2 * DIB driver include file.
4 * Copyright 2011 Huw Davies
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
23 default_color_table
= 1
28 int bit_count
, width
, height
;
30 int stride
; /* stride in bytes. Will be -ve for bottom-up dibs (see bits). */
31 struct gdi_image_bits bits
; /* bits.ptr points to the top-left corner of the dib. */
33 DWORD red_mask
, green_mask
, blue_mask
;
34 int red_shift
, green_shift
, blue_shift
;
35 int red_len
, green_len
, blue_len
;
37 const RGBQUAD
*color_table
;
38 DWORD color_table_size
;
40 const struct primitive_funcs
*funcs
;
46 DWORD dashes
[16]; /* 16 is the maximum number for a PS_USERSTYLE pen */
47 DWORD total_len
; /* total length of the dashes, should be multiplied by 2 if there are an odd number of dash lengths */
69 struct intensity_range
76 typedef struct dibdrv_physdev
78 struct gdi_physdev dev
;
85 COLORREF pen_colorref
;
86 DWORD pen_style
, pen_endcap
, pen_join
;
87 BOOL pen_uses_region
, pen_is_ext
;
89 dash_pattern pen_pattern
;
91 rop_mask dash_masks
[2];
92 BOOL (* pen_lines
)(struct dibdrv_physdev
*pdev
, int num
, POINT
*pts
, BOOL close
, HRGN region
);
97 INT brush_rop
; /* rop2 last used to create the brush bits */
98 COLORREF brush_colorref
;
100 void *brush_and_bits
, *brush_xor_bits
;
101 const BITMAPINFO
*brush_pattern_info
;
102 void *brush_pattern_bits
;
103 UINT brush_pattern_usage
;
104 HBITMAP brush_pattern_bitmap
;
105 BOOL (* brush_rects
)(struct dibdrv_physdev
*pdev
, dib_info
*dib
, int num
, const RECT
*rects
, INT rop
);
110 extern BOOL
dibdrv_AlphaBlend( PHYSDEV dst_dev
, struct bitblt_coords
*dst
,
111 PHYSDEV src_dev
, struct bitblt_coords
*src
, BLENDFUNCTION blend
) DECLSPEC_HIDDEN
;
112 extern DWORD
dibdrv_BlendImage( PHYSDEV dev
, BITMAPINFO
*info
, const struct gdi_image_bits
*bits
,
113 struct bitblt_coords
*src
, struct bitblt_coords
*dst
, BLENDFUNCTION func
) DECLSPEC_HIDDEN
;
114 extern BOOL
dibdrv_GradientFill( PHYSDEV dev
, TRIVERTEX
*vert_array
, ULONG nvert
,
115 void *grad_array
, ULONG ngrad
, ULONG mode
) DECLSPEC_HIDDEN
;
116 extern BOOL
dibdrv_ExtTextOut( PHYSDEV dev
, INT x
, INT y
, UINT flags
,
117 const RECT
*rect
, LPCWSTR str
, UINT count
, const INT
*dx
) DECLSPEC_HIDDEN
;
118 extern DWORD
dibdrv_GetImage( PHYSDEV dev
, HBITMAP hbitmap
, BITMAPINFO
*info
,
119 struct gdi_image_bits
*bits
, struct bitblt_coords
*src
) DECLSPEC_HIDDEN
;
120 extern COLORREF
dibdrv_GetNearestColor( PHYSDEV dev
, COLORREF color
) DECLSPEC_HIDDEN
;
121 extern COLORREF
dibdrv_GetPixel( PHYSDEV dev
, INT x
, INT y
) DECLSPEC_HIDDEN
;
122 extern BOOL
dibdrv_LineTo( PHYSDEV dev
, INT x
, INT y
) DECLSPEC_HIDDEN
;
123 extern BOOL
dibdrv_PatBlt( PHYSDEV dev
, struct bitblt_coords
*dst
, DWORD rop
) DECLSPEC_HIDDEN
;
124 extern BOOL
dibdrv_PaintRgn( PHYSDEV dev
, HRGN hrgn
) DECLSPEC_HIDDEN
;
125 extern BOOL
dibdrv_PolyPolygon( PHYSDEV dev
, const POINT
*pt
, const INT
*counts
, DWORD polygons
) DECLSPEC_HIDDEN
;
126 extern BOOL
dibdrv_PolyPolyline( PHYSDEV dev
, const POINT
* pt
, const DWORD
* counts
,
127 DWORD polylines
) DECLSPEC_HIDDEN
;
128 extern BOOL
dibdrv_Polygon( PHYSDEV dev
, const POINT
*pt
, INT count
