/protocols/smpp/src/main/java/org/mobicents/protocols/smpp/gsm/ems/VariablePicture.java

 1/*
 2 * JBoss, Home of Professional Open Source
 3 * Copyright 2011, Red Hat, Inc. and individual contributors
 4 * by the @authors tag. See the copyright.txt in the distribution for a
 5 * full listing of individual contributors.
 6 *
 7 * This is free software; you can redistribute it and/or modify it
 8 * under the terms of the GNU Lesser General Public License as
 9 * published by the Free Software Foundation; either version 2.1 of
10 * the License, or (at your option) any later version.
11 *
12 * This software is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this software; if not, write to the Free
19 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21 */
22
23package org.mobicents.protocols.smpp.gsm.ems;
24
25import java.awt.image.BufferedImage;
26import java.nio.ByteBuffer;
27
28/**
29 * Implementation of a variable picture. See 3GPP TS 23.040 9.2.3.24.10.1.9.
30 * @version $Id: VariablePicture.java 484 2010-02-08 16:08:50Z orank $
31 */
32public class VariablePicture extends Picture {
33
34    public VariablePicture(BufferedImage image, int position) {
35        super(0x12, image, position);
36    }
37
38    public VariablePicture(BufferedImage image) {
39        super(0x12, image);
40    }
41
42    
43    @Override
44    protected int getExtraHeaderSize() {
45        return 2;
46    }
47
48    @Override
49    protected void writeHeader(BufferedImage image, ByteBuffer buffer) {
50        int width = image.getWidth();
51        buffer.put((byte) (width / 8));
52        buffer.put((byte) image.getHeight());
53    }
54
55    @Override
56    protected void checkImage(BufferedImage image) {
57        int width = image.getWidth();
58        if (width % 8 != 0) {
59            throw new IllegalArgumentException(
60                    "Image width must be a multiple of 8");
61        }
62    }
63
64}