4 * Copyright 1993 Alexandre Julliard
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
21 #ifndef __WINE_GDI_PRIVATE_H
22 #define __WINE_GDI_PRIVATE_H
31 #include "wine/gdi_driver.h"
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
46 } EMRSETTEXTJUSTIFICATION
, *PEMRSETTEXTJUSTIFICATION
;
48 /* extra stock object: default 1x1 bitmap for memory DCs */
49 #define DEFAULT_BITMAP (STOCK_LAST+1)
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
);
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 */
70 struct tagDC
*saved_dc
;
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) */
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 */
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) */
100 struct gdi_path
*path
;
102 const struct font_gamma_ramp
*font_gamma_ramp
;
110 COLORREF backgroundColor
;
112 COLORREF dcBrushColor
;
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 */
122 INT GraphicsMode
; /* Graphics mode */
123 ABORTPROC pAbortProc
; /* AbortProc for Printing */
124 POINT cur_pos
; /* Current position */
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 */
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
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.
141 static inline INT
GDI_ROUND(double val
)
143 return (int)floor(val
+ 0.5);
146 #define GET_DC_PHYSDEV(dc,func) \
147 get_physdev_entry_point( (dc)->physDev, FIELD_OFFSET(struct gdi_dc_funcs,func))
149 static inline PHYSDEV
pop_dc_driver( DC
*dc
, const struct gdi_dc_funcs
*funcs
)
151 PHYSDEV dev
, *pdev
= &dc
->physDev
;
152 while (*pdev
&& (*pdev
)->funcs
!= funcs
) pdev
= &(*pdev
)->next
;
153 if (!*pdev
) return NULL
;
159 static inline PHYSDEV
find_dc_driver( DC
*dc
, const struct gdi_dc_funcs
*funcs
)
163 for (dev
= dc
->physDev
; dev
; dev
= dev
->next
) if (dev
->funcs
== funcs
) return dev
;
169 typedef struct tagBITMAPOBJ
172 SIZE size
; /* For SetBitmapDimension() */
173 RGBQUAD
*color_table
; /* DIB color table if <= 8bpp (always 1 << bpp in size) */
176 static inline BOOL
is_bitmapobj_dib( const BITMAPOBJ
*bmp
)
178 return bmp
->dib
.dsBmih
.biSize
!= 0;
183 /* Wine_GCPW Flags */
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)
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
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
;
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
;
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
;
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
;
217 /* Return the total DC region (if any) */
218 static inline HRGN
get_dc_region( DC
*dc
)
220 if (dc
->region
) return dc
->region
;
221 if (dc
->hVisRgn
) return dc
->hVisRgn
;
222 if (dc
->hClipRgn
) return dc
->hClipRgn
;
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
;
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
;
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
;
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
