2 * Copyright (C) 2007 Google (Evan Stade)
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19 #ifndef __WINE_GP_PRIVATE_H_
20 #define __WINE_GP_PRIVATE_H_
32 #include "wine/list.h"
36 #define GP_DEFAULT_PENSTYLE (PS_GEOMETRIC | PS_SOLID | PS_ENDCAP_FLAT | PS_JOIN_MITER)
37 #define MAX_ARC_PTS (13)
38 #define MAX_DASHLEN (16) /* this is a limitation of gdi */
39 #define INCH_HIMETRIC (2540)
41 #define VERSION_MAGIC 0xdbc01001
42 #define TENSION_CONST (0.3)
44 COLORREF ARGB2COLORREF(ARGB color);
45 HBITMAP ARGB2BMP(ARGB color);
46 extern INT arc2polybezier(GpPointF * points, REAL x1, REAL y1, REAL x2, REAL y2,
47 REAL startAngle, REAL sweepAngle);
48 extern REAL gdiplus_atan2(REAL dy, REAL dx);
49 extern GpStatus hresult_to_status(HRESULT res);
50 extern REAL convert_unit(HDC hdc, GpUnit unit);
52 extern void calc_curve_bezier(CONST GpPointF *pts, REAL tension, REAL *x1,
53 REAL *y1, REAL *x2, REAL *y2);
54 extern void calc_curve_bezier_endp(REAL xend, REAL yend, REAL xadj, REAL yadj,
55 REAL tension, REAL *x, REAL *y);
57 extern void free_installed_fonts(void);
59 extern BOOL lengthen_path(GpPath *path, INT len);
61 extern GpStatus trace_path(GpGraphics *graphics, GpPath *path);
63 typedef struct region_element region_element;
64 extern void delete_element(region_element *element);
66 static inline INT roundr(REAL x)
68 return (INT) floorf(x + 0.5);
71 static inline INT ceilr(REAL x)
73 return (INT) ceilf(x);
76 static inline REAL deg2rad(REAL degrees)
78 return M_PI * degrees / 180.0;
81 extern const char *debugstr_rectf(CONST RectF* rc);
83 extern void convert_32bppARGB_to_32bppPARGB(UINT width, UINT height,
84 BYTE *dst_bits, INT dst_stride, const BYTE *src_bits, INT src_stride);
93 GpCustomLineCap *customstart;
94 GpCustomLineCap *customend;
100 REAL offset; /* dash offset */
102 GpPenAlignment align;
109 SmoothingMode smoothing;
110 CompositingQuality compqual;
111 InterpolationMode interpolation;
112 PixelOffsetMode pixeloffset;
113 CompositingMode compmode;
114 TextRenderingHint texthint;
115 GpUnit unit; /* page unit */
116 REAL scale; /* page scale */
117 GpMatrix * worldtrans; /* world transform */
118 BOOL busy; /* hdc handle obtained by GdipGetDC */
120 UINT textcontrast; /* not used yet. get/set only */
121 struct list containers;
122 GraphicsContainer contid; /* last-issued container ID */
133 HatchStyle hatchstyle;
144 struct GpPathGradient{
152 REAL* blendfac; /* blend factors */
153 REAL* blendpos; /* blend positions */
157 struct GpLineGradient{
166 REAL* blendfac; /* blend factors */
167 REAL* blendpos; /* blend positions */
169 ARGB* pblendcolor; /* preset blend colors */
170 REAL* pblendpos; /* preset blend positions */
177 WrapMode wrap; /* not used yet */
183 BOOL newfigure; /* whether the next drawing action starts a new figure */
184 INT datalen; /* size of the arrays in pathdata */
191 struct GpPathIterator{
193 INT subpath_pos; /* for NextSubpath methods */
194 INT marker_pos; /* for NextMarker methods */
195 INT pathtype_pos; /* for NextPathType methods */
198 struct GpCustomLineCap{
200 BOOL fill; /* TRUE for fill, FALSE for stroke */
201 GpLineCap cap; /* as far as I can tell, this value is ignored */
202 REAL inset; /* how much to adjust the end of the line */
207 struct GpAdustableArrowCap{
229 ImageLockMode lockmode;
231 BYTE *bitmapbits; /* pointer to the buffer we passed in BitmapLockBits */
234 BYTE *bits; /* actual image bits if this is a DIB */
235 INT stride; /* stride of bits if this is a DIB */
238 struct GpCachedBitmap{
248 struct GpImageAttributes{
250 struct color_key colorkeys[ColorAdjustTypeCount];
261 struct GpStringFormat{
265 StringAlignment align;
266 StringTrimming trimming;
267 HotkeyPrefix hkprefix;
268 StringAlignment vertalign;
269 StringDigitSubstitute digitsub;
275 struct GpFontCollection{
276 GpFontFamily **FontFamilies;
283 WCHAR FamilyName[LF_FACESIZE];
287 typedef enum RegionType
289 RegionDataRect = 0x10000000,
290 RegionDataPath = 0x10000001,
291 RegionDataEmptyRect = 0x10000002,
292 RegionDataInfiniteRect = 0x10000003,
295 struct region_element
297 DWORD type; /* Rectangle, Path, SpecialRectangle, or CombineMode */
314 struct region_element *left; /* the original region */
315 struct region_element *right; /* what *left was combined with */