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public BarChar(double data[][],int num_node) {
this.data=data;
this.num_node=num_node;
this.dataset=DatasetUtilities.createCategoryDataset(Series ,Factor, this.data);
}
public ChartPanel createChartpanel() {
this.chart = ChartFactory.createBarChart(
"", // chart title
"", // domain axis label
"", // range axis label
this.dataset, // data
PlotOrientation.VERTICAL, // orientation
false, // include legend
true,
false
);
CategoryPlot plot = chart.getCategoryPlot();
plot.setRangeAxisLocation(AxisLocation.BOTTOM_OR_LEFT);
NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
rangeAxis.setRange(0.0, 100.0);
rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
CategoryItemRenderer renderer = new myrender(
new Paint[] {Color.red, Color.blue, Color.green,
Color.red, Color.blue, Color.green,
Color.red, Color.blue, Color.green,}
);
plot.setRenderer(renderer);
chartPanel = new ChartPanel(this.chart);
chartPanel.setPreferredSize(new java.awt.Dimension(500, 270));
return chartPanel ;
} |
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