/**
* Draws the block within the specified area.
*
* @param g2 the graphics device.
* @param area the area.
* @param params ignored (<code>null</code> permitted).
* @return An {@link org.jfree.chart.block.EntityBlockResult} or <code>null</code>.
*/
public Object draw(Graphics2D g2, Rectangle2D area, Object params) {
Rectangle2D target = (Rectangle2D) area.clone();
Rectangle2D hotspot = (Rectangle2D) area.clone();
StandardEntityCollection sec = null;
if (params instanceof EntityBlockParams && ((EntityBlockParams) params).getGenerateEntities()) {
sec = new StandardEntityCollection();
sec.add(new TitleEntity(hotspot, this));
}
target = trimMargin(target);
if (this.backgroundPaint != null) {
g2.setPaint(this.backgroundPaint);
g2.fill(target);
}
BlockFrame border = getFrame();
border.draw(g2, target);
border.getInsets().trim(target);
BlockContainer container = this.wrapper;
if (container == null) {
container = this.items;
}
target = trimPadding(target);
Object val = container.draw(g2, target, params);
if (val instanceof BlockResult) {
EntityCollection ec = ((BlockResult) val).getEntityCollection();
if (ec != null && sec != null) {
sec.addAll(ec);
((BlockResult) val).setEntityCollection(sec);
}
}
return val;
}
/**
* Draws the block within the specified area.
*
* @param g2 the graphics device.
* @param area the area.
* @param params passed on to blocks within the container
* (<code>null</code> permitted).
*
* @return An instance of {@link EntityBlockResult}, or <code>null</code>.
*/
public Object draw(Graphics2D g2, Rectangle2D area, Object params) {
// draw the block without collecting entities
super.draw(g2, area, null);
EntityBlockParams ebp = null;
BlockResult r = new BlockResult();
if (params instanceof EntityBlockParams) {
ebp = (EntityBlockParams) params;
if (ebp.getGenerateEntities()) {
EntityCollection ec = new StandardEntityCollection();
LegendItemEntity entity = new LegendItemEntity(
(Shape) area.clone());
entity.setSeriesIndex(this.series);
entity.setSeriesKey(this.seriesKey);
entity.setDataset(this.dataset);
entity.setToolTipText(getToolTipText());
entity.setURLText(getURLText());
ec.add(entity);
r.setEntityCollection(ec);
}
}
return r;
}
/**
* Draws the block within the specified area.
*
* @param g2 the graphics device.
* @param area the area.
* @param params if this is an instance of {@link EntityBlockParams} it is used to determine
* whether or not an {@link EntityCollection} is returned by this method.
* @return An {@link EntityCollection} containing a chart entity for the title, or <code>null
* </code>.
*/
@Override
public Object draw(Graphics2D g2, Rectangle2D area, Object params) {
if (this.content == null) {
return null;
}
area = trimMargin(area);
drawBorder(g2, area);
if (this.text.equals("")) {
return null;
}
ChartEntity entity = null;
if (params instanceof EntityBlockParams) {
EntityBlockParams p = (EntityBlockParams) params;
if (p.getGenerateEntities()) {
entity = new TitleEntity(area, this, this.toolTipText, this.urlText);
}
}
area = trimBorder(area);
if (this.backgroundPaint != null) {
g2.setPaint(this.backgroundPaint);
g2.fill(area);
}
area = trimPadding(area);
RectangleEdge position = getPosition();
if (position == RectangleEdge.TOP || position == RectangleEdge.BOTTOM) {
drawHorizontal(g2, area);
} else if (position == RectangleEdge.LEFT || position == RectangleEdge.RIGHT) {
drawVertical(g2, area);
}
BlockResult result = new BlockResult();
if (entity != null) {
StandardEntityCollection sec = new StandardEntityCollection();
sec.add(entity);
result.setEntityCollection(sec);
}
return result;
}
