private void computeSize(boolean immediate) {
hidePopup();
Bounds bounds;
CircuitState circState = circuitState;
if (circState == null) {
bounds = Bounds.create(0, 0, 50, 50);
} else {
bounds = circState.getCircuit().getAppearance().getAbsoluteBounds();
}
int width = bounds.getX() + bounds.getWidth() + BOUNDS_BUFFER;
int height = bounds.getY() + bounds.getHeight() + BOUNDS_BUFFER;
Size dim;
if (canvasPane == null) {
dim = new Size(width, height);
} else {
dim = canvasPane.supportPreferredSize(width, height);
}
if (!immediate) {
Bounds old = oldPreferredSize;
if (old != null
&& Math.abs(old.getWidth() - dim.width) < THRESH_SIZE_UPDATE
&& Math.abs(old.getHeight() - dim.height) < THRESH_SIZE_UPDATE) {
return;
}
}
oldPreferredSize = Bounds.create(0, 0, dim.width, dim.height);
setPreferredSize(dim);
revalidate();
}
private void showPopup(Set<AppearancePort> portObjects) {
dragStart = null;
CircuitState circuitState = canvas.getCircuitState();
if (circuitState == null) return;
ArrayList<Instance> ports = new ArrayList<Instance>(portObjects.size());
for (AppearancePort portObject : portObjects) {
ports.add(portObject.getPin());
}
hideCurrentPopup();
LayoutThumbnail layout = new LayoutThumbnail();
layout.setCircuit(circuitState, ports);
JViewport owner = canvasPane.getViewport();
Point ownerLoc = owner.getLocationOnScreen();
Dimension ownerDim = owner.getSize();
Dimension layoutDim = layout.getPreferredSize();
int x = ownerLoc.x + Math.max(0, ownerDim.width - layoutDim.width - 5);
int y = ownerLoc.y + Math.max(0, ownerDim.height - layoutDim.height - 5);
PopupFactory factory = PopupFactory.getSharedInstance();
Popup popup = factory.getPopup(canvasPane.getViewport(), layout, x, y);
popup.show();
curPopup = popup;
curPopupTime = System.currentTimeMillis();
}
public int getScrollableUnitIncrement(Rect visibleRect, int orientation, int direction) {
return canvasPane.supportScrollableUnitIncrement(visibleRect, orientation, direction);
}