tripletplot.cpp

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00001 /***************************************************************************/
00014 #include <klocale.h>
00015 
00016 #include <qpointarray.h>
00017 #include <qpainter.h>
00018 
00019 #include "tripletplot.h"
00020 #include "setiloc.h"
00021 
00022 /*------------------------------------------------------------------------ */
00023 TripletPlot::TripletPlot(SetiLoc* loc, QWidget *parent, const char *name )
00024            : SetiGraph(loc, true, false, parent,name)
00025 {
00026 init();
00027 }
00028 
00029 /*------------------------------------------------------------------------ */
00030 TripletPlot::TripletPlot(QWidget *parent, const char *name )
00031            : SetiGraph(0, true, false, parent,name)
00032 {
00033 init();
00034 }
00035 
00036 /*------------------------------------------------------------------------ */
00037 TripletPlot::~TripletPlot()
00038 {
00039 }
00040 
00041 /*------------------------------------------------------------------------ */
00042 void TripletPlot::init()
00043 {
00044 // Make the array large enough.
00045 tripletData.resize(512);
00046 
00047 if(m_location)
00048   {
00049   // connect the SetiLoc signal to the new triplet slot of this widget.
00050   connect(m_location, SIGNAL(newTriplet(TripletScore)),
00051                 this, SLOT(showNewTripletData(TripletScore)));
00052 
00053   QString title;
00054   title = i18n("Location %1: Top Triplet (right-click for options)").arg(m_location->description());
00055   setCaption(title);
00056   }
00057 setBackgroundColor(black);
00058 resize(350, 200);
00059 setMinimumSize(150, 100);
00060 
00061 //setPlotMode(SetiGraph::Lines);
00062 setMargin(0, 0, 20, 0);
00063 
00064 dataLoaded = false;
00065 
00066 // prepare data for display
00067 if(m_location)
00068   showNewTripletData(m_location->tripletScore());
00069 }
00070 
00071 /*------------------------------------------------------------------------ */
00072 void TripletPlot::paintWidget(QPaintDevice* pd)
00073 {
00074 QPainter p;
00075 
00076 SetiGraph::paintWidget(pd);
00077 p.begin(pd);
00078 p.translate(0, rect().bottom());
00079 
00080 if(dataLoaded)
00081   {
00082   if(arraySize() > 0)
00083     {
00084     QBrush bru;
00085     bru.setStyle(SolidPattern);
00086     bru.setColor(Qt::green);
00087     QPen pen;
00088     pen.setColor(Qt::green);
00089     p.setPen(pen);
00090     p.setBrush(bru);
00091 
00092     drawPulseMarker(triplet.tpotind0_0, &p);
00093     drawPulseMarker(triplet.tpotind1_0, &p);
00094     drawPulseMarker(triplet.tpotind2_0, &p);
00095     }
00096   }
00097 
00098 p.end();
00099 }
00100 
00101 /*------------------------------------------------------------------------ */
00102 void TripletPlot::showNewTripletData(TripletScore score)
00103 {
00104 triplet = score;
00105 tripletData.resize(triplet.data_len);
00106 // convert ints to doubles
00107 if(triplet.data_len > 0)
00108   {
00109   for(int i=0;i<triplet.data_len;i++)
00110     tripletData[i] = (double)triplet.data[i];
00111   }
00112 setCurve(tripletData);
00113 
00114 // generate the info text
00115 QString it;
00116 it.sprintf("power : %f\n"
00117            "mean   : %f\n"
00118            "period: %f\n",
00119            triplet.power,
00120            triplet.mean,
00121            triplet.period);
00122 setInfoText(it);
00123 
00124 dataLoaded = true;
00125 repaint();
00126 }
00127 
00128 /*------------------------------------------------------------------------ */
00129 void TripletPlot::drawPulseMarker(int index, QPainter* p)
00130 {
00131 int gw = width() - leftMargin() - rightMargin();
00132 int x  = (int)((2*index+1.5)*gw)/arraySize();
00133 int y  = -(int)(height() - topMargin());
00134 int w  = gw/(2*arraySize()) + 1;
00135 int l  = 10;
00136 
00137 QPointArray a;
00138 a.setPoints(3, x,y, x-w,y-l, x+w,y-l);
00139 p->drawPolygon(a);
00140 }
00141 
00142 #include "tripletplot.moc"
Ksetiwatch API Documentation

tripletplot.cpp
