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/*
* GraphLCD driver library
*
* driver.h - driver base class
*
* parts were taken from graphlcd plugin for the Video Disc Recorder
* (c) 2001-2004 Carsten Siebholz <c.siebholz AT t-online.de>
*
* This file is released under the GNU General Public License. Refer
* to the COPYING file distributed with this package.
*
* (c) 2004-2010 Andreas Regel <andreas.regel AT powarman.de>
* (c) 2010-2011 Wolfgang Astleitner <mrwastl AT users sourceforge net>
*/
#ifndef _GLCDDRIVERS_DRIVER_H_
#define _GLCDDRIVERS_DRIVER_H_
#include <stdint.h>
#include "../glcdgraphics/bitmap.h"
// for strcasecmp
#include <strings.h>
namespace GLCD
{
class cGLCDEvent {
public:
virtual ~cGLCDEvent() {}
};
class cSimpleTouchEvent : public cGLCDEvent {
public:
int x;
int y;
int touch;
cSimpleTouchEvent();
};
class cDriver
{
protected:
int width;
int height;
virtual bool GetDriverFeature (const std::string & Feature, int & value) { return false; }
public:
cDriver();
virtual ~cDriver() {}
int Width() const { return width; }
int Height() const { return height; }
virtual int Init() { return 0; }
virtual int DeInit() { return 0; }
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 SetScreen(const unsigned char * data, int width, int height, int lineSize);
virtual void SetScreen(const uint32_t *data, int width, int height);
virtual void Refresh(bool refreshAll = false) {}
virtual void SetBrightness(unsigned int percent) {}
virtual GLCD::cColor GetBackgroundColor(void) { return GLCD::cColor(GLCD::cColor::White); }
virtual bool SetFeature (const std::string & Feature, int value) { return false; }
GLCD::cColor GetForegroundColor(void) {
return GLCD::cColor(GetBackgroundColor()).Invert();
}
// not to be overridden, override GetDriverFeature() instead
// the following feature names (case insensitive!) are guaranteed to give results:
// 'depth' colour depth, default: 1
// 'ismonochrome' is lcd a monochrome display?, default: true (1)
// the following feature names are pre-defined but default to false (0)
// 'isgreyscale', 'isgrayscale' is lcd a greyscale display?
// 'iscolour', 'iscolor' is lcd a colour display?
// 'touch', 'touchscreen' is a touchscreen supported and available?
bool GetFeature (const std::string & Feature, int & value) {
if (GetDriverFeature(Feature, value)) {
return true;
} else if (strcasecmp(Feature.c_str(), "depth") == 0) {
value = 1;
return true;
} else if (strcasecmp(Feature.c_str(), "ismonochrome") == 0) {
value = 1; // true == 1, false == 0
return true;
} else if (strcasecmp(Feature.c_str(), "isgreyscale") == 0 || strcasecmp(Feature.c_str(), "isgrayscale") == 0) {
value = 0; // true == 1, false == 0
return true;
} else if (strcasecmp(Feature.c_str(), "iscolour") == 0 || strcasecmp(Feature.c_str(), "iscolor") == 0) {
value = 0; // true == 1, false == 0
return true;
} else if (strcasecmp(Feature.c_str(), "touch") == 0 || strcasecmp(Feature.c_str(), "touchscreen") == 0) {
value = 0; // true == 1, false == 0
return true;
}
value = 0;
return false;
}
virtual cGLCDEvent * GetEvent(void) { return NULL; }
};
} // end of namespace
#endif
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