srcy
, srcwidth
, srcheight
, &src_area
);
2992 TRACE("src_area: %d x %d\n", src_area
.Width
, src_area
.Height
);
2994 src_data
= GdipAlloc(sizeof(ARGB
) * src_area
.Width
* src_area
.Height
);
3000 src_stride
= sizeof(ARGB
) * src_area
.Width
;
3002 /* Read the bits we need from the source bitmap into an ARGB buffer. */
3003 lockeddata
.Width
= src_area
.Width
;
3004 lockeddata
.Height
= src_area
.Height
;
3005 lockeddata
.Stride
= src_stride
;
3006 lockeddata
.PixelFormat
= PixelFormat32bppARGB
;
3007 lockeddata
.Scan0
= src_data
;
3009 stat
= GdipBitmapLockBits(bitmap
, &src_area
, ImageLockModeRead
|ImageLockModeUserInputBuf
,
3010 PixelFormat32bppARGB
, &lockeddata
);
3013 stat
= GdipBitmapUnlockBits(bitmap
, &lockeddata
);
3017 if (src_data
!= dst_data
)
3023 apply_image_attributes(imageAttributes
, src_data
,
3024 src_area
.Width
, src_area
.Height
,
3025 src_stride
, ColorAdjustTypeBitmap
);
3027 /* Transform the bits as needed to the destination. */
3028 GdipTransformMatrixPoints(&dst_to_src
, dst_to_src_points
, 3);
3030 x_dx
= dst_to_src_points
[1].X
- dst_to_src_points
[0].X
;
3031 x_dy
= dst_to_src_points
[1].Y
- dst_to_src_points
[0].Y
;
3032 y_dx
= dst_to_src_points
[2].X
- dst_to_src_points
[0].X
;
3033 y_dy
= dst_to_src_points
[2].Y
- dst_to_src_points
[0].Y
;
3035 for (x
=dst_area
.left
; x
<dst_area
.right
; x
++)
3037 for (y
=dst_area
.top
; y
<dst_area
.bottom
; y
++)
3039 GpPointF src_pointf
;
3042 src_pointf
.X
= dst_to_src_points
[0].X
+ x
* x_dx
+ y
* y_dx
;
3043 src_pointf
.Y
= dst_to_src_points
[0].Y
+ x
* x_dy
+ y
* y_dy
;
3045 dst_color
= (ARGB
*)(dst_data
+ dst_stride
* (y
- dst_area
.top
) + sizeof(ARGB
) * (x
- dst_area
.left
));
3047 if (src_pointf
.X
>= srcx
&& src_pointf
.X
< srcx
+ srcwidth
&& src_pointf
.Y
>= srcy
&& src_pointf
.Y
< srcy
+srcheight
)
3048 *dst_color
= resample_bitmap_pixel(&src_area
, src_data
, bitmap
->width
, bitmap
->height
, &src_pointf
,
3049 imageAttributes
, interpolation
, offset_mode
);
3057 stat
= alpha_blend_pixels(graphics
, dst_area
.left
, dst_area
.top
,
3058 dst_data
, dst_area
.right
- dst_area
.left
, dst_area
.bottom
- dst_area
.top
, dst_stride
);
3067 int temp_hdc
=0, temp_bitmap
=0;
3068 HBITMAP hbitmap
, old_hbm
=NULL
;
3070 if (!(bitmap
->format
== PixelFormat16bppRGB555
||
3071 bitmap
->format
== PixelFormat24bppRGB
||
3072 bitmap
->format
== PixelFormat32bppRGB
||
3073 bitmap
->format
== PixelFormat32bppPARGB
))
3075 BITMAPINFOHEADER bih
;
3077 PixelFormat dst_format
;
3079 /* we can't draw a bitmap of this format directly */
3080 hdc
= CreateCompatibleDC(0);
3084 bih
.biSize
= sizeof(BITMAPINFOHEADER
);
3085 bih
.biWidth
= bitmap
->width
;
3086 bih
.biHeight
= -bitmap
->height
;
3088 bih
.biBitCount
= 32;
3089 bih
.biCompression
= BI_RGB
;
3090 bih
.biSizeImage
= 0;
3091 bih
.biXPelsPerMeter
= 0;
3092 bih
.biYPelsPerMeter
= 0;
3094 bih
.biClrImportant
= 0;
3096 hbitmap
= CreateDIBSection(hdc
, (BITMAPINFO
*)&bih
, DIB_RGB_COLORS
,
3097 (void**)&temp_bits
, NULL
, 0);
3099 if (bitmap
->format
& (PixelFormatAlpha
|PixelFormatPAlpha
))
3100 dst_format
= PixelFormat32bppPARGB
;
3102 dst_format
= PixelFormat32bppRGB
;
3104 convert_pixels(bitmap
->width
, bitmap
->height
,
3105 bitmap
->width
*4, temp_bits
, dst_format
,
3106 bitmap
->stride
, bitmap
->bits
, bitmap
->format
,
3107 bitmap
->image
.palette
);
3111 if (bitmap
->hbitmap
)
3112 hbitmap
= bitmap
->hbitmap
;
3115 GdipCreateHBITMAPFromBitmap(bitmap
, &hbitmap
, 0);
3120 temp_hdc
= (hdc
== 0);
3125 if (!hdc
) hdc
= CreateCompatibleDC(0);
3126 old_hbm
= SelectObject(hdc
, hbitmap
);
3129 if (bitmap
->format
& (PixelFormatAlpha
|PixelFormatPAlpha
))
3131 gdi_alpha_blend(graphics
, pti
[0].x
, pti
[0].y
, pti
[1].x
- pti
[0].x
, pti
[2].y
- pti
[0].y
,
3132 hdc
, srcx
, srcy
, srcwidth
, srcheight
);
3136 StretchBlt(graphics
->hdc
, pti
[0].x
, pti
[0].y
, pti
[1].x
-pti
[0].x
, pti
[2].y
-pti
[0].y
,
3137 hdc
, srcx
, srcy
, srcwidth
, srcheight
, SRCCOPY
);
3142 SelectObject(hdc
, old_hbm
);
3147 DeleteObject(hbitmap
);
3150 else if (image
->type
== ImageTypeMetafile
&& ((GpMetafile
*)image
)->hemf
)
3156 rc
.Width
= srcwidth
;
3157 rc
.Height
= srcheight
;
3159 return GdipEnumerateMetafileSrcRectDestPoints(graphics
, (GpMetafile
*)image
,
3160 points
, count
, &rc
, srcUnit
, play_metafile_proc
, image
, imageAttributes
);
3164 WARN("GpImage with nothing we can draw (metafile in wrong state?)\n");
3165 return InvalidParameter
;
3171 GpStatus WINGDIPAPI
GdipDrawImagePointsRectI(GpGraphics
*graphics
, GpImage
*image
,
3172 GDIPCONST GpPoint
*points
, INT count
, INT srcx
, INT srcy
, INT srcwidth
,
3173 INT srcheight
, GpUnit srcUnit
, GDIPCONST GpImageAttributes
* imageAttributes
,
3174 DrawImageAbort callback
, VOID
* callbackData
)
3176 GpPointF pointsF
[3];
3179 TRACE("(%p, %p, %p, %d, %d, %d, %d, %d, %d, %p, %p, %p)\n", graphics
, image
, points
, count
,
3180 srcx
, srcy
, srcwidth
, srcheight
, srcUnit
, imageAttributes
, callback
,
3183 if(!points
|| count
!=3)
3184 return InvalidParameter
;
3186 for(i
= 0; i
< count
; i
++){
3187 pointsF
[i
].X
= (REAL
)points
[i
].X
;
3188 pointsF
[i
].Y
= (REAL
)points
[i
].Y
;
3191 return GdipDrawImagePointsRect(graphics
, image
, pointsF
, count
, (REAL
)srcx
, (REAL
)srcy
,
3192 (REAL
)srcwidth
, (REAL
)srcheight
, srcUnit
, imageAttributes
,
3193 callback
, callbackData
);
3196 GpStatus WINGDIPAPI
GdipDrawImageRectRect(GpGraphics
*graphics
, GpImage
*image
,
3197 REAL dstx
, REAL dsty
, REAL dstwidth
, REAL dstheight
, REAL srcx
, REAL srcy
,
3198 REAL srcwidth
, REAL srcheight
, GpUnit srcUnit
,
3199 GDIPCONST GpImageAttributes
* imageattr
, DrawImageAbort callback
,
3200 VOID
* callbackData
)
3204 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %d, %p, %p, %p)\n",
3205 graphics
, image
, dstx
, dsty
, dstwidth
, dstheight
, srcx
, srcy
,
3206 srcwidth
, srcheight
, srcUnit
, imageattr
, callback
, callbackData
);
3210 points
[1].X
= dstx
+ dstwidth
;
3213 points
[2].Y
= dsty
+ dstheight
;
3215 return GdipDrawImagePointsRect(graphics
, image
, points
, 3, srcx
, srcy
,
3216 srcwidth
, srcheight
, srcUnit
, imageattr
, callback
, callbackData
);
3219 GpStatus WINGDIPAPI
GdipDrawImageRectRectI(GpGraphics
*graphics
, GpImage
*image
,
3220 INT dstx
, INT dsty
, INT dstwidth
, INT dstheight
, INT srcx
, INT srcy
,
3221 INT srcwidth
, INT srcheight
, GpUnit srcUnit
,
3222 GDIPCONST GpImageAttributes
* imageAttributes
, DrawImageAbort callback
,
3223 VOID
* callbackData
)
3227 TRACE("(%p, %p, %d, %d, %d, %d, %d, %d, %d, %d, %d, %p, %p, %p)\n",
3228 graphics
, image
, dstx
, dsty
, dstwidth
, dstheight
, srcx
, srcy
,
3229 srcwidth
, srcheight
, srcUnit
, imageAttributes
, callback
, callbackData
);
3233 points
[1].X
= dstx
+ dstwidth
;
3236 points
[2].Y
= dsty
+ dstheight
;
3238 return GdipDrawImagePointsRect(graphics
, image
, points
, 3, srcx
, srcy
,
3239 srcwidth
, srcheight
, srcUnit
, imageAttributes
, callback
, callbackData
);
3242 GpStatus WINGDIPAPI
GdipDrawImageRect(GpGraphics
*graphics
, GpImage
*image
,
3243 REAL x
, REAL y
, REAL width
, REAL height
)
3249 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics
, image
, x
, y
, width
, height
);
3251 if(!graphics
|| !image
)
3252 return InvalidParameter
;
3254 ret
= GdipGetImageBounds(image
, &bounds
, &unit
);
3258 return GdipDrawImageRectRect(graphics
, image
, x
, y
, width
, height
,
3259 bounds
.X
, bounds
.Y
, bounds
.Width
, bounds
.Height
,
3260 unit
, NULL
, NULL
, NULL
);
3263 GpStatus WINGDIPAPI
GdipDrawImageRectI(GpGraphics
*graphics
, GpImage
*image
,
3264 INT x
, INT y
, INT width
, INT height
)
3266 TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics
, image
, x
, y
, width
, height
);
3268 return GdipDrawImageRect(graphics
, image
, (REAL
)x
, (REAL
)y
, (REAL
)width
, (REAL
)height
);
3271 GpStatus WINGDIPAPI
GdipDrawLine(GpGraphics
*graphics
, GpPen
*pen
, REAL x1
,
3272 REAL y1
, REAL x2
, REAL y2
)
3276 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics
, pen
, x1
, y1
, x2
, y2
);
3282 return GdipDrawLines(graphics
, pen
, pt
, 2);
3285 GpStatus WINGDIPAPI
GdipDrawLineI(GpGraphics
*graphics
, GpPen
*pen
, INT x1
,
3286 INT y1
, INT x2
, INT y2
)
3288 TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics
, pen
, x1
, y1
, x2
, y2
);
3290 return GdipDrawLine(graphics
, pen
, (REAL
)x1
, (REAL
)y1
, (REAL
)x2
, (REAL
)y2
);
3293 GpStatus WINGDIPAPI
GdipDrawLines(GpGraphics
*graphics
, GpPen
*pen
, GDIPCONST
3294 GpPointF
*points
, INT count
)
3299 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
3301 if(!pen
|| !graphics
|| (count
< 2))
3302 return InvalidParameter
;
3307 status
= GdipCreatePath(FillModeAlternate
, &path
);
3308 if (status
!= Ok
) return status
;
3310 status
= GdipAddPathLine2(path
, points
, count
);
3312 status
= GdipDrawPath(graphics
, pen
, path
);
3314 GdipDeletePath(path
);
3318 GpStatus WINGDIPAPI
GdipDrawLinesI(GpGraphics
*graphics
, GpPen
*pen
, GDIPCONST
3319 GpPoint
*points
, INT count
)
3325 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
3327 ptf
= GdipAlloc(count
* sizeof(GpPointF
));
3328 if(!ptf
) return OutOfMemory
;
3330 for(i
= 0; i
< count
; i
++){
3331 ptf
[i
].X
= (REAL
) points
[i
].X
;
3332 ptf
[i
].Y
= (REAL
) points
[i
].Y
;
3335 retval
= GdipDrawLines(graphics
, pen
, ptf
, count
);
3341 GpStatus WINGDIPAPI
GdipDrawPath(GpGraphics
*graphics
, GpPen
*pen
, GpPath
*path
)
3347 TRACE("(%p, %p, %p)\n", graphics
, pen
, path
);
3349 if(!pen
|| !graphics
)
3350 return InvalidParameter
;
3357 FIXME("graphics object has no HDC\n");
3361 save_state
= prepare_dc(graphics
, pen
);
3363 retval
= get_clip_hrgn(graphics
, &hrgn
);
3369 ExtSelectClipRgn(graphics
->hdc
, hrgn
, RGN_AND
);
3371 retval
= draw_poly(graphics
, pen
, path
->pathdata
.Points
,
3372 path
->pathdata
.Types
, path
