| -rw-r--r-- | noncore/multimedia/opierec/vumeter.cpp | 23 |
1 files changed, 9 insertions, 14 deletions
diff --git a/noncore/multimedia/opierec/vumeter.cpp b/noncore/multimedia/opierec/vumeter.cpp index c28dbe4..6a3f7c2 100644 --- a/noncore/multimedia/opierec/vumeter.cpp +++ b/noncore/multimedia/opierec/vumeter.cpp @@ -1,233 +1,228 @@ //************************************************************ //=======-VUMeter ///// copyright : (C) 1999 by Martin Lorenz ////// email : lorenz@ch.tum.de +// also copyright 2005 lpotter@trolltech.com #include "vumeter.h" #include "qtrec.h" #include <qpe/config.h> #include <qtimer.h> #include <qdrawutl.h> -#include <opie2/odebug.h> -using namespace Opie::Core; - #include <math.h> VUMeter::VUMeter(QWidget *parent, const char *name, const int tr) : QWidget( parent, name ) { - int tracks = tr; + tracks = tr; int i; qWarning("initialize peakvalues"); for(i = 0; i < tracks + 2; i++) { peak[i] = hold[i] = 32768; holdTime[i] = 20; } + colorScheme = 0; + readConf(); //rainbow effect if( colorScheme == 0 ) { for( i = 0; i < para.leds; i++) color[i] = green; color[0] = color[1] = red; color[2] = color[3] = color[4] = color[5] = yellow; } else { int j = para.leds - 4; for( i = 0; i < para.leds; i++) { int i16 = (j); color[i] = QColor(( 15 - i16) * 16, 255, 255, QColor::Hsv); -// owarn << color[i].name() << oendl; j--; } } buffer = new QPixmap(); setBackgroundMode(NoBackground); vuTimer = new QTimer(this,"vu timer"); connect(vuTimer, SIGNAL(timeout()), this , SLOT(timeSlot())); } VUMeter::~VUMeter(){ - writeConf(); +// writeConf(); } void VUMeter::update(){ -// qWarning("vumeter update"); vuTimer->start(para.update, FALSE); if (para.onOff) { disconnect(vuTimer, SIGNAL(timeout()), this , SLOT(timeSlot())); connect(vuTimer, SIGNAL(timeout()), this , SLOT(timeSlot())); } else { disconnect(vuTimer, SIGNAL(timeout()), this , SLOT(timeSlot())); } resize(); } void VUMeter::slotOn() { connect(vuTimer, SIGNAL(timeout()), this , SLOT(timeSlot())); para.onOff=true; } void VUMeter::slotOff() { disconnect(vuTimer, SIGNAL(timeout()), this , SLOT(timeSlot())); para.onOff=false; } void VUMeter::slotProps() { - qDebug("VU-Dialog"); } void VUMeter::paintEvent(QPaintEvent* e) { Q_UNUSED(e); bitBlt(this, 0, 0, buffer); } void VUMeter::mousePressEvent(QMouseEvent* e) { Q_UNUSED(e); } void VUMeter::resizeEvent(QResizeEvent* event) { buffer->resize(event->size()); resize(); } void VUMeter::resize() { - qWarning("resize VUMeter painting"); +// qWarning("resize VUMeter painting"); if(buffer == 0) - qDebug("Dude NULL pixmap buffer!"); + qWarning("Dude NULL pixmap buffer!"); buffer->fill(black); x = width() - 7; y = height() - 12; dx = x / (tracks + 2); dy = y / (para.leds + 2); // size of one LED + black frame ox = dx / 6 + 4 + (x - (tracks + 2) * dx) / 2; oy = dy / 5 + 5 + (y - (para.leds + 2) * dy) / 2; //offsets sx = (4 *dx) / 6; sy = (4 * dy) / 5; //size of one LED QPainter painter; QString str; QFont font; int i, textOffset=0; if( painter.begin(buffer) ==FALSE) qWarning("Painting pixmap did not work!"); else { painter.setPen(green); qDrawShadePanel ( &painter, 0,0, width(),height(), colorGroup(), TRUE, 2, 0); if (2 * dy - 2 == 10) textOffset = 1; font = painter.font(); font.setPointSize( 2 * dy - 2); painter.setFont(font); + for(i = 0; i < tracks + 2; i++) { painter.setPen(green); painter.setBrush(green); str.sprintf("%d",i+1); if (i == tracks) str.sprintf("L"); if (i == tracks + 1) str.sprintf("R"); painter.drawRect(ox + dx * i, oy + dy * (para.leds) - 2, sx, 2 * dy - 1); painter.setPen(black); painter.drawText(textOffset + ox + dx * i, oy + dy * (para.leds) - 2, sx, 2 * dy, AlignCenter, str); } + painter.end(); paint(); } } void VUMeter::timeSlot() { int i; -// getting stuck here -// qDebug("calling paint() from timeSlot()\n"); paint(); for(i = 0; i < tracks + 2; i++) { peak[i] /= para.resoFactor; } } void VUMeter::paint() { int i, k; float p, h ; QPainter painter; painter.begin(buffer); int c; for(i = 0; i < tracks + 2; i++) { p = peak[i]; h = hold[i]; if (p >= 32767) p = 32768; if (h >= 32767) h = 32768; for(k = para.leds + 1; k >= 2; k--) { c = para.leds + 1 - k; if (p >= 32768) { //LED on painter.setBrush(color[c]); } else { //LED off painter.setBrush(color[c].dark(300)); } if (h >= 32768) { //LED-Frame on painter.setPen(color[c]); } else { //LED off painter.setPen(color[c].dark(300)); } painter.drawRect(ox + dx * i, oy + dy * c, sx, sy); p *= para.resoFactor; h *= para.resoFactor; } if ( --holdTime[i] <= 0) hold[i] = peak[i]; } painter.end(); bitBlt(this, 0, 0, buffer); } void VUMeter::setPeak(int a[]) { int i; -// qDebug("set peak int"); -// cerr<<"setting peak\n"; for(i = 0; i < tracks + 2; i++) { if (a[i] > i_peak[i]) i_peak[i] = a[i]; if (a[i] > i_hold[i]) { i_hold[i] = a[i]; holdTime[i] = para.hold; } } paint(); } void VUMeter::setPeak(float a[]) { int i; for(i = 0; i < tracks + 2; i++) { if (a[i] > peak[i]) peak[i] = a[i]; if (a[i] > hold[i]) { hold[i] = a[i]; holdTime[i] = para.hold; } } paint(); } void VUMeter::startTimer() { vuTimer->start(para.update, FALSE); } void VUMeter::stopTimer() { vuTimer->stop(); } void VUMeter::readConf() { Config config("OpieRec"); config.setGroup("VU-Meter"); para.onOff = config.readBoolEntry("OnOff", true); para.update = config.readNumEntry("Update", 25); para.hold = config.readNumEntry("Hold", 20); para.reso = config.readNumEntry("Resolution", 3); para.leds = config.readNumEntry("LEDs", 20); para.resoFactor = pow(2, para.reso / 6.0); colorScheme = config.readNumEntry("colorScheme", 1); } void VUMeter::writeConf() { Config config("OpieRec"); config.setGroup("VU-Meter"); config.writeEntry("OnOff", para.onOff); config.writeEntry("Update", para.update); config.writeEntry("Hold", para.hold); config.writeEntry("Resolution", para.reso); config.writeEntry("LEDs", para.leds); } |