Example usage for org.jfree.text TextBlock calculateBounds

Introduction

In this page you can find the example usage for org.jfree.text TextBlock calculateBounds.

Prototype

public Shape calculateBounds(final Graphics2D g2, final float anchorX, final float anchorY,
        final TextBlockAnchor anchor, final float rotateX, final float rotateY, final double angle) 

Source Link

Document

Returns the bounds of the text block.

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.");
    }//from   ww w  .  j  av  a 2 s . com

    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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