Examples with RectangleInsets org.jfree.chart.util.RectangleInsets used on opensource projects

Example 36 with RectangleInsets

use of org.jfree.chart.util.RectangleInsets in project graphcode2vec by graphcode2vec.

the class CombinedRangeXYPlot method add.

/**
 * Adds a subplot with a particular weight (greater than or equal to one).
 * The weight determines how much space is allocated to the subplot
 * relative to all the other subplots.
 * <br><br>
 * You must ensure that the subplot has a non-null domain axis.  The range
 * axis for the subplot will be set to <code>null</code>.
 *
 * @param subplot  the subplot.
 * @param weight  the weight (must be 1 or greater).
 */
public void add(XYPlot subplot, int weight) {
    // verify valid weight
    if (weight <= 0) {
        String msg = "The 'weight' must be positive.";
        throw new IllegalArgumentException(msg);
    }
    // store the plot and its weight
    subplot.setParent(this);
    subplot.setWeight(weight);
    subplot.setInsets(new RectangleInsets(0.0, 0.0, 0.0, 0.0));
    subplot.setRangeAxis(null);
    subplot.addChangeListener(this);
    this.subplots.add(subplot);
    configureRangeAxes();
    fireChangeEvent();
}

Example 37 with RectangleInsets

use of org.jfree.chart.util.RectangleInsets in project graphcode2vec by graphcode2vec.

the class TimeSeriesChartDemo1 method createChart.

/**
 * Creates a chart.
 *
 * @param dataset  a dataset.
 *
 * @return A chart.
 */
private static JFreeChart createChart(XYDataset dataset) {
    JFreeChart chart = ChartFactory.createTimeSeriesChart("Legal & General Unit Trust Prices", "Date", "Price Per Unit", dataset, true);
    chart.setBackgroundPaint(Color.white);
    XYPlot plot = (XYPlot) chart.getPlot();
    plot.setBackgroundPaint(Color.lightGray);
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);
    plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
    plot.setDomainCrosshairVisible(true);
    plot.setRangeCrosshairVisible(true);
    XYItemRenderer r = plot.getRenderer();
    if (r instanceof XYLineAndShapeRenderer) {
        XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) r;
        renderer.setBaseShapesVisible(true);
        renderer.setBaseShapesFilled(true);
        renderer.setDrawSeriesLineAsPath(true);
    }
    DateAxis axis = (DateAxis) plot.getDomainAxis();
    axis.setDateFormatOverride(new SimpleDateFormat("MMM-yyyy"));
    return chart;
}

Example 38 with RectangleInsets

use of org.jfree.chart.util.RectangleInsets in project graphcode2vec by graphcode2vec.

the class FastScatterPlot method draw.

/**
 * Draws the fast scatter plot on a Java 2D graphics device (such as the
 * screen or a printer).
 *
 * @param g2  the graphics device.
 * @param area   the area within which the plot (including axis labels)
 *                   should be drawn.
 * @param anchor  the anchor point (<code>null</code> permitted).
 * @param parentState  the state from the parent plot (ignored).
 * @param info  collects chart drawing information (<code>null</code>
 *              permitted).
 */
public void draw(Graphics2D g2, Rectangle2D area, Point2D anchor, PlotState parentState, PlotRenderingInfo info) {
    // set up info collection...
    if (info != null) {
        info.setPlotArea(area);
    }
    // adjust the drawing area for plot insets (if any)...
    RectangleInsets insets = getInsets();
    insets.trim(area);
    AxisSpace space = new AxisSpace();
    space = this.domainAxis.reserveSpace(g2, this, area, RectangleEdge.BOTTOM, space);
    space = this.rangeAxis.reserveSpace(g2, this, area, RectangleEdge.LEFT, space);
    Rectangle2D dataArea = space.shrink(area, null);
    if (info != null) {
        info.setDataArea(dataArea);
    }
    // draw the plot background and axes...
    drawBackground(g2, dataArea);
    AxisState domainAxisState = this.domainAxis.draw(g2, dataArea.getMaxY(), area, dataArea, RectangleEdge.BOTTOM, info);
    AxisState rangeAxisState = this.rangeAxis.draw(g2, dataArea.getMinX(), area, dataArea, RectangleEdge.LEFT, info);
    drawDomainGridlines(g2, dataArea, domainAxisState.getTicks());
    drawRangeGridlines(g2, dataArea, rangeAxisState.getTicks());
    Shape originalClip = g2.getClip();
    Composite originalComposite = g2.getComposite();
    g2.clip(dataArea);
    g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, getForegroundAlpha()));
    render(g2, dataArea, info, null);
    g2.setClip(originalClip);
    g2.setComposite(originalComposite);
    drawOutline(g2, dataArea);
}

Example 39 with RectangleInsets

use of org.jfree.chart.util.RectangleInsets in project graphcode2vec by graphcode2vec.

the class DateAxis method estimateMaximumTickLabelWidth.

