@Override
public void customize(JFreeChart chart, ReportParameters reportParameters) {
BarRenderer barRenderer = (BarRenderer) chart.getCategoryPlot().getRenderer();
// barRenderer.setBaseSeriesVisible(false);//QUITA LAS BARRAS
// barRenderer.setBaseSeriesVisibleInLegend(false);
// barRenderer.setDrawBarOutline(false);
barRenderer.setShadowVisible(false);
barRenderer.setBarPainter(new CustomBarPainter());
barRenderer.setItemMargin(0); // QUITA ESPACIOS ENTRE BARRA Y BARRA
CategoryAxis domainAxis = chart.getCategoryPlot().getDomainAxis();
domainAxis.setUpperMargin(0);
domainAxis.setLowerMargin(0);
domainAxis.setCategoryMargin(0);
domainAxis.setAxisLineVisible(false); // este es util
Plot plot = chart.getPlot();
// plot.setOutlineVisible(false);
plot.setInsets(new RectangleInsets(0, 0, 0, 0)); // este sera util
CategoryPlot categoryPlot = chart.getCategoryPlot();
categoryPlot.setAxisOffset(new RectangleInsets(0, 0, 0, 0));
// FAFO6categoryPlot.setRangeGridlinePaint(Color.WHITE);
categoryPlot.setDomainGridlinesVisible(false);
// FAFO5categoryPlot.setRangeGridlinesVisible(false);
// categoryPlot.setBackgroundPaint(Color.white);
categoryPlot.setOutlineVisible(false);
ValueAxis valueAsix = categoryPlot.getRangeAxis();
valueAsix.setAxisLineVisible(false); // este es muy util
valueAsix.setRange(0, objDatosReporte.getIntMaxRango());
valueAsix.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); // este es muy util
}
/**
* Creates a sample chart.
*
* @param index the chart index.
* @param dataset the dataset.
* @return A chart.
*/
private JFreeChart createChart(int index, XYDataset dataset) {
// create the chart...
JFreeChart chart =
ChartFactory.createXYLineChart(
"Chart " + (index + 1), // chart title
"X", // x axis label
"Y", // y axis label
dataset, // data
PlotOrientation.VERTICAL,
false, // include legend
false, // tooltips
false // urls
);
// NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART...
chart.setBackgroundPaint(Color.white);
// get a reference to the plot for further customisation...
XYPlot plot = chart.getXYPlot();
plot.setBackgroundPaint(Color.lightGray);
// plot.setAxisOffset(new Spacer(Spacer.ABSOLUTE, 5.0, 5.0, 5.0, 5.0));
plot.setDomainGridlinePaint(Color.white);
plot.setRangeGridlinePaint(Color.white);
StandardXYItemRenderer renderer = (StandardXYItemRenderer) plot.getRenderer();
renderer.setPlotShapes(true);
renderer.setShapesFilled(true);
// change the auto tick unit selection to integer units only...
ValueAxis domainAxis = plot.getDomainAxis();
domainAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
ValueAxis rangeAxis = plot.getRangeAxis();
rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
// OPTIONAL CUSTOMISATION COMPLETED.
return chart;
}
public String creatchat(CategoryDataset cr, int ss) {
JFreeChart chart =
ChartFactory.createLineChart(
"先来先服务", "进程", "时间", cr, PlotOrientation.VERTICAL, true, true, false);
CategoryPlot ccc = (CategoryPlot) chart.getPlot();
// Plot plo=chart.getPlot();
// plo.setDrawingSupplier(getSupplier());
ValueAxis valueaxis = ccc.getRangeAxis(); // getRangeAxis();
// 数据为整型
valueaxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
// 设定显示范围,即总是显示1-10
if (ss == 1) {
Image image;
try {
image = ImageIO.read(new File("C:/wancheng.png"));
chart.setBackgroundImage(image);
chart.setBackgroundImageAlpha(1.0f);
chart.setBorderPaint(Color.white);
ccc.setBackgroundPaint(null);
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
valueaxis.setLowerBound(-1);
valueaxis.setUpperBound(7);
} else {
valueaxis.setLowerBound(-1);
valueaxis.setUpperBound(7);
}
CategoryItemRenderer renderer = ccc.getRenderer();
renderer.setSeriesPaint(0, Color.YELLOW);
renderer.setSeriesPaint(1, Color.red);
renderer.setSeriesPaint(2, Color.green);
renderer.setSeriesPaint(3, Color.gray);
renderer.setSeriesPaint(4, Color.cyan);
renderer.setSeriesPaint(5, Color.magenta);
renderer.setSeriesPaint(6, Color.pink);
FileOutputStream fos_jpg = null;
try {
if (ss == 1) {
String chaername = "C:/jincheng.png";
fos_jpg = new FileOutputStream(chaername);
// 将报表保存为png文件
ChartUtilities.writeChartAsPNG(fos_jpg, chart, 500, 510);
return chaername;
} else {
String chaername = "C:/wancheng.png";
fos_jpg = new FileOutputStream(chaername);
// 将报表保存为png文件
ChartUtilities.writeChartAsPNG(fos_jpg, chart, 500, 510);
return chaername;
}
} catch (Exception e) {
e.printStackTrace();
return null;
} finally {
try {
fos_jpg.close();
System.out.println("create time-createTimeXYChar.");
} catch (Exception e) {
e.printStackTrace();
}
}
}
