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wined3d: Move the fill mode to wined3d_rasterizer_state.
[wine.git] / dlls / gdi32 / gdi_private.h
blob6b2502c4586d89710028e09a180293a47f1c29be
1 /*
2 * GDI definitions
3 *
4 * Copyright 1993 Alexandre Julliard
5 *
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.
10 *
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.
15 *
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
19 */
20
21 #ifndef __WINE_GDI_PRIVATE_H
22 #define __WINE_GDI_PRIVATE_H
23
24 #include <limits.h>
25 #include <math.h>
26 #include <stdlib.h>
27 #include <stdarg.h>
28 #include "windef.h"
29 #include "winbase.h"
30 #include "wingdi.h"
31 #include "wine/gdi_driver.h"
32
33 /* Metafile defines */
34 #define META_EOF 0x0000
35 /* values of mtType in METAHEADER. Note however that the disk image of a disk
36 based metafile has mtType == 1 */
37 #define METAFILE_MEMORY 1
38 #define METAFILE_DISK 2
39 #define MFHEADERSIZE (sizeof(METAHEADER))
40 #define MFVERSION 0x300
41
42 typedef struct {
43 EMR emr;
44 INT nBreakExtra;
45 INT nBreakCount;
46 } EMRSETTEXTJUSTIFICATION, *PEMRSETTEXTJUSTIFICATION;
47
48 /* extra stock object: default 1x1 bitmap for memory DCs */
49 #define DEFAULT_BITMAP (STOCK_LAST+1)
50
51 struct gdi_obj_funcs
52 {
53 HGDIOBJ (*pSelectObject)( HGDIOBJ handle, HDC hdc );
54 INT (*pGetObjectA)( HGDIOBJ handle, INT count, LPVOID buffer );
55 INT (*pGetObjectW)( HGDIOBJ handle, INT count, LPVOID buffer );
56 BOOL (*pUnrealizeObject)( HGDIOBJ handle );
57 BOOL (*pDeleteObject)( HGDIOBJ handle );
58 };
59
60 typedef struct tagDC
61 {
62 HDC hSelf; /* Handle to this DC */
63 struct gdi_physdev nulldrv; /* physdev for the null driver */
64 PHYSDEV physDev; /* current top of the physdev stack */
65 DWORD thread; /* thread owning the DC */
66 LONG refcount; /* thread refcount */
67 LONG dirty; /* dirty flag */
68 LONG disabled; /* get_dc_ptr() will return NULL. Controlled by DCHF_(DISABLE|ENABLE)DC */
69 INT saveLevel;
70 struct tagDC *saved_dc;
71 DWORD_PTR dwHookData;
72 DCHOOKPROC hookProc; /* DC hook */
73 BOOL bounds_enabled:1; /* bounds tracking is enabled */
74 BOOL path_open:1; /* path is currently open (only for saved DCs) */
75
76 POINT wnd_org; /* Window origin */
77 SIZE wnd_ext; /* Window extent */
78 POINT vport_org; /* Viewport origin */
79 SIZE vport_ext; /* Viewport extent */
80 SIZE virtual_res; /* Initially HORZRES,VERTRES. Changed by SetVirtualResolution */
81 SIZE virtual_size; /* Initially HORZSIZE,VERTSIZE. Changed by SetVirtualResolution */
82 RECT vis_rect; /* visible rectangle in screen coords */
83 RECT device_rect; /* rectangle for the whole device */
84 int pixel_format; /* pixel format (for memory DCs) */
85 UINT aa_flags; /* anti-aliasing flags to pass to GetGlyphOutline for current font */
86 FLOAT miterLimit;
87
88 int flags;
89 DWORD layout;
90 HRGN hClipRgn; /* Clip region */
91 HRGN hMetaRgn; /* Meta region */
92 HRGN hVisRgn; /* Visible region */
93 HRGN region; /* Total DC region (intersection of clip and visible) */
94 HPEN hPen;
95 HBRUSH hBrush;
96 HFONT hFont;
97 HBITMAP hBitmap;
98 HPALETTE hPalette;
99
100 struct gdi_path *path;
101
102 struct font_gamma_ramp *font_gamma_ramp;
103
104 UINT font_code_page;
105 WORD ROPmode;
106 WORD polyFillMode;
107 WORD stretchBltMode;
108 WORD relAbsMode;
109 WORD backgroundMode;
110 COLORREF backgroundColor;
111 COLORREF textColor;
112 COLORREF dcBrushColor;
113 COLORREF dcPenColor;
114 POINT brush_org;
115
116 DWORD mapperFlags; /* Font mapper flags */
117 WORD textAlign; /* Text alignment from SetTextAlign() */
118 INT charExtra; /* Spacing from SetTextCharacterExtra() */
119 INT breakExtra; /* breakTotalExtra / breakCount */
120 INT breakRem; /* breakTotalExtra % breakCount */
121 INT MapMode;
122 INT GraphicsMode; /* Graphics mode */
123 ABORTPROC pAbortProc; /* AbortProc for Printing */
124 POINT cur_pos; /* Current position */
125 INT ArcDirection;
126 XFORM xformWorld2Wnd; /* World-to-window transformation */
127 XFORM xformWorld2Vport; /* World-to-viewport transformation */
128 XFORM xformVport2World; /* Inverse of the above transformation */
129 BOOL vport2WorldValid; /* Is xformVport2World valid? */
130 RECT bounds; /* Current bounding rect */
131 } DC;
132
133 /* Certain functions will do no further processing if the driver returns this.
