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OpenGLGUIDrawInterfaceC.h

#ifndef __OPENGLGUIDRAWINTERFACEC_H__
#define __OPENGLGUIDRAWINTERFACEC_H__

#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <gl\gl.h>

// forw declaration
namespace PajaSystem {
    class OpenGLGUIDrawInterfaceC;
};

#include "PajaTypes.h"
#include "BBox2C.h"
#include "ColorC.h"
#include "Vector2C.h"
#include "DeviceInterfaceI.h"
#include "GUIDrawInterfaceI.h"
#include "OpenGLViewportC.h"
#include "OpenGLDeviceC.h"


namespace PajaSystem {

    const PluginClass::ClassIdC CLASS_OPENGL_GUIINTERFACE = PluginClass::ClassIdC( 0, 10002 );


    class OpenGLGUIDrawInterfaceC : public GUIDrawInterfaceI
    {
    public:

        virtual Edit::DataBlockI*               create();
        static OpenGLGUIDrawInterfaceC*         create_new( OpenGLDeviceC* pDevice );
        virtual PluginClass::ClassIdC           get_class_id() const;
        virtual const char*                     get_class_name();

        // draws the layout
        virtual void    draw_layout( const PajaTypes::ColorC& rLayout );

        virtual void    begin_layout();
        virtual void    end_layout();

        // Uses specified font.
        virtual void    use_font( HFONT hFont );
        // Draws text using current font.
        virtual void    draw_text( const PajaTypes::Vector2C& rPos, const char* szText );

        // Sets current draw color.
        virtual void    set_color( const PajaTypes::ColorC& rColor );
        // Sets current point size.
        virtual void    set_point_size( PajaTypes::float32 f32Size );
        // Draws a line.
        virtual void    draw_line( const PajaTypes::Vector2C& rFrom, const PajaTypes::Vector2C& rTo );
        // Draws a line.
        virtual void    draw_point( const PajaTypes::Vector2C& rPos );
        // Draws grid to based on latest draw layout call and grid size.
        virtual void    draw_grid( PajaTypes::float32 f32Width, PajaTypes::float32 f32Height, PajaTypes::float32 f32GridSize );
        // Draws selection box.
        virtual void    draw_selection_box( const PajaTypes::Vector2C& rMin, const PajaTypes::Vector2C& rMax );
        // Draw a box.
        virtual void    draw_box( const PajaTypes::Vector2C& rMin, const PajaTypes::Vector2C& rMax );
        // Draws a marker.
        virtual void    draw_marker( const PajaTypes::Vector2C& rPos, PajaTypes::float32 f32Size );

    protected:
        OpenGLGUIDrawInterfaceC();
        OpenGLGUIDrawInterfaceC( OpenGLDeviceC* pDevice );
        virtual ~OpenGLGUIDrawInterfaceC();

    private:
        OpenGLDeviceC*      m_pDevice;
        DWORD               m_dwFontListStart;

    };

};  // namespace

#endif

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