| -rw-r--r-- | libopie/odevice.cpp | 12 | ||||
| -rw-r--r-- | libopie/odevice.h | 1 |
2 files changed, 8 insertions, 5 deletions
diff --git a/libopie/odevice.cpp b/libopie/odevice.cpp index 160568b..f808960 100644 --- a/libopie/odevice.cpp +++ b/libopie/odevice.cpp @@ -547,42 +547,46 @@ bool ODevice::setDisplayStatus ( bool on ) bool res = false; int fd; if (( fd = ::open ( "/dev/fb0", O_RDWR )) >= 0 ) { res = ( ::ioctl ( fd, FBIOBLANK, on ? VESA_NO_BLANKING : VESA_POWERDOWN ) == 0 ); ::close ( fd ); } return res; } /** * This sets the display brightness + * + * @param p The brightness to be set on a scale from 0 to 255 * @return success or failure */ bool ODevice::setDisplayBrightness ( int p) { Q_UNUSED( p ) return false; } /** - * @return return the max value for the brightness settings slider + * @return returns the number of steppings on the brightness slider + * in the Light-'n-Power settings. */ int ODevice::displayBrightnessResolution ( ) const { return 16; } /** * This sets the display contrast + * @param p The contrast to be set on a scale from 0 to 255 * @return success or failure */ bool ODevice::setDisplayContrast ( int p) { Q_UNUSED( p ) return false; } /** * @return return the max value for the brightness settings slider * or 0 if the device doesn't support setting of a contrast */ @@ -2061,38 +2065,38 @@ bool Ramses::setDisplayBrightness(int bright) int Ramses::displayBrightnessResolution() const { return 32; } bool Ramses::setDisplayContrast(int contr) { qDebug("Ramses::setDisplayContrast(%d)", contr); bool res = false; int fd; - // pwm0 contrast: 35 steps 65..100 (dunkel->hell) + // pwm0 contrast: 20 steps 79..90 (dunkel->hell) if (contr > 255 ) contr = 255; if (contr < 0) contr = 0; - contr = 65 + (contr * 350 / 255); + contr = 90 - (contr * 20 / 255); if ((fd = ::open("/proc/sys/board/pwm0", O_WRONLY)) >= 0) { qDebug(" %d -> pwm0", contr); char writeCommand[100]; const int count = sprintf(writeCommand, "%d\n", contr); res = (::write(fd, writeCommand, count) != -1); res = true; ::close(fd); } else { qWarning("no write"); } return res; } int Ramses::displayContrastResolution() const { - return 32; + return 20; } diff --git a/libopie/odevice.h b/libopie/odevice.h index 6c4830e..0974e8d 100644 --- a/libopie/odevice.h +++ b/libopie/odevice.h @@ -120,25 +120,24 @@ enum OHardKey { enum ODirection { CW = 0, CCW = 1, Flip = 2, }; /** * A singleton which gives informations about device specefic option * like the Hardware used, LEDs, the Base Distribution and * hardware key mappings. * - * * @short A small class for device specefic options * @see QObject * @author Robert Griebl * @version 1.0 */ class ODevice : public QObject { Q_OBJECT private: /* disable copy */ ODevice ( const ODevice & ); |