->pathdata
.Count
, TRUE
);
3375 restore_dc(graphics
, save_state
);
3381 GpStatus WINGDIPAPI
GdipDrawPie(GpGraphics
*graphics
, GpPen
*pen
, REAL x
,
3382 REAL y
, REAL width
, REAL height
, REAL startAngle
, REAL sweepAngle
)
3387 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics
, pen
, x
, y
,
3388 width
, height
, startAngle
, sweepAngle
);
3390 if(!graphics
|| !pen
)
3391 return InvalidParameter
;
3396 status
= GdipCreatePath(FillModeAlternate
, &path
);
3397 if (status
!= Ok
) return status
;
3399 status
= GdipAddPathPie(path
, x
, y
, width
, height
, startAngle
, sweepAngle
);
3401 status
= GdipDrawPath(graphics
, pen
, path
);
3403 GdipDeletePath(path
);
3407 GpStatus WINGDIPAPI
GdipDrawPieI(GpGraphics
*graphics
, GpPen
*pen
, INT x
,
3408 INT y
, INT width
, INT height
, REAL startAngle
, REAL sweepAngle
)
3410 TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n", graphics
, pen
, x
, y
,
3411 width
, height
, startAngle
, sweepAngle
);
3413 return GdipDrawPie(graphics
,pen
,(REAL
)x
,(REAL
)y
,(REAL
)width
,(REAL
)height
,startAngle
,sweepAngle
);
3416 GpStatus WINGDIPAPI
GdipDrawRectangle(GpGraphics
*graphics
, GpPen
*pen
, REAL x
,
3417 REAL y
, REAL width
, REAL height
)
3422 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics
, pen
, x
, y
, width
, height
);
3424 if(!pen
|| !graphics
)
3425 return InvalidParameter
;
3430 status
= GdipCreatePath(FillModeAlternate
, &path
);
3431 if (status
!= Ok
) return status
;
3433 status
= GdipAddPathRectangle(path
, x
, y
, width
, height
);
3435 status
= GdipDrawPath(graphics
, pen
, path
);
3437 GdipDeletePath(path
);
3441 GpStatus WINGDIPAPI
GdipDrawRectangleI(GpGraphics
*graphics
, GpPen
*pen
, INT x
,
3442 INT y
, INT width
, INT height
)
3444 TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics
, pen
, x
, y
, width
, height
);
3446 return GdipDrawRectangle(graphics
,pen
,(REAL
)x
,(REAL
)y
,(REAL
)width
,(REAL
)height
);
3449 GpStatus WINGDIPAPI
GdipDrawRectangles(GpGraphics
*graphics
, GpPen
*pen
,
3450 GDIPCONST GpRectF
* rects
, INT count
)
3455 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, rects
, count
);
3457 if(!graphics
|| !pen
|| !rects
|| count
< 1)
3458 return InvalidParameter
;
3463 status
= GdipCreatePath(FillModeAlternate
, &path
);
3464 if (status
!= Ok
) return status
;
3466 status
= GdipAddPathRectangles(path
, rects
, count
);
3468 status
= GdipDrawPath(graphics
, pen
, path
);
3470 GdipDeletePath(path
);
3474 GpStatus WINGDIPAPI
GdipDrawRectanglesI(GpGraphics
*graphics
, GpPen
*pen
,
3475 GDIPCONST GpRect
* rects
, INT count
)
3481 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, rects
, count
);
3483 if(!rects
|| count
<=0)
3484 return InvalidParameter
;
3486 rectsF
= GdipAlloc(sizeof(GpRectF
) * count
);
3490 for(i
= 0;i
< count
;i
++){
3491 rectsF
[i
].X
= (REAL
)rects
[i
].X
;
3492 rectsF
[i
].Y
= (REAL
)rects
[i
].Y
;
3493 rectsF
[i
].Width
= (REAL
)rects
[i
].Width
;
3494 rectsF
[i
].Height
= (REAL
)rects
[i
].Height
;
3497 ret
= GdipDrawRectangles(graphics
, pen
, rectsF
, count
);
3503 GpStatus WINGDIPAPI
GdipFillClosedCurve2(GpGraphics
*graphics
, GpBrush
*brush
,
3504 GDIPCONST GpPointF
*points
, INT count
, REAL tension
, GpFillMode fill
)
3509 TRACE("(%p, %p, %p, %d, %.2f, %d)\n", graphics
, brush
, points
,
3510 count
, tension
, fill
);
3512 if(!graphics
|| !brush
|| !points
)
3513 return InvalidParameter
;
3518 if(count
== 1) /* Do nothing */
3521 status
= GdipCreatePath(fill
, &path
);
3522 if (status
!= Ok
) return status
;
3524 status
= GdipAddPathClosedCurve2(path
, points
, count
, tension
);
3526 status
= GdipFillPath(graphics
, brush
, path
);
3528 GdipDeletePath(path
);
3532 GpStatus WINGDIPAPI
GdipFillClosedCurve2I(GpGraphics
*graphics
, GpBrush
*brush
,
3533 GDIPCONST GpPoint
*points
, INT count
, REAL tension
, GpFillMode fill
)
3539 TRACE("(%p, %p, %p, %d, %.2f, %d)\n", graphics
, brush
, points
,
3540 count
, tension
, fill
);
3542 if(!points
|| count
== 0)
3543 return InvalidParameter
;
3545 if(count
== 1) /* Do nothing */
3548 ptf
= GdipAlloc(sizeof(GpPointF
)*count
);
3552 for(i
= 0;i
< count
;i
++){
3553 ptf
[i
].X
= (REAL
)points
[i
].X
;
3554 ptf
[i
].Y
= (REAL
)points
[i
].Y
;
3557 stat
= GdipFillClosedCurve2(graphics
, brush
, ptf
, count
, tension
, fill
);
3564 GpStatus WINGDIPAPI
GdipFillClosedCurve(GpGraphics
*graphics
, GpBrush
*brush
,
3565 GDIPCONST GpPointF
*points
, INT count
)
3567 TRACE("(%p, %p, %p, %d)\n", graphics
, brush
, points
, count
);
3568 return GdipFillClosedCurve2(graphics
, brush
, points
, count
,
3569 0.5f
, FillModeAlternate
);
3572 GpStatus WINGDIPAPI
GdipFillClosedCurveI(GpGraphics
*graphics
, GpBrush
*brush
,
3573 GDIPCONST GpPoint
*points
, INT count
)
3575 TRACE("(%p, %p, %p, %d)\n", graphics
, brush
, points
, count
);
3576 return GdipFillClosedCurve2I(graphics
, brush
, points
, count
,
3577 0.5f
, FillModeAlternate
);
3580 GpStatus WINGDIPAPI
GdipFillEllipse(GpGraphics
*graphics
, GpBrush
*brush
, REAL x
,
3581 REAL y
, REAL width
, REAL height
)
3586 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics
, brush
, x
, y
, width
, height
);
3588 if(!graphics
|| !brush
)
3589 return InvalidParameter
;
3594 stat
= GdipCreatePath(FillModeAlternate
, &path
);
3598 stat
= GdipAddPathEllipse(path
, x
, y
, width
, height
);
3601 stat
= GdipFillPath(graphics
, brush
, path
);
3603 GdipDeletePath(path
);
3609 GpStatus WINGDIPAPI
GdipFillEllipseI(GpGraphics
*graphics
, GpBrush
*brush
, INT x
,
3610 INT y
, INT width
, INT height
)
3612 TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics
, brush
, x
, y
, width
, height
);
3614 return GdipFillEllipse(graphics
,brush
,(REAL
)x
,(REAL
)y
,(REAL
)width
,(REAL
)height
);
3617 static GpStatus
GDI32_GdipFillPath(GpGraphics
*graphics
, GpBrush
*brush
, GpPath
*path
)
3622 if(!graphics
->hdc
|| !brush_can_fill_path(brush
))
3623 return NotImplemented
;
3625 save_state
= SaveDC(graphics
->hdc
);
3626 EndPath(graphics
->hdc
);
3627 SetPolyFillMode(graphics
->hdc
, (path
->fill
== FillModeAlternate
? ALTERNATE
3630 BeginPath(graphics
->hdc
);
3631 retval
= draw_poly(graphics
, NULL
, path
->pathdata
.Points
,
3632 path
->pathdata
.Types
, path
->pathdata
.Count
, FALSE
);
3637 EndPath(graphics
->hdc
);
3638 brush_fill_path(graphics
, brush
);
3643 RestoreDC(graphics
->hdc
, save_state
);
3648 static GpStatus
SOFTWARE_GdipFillPath(GpGraphics
*graphics
, GpBrush
*brush
, GpPath
*path
)
3653 if (!brush_can_fill_pixels(brush
))
3654 return NotImplemented
;
3656 /* FIXME: This could probably be done more efficiently without regions. */
3658 stat
= GdipCreateRegionPath(path
, &rgn
);
3662 stat
= GdipFillRegion(graphics
, brush
, rgn
);
3664 GdipDeleteRegion(rgn
);
3670 GpStatus WINGDIPAPI
GdipFillPath(GpGraphics
*graphics
, GpBrush
*brush
, GpPath
*path
)
3672 GpStatus stat
= NotImplemented
;
3674 TRACE("(%p, %p, %p)\n", graphics
, brush
, path
);
3676 if(!brush
|| !graphics
|| !path
)
3677 return InvalidParameter
;
3682 if (!graphics
->image
&& !graphics
->alpha_hdc
)
3683 stat
= GDI32_GdipFillPath(graphics
, brush
, path
);
3685 if (stat
== NotImplemented
)
3686 stat
= SOFTWARE_GdipFillPath(graphics
, brush
, path
);
3688 if (stat
== NotImplemented
)
3690 FIXME("Not implemented for brushtype %i\n", brush
->bt
);
3697 GpStatus WINGDIPAPI
GdipFillPie(GpGraphics
*graphics
, GpBrush
*brush
, REAL x
,
3698 REAL y
, REAL width
, REAL height
, REAL startAngle
, REAL sweepAngle
)
3703 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n",
3704 graphics
, brush
, x
, y
, width
, height
, startAngle
, sweepAngle
);
3706 if(!graphics
|| !brush
)
3707 return InvalidParameter
;
3712 stat
= GdipCreatePath(FillModeAlternate
, &path
);
3716 stat
= GdipAddPathPie(path
, x
, y
, width
, height
, startAngle
, sweepAngle
);
3719 stat
= GdipFillPath(graphics
, brush
, path
);
3721 GdipDeletePath(path
);
3727 GpStatus WINGDIPAPI
GdipFillPieI(GpGraphics
*graphics
, GpBrush
*brush
, INT x
,
3728 INT y
, INT width
, INT height
, REAL startAngle
, REAL sweepAngle
)
3730 TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n",
3731 graphics
, brush
, x
, y
, width
, height
, startAngle
, sweepAngle
);
3733 return GdipFillPie(graphics
,brush
,(REAL
)x
,(REAL
)y
,(REAL
)width
,(REAL
)height
,startAngle
,sweepAngle
);
3736 GpStatus WINGDIPAPI
GdipFillPolygon(GpGraphics
*graphics
, GpBrush
*brush
,
3737 GDIPCONST GpPointF
*points
, INT count
, GpFillMode fillMode
)
3742 TRACE("(%p, %p, %p, %d, %d)\n", graphics
, brush
, points
, count
, fillMode
);
3744 if(!graphics
|| !brush
|| !points
|| !count
)
3745 return InvalidParameter
;
3750 stat
= GdipCreatePath(fillMode
, &path
);
3754 stat
= GdipAddPathPolygon(path
, points
, count
);
3757 stat
= GdipFillPath(graphics
, brush
, path
);
3759 GdipDeletePath(path
);
3765 GpStatus WINGDIPAPI
GdipFillPolygonI(GpGraphics
*graphics
, GpBrush
*brush
,
3766 GDIPCONST GpPoint
*points
, INT count
, GpFillMode fillMode
)
3771 TRACE("(%p, %p, %p, %d, %d)\n", graphics
, brush
, points
, count
, fillMode
);
3773 if(!graphics
|| !brush
|| !points
|| !count
)
3774 return InvalidParameter
;
3779 stat
= GdipCreatePath(fillMode
, &path
);
3783 stat
= GdipAddPathPolygonI(path
, points
, count
);
3786 stat
= GdipFillPath(graphics
, brush
, path
);
3788 GdipDeletePath(path
);
3794 GpStatus WINGDIPAPI
GdipFillPolygon2(GpGraphics
*graphics
, GpBrush
*brush
,
3795 GDIPCONST GpPointF
*points
, INT count
)
3797 TRACE("(%p, %p, %p, %d)\n", graphics
, brush
, points
, count
);
3799 return GdipFillPolygon(graphics
, brush
, points
, count
, FillModeAlternate
);
3802 GpStatus WINGDIPAPI
GdipFillPolygon2I(GpGraphics
*graphics
, GpBrush
*brush
,
3803 GDIPCONST GpPoint
*points
, INT count
)
3805 TRACE("(%p, %p, %p, %d)\n", graphics
, brush
, points
, count
);
3807 return GdipFillPolygonI(graphics
, brush
, points
