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 private_color_table
= 1,
24 default_color_table
= 2
29 int bit_count
, width
, height
;
31 int stride
; /* stride in bytes. Will be -ve for bottom-up dibs (see bits). */
32 struct gdi_image_bits bits
; /* bits.ptr points to the top-left corner of the dib. */
34 DWORD red_mask
, green_mask
, blue_mask
;
35 int red_shift
, green_shift
, blue_shift
;
36 int red_len
, green_len
, blue_len
;
39 DWORD color_table_size
;
41 enum dib_info_flags flags
;
43 const struct primitive_funcs
*funcs
;
49 DWORD dashes
[16]; /* 16 is the maximum number for a PS_USERSTYLE pen */
50 DWORD total_len
; /* total length of the dashes, should be multiplied by 2 if there are an odd number of dash lengths */
72 struct intensity_range
79 typedef struct dibdrv_physdev
81 struct gdi_physdev dev
;
88 COLORREF pen_colorref
;
89 DWORD pen_color
, pen_and
, pen_xor
, pen_endcap
, pen_join
;
91 dash_pattern pen_pattern
;
93 BOOL (* pen_lines
)(struct dibdrv_physdev
*pdev
, int num
, POINT
*pts
, BOOL close
);
98 INT brush_rop
; /* PatBlt, for example, can override the DC's rop2 */
99 COLORREF brush_colorref
;
100 DWORD brush_color
, brush_and
, brush_xor
;
102 void *brush_and_bits
, *brush_xor_bits
;
103 const BITMAPINFO
*brush_pattern_info
;
104 void *brush_pattern_bits
;
105 UINT brush_pattern_usage
;
106 BOOL (* brush_rects
)(struct dibdrv_physdev
*pdev
, dib_info
*dib
, int num
, const RECT
*rects
, HRGN clip
);
109 DWORD bkgnd_color
, bkgnd_and
, bkgnd_xor
;
113 struct intensity_range glyph_intensities
[17];
116 #define DEFER_FORMAT 1
118 #define DEFER_BRUSH 4
120 extern BOOL
dibdrv_AlphaBlend( PHYSDEV dst_dev
, struct bitblt_coords
*dst
,
121 PHYSDEV src_dev
, struct bitblt_coords
*src
, BLENDFUNCTION blend
) DECLSPEC_HIDDEN
;
122 extern DWORD
dibdrv_BlendImage( PHYSDEV dev
, BITMAPINFO
*info
, const struct gdi_image_bits
*bits
,
123 struct bitblt_coords
*src
, struct bitblt_coords
*dst
, BLENDFUNCTION func
) DECLSPEC_HIDDEN
;
124 extern BOOL
dibdrv_GradientFill( PHYSDEV dev
, TRIVERTEX
*vert_array
, ULONG nvert
,
125 void *grad_array
, ULONG ngrad
, ULONG mode
) DECLSPEC_HIDDEN
;
126 extern BOOL
dibdrv_ExtTextOut( PHYSDEV dev
, INT x
, INT y
, UINT flags
,
127 const RECT
*rect
, LPCWSTR str
, UINT count
, const INT
*dx
) DECLSPEC_HIDDEN
;
128 extern DWORD
dibdrv_GetImage( PHYSDEV dev
, HBITMAP hbitmap
, BITMAPINFO
*info
,
129 struct gdi_image_bits
*bits
, struct bitblt_coords
*src
) DECLSPEC_HIDDEN
;
130 extern COLORREF
dibdrv_GetPixel( PHYSDEV dev
, INT x
, INT y
) DECLSPEC_HIDDEN
;
131 extern BOOL
dibdrv_LineTo( PHYSDEV dev
, INT x
, INT y
) DECLSPEC_HIDDEN
;
132 extern BOOL
dibdrv_PatBlt( PHYSDEV dev
, struct bitblt_coords
*dst
, DWORD rop
) DECLSPEC_HIDDEN
;
133 extern BOOL
dibdrv_PaintRgn( PHYSDEV dev
, HRGN hrgn
) DECLSPEC_HIDDEN
;
134 extern BOOL
dibdrv_PolyPolyline( PHYSDEV dev
, const POINT
* pt
, const DWORD
* counts
,
135 DWORD polylines
) DECLSPEC_HIDDEN
;
136 extern BOOL
dibdrv_Polyline( PHYSDEV dev
, const POINT
* pt
, INT count
) DECLSPEC_HIDDEN
;
137 extern DWORD
dibdrv_PutImage( PHYSDEV dev
, HBITMAP hbitmap
, HRGN clip
, BITMAPINFO
