add rainbow leds

2 files changed, 47 insertions, 91 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
@@ -1,105 +1,90 @@
+//************************************************************
+//=======-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();
 }
 
 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) {
    Q_UNUSED(e);
@@ -108,10 +93,8 @@ void VUMeter::paintEvent(QPaintEvent* e) {
 
 
 void VUMeter::mousePressEvent(QMouseEvent* e) {
    Q_UNUSED(e);
-//      if (e->button() == RightButton)
-//          vuProp->popup(QCursor::pos() );
 }
 
 
 void VUMeter::resizeEvent(QResizeEvent* event) {
@@ -137,12 +120,8 @@ 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;
 		font=painter.font(); font.setPointSize(2*dy-2);
@@ -153,12 +132,10 @@ void VUMeter::resize() {
 			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.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();
 	}
@@ -170,53 +147,38 @@ void VUMeter::timeSlot() {
 //    qDebug("calling paint() from timeSlot()\n");
 	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);
 }
@@ -233,10 +195,8 @@ 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;}
 	}
@@ -251,30 +211,30 @@ void VUMeter::stopTimer() {
 	vuTimer->stop();
 }
 
 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);
 }
diff --git a/noncore/multimedia/opierec/vumeter.h b/noncore/multimedia/opierec/vumeter.h
index e167686..435dff5 100644
--- a/noncore/multimedia/opierec/vumeter.h
+++ b/noncore/multimedia/opierec/vumeter.h
@@ -45,22 +45,18 @@ protected:
   virtual void resizeEvent(QResizeEvent*);
   virtual void mousePressEvent(QMouseEvent*);
   void paint();
 private:
-		//bool status;
-  int tracks;
-//  VUPara para;    //  dialogs.h
+  int tracks, colorScheme;
   float resoFactor;
   int x,y,sx,sy,dx,dy,ox,oy;
   float peak[4], hold[4];
   int i_peak[4], i_hold[4];
   int holdTime[4];
 
-    // VUMeterDialog *dia;
-  QPixmap *buffer, *warning; /// ?
+  QPixmap *buffer, *warning;
   QPopupMenu *vuProp;
   QColor color[37];
-
 };
 
 
 #endif