, count
, FillModeAlternate
);
3810 GpStatus WINGDIPAPI
GdipFillRectangle(GpGraphics
*graphics
, GpBrush
*brush
,
3811 REAL x
, REAL y
, REAL width
, REAL height
)
3816 TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics
, brush
, x
, y
, width
, height
);
3818 if(!graphics
|| !brush
)
3819 return InvalidParameter
;
3824 stat
= GdipCreatePath(FillModeAlternate
, &path
);
3828 stat
= GdipAddPathRectangle(path
, x
, y
, width
, height
);
3831 stat
= GdipFillPath(graphics
, brush
, path
);
3833 GdipDeletePath(path
);
3839 GpStatus WINGDIPAPI
GdipFillRectangleI(GpGraphics
*graphics
, GpBrush
*brush
,
3840 INT x
, INT y
, INT width
, INT height
)
3842 TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics
, brush
, x
, y
, width
, height
);
3844 return GdipFillRectangle(graphics
, brush
, x
, y
, width
, height
);
3847 GpStatus WINGDIPAPI
GdipFillRectangles(GpGraphics
*graphics
, GpBrush
*brush
, GDIPCONST GpRectF
*rects
,
3853 TRACE("(%p, %p, %p, %d)\n", graphics
, brush
, rects
, count
);
3856 return InvalidParameter
;
3858 status
= GdipCreatePath(FillModeAlternate
, &path
);
3859 if (status
!= Ok
) return status
;
3861 status
= GdipAddPathRectangles(path
, rects
, count
);
3863 status
= GdipFillPath(graphics
, brush
, path
);
3865 GdipDeletePath(path
);
3869 GpStatus WINGDIPAPI
GdipFillRectanglesI(GpGraphics
*graphics
, GpBrush
*brush
, GDIPCONST GpRect
*rects
,
3876 TRACE("(%p, %p, %p, %d)\n", graphics
, brush
, rects
, count
);
3878 if(!rects
|| count
<= 0)
3879 return InvalidParameter
;
3881 rectsF
= GdipAlloc(sizeof(GpRectF
)*count
);
3885 for(i
= 0; i
< count
; i
++){
3886 rectsF
[i
].X
= (REAL
)rects
[i
].X
;
3887 rectsF
[i
].Y
= (REAL
)rects
[i
].Y
;
3888 rectsF
[i
].X
= (REAL
)rects
[i
].Width
;
3889 rectsF
[i
].Height
= (REAL
)rects
[i
].Height
;
3892 ret
= GdipFillRectangles(graphics
,brush
,rectsF
,count
);
3898 static GpStatus
GDI32_GdipFillRegion(GpGraphics
* graphics
, GpBrush
* brush
,
3906 if(!graphics
->hdc
|| !brush_can_fill_path(brush
))
3907 return NotImplemented
;
3909 status
= GdipGetRegionHRgn(region
, graphics
, &hrgn
);
3913 save_state
= SaveDC(graphics
->hdc
);
3914 EndPath(graphics
->hdc
);
3916 ExtSelectClipRgn(graphics
->hdc
, hrgn
, RGN_AND
);
3918 if (GetClipBox(graphics
->hdc
, &rc
) != NULLREGION
)
3920 BeginPath(graphics
->hdc
);
3921 Rectangle(graphics
->hdc
, rc
.left
, rc
.top
, rc
.right
, rc
.bottom
);
3922 EndPath(graphics
->hdc
);
3924 brush_fill_path(graphics
, brush
);
3927 RestoreDC(graphics
->hdc
, save_state
);
3934 static GpStatus
SOFTWARE_GdipFillRegion(GpGraphics
*graphics
, GpBrush
*brush
,
3938 GpRegion
*temp_region
;
3939 GpMatrix world_to_device
;
3940 GpRectF graphics_bounds
;
3944 GpRect gp_bound_rect
;
3946 if (!brush_can_fill_pixels(brush
))
3947 return NotImplemented
;
3949 stat
= get_graphics_bounds(graphics
, &graphics_bounds
);
3952 stat
= GdipCloneRegion(region
, &temp_region
);
3956 stat
= get_graphics_transform(graphics
, CoordinateSpaceDevice
,
3957 CoordinateSpaceWorld
, &world_to_device
);
3960 stat
= GdipTransformRegion(temp_region
, &world_to_device
);
3963 stat
= GdipCombineRegionRect(temp_region
, &graphics_bounds
, CombineModeIntersect
);
3966 stat
= GdipGetRegionHRgn(temp_region
, NULL
, &hregion
);
3968 GdipDeleteRegion(temp_region
);
3971 if (stat
== Ok
&& GetRgnBox(hregion
, &bound_rect
) == NULLREGION
)
3973 DeleteObject(hregion
);
3979 gp_bound_rect
.X
= bound_rect
.left
;
3980 gp_bound_rect
.Y
= bound_rect
.top
;
3981 gp_bound_rect
.Width
= bound_rect
.right
- bound_rect
.left
;
3982 gp_bound_rect
.Height
= bound_rect
.bottom
- bound_rect
.top
;
3984 pixel_data
= GdipAlloc(sizeof(*pixel_data
) * gp_bound_rect
.Width
* gp_bound_rect
.Height
);
3990 stat
= brush_fill_pixels(graphics
, brush
, pixel_data
,
3991 &gp_bound_rect
, gp_bound_rect
.Width
);
3994 stat
= alpha_blend_pixels_hrgn(graphics
, gp_bound_rect
.X
,
3995 gp_bound_rect
.Y
, (BYTE
*)pixel_data
, gp_bound_rect
.Width
,
3996 gp_bound_rect
.Height
, gp_bound_rect
.Width
* 4, hregion
);
3998 GdipFree(pixel_data
);
4001 DeleteObject(hregion
);
4007 /*****************************************************************************
4008 * GdipFillRegion [GDIPLUS.@]
4010 GpStatus WINGDIPAPI
GdipFillRegion(GpGraphics
* graphics
, GpBrush
* brush
,
4013 GpStatus stat
= NotImplemented
;
4015 TRACE("(%p, %p, %p)\n", graphics
, brush
, region
);
4017 if (!(graphics
&& brush
&& region
))
4018 return InvalidParameter
;
4023 if (!graphics
->image
&& !graphics
->alpha_hdc
)
4024 stat
= GDI32_GdipFillRegion(graphics
, brush
, region
);
4026 if (stat
== NotImplemented
)
4027 stat
= SOFTWARE_GdipFillRegion(graphics
, brush
, region
);
4029 if (stat
== NotImplemented
)
4031 FIXME("not implemented for brushtype %i\n", brush
->bt
);
4038 GpStatus WINGDIPAPI
GdipFlush(GpGraphics
*graphics
, GpFlushIntention intention
)
4040 TRACE("(%p,%u)\n", graphics
, intention
);
4043 return InvalidParameter
;
4048 /* We have no internal operation queue, so there's no need to clear it. */
4056 /*****************************************************************************
4057 * GdipGetClipBounds [GDIPLUS.@]
4059 GpStatus WINGDIPAPI
GdipGetClipBounds(GpGraphics
*graphics
, GpRectF
*rect
)
4064 TRACE("(%p, %p)\n", graphics
, rect
);
4067 return InvalidParameter
;
4072 status
= GdipCreateRegion(&clip
);
4073 if (status
!= Ok
) return status
;
4075 status
= GdipGetClip(graphics
, clip
);
4077 status
= GdipGetRegionBounds(clip
, graphics
, rect
);
4079 GdipDeleteRegion(clip
);
4083 /*****************************************************************************
4084 * GdipGetClipBoundsI [GDIPLUS.@]
4086 GpStatus WINGDIPAPI
GdipGetClipBoundsI(GpGraphics
*graphics
, GpRect
*rect
)
4088 TRACE("(%p, %p)\n", graphics
, rect
);
4091 return InvalidParameter
;
4096 return GdipGetRegionBoundsI(graphics
->clip
, graphics
, rect
);
4099 /* FIXME: Compositing mode is not used anywhere except the getter/setter. */
4100 GpStatus WINGDIPAPI
GdipGetCompositingMode(GpGraphics
*graphics
,
4101 CompositingMode
*mode
)
4103 TRACE("(%p, %p)\n", graphics
, mode
);
4105 if(!graphics
|| !mode
)
4106 return InvalidParameter
;
4111 *mode
= graphics
->compmode
;
4116 /* FIXME: Compositing quality is not used anywhere except the getter/setter. */
4117 GpStatus WINGDIPAPI
GdipGetCompositingQuality(GpGraphics
*graphics
,
4118 CompositingQuality
*quality
)
4120 TRACE("(%p, %p)\n", graphics
, quality
);
4122 if(!graphics
|| !quality
)
4123 return InvalidParameter
;
4128 *quality
= graphics
->compqual
;
4133 /* FIXME: Interpolation mode is not used anywhere except the getter/setter. */
4134 GpStatus WINGDIPAPI
GdipGetInterpolationMode(GpGraphics
*graphics
,
4135 InterpolationMode
*mode
)
4137 TRACE("(%p, %p)\n", graphics
, mode
);
4139 if(!graphics
|| !mode
)
4140 return InvalidParameter
;
4145 *mode
= graphics
->interpolation
;
4150 /* FIXME: Need to handle color depths less than 24bpp */
4151 GpStatus WINGDIPAPI
GdipGetNearestColor(GpGraphics
*graphics
, ARGB
* argb
)
4153 FIXME("(%p, %p): Passing color unmodified\n", graphics
, argb
);
4155 if(!graphics
|| !argb
)
4156 return InvalidParameter
;
4164 GpStatus WINGDIPAPI
GdipGetPageScale(GpGraphics
*graphics
, REAL
*scale
)
4166 TRACE("(%p, %p)\n", graphics
, scale
);
4168 if(!graphics
|| !scale
)
4169 return InvalidParameter
;
4174 *scale
= graphics
->scale
;
4179 GpStatus WINGDIPAPI
GdipGetPageUnit(GpGraphics
*graphics
, GpUnit
*unit
)
4181 TRACE("(%p, %p)\n", graphics
, unit
);
4183 if(!graphics
|| !unit
)
4184 return InvalidParameter
;
4189 *unit
= graphics
->unit
;
4194 /* FIXME: Pixel offset mode is not used anywhere except the getter/setter. */
4195 GpStatus WINGDIPAPI
GdipGetPixelOffsetMode(GpGraphics
*graphics
, PixelOffsetMode
4198 TRACE("(%p, %p)\n", graphics
, mode
);
4200 if(!graphics
|| !mode
)
4201 return InvalidParameter
;
4206 *mode
= graphics
->pixeloffset
;
4211 /* FIXME: Smoothing mode is not used anywhere except the getter/setter. */
4212 GpStatus WINGDIPAPI
GdipGetSmoothingMode(GpGraphics
*graphics
, SmoothingMode
*mode
)
4214 TRACE("(%p, %p)\n", graphics
, mode
);
4216 if(!graphics
|| !mode
)
4217 return InvalidParameter
;
4222 *mode
= graphics
->smoothing
;
4227 GpStatus WINGDIPAPI
GdipGetTextContrast(GpGraphics
*graphics
, UINT
*contrast
)
4229 TRACE("(%p, %p)\n", graphics
, contrast
);
4231 if(!graphics
|| !contrast
)
4232 return InvalidParameter
;
4234 *contrast
= graphics
->textcontrast
;
4239 /* FIXME: Text rendering hint is not used anywhere except the getter/setter. */
4240 GpStatus WINGDIPAPI
GdipGetTextRenderingHint(GpGraphics
*graphics
,
4241 TextRenderingHint
*hint
)
4243 TRACE("(%p, %p)\n", graphics
, hint
);
4245 if(!graphics
|| !hint
)
4246 return InvalidParameter
;
4251 *hint
= graphics
->texthint
;
4256 GpStatus WINGDIPAPI
GdipGetVisibleClipBounds(GpGraphics
*graphics
, GpRectF
*rect
)
4261 TRACE("(%p, %p)\n", graphics
, rect
);
4263 if(!graphics
|| !rect
)
4264 return InvalidParameter
;
4269 /* intersect window and graphics clipping regions */
4270 if((stat
= GdipCreateRegion(&clip_rgn
)) != Ok
)
4273 if((stat
= get_visible_clip_region(graphics
, clip_rgn
)) != Ok
)
4276 /* get bounds of the region */
4277 stat
= GdipGetRegionBounds(clip_rgn
, graphics
, rect
);
4280 GdipDeleteRegion(clip_rgn
);
4285 GpStatus WINGDIPAPI
GdipGetVisibleClipBoundsI(GpGraphics
*graphics
, GpRect
*rect
)
4290 TRACE("(%p, %p)\n", graphics
, rect
);
4292 if(!graphics
|| !rect
)
4293 return InvalidParameter
;
4295 if((stat
= GdipGetVisibleClipBounds(graphics
, &rectf
)) == Ok
)
4297 rect
->X
= gdip_round(rectf
.X
);
4298 rect
->Y
= gdip_round(rectf
.Y
);
4299 rect
->Width
= gdip_round(rectf
.Width
);
4300 rect
->Height
= gdip_round(rectf
.Height
);
4306 GpStatus WINGDIPAPI
GdipGetWorldTransform(GpGraphics
*graphics
, GpMatrix
*matrix
)
4308 TRACE("(%p, %p)\n", graphics
