1 /* 2 3 PictureIterator 4 5 Copyright (c) 2001, 2002 Haiku. 6 7 Authors: 8 Philippe Houdoin 9 Simon Gauvin 10 Michael Pfeiffer 11 12 Permission is hereby granted, free of charge, to any person obtaining a copy of 13 this software and associated documentation files (the "Software"), to deal in 14 the Software without restriction, including without limitation the rights to 15 use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies 16 of the Software, and to permit persons to whom the Software is furnished to do 17 so, subject to the following conditions: 18 19 The above copyright notice and this permission notice shall be included in all 20 copies or substantial portions of the Software. 21 22 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 23 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 24 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 25 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 26 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 27 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 28 THE SOFTWARE. 29 30 */ 31 32 #include "PictureIterator.h" 33 34 // BPicture playback handlers class instance redirectors 35 static void _MovePenBy(void *p, BPoint delta) { return ((PictureIterator *) p)->MovePenBy(delta); } 36 static void _StrokeLine(void *p, BPoint start, BPoint end) { return ((PictureIterator *) p)->StrokeLine(start, end); } 37 static void _StrokeRect(void *p, BRect rect) { return ((PictureIterator *) p)->StrokeRect(rect); } 38 static void _FillRect(void *p, BRect rect) { return ((PictureIterator *) p)->FillRect(rect); } 39 static void _StrokeRoundRect(void *p, BRect rect, BPoint radii) { return ((PictureIterator *) p)->StrokeRoundRect(rect, radii); } 40 static void _FillRoundRect(void *p, BRect rect, BPoint radii) { return ((PictureIterator *) p)->FillRoundRect(rect, radii); } 41 static void _StrokeBezier(void *p, BPoint *control) { return ((PictureIterator *) p)->StrokeBezier(control); } 42 static void _FillBezier(void *p, BPoint *control) { return ((PictureIterator *) p)->FillBezier(control); } 43 static void _StrokeArc(void *p, BPoint center, BPoint radii, float startTheta, float arcTheta) { return ((PictureIterator *) p)->StrokeArc(center, radii, startTheta, arcTheta); } 44 static void _FillArc(void *p, BPoint center, BPoint radii, float startTheta, float arcTheta) { return ((PictureIterator *) p)->FillArc(center, radii, startTheta, arcTheta); } 45 static void _StrokeEllipse(void *p, BPoint center, BPoint radii) { return ((PictureIterator *) p)->StrokeEllipse(center, radii); } 46 static void _FillEllipse(void *p, BPoint center, BPoint radii) { return ((PictureIterator *) p)->FillEllipse(center, radii); } 47 static void _StrokePolygon(void *p, int32 numPoints, BPoint *points, bool isClosed) { return ((PictureIterator *) p)->StrokePolygon(numPoints, points, isClosed); } 48 static void _FillPolygon(void *p, int32 numPoints, BPoint *points, bool isClosed) { return ((PictureIterator *) p)->FillPolygon(numPoints, points, isClosed); } 49 static void _StrokeShape(void * p, BShape *shape) { return ((PictureIterator *) p)->StrokeShape(shape); } 50 static void _FillShape(void * p, BShape *shape) { return ((PictureIterator *) p)->FillShape(shape); } 51 static void _DrawString(void *p, char *string, float deltax, float deltay) { return ((PictureIterator *) p)->DrawString(string, deltax, deltay); } 52 static void _DrawPixels(void *p, BRect src, BRect dest, int32 width, int32 height, int32 bytesPerRow, int32 pixelFormat, int32 flags, void *data) 53 { return ((PictureIterator *) p)->DrawPixels(src, dest, width, height, bytesPerRow, pixelFormat, flags, data); } 54 