private void paintChild(Graphics2D graphics, Panel child) {
if (panelIsInClip(child)) {
Graphics2D childGraphics =
(Graphics2D)
graphics.create(child.getX(), child.getY(), child.getWidth(), child.getHeight());
paint(child, childGraphics);
childGraphics.dispose();
}
}
public void paint(Panel panel) {
Box panelBounds = panel.getAbsoluteBounds();
int x = panelBounds.x - clip.x;
int y = panelBounds.y - clip.y;
Graphics2D graphics =
(Graphics2D) rootGraphics.create(x, y, panel.getWidth(), panel.getHeight());
paint(panel, graphics);
graphics.dispose();
rootGraphics.dispose();
}
public BufferedImage buildBufferFor(Panel panel) {
Dimension dimension = new Dimension(panel.getWidth(), panel.getHeight());
BufferedImage buffer = bufferedImagePool.acquire(dimension);
Graphics2D graphics = buffer.createGraphics();
graphics.setBackground(Colors.TRANSPARENT);
graphics.clearRect(0, 0, panel.getWidth(), panel.getHeight());
panel.paintOn(graphics);
graphics.dispose();
bufferCache.cache(panel, buffer);
return buffer;
}
public void paintChildren(ParentPanelBase panel, Graphics2D graphics) {
if (panel.hasChildren()) {
Box innards =
panel instanceof PropPanel
? ((PropPanel) panel).getPaddedBounds()
: panel.getChildConsumableBounds();
graphics.clipRect(innards.x, innards.y, innards.width, innards.height);
for (Panel child : panel.getChildren()) if (!child.isFloater()) paintChild(graphics, child);
for (Panel child : panel.getChildren()) if (child.isFloater()) paintChild(graphics, child);
}
}
public void paintClipFor(Panel panel, Graphics2D graphics) {
if (panel.canBeBuffered()) {
BufferedImage panelBuffer = bufferCache.retrieve(panel);
if (shouldBuildBufferFor(panel, panelBuffer)) {
bufferedImagePool.recycle(panelBuffer);
panelBuffer = buildBufferFor(panel);
}
graphics.drawImage(panelBuffer, 0, 0, null);
} else {
panel.paintOn(graphics);
}
}
public void processMousePressed(MousePressedEvent e) {
final Panel panel = e.getRecipient();
inWordSelectionMode = false;
TextLocation location = model.getLocationAt(e.getLocation());
model.startSelection(location);
model.setCaretLocation(location, XOffsetStrategy.FITTING, YOffsetStrategy.FITTING);
model.setCaretOn(true);
handleMultipleClicks(e);
panel.markAsDirty();
panel.getStage().getKeyListener().focusOn(panel);
lastClickTime = System.currentTimeMillis();
}
public void applyAlphaCompositeFor(Panel panel, Graphics2D graphics) {
Style style = panel.getStyle();
double alphaPercentage = style.getCompiledTransparency().getPercentage();
if (alphaPercentage > 0) {
float alpha = (float) (1.0f - (alphaPercentage / 100.0f));
Composite alphaComposite = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alpha);
graphics.setComposite(alphaComposite);
}
}
public boolean panelIsInClip(Panel panel) {
Box panelClip = panel.getAbsoluteBounds();
return panelClip != null && clip.intersects(panelClip);
}
public boolean shouldBuildBufferFor(Panel panel, BufferedImage buffer) {
return buffer == null
|| panel.getWidth() != buffer.getWidth()
|| panel.getHeight() != buffer.getHeight();
}