;
273 extern HENHMETAFILE
EMF_Create_HENHMETAFILE(ENHMETAHEADER
*emh
, DWORD filesize
, BOOL on_disk
) DECLSPEC_HIDDEN
;
277 struct font_gamma_ramp
284 /* Undocumented structure filled in by GetFontRealizationInfo */
285 struct font_realization_info
287 DWORD size
; /* could be 16 or 24 */
288 DWORD flags
; /* 1 for bitmap fonts, 3 for scalable fonts */
289 DWORD cache_num
; /* keeps incrementing - num of fonts that have been created allowing for caching?? */
290 DWORD instance_id
; /* identifies a realized font instance */
291 DWORD unk
; /* unknown */
292 WORD face_index
; /* face index in case of font collections */
293 WORD simulations
; /* 0 bit - bold simulation, 1 bit - oblique simulation */
296 /* Undocumented structure filled in by GetCharWidthInfo */
297 struct char_width_info
299 INT lsb
; /* minimum left side bearing */
300 INT rsb
; /* minimum right side bearing */
301 INT unk
; /* unknown */
304 typedef struct { FLOAT eM11
, eM12
, eM21
, eM22
; } FMAT2
;
306 struct glyph_metrics
;
311 struct list unused_entry
;
314 struct glyph_metrics
**gm
;
315 /* the following members can be accessed without locking, they are never modified after creation */
316 void *private; /* font backend private data */
335 ULONG ttc_item_offset
; /* 0 if font is not a part of TrueType collection */
336 BOOL can_use_bitmap
: 1;
337 BOOL fake_italic
: 1;
341 struct font_fileinfo
*fileinfo
;
344 #define MS_MAKE_TAG(ch1,ch2,ch3,ch4) \
345 (((DWORD)ch4 << 24) | ((DWORD)ch3 << 16) | ((DWORD)ch2 << 8) | (DWORD)ch1)
347 #define MS_GASP_TAG MS_MAKE_TAG('g', 'a', 's', 'p')
348 #define MS_GSUB_TAG MS_MAKE_TAG('G', 'S', 'U', 'B')
349 #define MS_KERN_TAG MS_MAKE_TAG('k', 'e', 'r', 'n')
350 #define MS_TTCF_TAG MS_MAKE_TAG('t', 't', 'c', 'f')
351 #define MS_VDMX_TAG MS_MAKE_TAG('V', 'D', 'M', 'X')
353 struct font_backend_funcs
355 BOOL (CDECL
*pEnumFonts
)( LOGFONTW
*lf
, FONTENUMPROCW proc
, LPARAM lparam
);
356 BOOL (CDECL
*pFontIsLinked
)( struct gdi_font
*font
);
357 BOOL (CDECL
*pGetCharWidthInfo
)( struct gdi_font
*font
, struct char_width_info
*info
);
358 DWORD (CDECL
*pGetFontUnicodeRanges
)( struct gdi_font
*font
, GLYPHSET
*glyphset
);
359 DWORD (CDECL
*pGetKerningPairs
)( struct gdi_font
*font
, DWORD count
, KERNINGPAIR
*pairs
);
360 UINT (CDECL
*pGetOutlineTextMetrics
)( struct gdi_font
*font
, UINT size
, OUTLINETEXTMETRICW
*metrics
);
361 BOOL (CDECL
*pGetTextMetrics
)( struct gdi_font
*font
, TEXTMETRICW
*metrics
);
362 struct gdi_font
* (CDECL
*pSelectFont
)( DC
*dc
, HFONT hfont
, UINT
*aa_flags
, UINT default_aa_flags
);
364 INT (CDECL
*pAddFontResourceEx
)( LPCWSTR file
, DWORD flags
, PVOID pdv
);
365 INT (CDECL
*pRemoveFontResourceEx
)( LPCWSTR file
, DWORD flags
, PVOID pdv
);
366 HANDLE (CDECL
*pAddFontMemResourceEx
)( void *font
, DWORD size
, PVOID pdv
, DWORD
*count
);
367 BOOL (CDECL
*pCreateScalableFontResource
)( DWORD hidden