134 Used by mfdrv for example. */
135 #define GDI_NO_MORE_WORK 2
136
137 /* Rounds a floating point number to integer. The world-to-viewport
138 * transformation process is done in floating point internally. This function
139 * is then used to round these coordinates to integer values.
140 */
141 static inline INT GDI_ROUND(double val)
142 {
143 return (int)floor(val + 0.5);
144 }
145
146 #define GET_DC_PHYSDEV(dc,func) \
147 get_physdev_entry_point( (dc)->physDev, FIELD_OFFSET(struct gdi_dc_funcs,func))
148
149 static inline PHYSDEV pop_dc_driver( DC *dc, const struct gdi_dc_funcs *funcs )
150 {
151 PHYSDEV dev, *pdev = &dc->physDev;
152 while (*pdev && (*pdev)->funcs != funcs) pdev = &(*pdev)->next;
153 if (!*pdev) return NULL;
154 dev = *pdev;
155 *pdev = dev->next;
156 return dev;
157 }
158
159 static inline PHYSDEV find_dc_driver( DC *dc, const struct gdi_dc_funcs *funcs )
160 {
161 PHYSDEV dev;
162
163 for (dev = dc->physDev; dev; dev = dev->next) if (dev->funcs == funcs) return dev;
164 return NULL;
165 }
166
167 /* bitmap object */
168
169 typedef struct tagBITMAPOBJ
170 {
171 DIBSECTION dib;
172 SIZE size; /* For SetBitmapDimension() */
173 RGBQUAD *color_table; /* DIB color table if <= 8bpp (always 1 << bpp in size) */
174 } BITMAPOBJ;
175
176 static inline BOOL is_bitmapobj_dib( const BITMAPOBJ *bmp )
177 {
178 return bmp->dib.dsBmih.biSize != 0;
179 }
180
181 /* bidi.c */
182
183 /* Wine_GCPW Flags */
184 /* Directionality -
185 * LOOSE means taking the directionality of the first strong character, if there is found one.
186 * FORCE means the paragraph direction is forced. (RLE/LRE)
187 */
188 #define WINE_GCPW_FORCE_LTR 0
189 #define WINE_GCPW_FORCE_RTL 1
190 #define WINE_GCPW_LOOSE_LTR 2
191 #define WINE_GCPW_LOOSE_RTL 3
192 #define WINE_GCPW_DIR_MASK 3
193 #define WINE_GCPW_LOOSE_MASK 2
194
195 extern BOOL BIDI_Reorder( HDC hDC, LPCWSTR lpString, INT uCount, DWORD dwFlags, DWORD dwWineGCP_Flags,
196 LPWSTR lpOutString, INT uCountOut, UINT *lpOrder, WORD **lpGlyphs, INT* cGlyphs ) DECLSPEC_HIDDEN;
197
198 /* bitblt.c */
199 extern DWORD convert_bits( const BITMAPINFO *src_info, struct bitblt_coords *src,
200 BITMAPINFO *dst_info, struct gdi_image_bits *bits ) DECLSPEC_HIDDEN;
201 extern BOOL intersect_vis_rectangles( struct bitblt_coords *dst, struct bitblt_coords *src ) DECLSPEC_HIDDEN;
202 extern DWORD stretch_bits( const BITMAPINFO *src_info, struct bitblt_coords *src,
203 BITMAPINFO *dst_info, struct bitblt_coords *dst,
204 struct gdi_image_bits *bits, int mode ) DECLSPEC_HIDDEN;
205 extern void get_mono_dc_colors( DC *dc, int color_table_size, BITMAPINFO *info, int count ) DECLSPEC_HIDDEN;
206
207 /* brush.c */
208 extern BOOL store_brush_pattern( LOGBRUSH *brush, struct brush_pattern *pattern ) DECLSPEC_HIDDEN;
209 extern void free_brush_pattern( struct brush_pattern *pattern ) DECLSPEC_HIDDEN;
210 extern BOOL get_brush_bitmap_info( HBRUSH handle, BITMAPINFO *info, void **bits, UINT *usage ) DECLSPEC_HIDDEN;
211
