GfxEnvWin.h

/*
* Copyright (C) TES Electronic Solutions GmbH,
* All Rights Reserved.
* Contact: info@guiliani.de
*
* This file is part of the Guiliani HMI framework
* for the development of graphical user interfaces on embedded systems.
*/
 
#ifndef __GFX_ENV_WIN__H__
#define __GFX_ENV_WIN__H__
 
#include "GfxEnv.h"
 
#include "GUIRect.h"
#include <windows.h>
 
 
class CGfxEnvWin : public CGfxEnv
{
public:
    static eC_Bool CreateInstance(
        const HWND& hWnd,
        const SurfaceMode_t& eSurfaceMode,
        const CGUICommonEnums::ImageType_t& eScreenFormat,
        const eC_UInt& uiWidth,
        const eC_UInt& uiHeight,
        const eC_UInt& uiBufferCount = 1,
        const eC_Bool& bResizable = false);
 
#ifdef USE_DEPTH_BUFFER
    eC_Bool EnterFullscreen();
    eC_Bool LeaveFullscreen();
 
    void ClearDepthInfo(const eC_UInt& uiValue);
    eC_UByte GetDepthInfo(const eC_UInt& uiX, const eC_UInt& uiY);
    void PutDepthInfo(const eC_UInt& uiX, const eC_UInt& uiY, const eC_UByte& ubValue, const eC_Bool& bDepthTest);
#endif
 
protected:
    CGfxEnvWin(
        const HWND& hWnd,
        const SurfaceMode_t& eSurfaceMode,
        const CGUICommonEnums::ImageType_t& eScreenFormat,
        const eC_UInt& uiWidth,
        const eC_UInt& uiHeight,
        const eC_UInt& uiBufferCount = 1,
        const eC_Bool& bResizable = false);
 
    virtual ~CGfxEnvWin();
 
    virtual void EndOfRefresh();
 
protected:
    virtual eC_Bool RefreshScreen(const CGUIRect& rkInvalidatedArea);
 
    virtual void** GetFrameBuffers() const;
 
    virtual void SetWindowCaption(const eC_String& kCaption);
 
    virtual eC_Bool SwapBuffers();
 
private:
    void CreateScreen();
 
    LPBITMAPINFO CreateBitmapInfoHeader(
        USHORT nBPP,
        DWORD dwCompression,
        eC_UInt uiWidth,
        eC_UInt uiHeight);
 
    void CreateMemoryDC();
 
#ifdef USE_DEPTH_BUFFER
    void CreateDepthMemoryDC(const eC_UInt& uiWidth, const eC_UInt& uiHeight);
#endif
 
    CGfxEnvWin(const CGfxEnvWin& kSource);
 
    CGfxEnvWin& operator=(const CGfxEnvWin& kSource);
 
private:
    HWND m_hWnd;
 
    HDC m_hFrontBufferDC;
 
    HDC* m_hMemoryDC;
 
    HBITMAP* m_hDCBitmap;
 
    HBITMAP* m_hOldDCBitmap;
 
    BYTE** m_pubBits;
 
    HPEN m_hPen;     
    HPEN m_hPenOld;  
    HBRUSH m_hBrush;   
    HBRUSH m_hBrushOld;
 
    HGLRC m_hRC;    
 
    eC_UInt m_uiDrawBufferIndex;
    eC_UInt m_uiDisplayBufferIndex;
 
#ifdef USE_DEPTH_BUFFER
    // depth info
    eC_UInt m_uiDepthWidth;
    eC_UInt m_uiDepthWidthInPixels;
    HDC* m_hDepthMemoryDC;
    HBITMAP* m_hDCDepthBitmap;
    HBITMAP* m_hOldDCDepthBitmap;
    BYTE** m_pubDepthBits;
#endif
};
#endif