) DECLSPEC_HIDDEN
;
129 extern BOOL
dibdrv_Polyline( PHYSDEV dev
, const POINT
* pt
, INT count
) DECLSPEC_HIDDEN
;
130 extern DWORD
dibdrv_PutImage( PHYSDEV dev
, HBITMAP hbitmap
, HRGN clip
, BITMAPINFO
*info
,
131 const struct gdi_image_bits
*bits
, struct bitblt_coords
*src
,
132 struct bitblt_coords
*dst
, DWORD rop
) DECLSPEC_HIDDEN
;
133 extern BOOL
dibdrv_Rectangle( PHYSDEV dev
, INT left
, INT top
, INT right
, INT bottom
) DECLSPEC_HIDDEN
;
134 extern HBRUSH
dibdrv_SelectBrush( PHYSDEV dev
, HBRUSH hbrush
, HBITMAP bitmap
,
135 const BITMAPINFO
*info
, void *bits
, UINT usage
) DECLSPEC_HIDDEN
;
136 extern HPEN
dibdrv_SelectPen( PHYSDEV dev
, HPEN hpen
) DECLSPEC_HIDDEN
;
137 extern COLORREF
dibdrv_SetDCBrushColor( PHYSDEV dev
, COLORREF color
) DECLSPEC_HIDDEN
;
138 extern COLORREF
dibdrv_SetDCPenColor( PHYSDEV dev
, COLORREF color
) DECLSPEC_HIDDEN
;
139 extern COLORREF
dibdrv_SetPixel( PHYSDEV dev
, INT x
, INT y
, COLORREF color
) DECLSPEC_HIDDEN
;
140 extern BOOL
dibdrv_StretchBlt( PHYSDEV dst_dev
, struct bitblt_coords
*dst
,
141 PHYSDEV src_dev
, struct bitblt_coords
*src
, DWORD rop
) DECLSPEC_HIDDEN
;
143 static inline dibdrv_physdev
*get_dibdrv_pdev( PHYSDEV dev
)
145 return (dibdrv_physdev
*)dev
;
150 int err_start
, err_add_1
, err_add_2
, bias
;
156 struct stretch_params
158 int err_start
, err_add_1
, err_add_2
;
160 int dst_inc
, src_inc
;
163 typedef struct primitive_funcs
165 void (* solid_rects
)(const dib_info
*dib
, int num
, const RECT
*rc
, DWORD
and, DWORD
xor);
166 void (* solid_line
)(const dib_info
*dib
, const POINT
*start
, const struct line_params
*params
,
167 DWORD
and, DWORD
xor);
168 void (* pattern_rects
)(const dib_info
*dib
, int num
, const RECT
*rc
, const POINT
*orign
,
169 const dib_info
*brush
, void *and_bits
, void *xor_bits
);
170 void (* copy_rect
)(const dib_info
*dst
, const RECT
*rc
, const dib_info
*src
,
171 const POINT
*origin
, int rop2
, int overlap
);
172 void (* blend_rect
)(const dib_info
*dst
, const RECT
*rc
, const dib_info
*src
,
173 const POINT
*origin
, BLENDFUNCTION blend
);
174 BOOL (* gradient_rect
)(const dib_info
*dib
, const RECT
*rc
, const TRIVERTEX
*v
, int mode
);
175 void (* draw_glyph
)(const dib_info
*dst
, const RECT
*rc
, const dib_info
*glyph
,
176 const POINT
*origin
, DWORD text_pixel
, const struct intensity_range
*ranges
);
177 DWORD (* get_pixel
)(const dib_info
*dib
, const POINT
*pt
);
178 DWORD (* colorref_to_pixel
)(const dib_info
*dib
, COLORREF color
);
179 COLORREF (* pixel_to_colorref
)(const dib_info
*dib
, DWORD pixel
);
180 void (* convert_to
)(dib_info
*dst
, const dib_info
*src
, const RECT
*src_rect
);
181 BOOL (* create_rop_masks
)(const dib_info
*dib
, const dib_info
*hatch
,
182 const rop_mask
*fg
, const rop_mask
*bg
, rop_mask_bits
*bits
);
183 void (* stretch_row
)(const dib_info
*dst_dib
, const POINT
*dst_start
,
184 const dib_info
*src_dib
, const POINT
*src_start
,
185 const struct stretch_params
*params
, int mode
, BOOL keep_dst
);
186 void (* shrink_row
)(const dib_info
*dst_dib
, const POINT
*dst_start
,
187 const dib_info
*src_dib
, const POINT
*src_start
,
188 const struct stretch_params