212 /* clipping.c */
213 extern BOOL clip_device_rect( DC *dc, RECT *dst, const RECT *src ) DECLSPEC_HIDDEN;
214 extern BOOL clip_visrect( DC *dc, RECT *dst, const RECT *src ) DECLSPEC_HIDDEN;
215 extern void update_dc_clipping( DC * dc ) DECLSPEC_HIDDEN;
216
217 /* Return the total DC region (if any) */
218 static inline HRGN get_dc_region( DC *dc )
219 {
220 if (dc->region) return dc->region;
221 if (dc->hVisRgn) return dc->hVisRgn;
222 if (dc->hClipRgn) return dc->hClipRgn;
223 return dc->hMetaRgn;
224 }
225
226 /* dc.c */
227 extern DC *alloc_dc_ptr( WORD magic ) DECLSPEC_HIDDEN;
228 extern void free_dc_ptr( DC *dc ) DECLSPEC_HIDDEN;
229 extern DC *get_dc_ptr( HDC hdc ) DECLSPEC_HIDDEN;
230 extern void release_dc_ptr( DC *dc ) DECLSPEC_HIDDEN;
231 extern void update_dc( DC *dc ) DECLSPEC_HIDDEN;
232 extern void DC_InitDC( DC * dc ) DECLSPEC_HIDDEN;
233 extern void DC_UpdateXforms( DC * dc ) DECLSPEC_HIDDEN;
234
235 /* dib.c */
236 extern int bitmap_info_size( const BITMAPINFO * info, WORD coloruse ) DECLSPEC_HIDDEN;
237 extern BOOL fill_color_table_from_pal_colors( BITMAPINFO *info, HDC hdc ) DECLSPEC_HIDDEN;
238 extern const RGBQUAD *get_default_color_table( int bpp ) DECLSPEC_HIDDEN;
239 extern void fill_default_color_table( BITMAPINFO *info ) DECLSPEC_HIDDEN;
240 extern void get_ddb_bitmapinfo( BITMAPOBJ *bmp, BITMAPINFO *info ) DECLSPEC_HIDDEN;
241 extern BITMAPINFO *copy_packed_dib( const BITMAPINFO *src_info, UINT usage ) DECLSPEC_HIDDEN;
242 extern DWORD convert_bitmapinfo( const BITMAPINFO *src_info, void *src_bits, struct bitblt_coords *src,
243 const BITMAPINFO *dst_info, void *dst_bits ) DECLSPEC_HIDDEN;
244
245 extern DWORD stretch_bitmapinfo( const BITMAPINFO *src_info, void *src_bits, struct bitblt_coords *src,
246 const BITMAPINFO *dst_info, void *dst_bits, struct bitblt_coords *dst,
247 INT mode ) DECLSPEC_HIDDEN;
248 extern DWORD blend_bitmapinfo( const BITMAPINFO *src_info, void *src_bits, struct bitblt_coords *src,
249 const BITMAPINFO *dst_info, void *dst_bits, struct bitblt_coords *dst,
250 BLENDFUNCTION blend ) DECLSPEC_HIDDEN;
251 extern DWORD gradient_bitmapinfo( const BITMAPINFO *info, void *bits, TRIVERTEX *vert_array, ULONG nvert,
252 void *grad_array, ULONG ngrad, ULONG mode, const POINT *dev_pts, HRGN rgn ) DECLSPEC_HIDDEN;
253 extern COLORREF get_pixel_bitmapinfo( const BITMAPINFO *info, void *bits, struct bitblt_coords *src ) DECLSPEC_HIDDEN;
254 extern BOOL render_aa_text_bitmapinfo( DC *dc, BITMAPINFO *info, struct gdi_image_bits *bits,
255 struct bitblt_coords *src, INT x, INT y, UINT flags,
256 UINT aa_flags, LPCWSTR str, UINT count, const INT *dx ) DECLSPEC_HIDDEN;
257 extern DWORD get_image_from_bitmap( BITMAPOBJ *bmp, BITMAPINFO *info,
258 struct gdi_image_bits *bits, struct bitblt_coords *src ) DECLSPEC_HIDDEN;
259 extern DWORD put_image_into_bitmap( BITMAPOBJ *bmp, HRGN clip, BITMAPINFO *info,
260 const struct gdi_image_bits *bits, struct bitblt_coords *src,
261 struct bitblt_coords *dst ) DECLSPEC_HIDDEN;