, matrix
);
4310 if(!graphics
|| !matrix
)
4311 return InvalidParameter
;
4316 *matrix
= graphics
->worldtrans
;
4320 GpStatus WINGDIPAPI
GdipGraphicsClear(GpGraphics
*graphics
, ARGB color
)
4326 TRACE("(%p, %x)\n", graphics
, color
);
4329 return InvalidParameter
;
4334 if((stat
= GdipCreateSolidFill(color
, &brush
)) != Ok
)
4337 if((stat
= get_graphics_bounds(graphics
, &wnd_rect
)) != Ok
){
4338 GdipDeleteBrush((GpBrush
*)brush
);
4342 GdipFillRectangle(graphics
, (GpBrush
*)brush
, wnd_rect
.X
, wnd_rect
.Y
,
4343 wnd_rect
.Width
, wnd_rect
.Height
);
4345 GdipDeleteBrush((GpBrush
*)brush
);
4350 GpStatus WINGDIPAPI
GdipIsClipEmpty(GpGraphics
*graphics
, BOOL
*res
)
4352 TRACE("(%p, %p)\n", graphics
, res
);
4354 if(!graphics
|| !res
)
4355 return InvalidParameter
;
4357 return GdipIsEmptyRegion(graphics
->clip
, graphics
, res
);
4360 GpStatus WINGDIPAPI
GdipIsVisiblePoint(GpGraphics
*graphics
, REAL x
, REAL y
, BOOL
*result
)
4366 TRACE("(%p, %.2f, %.2f, %p)\n", graphics
, x
, y
, result
);
4368 if(!graphics
|| !result
)
4369 return InvalidParameter
;
4376 if((stat
= GdipTransformPoints(graphics
, CoordinateSpaceDevice
,
4377 CoordinateSpaceWorld
, &pt
, 1)) != Ok
)
4380 if((stat
= GdipCreateRegion(&rgn
)) != Ok
)
4383 if((stat
= get_visible_clip_region(graphics
, rgn
)) != Ok
)
4386 stat
= GdipIsVisibleRegionPoint(rgn
, pt
.X
, pt
.Y
, graphics
, result
);
4389 GdipDeleteRegion(rgn
);
4393 GpStatus WINGDIPAPI
GdipIsVisiblePointI(GpGraphics
*graphics
, INT x
, INT y
, BOOL
*result
)
4395 return GdipIsVisiblePoint(graphics
, (REAL
)x
, (REAL
)y
, result
);
4398 GpStatus WINGDIPAPI
GdipIsVisibleRect(GpGraphics
*graphics
, REAL x
, REAL y
, REAL width
, REAL height
, BOOL
*result
)
4404 TRACE("(%p %.2f %.2f %.2f %.2f %p)\n", graphics
, x
, y
, width
, height
, result
);
4406 if(!graphics
|| !result
)
4407 return InvalidParameter
;
4414 pts
[1].X
= x
+ width
;
4415 pts
[1].Y
= y
+ height
;
4417 if((stat
= GdipTransformPoints(graphics
, CoordinateSpaceDevice
,
4418 CoordinateSpaceWorld
, pts
, 2)) != Ok
)
4421 pts
[1].X
-= pts
[0].X
;
4422 pts
[1].Y
-= pts
[0].Y
;
4424 if((stat
= GdipCreateRegion(&rgn
)) != Ok
)
4427 if((stat
= get_visible_clip_region(graphics
, rgn
)) != Ok
)
4430 stat
= GdipIsVisibleRegionRect(rgn
, pts
[0].X
, pts
[0].Y
, pts
[1].X
, pts
[1].Y
, graphics
, result
);
4433 GdipDeleteRegion(rgn
);
4437 GpStatus WINGDIPAPI
GdipIsVisibleRectI(GpGraphics
*graphics
, INT x
, INT y
, INT width
, INT height
, BOOL
*result
)
4439 return GdipIsVisibleRect(graphics
, (REAL
)x
, (REAL
)y
, (REAL
)width
, (REAL
)height
, result
);
4442 GpStatus
gdip_format_string(HDC hdc
,
4443 GDIPCONST WCHAR
*string
, INT length
, GDIPCONST GpFont
*font
,
4444 GDIPCONST RectF
*rect
, GDIPCONST GpStringFormat
*format
, int ignore_empty_clip
,
4445 gdip_format_string_callback callback
, void *user_data
)
4448 int sum
= 0, height
= 0, fit
, fitcpy
, i
, j
, lret
, nwidth
,
4449 nheight
, lineend
, lineno
= 0;
4451 StringAlignment halign
;
4454 HotkeyPrefix hkprefix
;
4455 INT
*hotkeyprefix_offsets
=NULL
;
4456 INT hotkeyprefix_count
=0;
4457 INT hotkeyprefix_pos
=0, hotkeyprefix_end_pos
=0;
4460 if(length
== -1) length
= lstrlenW(string
);
4462 stringdup
= GdipAlloc((length
+ 1) * sizeof(WCHAR
));
4463 if(!stringdup
) return OutOfMemory
;
4465 nwidth
= rect
->Width
;
4466 nheight
= rect
->Height
;
4467 if (ignore_empty_clip
)
4469 if (!nwidth
) nwidth
= INT_MAX
;
4470 if (!nheight
) nheight
= INT_MAX
;
4474 hkprefix
= format
->hkprefix
;
4476 hkprefix
= HotkeyPrefixNone
;
4478 if (hkprefix
== HotkeyPrefixShow
)
4480 for (i
=0; i
<length
; i
++)
4482 if (string
[i
] == '&')
4483 hotkeyprefix_count
++;
4487 if (hotkeyprefix_count
)
4488 hotkeyprefix_offsets
= GdipAlloc(sizeof(INT
) * hotkeyprefix_count
);
4490 hotkeyprefix_count
= 0;
4492 for(i
= 0, j
= 0; i
< length
; i
++){
4493 /* FIXME: This makes the indexes passed to callback inaccurate. */
4494 if(!isprintW(string
[i
]) && (string
[i
] != '\n'))
4497 /* FIXME: tabs should be handled using tabstops from stringformat */
4498 if (string
[i
] == '\t')
4501 if (seen_prefix
&& hkprefix
== HotkeyPrefixShow
&& string
[i
] != '&')
4502 hotkeyprefix_offsets
[hotkeyprefix_count
++] = j
;
4503 else if (!seen_prefix
&& hkprefix
!= HotkeyPrefixNone
&& string
[i
] == '&')
4511 stringdup
[j
] = string
[i
];
4517 if (format
) halign
= format
->align
;
4518 else halign
= StringAlignmentNear
;
4520 while(sum
< length
){
4521 GetTextExtentExPointW(hdc
, stringdup
+ sum
, length
- sum
,
4522 nwidth
, &fit
, NULL
, &size
);
4528 for(lret
= 0; lret
< fit
; lret
++)
4529 if(*(stringdup
+ sum
+ lret
) == '\n')
4532 /* Line break code (may look strange, but it imitates windows). */
4534 lineend
= fit
= lret
; /* this is not an off-by-one error */
4535 else if(fit
< (length
- sum
)){
4536 if(*(stringdup
+ sum
+ fit
) == ' ')
4537 while(*(stringdup
+ sum
+ fit
) == ' ')
4540 while(*(stringdup
+ sum
+ fit
- 1) != ' '){
4543 if(*(stringdup
+ sum
+ fit
) == '\t')
4552 while(*(stringdup
+ sum
+ lineend
- 1) == ' ' ||
4553 *(stringdup
+ sum
+ lineend
- 1) == '\t')
4559 GetTextExtentExPointW(hdc
, stringdup
+ sum
, lineend
,
4560 nwidth
, &j
, NULL
, &size
);
4562 bounds
.Width
= size
.cx
;
4564 if(height
+ size
.cy
> nheight
)
4565 bounds
.Height
= nheight
- (height
+ size
.cy
);
4567 bounds
.Height
= size
.cy
;
4569 bounds
.Y
= rect
->Y
+ height
;
4573 case StringAlignmentNear
:
4577 case StringAlignmentCenter
:
4578 bounds
.X
= rect
->X
+ (rect
->Width
/2) - (bounds
.Width
/2);
4580 case StringAlignmentFar
:
4581 bounds
.X
= rect
->X
+ rect
->Width
- bounds
.Width
;
4585 for (hotkeyprefix_end_pos
=hotkeyprefix_pos
; hotkeyprefix_end_pos
<hotkeyprefix_count
; hotkeyprefix_end_pos
++)
4586 if (hotkeyprefix_offsets
[hotkeyprefix_end_pos
] >= sum
+ lineend
)
4589 stat
= callback(hdc
, stringdup
, sum
, lineend
,
4590 font
, rect
, format
, lineno
, &bounds
,
4591 &hotkeyprefix_offsets
[hotkeyprefix_pos
],
4592 hotkeyprefix_end_pos
-hotkeyprefix_pos
, user_data
);
4597 sum
+= fit
+ (lret
< fitcpy
? 1 : 0);
4601 hotkeyprefix_pos
= hotkeyprefix_end_pos
;
4603 if(height
> nheight
)
4606 /* Stop if this was a linewrap (but not if it was a linebreak). */
4607 if ((lret
== fitcpy
) && format
&&
4608 (format
->attr
& (StringFormatFlagsNoWrap
| StringFormatFlagsLineLimit
)))
4612 GdipFree(stringdup
);
4613 GdipFree(hotkeyprefix_offsets
);
4618 struct measure_ranges_args
{
4620 REAL rel_width
, rel_height
;
4623 static GpStatus
measure_ranges_callback(HDC hdc
,
4624 GDIPCONST WCHAR
*string
, INT index
, INT length
, GDIPCONST GpFont
*font
,
4625 GDIPCONST RectF
*rect
, GDIPCONST GpStringFormat
*format
,
4626 INT lineno
, const RectF
*bounds
, INT
*underlined_indexes
,
4627 INT underlined_index_count
, void *user_data
)
4631 struct measure_ranges_args
*args
= user_data
;
4633 for (i
=0; i
<format
->range_count
; i
++)
4635 INT range_start
= max(index
, format
->character_ranges
[i
].First
);
4636 INT range_end
= min(index
+length
, format
->character_ranges
[i
].First
+format
->character_ranges
[i
].Length
);
4637 if (range_start
< range_end
)
4642 range_rect
.Y
= bounds
->Y
/ args
->rel_height
;
4643 range_rect
.Height
= bounds
->Height
/ args
->rel_height
;
4645 GetTextExtentExPointW(hdc
, string
+ index
, range_start
- index
,
4646 INT_MAX
, NULL
, NULL
, &range_size
);
4647 range_rect
.X
= (bounds
->X
+ range_size
.cx
) / args
->rel_width
;
4649 GetTextExtentExPointW(hdc
, string
+ index
, range_end
- index
,
4650 INT_MAX
, NULL
, NULL
, &range_size
);
4651 range_rect
.Width
= (bounds
->X
+ range_size
.cx
) / args
->rel_width
- range_rect
.X
;
4653 stat
= GdipCombineRegionRect(args
->regions
[i
], &range_rect
, CombineModeUnion
);
4662 GpStatus WINGDIPAPI
GdipMeasureCharacterRanges(GpGraphics
* graphics
,
4663 GDIPCONST WCHAR
* string
, INT length
, GDIPCONST GpFont
* font
,
4664 GDIPCONST RectF
* layoutRect
, GDIPCONST GpStringFormat
*stringFormat
,
4665 INT regionCount
, GpRegion
** regions
)
4669 HFONT gdifont
, oldfont
;
4670 struct measure_ranges_args args
;
4671 HDC hdc
, temp_hdc
=NULL
;
4676 TRACE("(%p %s %d %p %s %p %d %p)\n", graphics
, debugstr_w(string
),
4677 length
, font
, debugstr_rectf(layoutRect
), stringFormat
, regionCount
, regions
);
4679 if (!(graphics
&& string
&& font
&& layoutRect
&& stringFormat
&& regions
))
4680 return InvalidParameter
;
4682 if (regionCount
< stringFormat
->range_count
)
4683 return InvalidParameter
;
4687 hdc
= temp_hdc
= CreateCompatibleDC(0);
4688 if (!temp_hdc
) return OutOfMemory
;
4691 hdc
= graphics
->hdc
;
4693 if (stringFormat
->attr
)
4694 TRACE("may be ignoring some format flags: attr %x\n", stringFormat
->attr
);
4702 GdipTransformPoints(graphics
, CoordinateSpaceDevice
, CoordinateSpaceWorld
, pt
, 3);
4703 args
.rel_width
= sqrt((pt
[1].Y
-pt
[0].Y
)*(pt
[1].Y
-pt
[0].Y
)+
4704 (pt
[1].X
-pt
[0].X
)*(pt
[1].X
-pt
[0].X
));
4705 args
.rel_height
= sqrt((pt
[2].Y
-pt
[0].Y
)*(pt
[2].Y
-pt
[0].Y
)+
4706 (pt
[2].X
-pt
[0].X
)*(pt
[2].X
-pt
[0].X
));
4708 margin_x
= stringFormat
->generic_typographic
? 0.0 : font
->emSize
/ 6.0;
4709 margin_x
*= units_scale(font
->unit
, graphics
->unit
, graphics
->xres
);
4711 scaled_rect
.X
= (layoutRect
->X
+ margin_x
) * args
.rel_width
;
4712 scaled_rect
.Y
= layoutRect
->Y
* args
.rel_height
;
4713 scaled_rect
.Width
= layoutRect
->Width
* args
.rel_width
;
4714 scaled_rect
.Height
= layoutRect
->Height
* args
.rel_height
;
4716 get_font_hfont(graphics
, font
, stringFormat
, &gdifont
, NULL
);
4717 oldfont
= SelectObject(hdc
, gdifont
);
4719 for (i
=0; i
<stringFormat
->range_count
; i
++)
4721 stat
= GdipSetEmpty(regions
[i
]);
4726 args
.regions
= regions
;
4728 stat
= gdip_format_string(hdc
, string
, length
, font
, &scaled_rect
, stringFormat
,
4729 (stringFormat
->attr
& StringFormatFlagsNoClip