, LPCWSTR resource
,
368 LPCWSTR font_file
, LPCWSTR font_path
);
370 BOOL (CDECL
*alloc_font
)( struct gdi_font
*font
);
371 DWORD (CDECL
*get_font_data
)( struct gdi_font
*gdi_font
, DWORD table
, DWORD offset
,
372 void *buf
, DWORD count
);
373 BOOL (CDECL
*get_glyph_index
)( struct gdi_font
*gdi_font
, UINT
*glyph
);
374 UINT (CDECL
*get_default_glyph
)( struct gdi_font
*gdi_font
);
375 DWORD (CDECL
*get_glyph_outline
)( struct gdi_font
*font
, UINT glyph
, UINT format
,
376 GLYPHMETRICS
*gm
, ABC
*abc
, DWORD buflen
, void *buf
, const MAT2
*mat
);
377 void (CDECL
*destroy_font
)( struct gdi_font
*font
);
380 extern struct gdi_font
*alloc_gdi_font(void) DECLSPEC_HIDDEN
;
381 extern void free_gdi_font( struct gdi_font
*font
) DECLSPEC_HIDDEN
;
382 extern void cache_gdi_font( struct gdi_font
*font
) DECLSPEC_HIDDEN
;
383 extern struct gdi_font
*find_cached_gdi_font( const LOGFONTW
*lf
, const FMAT2
*matrix
,
384 BOOL can_use_bitmap
) DECLSPEC_HIDDEN
;
385 extern void set_gdi_font_name( struct gdi_font
*font
, const WCHAR
*name
) DECLSPEC_HIDDEN
;
386 extern void set_gdi_font_file_info( struct gdi_font
*font
, const WCHAR
*file
, SIZE_T data_size
) DECLSPEC_HIDDEN
;
387 extern BOOL
get_gdi_font_glyph_metrics( struct gdi_font
*font
, UINT index
,
388 GLYPHMETRICS
*gm
, ABC
*abc
) DECLSPEC_HIDDEN
;
389 extern void set_gdi_font_glyph_metrics( struct gdi_font
*font
, UINT index
,
390 const GLYPHMETRICS
*gm
, const ABC
*abc
) DECLSPEC_HIDDEN
;
391 extern void font_init(void) DECLSPEC_HIDDEN
;
392 extern CRITICAL_SECTION font_cs DECLSPEC_HIDDEN
;
396 extern BOOL
WineEngInit( const struct font_backend_funcs
**funcs
) DECLSPEC_HIDDEN
;
399 extern HGDIOBJ
alloc_gdi_handle( void *obj
, WORD type
, const struct gdi_obj_funcs
*funcs
) DECLSPEC_HIDDEN
;
400 extern void *free_gdi_handle( HGDIOBJ handle
) DECLSPEC_HIDDEN
;
401 extern HGDIOBJ
get_full_gdi_handle( HGDIOBJ handle
) DECLSPEC_HIDDEN
;
402 extern void *GDI_GetObjPtr( HGDIOBJ
, WORD
) DECLSPEC_HIDDEN
;
403 extern void *get_any_obj_ptr( HGDIOBJ
, WORD
* ) DECLSPEC_HIDDEN
;
404 extern void GDI_ReleaseObj( HGDIOBJ
) DECLSPEC_HIDDEN
;
405 extern void GDI_CheckNotLock(void) DECLSPEC_HIDDEN
;
406 extern UINT
GDI_get_ref_count( HGDIOBJ handle
) DECLSPEC_HIDDEN
;
407 extern HGDIOBJ
GDI_inc_ref_count( HGDIOBJ handle
) DECLSPEC_HIDDEN
;
408 extern BOOL
GDI_dec_ref_count( HGDIOBJ handle
) DECLSPEC_HIDDEN
;
409 extern void GDI_hdc_using_object(HGDIOBJ obj
, HDC hdc
) DECLSPEC_HIDDEN
;
410 extern void GDI_hdc_not_using_object(HGDIOBJ obj
, HDC hdc
) DECLSPEC_HIDDEN
;
411 extern DWORD
get_dpi(void) DECLSPEC_HIDDEN
;
412 extern DWORD
get_system_dpi(void) DECLSPEC_HIDDEN
;
415 extern BOOL
dp_to_lp( DC
*dc
, POINT
*points
, INT count
) DECLSPEC_HIDDEN
;
416 extern void lp_to_dp( DC
*dc
, POINT
*points
, INT count
) DECLSPEC_HIDDEN
;
419 extern HMETAFILE
MF_Create_HMETAFILE(METAHEADER
*mh
) DECLSPEC_HIDDEN
;
