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/*
* GraphLCD driver library
*
* gu126x64D-K610A4.h - 8-bit driver module for Noritake GU126x64D-K610A4 VFD
* displays. The VFD is operating in its 8 bit-mode
* connected to a single PC parallel port.
*
* based on:
* gu256x64-372 driver module for graphlcd
* (c) 2004 Andreas 'randy' Weinberger (randy AT smue.org)
* gu256x64-3900 driver module for graphlcd
* (c) 2004 Ralf Mueller (ralf AT bj-ig.de)
* gu140x32f driver module for graphlcd
* (c) 2003 Andreas Brachold <vdr04 AT deltab.de>
* ks0108 driver module for graphlcd
* (c) 2004 Andreas 'randy' Weinberger (randy AT smue.org)
*
* This file is released under the GNU General Public License. Refer
* to the COPYING file distributed with this package.
*
* (c) 2007 Alexander Rieger (Alexander.Rieger AT inka.de)
* (c) 2011 Wolfgang Astleitner <mrwastl AT users.sourceforge.net>
*/
#ifndef _GLCDDRIVERS_GU126X64D_K610A4_H_
#define _GLCDDRIVERS_GU126X64D_K610A4_H_
#include "driver.h"
//===============================================================================
// namespace GLCD
//===============================================================================
namespace GLCD
{
class cDriverConfig;
class cParallelPort;
//===============================================================================
// class cDriverGU126X64D_K610A4
//===============================================================================
class cDriverGU126X64D_K610A4 : public cDriver
{
public:
//---------------------------------------------------------------------------
// constructor/destructor
//---------------------------------------------------------------------------
cDriverGU126X64D_K610A4(cDriverConfig * config);
virtual ~cDriverGU126X64D_K610A4();
//---------------------------------------------------------------------------
// from cDriver
//---------------------------------------------------------------------------
virtual int Init();
virtual int DeInit();
virtual void Clear();
virtual void SetPixel (int x, int y, uint32_t data);
//virtual void Set8Pixels(int x, int y, unsigned char data);
virtual void Refresh(bool refreshAll = false);
virtual void SetBrightness(unsigned int percent);
//---------------------------------------------------------------------------
// display-specific enums/methods/etc.
//---------------------------------------------------------------------------
enum FontType
{
FONT_PROP_SML
, FONT_FIX_MED
, FONT_FIX_BIG
};
int cmdReset ();
int cmdPower (bool fOn);
int cmdLock (bool fLock);
int cmdSetCursorPos (unsigned char x, unsigned char y);
int cmdGraphicWrite (unsigned char count);
int cmdGraphicData (unsigned char data);
int cmdSetBrightness(unsigned int percent);
int cmdSetFont (FontType);
int cmdWriteText (const char *theText);
int cmdDrawRect (unsigned char x1, unsigned char y1, unsigned char x2, unsigned char y2);
int cmdSetMacro (unsigned char theMacroNum, unsigned char theCountBytes);
int cmdSetPixel (bool fSet = true);
int cmdClrPixel ();
void claimPort();
void releasePort();
private:
//---------------------------------------------------------------------------
// helper methods
//---------------------------------------------------------------------------
void clearVFDMem();
int checkSetup();
int initParallelPort();
void initDisplay();
bool waitForStatus(unsigned char theMask, unsigned char theValue, int theMaxWait);
void writeParallel(unsigned char data);
int write(unsigned char data);
void ensureNotInGraphics();
bool isLogEnabled(int theLevel) const;
//---------------------------------------------------------------------------
// attributes
//---------------------------------------------------------------------------
cParallelPort *port;
cDriverConfig *config;
cDriverConfig *oldConfig;
int myNumRows;
unsigned char **myDrawMem;
unsigned char **myVFDMem;
bool myUseSleepInit;
long myPortDelayNS;
long myDelay125NS;
int myRefreshCounter;
int myClaimCounter;
int myDataPendingCounter;
unsigned int myLogFlags;
}; // class cDriverGU126X64D_K610A4
} // namespace GLCD
#endif
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