/**
* Sets a few of the series renderer settings.
*
* @param renderer the renderer to set the properties to
* @param title the chart title
* @param xTitle the title for the X axis
* @param yTitle the title for the Y axis
* @param xMin the minimum value on the X axis
* @param xMax the maximum value on the X axis
* @param yMin the minimum value on the Y axis
* @param yMax the maximum value on the Y axis
* @param axesColor the axes color
* @param labelsColor the labels color
*/
protected void setChartSettings(
XYMultipleSeriesRenderer renderer,
String title,
String xTitle,
String yTitle,
double xMin,
double xMax,
double yMin,
double yMax,
int axesColor,
int labelsColor) {
renderer.setChartTitle(title);
renderer.setXTitle(xTitle);
renderer.setYTitle(yTitle);
renderer.setXAxisMin(xMin);
renderer.setXAxisMax(xMax);
renderer.setYAxisMin(yMin);
renderer.setYAxisMax(yMax);
renderer.setAxesColor(axesColor);
renderer.setLabelsColor(labelsColor);
}
public DensityChart(PopulationData data) {
colors = new int[] {0x660000, 0x006600};
dataSet = new XYMultipleSeriesDataset();
XYSeries[] series = new XYSeries[] {new XYSeries("Population")};
renderer = new XYMultipleSeriesRenderer();
XYSeriesRenderer[] renderers =
new XYSeriesRenderer[] {
new XYSeriesRenderer(),
};
for (XYSeriesRenderer r : renderers) {
r.setLineWidth(2);
r.setColor(0xffff0000);
r.setFillBelowLine(true);
r.setFillBelowLineColor(0x33ff0000);
renderer.addSeriesRenderer(r);
}
renderer.setBackgroundColor(0xff000000);
renderer.setInitialRange(new double[] {1900, 2010, 0, 800000});
renderer.setXAxisMin(1910);
renderer.setMarginsColor(0xffffff);
renderer.setAxesColor(0x0);
renderer.setXLabelsColor(0x0);
renderer.setYLabelsColor(0, 0x0);
renderer.setShowGridX(true);
renderer.setGridColor(0xcccccc);
dataSet.addAllSeries(Arrays.asList(series));
LineChart lc =
new LineChart(dataSet, renderer) {
@Override
protected ClickableArea[] clickableAreasForPoints(
List<Float> points,
List<Double> values,
float yAxisValue,
int seriesIndex,
int startIndex) {
ClickableArea[] hotspots =
super.clickableAreasForPoints(points, values, yAxisValue, seriesIndex, startIndex);
for (ClickableArea area : hotspots) {
area.getRect().setY(0);
area.getRect().setHeight(10000);
}
return hotspots;
}
};
chart =
new ChartComponent(lc) {
@Override
protected void seriesPressed(SeriesSelection sel) {
super.seriesPressed(sel);
yearPressed((int) sel.getXValue());
}
};
this.setLayout(new BorderLayout());
this.addComponent(BorderLayout.CENTER, chart);
this.data = data;
}
