Differential D4045 Diff 17896 ps/trunk/source/gui/ObjectTypes/CMiniMap.h

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ps/trunk/source/gui/ObjectTypes/CMiniMap.h

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	class CMiniMap : public IGUIObject			class CMiniMap : public IGUIObject
	{			{
	GUI_OBJECT(CMiniMap)			GUI_OBJECT(CMiniMap)
	public:			public:
	CMiniMap(CGUI& pGUI);			CMiniMap(CGUI& pGUI);
	virtual ~CMiniMap();			virtual ~CMiniMap();

	/**
	* @return The maximum height for unit passage in water.
	*/
	static float GetShallowPassageHeight();

	protected:			protected:
	virtual void Draw(CCanvas2D& canvas);			virtual void Draw(CCanvas2D& canvas);

	/**			/**
	* @see IGUIObject#HandleMessage()			* @see IGUIObject#HandleMessage()
	*/			*/
	virtual void HandleMessage(SGUIMessage& Message);			virtual void HandleMessage(SGUIMessage& Message);

	/**			/**
	* @see IGUIObject#IsMouseOver()			* @see IGUIObject#IsMouseOver()
	*/			*/
	virtual bool IsMouseOver() const;			virtual bool IsMouseOver() const;

	// create the minimap textures			private:
	void CreateTextures();

	// rebuild the terrain texture map
	void RebuildTerrainTexture();

	// destroy and free any memory and textures
	void Destroy();

	void SetCameraPos();			void SetCameraPos();

	bool FireWorldClickEvent(int button, int clicks);			bool FireWorldClickEvent(int button, int clicks);

	static const CStr EventNameWorldClick;			static const CStr EventNameWorldClick;

	// the terrain we are mini-mapping
	const CTerrain* m_Terrain;

	const CCamera* m_Camera;			const CCamera* m_Camera;

	//Whether or not the mouse is currently down			//Whether or not the mouse is currently down
	bool m_Clicking;			bool m_Clicking;

	// minimap texture handles
	GLuint m_TerrainTexture;

	// texture data
	u32* m_TerrainData;

	// whether we need to regenerate the terrain texture
	bool m_TerrainDirty;

	// Whether to draw a black square around and under the minimap.			// Whether to draw a black square around and under the minimap.
	CGUISimpleSetting<bool> m_Mask;			CGUISimpleSetting<bool> m_Mask;

	ssize_t m_Width, m_Height;			ssize_t m_Width, m_Height;

	// map size			// map size
	ssize_t m_MapSize;			ssize_t m_MapSize;

	// texture size			// texture size
	GLsizei m_TextureSize;			GLsizei m_TextureSize;

	// 1.f if map is circular or 1.414f if square (to shrink it inside the circle)			// 1.f if map is circular or 1.414f if square (to shrink it inside the circle)
	float m_MapScale;			float m_MapScale;

	// maximal water height to allow the passage of a unit (for underwater shallows).
	float m_ShallowPassageHeight;

	float m_WaterHeight;

	void DrawTexture(CShaderProgramPtr shader, float coordMax, float angle, float x, float y, float x2, float y2) const;			void DrawTexture(CShaderProgramPtr shader, float coordMax, float angle, float x, float y, float x2, float y2) const;

	void DrawViewRect(const CMatrix3D& transform) const;			void DrawViewRect(const CMatrix3D& transform) const;

	void GetMouseWorldCoordinates(float& x, float& z) const;			void GetMouseWorldCoordinates(float& x, float& z) const;

	float GetAngle() const;			float GetAngle() const;

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