FIFE
2008.0
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00001 /*************************************************************************** 00002 * Copyright (C) 2005-2008 by the FIFE team * 00003 * http://www.fifengine.de * 00004 * This file is part of FIFE. * 00005 * * 00006 * FIFE is free software; you can redistribute it and/or * 00007 * modify it under the terms of the GNU Lesser General Public * 00008 * License as published by the Free Software Foundation; either * 00009 * version 2.1 of the License, or (at your option) any later version. * 00010 * * 00011 * This library is distributed in the hope that it will be useful, * 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * 00014 * Lesser General Public License for more details. * 00015 * * 00016 * You should have received a copy of the GNU Lesser General Public * 00017 * License along with this library; if not, write to the * 00018 * Free Software Foundation, Inc., * 00019 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * 00020 ***************************************************************************/ 00021 00022 #ifndef FIFE_VIDEO_RENDERBACKENDS_SDL_SDLIMAGE_H 00023 #define FIFE_VIDEO_RENDERBACKENDS_SDL_SDLIMAGE_H 00024 00025 // Standard C++ library includes 00026 00027 // 3rd party library includes 00028 #include <SDL_video.h> 00029 00030 // FIFE includes 00031 // These includes are split up in two parts, separated by one empty line 00032 // First block: files included from the FIFE root src directory 00033 // Second block: files included from the same folder 00034 #include "video/image.h" 00035 00036 namespace FIFE { 00037 00040 class SDLImage : public Image { 00041 public: 00042 SDLImage(SDL_Surface* surface); 00043 SDLImage(const uint8_t* data, unsigned int width, unsigned int height); 00044 virtual ~SDLImage(); 00045 void invalidate() {}; //do nothing for SDL images (for now) 00046 void render(const Rect& rect, SDL_Surface* dst, unsigned char alpha = 255); 00047 void saveImage(const std::string& filename); 00048 bool putPixel(int x, int y, int r, int g, int b, int a = 255); 00049 void drawLine(const Point& p1, const Point& p2, int r, int g, int b, int a = 255); 00050 void drawTriangle(const Point& p1, const Point& p2, const Point& p3, int r, int g, int b, int a = 255); 00051 void drawRectangle(const Point& p, uint16_t w, uint16_t h, uint8_t r, uint8_t g, uint8_t b, uint8_t a = 255); 00052 void fillRectangle(const Point& p, uint16_t w, uint16_t h, uint8_t r, uint8_t g, uint8_t b, uint8_t a = 255); 00053 void drawQuad(const Point& p1, const Point& p2, const Point& p3, const Point& p4, int r, int g, int b, int a = 255); 00054 void drawVertex(const Point& p, const uint8_t size, int r, int g, int b, int a = 255); 00055 void drawLightPrimitive(const Point& p, uint8_t intensity, float radius, int subdivisions, float xstretch, float ystretch, uint8_t red, uint8_t green, uint8_t blue); 00056 00057 protected: 00058 void setClipArea(const Rect& cliparea, bool clear); 00059 00060 private: 00061 // Call this before rendering 00062 void finalize(); 00063 00069 SDL_Surface* optimize(SDL_Surface* surface); 00070 00071 void resetSdlimage(); 00072 00073 // SDLSurface used to create the SDLImage. 00074 Uint8 m_last_alpha; 00075 // Is the surface already optimized for rendering 00076 bool m_finalized; 00077 SDL_Color m_colorkey; 00078 // Surface for zoom 00079 SDL_Surface* m_zoom_surface; 00080 float m_scale_x; 00081 float m_scale_y; 00082 }; 00083 00084 } 00085 00086 #endif