| /* |
| |
| Licensed to the Apache Software Foundation (ASF) under one or more |
| contributor license agreements. See the NOTICE file distributed with |
| this work for additional information regarding copyright ownership. |
| The ASF licenses this file to You 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 org.apache.batik.gvt; |
| |
| import java.awt.Graphics2D; |
| import java.awt.Shape; |
| import java.awt.geom.AffineTransform; |
| import java.awt.geom.Rectangle2D; |
| |
| /** |
| * A graphics node which provides a placeholder for another graphics node. This |
| * node is self defined except that it delegates to the enclosed (proxied) |
| * graphics node, its paint routine and bounds computation. |
| * |
| * @author <a href="mailto:Thierry.Kormann@sophia.inria.fr">Thierry Kormann</a> |
| * @version $Id$ |
| */ |
| public class ProxyGraphicsNode extends AbstractGraphicsNode { |
| |
| /** |
| * The graphics node to proxy. |
| */ |
| protected GraphicsNode source; |
| |
| /** |
| * Constructs a new empty proxy graphics node. |
| */ |
| public ProxyGraphicsNode() {} |
| |
| /** |
| * Sets the graphics node to proxy to the specified graphics node. |
| * |
| * @param source the graphics node to proxy |
| */ |
| public void setSource(GraphicsNode source) { |
| this.source = source; |
| } |
| |
| /** |
| * Returns the proxied graphics node. |
| */ |
| public GraphicsNode getSource() { |
| return source; |
| } |
| |
| /** |
| * Paints this node without applying Filter, Mask, Composite and clip. |
| * |
| * @param g2d the Graphics2D to use |
| */ |
| public void primitivePaint(Graphics2D g2d) { |
| if (source != null) { |
| source.paint(g2d); |
| } |
| } |
| |
| /** |
| * Returns the bounds of the area covered by this node's primitive paint. |
| */ |
| public Rectangle2D getPrimitiveBounds() { |
| if (source == null) |
| return null; |
| |
| return source.getBounds(); |
| } |
| |
| /** |
| * Returns the bounds of this node's primitivePaint after applying |
| * the input transform (if any), concatenated with this node's |
| * transform (if any). |
| * |
| * @param txf the affine transform with which this node's transform should |
| * be concatenated. Should not be null. */ |
| public Rectangle2D getTransformedPrimitiveBounds(AffineTransform txf) { |
| if (source == null) |
| return null; |
| |
| AffineTransform t = txf; |
| if (transform != null) { |
| t = new AffineTransform(txf); |
| t.concatenate(transform); |
| } |
| return source.getTransformedPrimitiveBounds(t); |
| } |
| |
| /** |
| * Returns the bounds of the area covered by this node, without |
| * taking any of its rendering attribute into account. That is, |
| * exclusive of any clipping, masking, filtering or stroking, for |
| * example. |
| */ |
| public Rectangle2D getGeometryBounds() { |
| if (source == null) |
| return null; |
| |
| return source.getGeometryBounds(); |
| } |
| |
| /** |
| * Returns the bounds of the sensitive area covered by this node, |
| * This includes the stroked area but does not include the effects |
| * of clipping, masking or filtering. The returned value is |
| * transformed by the concatenation of the input transform and |
| * this node's transform. |
| * |
| * @param txf the affine transform with which this node's |
| * transform should be concatenated. Should not be null. |
| */ |
| public Rectangle2D getTransformedGeometryBounds(AffineTransform txf) { |
| if (source == null) |
| return null; |
| |
| AffineTransform t = txf; |
| if (transform != null) { |
| t = new AffineTransform(txf); |
| t.concatenate(transform); |
| } |
| return source.getTransformedGeometryBounds(t); |
| } |
| |
| |
| /** |
| * Returns the bounds of the sensitive area covered by this node, |
| * This includes the stroked area but does not include the effects |
| * of clipping, masking or filtering. |
| */ |
| public Rectangle2D getSensitiveBounds() { |
| if (source == null) |
| return null; |
| |
| return source.getSensitiveBounds(); |
| } |
| |
| /** |
| * Returns the outline of this node. |
| */ |
| public Shape getOutline() { |
| if (source == null) |
| return null; |
| |
| return source.getOutline(); |
| } |
| } |