*info
,
138 const struct gdi_image_bits
*bits
, struct bitblt_coords
*src
,
139 struct bitblt_coords
*dst
, DWORD rop
) DECLSPEC_HIDDEN
;
140 extern BOOL
dibdrv_Rectangle( PHYSDEV dev
, INT left
, INT top
, INT right
, INT bottom
) DECLSPEC_HIDDEN
;
141 extern HBRUSH
dibdrv_SelectBrush( PHYSDEV dev
, HBRUSH hbrush
, HBITMAP bitmap
,
142 const BITMAPINFO
*info
, void *bits
, UINT usage
) DECLSPEC_HIDDEN
;
143 extern HPEN
dibdrv_SelectPen( PHYSDEV dev
, HPEN hpen
) DECLSPEC_HIDDEN
;
144 extern COLORREF
dibdrv_SetDCBrushColor( PHYSDEV dev
, COLORREF color
) DECLSPEC_HIDDEN
;
145 extern COLORREF
dibdrv_SetDCPenColor( PHYSDEV dev
, COLORREF color
) DECLSPEC_HIDDEN
;
146 extern COLORREF
dibdrv_SetPixel( PHYSDEV dev
, INT x
, INT y
, COLORREF color
) DECLSPEC_HIDDEN
;
147 extern BOOL
dibdrv_StretchBlt( PHYSDEV dst_dev
, struct bitblt_coords
*dst
,
148 PHYSDEV src_dev
, struct bitblt_coords
*src
, DWORD rop
) DECLSPEC_HIDDEN
;
150 static inline dibdrv_physdev
*get_dibdrv_pdev( PHYSDEV dev
)
152 return (dibdrv_physdev
*)dev
;
157 int err_start
, err_add_1
, err_add_2
, bias
;
163 struct stretch_params
165 int err_start
, err_add_1
, err_add_2
;
167 int dst_inc
, src_inc
;
170 typedef struct primitive_funcs
172 void (* solid_rects
)(const dib_info
*dib
, int num
, const RECT
*rc
, DWORD
and, DWORD
xor);
173 void (* solid_line
)(const dib_info
*dib
, const POINT
*start
, const struct line_params
*params
,
174 DWORD
and, DWORD
xor);
175 void (* pattern_rects
)(const dib_info
*dib
, int num
, const RECT
*rc
, const POINT
*orign
,
176 const dib_info
*brush
, void *and_bits
, void *xor_bits
);
177 void (* copy_rect
)(const dib_info
*dst
, const RECT
*rc
, const dib_info
*src
,
178 const POINT
*origin
, int rop2
, int overlap
);
179 void (* blend_rect
)(const dib_info
*dst
, const RECT
*rc
, const dib_info
*src
,
180 const POINT
*origin
, BLENDFUNCTION blend
);
181 BOOL (* gradient_rect
)(const dib_info
*dib
, const RECT
*rc
, const TRIVERTEX
*v
, int mode
);
182 void (* draw_glyph
)(const dib_info
*dst
, const RECT
*rc
, const dib_info
*glyph
,
183 const POINT
*origin
, DWORD text_pixel
, const struct intensity_range
*ranges
);
184 DWORD (* get_pixel
)(const dib_info
*dib
, const POINT
*pt
);
185 DWORD (* colorref_to_pixel
)(const dib_info
*dib
, COLORREF color
);
186 COLORREF (* pixel_to_colorref
)(const dib_info
*dib
, DWORD pixel
);
187 void (* convert_to
)(dib_info
*dst
, const dib_info
*src
, const RECT
*src_rect
);
188 BOOL (* create_rop_masks
)(const dib_info
*dib
, const dib_info
*hatch
,
189 const rop_mask
*fg
, const rop_mask
*bg
, rop_mask_bits
*bits
);
190 void (* stretch_row
)(const dib_info
*dst_dib
, const POINT
*dst_start
,
191 const dib_info
*src_dib
, const POINT
*src_start
,
192 const struct stretch_params
*params
, int mode
, BOOL keep_dst
);
193 void (* shrink_row
)(const dib_info
*dst_dib
, const POINT
*dst_start
,
194 const dib_info
*src_dib
, const POINT
*src_start
,
195 const struct stretch_params
*params
, int mode
, BOOL keep_dst
);
198 extern const primitive_funcs funcs_8888 DECLSPEC_HIDDEN
;
199 extern const primitive_funcs funcs_32 DECLSPEC_HIDDEN
;
