diff options
| author | Felix Domke <tmbinc@elitedvb.net> | 2003-10-17 15:36:42 +0000 |
|---|---|---|
| committer | Felix Domke <tmbinc@elitedvb.net> | 2003-10-17 15:36:42 +0000 |
| commit | d63d2c3c6cbbd574dda4f8b00ebe6c661735edd5 (patch) | |
| tree | 84d0cacfd0b6c1241c236c7860f7cbd7f26901bb /lib/gdi/lcd.cpp | |
| download | enigma2-d63d2c3c6cbbd574dda4f8b00ebe6c661735edd5.tar.gz enigma2-d63d2c3c6cbbd574dda4f8b00ebe6c661735edd5.zip | |
import of enigma2
Diffstat (limited to 'lib/gdi/lcd.cpp')
| -rw-r--r-- | lib/gdi/lcd.cpp | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/lib/gdi/lcd.cpp b/lib/gdi/lcd.cpp new file mode 100644 index 00000000..844ad08f --- /dev/null +++ b/lib/gdi/lcd.cpp @@ -0,0 +1,210 @@ +#ifndef DISABLE_LCD + +#include <lib/gdi/lcd.h> + +#include <unistd.h> +#include <fcntl.h> +#include <sys/ioctl.h> + +#include <dbox/fp.h> +#include <dbox/lcd-ks0713.h> + +#include <lib/gdi/esize.h> +#include <lib/base/init.h> +#include <lib/base/init_num.h> +#include <lib/gdi/glcddc.h> +#include <lib/base/econfig.h> + +eDBoxLCD *eDBoxLCD::instance; + +eLCD::eLCD(eSize size): res(size) +{ + locked=0; + _buffer=new unsigned char[res.height()*res.width()]; + _stride=res.width(); +} + +eLCD::~eLCD() +{ + delete [] _buffer; +} + +int eLCD::lock() +{ + if (locked) + return -1; + + locked=1; + return lcdfd; +} + +void eLCD::unlock() +{ + read( lcdfd, NULL, 0); + if ( errno == 9 ) + { + eDebug("reopen lcd"); + lcdfd=open("/dev/dbox/lcd0", O_RDWR); // reopen device + } + else + eDebug("do not reopen lcd.. errno = %d", errno); + + locked=0; +} + +/* void eLCD::line(ePoint start, ePoint dst, int color) +{ +int Ax=start.x(), // dieser code rult ganz ganz doll weil er ganz ganz fast ist und auch sehr gut dokumentiert is +Ay=start.y(), Bx=dst.x(), // t. es handelt sich immerhin um den weltbekannten bresenham algorithmus der nicht nur +By=dst.y(); int dX, dY, fbXincr, // sehr schnell ist sondern auch sehr gut dokumentiert und getestet wurde. nicht +fbYincr, fbXYincr, dPr, dPru, P; __u8 // nur auf dem LCD der dbox, sondern auch ueberall anders. und auch auf der +*AfbAddr = &buffer()[Ay*stride()+Ax]; __u8 // dbox mit LCD soll das teil nun tun, und ich denke das tut es. ausse +*BfbAddr = &buffer()[By*stride()+Bx]; fbXincr= // rdem hat dieser algo den vorteil dass man fehler sehr leicht fi +1; if ( (dX=Bx-Ax) >= 0) goto AFTERNEGX; dX=-dX; // ndet und beheben kann. das liegt nicht zuletzt an den komment +fbXincr=-1; AFTERNEGX: fbYincr=stride(); if ( (dY=By // aren. und ausserdem, je kuerzer der code, desto weniger k +-Ay) >= 0) goto AFTERNEGY; fbYincr=-stride(); dY=-dY;AFTERNEGY: // ann daran falsch sein. erwaehnte ich schon, da +fbXYincr = fbXincr+fbYincr; if (dY > dX) goto YisIndependent; dPr = dY+ // s dieser tolle code wahnsinnig schnell +dY; P = -dX; dPru = P+P; dY = dX>>1; XLOOP: *AfbAddr=color; *BfbAddr=color; if ((P+=dPr) > 0) // ist? bye, tmbinc +goto RightAndUp; AfbAddr+=fbXincr; BfbAddr-=fbXincr; if ((dY=dY-1) > 0) goto XLOOP; *AfbAddr=color; if ((dX & 1) +== 0) return; *BfbAddr=color; return; RightAndUp: AfbAddr+=fbXYincr; BfbAddr-=fbXYincr; P+=dPru; if ((dY=dY-1) > +0) goto XLOOP; *AfbAddr=color; if ((dX & 