@Override
public final void drag(
final Point2D _start, final Point2D cur, final double dx, final double dy) {
if (dragging == null) return;
// dx and dy do not change
final Point2D pos = RenderpassPainter.getPositionFromCanvas(dragging, cur);
dragging.drag(start, pos, dx, dy);
}
/**
* Checks whether the given render pass accepts the drag. When the render pass accepts the drag
* everything is set up properly.
*
* @param r The render pass to check.
* @param position The position in canvas coordinates.
* @param e The mouse event.
* @return Whether the drag was accepted.
* @see #acceptDrag(Point2D, MouseEvent)
*/
private boolean acceptDrag(final Renderpass r, final Point2D position, final MouseEvent e) {
if (!r.isVisible()) return false;
final Rectangle2D bbox = new Rectangle2D.Double();
r.getBoundingBox(bbox);
final Point2D pos = RenderpassPainter.getPositionFromCanvas(r, position);
if (!bbox.contains(pos)) return false;
if (!r.acceptDrag(pos, e)) return false;
start = pos;
dragging = r;
return true;
}
@Override
public boolean moveMouse(final Point2D cur) {
boolean moved = RenderpassPainter.moveMouse(nlFront, cur);
for (final RenderpassPosition<T> p : reverseArray(members())) {
final Renderpass r = p.pass;
if (!r.isVisible()) {
continue;
}
final Point2D pos = RenderpassPainter.getPositionFromCanvas(r, cur);
if (r.moveMouse(pos)) {
moved = true;
}
}
return RenderpassPainter.moveMouse(nlBack, cur) || moved;
}
/**
* Picks a layouted render pass.
*
* @param position The position.
* @return The render pass at the given position or <code>null</code> if there is none.
*/
protected Renderpass pickLayouted(final Point2D position) {
final Rectangle2D bbox = new Rectangle2D.Double();
for (final RenderpassPosition<T> p : reverseArray(members())) {
final Renderpass r = p.pass;
if (!r.isVisible()) {
continue;
}
r.getBoundingBox(bbox);
final Point2D pos = RenderpassPainter.getPositionFromCanvas(r, position);
if (!bbox.contains(pos)) {
continue;
}
return r;
}
return null;
}
@Override
public boolean click(final Camera cam, final Point2D position, final MouseEvent e) {
if (RenderpassPainter.click(nlFront, cam, position, e)) return true;
final Rectangle2D bbox = new Rectangle2D.Double();
for (final RenderpassPosition<T> p : reverseArray(members())) {
final Renderpass r = p.pass;
if (!r.isVisible()) {
continue;
}
r.getBoundingBox(bbox);
final Point2D pos = RenderpassPainter.getPositionFromCanvas(r, position);
if (!bbox.contains(pos)) {
continue;
}
if (r.click(cam, pos, e)) return true;
}
return RenderpassPainter.click(nlBack, cam, position, e);
}
@Override
public String getTooltip(final Point2D position) {
final String tt = RenderpassPainter.getTooltip(nlFront, position);
if (tt != null) return tt;
final Rectangle2D bbox = new Rectangle2D.Double();
for (final RenderpassPosition<T> p : reverseArray(members())) {
final Renderpass r = p.pass;
if (!r.isVisible()) {
continue;
}
r.getBoundingBox(bbox);
final Point2D pos = RenderpassPainter.getPositionFromCanvas(r, position);
if (!bbox.contains(pos)) {
continue;
}
final String tooltip = r.getTooltip(pos);
if (tooltip != null) return tooltip;
}
return RenderpassPainter.getTooltip(nlBack, position);
}