GfxEnvCDC.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 __GFXENV_CDC_H__
#define __GFXENV_CDC_H__
 
#include "GfxEnv.h"
 
// include header files for CDC
#include <cdc.h>
#include <linux/cdc_linux.h>
 
class CGfxEnvCDC : public CGfxEnv
{
public:
    static eC_Bool CreateInstance(
        const CGUICommonEnums::ImageType_t& eScreenFormat,
        const eC_UInt& uiWidth,
        const eC_UInt& uiHeight,
        const eC_UInt& uiBufferCount,
        const eC_Bool& bResizable);
 
    virtual void EndOfRefresh();
 
    virtual eC_Bool UpdateLayerBuffers(
        const eC_UInt& uiLayerID,
        void* pkRenderBuffer,
        void* pkDisplayBuffer,
        const eC_UInt& uiWidth,
        const eC_UInt& uiHeight);
 
    static void Vsync(uint32_t data);
 
private:
    CGfxEnvCDC(
        const CGUICommonEnums::ImageType_t& eScreenFormat,
        const eC_UInt& uiWidth,
        const eC_UInt& uiHeight,
        const eC_UInt& uiBufferCount,
        const eC_Bool& bResizable);
 
    virtual ~CGfxEnvCDC(void);
 
    cdc_uint8 GetPixelMode(const CGUICommonEnums::ImageType_t& eScreenFormat) const;
 
private:
    // handle for the CDC controller
    cdc_handle m_pkCDCHandle;
 
    // vsync indicator for synchronization between D/AVE HD and CDC
    static volatile int ms_iVSyncIRQ;
 
    cdc_linux_settings m_kCDCSettings;
    int m_iDeviceCDC;
};
#endif