com.sun.javafx.scene.PerspectiveCameraHelper Maven / Gradle / Ivy
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package com.sun.javafx.scene;
import com.sun.javafx.sg.prism.NGNode;
import com.sun.javafx.util.Utils;
import javafx.scene.Node;
import javafx.scene.PerspectiveCamera;
/**
* Used to access internal methods of PerspectiveCamera.
*/
public class PerspectiveCameraHelper extends CameraHelper {
private static final PerspectiveCameraHelper theInstance;
private static PerspectiveCameraAccessor perspectiveCameraAccessor;
static {
theInstance = new PerspectiveCameraHelper();
Utils.forceInit(PerspectiveCamera.class);
}
private static PerspectiveCameraHelper getInstance() {
return theInstance;
}
public static void initHelper(PerspectiveCamera perspectiveCamera) {
setHelper(perspectiveCamera, getInstance());
}
@Override
protected NGNode createPeerImpl(Node node) {
return perspectiveCameraAccessor.doCreatePeer(node);
}
@Override
protected void updatePeerImpl(Node node) {
super.updatePeerImpl(node);
perspectiveCameraAccessor.doUpdatePeer(node);
}
public static void setPerspectiveCameraAccessor(final PerspectiveCameraAccessor newAccessor) {
if (perspectiveCameraAccessor != null) {
throw new IllegalStateException();
}
perspectiveCameraAccessor = newAccessor;
}
public interface PerspectiveCameraAccessor {
NGNode doCreatePeer(Node node);
void doUpdatePeer(Node node);
}
}