262 extern void dibdrv_set_window_surface( DC *dc, struct window_surface *surface ) DECLSPEC_HIDDEN;
263
264 /* driver.c */
265 extern const struct gdi_dc_funcs null_driver DECLSPEC_HIDDEN;
266 extern const struct gdi_dc_funcs dib_driver DECLSPEC_HIDDEN;
267 extern const struct gdi_dc_funcs path_driver DECLSPEC_HIDDEN;
268 extern const struct gdi_dc_funcs *font_driver DECLSPEC_HIDDEN;
269 extern const struct gdi_dc_funcs *DRIVER_load_driver( LPCWSTR name ) DECLSPEC_HIDDEN;
270 extern BOOL DRIVER_GetDriverName( LPCWSTR device, LPWSTR driver, DWORD size ) DECLSPEC_HIDDEN;
271
272 /* enhmetafile.c */
273 extern HENHMETAFILE EMF_Create_HENHMETAFILE(ENHMETAHEADER *emh, DWORD filesize, BOOL on_disk ) DECLSPEC_HIDDEN;
274
275 /* font.c */
276 struct font_gamma_ramp
277 {
278 DWORD gamma;
279 BYTE encode[256];
280 BYTE decode[256];
281 };
282
283 /* freetype.c */
284
285 /* Undocumented structure filled in by GetFontRealizationInfo */
286 struct font_realization_info
287 {
288 DWORD size; /* could be 16 or 24 */
289 DWORD flags; /* 1 for bitmap fonts, 3 for scalable fonts */
290 DWORD cache_num; /* keeps incrementing - num of fonts that have been created allowing for caching?? */
291 DWORD instance_id; /* identifies a realized font instance */
292 DWORD unk; /* unknown */
293 WORD face_index; /* face index in case of font collections */
294 WORD simulations; /* 0 bit - bold simulation, 1 bit - oblique simulation */
295 };
296
297 /* Undocumented structure filled in by GetCharWidthInfo */
298 struct char_width_info
299 {
300 INT lsb; /* minimum left side bearing */
301 INT rsb; /* minimum right side bearing */
302 INT unk; /* unknown */
303 };
304
305 extern INT WineEngAddFontResourceEx(LPCWSTR, DWORD, PVOID) DECLSPEC_HIDDEN;
306 extern HANDLE WineEngAddFontMemResourceEx(PVOID, DWORD, PVOID, LPDWORD) DECLSPEC_HIDDEN;
307 extern BOOL WineEngCreateScalableFontResource(DWORD, LPCWSTR, LPCWSTR, LPCWSTR) DECLSPEC_HIDDEN;
308 extern BOOL WineEngInit(void) DECLSPEC_HIDDEN;
309 extern BOOL WineEngRemoveFontResourceEx(LPCWSTR, DWORD, PVOID) DECLSPEC_HIDDEN;
310
311 /* gdiobj.c */
312 extern HGDIOBJ alloc_gdi_handle( void *obj, WORD type, const struct gdi_obj_funcs *funcs ) DECLSPEC_HIDDEN;
313 extern void *free_gdi_handle( HGDIOBJ handle ) DECLSPEC_HIDDEN;
314 extern HGDIOBJ get_full_gdi_handle( HGDIOBJ handle ) DECLSPEC_HIDDEN;
315 extern void *GDI_GetObjPtr( HGDIOBJ, WORD ) DECLSPEC_HIDDEN;
316 extern void *get_any_obj_ptr( HGDIOBJ, WORD * ) DECLSPEC_HIDDEN;
317 extern void GDI_ReleaseObj( HGDIOBJ ) DECLSPEC_HIDDEN;
318 extern void GDI_CheckNotLock(void) DECLSPEC_HIDDEN;
319 extern UINT GDI_get_ref_count( HGDIOBJ handle ) DECLSPEC_HIDDEN;
320 extern HGDIOBJ GDI_inc_ref_count( HGDIOBJ handle ) DECLSPEC_HIDDEN;
321 extern BOOL GDI_dec_ref_count( HGDIOBJ handle ) DECLSPEC_HIDDEN;
322 extern void GDI_hdc_using_object(HGDIOBJ obj, HDC hdc) DECLSPEC_HIDDEN;
323 extern void GDI_hdc_not_using_object(HGDIOBJ obj, HDC hdc) DECLSPEC_HIDDEN;