) != 0, measure_ranges_callback
, &args
);
4731 SelectObject(hdc
, oldfont
);
4732 DeleteObject(gdifont
);
4740 struct measure_string_args
{
4742 INT
*codepointsfitted
;
4744 REAL rel_width
, rel_height
;
4747 static GpStatus
measure_string_callback(HDC hdc
,
4748 GDIPCONST WCHAR
*string
, INT index
, INT length
, GDIPCONST GpFont
*font
,
4749 GDIPCONST RectF
*rect
, GDIPCONST GpStringFormat
*format
,
4750 INT lineno
, const RectF
*bounds
, INT
*underlined_indexes
,
4751 INT underlined_index_count
, void *user_data
)
4753 struct measure_string_args
*args
= user_data
;
4754 REAL new_width
, new_height
;
4756 new_width
= bounds
->Width
/ args
->rel_width
;
4757 new_height
= (bounds
->Height
+ bounds
->Y
) / args
->rel_height
- args
->bounds
->Y
;
4759 if (new_width
> args
->bounds
->Width
)
4760 args
->bounds
->Width
= new_width
;
4762 if (new_height
> args
->bounds
->Height
)
4763 args
->bounds
->Height
= new_height
;
4765 if (args
->codepointsfitted
)
4766 *args
->codepointsfitted
= index
+ length
;
4768 if (args
->linesfilled
)
4769 (*args
->linesfilled
)++;
4774 /* Find the smallest rectangle that bounds the text when it is printed in rect
4775 * according to the format options listed in format. If rect has 0 width and
4776 * height, then just find the smallest rectangle that bounds the text when it's
4777 * printed at location (rect->X, rect-Y). */
4778 GpStatus WINGDIPAPI
GdipMeasureString(GpGraphics
*graphics
,
4779 GDIPCONST WCHAR
*string
, INT length
, GDIPCONST GpFont
*font
,
4780 GDIPCONST RectF
*rect
, GDIPCONST GpStringFormat
*format
, RectF
*bounds
,
4781 INT
*codepointsfitted
, INT
*linesfilled
)
4783 HFONT oldfont
, gdifont
;
4784 struct measure_string_args args
;
4785 HDC temp_hdc
=NULL
, hdc
;
4791 TRACE("(%p, %s, %i, %p, %s, %p, %p, %p, %p)\n", graphics
,
4792 debugstr_wn(string
, length
), length
, font
, debugstr_rectf(rect
), format
,
4793 bounds
, codepointsfitted
, linesfilled
);
4795 if(!graphics
|| !string
|| !font
|| !rect
|| !bounds
)
4796 return InvalidParameter
;
4800 hdc
= temp_hdc
= CreateCompatibleDC(0);
4801 if (!temp_hdc
) return OutOfMemory
;
4804 hdc
= graphics
->hdc
;
4806 if(linesfilled
) *linesfilled
= 0;
4807 if(codepointsfitted
) *codepointsfitted
= 0;
4810 TRACE("may be ignoring some format flags: attr %x\n", format
->attr
);
4818 GdipTransformPoints(graphics
, CoordinateSpaceDevice
, CoordinateSpaceWorld
, pt
, 3);
4819 args
.rel_width
= sqrt((pt
[1].Y
-pt
[0].Y
)*(pt
[1].Y
-pt
[0].Y
)+
4820 (pt
[1].X
-pt
[0].X
)*(pt
[1].X
-pt
[0].X
));
4821 args
.rel_height
= sqrt((pt
[2].Y
-pt
[0].Y
)*(pt
[2].Y
-pt
[0].Y
)+
4822 (pt
[2].X
-pt
[0].X
)*(pt
[2].X
-pt
[0].X
));
4824 margin_x
= (format
&& format
->generic_typographic
) ? 0.0 : font
->emSize
/ 6.0;
4825 margin_x
*= units_scale(font
->unit
, graphics
->unit
, graphics
->xres
);
4827 scaled_rect
.X
= (rect
->X
+ margin_x
) * args
.rel_width
;
4828 scaled_rect
.Y
= rect
->Y
* args
.rel_height
;
4829 scaled_rect
.Width
= rect
->Width
* args
.rel_width
;
4830 scaled_rect
.Height
= rect
->Height
* args
.rel_height
;
4831 if (scaled_rect
.Width
>= 0.5)
4833 scaled_rect
.Width
-= margin_x
* 2.0 * args
.rel_width
;
4834 if (scaled_rect
.Width
< 0.5) return Ok
; /* doesn't fit */
4837 if (scaled_rect
.Width
>= 1 << 23) scaled_rect
.Width
= 1 << 23;
4838 if (scaled_rect
.Height
>= 1 << 23) scaled_rect
.Height
= 1 << 23;
4840 get_font_hfont(graphics
, font
, format
, &gdifont
, NULL
);
4841 oldfont
= SelectObject(hdc
, gdifont
);
4843 bounds
->X
= rect
->X
;
4844 bounds
->Y
= rect
->Y
;
4845 bounds
->Width
= 0.0;
4846 bounds
->Height
= 0.0;
4848 args
.bounds
= bounds
;
4849 args
.codepointsfitted
= &glyphs
;
4850 args
.linesfilled
= &lines
;
4853 gdip_format_string(hdc
, string
, length
, font
, &scaled_rect
, format
, TRUE
,
4854 measure_string_callback
, &args
);
4856 if (linesfilled
) *linesfilled
= lines
;
4857 if (codepointsfitted
) *codepointsfitted
= glyphs
;
4860 bounds
->Width
+= margin_x
* 2.0;
4862 SelectObject(hdc
, oldfont
);
4863 DeleteObject(gdifont
);
4871 struct draw_string_args
{
4872 GpGraphics
*graphics
;
4873 GDIPCONST GpBrush
*brush
;
4874 REAL x
, y
, rel_width
, rel_height
, ascent
;
4877 static GpStatus
draw_string_callback(HDC hdc
,
4878 GDIPCONST WCHAR
*string
, INT index
, INT length
, GDIPCONST GpFont
*font
,
4879 GDIPCONST RectF
*rect
, GDIPCONST GpStringFormat
*format
,
4880 INT lineno
, const RectF
*bounds
, INT
*underlined_indexes
,
4881 INT underlined_index_count
, void *user_data
)
4883 struct draw_string_args
*args
= user_data
;
4887 position
.X
= args
->x
+ bounds
->X
/ args
->rel_width
;
4888 position
.Y
= args
->y
+ bounds
->Y
/ args
->rel_height
+ args
->ascent
;
4890 stat
= draw_driver_string(args
->graphics
, &string
[index
], length
, font
, format
,
4891 args
->brush
, &position
,
4892 DriverStringOptionsCmapLookup
|DriverStringOptionsRealizedAdvance
, NULL
);
4894 if (stat
== Ok
&& underlined_index_count
)
4896 OUTLINETEXTMETRICW otm
;
4897 REAL underline_y
, underline_height
;
4900 GetOutlineTextMetricsW(hdc
, sizeof(otm
), &otm
);
4902 underline_height
= otm
.otmsUnderscoreSize
/ args
->rel_height
;
4903 underline_y
= position
.Y
- otm
.otmsUnderscorePosition
/ args
->rel_height
- underline_height
/ 2;
4905 for (i
=0; i
<underlined_index_count
; i
++)
4907 REAL start_x
, end_x
;
4909 INT ofs
= underlined_indexes
[i
] - index
;
4911 GetTextExtentExPointW(hdc
, string
+ index
, ofs
, INT_MAX
, NULL
, NULL
, &text_size
);
4912 start_x
= text_size
.cx
/ args
->rel_width
;
4914 GetTextExtentExPointW(hdc
, string
+ index
, ofs
+1, INT_MAX
, NULL
, NULL
, &text_size
);
4915 end_x
= text_size
.cx
/ args
->rel_width
;
4917 GdipFillRectangle(args
->graphics
, (GpBrush
*)args
->brush
, position
.X
+start_x
, underline_y
, end_x
-start_x
, underline_height
);
4924 GpStatus WINGDIPAPI
GdipDrawString(GpGraphics
*graphics
, GDIPCONST WCHAR
*string
,
4925 INT length
, GDIPCONST GpFont
*font
, GDIPCONST RectF
*rect
,
4926 GDIPCONST GpStringFormat
*format
, GDIPCONST GpBrush
*brush
)
4930 GpPointF pt
[3], rectcpy
[4];
4932 REAL rel_width
, rel_height
, margin_x
;
4933 INT save_state
, format_flags
= 0;
4935 struct draw_string_args args
;
4937 HDC hdc
, temp_hdc
=NULL
;
4938 TEXTMETRICW textmetric
;
4940 TRACE("(%p, %s, %i, %p, %s, %p, %p)\n", graphics
, debugstr_wn(string
, length
),
4941 length
, font
, debugstr_rectf(rect
), format
, brush
);
4943 if(!graphics
|| !string
|| !font
|| !brush
|| !rect
)
4944 return InvalidParameter
;
4948 hdc
= graphics
->hdc
;
4952 hdc
= temp_hdc
= CreateCompatibleDC(0);
4956 TRACE("may be ignoring some format flags: attr %x\n", format
->attr
);
4958 format_flags
= format
->attr
;
4960 /* Should be no need to explicitly test for StringAlignmentNear as
4961 * that is default behavior if no alignment is passed. */
4962 if(format
->vertalign
!= StringAlignmentNear
){
4963 RectF bounds
, in_rect
= *rect
;
4964 in_rect
.Height
= 0.0; /* avoid height clipping */
4965 GdipMeasureString(graphics
, string
, length
, font
, &in_rect
, format
, &bounds
, 0, 0);
4967 TRACE("bounds %s\n", debugstr_rectf(&bounds
));
4969 if(format
->vertalign
== StringAlignmentCenter
)
4970 offsety
= (rect
->Height
- bounds
.Height
) / 2;
4971 else if(format
->vertalign
== StringAlignmentFar
)
4972 offsety
= (rect
->Height
- bounds
.Height
);
4974 TRACE("vertical align %d, offsety %f\n", format
->vertalign
, offsety
);
4977 save_state
= SaveDC(hdc
);
4985 GdipTransformPoints(graphics
, CoordinateSpaceDevice
, CoordinateSpaceWorld
, pt
, 3);
4986 rel_width
= sqrt((pt
[1].Y
-pt
[0].Y
)*(pt
[1].Y
-pt
[0].Y
)+
4987 (pt
[1].X
-pt
[0].X
)*(pt
[1].X
-pt
[0].X
));
4988 rel_height
= sqrt((pt
[2].Y
-pt
[0].Y
)*(pt
[2].Y
-pt
[0].Y
)+
4989 (pt
[2].X
-pt
[0].X
)*(pt
[2].X
-pt
[0].X
));
4991 rectcpy
[3].X
= rectcpy
[0].X
= rect
->X
;
4992 rectcpy
[1].Y
= rectcpy
[0].Y
= rect
->Y
;
4993 rectcpy
[2].X
= rectcpy
[1].X
= rect
->X
+ rect
->Width
;
4994 rectcpy
[3].Y
= rectcpy
[2].Y
= rect
->Y
+ rect
->Height
;
4995 transform_and_round_points(graphics
, corners
, rectcpy
, 4);
4997 margin_x
= (format
&& format
->generic_typographic
) ? 0.0 : font
->emSize
/ 6.0;
4998 margin_x
*= units_scale(font
->unit
, graphics
->unit
, graphics
->xres
);
5000 scaled_rect
.X
= margin_x
* rel_width
;
5001 scaled_rect
.Y
= 0.0;
5002 scaled_rect
.Width
= rel_width
* rect
->Width
;
5003 scaled_rect
.Height
= rel_height
* rect
->Height
;
5004 if (scaled_rect
.Width
>= 0.5)
5006 scaled_rect
.Width
-= margin_x
* 2.0 * rel_width
;
5007 if (scaled_rect
.Width
< 0.5) return Ok
; /* doesn't fit */
5010 if (scaled_rect
.Width
>= 1 << 23) scaled_rect
.Width
= 1 << 23;
5011 if (scaled_rect
.Height
>= 1 << 23) scaled_rect
.Height
= 1 << 23;
5013 if (!(format_flags
& StringFormatFlagsNoClip
) &&
5014 scaled_rect
.Width
!= 1 << 23 && scaled_rect
.Height
!= 1 << 23 &&
5015 rect
->Width
> 0.0 && rect
->Height
> 0.0)
5017 /* FIXME: If only the width or only the height is 0, we should probably still clip */
5018 rgn
= CreatePolygonRgn(corners
, 4, ALTERNATE
);
5019 SelectClipRgn(hdc
, rgn
);
5022 get_font_hfont(graphics
, font
, format
, &gdifont
, NULL
);
5023 SelectObject(hdc
, gdifont
);
5025 args
.graphics
= graphics
;
5029 args
.y
= rect
->Y
+ offsety
;
5031 args
.rel_width
= rel_width
;
5032 args
.rel_height
= rel_height
;
5034 GetTextMetricsW(hdc
, &textmetric
);
5035 args
.ascent
= textmetric
.tmAscent
/ rel_height
;
5037 gdip_format_string(hdc
, string
, length
, font
, &scaled_rect
, format
, TRUE
,
5038 draw_string_callback
, &args
);
5041 DeleteObject(gdifont
);
5043 RestoreDC(hdc
, save_state
);
5050 GpStatus WINGDIPAPI
GdipResetClip(GpGraphics
*graphics
)
5052 TRACE("(%p)\n", graphics
);
5055 return InvalidParameter
;
5060 return GdipSetInfinite(graphics
->clip
);
5063 GpStatus WINGDIPAPI
GdipResetWorldTransform(GpGraphics
*graphics
)
5065 TRACE("(%p)\n", graphics
