Examples with RectangleEdge org.jfree.chart.ui.RectangleEdge used on opensource projects

Example 1 with RectangleEdge

use of org.jfree.chart.ui.RectangleEdge in project n2a by frothga.

the class Raster method createChart.

public JFreeChart createChart(final XYDataset dataset) {
    final JFreeChart chart = ChartFactory.createScatterPlot(// chart title
    null, // x axis label
    null, // y axis label
    null, // data
    dataset, PlotOrientation.VERTICAL, // include legend
    false, // tooltips
    true, // urls
    false);
    XYPlot plot = chart.getXYPlot();
    plot.setBackgroundPaint(Color.white);
    plot.setRangeGridlinePaint(Color.lightGray);
    plot.setDomainPannable(true);
    plot.setRangePannable(true);
    plot.setRenderer(new XYDotRenderer() {

        public void drawItem(java.awt.Graphics2D g2, XYItemRendererState state, java.awt.geom.Rectangle2D dataArea, PlotRenderingInfo info, XYPlot plot, ValueAxis domainAxis, ValueAxis rangeAxis, XYDataset dataset, int series, int item, CrosshairState crosshairState, int pass) {
            if (!getItemVisible(series, item))
                return;
            int dotWidth = 1;
            double rasterLines = rangeAxis.getRange().getLength();
            int pixels = g2.getClipBounds().height;
            double height = pixels / rasterLines;
            if (height > 10)
                height -= 2;
            else if (height > 2)
                height -= 1;
            int dotHeight = (int) Math.min(20, Math.max(1, Math.floor(height)));
            double x = dataset.getXValue(series, item);
            double y = dataset.getYValue(series, item);
            if (Double.isNaN(y))
                return;
            double adjx = (dotWidth - 1) / 2.0;
            double adjy = (dotHeight - 1) / 2.0;
            RectangleEdge xAxisLocation = plot.getDomainAxisEdge();
            RectangleEdge yAxisLocation = plot.getRangeAxisEdge();
            double transX = domainAxis.valueToJava2D(x, dataArea, xAxisLocation) - adjx;
            double transY = rangeAxis.valueToJava2D(y, dataArea, yAxisLocation) - adjy;
            g2.setPaint(Color.black);
            PlotOrientation orientation = plot.getOrientation();
            if (orientation == PlotOrientation.HORIZONTAL)
                g2.fillRect((int) transY, (int) transX, dotHeight, dotWidth);
            else
                g2.fillRect((int) transX, (int) transY, dotWidth, dotHeight);
            int datasetIndex = plot.indexOf(dataset);
            updateCrosshairValues(crosshairState, x, y, datasetIndex, transX, transY, orientation);
        }
    });
    NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
    // Integer units only
    rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
    return chart;
}

Example 2 with RectangleEdge

use of org.jfree.chart.ui.RectangleEdge in project jfreechart-fx by jfree.

the class CrosshairOverlayFX method paintOverlay.

@Override
public void paintOverlay(Graphics2D g2, ChartCanvas chartCanvas) {
    if (chartCanvas.getRenderingInfo() == null) {
        return;
    }
    Shape savedClip = g2.getClip();
    Rectangle2D dataArea = chartCanvas.getRenderingInfo().getPlotInfo().getDataArea();
    g2.clip(dataArea);
    JFreeChart chart = chartCanvas.getChart();
    XYPlot plot = (XYPlot) chart.getPlot();
    ValueAxis xAxis = plot.getDomainAxis();
    RectangleEdge xAxisEdge = plot.getDomainAxisEdge();
    Iterator iterator = getDomainCrosshairs().iterator();
    while (iterator.hasNext()) {
        Crosshair ch = (Crosshair) iterator.next();
        if (ch.isVisible()) {
            double x = ch.getValue();
            double xx = xAxis.valueToJava2D(x, dataArea, xAxisEdge);
            if (plot.getOrientation() == PlotOrientation.VERTICAL) {
                drawVerticalCrosshair(g2, dataArea, xx, ch);
            } else {
                drawHorizontalCrosshair(g2, dataArea, xx, ch);
            }
        }
    }
    ValueAxis yAxis = plot.getRangeAxis();
    RectangleEdge yAxisEdge = plot.getRangeAxisEdge();
    iterator = getRangeCrosshairs().iterator();
    while (iterator.hasNext()) {
        Crosshair ch = (Crosshair) iterator.next();
        if (ch.isVisible()) {
            double y = ch.getValue();
            double yy = yAxis.valueToJava2D(y, dataArea, yAxisEdge);
            if (plot.getOrientation() == PlotOrientation.VERTICAL) {
                drawHorizontalCrosshair(g2, dataArea, yy, ch);
            } else {
                drawVerticalCrosshair(g2, dataArea, yy, ch);
            }
        }
    }
    g2.setClip(savedClip);
}