324 extern DWORD get_dpi(void) DECLSPEC_HIDDEN;
325 extern DWORD get_system_dpi(void) DECLSPEC_HIDDEN;
326
327 /* mapping.c */
328 extern BOOL dp_to_lp( DC *dc, POINT *points, INT count ) DECLSPEC_HIDDEN;
329 extern void lp_to_dp( DC *dc, POINT *points, INT count ) DECLSPEC_HIDDEN;
330
331 /* metafile.c */
332 extern HMETAFILE MF_Create_HMETAFILE(METAHEADER *mh) DECLSPEC_HIDDEN;
333 extern METAHEADER *MF_CreateMetaHeaderDisk(METAHEADER *mr, LPCVOID filename, BOOL unicode ) DECLSPEC_HIDDEN;
334
335 /* Format of comment record added by GetWinMetaFileBits */
336 #include <pshpack2.h>
337 typedef struct
338 {
339 DWORD magic; /* WMFC */
340 WORD unk04; /* 1 */
341 WORD unk06; /* 0 */
342 WORD unk08; /* 0 */
343 WORD unk0a; /* 1 */
344 WORD checksum;
345 DWORD unk0e; /* 0 */
346 DWORD num_chunks;
347 DWORD chunk_size;
348 DWORD remaining_size;
349 DWORD emf_size;
350 BYTE emf_data[1];
351 } emf_in_wmf_comment;
352 #include <poppack.h>
353
354 #define WMFC_MAGIC 0x43464d57
355
356 /* path.c */
357
358 extern void free_gdi_path( struct gdi_path *path ) DECLSPEC_HIDDEN;
359 extern struct gdi_path *get_gdi_flat_path( DC *dc, HRGN *rgn ) DECLSPEC_HIDDEN;
360 extern int get_gdi_path_data( struct gdi_path *path, POINT **points, BYTE **flags ) DECLSPEC_HIDDEN;
361 extern BOOL PATH_SavePath( DC *dst, DC *src ) DECLSPEC_HIDDEN;
362 extern BOOL PATH_RestorePath( DC *dst, DC *src ) DECLSPEC_HIDDEN;
363
364 /* painting.c */
365 extern POINT *GDI_Bezier( const POINT *Points, INT count, INT *nPtsOut ) DECLSPEC_HIDDEN;
366
367 /* palette.c */
368 extern HPALETTE WINAPI GDISelectPalette( HDC hdc, HPALETTE hpal, WORD wBkg) DECLSPEC_HIDDEN;
369 extern UINT WINAPI GDIRealizePalette( HDC hdc ) DECLSPEC_HIDDEN;
370 extern HPALETTE PALETTE_Init(void) DECLSPEC_HIDDEN;
371
372 /* region.c */
373 extern BOOL add_rect_to_region( HRGN rgn, const RECT *rect ) DECLSPEC_HIDDEN;
374 extern INT mirror_region( HRGN dst, HRGN src, INT width ) DECLSPEC_HIDDEN;
375 extern BOOL REGION_FrameRgn( HRGN dest, HRGN src, INT x, INT y ) DECLSPEC_HIDDEN;
376 extern HRGN create_polypolygon_region( const POINT *pts, const INT *count, INT nbpolygons,
377 INT mode, const RECT *clip_rect ) DECLSPEC_HIDDEN;
378
379 #define RGN_DEFAULT_RECTS 4
380 typedef struct
381 {
382 INT size;
383 INT numRects;
384 RECT *rects;
385 RECT extents;
386 RECT rects_buf[RGN_DEFAULT_RECTS];
387 } WINEREGION;
388
389 /* return the region data without making a copy */
390 static inline const WINEREGION *get_wine_region(HRGN rgn)
391 {
392 return GDI_GetObjPtr( rgn, OBJ_REGION );
393 }
394 static inline void release_wine_region(HRGN rgn)
395 {
396 GDI_ReleaseObj(rgn);
397 }
398
399 /**********************************************************
400 * region_find_pt
401 *
402 * Return either the index of the rectangle that contains (x,y) or the first
403 * rectangle after it. Sets *hit to TRUE if the region contains (x,y).
404 * Note if (x,y) follows all rectangles, then the return value will be rgn->numRects.
