annis.visualizers.component.tree.backends.staticimg.AbstractImageGraphicsItem Maven / Gradle / Ivy
/*
* Copyright 2009-2011 Collaborative Research Centre SFB 632
*
* 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.
*/
package annis.visualizers.component.tree.backends.staticimg;
import annis.visualizers.component.tree.GraphicsItem;
import java.awt.Graphics2D;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
public abstract class AbstractImageGraphicsItem implements GraphicsItem {
private List children = new ArrayList();
private int zValue;
public void addChildItem(AbstractImageGraphicsItem childItem) {
children.add(childItem);
}
public abstract void draw(Graphics2D canvas);
@Override
public void setParentItem(GraphicsItem parent) {
((AbstractImageGraphicsItem)parent).addChildItem(this);
}
@Override
public void setZValue(int newZValue) {
zValue = newZValue;
}
public int getZValue() {
return zValue;
}
public Collection getChildren() {
return children;
}
public void getAllChildren(List outputList) {
outputList.addAll(children);
for (AbstractImageGraphicsItem child: children) {
child.getAllChildren(outputList);
}
}
}