99 lines
2.7 KiB
C
99 lines
2.7 KiB
C
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#ifndef _VIEWBASE_H
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#define _VIEWBASE_H
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#include "Engine.h"
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// forward declarations for the OGLFT fonts
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namespace OGLFT {
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class Monochrome;
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}
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namespace Engine {
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class Module;
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class ModelBase;
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class CameraBase;
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class OverlayBase;
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/** \brief Performs the actual drawing based on Camera and Model
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*/
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class ViewBase : public Module{
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public:
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/** \brief Resizes the View */
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void Resize (int width, int height);
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/** \brief Performs all drawing */
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virtual void Draw ();
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/** \brief Draws a string at the given position using current projection
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* and modelview matrices */
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void DrawGLString (float x, float y, const char* str);
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/** \brief Stores the eye poisition in eye_out */
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void GetCamereEye (float *eye_out);
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/** \brief Calculates the world coordinates to given screen coordinates */
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void CalcWorldCoordinates (int screen_x, int screen_y, float world_y, float *pos_out);
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unsigned int GetWindowWidth () { return mWindowWidth; };
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unsigned int GetWindowHeight () { return mWindowHeight; };
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int GetFrameRate() { return mFrameRate; };
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void SetDrawAxis (bool draw_axis) { mDrawGrid = draw_axis; };
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bool GetDrawAxis () { return mDrawGrid; };
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void SetDrawGrid (bool draw_grid) { mDrawGrid = draw_grid; };
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bool GetDrawGrid () { return mDrawGrid; };
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void SetGridSize (int x, int z) { mGridSizeX = x; mGridSizeZ = z; }
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void AddOverlay (OverlayBase *overlay) { mOverlays.push_back (overlay); };
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/* Input forwarding for the overlays */
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bool SendKeyDown (const SDL_keysym &keysym);
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bool SendKeyUp (const SDL_keysym &keysym);
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bool SendMouseButtonUp (Uint8 button, Uint16 xpos, Uint16 ypos);
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bool SendMouseButtonDown (Uint8 button, Uint16 xpos, Uint16 ypos);
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protected:
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/** \brief Initializes the system */
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int OnInit (int argc, char* argv[]);
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/** \brief Destroys the system (must be called!) */
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void OnDestroy ();
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/** \brief Updates the camera for further drawing */
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virtual void UpdateCamera ();
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/** \brief Draws a grid of 16 x 16 tiles */
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void DrawGrid ();
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/** \brief Draws the level and all the visible Entities */
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virtual void DrawWorld ();
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/** \brief Draws orthographic overlay*/
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void DrawOverlay2D ();
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ModelBase *mModel;
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CameraBase *mCamera;
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std::vector<OverlayBase*> mOverlays;
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/** \brief The height of the canvas we're drawing on */
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unsigned int mWindowHeight;
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/** \brief The width of the canvas we're drawing on */
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unsigned int mWindowWidth;
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/** \brief Stores the current frame rate */
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int mFrameRate;
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bool mDrawAxis;
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bool mDrawGrid;
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int mGridSizeX;
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int mGridSizeZ;
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/** \brief Font that is used in the console */
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OGLFT::Monochrome* mConsoleFont;
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friend class Engine;
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};
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}
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#include "ViewBaseGlobal.h"
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#endif // _VIEWBase_H
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