420 extern METAHEADER
*MF_CreateMetaHeaderDisk(METAHEADER
*mr
, LPCVOID filename
, BOOL unicode
) DECLSPEC_HIDDEN
;
422 /* Format of comment record added by GetWinMetaFileBits */
423 #include <pshpack2.h>
426 DWORD magic
; /* WMFC */
435 DWORD remaining_size
;
438 } emf_in_wmf_comment
;
441 #define WMFC_MAGIC 0x43464d57
445 extern void free_gdi_path( struct gdi_path
*path
) DECLSPEC_HIDDEN
;
446 extern struct gdi_path
*get_gdi_flat_path( DC
*dc
, HRGN
*rgn
) DECLSPEC_HIDDEN
;
447 extern int get_gdi_path_data( struct gdi_path
*path
, POINT
**points
, BYTE
**flags
) DECLSPEC_HIDDEN
;
448 extern BOOL
PATH_SavePath( DC
*dst
, DC
*src
) DECLSPEC_HIDDEN
;
449 extern BOOL
PATH_RestorePath( DC
*dst
, DC
*src
) DECLSPEC_HIDDEN
;
452 extern POINT
*GDI_Bezier( const POINT
*Points
, INT count
, INT
*nPtsOut
) DECLSPEC_HIDDEN
;
455 extern HPALETTE WINAPI
GDISelectPalette( HDC hdc
, HPALETTE hpal
, WORD wBkg
) DECLSPEC_HIDDEN
;
456 extern UINT WINAPI
GDIRealizePalette( HDC hdc
) DECLSPEC_HIDDEN
;
457 extern HPALETTE
PALETTE_Init(void) DECLSPEC_HIDDEN
;
460 extern BOOL
add_rect_to_region( HRGN rgn
, const RECT
*rect
) DECLSPEC_HIDDEN
;
461 extern INT
mirror_region( HRGN dst
, HRGN src
, INT width
) DECLSPEC_HIDDEN
;
462 extern BOOL
REGION_FrameRgn( HRGN dest
, HRGN src
, INT x
, INT y
) DECLSPEC_HIDDEN
;
463 extern HRGN
create_polypolygon_region( const POINT
*pts
, const INT
*count
, INT nbpolygons
,
464 INT mode
, const RECT
*clip_rect
) DECLSPEC_HIDDEN
;
466 #define RGN_DEFAULT_RECTS 4
473 RECT rects_buf
[RGN_DEFAULT_RECTS
];
476 /* return the region data without making a copy */
477 static inline const WINEREGION
*get_wine_region(HRGN rgn
)
479 return GDI_GetObjPtr( rgn
, OBJ_REGION
);
481 static inline void release_wine_region(HRGN rgn
)
486 /**********************************************************
489 * Return either the index of the rectangle that contains (x,y) or the first
490 * rectangle after it. Sets *hit to TRUE if the region contains (x,y).
491 * Note if (x,y) follows all rectangles, then the return value will be rgn->numRects.
493 static inline int region_find_pt( const WINEREGION
*rgn
, int x
, int y
, BOOL
*hit
)
495 int i
, start
= 0, end
= rgn
->numRects
- 1;
500 i
= (start
+ end
) / 2;
502 if (rgn
->rects
[i
].bottom
<= y
||
503 (rgn
->rects
[i
].top
<= y
&& rgn
->rects
[i
].right
<= x
))
505 else if (rgn
->rects
[i
].top
> y
||
506 (rgn
->rects
[i
].bottom
> y
&& rgn
->rects
[i
].left
> x
))
516 return h
? i
: start
;
519 /* null driver entry points */
520 extern BOOL CDECL
nulldrv_AbortPath( PHYSDEV dev
) DECLSPEC_HIDDEN
;
521 extern BOOL CDECL
nulldrv_AlphaBlend( PHYSDEV dst_dev
, struct bitblt_coords
*dst
,
522 PHYSDEV src_dev
, struct bitblt_coords
*src
, BLENDFUNCTION func
) DECLSPEC_HIDDEN
;
523 extern BOOL CDECL
nulldrv_AngleArc( PHYSDEV dev
, INT x
, INT y
, DWORD radius
, FLOAT start
, FLOAT sweep
) DECLSPEC_HIDDEN
;