405 */
406 static inline int region_find_pt( const WINEREGION *rgn, int x, int y, BOOL *hit )
407 {
408 int i, start = 0, end = rgn->numRects - 1;
409 BOOL h = FALSE;
410
411 while (start <= end)
412 {
413 i = (start + end) / 2;
414
415 if (rgn->rects[i].bottom <= y ||
416 (rgn->rects[i].top <= y && rgn->rects[i].right <= x))
417 start = i + 1;
418 else if (rgn->rects[i].top > y ||
419 (rgn->rects[i].bottom > y && rgn->rects[i].left > x))
420 end = i - 1;
421 else
422 {
423 h = TRUE;
424 break;
425 }
426 }
427
428 if (hit) *hit = h;
429 return h ? i : start;
430 }
431
432 /* null driver entry points */
433 extern BOOL CDECL nulldrv_AbortPath( PHYSDEV dev ) DECLSPEC_HIDDEN;
434 extern BOOL CDECL nulldrv_AlphaBlend( PHYSDEV dst_dev, struct bitblt_coords *dst,
435 PHYSDEV src_dev, struct bitblt_coords *src, BLENDFUNCTION func) DECLSPEC_HIDDEN;
436 extern BOOL CDECL nulldrv_AngleArc( PHYSDEV dev, INT x, INT y, DWORD radius, FLOAT start, FLOAT sweep ) DECLSPEC_HIDDEN;
437 extern BOOL CDECL nulldrv_ArcTo( PHYSDEV dev, INT left, INT top, INT right, INT bottom, INT xstart, INT ystart, INT xend, INT yend ) DECLSPEC_HIDDEN;
438 extern BOOL CDECL nulldrv_BeginPath( PHYSDEV dev ) DECLSPEC_HIDDEN;
439 extern DWORD CDECL nulldrv_BlendImage( PHYSDEV dev, BITMAPINFO *info, const struct gdi_image_bits *bits,
440 struct bitblt_coords *src, struct bitblt_coords *dst, BLENDFUNCTION func ) DECLSPEC_HIDDEN;
441 extern BOOL CDECL nulldrv_CloseFigure( PHYSDEV dev ) DECLSPEC_HIDDEN;
442 extern BOOL CDECL nulldrv_EndPath( PHYSDEV dev ) DECLSPEC_HIDDEN;
443 extern INT CDECL nulldrv_ExcludeClipRect( PHYSDEV dev, INT left, INT top, INT right, INT bottom ) DECLSPEC_HIDDEN;
444 extern INT CDECL nulldrv_ExtSelectClipRgn( PHYSDEV dev, HRGN rgn, INT mode ) DECLSPEC_HIDDEN;
445 extern BOOL CDECL nulldrv_ExtTextOut( PHYSDEV dev, INT x, INT y, UINT flags, const RECT *rect,
446 LPCWSTR str, UINT count, const INT *dx ) DECLSPEC_HIDDEN;
447 extern BOOL CDECL nulldrv_FillPath( PHYSDEV dev ) DECLSPEC_HIDDEN;
448 extern BOOL CDECL nulldrv_FillRgn( PHYSDEV dev, HRGN rgn, HBRUSH brush ) DECLSPEC_HIDDEN;
449 extern BOOL CDECL nulldrv_FlattenPath( PHYSDEV dev ) DECLSPEC_HIDDEN;
450 extern BOOL CDECL nulldrv_FrameRgn( PHYSDEV dev, HRGN rgn, HBRUSH brush, INT width, INT height ) DECLSPEC_HIDDEN;
451 extern LONG CDECL nulldrv_GetBitmapBits( HBITMAP bitmap, void *bits, LONG size ) DECLSPEC_HIDDEN;
452 extern COLORREF CDECL nulldrv_GetNearestColor( PHYSDEV dev, COLORREF color ) DECLSPEC_HIDDEN;
453 extern COLORREF CDECL nulldrv_GetPixel( PHYSDEV dev, INT x, INT y ) DECLSPEC_HIDDEN;
454 extern UINT CDECL nulldrv_GetSystemPaletteEntries( PHYSDEV dev, UINT start, UINT count, PALETTEENTRY *entries ) DECLSPEC_HIDDEN;
455 extern BOOL CDECL nulldrv_GradientFill( PHYSDEV dev, TRIVERTEX *vert_array, ULONG nvert,
456 void * grad_array, ULONG ngrad, ULONG mode ) DECLSPEC_HIDDEN;
457 extern INT CDECL nulldrv_IntersectClipRect( PHYSDEV dev, INT left, INT top, INT right, INT bottom ) DECLSPEC_HIDDEN;
458 extern BOOL CDECL nulldrv_InvertRgn( PHYSDEV dev, HRGN rgn ) DECLSPEC_HIDDEN;
459 extern BOOL CDECL nulldrv_ModifyWorldTransform( PHYSDEV dev, const XFORM *xform, DWORD mode ) DECLSPEC_HIDDEN;
460 extern INT CDECL nulldrv_OffsetClipRgn( PHYSDEV dev, INT x, INT y ) DECLSPEC_HIDDEN;
461 extern BOOL CDECL nulldrv_OffsetViewportOrgEx( PHYSDEV dev, INT x, INT y, POINT *pt ) DECLSPEC_HIDDEN;
