Sweden-Number/dlls/gdi32/dibdrv/dibdrv.h

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/*
* DIB driver include file.
*
* Copyright 2011 Huw Davies
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
typedef struct
{
int bit_count, width, height;
int compression;
RECT rect; /* visible rectangle relative to bitmap origin */
int stride; /* stride in bytes. Will be -ve for bottom-up dibs (see bits). */
struct gdi_image_bits bits; /* bits.ptr points to the top-left corner of the dib. */
DWORD red_mask, green_mask, blue_mask;
int red_shift, green_shift, blue_shift;
int red_len, green_len, blue_len;
const RGBQUAD *color_table;
DWORD color_table_size;
const struct primitive_funcs *funcs;
} dib_info;
typedef struct
{
DWORD count;
DWORD dashes[16]; /* 16 is the maximum number for a PS_USERSTYLE pen */
DWORD total_len; /* total length of the dashes, should be multiplied by 2 if there are an odd number of dash lengths */
} dash_pattern;
typedef struct
{
int left_in_dash;
int cur_dash;
BOOL mark;
} dash_pos;
typedef struct
{
DWORD and;
DWORD xor;
} rop_mask;
typedef struct
{
void *and;
void *xor;
} rop_mask_bits;
struct dibdrv_physdev;
struct cached_font;
typedef struct dib_brush
{
UINT style;
UINT hatch;
INT rop; /* rop2 last used to create the brush bits */
COLORREF colorref;
dib_info dib;
rop_mask_bits masks;
struct brush_pattern pattern;
BOOL (*rects)(struct dibdrv_physdev *pdev, struct dib_brush *brush, dib_info *dib,
int num, const RECT *rects, INT rop);
} dib_brush;
struct intensity_range
{
BYTE r_min, r_max;
BYTE g_min, g_max;
BYTE b_min, b_max;
};
typedef struct dibdrv_physdev
{
struct gdi_physdev dev;
dib_info dib;
dib_brush brush;
HRGN clip;
RECT *bounds;
struct cached_font *font;
/* pen */
DWORD pen_style, pen_endcap, pen_join;
BOOL pen_uses_region, pen_is_ext;
int pen_width;
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dib_brush pen_brush;
dash_pattern pen_pattern;
dash_pos dash_pos;
rop_mask dash_masks[2];
BOOL (* pen_lines)(struct dibdrv_physdev *pdev, int num, POINT *pts, BOOL close, HRGN region);
} dibdrv_physdev;
extern BOOL dibdrv_AlphaBlend( PHYSDEV dst_dev, struct bitblt_coords *dst,
PHYSDEV src_dev, struct bitblt_coords *src, BLENDFUNCTION blend ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_Arc( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
INT start_x, INT start_y, INT end_x, INT end_y ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_ArcTo( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
INT start_x, INT start_y, INT end_x, INT end_y ) DECLSPEC_HIDDEN;
extern DWORD dibdrv_BlendImage( PHYSDEV dev, BITMAPINFO *info, const struct gdi_image_bits *bits,
struct bitblt_coords *src, struct bitblt_coords *dst, BLENDFUNCTION func ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_Chord( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
INT start_x, INT start_y, INT end_x, INT end_y ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_Ellipse( PHYSDEV dev, INT left, INT top, INT right, INT bottom ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_ExtFloodFill( PHYSDEV dev, INT x, INT y, COLORREF color, UINT type ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_ExtTextOut( PHYSDEV dev, INT x, INT y, UINT flags,
const RECT *rect, LPCWSTR str, UINT count, const INT *dx ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_FillPath( PHYSDEV dev ) DECLSPEC_HIDDEN;
extern DWORD dibdrv_GetImage( PHYSDEV dev, BITMAPINFO *info, struct gdi_image_bits *bits,
struct bitblt_coords *src ) DECLSPEC_HIDDEN;
extern COLORREF dibdrv_GetNearestColor( PHYSDEV dev, COLORREF color ) DECLSPEC_HIDDEN;
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extern COLORREF dibdrv_GetPixel( PHYSDEV dev, INT x, INT y ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_GradientFill( PHYSDEV dev, TRIVERTEX *vert_array, ULONG nvert,
void *grad_array, ULONG ngrad, ULONG mode ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_LineTo( PHYSDEV dev, INT x, INT y ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_PatBlt( PHYSDEV dev, struct bitblt_coords *dst, DWORD rop ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_PaintRgn( PHYSDEV dev, HRGN hrgn ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_Pie( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