200 extern const primitive_funcs funcs_24 DECLSPEC_HIDDEN
;
201 extern const primitive_funcs funcs_555 DECLSPEC_HIDDEN
;
202 extern const primitive_funcs funcs_16 DECLSPEC_HIDDEN
;
203 extern const primitive_funcs funcs_8 DECLSPEC_HIDDEN
;
204 extern const primitive_funcs funcs_4 DECLSPEC_HIDDEN
;
205 extern const primitive_funcs funcs_1 DECLSPEC_HIDDEN
;
206 extern const primitive_funcs funcs_null DECLSPEC_HIDDEN
;
210 DWORD a1
, a2
, x1
, x2
;
213 #define OVERLAP_LEFT 0x01 /* dest starts left of source */
214 #define OVERLAP_RIGHT 0x02 /* dest starts right of source */
215 #define OVERLAP_ABOVE 0x04 /* dest starts above source */
216 #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 calc_and_xor_masks(INT rop
, DWORD color
, DWORD
*and, DWORD
*xor) DECLSPEC_HIDDEN
;
227 extern void update_brush_rop( dibdrv_physdev
*pdev
, INT rop
) DECLSPEC_HIDDEN
;
228 extern void reset_dash_origin(dibdrv_physdev
*pdev
) DECLSPEC_HIDDEN
;
229 extern BOOL
init_dib_info_from_brush(dib_info
*dib
, const BITMAPINFO
*bi
, void *bits
, UINT usage
, HDC hdc
) DECLSPEC_HIDDEN
;
230 extern BOOL
init_dib_info_from_bitmapinfo(dib_info
*dib
, const BITMAPINFO
*info
, void *bits
,
231 enum dib_info_flags flags
) DECLSPEC_HIDDEN
;
232 extern BOOL
init_dib_info_from_bitmapobj(dib_info
*dib
, BITMAPOBJ
*bmp
, enum dib_info_flags flags
) DECLSPEC_HIDDEN
;
233 extern void free_dib_info(dib_info
*dib
) DECLSPEC_HIDDEN
;
234 extern void free_pattern_brush(dibdrv_physdev
*pdev
) DECLSPEC_HIDDEN
;
235 extern void copy_dib_color_info(dib_info
*dst
, const dib_info
*src
) DECLSPEC_HIDDEN
;
236 extern BOOL
convert_dib(dib_info
*dst
, const dib_info
*src
) DECLSPEC_HIDDEN
;
237 extern COLORREF
make_rgb_colorref( HDC hdc
, dib_info
*dib
, COLORREF color
, BOOL
*got_pixel
, DWORD
*pixel
) DECLSPEC_HIDDEN
;
238 extern DWORD
get_pixel_color(dibdrv_physdev
*pdev
, COLORREF color
, BOOL mono_fixup
) DECLSPEC_HIDDEN
;
239 extern BOOL
brush_rects( dibdrv_physdev
*pdev
, int num
, const RECT
*rects
) DECLSPEC_HIDDEN
;
240 extern void solid_rects( dib_info
*dib
, int num
, const RECT
*rects
, const rop_mask
*color
, HRGN region
) DECLSPEC_HIDDEN
;
241 extern HRGN
add_extra_clipping_region( dibdrv_physdev
*pdev
, HRGN rgn
) DECLSPEC_HIDDEN
;
242 extern void restore_clipping_region( dibdrv_physdev
*pdev
, HRGN rgn
) DECLSPEC_HIDDEN
;
243 extern int clip_line(const POINT
*start
, const POINT
*end
, const RECT
*clip
,
244 const bres_params
*params
, POINT
*pt1
, POINT
*pt2
) DECLSPEC_HIDDEN
;
245 extern void update_aa_ranges( dibdrv_physdev
*pdev
) DECLSPEC_HIDDEN
;
247 /* compute the x coordinate corresponding to y on the specified edge */
248 static inline int edge_coord( int y
, int x1
, int y1
, int x2
, int y2
)
250 if (x2
> x1
) /* always follow the edge from right to left to get correct rounding */
251 return x2
+ (y
- y2
) * (x2
- x1
) / (y2
- y1
);
253 return x1
+ (y
- y1
) * (x2
- x1
) / (y2
- y1
);
256 static inline BOOL
defer_pen(dibdrv_physdev
*pdev
)
258 return pdev
->defer
& (DEFER_FORMAT
| DEFER_PEN
);
261 static inline BOOL
defer_brush(dibdrv_physdev
*pdev
)
263 return pdev
->defer
& (DEFER_FORMAT
| DEFER_BRUSH
);