add rainbow leds

1 files changed, 45 insertions, 85 deletions

diff --git a/noncore/multimedia/opierec/vumeter.cpp b/noncore/multimedia/opierec/vumeter.cpp
index 8bab2f2..0edc806 100644
--- a/noncore/multimedia/opierec/vumeter.cpp
+++ b/noncore/multimedia/opierec/vumeter.cpp
@@ -1,80 +1,72 @@
+//************************************************************
+//=======-VUMeter
+/////     copyright            : (C) 1999 by Martin Lorenz
+//////    email                : lorenz@ch.tum.de
+
 #include "vumeter.h"
 #include "qtrec.h"
+
+#include <qpe/config.h>
 #include <qtimer.h>
-#include <math.h>
 #include <qdrawutl.h>
+
 #include <opie2/odebug.h>
 using namespace Opie::Core;
 
-//************************************************************
-//===========================================================-VUMeter
-
-/////     copyright            : (C) 1999 bY Martin Lorenz
-//////    email                : lorenz@ch.tum.de
+#include <math.h>
 
 VUMeter::VUMeter(QWidget *parent, const char *name, const int tr)
                 : QWidget( parent, name )
 {
-//    qDebug("Making VUMeter");
         int tracks = tr;
         int i;
 
   qWarning("initialize peakvalues");
         for(i=0;i < tracks+2;i++) {
                 peak[i] = hold[i] = 32768;
-        //      i_peak[i]=i_hold[i]=32768; 
                 holdTime[i] = 20;
         }
 
-        para.onOff = true;
-        para.hold = 20;
-        para.update = 25; //timer
-        para.leds = 17;
-        para.reso = 3;
-        para.resoFactor = pow(2, para.reso/6.0);
+   readConf();
 
+//  QColor c;
+//  c.setHsv( (x * 255)/w, 255, 255 );// rainbow effect
+//  c.setRgb( 255, 0, 255);
+//  p.setPen(c);
+
+   //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);// & 15;
+         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");
 
-
-//      vuProp= new QPopupMenu(NULL,"vu popoup");
-//      vuProp->insertItem(("O&n"),this,SLOT(slotOn()),0,0 );
-//      vuProp->setItemEnabled(0, FALSE);
-//      vuProp->insertItem(("O&ff"),this,SLOT(slotOff()), 0,1);
-//      vuProp->insertSeparator();
-//      vuProp->insertItem(("&Properties..."),this,SLOT(slotProps()) );
-
-//      dia=new VUMeterDialog(&para);
-//      connect(dia, SIGNAL(accepted()),  this, SLOT(update()) );
-    //    QtRec *qtrecPtr;
-
-//      if(qtrecPtr->tab_2->isActiveWindow())
-//      vuTimer->start( 50 /*para.update*/, FALSE);
-//      startTimer();
         connect(vuTimer, SIGNAL(timeout()), this , SLOT(timeSlot()));
-        //update();
 }
 
 VUMeter::~VUMeter(){
-//  delete vuProp;
+   writeConf();
 }
 
 void VUMeter::update(){
                 qWarning("vumeter update");
         vuTimer->start(para.update, FALSE);
         if (para.onOff) {
-//          vuProp->setItemEnabled(0, FALSE);
-//          vuProp->setItemEnabled(1, TRUE);
                 disconnect(vuTimer, SIGNAL(timeout()), this , SLOT(timeSlot()));
                 connect(vuTimer, SIGNAL(timeout()), this , SLOT(timeSlot()));
         } else {
-//          vuProp->setItemEnabled(0, TRUE);
-//          vuProp->setItemEnabled(1, FALSE);
                 disconnect(vuTimer, SIGNAL(timeout()), this , SLOT(timeSlot()));
         }
         resize();
@@ -83,22 +75,15 @@ void VUMeter::update(){
 void VUMeter::slotOn() {
         connect(vuTimer, SIGNAL(timeout()), this , SLOT(timeSlot()));
         para.onOff=true;
-//    dia->updatePara();
-//      vuProp->setItemEnabled(0, FALSE);
-//      vuProp->setItemEnabled(1, TRUE);
 }
 
 void VUMeter::slotOff() {
         disconnect(vuTimer, SIGNAL(timeout()), this , SLOT(timeSlot()));
         para.onOff=false;
-//      dia->updatePara();
-//      vuProp->setItemEnabled(0, TRUE);
-//      vuProp->setItemEnabled(1, FALSE);
 }
 
 void VUMeter::slotProps() {
         qDebug("VU-Dialog");
-//    dia->show();
 }
 
 void VUMeter::paintEvent(QPaintEvent* e) {
@@ -109,8 +94,6 @@ void VUMeter::paintEvent(QPaintEvent* e) {
 
 void VUMeter::mousePressEvent(QMouseEvent* e) {
    Q_UNUSED(e);
-//      if (e->button() == RightButton)
-//          vuProp->popup(QCursor::pos() );
 }
 