INT start_x, INT start_y, INT end_x, INT end_y ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_PolyPolygon( PHYSDEV dev, const POINT *pt, const INT *counts, DWORD polygons ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_PolyPolyline( PHYSDEV dev, const POINT* pt, const DWORD* counts,
DWORD polylines ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_Polygon( PHYSDEV dev, const POINT *pt, INT count ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_Polyline( PHYSDEV dev, const POINT* pt, INT count ) DECLSPEC_HIDDEN;
extern DWORD dibdrv_PutImage( PHYSDEV dev, HRGN clip, BITMAPINFO *info,
const struct gdi_image_bits *bits, struct bitblt_coords *src,
struct bitblt_coords *dst, DWORD rop ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_Rectangle( PHYSDEV dev, INT left, INT top, INT right, INT bottom ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_RoundRect( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
INT ellipse_width, INT ellipse_height ) DECLSPEC_HIDDEN;
extern HBRUSH dibdrv_SelectBrush( PHYSDEV dev, HBRUSH hbrush, const struct brush_pattern *pattern ) DECLSPEC_HIDDEN;
extern HFONT dibdrv_SelectFont( PHYSDEV dev, HFONT font, UINT *aa_flags ) DECLSPEC_HIDDEN;
extern HPEN dibdrv_SelectPen( PHYSDEV dev, HPEN hpen, const struct brush_pattern *pattern ) DECLSPEC_HIDDEN;
extern COLORREF dibdrv_SetDCBrushColor( PHYSDEV dev, COLORREF color ) DECLSPEC_HIDDEN;
extern COLORREF dibdrv_SetDCPenColor( PHYSDEV dev, COLORREF color ) DECLSPEC_HIDDEN;
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extern COLORREF dibdrv_SetPixel( PHYSDEV dev, INT x, INT y, COLORREF color ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_StretchBlt( PHYSDEV dst_dev, struct bitblt_coords *dst,
PHYSDEV src_dev, struct bitblt_coords *src, DWORD rop ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_StrokeAndFillPath( PHYSDEV dev ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_StrokePath( PHYSDEV dev ) DECLSPEC_HIDDEN;
extern struct opengl_funcs *dibdrv_wine_get_wgl_driver( PHYSDEV dev, UINT version ) DECLSPEC_HIDDEN;
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static inline dibdrv_physdev *get_dibdrv_pdev( PHYSDEV dev )
{
return (dibdrv_physdev *)dev;
}
struct line_params
{
int err_start, err_add_1, err_add_2, bias;
unsigned int length;
int x_inc, y_inc;
BOOL x_major;
};
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struct stretch_params
{
int err_start, err_add_1, err_add_2;
unsigned int length;
int dst_inc, src_inc;
};
typedef struct primitive_funcs
{
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void (* solid_rects)(const dib_info *dib, int num, const RECT *rc, DWORD and, DWORD xor);
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void (* solid_line)(const dib_info *dib, const POINT *start, const struct line_params *params,
DWORD and, DWORD xor);
void (* pattern_rects)(const dib_info *dib, int num, const RECT *rc, const POINT *origin,
const dib_info *brush, const rop_mask_bits *bits);
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void (* copy_rect)(const dib_info *dst, const RECT *rc, const dib_info *src,
const POINT *origin, int rop2, int overlap);
void (* blend_rect)(const dib_info *dst, const RECT *rc, const dib_info *src,
const POINT *origin, BLENDFUNCTION blend);
BOOL (* gradient_rect)(const dib_info *dib, const RECT *rc, const TRIVERTEX *v, int mode);
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void (* draw_glyph)(const dib_info *dst, const RECT *rc, const dib_info *glyph,
const POINT *origin, DWORD text_pixel, const struct intensity_range *ranges);
void (* draw_subpixel_glyph)(const dib_info *dst, const RECT *rc, const dib_info *glyph,
const POINT *origin, DWORD text_pixel );
DWORD (* get_pixel)(const dib_info *dib, int x, int y);
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DWORD (* colorref_to_pixel)(const dib_info *dib, COLORREF color);
COLORREF (* pixel_to_colorref)(const dib_info *dib, DWORD pixel);
void (* convert_to)(dib_info *dst, const dib_info *src, const RECT *src_rect, BOOL dither);