static void _SetClippingRects(void *p, BRect *rects, uint32 numRects) { return ((PictureIterator *) p)->SetClippingRects(rects, numRects); } 55 static void _ClipToPicture(void * p, BPicture *picture, BPoint point, bool clip_to_inverse_picture) { return ((PictureIterator *) p)->ClipToPicture(picture, point, clip_to_inverse_picture); } 56 static void _PushState(void *p) { return ((PictureIterator *) p)->PushState(); } 57 static void _PopState(void *p) { return ((PictureIterator *) p)->PopState(); } 58 static void _EnterStateChange(void *p) { return ((PictureIterator *) p)->EnterStateChange(); } 59 static void _ExitStateChange(void *p) { return ((PictureIterator *) p)->ExitStateChange(); } 60 static void _EnterFontState(void *p) { return ((PictureIterator *) p)->EnterFontState(); } 61 static void _ExitFontState(void *p) { return ((PictureIterator *) p)->ExitFontState(); } 62 static void _SetOrigin(void *p, BPoint pt) { return ((PictureIterator *) p)->SetOrigin(pt); } 63 static void _SetPenLocation(void *p, BPoint pt) { return ((PictureIterator *) p)->SetPenLocation(pt); } 64 static void _SetDrawingMode(void *p, drawing_mode mode) { return ((PictureIterator *) p)->SetDrawingMode(mode); } 65 static void _SetLineMode(void *p, cap_mode capMode, join_mode joinMode, float miterLimit) { return ((PictureIterator *) p)->SetLineMode(capMode, joinMode, miterLimit); } 66 static void _SetPenSize(void *p, float size) { return ((PictureIterator *) p)->SetPenSize(size); } 67 static void _SetForeColor(void *p, rgb_color color) { return ((PictureIterator *) p)->SetForeColor(color); } 68 static void _SetBackColor(void *p, rgb_color color) { return ((PictureIterator *) p)->SetBackColor(color); } 69 static void _SetStipplePattern(void *p, pattern pat) { return ((PictureIterator *) p)->SetStipplePattern(pat); } 70 static void _SetScale(void *p, float scale) { return ((PictureIterator *) p)->SetScale(scale); } 71 static void _SetFontFamily(void *p, char *family) { return ((PictureIterator *) p)->SetFontFamily(family); } 72 static void _SetFontStyle(void *p, char *style) { return ((PictureIterator *) p)->SetFontStyle(style); } 73 static void _SetFontSpacing(void *p, int32 spacing) { return ((PictureIterator *) p)->SetFontSpacing(spacing); } 74 static void _SetFontSize(void *p, float size) { return ((PictureIterator *) p)->SetFontSize(size); } 75 static void _SetFontRotate(void *p, float rotation) { return ((PictureIterator *) p)->SetFontRotate(rotation); } 76 static void _SetFontEncoding(void *p, int32 encoding) { return ((PictureIterator *) p)->SetFontEncoding(encoding); } 77 static void _SetFontFlags(void *p, int32 flags) { return ((PictureIterator *) p)->SetFontFlags(flags); } 78 static void _SetFontShear(void *p, float shear) { return ((PictureIterator *) p)->SetFontShear(shear); } 79 static void _SetFontFace(void * p, int32 flags) { return ((PictureIterator *) p)->SetFontFace(flags); } 80 81 // undefined or undocumented operation handlers... 82 static void _op0(void * p) { return ((PictureIterator *) p)->Op(0); } 83 static void _op19(void * p) { return ((PictureIterator *) p)->Op(19); } 84 static void _op45(void * p) { return ((PictureIterator *) p)->Op(45); } 85 static void _op47(void * p) { return ((PictureIterator *) p)->Op(47); } 86 static void _op48(void * p) { return ((PictureIterator *) p)->Op(48); } 87 static void _op49(void * p) { return ((PictureIterator *) p)->Op(49); } 88 89 // Private Variables 90 // ----------------- 91 92 static void * 93 playbackHandlers[] = { 94 (void *)_op0, // 0 no operation 95 (void *)_MovePenBy, // 1 MovePenBy(void *user, BPoint delta) 96 (void *)_StrokeLine, // 2 StrokeLine(void *user, BPoint start, BPoint end) 97 (void *)_StrokeRect, // 3 StrokeRect(void *user, BRect rect) 98 (void *)_FillRect, // 4 FillRect(void *user, BRect rect) 99 (void *)_StrokeRoundRect, // 5 StrokeRoundRect(void *user, BRect rect, BPoint radii) 100 (void *)_FillRoundRect, // 6 FillRoundRect(void *user, BRect rect, BPoint radii) 101 (void *)_StrokeBezier, // 7 StrokeBezier(void *user, BPoint *control) 102 (void *)_FillBezier, // 8 FillBezier(void *user, BPoint *control) 103 (void *)_StrokeArc, // 9 StrokeArc(void *user, BPoint center, BPoint radii, float startTheta, float arcTheta) 104 (void *)_FillArc, // 10 FillArc(void *user, BPoint center, BPoint radii, float startTheta, float arcTheta) 105 (void *)_StrokeEllipse, // 11 StrokeEllipse(void *user, BPoint center, BPoint radii) 106 (void *)_FillEllipse, // 12 FillEllipse(void *user, BPoint center, BPoint radii) 107 (void *)_StrokePolygon, // 13 StrokePolygon(void *user, int32 numPoints, BPoint *points, bool isClosed) 108 (void *)_FillPolygon, // 14 FillPolygon(void *user, int32 numPoints, BPoint *points, bool isClosed) 109 (void *)_StrokeShape, // 15 StrokeShape(void *user, BShape *shape) 110 (void *)_FillShape, // 16 FillShape(void *user, BShape *shape) 111 (void *)_DrawString, // 17 DrawString(void *user, char *string, float deltax, float deltay) 112 (void *)_DrawPixels, // 18 DrawPixels(void *user, BRect src, BRect dest, int32 width, int32 height, int32 bytesPerRow, int32 pixelFormat, int32 flags, void *data) 113 (void *)_op19, // 19 *reserved* 114 (void *)_SetClippingRects, // 20 SetClippingRects(void *user, BRect *rects, uint32 numRects) 115 (void *)_ClipToPicture, // 21 ClipToPicture(void *user, BPicture *picture, BPoint pt, bool clip_to_inverse_picture) 116 (void *)_PushState, // 22 PushState(void *user) 117 (void *)_PopState, // 23 PopState(void *user) 118 (void *)_EnterStateChange, // 24 EnterStateChange(void *user) 119 (void *)_ExitStateChange, // 25 ExitStateChange(void *user) 120 (void *)_EnterFontState, // 26 EnterFontState(void *user) 121 (void *)_ExitFontState, // 27 ExitFontState(void *user) 122 (void *)_SetOrigin, // 28 SetOrigin(void *user, BPoint pt) 123 (void *)_SetPenLocation, // 29 SetPenLocation(void *user, BPoint pt) 124 (void *)_SetDrawingMode, // 30 SetDrawingMode(void *user, drawing_mode mode) 125 (void *)_SetLineMode, // 31 SetLineMode(void *user, cap_mode capMode, join_mode joinMode, float miterLimit) 126 (void *)_SetPenSize, // 32 SetPenSize(void *user, float size) 127 (void *)_SetForeColor, // 33 SetForeColor(void *user, rgb_color color) 128 (void *)_SetBackColor, // 34 SetBackColor(void *user, rgb_color color) 129 (void *)_SetStipplePattern, // 35 SetStipplePattern(void *user, pattern p) 130 (void *)_SetScale, // 36 SetScale(void *user, float scale) 131 (void *)_SetFontFamily, // 37 SetFontFamily(void *user, char *family) 132 (void *)_SetFontStyle, // 38 SetFontStyle(void *user, char *style) 133 (void *)_SetFontSpacing, // 39 SetFontSpacing(void *user, int32 spacing) 134 (void *)_SetFontSize, // 40 SetFontSize(void *user, float size) 135 (void *)_SetFontRotate, // 41 SetFontRotate(void *user, float rotation) 136 (void *)_SetFontEncoding, // 42 SetFontEncoding(void *user, int32 encoding) 137 (void *)_SetFontFlags, // 43 SetFontFlags(void *user, int32 flags) 138 (void *)_SetFontShear, // 44 SetFontShear(void *user, float shear) 139 (void *)_op45, // 45 *reserved* 140 (void *)_SetFontFace, // 46 SetFontFace(void *user, int32 flags) 141 (void *)_op47, 142 (void *)_op48, 143 (void *)_op49, 144 145 NULL 146 }; 147 148 void 149 PictureIterator::Iterate(BPicture* picture) { 150 picture->Play(playbackHandlers, 50, this); 151 } 152