);
5068 return InvalidParameter
;
5073 return GdipSetMatrixElements(&graphics
->worldtrans
, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
5076 GpStatus WINGDIPAPI
GdipRestoreGraphics(GpGraphics
*graphics
, GraphicsState state
)
5078 return GdipEndContainer(graphics
, state
);
5081 GpStatus WINGDIPAPI
GdipRotateWorldTransform(GpGraphics
*graphics
, REAL angle
,
5082 GpMatrixOrder order
)
5084 TRACE("(%p, %.2f, %d)\n", graphics
, angle
, order
);
5087 return InvalidParameter
;
5092 return GdipRotateMatrix(&graphics
->worldtrans
, angle
, order
);
5095 GpStatus WINGDIPAPI
GdipSaveGraphics(GpGraphics
*graphics
, GraphicsState
*state
)
5097 return GdipBeginContainer2(graphics
, state
);
5100 GpStatus WINGDIPAPI
GdipBeginContainer2(GpGraphics
*graphics
,
5101 GraphicsContainer
*state
)
5103 GraphicsContainerItem
*container
;
5106 TRACE("(%p, %p)\n", graphics
, state
);
5108 if(!graphics
|| !state
)
5109 return InvalidParameter
;
5111 sts
= init_container(&container
, graphics
);
5115 list_add_head(&graphics
->containers
, &container
->entry
);
5116 *state
= graphics
->contid
= container
->contid
;
5121 GpStatus WINGDIPAPI
GdipBeginContainer(GpGraphics
*graphics
, GDIPCONST GpRectF
*dstrect
, GDIPCONST GpRectF
*srcrect
, GpUnit unit
, GraphicsContainer
*state
)
5123 FIXME("(%p, %p, %p, %d, %p): stub\n", graphics
, dstrect
, srcrect
, unit
, state
);
5124 return NotImplemented
;
5127 GpStatus WINGDIPAPI
GdipBeginContainerI(GpGraphics
*graphics
, GDIPCONST GpRect
*dstrect
, GDIPCONST GpRect
*srcrect
, GpUnit unit
, GraphicsContainer
*state
)
5129 FIXME("(%p, %p, %p, %d, %p): stub\n", graphics
, dstrect
, srcrect
, unit
, state
);
5130 return NotImplemented
;
5133 GpStatus WINGDIPAPI
GdipComment(GpGraphics
*graphics
, UINT sizeData
, GDIPCONST BYTE
*data
)
5135 FIXME("(%p, %d, %p): stub\n", graphics
, sizeData
, data
);
5136 return NotImplemented
;
5139 GpStatus WINGDIPAPI
GdipEndContainer(GpGraphics
*graphics
, GraphicsContainer state
)
5142 GraphicsContainerItem
*container
, *container2
;
5144 TRACE("(%p, %x)\n", graphics
, state
);
5147 return InvalidParameter
;
5149 LIST_FOR_EACH_ENTRY(container
, &graphics
->containers
, GraphicsContainerItem
, entry
){
5150 if(container
->contid
== state
)
5154 /* did not find a matching container */
5155 if(&container
->entry
== &graphics
->containers
)
5158 sts
= restore_container(graphics
, container
);
5162 /* remove all of the containers on top of the found container */
5163 LIST_FOR_EACH_ENTRY_SAFE(container
, container2
, &graphics
->containers
, GraphicsContainerItem
, entry
){
5164 if(container
->contid
== state
)
5166 list_remove(&container
->entry
);
5167 delete_container(container
);
5170 list_remove(&container
->entry
);
5171 delete_container(container
);
5176 GpStatus WINGDIPAPI
GdipScaleWorldTransform(GpGraphics
*graphics
, REAL sx
,
5177 REAL sy
, GpMatrixOrder order
)
5179 TRACE("(%p, %.2f, %.2f, %d)\n", graphics
, sx
, sy
, order
);
5182 return InvalidParameter
;
5187 return GdipScaleMatrix(&graphics
->worldtrans
, sx
, sy
, order
);
5190 GpStatus WINGDIPAPI
GdipSetClipGraphics(GpGraphics
*graphics
, GpGraphics
*srcgraphics
,
5193 TRACE("(%p, %p, %d)\n", graphics
, srcgraphics
, mode
);
5195 if(!graphics
|| !srcgraphics
)
5196 return InvalidParameter
;
5198 return GdipCombineRegionRegion(graphics
->clip
, srcgraphics
->clip
, mode
);
5201 GpStatus WINGDIPAPI
GdipSetCompositingMode(GpGraphics
*graphics
,
5202 CompositingMode mode
)
5204 TRACE("(%p, %d)\n", graphics
, mode
);
5207 return InvalidParameter
;
5212 graphics
->compmode
= mode
;
5217 GpStatus WINGDIPAPI
GdipSetCompositingQuality(GpGraphics
*graphics
,
5218 CompositingQuality quality
)
5220 TRACE("(%p, %d)\n", graphics
, quality
);
5223 return InvalidParameter
;
5228 graphics
->compqual
= quality
;
5233 GpStatus WINGDIPAPI
GdipSetInterpolationMode(GpGraphics
*graphics
,
5234 InterpolationMode mode
)
5236 TRACE("(%p, %d)\n", graphics
, mode
);
5238 if(!graphics
|| mode
== InterpolationModeInvalid
|| mode
> InterpolationModeHighQualityBicubic
)
5239 return InvalidParameter
;
5244 if (mode
== InterpolationModeDefault
|| mode
== InterpolationModeLowQuality
)
5245 mode
= InterpolationModeBilinear
;
5247 if (mode
== InterpolationModeHighQuality
)
5248 mode
= InterpolationModeHighQualityBicubic
;
5250 graphics
->interpolation
= mode
;
5255 GpStatus WINGDIPAPI
GdipSetPageScale(GpGraphics
*graphics
, REAL scale
)
5257 TRACE("(%p, %.2f)\n", graphics
, scale
);
5259 if(!graphics
|| (scale
<= 0.0))
5260 return InvalidParameter
;
5265 graphics
->scale
= scale
;
5270 GpStatus WINGDIPAPI
GdipSetPageUnit(GpGraphics
*graphics
, GpUnit unit
)
5272 TRACE("(%p, %d)\n", graphics
, unit
);
5275 return InvalidParameter
;
5280 if(unit
== UnitWorld
)
5281 return InvalidParameter
;
5283 graphics
->unit
= unit
;
5288 GpStatus WINGDIPAPI
GdipSetPixelOffsetMode(GpGraphics
*graphics
, PixelOffsetMode
5291 TRACE("(%p, %d)\n", graphics
, mode
);
5294 return InvalidParameter
;
5299 graphics
->pixeloffset
= mode
;
5304 GpStatus WINGDIPAPI
GdipSetRenderingOrigin(GpGraphics
*graphics
, INT x
, INT y
)
5308 TRACE("(%p,%i,%i)\n", graphics
, x
, y
);
5311 FIXME("value is unused in rendering\n");
5314 return InvalidParameter
;
5316 graphics
->origin_x
= x
;
5317 graphics
->origin_y
= y
;
5322 GpStatus WINGDIPAPI
GdipGetRenderingOrigin(GpGraphics
*graphics
, INT
*x
, INT
*y
)
5324 TRACE("(%p,%p,%p)\n", graphics
, x
, y
);
5326 if (!graphics
|| !x
|| !y
)
5327 return InvalidParameter
;
5329 *x
= graphics
->origin_x
;
5330 *y
= graphics
->origin_y
;
5335 GpStatus WINGDIPAPI
GdipSetSmoothingMode(GpGraphics
*graphics
, SmoothingMode mode
)
5337 TRACE("(%p, %d)\n", graphics
, mode
);
5340 return InvalidParameter
;
5345 graphics
->smoothing
= mode
;
5350 GpStatus WINGDIPAPI
GdipSetTextContrast(GpGraphics
*graphics
, UINT contrast
)
5352 TRACE("(%p, %d)\n", graphics
, contrast
);
5355 return InvalidParameter
;
5357 graphics
->textcontrast
= contrast
;
5362 GpStatus WINGDIPAPI
GdipSetTextRenderingHint(GpGraphics
*graphics
,
5363 TextRenderingHint hint
)
5365 TRACE("(%p, %d)\n", graphics
, hint
);
5367 if(!graphics
|| hint
> TextRenderingHintClearTypeGridFit
)
5368 return InvalidParameter
;
5373 graphics
->texthint
= hint
;
5378 GpStatus WINGDIPAPI
GdipSetWorldTransform(GpGraphics
*graphics
, GpMatrix
*matrix
)
5380 TRACE("(%p, %p)\n", graphics
, matrix
);
5382 if(!graphics
|| !matrix
)
5383 return InvalidParameter
;
5388 TRACE("%f,%f,%f,%f,%f,%f\n",
5389 matrix
->matrix
[0], matrix
->matrix
[1], matrix
->matrix
[2],
5390 matrix
->matrix
[3], matrix
->matrix
[4], matrix
->matrix
[5]);
5392 graphics
->worldtrans
= *matrix
;
5397 GpStatus WINGDIPAPI
GdipTranslateWorldTransform(GpGraphics
*graphics
, REAL dx
,
5398 REAL dy
, GpMatrixOrder order
)
5400 TRACE("(%p, %.2f, %.2f, %d)\n", graphics
, dx
, dy
, order
);
5403 return InvalidParameter
;
5408 return GdipTranslateMatrix(&graphics
->worldtrans
, dx
, dy
, order
);
5411 /*****************************************************************************
5412 * GdipSetClipHrgn [GDIPLUS.@]
5414 GpStatus WINGDIPAPI
GdipSetClipHrgn(GpGraphics
*graphics
, HRGN hrgn
, CombineMode mode
)
5419 TRACE("(%p, %p, %d)\n", graphics
, hrgn
, mode
);
5422 return InvalidParameter
;
5427 /* hrgn is already in device units */
5428 status
= GdipCreateRegionHrgn(hrgn
, ®ion
);
5432 status
= GdipCombineRegionRegion(graphics
->clip
, region
, mode
);
5434 GdipDeleteRegion(region
);
5438 GpStatus WINGDIPAPI
GdipSetClipPath(GpGraphics
*graphics
, GpPath
*path
, CombineMode mode
)
5443 TRACE("(%p, %p, %d)\n", graphics
, path
, mode
);
5446 return InvalidParameter
;
5451 status
= GdipClonePath(path
, &clip_path
);
5454 GpMatrix world_to_device
;
5456 get_graphics_transform(graphics
, CoordinateSpaceDevice
,
5457 CoordinateSpaceWorld
, &world_to_device
);
5458 status
= GdipTransformPath(clip_path
, &world_to_device
);
5460 GdipCombineRegionPath(graphics
->clip
, clip_path
, mode
);
5462 GdipDeletePath(clip_path
);
5467 GpStatus WINGDIPAPI
GdipSetClipRect(GpGraphics
*graphics
, REAL x
, REAL y
,
5468 REAL width
, REAL height
,
5475 TRACE("(%p, %.2f, %.2f, %.2f, %.2f, %d)\n", graphics
, x
, y
, width
, height
, mode
);
5478 return InvalidParameter
;
5486 rect
.Height
= height
;
5487 status
= GdipCreateRegionRect(&rect
, ®ion
);
5490 GpMatrix world_to_device
;
5492 get_graphics_transform(graphics
, CoordinateSpaceDevice
, CoordinateSpaceWorld
, &world_to_device
);
5493 status
= GdipTransformRegion(region
, &world_to_device
);
5495 status
= GdipCombineRegionRegion(graphics
->clip
, region
, mode
);
5497 GdipDeleteRegion(region
);
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
,
5523 TRACE("(%p, %p, %d)\n", graphics
, region
, mode
);
5525 if(!graphics
|| !region
)
5526 return InvalidParameter
;
5531 status
= GdipCloneRegion(region
, &clip
);
5534 GpMatrix world_to_device
;
5536 get_graphics_transform(graphics
, CoordinateSpaceDevice
, CoordinateSpaceWorld
, &world_to_device
);
5537 status
= GdipTransformRegion(clip
, &world_to_device
);
5539 status
= GdipCombineRegionRegion(graphics
->clip
, clip
, mode
);
5541 GdipDeleteRegion(clip
);
5546 GpStatus WINGDIPAPI
GdipSetMetafileDownLevelRasterizationLimit(GpMetafile
*metafile
,
5551 TRACE("(%p,%u)\n", metafile
, limitDpi
);
5554 FIXME("not implemented\n");
5556 return NotImplemented
;
5559 GpStatus WINGDIPAPI
GdipDrawPolygon(GpGraphics
*graphics
,GpPen
*pen
,GDIPCONST GpPointF
*points
,
5565 TRACE("(%p, %p, %d)\n", graphics
, points
, count
);
5567 if(!graphics
|| !pen
|| count
<=0)
5568 return InvalidParameter
;
5575 FIXME("graphics object has no HDC\n");
5579 pti
= GdipAlloc(sizeof(POINT
) * count
);
5581 save_state
= prepare_dc(graphics
, pen
);
5582 SelectObject(graphics
->hdc
, GetStockObject(NULL_BRUSH
));
5584 transform_and_round_points(graphics
, pti
, (GpPointF
