public void paint(Graphics g) {
if (layer == null) {
logger.warning("NULL layer, skipping...");
return;
}
OMGraphicList list = layer.getList();
Projection proj = layer.getProjection();
Graphics2D g2 = (Graphics2D) g;
if (layer.isProjectionOK(proj)) {
if (getBuffer() == null) {
// Not sure how we get here, but it's here just in case so that
// the list might get painted if it exists and the buffered
// image wasn't created.
logger.fine("creating image buffer in paint");
if (list != null) {
setBuffer(createAndPaintImageBuffer(list));
}
}
BufferedImage bufferedImage = getBuffer();
setCompositeOnGraphics(g2);
if (bufferedImage != null) {
AffineTransform af = new AffineTransform();
af.translate(offset.getX(), offset.getY());
g2.drawRenderedImage((BufferedImage) bufferedImage, af);
if (logger.isLoggable(Level.FINE)) {
logger.fine("RenderingPolicy:" + layer.getName() + ": rendering buffer");
}
} else if (list != null) {
super.setRenderingHints(g);
list.render(g);
if (logger.isLoggable(Level.FINE)) {
logger.fine(layer.getName() + ": rendering list directly");
}
}
} else if (logger.isLoggable(Level.FINE)) {
logger.fine(
layer.getName()
+ ".paint(): "
+ (list == null ? "NULL list, skipping..." : " skipping due to projection."));
}
}
protected BufferedImage createAndPaintImageBuffer(OMGraphicList list) {
BufferedImage bufferedImage = null;
if (list != null && layer != null) {
int w = layer.getProjection().getWidth();
int h = layer.getProjection().getHeight();
bufferedImage = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);
Graphics2D g2d = (Graphics2D) bufferedImage.getGraphics();
super.setRenderingHints(g2d);
list.render(g2d);
if (logger.isLoggable(Level.FINE)) {
logger.fine(layer.getName() + ": rendering list into buffer");
}
}
return bufferedImage;
}