void (* create_rop_masks)(const dib_info *dib, const BYTE *hatch_ptr,
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const rop_mask *fg, const rop_mask *bg, rop_mask_bits *bits);
void (* create_dither_masks)(const dib_info *dib, int rop2, COLORREF color, rop_mask_bits *bits);
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void (* stretch_row)(const dib_info *dst_dib, const POINT *dst_start,
const dib_info *src_dib, const POINT *src_start,
const struct stretch_params *params, int mode, BOOL keep_dst);
void (* shrink_row)(const dib_info *dst_dib, const POINT *dst_start,
const dib_info *src_dib, const POINT *src_start,
const struct stretch_params *params, int mode, BOOL keep_dst);
} primitive_funcs;
extern const primitive_funcs funcs_8888 DECLSPEC_HIDDEN;
extern const primitive_funcs funcs_32 DECLSPEC_HIDDEN;
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extern const primitive_funcs funcs_24 DECLSPEC_HIDDEN;
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extern const primitive_funcs funcs_555 DECLSPEC_HIDDEN;
extern const primitive_funcs funcs_16 DECLSPEC_HIDDEN;
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extern const primitive_funcs funcs_8 DECLSPEC_HIDDEN;
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extern const primitive_funcs funcs_4 DECLSPEC_HIDDEN;
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extern const primitive_funcs funcs_1 DECLSPEC_HIDDEN;
extern const primitive_funcs funcs_null DECLSPEC_HIDDEN;
struct rop_codes
{
DWORD a1, a2, x1, x2;
};
#define OVERLAP_LEFT 0x01 /* dest starts left of source */
#define OVERLAP_RIGHT 0x02 /* dest starts right of source */
#define OVERLAP_ABOVE 0x04 /* dest starts above source */
#define OVERLAP_BELOW 0x08 /* dest starts below source */
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typedef struct
{
unsigned int dx, dy;
int bias;
DWORD octant;
} bres_params;
struct clipped_rects
{
RECT *rects;
int count;
RECT buffer[32];
};
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extern void get_rop_codes(INT rop, struct rop_codes *codes) DECLSPEC_HIDDEN;
extern void reset_dash_origin(dibdrv_physdev *pdev) DECLSPEC_HIDDEN;
extern void init_dib_info_from_bitmapinfo(dib_info *dib, const BITMAPINFO *info, void *bits) DECLSPEC_HIDDEN;
extern BOOL init_dib_info_from_bitmapobj(dib_info *dib, BITMAPOBJ *bmp) DECLSPEC_HIDDEN;
extern void free_dib_info(dib_info *dib) DECLSPEC_HIDDEN;
extern void free_pattern_brush(dib_brush *brush) DECLSPEC_HIDDEN;
extern void copy_dib_color_info(dib_info *dst, const dib_info *src) DECLSPEC_HIDDEN;
extern BOOL convert_dib(dib_info *dst, const dib_info *src) DECLSPEC_HIDDEN;
extern DWORD get_pixel_color( HDC hdc, const dib_info *dib, COLORREF color, BOOL mono_fixup ) DECLSPEC_HIDDEN;
extern int clip_rect_to_dib( const dib_info *dib, RECT *rc ) DECLSPEC_HIDDEN;
extern int get_clipped_rects( const dib_info *dib, const RECT *rc, HRGN clip, struct clipped_rects *clip_rects ) DECLSPEC_HIDDEN;
extern void add_clipped_bounds( dibdrv_physdev *dev, const RECT *rect, HRGN clip ) DECLSPEC_HIDDEN;
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extern int clip_line(const POINT *start, const POINT *end, const RECT *clip,
const bres_params *params, POINT *pt1, POINT *pt2) DECLSPEC_HIDDEN;
extern void release_cached_font( struct cached_font *font ) DECLSPEC_HIDDEN;
static inline void init_clipped_rects( struct clipped_rects *clip_rects )
{
clip_rects->count = 0;
clip_rects->rects = clip_rects->buffer;
}
static inline void free_clipped_rects( struct clipped_rects *clip_rects )
{
if (clip_rects->rects != clip_rects->buffer) HeapFree( GetProcessHeap(), 0, clip_rects->rects );
}
/* compute the x coordinate corresponding to y on the specified edge */
static inline int edge_coord( int y, int x1, int y1, int x2, int y2 )
{
if (x2 > x1) /* always follow the edge from right to left to get correct rounding */
return x2 + (y - y2) * (x2 - x1) / (y2 - y1);
else
return x1 + (y - y1) * (x2 - x1) / (y2 - y1);
}
static inline const RGBQUAD *get_dib_color_table( const dib_info *dib )
{
return dib->color_table ? dib->color_table : get_default_color_table( dib->bit_count );
}