java 填充的Tranparent色谱图

Posted 2021-05-07

	XYSeries series = new XYSeries("TestSet");
	for(int i=0; i<values.length; i++)
		series.add(i, values[i]);
	
	XYSeriesCollection coll = new XYSeriesCollection();
	coll.addSeries(series);
	chromPlot.getChromatogramPlot().addDataSet(coll, Color.BLUE, true);
	
	FilledChromatogramRenderer newRenderer = new FilledChromatogramRenderer();
	Paint mySpecialColor = new Color(color.getRed()/255, color.getGreen()/255, color.getBlue()/255, 0.5f);
	newRenderer.setSeriesFillPaint(0, mySpecialColor);
	newRenderer.setSeriesPaint(0, mySpecialColor);