524 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
;
525 extern BOOL CDECL
nulldrv_BeginPath( PHYSDEV dev
) DECLSPEC_HIDDEN
;
526 extern DWORD CDECL
nulldrv_BlendImage( PHYSDEV dev
, BITMAPINFO
*info
, const struct gdi_image_bits
*bits
,
527 struct bitblt_coords
*src
, struct bitblt_coords
*dst
, BLENDFUNCTION func
) DECLSPEC_HIDDEN
;
528 extern BOOL CDECL
nulldrv_CloseFigure( PHYSDEV dev
) DECLSPEC_HIDDEN
;
529 extern BOOL CDECL
nulldrv_EndPath( PHYSDEV dev
) DECLSPEC_HIDDEN
;
530 extern INT CDECL
nulldrv_ExcludeClipRect( PHYSDEV dev
, INT left
, INT top
, INT right
, INT bottom
) DECLSPEC_HIDDEN
;
531 extern INT CDECL
nulldrv_ExtSelectClipRgn( PHYSDEV dev
, HRGN rgn
, INT mode
) DECLSPEC_HIDDEN
;
532 extern BOOL CDECL
nulldrv_ExtTextOut( PHYSDEV dev
, INT x
, INT y
, UINT flags
, const RECT
*rect
,
533 LPCWSTR str
, UINT count
, const INT
*dx
) DECLSPEC_HIDDEN
;
534 extern BOOL CDECL
nulldrv_FillPath( PHYSDEV dev
) DECLSPEC_HIDDEN
;
535 extern BOOL CDECL
nulldrv_FillRgn( PHYSDEV dev
, HRGN rgn
, HBRUSH brush
) DECLSPEC_HIDDEN
;
536 extern BOOL CDECL
nulldrv_FlattenPath( PHYSDEV dev
) DECLSPEC_HIDDEN
;
537 extern BOOL CDECL
nulldrv_FrameRgn( PHYSDEV dev
, HRGN rgn
, HBRUSH brush
, INT width
, INT height
) DECLSPEC_HIDDEN
;
538 extern LONG CDECL
nulldrv_GetBitmapBits( HBITMAP bitmap
, void *bits
, LONG size
) DECLSPEC_HIDDEN
;
539 extern COLORREF CDECL
nulldrv_GetNearestColor( PHYSDEV dev
, COLORREF color
) DECLSPEC_HIDDEN
;
540 extern COLORREF CDECL
nulldrv_GetPixel( PHYSDEV dev
, INT x
, INT y
) DECLSPEC_HIDDEN
;
541 extern UINT CDECL
nulldrv_GetSystemPaletteEntries( PHYSDEV dev
, UINT start
, UINT count
, PALETTEENTRY
*entries
) DECLSPEC_HIDDEN
;
542 extern BOOL CDECL
nulldrv_GradientFill( PHYSDEV dev
, TRIVERTEX
*vert_array
, ULONG nvert
,
543 void * grad_array
, ULONG ngrad
, ULONG mode
) DECLSPEC_HIDDEN
;
544 extern INT CDECL
nulldrv_IntersectClipRect( PHYSDEV dev
, INT left
, INT top
, INT right
, INT bottom
) DECLSPEC_HIDDEN
;
545 extern BOOL CDECL
nulldrv_InvertRgn( PHYSDEV dev
, HRGN rgn
) DECLSPEC_HIDDEN
;
546 extern BOOL CDECL
nulldrv_ModifyWorldTransform( PHYSDEV dev
, const XFORM
*xform
, DWORD mode
) DECLSPEC_HIDDEN
;
547 extern INT CDECL
nulldrv_OffsetClipRgn( PHYSDEV dev
, INT x
, INT y
) DECLSPEC_HIDDEN
;
548 extern BOOL CDECL
nulldrv_OffsetViewportOrgEx( PHYSDEV dev
, INT x
, INT y
, POINT
*pt
) DECLSPEC_HIDDEN
;
549 extern BOOL CDECL
nulldrv_OffsetWindowOrgEx( PHYSDEV dev
, INT x
, INT y
, POINT
*pt
) DECLSPEC_HIDDEN
;
550 extern BOOL CDECL
nulldrv_PolyBezier( PHYSDEV dev
, const POINT
*points
, DWORD count
) DECLSPEC_HIDDEN
;
551 extern BOOL CDECL
nulldrv_PolyBezierTo( PHYSDEV dev
, const POINT
*points
, DWORD count
) DECLSPEC_HIDDEN
;
552 extern BOOL CDECL
nulldrv_PolyDraw( PHYSDEV dev
, const POINT
*points
, const BYTE
*types
, DWORD count
) DECLSPEC_HIDDEN
;
553 extern BOOL CDECL
nulldrv_PolylineTo( PHYSDEV dev
, const POINT
*points
, INT count
