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private XYSeries createSerie(int bande_couleur)
{
XYSeries s = new XYSeries("S");
for(int i=0;i < imgHistogram.getNumBins(bande_couleur);i++)
{
s.add(i, imgHistogram.getBinSize(bande_couleur,i));
}
return s;
}
public void setBandeCouleur(int b)
{
this.bandesCouleurs =b;
}
public ChartFrame createHstFrame()
{
XYSeriesCollection ensHistg = new XYSeriesCollection(createSerie(bandesCouleurs));
JFreeChart myChart = ChartFactory.createXYBarChart("Histograme", "Intensité",false,"Nombre des Pixels", ensHistg,PlotOrientation.VERTICAL ,false,true,true);
XYPlot plot = (XYPlot) myChart.getPlot();
NumberAxis xAxis = (NumberAxis) plot.getDomainAxis();
xAxis.setLowerBound(0);
NumberAxis yAxis = (NumberAxis) plot.getRangeAxis();
yAxis.setLowerBound(0);
XYItemRenderer renderer = plot.getRenderer();
switch(bandesCouleurs)
{
case 0: renderer.setSeriesPaint(0, Color.red );break;
case 1: renderer.setSeriesPaint(0, Color.green );break;
case 2: renderer.setSeriesPaint(0, Color.blue );break;
}
ChartFrame frame =new ChartFrame("Histogram", myChart);
frame.setVisible(true);
frame.pack();
frame.setSize(450, 350);
return frame;
} |
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