1 /* 2 * Copyright 2001-2007, Haiku Inc. 3 * Distributed under the terms of the MIT License. 4 * 5 * Authors: 6 * Marc Flerackers (mflerackers@androme.be) 7 * Stefano Ceccherini (stefano.ceccherini@gmail.com) 8 * Marcus Overhagen (marcus@overhagen.de) 9 */ 10 #ifndef _PICTURE_PLAYER_H 11 #define _PICTURE_PLAYER_H 12 13 /*! PicturePlayer is used to play picture data. */ 14 15 16 #include <GraphicsDefs.h> 17 #include <InterfaceDefs.h> 18 #include <Point.h> 19 #include <Rect.h> 20 21 22 class BAffineTransform; 23 class BList; 24 class BPicture; 25 class BShape; 26 class Layer; 27 28 29 namespace BPrivate { 30 31 32 struct picture_player_callbacks { 33 void (*move_pen_by)(void* userData, const BPoint& where); 34 void (*stroke_line)(void* userData, const BPoint& start, const BPoint& end); 35 void (*draw_rect)(void* userData, const BRect& rect, bool fill); 36 void (*draw_round_rect)(void* userData, const BRect& rect, 37 const BPoint& radii, bool fill); 38 void (*draw_bezier)(void* userData, size_t numControlPoints, 39 const BPoint controlPoints[], bool fill); 40 void (*draw_arc)(void* userData, const BPoint& center, const BPoint& radii, 41 float startTheta, float arcTheta, bool fill); 42 void (*draw_ellipse)(void* userData, const BRect& rect, bool fill); 43 void (*draw_polygon)(void* userData, size_t numPoints, 44 const BPoint points[], bool isClosed, bool fill); 45 void (*draw_shape)(void* userData, const BShape& shape, bool fill); 46 void (*draw_string)(void* userData, const char* string, size_t length, 47 float spaceEscapement, float nonSpaceEscapement); 48 void (*draw_pixels)(void* userData, const BRect& source, 49 const BRect& destination, uint32 width, uint32 height, 50 size_t bytesPerRow, color_space pixelFormat, uint32 flags, 51 const void* data, size_t length); 52 void (*draw_picture)(void* userData, const BPoint& where, int32 token); 53 void (*set_clipping_rects)(void* userData, size_t numRects, 54 const BRect rects[]); 55 void (*clip_to_picture)(void* userData, int32 token, 56 const BPoint& where, bool clipToInverse); 57 void (*push_state)(void* userData); 58 void (*pop_state)(void* userData); 59 void (*enter_state_change)(void* userData); 60 void (*exit_state_change)(void* userData); 61 void (*enter_font_state)(void* userData); 62 void (*exit_font_state)(void* userData); 63 void (*set_origin)(void* userData, const BPoint& origin); 64 void (*set_pen_location)(void* userData, const BPoint& location); 65 void (*set_drawing_mode)(void* userData, drawing_mode mode); 66 void (*set_line_mode)(void* userData, cap_mode capMode, join_mode joinMode, 67 float miterLimit); 68 void (*set_pen_size)(void* userData, float size); 69 void (*set_fore_color)(void* userData, const rgb_color& color); 70 void (*set_back_color)(void* userData, const rgb_color& color); 71 void (*set_stipple_pattern)(void* userData, const pattern& patter); 72 void (*set_scale)(void* userData, float scale); 73 void (*set_font_family)(void* userData, const char* familyName, 74 size_t length); 75 void (*set_font_style)(void* userData, const char* styleName, 76 size_t length); 77 void (*set_font_spacing)(void* userData, uint8 spacing); 78 void (*set_font_size)(void* userData, float size); 79 void (*set_font_rotation)(void* userData, float rotation); 80 void (*set_font_encoding)(void* userData, uint8 encoding); 81 void (*set_font_flags)(void* userData, uint32 flags); 82 void (*set_font_shear)(void* userData, float shear); 83 void (*set_font_face)(void* userData, uint16 face); 84 void (*set_blending_mode)(void* userData, source_alpha alphaSourceMode, 85 alpha_function alphaFunctionMode); 86 void (*set_transform)(void* userData, const BAffineTransform& transform); 87 void (*translate_by)(void* userData, double x, double y); 88 void (*scale_by)(void* userData, double x, double y); 89 void (*rotate_by)(void* userData, double angleRadians); 90 void (*blend_layer)(void* userData, Layer* layer); 91 void (*clip_to_rect)(void* userData, const BRect& rect, bool inverse); 92 void (*clip_to_shape)(void* userData, int32 opCount, const uint32 opList[], 93 int32 ptCount, const BPoint ptList[], bool inverse); 94 }; 95 96 97 class PicturePlayer { 98 public: 99 PicturePlayer(); 100 PicturePlayer(const void* data, size_t size, BList* pictures); 101 virtual ~PicturePlayer(); 102 103 status_t Play(void** callbacks, int32 tableEntries, 104 void* userData); 105 status_t Play(const picture_player_callbacks& callbacks, 106 size_t callbacksSize, void* userData); 107 108 private: 109 status_t _Play(const picture_player_callbacks& callbacks, void* userData, 110 const void* data, size_t length, uint16 parentOp); 111 112 const void* fData; 113 size_t fSize; 114 BList* fPictures; 115 }; 116 117 } // namespace BPrivate 118 119 #endif // _PICTURE_PLAYER_H 120