462 extern BOOL CDECL nulldrv_OffsetWindowOrgEx( PHYSDEV dev, INT x, INT y, POINT *pt ) DECLSPEC_HIDDEN;
463 extern BOOL CDECL nulldrv_PolyBezier( PHYSDEV dev, const POINT *points, DWORD count ) DECLSPEC_HIDDEN;
464 extern BOOL CDECL nulldrv_PolyBezierTo( PHYSDEV dev, const POINT *points, DWORD count ) DECLSPEC_HIDDEN;
465 extern BOOL CDECL nulldrv_PolyDraw( PHYSDEV dev, const POINT *points, const BYTE *types, DWORD count ) DECLSPEC_HIDDEN;
466 extern BOOL CDECL nulldrv_PolylineTo( PHYSDEV dev, const POINT *points, INT count ) DECLSPEC_HIDDEN;
467 extern BOOL CDECL nulldrv_RestoreDC( PHYSDEV dev, INT level ) DECLSPEC_HIDDEN;
468 extern INT CDECL nulldrv_SaveDC( PHYSDEV dev ) DECLSPEC_HIDDEN;
469 extern BOOL CDECL nulldrv_ScaleViewportExtEx( PHYSDEV dev, INT x_num, INT x_denom, INT y_num, INT y_denom, SIZE *size ) DECLSPEC_HIDDEN;
470 extern BOOL CDECL nulldrv_ScaleWindowExtEx( PHYSDEV dev, INT x_num, INT x_denom, INT y_num, INT y_denom, SIZE *size ) DECLSPEC_HIDDEN;
471 extern BOOL CDECL nulldrv_SelectClipPath( PHYSDEV dev, INT mode ) DECLSPEC_HIDDEN;
472 extern HFONT CDECL nulldrv_SelectFont( PHYSDEV dev, HFONT font, UINT *ggo_flags ) DECLSPEC_HIDDEN;
473 extern INT CDECL nulldrv_SetDIBitsToDevice( PHYSDEV dev, INT x_dst, INT y_dst, DWORD width, DWORD height,
474 INT x_src, INT y_src, UINT start, UINT lines,
475 const void *bits, BITMAPINFO *info, UINT coloruse ) DECLSPEC_HIDDEN;
476 extern INT CDECL nulldrv_SetMapMode( PHYSDEV dev, INT mode ) DECLSPEC_HIDDEN;
477 extern BOOL CDECL nulldrv_SetViewportExtEx( PHYSDEV dev, INT cx, INT cy, SIZE *size ) DECLSPEC_HIDDEN;
478 extern BOOL CDECL nulldrv_SetViewportOrgEx( PHYSDEV dev, INT x, INT y, POINT *pt ) DECLSPEC_HIDDEN;
479 extern BOOL CDECL nulldrv_SetWindowExtEx( PHYSDEV dev, INT cx, INT cy, SIZE *size ) DECLSPEC_HIDDEN;
480 extern BOOL CDECL nulldrv_SetWindowOrgEx( PHYSDEV dev, INT x, INT y, POINT *pt ) DECLSPEC_HIDDEN;
481 extern BOOL CDECL nulldrv_SetWorldTransform( PHYSDEV dev, const XFORM *xform ) DECLSPEC_HIDDEN;
482 extern BOOL CDECL nulldrv_StretchBlt( PHYSDEV dst_dev, struct bitblt_coords *dst,
483 PHYSDEV src_dev, struct bitblt_coords *src, DWORD rop ) DECLSPEC_HIDDEN;
484 extern INT CDECL nulldrv_StretchDIBits( PHYSDEV dev, INT xDst, INT yDst, INT widthDst, INT heightDst,
485 INT xSrc, INT ySrc, INT widthSrc, INT heightSrc, const void *bits,
486 BITMAPINFO *info, UINT coloruse, DWORD rop ) DECLSPEC_HIDDEN;
487 extern BOOL CDECL nulldrv_StrokeAndFillPath( PHYSDEV dev ) DECLSPEC_HIDDEN;
488 extern BOOL CDECL nulldrv_StrokePath( PHYSDEV dev ) DECLSPEC_HIDDEN;
489 extern BOOL CDECL nulldrv_WidenPath( PHYSDEV dev ) DECLSPEC_HIDDEN;
490
491 static inline DC *get_nulldrv_dc( PHYSDEV dev )
492 {
493 return CONTAINING_RECORD( dev, DC, nulldrv );
494 }
495
496 static inline DC *get_physdev_dc( PHYSDEV dev )
497 {
498 while (dev->funcs != &null_driver)
499 dev = dev->next;
500 return get_nulldrv_dc( dev );
501 }
502
503 /* Undocumented value for DIB's iUsage: Indicates a mono DIB w/o pal entries */
504 #define DIB_PAL_MONO 2
505
506 BOOL WINAPI FontIsLinked(HDC);
507
508 BOOL WINAPI SetVirtualResolution(HDC hdc, DWORD horz_res, DWORD vert_res, DWORD horz_size, DWORD vert_size);
509
510 static inline BOOL is_rect_empty( const RECT *rect )
511 {
512 return (rect->left >= rect->right || rect->top >= rect->bottom);
