/*
* Copyright 2015 JBoss, by Red Hat, Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
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* To change this license header, choose License Headers in Project Properties.
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* and open the template in the editor.
*/
package org.uberfire.ext.wires.core.scratchpad.client.shapes;
import com.ait.lienzo.client.core.event.NodeDragEndEvent;
import com.ait.lienzo.client.core.event.NodeDragEndHandler;
import com.ait.lienzo.client.core.event.NodeDragMoveEvent;
import com.ait.lienzo.client.core.event.NodeDragMoveHandler;
import org.uberfire.ext.wires.core.api.containers.ContainerManager;
import org.uberfire.ext.wires.core.api.containers.RequiresContainerManager;
import org.uberfire.ext.wires.core.api.containers.WiresContainer;
import org.uberfire.ext.wires.core.api.shapes.WiresBaseDynamicShape;
/**
* A Shape that can be re-sized and have connectors attached. It CAN be added to Containers.
*/
public abstract class WiresScratchPadDefaultShape extends WiresBaseDynamicShape implements RequiresContainerManager {
protected ContainerManager containerManager;
private WiresContainer boundContainer;
public WiresScratchPadDefaultShape() {
//Check for the Shape being added to a Container as it is dragged around
addNodeDragMoveHandler(new NodeDragMoveHandler() {
@Override
public void onNodeDragMove(final NodeDragMoveEvent nodeDragMoveEvent) {
boundContainer = containerManager.getContainer(WiresScratchPadDefaultShape.this.getX(),
WiresScratchPadDefaultShape.this.getY());
if (boundContainer != null) {
boundContainer.detachShape(WiresScratchPadDefaultShape.this);
}
getLayer().batch();
}
});
//When the drag ends; if it was within a Container add this Shape to the Container
addNodeDragEndHandler(new NodeDragEndHandler() {
@Override
public void onNodeDragEnd(final NodeDragEndEvent nodeDragEndEvent) {
if (boundContainer != null) {
boundContainer.attachShape(WiresScratchPadDefaultShape.this);
boundContainer.setHover(false);
}
getLayer().batch();
}
});
}
@Override
public void setContainerManager(final ContainerManager containerManager) {
this.containerManager = containerManager;
}
}