/**
* @param aEvent
* @param aStartPoint
*/
protected void handleZoomRegion(final MouseEvent aEvent, final Point aStartPoint) {
// For now, disabled by default as it isn't 100% working yet...
if (Boolean.FALSE.equals(Boolean.valueOf(System.getProperty("zoomregionenabled", "false")))) {
return;
}
final JComponent source = (JComponent) aEvent.getComponent();
final boolean dragging = (aEvent.getID() == MouseEvent.MOUSE_DRAGGED);
final GhostGlassPane glassPane =
(GhostGlassPane) SwingUtilities.getRootPane(source).getGlassPane();
Rectangle viewRect;
final JScrollPane scrollPane =
SwingComponentUtils.getAncestorOfClass(JScrollPane.class, source);
if (scrollPane != null) {
final JViewport viewport = scrollPane.getViewport();
viewRect = SwingUtilities.convertRectangle(viewport, viewport.getVisibleRect(), glassPane);
} else {
viewRect = SwingUtilities.convertRectangle(source, source.getVisibleRect(), glassPane);
}
final Point start = SwingUtilities.convertPoint(source, aStartPoint, glassPane);
final Point current = SwingUtilities.convertPoint(source, aEvent.getPoint(), glassPane);
if (dragging) {
if (!glassPane.isVisible()) {
glassPane.setVisible(true);
glassPane.setRenderer(new RubberBandRenderer(), start, current, viewRect);
} else {
glassPane.updateRenderer(start, current, viewRect);
}
glassPane.repaintPartially();
} else
/* if ( !dragging ) */
{
// Fire off a signal to the zoom controller to do its job...
this.controller.getZoomController().zoomRegion(aStartPoint, aEvent.getPoint());
glassPane.setVisible(false);
}
}
/**
* This calls the other relevant <code>paint...()</code> methods in this object. The layering of
* the focus varies based on whether it should be painted outside or inside the filled shape, but
* otherwise the layers are:
*
* <ul>
* <li>Filling the bounds with <code>button.getBackground()</code> (if <code>button.isOpaque()
* </code> is true).
* <li>If <code>getShadowHighlight()</code> is non-null, painting the stroke/border 1 pixel
* below its usual location.
* <li><code>paintBackground(g)</code>
* <li><code>paintEffects(g,false)</code>
* <li><code>paintIcon(g)</code>
* <li><code>paintText(g)</code>
* <LI><code>paintForeground(g)</code>
* <LI><code>paintEffects(g,true)</code>
* </ul>
*/
@Override
public void paint(Graphics g0, JComponent c) {
AbstractButton button = (AbstractButton) c;
if (isLayoutValid(button) == false) updateLayout(button, getButtonInfo(button));
if (button.isOpaque()) {
g0.setColor(button.getBackground());
g0.fillRect(0, 0, button.getWidth(), button.getHeight());
}
Graphics2D g = new OptimizedGraphics2D((Graphics2D) g0);
g.setComposite(getComposite(button));
ButtonInfo info = getButtonInfo(button);
Color highlight = fill.getShadowHighlight(button);
if (highlight != null && isStrokePainted(button)) {
g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g.translate(0, 1);
g.setColor(highlight);
g.draw(info.fill);
g.translate(0, -1);
}
PaintFocus focus = getFocusPainting(button);
boolean hasFocus = hasFocus(button);
if (Boolean.FALSE.equals(hasFocus) || button.isFocusPainted() == false) focus = PaintFocus.NONE;
// this shouldn't be an issue, but just in case:
if (isEnabled(button) == false) focus = PaintFocus.NONE;
if (focus == PaintFocus.OUTSIDE) {
if (isFillOpaque()) {
// the opaque fill will overwrite the inner part of
// this stroke...
PlafPaintUtils.paintFocus(g, info.stroke, focusSize);
} else {
// this still has some rendering quirks in
// Quartz (remove the clipping to study closely)
// ... but other than the top horizontal & vertical
// line it's OK. And even those are ... partly there.
Graphics2D focusG = (Graphics2D) g.create();
GeneralPath outsideClip = new GeneralPath(Path2D.WIND_EVEN_ODD);
outsideClip.append(new Rectangle(0, 0, button.getWidth(), button.getHeight()), false);
outsideClip.append(info.fill, false);
focusG.clip(outsideClip);
PlafPaintUtils.paintFocus(focusG, info.stroke, focusSize);
focusG.dispose();
}
}
g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF);
paintBackground(g, info);
paintEffects(g, info, true);
g.setStroke(new BasicStroke(1));
if (focus == PaintFocus.INSIDE) {
Graphics2D focusG = (Graphics2D) g.create();
focusG.clip(info.fill);
PlafPaintUtils.paintFocus(focusG, info.stroke, focusSize);
focusG.dispose();
paintStroke(g, info);
} else if (focus == PaintFocus.BOTH) {
paintStroke(g, info);
PlafPaintUtils.paintFocus(g, info.stroke, focusSize);
} else {
paintStroke(g, info);
}
g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
paintIcon(g, info);
paintText(g, info);
g.setComposite(isEnabled(button) ? AlphaComposite.SrcOver : SRC_OVER_TRANSLUCENT);
paintForeground(g, info);
paintEffects(g, info, false);
}