Java PPickPath.getPickedNode方法代碼示例

import org.piccolo2d.util.PPickPath; //導入方法依賴的package包/類
/**
 * Return true if this node or any pickable descendants are picked. If a
 * pick occurs the pickPath is modified so that this node is always returned
 * as the picked node, event if it was a descendant node that initially
 * reported the pick.
 * 
 * @param pickPath the pick path to add the nodes to if they are picked
 * @return true if this node or one of its descendants was picked
 */
public boolean fullPick(final PPickPath pickPath) {
    if (super.fullPick(pickPath)) {
        PNode picked = pickPath.getPickedNode();

        // this code won't work with internal cameras, because it doesn't
        // pop the cameras view transform.
        while (picked != this) {
            pickPath.popTransform(picked.getTransformReference(false));
            pickPath.popNode(picked);
            picked = pickPath.getPickedNode();
        }

        return true;
    }
    return false;
}
 

import org.piccolo2d.util.PPickPath; //導入方法依賴的package包/類
/**
 * When mouse leaves, pop cursor from stack.
 * 
 * @param aEvent the mouse exited event
 */
public void mouseExited(final PInputEvent aEvent) {
    if (cursorPushed) {
        final PPickPath focus = aEvent.getInputManager().getMouseFocus();

        if (focus == null || focus.getPickedNode() != PBoundsHandle.this) {
            aEvent.popCursor();
            cursorPushed = false;
        }
    }
}
 

import org.piccolo2d.util.PPickPath; //導入方法依賴的package包/類
/**
 * Returns picked node on pickPath if pickPath is not null, or null.
 * 
 * @param pickPath from which to extract picked node
 * 
 * @return the picked node or null if pickPath is null
 */
private PNode getPickedNode(final PPickPath pickPath) {
    if (pickPath == null) {
        return null;
    }
    else {
        return pickPath.getPickedNode();
    }
}
 

import org.piccolo2d.util.PPickPath; //導入方法依賴的package包/類
private boolean isNewFocus(final PPickPath focus) {
    return (focus == null || focus.getPickedNode() != PSWTBoundsHandle.this);
}
 

import org.piccolo2d.util.PPickPath; //導入方法依賴的package包/類
private PNode getPickedNode(Point2D pos, PCamera cam){
	final PPickPath p = cam.pick(pos.getX(), pos.getY(), 1);
	if(p==null)
		return null;
	return p.getPickedNode();
}