*)points
, count
);
5585 Polygon(graphics
->hdc
, pti
, count
);
5587 restore_dc(graphics
, save_state
);
5593 GpStatus WINGDIPAPI
GdipDrawPolygonI(GpGraphics
*graphics
,GpPen
*pen
,GDIPCONST GpPoint
*points
,
5600 TRACE("(%p, %p, %p, %d)\n", graphics
, pen
, points
, count
);
5602 if(count
<=0) return InvalidParameter
;
5603 ptf
= GdipAlloc(sizeof(GpPointF
) * count
);
5605 for(i
= 0;i
< count
; i
++){
5606 ptf
[i
].X
= (REAL
)points
[i
].X
;
5607 ptf
[i
].Y
= (REAL
)points
[i
].Y
;
5610 ret
= GdipDrawPolygon(graphics
,pen
,ptf
,count
);
5616 GpStatus WINGDIPAPI
GdipGetDpiX(GpGraphics
*graphics
, REAL
* dpi
)
5618 TRACE("(%p, %p)\n", graphics
, dpi
);
5620 if(!graphics
|| !dpi
)
5621 return InvalidParameter
;
5626 *dpi
= graphics
->xres
;
5630 GpStatus WINGDIPAPI
GdipGetDpiY(GpGraphics
*graphics
, REAL
* dpi
)
5632 TRACE("(%p, %p)\n", graphics
, dpi
);
5634 if(!graphics
|| !dpi
)
5635 return InvalidParameter
;
5640 *dpi
= graphics
->yres
;
5644 GpStatus WINGDIPAPI
GdipMultiplyWorldTransform(GpGraphics
*graphics
, GDIPCONST GpMatrix
*matrix
,
5645 GpMatrixOrder order
)
5650 TRACE("(%p, %p, %d)\n", graphics
, matrix
, order
);
5652 if(!graphics
|| !matrix
)
5653 return InvalidParameter
;
5658 m
= graphics
->worldtrans
;
5660 ret
= GdipMultiplyMatrix(&m
, matrix
, order
);
5662 graphics
->worldtrans
= m
;
5667 /* Color used to fill bitmaps so we can tell which parts have been drawn over by gdi32. */
5668 static const COLORREF DC_BACKGROUND_KEY
= 0x0c0b0d;
5670 GpStatus WINGDIPAPI
GdipGetDC(GpGraphics
*graphics
, HDC
*hdc
)
5674 TRACE("(%p, %p)\n", graphics
, hdc
);
5676 if(!graphics
|| !hdc
)
5677 return InvalidParameter
;
5682 if (graphics
->image
&& graphics
->image
->type
== ImageTypeMetafile
)
5684 stat
= METAFILE_GetDC((GpMetafile
*)graphics
->image
, hdc
);
5686 else if (!graphics
->hdc
|| graphics
->alpha_hdc
||
5687 (graphics
->image
&& graphics
->image
->type
== ImageTypeBitmap
&& ((GpBitmap
*)graphics
->image
)->format
& PixelFormatAlpha
))
5689 /* Create a fake HDC and fill it with a constant color. */
5693 BITMAPINFOHEADER bmih
;
5696 stat
= get_graphics_bounds(graphics
, &bounds
);
5700 graphics
->temp_hbitmap_width
= bounds
.Width
;
5701 graphics
->temp_hbitmap_height
= bounds
.Height
;
5703 bmih
.biSize
= sizeof(bmih
);
5704 bmih
.biWidth
= graphics
->temp_hbitmap_width
;
5705 bmih
.biHeight
= -graphics
->temp_hbitmap_height
;
5707 bmih
.biBitCount
= 32;
5708 bmih
.biCompression
= BI_RGB
;
5709 bmih
.biSizeImage
= 0;
5710 bmih
.biXPelsPerMeter
= 0;
5711 bmih
.biYPelsPerMeter
= 0;
5713 bmih
.biClrImportant
= 0;
5715 hbitmap
= CreateDIBSection(NULL
, (BITMAPINFO
*)&bmih
, DIB_RGB_COLORS
,
5716 (void**)&graphics
->temp_bits
, NULL
, 0);
5718 return GenericError
;
5720 temp_hdc
= CreateCompatibleDC(0);
5723 DeleteObject(hbitmap
);
5724 return GenericError
;
5727 for (i
=0; i
<(graphics
->temp_hbitmap_width
* graphics
->temp_hbitmap_height
); i
++)
5728 ((DWORD
*)graphics
->temp_bits
)[i
] = DC_BACKGROUND_KEY
;
5730 SelectObject(temp_hdc
, hbitmap
);
5732 graphics
->temp_hbitmap
= hbitmap
;
5733 *hdc
= graphics
->temp_hdc
= temp_hdc
;
5737 *hdc
= graphics
->hdc
;
5741 graphics
->busy
= TRUE
;
5746 GpStatus WINGDIPAPI
GdipReleaseDC(GpGraphics
*graphics
, HDC hdc
)
5750 TRACE("(%p, %p)\n", graphics
, hdc
);
5752 if(!graphics
|| !hdc
|| !graphics
->busy
)
5753 return InvalidParameter
;
5755 if (graphics
->image
&& graphics
->image
->type
== ImageTypeMetafile
)
5757 stat
= METAFILE_ReleaseDC((GpMetafile
*)graphics
->image
, hdc
);
5759 else if (graphics
->temp_hdc
== hdc
)
5764 /* Find the pixels that have changed, and mark them as opaque. */
5765 pos
= (DWORD
*)graphics
->temp_bits
;
5766 for (i
=0; i
<(graphics
->temp_hbitmap_width
* graphics
->temp_hbitmap_height
); i
++)
5768 if (*pos
!= DC_BACKGROUND_KEY
)
5775 /* Write the changed pixels to the real target. */
5776 alpha_blend_pixels(graphics
, 0, 0, graphics
->temp_bits
,
5777 graphics
->temp_hbitmap_width
, graphics
->temp_hbitmap_height
,
5778 graphics
->temp_hbitmap_width
* 4);
5781 DeleteDC(graphics
->temp_hdc
);
5782 DeleteObject(graphics
->temp_hbitmap
);
5783 graphics
->temp_hdc
= NULL
;
5784 graphics
->temp_hbitmap
= NULL
;
5786 else if (hdc
!= graphics
->hdc
)
5788 stat
= InvalidParameter
;
5792 graphics
->busy
= FALSE
;
5797 GpStatus WINGDIPAPI
GdipGetClip(GpGraphics
*graphics
, GpRegion
*region
)
5801 GpMatrix device_to_world
;
5803 TRACE("(%p, %p)\n", graphics
, region
);
5805 if(!graphics
|| !region
)
5806 return InvalidParameter
;
5811 if((status
= GdipCloneRegion(graphics
->clip
, &clip
)) != Ok
)
5814 get_graphics_transform(graphics
, CoordinateSpaceWorld
, CoordinateSpaceDevice
, &device_to_world
);
5815 status
= GdipTransformRegion(clip
, &device_to_world
);
5818 GdipDeleteRegion(clip
);
5822 /* free everything except root node and header */
5823 delete_element(®ion
->node
);
5824 memcpy(region
, clip
, sizeof(GpRegion
));
5830 static GpStatus
get_graphics_transform(GpGraphics
*graphics
, GpCoordinateSpace dst_space
,
5831 GpCoordinateSpace src_space
, GpMatrix
*matrix
)
5834 REAL scale_x
, scale_y
;
5836 GdipSetMatrixElements(matrix
, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
5838 if (dst_space
!= src_space
)
5840 scale_x
= units_to_pixels(1.0, graphics
->unit
, graphics
->xres
);
5841 scale_y
= units_to_pixels(1.0, graphics
->unit
, graphics
->yres
);
5843 if(graphics
->unit
!= UnitDisplay
)
5845 scale_x
*= graphics
->scale
;
5846 scale_y
*= graphics
->scale
;
5849 /* transform from src_space to CoordinateSpacePage */
5852 case CoordinateSpaceWorld
:
5853 GdipMultiplyMatrix(matrix
, &graphics
->worldtrans
, MatrixOrderAppend
);
5855 case CoordinateSpacePage
:
5857 case CoordinateSpaceDevice
:
5858 GdipScaleMatrix(matrix
, 1.0/scale_x
, 1.0/scale_y
, MatrixOrderAppend
);
5862 /* transform from CoordinateSpacePage to dst_space */
5865 case CoordinateSpaceWorld
:
5867 GpMatrix inverted_transform
= graphics
->worldtrans
;
5868 stat
= GdipInvertMatrix(&inverted_transform
);
5870 GdipMultiplyMatrix(matrix
, &inverted_transform
, MatrixOrderAppend
);
5873 case CoordinateSpacePage
:
5875 case CoordinateSpaceDevice
:
5876 GdipScaleMatrix(matrix
, scale_x
, scale_y
, MatrixOrderAppend
);
5883 GpStatus WINGDIPAPI
GdipTransformPoints(GpGraphics
*graphics
, GpCoordinateSpace dst_space
,
5884 GpCoordinateSpace src_space
, GpPointF
*points
, INT count
)
5889 if(!graphics
|| !points
|| count
<= 0)
5890 return InvalidParameter
;
5895 TRACE("(%p, %d, %d, %p, %d)\n", graphics
, dst_space
, src_space
, points
, count
);
5897 if (src_space
== dst_space
) return Ok
;
5899 stat
= get_graphics_transform(graphics
, dst_space
, src_space
, &matrix
);
5900 if (stat
!= Ok
) return stat
;
5902 return GdipTransformMatrixPoints(&matrix
, points
, count
);
5905 GpStatus WINGDIPAPI
GdipTransformPointsI(GpGraphics
*graphics
, GpCoordinateSpace dst_space
,
5906 GpCoordinateSpace src_space
, GpPoint
*points
, INT count
)
5912 TRACE("(%p, %d, %d, %p, %d)\n", graphics
, dst_space
, src_space
, points
, count
);
5915 return InvalidParameter
;
5917 pointsF
= GdipAlloc(sizeof(GpPointF
) * count
);
5921 for(i
= 0; i
< count
; i
++){
5922 pointsF
[i
].X
= (REAL
)points
[i
].X
;
5923 pointsF
[i
].Y
= (REAL
)points
[i
].Y
;
5926 ret
= GdipTransformPoints(graphics
, dst_space
, src_space
, pointsF
, count
);
5929 for(i
= 0; i
< count
; i
++){
5930 points
[i
].X
= gdip_round(pointsF
[i
].X
);
5931 points
[i
].Y
= gdip_round(pointsF
[i
].Y
);
5938 HPALETTE WINGDIPAPI
GdipCreateHalftonePalette(void)
5950 /*****************************************************************************
5951 * GdipTranslateClip [GDIPLUS.@]
5953 GpStatus WINGDIPAPI
GdipTranslateClip(GpGraphics
*graphics
, REAL dx
, REAL dy
)
5955 TRACE("(%p, %.2f, %.2f)\n", graphics
, dx
, dy
);
5958 return InvalidParameter
;
5963 return GdipTranslateRegion(graphics
->clip
, dx
, dy
);
5966 /*****************************************************************************
5967 * GdipTranslateClipI [GDIPLUS.@]
5969 GpStatus WINGDIPAPI
GdipTranslateClipI(GpGraphics
*graphics
, INT dx
, INT dy
)
5971 TRACE("(%p, %d, %d)\n", graphics
, dx
, dy
);
5974 return InvalidParameter
;
5979 return GdipTranslateRegion(graphics
->clip
, (REAL
)dx
, (REAL
)dy
);
5983 /*****************************************************************************
5984 * GdipMeasureDriverString [GDIPLUS.@]
5986 GpStatus WINGDIPAPI
GdipMeasureDriverString(GpGraphics
*graphics
, GDIPCONST UINT16
*text
, INT length
,
5987 GDIPCONST GpFont
*font
, GDIPCONST PointF
*positions
,
5988 INT flags
, GDIPCONST GpMatrix
*matrix
, RectF
*boundingBox
)
5990 static const INT unsupported_flags
= ~(DriverStringOptionsCmapLookup
|DriverStringOptionsRealizedAdvance
);
5993 REAL min_x
, min_y
, max_x
, max_y
, x
, y
;
5995 TEXTMETRICW textmetric
;
5996 const WORD
*glyph_indices
;
5997 WORD
*dynamic_glyph_indices
=NULL
;
5998 REAL rel_width
, rel_height
, ascent
, descent
;
6001 TRACE("(%p %p %d %p %p %d %p %p)\n", graphics
, text
, length
, font
, positions
, flags
, matrix
, boundingBox
);
6003 if (!graphics
|| !text
|| !font
|| !positions
|| !boundingBox
)
6004 return InvalidParameter
;
6007 length
= strlenW(text
);
6011 boundingBox
->X
= 0.0;
6012 boundingBox
->Y
= 0.0;
6013 boundingBox
->Width
= 0.0;
6014 boundingBox
->Height
= 0.0;
6017 if (flags
& unsupported_flags
)
6018 FIXME("Ignoring flags %x\n", flags
& unsupported_flags
);
6020 get_font_hfont(graphics
, font
, NULL
, &hfont
, matrix
);
6022 hdc
= CreateCompatibleDC(0);
6023 SelectObject(hdc
, hfont
);
6025 GetTextMetricsW(hdc
, &textmetric
);
6035 GpMatrix xform
= *matrix
;
6036 GdipTransformMatrixPoints(&xform
, pt
, 3);
6038 GdipTransformPoints(graphics
, CoordinateSpaceDevice
, CoordinateSpaceWorld
, pt
, 3);
6039 rel_width
= sqrt((pt
[1].Y
-pt
[0].Y
)*(pt
[1].Y
-pt
[0].Y
)+
6040 (pt
[1].X
-pt
