/**
* Draws a marker for the range axis.
*
* @param g2 the graphics device (not <code>null</code>).
* @param plot the plot (not <code>null</code>).
* @param axis the range axis (not <code>null</code>).
* @param marker the marker to be drawn (not <code>null</code>).
* @param dataArea the area inside the axes (not <code>null</code>).
*/
public void drawRangeMarker(
Graphics2D g2, CategoryPlot plot, ValueAxis axis, Marker marker, Rectangle2D dataArea) {
if (marker instanceof ValueMarker) {
ValueMarker vm = (ValueMarker) marker;
double value = vm.getValue();
Range range = axis.getRange();
if (!range.contains(value)) {
return;
}
PlotOrientation orientation = plot.getOrientation();
double v = axis.valueToJava2D(value, dataArea, plot.getRangeAxisEdge());
Line2D line = null;
if (orientation == PlotOrientation.HORIZONTAL) {
line = new Line2D.Double(v, dataArea.getMinY(), v, dataArea.getMaxY());
} else if (orientation == PlotOrientation.VERTICAL) {
line = new Line2D.Double(dataArea.getMinX(), v, dataArea.getMaxX(), v);
}
g2.setPaint(marker.getPaint());
g2.setStroke(marker.getStroke());
g2.draw(line);
String label = marker.getLabel();
RectangleAnchor anchor = marker.getLabelAnchor();
if (label != null) {
Font labelFont = marker.getLabelFont();
g2.setFont(labelFont);
g2.setPaint(marker.getLabelPaint());
Point2D coordinates =
calculateRangeMarkerTextAnchorPoint(
g2,
orientation,
dataArea,
line.getBounds2D(),
marker.getLabelOffset(),
LengthAdjustmentType.EXPAND,
anchor);
TextUtilities.drawAlignedString(
label,
g2,
(float) coordinates.getX(),
(float) coordinates.getY(),
marker.getLabelTextAnchor());
}
} else if (marker instanceof IntervalMarker) {
IntervalMarker im = (IntervalMarker) marker;
double start = im.getStartValue();
double end = im.getEndValue();
Range range = axis.getRange();
if (!(range.intersects(start, end))) {
return;
}
// don't draw beyond the axis range...
start = range.constrain(start);
end = range.constrain(end);
double v0 = axis.valueToJava2D(start, dataArea, plot.getRangeAxisEdge());
double v1 = axis.valueToJava2D(end, dataArea, plot.getRangeAxisEdge());
PlotOrientation orientation = plot.getOrientation();
Rectangle2D rect = null;
if (orientation == PlotOrientation.HORIZONTAL) {
rect = new Rectangle2D.Double(v0, dataArea.getMinY(), v1 - v0, dataArea.getHeight());
} else if (orientation == PlotOrientation.VERTICAL) {
rect =
new Rectangle2D.Double(
dataArea.getMinX(), Math.min(v0, v1),
dataArea.getWidth(), Math.abs(v1 - v0));
}
Paint p = marker.getPaint();
if (p instanceof GradientPaint) {
GradientPaint gp = (GradientPaint) p;
GradientPaintTransformer t = im.getGradientPaintTransformer();
if (t != null) {
gp = t.transform(gp, rect);
}
g2.setPaint(gp);
} else {
g2.setPaint(p);
}
g2.fill(rect);
String label = marker.getLabel();
RectangleAnchor anchor = marker.getLabelAnchor();
if (label != null) {
Font labelFont = marker.getLabelFont();
g2.setFont(labelFont);
g2.setPaint(marker.getLabelPaint());
Point2D coordinates =
calculateRangeMarkerTextAnchorPoint(
g2,
orientation,
dataArea,
rect,
marker.getLabelOffset(),
marker.getLabelOffsetType(),
anchor);
TextUtilities.drawAlignedString(
label,
g2,
(float) coordinates.getX(),
(float) coordinates.getY(),
marker.getLabelTextAnchor());
}
}
}
