Example usage for org.jfree.chart.axis AxisState getCursor

Introduction

In this page you can find the example usage for org.jfree.chart.axis AxisState getCursor.

Prototype

public double getCursor() 

Source Link

Document

Returns the cursor position.

Usage

From source file:hudson.util.NoOverlapCategoryAxis.java

@Override
protected AxisState drawCategoryLabels(Graphics2D g2, Rectangle2D plotArea, Rectangle2D dataArea,
        RectangleEdge edge, AxisState state, PlotRenderingInfo plotState) {

    if (state == null) {
        throw new IllegalArgumentException("Null 'state' argument.");
    }/* w  w  w . j  a  va2 s.  c  o  m*/

    if (isTickLabelsVisible()) {
        java.util.List ticks = refreshTicks(g2, state, plotArea, edge);
        state.setTicks(ticks);

        // remember the last drawn label so that we can avoid drawing overlapping labels.
        Rectangle2D r = null;

        int categoryIndex = 0;
        Iterator iterator = ticks.iterator();
        while (iterator.hasNext()) {

            CategoryTick tick = (CategoryTick) iterator.next();
            g2.setFont(getTickLabelFont(tick.getCategory()));
            g2.setPaint(getTickLabelPaint(tick.getCategory()));

            CategoryLabelPosition position = this.getCategoryLabelPositions().getLabelPosition(edge);
            double x0 = 0.0;
            double x1 = 0.0;
            double y0 = 0.0;
            double y1 = 0.0;
            if (edge == RectangleEdge.TOP) {
                x0 = getCategoryStart(categoryIndex, ticks.size(), dataArea, edge);
                x1 = getCategoryEnd(categoryIndex, ticks.size(), dataArea, edge);
                y1 = state.getCursor() - this.getCategoryLabelPositionOffset();
                y0 = y1 - state.getMax();
            } else if (edge == RectangleEdge.BOTTOM) {
                x0 = getCategoryStart(categoryIndex, ticks.size(), dataArea, edge);
                x1 = getCategoryEnd(categoryIndex, ticks.size(), dataArea, edge);
                y0 = state.getCursor() + this.getCategoryLabelPositionOffset();
                y1 = y0 + state.getMax();
            } else if (edge == RectangleEdge.LEFT) {
                y0 = getCategoryStart(categoryIndex, ticks.size(), dataArea, edge);
                y1 = getCategoryEnd(categoryIndex, ticks.size(), dataArea, edge);
                x1 = state.getCursor() - this.getCategoryLabelPositionOffset();
                x0 = x1 - state.getMax();
            } else if (edge == RectangleEdge.RIGHT) {
                y0 = getCategoryStart(categoryIndex, ticks.size(), dataArea, edge);
                y1 = getCategoryEnd(categoryIndex, ticks.size(), dataArea, edge);
                x0 = state.getCursor() + this.getCategoryLabelPositionOffset();
                x1 = x0 - state.getMax();
            }
            Rectangle2D area = new Rectangle2D.Double(x0, y0, (x1 - x0), (y1 - y0));
            if (r == null || !r.intersects(area)) {
                Point2D anchorPoint = RectangleAnchor.coordinates(area, position.getCategoryAnchor());
                TextBlock block = tick.getLabel();
                block.draw(g2, (float) anchorPoint.getX(), (float) anchorPoint.getY(),
                        position.getLabelAnchor(), (float) anchorPoint.getX(), (float) anchorPoint.getY(),
                        position.getAngle());
                Shape bounds = block.calculateBounds(g2, (float) anchorPoint.getX(), (float) anchorPoint.getY(),
                        position.getLabelAnchor(), (float) anchorPoint.getX(), (float) anchorPoint.getY(),
                        position.getAngle());
                if (plotState != null && plotState.getOwner() != null) {
                    EntityCollection entities = plotState.getOwner().getEntityCollection();
                    if (entities != null) {
                        String tooltip = getCategoryLabelToolTip(tick.getCategory());
                        entities.add(new CategoryLabelEntity(tick.getCategory(), bounds, tooltip, null));
                    }
                }
                r = bounds.getBounds2D();
            }