*params
, int mode
, BOOL keep_dst
);
191 extern const primitive_funcs funcs_8888 DECLSPEC_HIDDEN
;
192 extern const primitive_funcs funcs_32 DECLSPEC_HIDDEN
;
193 extern const primitive_funcs funcs_24 DECLSPEC_HIDDEN
;
194 extern const primitive_funcs funcs_555 DECLSPEC_HIDDEN
;
195 extern const primitive_funcs funcs_16 DECLSPEC_HIDDEN
;
196 extern const primitive_funcs funcs_8 DECLSPEC_HIDDEN
;
197 extern const primitive_funcs funcs_4 DECLSPEC_HIDDEN
;
198 extern const primitive_funcs funcs_1 DECLSPEC_HIDDEN
;
199 extern const primitive_funcs funcs_null DECLSPEC_HIDDEN
;
203 DWORD a1
, a2
, x1
, x2
;
206 #define OVERLAP_LEFT 0x01 /* dest starts left of source */
207 #define OVERLAP_RIGHT 0x02 /* dest starts right of source */
208 #define OVERLAP_ABOVE 0x04 /* dest starts above source */
209 #define OVERLAP_BELOW 0x08 /* dest starts below source */
225 extern void get_rop_codes(INT rop
, struct rop_codes
*codes
) DECLSPEC_HIDDEN
;
226 extern void reset_dash_origin(dibdrv_physdev
*pdev
) DECLSPEC_HIDDEN
;
227 extern void init_dib_info_from_bitmapinfo(dib_info
*dib
, const BITMAPINFO
*info
, void *bits
, enum dib_info_flags flags
) DECLSPEC_HIDDEN
;
228 extern BOOL
init_dib_info_from_bitmapobj(dib_info
*dib
, BITMAPOBJ
*bmp
, enum dib_info_flags flags
) DECLSPEC_HIDDEN
;
229 extern void free_dib_info(dib_info
*dib
) DECLSPEC_HIDDEN
;
230 extern void free_pattern_brush(dibdrv_physdev
*pdev
) DECLSPEC_HIDDEN
;
231 extern void copy_dib_color_info(dib_info
*dst
, const dib_info
*src
) DECLSPEC_HIDDEN
;
232 extern BOOL
convert_dib(dib_info
*dst
, const dib_info
*src
) DECLSPEC_HIDDEN
;
233 extern COLORREF
make_rgb_colorref( HDC hdc
, dib_info
*dib
, COLORREF color
, BOOL
*got_pixel
, DWORD
*pixel
) DECLSPEC_HIDDEN
;
234 extern DWORD
get_pixel_color(dibdrv_physdev
*pdev
, COLORREF color
, BOOL mono_fixup
) DECLSPEC_HIDDEN
;
235 extern BOOL
brush_rect( dibdrv_physdev
*pdev
, const RECT
*rect
, HRGN clip
, INT rop
) DECLSPEC_HIDDEN
;
236 extern BOOL
pen_rect(dibdrv_physdev
*pdev
, const RECT
*rect
, HRGN clip
, INT rop
) DECLSPEC_HIDDEN
;
237 extern int get_clipped_rects( const dib_info
*dib
, const RECT
*rc
, HRGN clip
, struct clipped_rects
*clip_rects
) DECLSPEC_HIDDEN
;
238 extern int clip_line(const POINT
*start
, const POINT
*end
, const RECT
*clip
,
239 const bres_params
*params
, POINT
*pt1
, POINT
*pt2
) DECLSPEC_HIDDEN
;
241 static inline void init_clipped_rects( struct clipped_rects
*clip_rects
)
243 clip_rects
->count
= 0;
244 clip_rects
->rects
= clip_rects
->buffer
;
247 static inline void free_clipped_rects( struct clipped_rects
*clip_rects
)
249 if (clip_rects
->rects
!= clip_rects
->buffer
) HeapFree( GetProcessHeap(), 0, clip_rects
->rects
);
252 /* compute the x coordinate corresponding to y on the specified edge */
253 static inline int edge_coord( int y
, int x1
, int y1
, int x2
, int y2
)
255 if (x2
> x1
) /* always follow the edge from right to left to get correct rounding */
256 return x2
+ (y
- y2
) * (x2
- x1
) / (y2
- y1
);
258 return x1
+ (y
- y1
) * (x2
- x1
) / (y2
- y1
);
261 static inline BOOL
defer_pen(dibdrv_physdev
*pdev
)
263 return pdev
->defer
& DEFER_PEN
;