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      1 /*
      2  * Copyright (C) 2007 Esmertec AG.
      3  * Copyright (C) 2007 The Android Open Source Project
      4  *
      5  * Licensed under the Apache License, Version 2.0 (the "License");
      6  * you may not use this file except in compliance with the License.
      7  * You may obtain a copy of the License at
      8  *
      9  *      http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  * Unless required by applicable law or agreed to in writing, software
     12  * distributed under the License is distributed on an "AS IS" BASIS,
     13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14  * See the License for the specific language governing permissions and
     15  * limitations under the License.
     16  */
     17 
     18 package com.android.mms.dom.smil;
     19 
     20 import org.w3c.dom.NodeList;
     21 import org.w3c.dom.smil.SMILDocument;
     22 import org.w3c.dom.smil.SMILRegionElement;
     23 import org.w3c.dom.smil.SMILRegionMediaElement;
     24 
     25 public class SmilRegionMediaElementImpl extends SmilMediaElementImpl implements
     26         SMILRegionMediaElement {
     27     private SMILRegionElement mRegion;
     28 
     29     SmilRegionMediaElementImpl(SmilDocumentImpl owner, String tagName) {
     30         super(owner, tagName);
     31     }
     32 
     33     public SMILRegionElement getRegion() {
     34         if (mRegion == null) {
     35             SMILDocument doc = (SMILDocument)this.getOwnerDocument();
     36             NodeList regions = doc.getLayout().getElementsByTagName("region");
     37             SMILRegionElement region = null;
     38             for (int i = 0; i < regions.getLength(); i++) {
     39                 region = (SMILRegionElement)regions.item(i);
     40                 if (region.getId().equals(this.getAttribute("region"))) {
     41                     mRegion = region;
     42                 }
     43             }
     44         }
     45         return mRegion;
     46     }
     47 
     48     public void setRegion(SMILRegionElement region) {
     49         this.setAttribute("region", region.getId());
     50         mRegion = region;
     51     }
     52 
     53 }
     54