/*

 * GraphLCD driver library

 *

 * avrctl.h  -  AVR controlled LCD driver class

 *

 * This file is released under the GNU General Public License. Refer

 * to the COPYING file distributed with this package.

 *

 * (c) 2005 Andreas Regel <andreas.regel AT powarman.de>

 */

#ifndef _GLCDDRIVERS_AVRCTL_H_

#define _GLCDDRIVERS_AVRCTL_H_

#include "driver.h"

namespace GLCD

{

class cDriverConfig;

class cSerialPort;

class cDriverAvrCtl : public cDriver

{

private:

    cSerialPort * port;

    unsigned char ** newLCD; // wanted state

    unsigned char ** oldLCD; // current state

    cDriverConfig * config;

    cDriverConfig * oldConfig;

    int refreshCounter;

    int WaitForAck(void);

    void CmdSysSync(void);

    void CmdDispClearScreen(void);

    void CmdDispSwitchScreen(void);

    void CmdDispSetBrightness(unsigned char percent);

    void CmdDispSetColData(uint16_t column, uint16_t offset, uint16_t length, uint8_t * data);

    void CmdDispUpdate(void);

    int CheckSetup();

public:

    cDriverAvrCtl(cDriverConfig * config);

    virtual ~cDriverAvrCtl();

    virtual int Init();

    virtual int DeInit();

    virtual void Clear();

    virtual void Set8Pixels(int x, int y, unsigned char data);

    virtual void Refresh(bool refreshAll = false);

    virtual void SetBrightness(unsigned int percent);

};

} // end of namespace

#endif