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1   /*
2    * Copyright (C) 2003-2015 eXo Platform SAS.
3    *
4    * This is free software; you can redistribute it and/or modify it
5    * under the terms of the GNU Lesser General Public License as
6    * published by the Free Software Foundation; either version 3 of
7    * the License, or (at your option) any later version.
8    *
9    * This software is distributed in the hope that it will be useful,
10   * but WITHOUT ANY WARRANTY; without even the implied warranty of
11   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12   * Lesser General Public License for more details.
13   *
14   * You should have received a copy of the GNU Lesser General Public
15   * License along with this software; if not, write to the Free
16   * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
17   * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
18   */
19  package org.exoplatform.utils.image;
20  
21  import org.exoplatform.R;
22  
23  import android.content.Context;
24  import android.graphics.drawable.Drawable;
25  import android.text.Html.ImageGetter;
26  
27  /**
28   * An ImageGetter that replaces every {@code <img>} tag by an empty drawable.<br/>
29   * Usage:
30   * 
31   * <pre>
32   * EmptyImageGetter emptyImage = new EmptyImageGetter(context);
33   * Html.fromHtml(anHtmlString, emptyImage, null);
34   * </pre>
35   * 
36   * @author Philippe Aristote paristote@exoplatform.com
37   * @since May 20, 2015
38   */
39  public class EmptyImageGetter implements ImageGetter {
40  
41    private Context context;
42  
43    public EmptyImageGetter(Context ctx) {
44      this.context = ctx;
45    }
46  
47    @Override
48    public Drawable getDrawable(String src) {
49      return context.getResources().getDrawable(R.drawable.empty_drawable);
50    }
51  
52  }