[0].X
)*(pt
[1].X
-pt
[0].X
));
6041 rel_height
= sqrt((pt
[2].Y
-pt
[0].Y
)*(pt
[2].Y
-pt
[0].Y
)+
6042 (pt
[2].X
-pt
[0].X
)*(pt
[2].X
-pt
[0].X
));
6044 if (flags
& DriverStringOptionsCmapLookup
)
6046 glyph_indices
= dynamic_glyph_indices
= GdipAlloc(sizeof(WORD
) * length
);
6050 DeleteObject(hfont
);
6054 GetGlyphIndicesW(hdc
, text
, length
, dynamic_glyph_indices
, 0);
6057 glyph_indices
= text
;
6059 min_x
= max_x
= x
= positions
[0].X
;
6060 min_y
= max_y
= y
= positions
[0].Y
;
6062 ascent
= textmetric
.tmAscent
/ rel_height
;
6063 descent
= textmetric
.tmDescent
/ rel_height
;
6065 for (i
=0; i
<length
; i
++)
6070 if (!(flags
& DriverStringOptionsRealizedAdvance
))
6076 GetCharABCWidthsW(hdc
, glyph_indices
[i
], glyph_indices
[i
], &abc
);
6077 char_width
= abc
.abcA
+ abc
.abcB
+ abc
.abcC
;
6079 if (min_y
> y
- ascent
) min_y
= y
- ascent
;
6080 if (max_y
< y
+ descent
) max_y
= y
+ descent
;
6081 if (min_x
> x
) min_x
= x
;
6083 x
+= char_width
/ rel_width
;
6085 if (max_x
< x
) max_x
= x
;
6088 GdipFree(dynamic_glyph_indices
);
6090 DeleteObject(hfont
);
6092 boundingBox
->X
= min_x
;
6093 boundingBox
->Y
= min_y
;
6094 boundingBox
->Width
= max_x
- min_x
;
6095 boundingBox
->Height
= max_y
- min_y
;
6100 static GpStatus
GDI32_GdipDrawDriverString(GpGraphics
*graphics
, GDIPCONST UINT16
*text
, INT length
,
6101 GDIPCONST GpFont
*font
, GDIPCONST GpStringFormat
*format
,
6102 GDIPCONST GpBrush
*brush
, GDIPCONST PointF
*positions
,
6103 INT flags
, GDIPCONST GpMatrix
*matrix
)
6105 static const INT unsupported_flags
= ~(DriverStringOptionsRealizedAdvance
|DriverStringOptionsCmapLookup
);
6111 if (flags
& unsupported_flags
)
6112 FIXME("Ignoring flags %x\n", flags
& unsupported_flags
);
6114 if (!(flags
& DriverStringOptionsCmapLookup
))
6115 eto_flags
|= ETO_GLYPH_INDEX
;
6117 save_state
= SaveDC(graphics
->hdc
);
6118 SetBkMode(graphics
->hdc
, TRANSPARENT
);
6119 SetTextColor(graphics
->hdc
, get_gdi_brush_color(brush
));
6122 GdipTransformPoints(graphics
, CoordinateSpaceDevice
, CoordinateSpaceWorld
, &pt
, 1);
6124 get_font_hfont(graphics
, font
, format
, &hfont
, matrix
);
6125 SelectObject(graphics
->hdc
, hfont
);
6127 SetTextAlign(graphics
->hdc
, TA_BASELINE
|TA_LEFT
);
6129 ExtTextOutW(graphics
->hdc
, gdip_round(pt
.X
), gdip_round(pt
.Y
), eto_flags
, NULL
, text
, length
, NULL
);
6131 RestoreDC(graphics
->hdc
, save_state
);
6133 DeleteObject(hfont
);
6138 static GpStatus
SOFTWARE_GdipDrawDriverString(GpGraphics
*graphics
, GDIPCONST UINT16
*text
, INT length
,
6139 GDIPCONST GpFont
*font
, GDIPCONST GpStringFormat
*format
,
6140 GDIPCONST GpBrush
*brush
, GDIPCONST PointF
*positions
,
6141 INT flags
, GDIPCONST GpMatrix
*matrix
)
6143 static const INT unsupported_flags
= ~(DriverStringOptionsCmapLookup
|DriverStringOptionsRealizedAdvance
);
6145 PointF
*real_positions
, real_position
;
6149 int min_x
=INT_MAX
, min_y
=INT_MAX
, max_x
=INT_MIN
, max_y
=INT_MIN
, i
, x
, y
;
6150 DWORD max_glyphsize
=0;
6151 GLYPHMETRICS glyphmetrics
;
6152 static const MAT2 identity
= {{0,1}, {0,0}, {0,0}, {0,1}};
6155 int text_mask_stride
;
6157 int pixel_data_stride
;
6159 UINT ggo_flags
= GGO_GRAY8_BITMAP
;
6164 if (!(flags
& DriverStringOptionsCmapLookup
))
6165 ggo_flags
|= GGO_GLYPH_INDEX
;
6167 if (flags
& unsupported_flags
)
6168 FIXME("Ignoring flags %x\n", flags
& unsupported_flags
);
6170 pti
= GdipAlloc(sizeof(POINT
) * length
);
6174 if (flags
& DriverStringOptionsRealizedAdvance
)
6176 real_position
= positions
[0];
6178 transform_and_round_points(graphics
, pti
, &real_position
, 1);
6182 real_positions
= GdipAlloc(sizeof(PointF
) * length
);
6183 if (!real_positions
)
6189 memcpy(real_positions
, positions
, sizeof(PointF
) * length
);
6191 transform_and_round_points(graphics
, pti
, real_positions
, length
);
6193 GdipFree(real_positions
);
6196 get_font_hfont(graphics
, font
, format
, &hfont
, matrix
);
6198 hdc
= CreateCompatibleDC(0);
6199 SelectObject(hdc
, hfont
);
6201 /* Get the boundaries of the text to be drawn */
6202 for (i
=0; i
<length
; i
++)
6205 int left
, top
, right
, bottom
;
6207 glyphsize
= GetGlyphOutlineW(hdc
, text
[i
], ggo_flags
,
6208 &glyphmetrics
, 0, NULL
, &identity
);
6210 if (glyphsize
== GDI_ERROR
)
6212 ERR("GetGlyphOutlineW failed\n");
6215 DeleteObject(hfont
);
6216 return GenericError
;
6219 if (glyphsize
> max_glyphsize
)
6220 max_glyphsize
= glyphsize
;
6224 left
= pti
[i
].x
+ glyphmetrics
.gmptGlyphOrigin
.x
;
6225 top
= pti
[i
].y
- glyphmetrics
.gmptGlyphOrigin
.y
;
6226 right
= pti
[i
].x
+ glyphmetrics
.gmptGlyphOrigin
.x
+ glyphmetrics
.gmBlackBoxX
;
6227 bottom
= pti
[i
].y
- glyphmetrics
.gmptGlyphOrigin
.y
+ glyphmetrics
.gmBlackBoxY
;
6229 if (left
< min_x
) min_x
= left
;
6230 if (top
< min_y
) min_y
= top
;
6231 if (right
> max_x
) max_x
= right
;
6232 if (bottom
> max_y
) max_y
= bottom
;
6235 if (i
+1 < length
&& (flags
& DriverStringOptionsRealizedAdvance
) == DriverStringOptionsRealizedAdvance
)
6237 pti
[i
+1].x
= pti
[i
].x
+ glyphmetrics
.gmCellIncX
;
6238 pti
[i
+1].y
= pti
[i
].y
+ glyphmetrics
.gmCellIncY
;
6242 if (max_glyphsize
== 0)
6243 /* Nothing to draw. */
6246 glyph_mask
= GdipAlloc(max_glyphsize
);
6247 text_mask
= GdipAlloc((max_x
- min_x
) * (max_y
- min_y
));
6248 text_mask_stride
= max_x
- min_x
;
6250 if (!(glyph_mask
&& text_mask
))
6252 GdipFree(glyph_mask
);
6253 GdipFree(text_mask
);
6256 DeleteObject(hfont
);
6260 /* Generate a mask for the text */
6261 for (i
=0; i
<length
; i
++)
6264 int left
, top
, stride
;
6266 ret
= GetGlyphOutlineW(hdc
, text
[i
], ggo_flags
,
6267 &glyphmetrics
, max_glyphsize
, glyph_mask
, &identity
);
6269 if (ret
== GDI_ERROR
|| ret
== 0)
6270 continue; /* empty glyph */
6272 left
= pti
[i
].x
+ glyphmetrics
.gmptGlyphOrigin
.x
;
6273 top
= pti
[i
].y
- glyphmetrics
.gmptGlyphOrigin
.y
;
6274 stride
= (glyphmetrics
.gmBlackBoxX
+ 3) & (~3);
6276 for (y
=0; y
<glyphmetrics
.gmBlackBoxY
; y
++)
6278 BYTE
*glyph_val
= glyph_mask
+ y
* stride
;
6279 BYTE
*text_val
= text_mask
+ (left
- min_x
) + (top
- min_y
+ y
) * text_mask_stride
;
6280 for (x
=0; x
<glyphmetrics
.gmBlackBoxX
; x
++)
6282 *text_val
= min(64, *text_val
+ *glyph_val
);
6291 DeleteObject(hfont
);
6292 GdipFree(glyph_mask
);
6294 /* get the brush data */
6295 pixel_data
= GdipAlloc(4 * (max_x
- min_x
) * (max_y
- min_y
));
6298 GdipFree(text_mask
);
6302 pixel_area
.X
= min_x
;
6303 pixel_area
.Y
= min_y
;
6304 pixel_area
.Width
= max_x
- min_x
;
6305 pixel_area
.Height
= max_y
- min_y
;
6306 pixel_data_stride
= pixel_area
.Width
* 4;
6308 stat
= brush_fill_pixels(graphics
, (GpBrush
*)brush
, (DWORD
*)pixel_data
, &pixel_area
, pixel_area
.Width
);
6311 GdipFree(text_mask
);
6312 GdipFree(pixel_data
);
6316 /* multiply the brush data by the mask */
6317 for (y
=0; y
<pixel_area
.Height
; y
++)
6319 BYTE
*text_val
= text_mask
+ text_mask_stride
* y
;
6320 BYTE
*pixel_val
= pixel_data
+ pixel_data_stride
* y
+ 3;
6321 for (x
=0; x
<pixel_area
.Width
; x
++)
6323 *pixel_val
= (*pixel_val
) * (*text_val
) / 64;
6329 GdipFree(text_mask
);
6331 /* draw the result */
6332 stat
= alpha_blend_pixels(graphics
, min_x
, min_y
, pixel_data
, pixel_area
.Width
,
6333 pixel_area
.Height
, pixel_data_stride
);
6335 GdipFree(pixel_data
);
6340 static GpStatus
draw_driver_string(GpGraphics
*graphics
, GDIPCONST UINT16
*text
, INT length
,
6341 GDIPCONST GpFont
*font
, GDIPCONST GpStringFormat
*format
,
6342 GDIPCONST GpBrush
*brush
, GDIPCONST PointF
*positions
,
6343 INT flags
, GDIPCONST GpMatrix
*matrix
)
6345 GpStatus stat
= NotImplemented
;
6348 length
= strlenW(text
);
6350 if (graphics
->hdc
&& !graphics
->alpha_hdc
&&
6351 ((flags
& DriverStringOptionsRealizedAdvance
) || length
<= 1) &&
6352 brush
->bt
== BrushTypeSolidColor
&&
6353 (((GpSolidFill
*)brush
)->color
& 0xff000000) == 0xff000000)
6354 stat
= GDI32_GdipDrawDriverString(graphics
, text
, length
, font
, format
,
6355 brush
, positions
, flags
, matrix
);
6356 if (stat
== NotImplemented
)
6357 stat
= SOFTWARE_GdipDrawDriverString(graphics
, text
, length
, font
, format
,
6358 brush
, positions
, flags
, matrix
);
6362 /*****************************************************************************
6363 * GdipDrawDriverString [GDIPLUS.@]
6365 GpStatus WINGDIPAPI
GdipDrawDriverString(GpGraphics
*graphics
, GDIPCONST UINT16
*text
, INT length
,
6366 GDIPCONST GpFont
*font
, GDIPCONST GpBrush
*brush
,
6367 GDIPCONST PointF
*positions
, INT flags
,
6368 GDIPCONST GpMatrix
*matrix
)
6370 TRACE("(%p %s %p %p %p %d %p)\n", graphics
, debugstr_wn(text
, length
), font
, brush
, positions
, flags
, matrix
);
6372 if (!graphics
|| !text
|| !font
|| !brush
|| !positions
)
6373 return InvalidParameter
;
6375 return draw_driver_string(graphics
, text
, length
, font
, NULL
,
6376 brush
, positions
, flags
, matrix
);
6379 GpStatus WINGDIPAPI
GdipRecordMetafileStream(IStream
*stream
, HDC hdc
, EmfType type
, GDIPCONST GpRect
*frameRect
,
6380 MetafileFrameUnit frameUnit
, GDIPCONST WCHAR
*desc
, GpMetafile
**metafile
)
6382 FIXME("(%p %p %d %p %d %p %p): stub\n", stream
, hdc
, type
, frameRect
, frameUnit
, desc
, metafile
);
6383 return NotImplemented
;
6386 /*****************************************************************************
6387 * GdipIsVisibleClipEmpty [GDIPLUS.@]
6389 GpStatus WINGDIPAPI
GdipIsVisibleClipEmpty(GpGraphics
*graphics
, BOOL
*res
)
6394 TRACE("(%p, %p)\n", graphics
, res
);
6396 if((stat
= GdipCreateRegion(&rgn
)) != Ok
)
6399 if((stat
= get_visible_clip_region(graphics
, rgn
)) != Ok
)
6402 stat
= GdipIsEmptyRegion(rgn
, graphics
, res
);
6405 GdipDeleteRegion(rgn
);
6409 GpStatus WINGDIPAPI
GdipResetPageTransform(GpGraphics
*graphics
)
6413 TRACE("(%p) stub\n", graphics
);
6416 FIXME("not implemented\n");
6418 return NotImplemented
;