513 }
514
515 static inline BOOL intersect_rect( RECT *dst, const RECT *src1, const RECT *src2 )
516 {
517 dst->left = max( src1->left, src2->left );
518 dst->top = max( src1->top, src2->top );
519 dst->right = min( src1->right, src2->right );
520 dst->bottom = min( src1->bottom, src2->bottom );
521 return !is_rect_empty( dst );
522 }
523
524 static inline void offset_rect( RECT *rect, int offset_x, int offset_y )
525 {
526 rect->left += offset_x;
527 rect->top += offset_y;
528 rect->right += offset_x;
529 rect->bottom += offset_y;
530 }
531
532 static inline void set_rect( RECT *rect, int left, int top, int right, int bottom )
533 {
534 rect->left = left;
535 rect->top = top;
536 rect->right = right;
537 rect->bottom = bottom;
538 }
539
540 static inline void order_rect( RECT *rect )
541 {
542 if (rect->left > rect->right)
543 {
544 int tmp = rect->left;
545 rect->left = rect->right;
546 rect->right = tmp;
547 }
548 if (rect->top > rect->bottom)
549 {
550 int tmp = rect->top;
551 rect->top = rect->bottom;
552 rect->bottom = tmp;
553 }
554 }
555
556 static inline void get_bounding_rect( RECT *rect, int x, int y, int width, int height )
557 {
558 rect->left = x;
559 rect->right = x + width;
560 rect->top = y;
561 rect->bottom = y + height;
562 if (rect->left > rect->right)
563 {
564 int tmp = rect->left;
565 rect->left = rect->right + 1;
566 rect->right = tmp + 1;
567 }
568 if (rect->top > rect->bottom)
569 {
570 int tmp = rect->top;
571 rect->top = rect->bottom + 1;
572 rect->bottom = tmp + 1;
573 }
574 }
575
576 static inline void reset_bounds( RECT *bounds )
577 {
578 bounds->left = bounds->top = INT_MAX;
579 bounds->right = bounds->bottom = INT_MIN;
580 }
581
582 static inline void add_bounds_rect( RECT *bounds, const RECT *rect )
583 {
584 if (is_rect_empty( rect )) return;
585 bounds->left = min( bounds->left, rect->left );
586 bounds->top = min( bounds->top, rect->top );
587 bounds->right = max( bounds->right, rect->right );
588 bounds->bottom = max( bounds->bottom, rect->bottom );
589 }
590
591 static inline int get_bitmap_stride( int width, int bpp )
592 {
593 return ((width * bpp + 15) >> 3) & ~1;
594 }
595
596 static inline int get_dib_stride( int width, int bpp )
597 {
598 return ((width * bpp + 31) >> 3) & ~3;
599 }
600
601 static inline int get_dib_image_size( const BITMAPINFO *info )
602 {
603 return get_dib_stride( info->bmiHeader.biWidth, info->bmiHeader.biBitCount )
604 * abs( info->bmiHeader.biHeight );
605 }
606
607 /* only for use on sanitized BITMAPINFO structures */
608 static inline int get_dib_info_size( const BITMAPINFO *info, UINT coloruse )
609 {
610 if (info->bmiHeader.biCompression == BI_BITFIELDS)
611 return sizeof(BITMAPINFOHEADER) + 3 * sizeof(DWORD);
612 if (coloruse == DIB_PAL_COLORS)
613 return sizeof(BITMAPINFOHEADER) + info->bmiHeader.biClrUsed * sizeof(WORD);
614 return FIELD_OFFSET( BITMAPINFO, bmiColors[info->bmiHeader.biClrUsed] );
615 }
616
617 /* only for use on sanitized BITMAPINFO structures */
618 static inline void copy_bitmapinfo( BITMAPINFO *dst, const BITMAPINFO *src )
619 {
620 memcpy( dst, src, get_dib_info_size( src, DIB_RGB_COLORS ));
621 }
622
623 extern void free_heap_bits( struct gdi_image_bits *bits ) DECLSPEC_HIDDEN;
624
625 extern HMODULE gdi32_module DECLSPEC_HIDDEN;
626
627 #endif /* __WINE_GDI_PRIVATE_H */
Windows API implementation