            categoryIndex++;
        }

        if (edge.equals(RectangleEdge.TOP)) {
            double h = state.getMax();
            state.cursorUp(h);
        } else if (edge.equals(RectangleEdge.BOTTOM)) {
            double h = state.getMax();
            state.cursorDown(h);
        } else if (edge == RectangleEdge.LEFT) {
            double w = state.getMax();
            state.cursorLeft(w);
        } else if (edge == RectangleEdge.RIGHT) {
            double w = state.getMax();
            state.cursorRight(w);
        }
    }
    return state;
}

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From source file:ucar.unidata.idv.control.chart.MyXYPlot.java

/**
 * A utility method for drawing the axes.
 *
 * @param g2  the graphics device (<code>null</code> not permitted).
 * @param plotArea  the plot area (<code>null</code> not permitted).
 * @param dataArea  the data area (<code>null</code> not permitted).
 * @param plotState  collects information about the plot (<code>null</code>
 *                   permitted).//from w ww  .  j a  va 2  s .c o m
 *
 * @return A map containing the state for each axis drawn.
 */
protected Map drawAxes(Graphics2D g2, Rectangle2D plotArea, Rectangle2D dataArea, PlotRenderingInfo plotState) {

    AxisCollection axisCollection = new AxisCollection();

    // add domain axes to lists...
    for (int index = 0; index < this.domainAxes.size(); index++) {
        ValueAxis axis = (ValueAxis) this.domainAxes.get(index);
        if (axis != null) {
            axisCollection.add(axis, getDomainAxisEdge(index));
        }
    }

    // add range axes to lists...
    for (int index = 0; index < this.rangeAxes.size(); index++) {
        ValueAxis yAxis = (ValueAxis) this.rangeAxes.get(index);
        if (yAxis != null) {
            axisCollection.add(yAxis, getRangeAxisEdge(index));
        }
    }

    Map axisStateMap = new HashMap();

    // draw the top axes
    double cursor = dataArea.getMinY() - this.axisOffset.calculateTopOutset(dataArea.getHeight());
    Iterator iterator = axisCollection.getAxesAtTop().iterator();
    while (iterator.hasNext()) {
        ValueAxis axis = (ValueAxis) iterator.next();
        AxisState info = axis.draw(g2, cursor, plotArea, dataArea, RectangleEdge.TOP, plotState);
        cursor = info.getCursor();
        axisStateMap.put(axis, info);
    }

    // draw the bottom axes
    cursor = dataArea.getMaxY() + this.axisOffset.calculateBottomOutset(dataArea.getHeight());
    iterator = axisCollection.getAxesAtBottom().iterator();
    while (iterator.hasNext()) {
        ValueAxis axis = (ValueAxis) iterator.next();
        AxisState info = axis.draw(g2, cursor, plotArea, dataArea, RectangleEdge.BOTTOM, plotState);
        cursor = info.getCursor();
        axisStateMap.put(axis, info);
    }

    // draw the left axes
    cursor = dataArea.getMinX() - this.axisOffset.calculateLeftOutset(dataArea.getWidth());
    iterator = axisCollection.getAxesAtLeft().iterator();
    while (iterator.hasNext()) {
        ValueAxis axis = (ValueAxis) iterator.next();
        AxisState info = axis.draw(g2, cursor, plotArea, dataArea, RectangleEdge.LEFT, plotState);
        cursor = info.getCursor();
        axisStateMap.put(axis, info);
    }

    // draw the right axes
    cursor = dataArea.getMaxX() + this.axisOffset.calculateRightOutset(dataArea.getWidth());
    iterator = axisCollection.getAxesAtRight().iterator();
    while (iterator.hasNext()) {
        ValueAxis axis = (ValueAxis) iterator.next();
        AxisState info = axis.draw(g2, cursor, plotArea, dataArea, RectangleEdge.RIGHT, plotState);
        cursor = info.getCursor();
        axisStateMap.put(axis, info);
    }

    return axisStateMap;
}

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