) DECLSPEC_HIDDEN
;
554 extern BOOL CDECL
nulldrv_RestoreDC( PHYSDEV dev
, INT level
) DECLSPEC_HIDDEN
;
555 extern INT CDECL
nulldrv_SaveDC( PHYSDEV dev
) DECLSPEC_HIDDEN
;
556 extern BOOL CDECL
nulldrv_ScaleViewportExtEx( PHYSDEV dev
, INT x_num
, INT x_denom
, INT y_num
, INT y_denom
, SIZE
*size
) DECLSPEC_HIDDEN
;
557 extern BOOL CDECL
nulldrv_ScaleWindowExtEx( PHYSDEV dev
, INT x_num
, INT x_denom
, INT y_num
, INT y_denom
, SIZE
*size
) DECLSPEC_HIDDEN
;
558 extern BOOL CDECL
nulldrv_SelectClipPath( PHYSDEV dev
, INT mode
) DECLSPEC_HIDDEN
;
559 extern HFONT CDECL
nulldrv_SelectFont( PHYSDEV dev
, HFONT font
, UINT
*ggo_flags
) DECLSPEC_HIDDEN
;
560 extern INT CDECL
nulldrv_SetDIBitsToDevice( PHYSDEV dev
, INT x_dst
, INT y_dst
, DWORD width
, DWORD height
,
561 INT x_src
, INT y_src
, UINT start
, UINT lines
,
562 const void *bits
, BITMAPINFO
*info
, UINT coloruse
) DECLSPEC_HIDDEN
;
563 extern INT CDECL
nulldrv_SetMapMode( PHYSDEV dev
, INT mode
) DECLSPEC_HIDDEN
;
564 extern BOOL CDECL
nulldrv_SetViewportExtEx( PHYSDEV dev
, INT cx
, INT cy
, SIZE
*size
) DECLSPEC_HIDDEN
;
565 extern BOOL CDECL
nulldrv_SetViewportOrgEx( PHYSDEV dev
, INT x
, INT y
, POINT
*pt
) DECLSPEC_HIDDEN
;
566 extern BOOL CDECL
nulldrv_SetWindowExtEx( PHYSDEV dev
, INT cx
, INT cy
, SIZE
*size
) DECLSPEC_HIDDEN
;
567 extern BOOL CDECL
nulldrv_SetWindowOrgEx( PHYSDEV dev
, INT x
, INT y
, POINT
*pt
) DECLSPEC_HIDDEN
;
568 extern BOOL CDECL
nulldrv_SetWorldTransform( PHYSDEV dev
, const XFORM
*xform
) DECLSPEC_HIDDEN
;
569 extern BOOL CDECL
nulldrv_StretchBlt( PHYSDEV dst_dev
, struct bitblt_coords
*dst
,
570 PHYSDEV src_dev
, struct bitblt_coords
*src
, DWORD rop
) DECLSPEC_HIDDEN
;
571 extern INT CDECL
nulldrv_StretchDIBits( PHYSDEV dev
, INT xDst
, INT yDst
, INT widthDst
, INT heightDst
,
572 INT xSrc
, INT ySrc
, INT widthSrc
, INT heightSrc
, const void *bits
,
573 BITMAPINFO
*info
, UINT coloruse
, DWORD rop
) DECLSPEC_HIDDEN
;
574 extern BOOL CDECL
nulldrv_StrokeAndFillPath( PHYSDEV dev
) DECLSPEC_HIDDEN
;
575 extern BOOL CDECL
nulldrv_StrokePath( PHYSDEV dev
) DECLSPEC_HIDDEN
;
576 extern BOOL CDECL
nulldrv_WidenPath( PHYSDEV dev
) DECLSPEC_HIDDEN
;
578 static inline DC
*get_nulldrv_dc( PHYSDEV dev
)
580 return CONTAINING_RECORD( dev
, DC
, nulldrv
);
583 static inline DC
*get_physdev_dc( PHYSDEV dev
)
585 while (dev
->funcs
!= &null_driver
)
587 return get_nulldrv_dc( dev
);
590 /* Undocumented value for DIB's iUsage: Indicates a mono DIB w/o pal entries */
591 #define DIB_PAL_MONO 2
593 BOOL WINAPI
FontIsLinked(HDC
);
595 BOOL WINAPI
SetVirtualResolution(HDC hdc
, DWORD horz_res
, DWORD vert_res
, DWORD horz_size
, DWORD vert_size
);
597 static inline BOOL
is_rect_empty( const RECT
*rect
)
599 return (rect
->left
>= rect
->right
|| rect
->top
>= rect
->bottom
);
602 static inline BOOL
intersect_rect( RECT
*dst
, const RECT
*src1
, const RECT
*src2
)
604 dst
