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GraphicsViewportI.h

//-------------------------------------------------------------------------
//
// File:        GraphicsViewportI.h
// Desc:        Graphics viewport interface.
// Author:      memon <memon@inside.org>
//
//-------------------------------------------------------------------------
//  Copyright (c) 2000-2002 Moppi Productions. All Rights Reserved.
//  This file is part of Moppi Demopaja SDK. For conditions of 
//  distribution and use, see the accompanying license.txt file.
//  http://moppi.inside.org/demopaja/
//-------------------------------------------------------------------------

#ifndef __DEMOPAJA_GRAPHICSVIEWPORTI_H__
#define __DEMOPAJA_GRAPHICSVIEWPORTI_H__

#include "PajaTypes.h"
#include "DeviceInterfaceI.h"
#include "Vector2C.h"
#include "BBox2C.h"
#include "FileIO.h"


namespace PajaSystem {

    const PluginClass::SuperClassIdC        GRAPHICSDEVICE_VIEWPORT_INTERFACE = PluginClass::SuperClassIdC( 0x3000002 );



    class GraphicsViewportI : public DeviceInterfaceI
    {
    public:

        virtual PluginClass::SuperClassIdC      get_super_class_id() const;
        virtual PajaTypes::uint32               save( FileIO::SaveC* pSave );
        virtual PajaTypes::uint32               load( FileIO::LoadC* pLoad );


        virtual void                set_perspective( const PajaTypes::BBox2C& rBBox, PajaTypes::float32 f32FOV, PajaTypes::float32 f32Aspect,
                                        PajaTypes::float32 f32ZNear, PajaTypes::float32 f32ZFar ) = 0;


        virtual void                set_ortho( const PajaTypes::BBox2C& rBBox,
                                        PajaTypes::float32 f32Left, PajaTypes::float32 f32Right,
                                        PajaTypes::float32 f32Top, PajaTypes::float32 f32Bottom,
                                        PajaTypes::float32 f32ZNear = -1, PajaTypes::float32 f32ZFar = 1 ) = 0;


        virtual void                set_ortho_pixel( const PajaTypes::BBox2C& rBBox, PajaTypes::float32 f32ZNear = -1, PajaTypes::float32 f32ZFar = 1 ) = 0;

        virtual PajaTypes::Vector2C client_to_layout( const PajaTypes::Vector2C& rVec ) = 0;
        virtual PajaTypes::Vector2C layout_to_client( const PajaTypes::Vector2C& rVec ) = 0;
        virtual PajaTypes::Vector2C delta_client_to_layout( const PajaTypes::Vector2C& rVec ) = 0;
        virtual PajaTypes::Vector2C delta_layout_to_client( const PajaTypes::Vector2C& rVec ) = 0;

        virtual const PajaTypes::BBox2C&    get_viewport() = 0;
        virtual const PajaTypes::BBox2C&    get_layout() = 0;
        virtual PajaTypes::int32            get_width() = 0;
        virtual PajaTypes::int32            get_height() = 0;
        virtual PajaTypes::float32          get_pixel_aspect_ratio() = 0;

        virtual void                set_pixel_aspect_ratio( PajaTypes::float32 f32PixelAspect ) = 0;
        virtual void                set_dimension( PajaTypes::int32 i32PosX, PajaTypes::int32 i32PosY, PajaTypes::int32 i32Width, PajaTypes::int32 i32Height ) = 0;
        virtual void                set_viewport( const PajaTypes::BBox2C& rViewport ) = 0;
        virtual void                set_layout( const PajaTypes::BBox2C& rLayout ) = 0;

        virtual void                activate() = 0;

    protected:
        GraphicsViewportI();
        virtual ~GraphicsViewportI();
    };

};

#endif // __DEMOPAJA_GRAPHICSVIEWPORTI_H__

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