73 lines
1.9 KiB
C++
73 lines
1.9 KiB
C++
#ifndef GRAPHICS_H
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#define GRAPHICS_H
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#include "graphicsdeclarations.h"
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class Graphics
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{
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enum DrawMode {
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DRAW_NONE = 0,
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DRAW_QUADS = 1,
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DRAW_TEXTURE = 2,
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DRAW_COLORED = 4,
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DRAW_COLOR_QUADS = DRAW_QUADS | DRAW_COLORED,
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DRAW_TEXTURE_QUADS = DRAW_QUADS | DRAW_TEXTURE | DRAW_COLORED
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};
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public:
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/// Initialize default OpenGL states
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void init();
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/// Termiante graphics
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void terminate();
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/// Check if a GL extension is supported
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bool isExtensionSupported(const char *extension);
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/// Resizes OpenGL viewport
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void resize(const Size& size);
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/// Restore original viewport
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void restoreViewport();
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/// Called before every render
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void beginRender();
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/// Called after every render
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void endRender();
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void disableDrawing();
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// drawing API
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void drawTexturedRect(const Rect& screenCoords,
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const TexturePtr& texture,
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const Rect& textureCoords = Rect(),
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const Color& color = Color::white);
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void drawRepeatedTexturedRect(const Rect& screenCoords,
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const TexturePtr& texture,
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const Rect& textureCoords,
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const Color& color = Color::white);
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void drawFilledRect(const Rect& screenCoords,
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const Color& color);
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void drawBoundingRect(const Rect& screenCoords,
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const Color& color = Color::green,
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int innerLineWidth = 1);
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const Size& getScreenSize() const { return m_screenSize; }
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private:
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void bindTexture(const TexturePtr& texture, const Color& color = Color::white);
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void bindColor(const Color& color);
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TexturePtr m_boundTexture;
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Color m_boundColor;
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Size m_screenSize;
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DrawMode m_drawMode;
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};
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extern Graphics g_graphics;
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#endif
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