| /* |
| |
| 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.svggen; |
| |
| import java.util.HashMap; |
| import java.util.LinkedList; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.w3c.dom.Element; |
| |
| /** |
| * Describes an SVG clip |
| * |
| * @author <a href="mailto:vincent.hardy@eng.sun.com">Vincent Hardy</a> |
| * @version $Id$ |
| * @see org.apache.batik.ext.awt.g2d.GraphicContext |
| * @see org.apache.batik.svggen.SVGDescriptor |
| */ |
| public class SVGClipDescriptor implements SVGDescriptor, SVGSyntax{ |
| private String clipPathValue; |
| private Element clipPathDef; |
| |
| /** |
| * Creates a new SVGClipDescriptor. |
| * @param clipPathValue the clip path value |
| * @param clipPathDef definition of a clip path |
| */ |
| public SVGClipDescriptor(String clipPathValue, Element clipPathDef){ |
| if (clipPathValue == null) |
| throw new SVGGraphics2DRuntimeException(ErrorConstants.ERR_CLIP_NULL); |
| |
| this.clipPathValue = clipPathValue; |
| this.clipPathDef = clipPathDef; |
| } |
| |
| /** |
| * @param attrMap if not null, attribute name/value pairs |
| * for this descriptor should be written in this Map. |
| * Otherwise, a new Map will be created and attribute |
| * name/value pairs will be written into it. |
| * @return a map containing the SVG attributes needed by the |
| * descriptor. |
| */ |
| public Map getAttributeMap(Map attrMap) { |
| if (attrMap == null) |
| attrMap = new HashMap(); |
| |
| attrMap.put(SVG_CLIP_PATH_ATTRIBUTE, clipPathValue); |
| |
| return attrMap; |
| } |
| |
| |
| /** |
| * @param defSet if not null, definitions required to provide |
| * targets for the descriptor attribute values will be |
| * copied into defSet. If null, a new Set should be created |
| * and definitions copied into it. The set contains |
| * zero, one or more Elements. |
| * @return a set containing Elements that represent the definition |
| * of the descriptor's attribute values |
| */ |
| public List getDefinitionSet(List defSet) { |
| if (defSet == null) |
| defSet = new LinkedList(); |
| |
| if (clipPathDef != null) |
| defSet.add(clipPathDef); |
| |
| return defSet; |
| } |
| } |