com.sun.javafx.scene.shape.CubicCurveHelper Maven / Gradle / Ivy
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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package com.sun.javafx.scene.shape;
import com.sun.javafx.sg.prism.NGNode;
import com.sun.javafx.util.Utils;
import javafx.scene.Node;
import javafx.scene.shape.CubicCurve;
import javafx.scene.shape.Shape;
/**
* Used to access internal methods of CubicCurve.
*/
public class CubicCurveHelper extends ShapeHelper {
private static final CubicCurveHelper theInstance;
private static CubicCurveAccessor cubicCurveAccessor;
static {
theInstance = new CubicCurveHelper();
Utils.forceInit(CubicCurve.class);
}
private static CubicCurveHelper getInstance() {
return theInstance;
}
public static void initHelper(CubicCurve cubicCurve) {
setHelper(cubicCurve, getInstance());
}
@Override
protected NGNode createPeerImpl(Node node) {
return cubicCurveAccessor.doCreatePeer(node);
}
@Override
protected void updatePeerImpl(Node node) {
super.updatePeerImpl(node);
cubicCurveAccessor.doUpdatePeer(node);
}
@Override
protected com.sun.javafx.geom.Shape configShapeImpl(Shape shape) {
return cubicCurveAccessor.doConfigShape(shape);
}
public static void setCubicCurveAccessor(final CubicCurveAccessor newAccessor) {
if (cubicCurveAccessor != null) {
throw new IllegalStateException();
}
cubicCurveAccessor = newAccessor;
}
public interface CubicCurveAccessor {
NGNode doCreatePeer(Node node);
void doUpdatePeer(Node node);
com.sun.javafx.geom.Shape doConfigShape(Shape shape);
}
}