 
@@ -138,10 +121,6 @@ void VUMeter::resize() {
         if( painter.begin(buffer) ==FALSE)
                 qWarning("Painting pixmap did not work!");
         else {
-//          QColor c;
-                        //c.setHsv( (x * 255)/w, 255, 255 );// rainbow effect
-                        //                 c.setRgb( 255, 0, 255);
-//             p.setPen(c);
                 painter.setPen(green);
                 qDrawShadePanel ( &painter, 0,0, width(),height(), colorGroup(), TRUE, 2, 0);
                 if (2*dy-2 == 10) textOffset=1;
@@ -154,10 +133,8 @@ void VUMeter::resize() {
                         if (i==tracks+1) str.sprintf("R");
 
               painter.drawRect(ox+dx*i,oy+dy*(para.leds)-2,sx,2*dy-1);
-        //              painter.drawRect(ox+dx*i,oy+dy*(15)+1,sx,2*dy-1);
                         painter.setPen(black);
               painter.drawText(textOffset+ox+dx*i,oy+dy*(para.leds)-2,sx,2*dy,AlignCenter,str);
-        //              painter.drawText(textOffset+ox+dx*i,oy+dy*(15),sx,2*dy,AlignCenter,str);
                 }
                 painter.end();
                 paint();
@@ -171,51 +148,36 @@ void VUMeter::timeSlot() {
         paint();
         for(i=0;i<tracks+2;i++) {
                 peak[i] /= para.resoFactor;
-        //      i_peak[i] /= (int)para.resoFactor;
         }
-//cout <<"VU "<<peak[0]<<"\n";
-
 }
 
 void VUMeter::paint() {
         int i, k;
         float p, h ;
-        //int i_p, i_h;
-//draw background in resizeEvent
-//cout <<x <<" "<<y <<" "<<dx<<" " <<dy <<" vumeter.paint\n";
-//    qDebug("paint()\n");
         QPainter painter;
         painter.begin(buffer);
         int c;
 
                 for(i=0;i<tracks+2;i++){
-        //              i_p=i_peak[i]; i_h=i_hold[i];
                 p=peak[i]; h=hold[i];
                 if (p>=32767) p=32768;
-        //              if (i_p>=32767) i_p=32768;
                 if (h>=32767) h=32768;
-        //              if (i_h>=32767) i_h=32768;
                                 for(k=para.leds+1; k>=2; k--){
                                         c=para.leds+1-k;
                         if (p>=32768) {  //LED on
-        //                                      if (i_p>=32768){  //LED on
                                                         painter.setBrush(color[c]);
                                                 } else { //LED off
-                                                                //painter.setPen(color[c].dark(300));
                                                         painter.setBrush(color[c].dark(300));
                                                 }
                         if (h>=32768) {  //LED-Frame on
-        //                                      if (i_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;
-        //                              i_p*=(int)para.resoFactor; i_h*=(int)para.resoFactor;
                                 }
                 if (--holdTime[i]<=0) hold[i]=peak[i];
-        //              if (--holdTime[i]<=0) i_hold[i]=i_peak[i];
                 }
         painter.end();
         bitBlt(this, 0, 0, buffer);
@@ -234,8 +196,6 @@ void VUMeter::setPeak(int a[]) {
 
 void VUMeter::setPeak(float a[]) {
         int i;
-        //owarn <<"set peak float"<< a[0]<< oendl;
-
         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;}
@@ -252,29 +212,29 @@ void VUMeter::stopTimer() {
 }
 
 void VUMeter::readConf() {
-//       Config config("QtRec");
-//       config->setGroup("VU-Meter");
-
-//      para.onOff=config->readBoolEntry("OnOff", true ) ;
-//      para.update=config->readNumEntry("Update", 50 );
-//      para.hold=config->readNumEntry("Hold", 20 );
-//      para.reso=config->readNumEntry("Resolution", 3 );
-//      para.leds=config->readNumEntry("LEDs", 16 );
-//      para.resoFactor=pow(2,para.reso/6.0);
+   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", 0);
 //        update();
 //      dia->updatePara();
 }
 
 
 void VUMeter::writeConf() {
-//       Config config("QtRec");
-//       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);
-
+   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);
 }