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 inline void delete_element(region_element *element);
66 static inline INT roundr(REAL x)
68 return (INT) floorf(x + 0.5);
71 static inline REAL deg2rad(REAL degrees)
73 return M_PI * degrees / 180.0;
76 extern const char *debugstr_rectf(CONST RectF* rc);
85 GpCustomLineCap *customstart;
86 GpCustomLineCap *customend;
92 REAL offset; /* dash offset */
101 SmoothingMode smoothing;
102 CompositingQuality compqual;
103 InterpolationMode interpolation;
104 PixelOffsetMode pixeloffset;
105 CompositingMode compmode;
106 TextRenderingHint texthint;
107 GpUnit unit; /* page unit */
108 REAL scale; /* page scale */
109 GpMatrix * worldtrans; /* world transform */
110 BOOL busy; /* hdc handle obtained by GdipGetDC */
112 UINT textcontrast; /* not used yet. get/set only */
113 struct list containers;
114 GraphicsContainer contid; /* last-issued container ID */
125 HatchStyle hatchstyle;
136 struct GpPathGradient{
144 REAL* blendfac; /* blend factors */
145 REAL* blendpos; /* blend positions */
149 struct GpLineGradient{
158 REAL* blendfac; /* blend factors */
159 REAL* blendpos; /* blend positions */
166 WrapMode wrap; /* not used yet */
172 BOOL newfigure; /* whether the next drawing action starts a new figure */
173 INT datalen; /* size of the arrays in pathdata */
180 struct GpPathIterator{
182 INT subpath_pos; /* for NextSubpath methods */
183 INT marker_pos; /* for NextMarker methods */
184 INT pathtype_pos; /* for NextPathType methods */
187 struct GpCustomLineCap{
189 BOOL fill; /* TRUE for fill, FALSE for stroke */
190 GpLineCap cap; /* as far as I can tell, this value is ignored */
191 REAL inset; /* how much to adjust the end of the line */
196 struct GpAdustableArrowCap{
217 ImageLockMode lockmode;
219 BYTE *bitmapbits; /* pointer to the buffer we passed in BitmapLockBits */
222 struct GpCachedBitmap{
232 struct GpImageAttributes{
234 struct color_key colorkeys[ColorAdjustTypeCount];
245 struct GpStringFormat{
249 StringAlignment align;
250 StringTrimming trimming;
251 HotkeyPrefix hkprefix;
252 StringAlignment vertalign;
253 StringDigitSubstitute digitsub;
259 struct GpFontCollection{
260 GpFontFamily **FontFamilies;
267 WCHAR FamilyName[LF_FACESIZE];
271 typedef enum RegionType
273 RegionDataRect = 0x10000000,
274 RegionDataPath = 0x10000001,
275 RegionDataEmptyRect = 0x10000002,
276 RegionDataInfiniteRect = 0x10000003,
279 struct region_element
281 DWORD type; /* Rectangle, Path, SpecialRectangle, or CombineMode */
298 struct region_element *left; /* the original region */
299 struct region_element *right; /* what *left was combined with */