/**
 * Estimates the maximum width of the tick labels, assuming the specified
 * tick unit is used.
 * <P>
 * Rather than computing the string bounds of every tick on the axis, we
 * just look at two values: the lower bound and the upper bound for the
 * axis.  These two values will usually be representative.
 *
 * @param g2  the graphics device.
 * @param unit  the tick unit to use for calculation.
 *
 * @return The estimated maximum width of the tick labels.
 */
private double estimateMaximumTickLabelWidth(Graphics2D g2, DateTickUnit unit) {
    RectangleInsets tickLabelInsets = getTickLabelInsets();
    double result = tickLabelInsets.getLeft() + tickLabelInsets.getRight();
    Font tickLabelFont = getTickLabelFont();
    FontRenderContext frc = g2.getFontRenderContext();
    LineMetrics lm = tickLabelFont.getLineMetrics("ABCxyz", frc);
    if (isVerticalTickLabels()) {
        // all tick labels have the same width (equal to the height of
        // the font)...
        result += lm.getHeight();
    } else {
        // look at lower and upper bounds...
        DateRange range = (DateRange) getRange();
        Date lower = range.getLowerDate();
        Date upper = range.getUpperDate();
        String lowerStr = null;
        String upperStr = null;
        DateFormat formatter = getDateFormatOverride();
        if (formatter != null) {
            lowerStr = formatter.format(lower);
            upperStr = formatter.format(upper);
        } else {
            lowerStr = unit.dateToString(lower);
            upperStr = unit.dateToString(upper);
        }
        FontMetrics fm = g2.getFontMetrics(tickLabelFont);
        double w1 = fm.stringWidth(lowerStr);
        double w2 = fm.stringWidth(upperStr);
        result += Math.max(w1, w2);
    }
    return result;
}

Example 40 with RectangleInsets

use of org.jfree.chart.util.RectangleInsets in project graphcode2vec by graphcode2vec.

the class LogAxis method estimateMaximumTickLabelWidth.

/**
 * Estimates the maximum width of the tick labels, assuming the specified
 * tick unit is used.
 * <P>
 * Rather than computing the string bounds of every tick on the axis, we
 * just look at two values: the lower bound and the upper bound for the
 * axis.  These two values will usually be representative.
 *
 * @param g2  the graphics device.
 * @param unit  the tick unit to use for calculation.
 *
 * @return The estimated maximum width of the tick labels.
 *
 * @since 1.0.7
 */
protected double estimateMaximumTickLabelWidth(Graphics2D g2, TickUnit unit) {
    RectangleInsets tickLabelInsets = getTickLabelInsets();
    double result = tickLabelInsets.getLeft() + tickLabelInsets.getRight();
    if (isVerticalTickLabels()) {
        // all tick labels have the same width (equal to the height of the
        // font)...
        FontRenderContext frc = g2.getFontRenderContext();
        LineMetrics lm = getTickLabelFont().getLineMetrics("0", frc);
        result += lm.getHeight();
    } else {
        // look at lower and upper bounds...
        FontMetrics fm = g2.getFontMetrics(getTickLabelFont());
        Range range = getRange();
        double lower = range.getLowerBound();
        double upper = range.getUpperBound();
        String lowerStr = "";
        String upperStr = "";
        NumberFormat formatter = getNumberFormatOverride();
        if (formatter != null) {
            lowerStr = formatter.format(lower);
            upperStr = formatter.format(upper);
        } else {
            lowerStr = unit.valueToString(lower);
            upperStr = unit.valueToString(upper);
        }
        double w1 = fm.stringWidth(lowerStr);
        double w2 = fm.stringWidth(upperStr);
        result += Math.max(w1, w2);
    }
    return result;
}