Examples of org.jfree.chart.plot.PlotRenderingInfo

org.jfree.chart.plot.PlotRenderingInfo
Stores information about the dimensions of a plot and its subplots.

        // get the origin of the zoom selection in the Java2D space used for
        // drawing the chart (that is, before any scaling to fit the panel)
        Point2D selectOrigin = translateScreenToJava2D(new Point(
                (int) Math.ceil(selection.getX()),
                (int) Math.ceil(selection.getY())));
        PlotRenderingInfo plotInfo = this.info.getPlotInfo();
        Rectangle2D scaledDataArea = getScreenDataArea(
                (int) selection.getCenterX(), (int) selection.getCenterY());
        if ((selection.getHeight() > 0) && (selection.getWidth() > 0)) {


            double hLower = (selection.getMinX() - scaledDataArea.getMinX())

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     * @param y  the y-coordinate (for subplot selection).
     *
     * @return The scaled data area.
     */
    public Rectangle2D getScreenDataArea(int x, int y) {
        PlotRenderingInfo plotInfo = this.info.getPlotInfo();
        Rectangle2D result;
        if (plotInfo.getSubplotCount() == 0) {
            result = getScreenDataArea();
        }
        else {
            // get the origin of the zoom selection in the Java2D space used for
            // drawing the chart (that is, before any scaling to fit the panel)
            Point2D selectOrigin = translateScreenToJava2D(new Point(x, y));
            int subplotIndex = plotInfo.getSubplotIndex(selectOrigin);
            if (subplotIndex == -1) {
                return null;
            }
            result = scale(plotInfo.getSubplotInfo(subplotIndex).getDataArea());
        }
        return result;
    }

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        // get the origin of the zoom selection in the Java2D space used for
        // drawing the chart (that is, before any scaling to fit the panel)
        Point2D selectOrigin = translateScreenToJava2D(
                new Point(selection.x, selection.y));
        PlotRenderingInfo plotInfo = this.info.getPlotInfo();
        Rectangle scaledDataArea = getScreenDataArea(
                (selection.x + selection.width / 2),
                (selection.y + selection.height / 2));
        if ((selection.height > 0) && (selection.width > 0)) {

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     * @param y  the y-coordinate (for subplot selection).
     *
     * @return The scaled data area.
     */
    public Rectangle getScreenDataArea(int x, int y) {
        PlotRenderingInfo plotInfo = this.info.getPlotInfo();
        Rectangle result;
        if (plotInfo.getSubplotCount() == 0)
            result = getScreenDataArea();
        else {
            // get the origin of the zoom selection in the Java2D space used for
            // drawing the chart (that is, before any scaling to fit the panel)
            Point2D selectOrigin = translateScreenToJava2D(new Point(x, y));
            int subplotIndex = plotInfo.getSubplotIndex(selectOrigin);
            if (subplotIndex == -1) {
                return null;
            }
            result = scale(plotInfo.getSubplotInfo(subplotIndex).getDataArea());
        }
        return result;
    }

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        }


        Rectangle2D plotArea = nonTitleArea;


        // draw the plot (axes and data visualisation)
        PlotRenderingInfo plotInfo = null;
        if (info != null) {
            plotInfo = info.getPlotInfo();
        }
        this.plot.draw(g2, plotArea, anchor, null, plotInfo);

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    /**
     * Test the equals() method.
     */
    public void testEquals() {
        PlotRenderingInfo p1 = new PlotRenderingInfo(new ChartRenderingInfo());
        PlotRenderingInfo p2 = new PlotRenderingInfo(new ChartRenderingInfo());
        assertTrue(p1.equals(p2));
        assertTrue(p2.equals(p1));


        p1.setPlotArea(new Rectangle(2, 3, 4, 5));
        assertFalse(p1.equals(p2));
        p2.setPlotArea(new Rectangle(2, 3, 4, 5));
        assertTrue(p1.equals(p2));


        p1.setDataArea(new Rectangle(2, 4, 6, 8));
        assertFalse(p1.equals(p2));
        p2.setDataArea(new Rectangle(2, 4, 6, 8));
        assertTrue(p1.equals(p2));


        p1.addSubplotInfo(new PlotRenderingInfo(null));
        assertFalse(p1.equals(p2));
        p2.addSubplotInfo(new PlotRenderingInfo(null));
        assertTrue(p1.equals(p2));


        p1.getSubplotInfo(0).setDataArea(new Rectangle(1, 2, 3, 4));
        assertFalse(p1.equals(p2));
        p2.getSubplotInfo(0).setDataArea(new Rectangle(1, 2, 3, 4));
        assertTrue(p1.equals(p2));
    }

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    /**
     * Confirm that cloning works.
     */
    public void testCloning() {
        PlotRenderingInfo p1 = new PlotRenderingInfo(new ChartRenderingInfo());
        p1.setPlotArea(new Rectangle2D.Double());
        PlotRenderingInfo p2 = null;
        try {
            p2 = (PlotRenderingInfo) p1.clone();
        }
        catch (CloneNotSupportedException e) {
            e.printStackTrace();
        }
        assertTrue(p1 != p2);
        assertTrue(p1.getClass() == p2.getClass());
        assertTrue(p1.equals(p2));


        // check independence
        p1.getPlotArea().setRect(1.0, 2.0, 3.0, 4.0);
        assertFalse(p1.equals(p2));
        p2.getPlotArea().setRect(1.0, 2.0, 3.0, 4.0);
        assertTrue(p1.equals(p2));


        p1.getDataArea().setRect(4.0, 3.0, 2.0, 1.0);
        assertFalse(p1.equals(p2));
        p2.getDataArea().setRect(4.0, 3.0, 2.0, 1.0);
        assertTrue(p1.equals(p2));
    }

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    /**
     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization() {


        PlotRenderingInfo p1 = new PlotRenderingInfo(new ChartRenderingInfo());
        PlotRenderingInfo p2 = null;


        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(p1);

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      }


      Rectangle2D plotArea = nonTitleArea;


      // draw the plot (axes and data visualisation)
      PlotRenderingInfo plotInfo = null;
      if (info != null)
      {
         plotInfo = info.getPlotInfo();
      }
      this._plot_.draw(g2, plotArea, anchor, null, plotInfo);

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        }


        Rectangle2D plotArea = nonTitleArea;


        // draw the plot (axes and data visualisation)
        PlotRenderingInfo plotInfo = null;
        if (info != null) {
            plotInfo = info.getPlotInfo();
        }
        this.plot.draw(g2, plotArea, anchor, null, plotInfo);

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