->left
= max( src1
->left
, src2
->left
);
605 dst
->top
= max( src1
->top
, src2
->top
);
606 dst
->right
= min( src1
->right
, src2
->right
);
607 dst
->bottom
= min( src1
->bottom
, src2
->bottom
);
608 return !is_rect_empty( dst
);
611 static inline void offset_rect( RECT
*rect
, int offset_x
, int offset_y
)
613 rect
->left
+= offset_x
;
614 rect
->top
+= offset_y
;
615 rect
->right
+= offset_x
;
616 rect
->bottom
+= offset_y
;
619 static inline void set_rect( RECT
*rect
, int left
, int top
, int right
, int bottom
)
624 rect
->bottom
= bottom
;
627 static inline void order_rect( RECT
*rect
)
629 if (rect
->left
> rect
->right
)
631 int tmp
= rect
->left
;
632 rect
->left
= rect
->right
;
635 if (rect
->top
> rect
->bottom
)
638 rect
->top
= rect
->bottom
;
643 static inline void get_bounding_rect( RECT
*rect
, int x
, int y
, int width
, int height
)
646 rect
->right
= x
+ width
;
648 rect
->bottom
= y
+ height
;
649 if (rect
->left
> rect
->right
)
651 int tmp
= rect
->left
;
652 rect
->left
= rect
->right
+ 1;
653 rect
->right
= tmp
+ 1;
655 if (rect
->top
> rect
->bottom
)
658 rect
->top
= rect
->bottom
+ 1;
659 rect
->bottom
= tmp
+ 1;
663 static inline void reset_bounds( RECT
*bounds
)
665 bounds
->left
= bounds
->top
= INT_MAX
;
666 bounds
->right
= bounds
->bottom
= INT_MIN
;
669 static inline void add_bounds_rect( RECT
*bounds
, const RECT
*rect
)
671 if (is_rect_empty( rect
)) return;
672 bounds
->left
= min( bounds
->left
, rect
->left
);
673 bounds
->top
= min( bounds
->top
, rect
->top
);
674 bounds
->right
= max( bounds
->right
, rect
->right
);
675 bounds
->bottom
= max( bounds
->bottom
, rect
->bottom
);
678 static inline int get_bitmap_stride( int width
, int bpp
)
680 return ((width
* bpp
+ 15) >> 3) & ~1;
683 static inline int get_dib_stride( int width
, int bpp
)
685 return ((width
* bpp
+ 31) >> 3) & ~3;
688 static inline int get_dib_image_size( const BITMAPINFO
*info
)
690 return get_dib_stride( info
->bmiHeader
.biWidth
, info
->bmiHeader
.biBitCount
)
691 * abs( info
->bmiHeader
.biHeight
);
694 /* only for use on sanitized BITMAPINFO structures */
695 static inline int get_dib_info_size( const BITMAPINFO
*info
, UINT coloruse
)
697 if (info
->bmiHeader
.biCompression
== BI_BITFIELDS
)
698 return sizeof(BITMAPINFOHEADER
) + 3 * sizeof(DWORD
);
699 if (coloruse
== DIB_PAL_COLORS
)
700 return sizeof(BITMAPINFOHEADER
) + info
->bmiHeader
.biClrUsed
* sizeof(WORD
);
701 return FIELD_OFFSET( BITMAPINFO
, bmiColors
[info
->bmiHeader
.biClrUsed
] );
704 /* only for use on sanitized BITMAPINFO structures */
705 static inline void copy_bitmapinfo( BITMAPINFO
*dst
, const BITMAPINFO
*src
)
707 memcpy( dst
, src
, get_dib_info_size( src
, DIB_RGB_COLORS
));
710 extern void CDECL
free_heap_bits( struct gdi_image_bits
*bits
) DECLSPEC_HIDDEN
;
712 extern HMODULE gdi32_module DECLSPEC_HIDDEN
;
714 #endif /* __WINE_GDI_PRIVATE_H */