1) == 0) return; *BfbAddr=color; return; YisIndependent: dPr = dX+dX; P += -dY; dPru = P+P; dX = dY>>1; YLOOP: *AfbAddr=color; *BfbAddr=color; if ((P+=dPr) > 0) goto RightAndUp2; AfbAddr ++=fbYincr; BfbAddr-=fbYincr; if ((dX=dX-1) > 0) goto YLOOP; *AfbAddr=color; if ((dY & 1) == 0) return; *BfbAddr= +color;return; RightAndUp2: AfbAddr+=fbXYincr; BfbAddr-=fbXYincr; P+=dPru; if ((dX=dX-1) > 0) goto YLOOP; *AfbAddr +=color; if((dY & 1) == 0) return; *BfbAddr=color; return; // nun ist der tolle code leider zu ende. tut mir leid. +} */ + +eDBoxLCD::eDBoxLCD(): eLCD(eSize(128, 64)) +{ +#ifndef NO_LCD + lcdfd=open("/dev/dbox/lcd0", O_RDWR); +#else + lcdfd=-1; +#endif + instance=this; + + if (lcdfd<0) + eDebug("couldn't open LCD - load lcd.o!"); + else + { + int i=LCD_MODE_BIN; + ioctl(lcdfd, LCD_IOCTL_ASC_MODE, &i); + int lcdbrightness=0, lcdcontrast=0; + + if( eConfig::getInstance()->getKey("/ezap/lcd/brightness", lcdbrightness) ) + { + lcdbrightness=130; + eConfig::getInstance()->setKey("/ezap/lcd/brightness", lcdbrightness); + } + if( eConfig::getInstance()->getKey("/ezap/lcd/contrast", lcdcontrast) ) + { + lcdcontrast=32; + eConfig::getInstance()->setKey("/ezap/lcd/contrast", lcdcontrast); + } + setLCDParameter(lcdbrightness, lcdcontrast); + int tmp; + if( eConfig::getInstance()->getKey("/ezap/lcd/inverted", tmp ) ) + { + inverted=0; + eConfig::getInstance()->setKey("/ezap/lcd/inverted", (int) 0 ); + } + else + inverted=(unsigned char)tmp; + } +} + +void eDBoxLCD::setInverted(unsigned char inv) +{ + inverted=inv; + update(); +} + +int eDBoxLCD::setLCDParameter(int brightness, int contrast) +{ + int fp; + if((fp=open("/dev/dbox/fp0", O_RDWR))<=0) + { + eDebug("[LCD] can't open /dev/dbox/fp0"); + return(-1); + } + + if(ioctl(lcdfd, LCD_IOCTL_SRV, &contrast)) + { + eDebug("[LCD] can't set lcd contrast"); + } + + if(ioctl(fp, FP_IOCTL_LCD_DIMM, &brightness)) + { + eDebug("[LCD] can't set lcd brightness"); + } + eDebug("[LCD] set brightness %d, contrast %d", brightness, contrast); + return(0); +} + +int eDBoxLCD::switchLCD(int state) +{ + int lcdbrightness, lcdcontrast, lcdstandby=0; + + eConfig::getInstance()->getKey("/ezap/lcd/contrast", lcdcontrast); + + if(state==0) + { + eConfig::getInstance()->getKey("/ezap/lcd/standby", lcdstandby); + setLCDParameter(lcdstandby, lcdcontrast); + } + else + { + eConfig::getInstance()->getKey("/ezap/lcd/brightness", lcdbrightness); + setLCDParameter(lcdbrightness, lcdcontrast); + + } + return(0); +} + +eDBoxLCD::~eDBoxLCD() +{ + if (lcdfd>0) + close(lcdfd); +} + +eDBoxLCD *eDBoxLCD::getInstance() +{ + return instance; +} + +void eDBoxLCD::update() +{ + if (!locked) + { + unsigned char raw[120*8]; + int x, y, yy; + for (y=0; y<8; y++) + { + for (x=0; x<120; x++) + { + int pix=0; + for (yy=0; yy<8; yy++) + { + pix|=(_buffer[(y*8+yy)*128+x]>=108)<<yy; + } + raw[y*120+x]=(pix^inverted); + } + } + if (lcdfd>0) + write(lcdfd, raw, 120*8); + } +} + +class eDBoxLCDHardware +{ + eDBoxLCD lcd; + gLCDDC lcddc; +public: + eDBoxLCDHardware(): lcddc(&lcd) + { + } +}; + +eAutoInitP0<eDBoxLCDHardware> init_eDBoxLCDHardware(eAutoInitNumbers::lowlevel, "d-Box LCD Hardware"); + +#endif //DISABLE_LCD |
