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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2003 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 * Port to the D programming language:
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11 * Frank Benoit <benoit@tionex.de>
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12 *******************************************************************************/
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13 module org.eclipse.swt.internal.image.JPEGFixedSizeSegment;
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14
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15 import java.lang.all;
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16
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17
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18 import org.eclipse.swt.SWT;
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19 import org.eclipse.swt.internal.image.JPEGSegment;
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20 import org.eclipse.swt.internal.image.LEDataInputStream;
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21
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22
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23
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24 abstract class JPEGFixedSizeSegment : JPEGSegment {
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25
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26 public this() {
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27 reference = new byte[fixedSize()];
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28 setSegmentMarker(signature());
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29 }
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30
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31 public this(byte[] reference) {
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32 super(reference);
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33 }
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34
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35 public this(LEDataInputStream byteStream) {
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36 reference = new byte[fixedSize()];
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37 try {
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38 byteStream.read(reference);
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39 } catch (Exception e) {
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40 SWT.error(SWT.ERROR_IO, e);
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41 }
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42 }
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43
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44 abstract public int fixedSize();
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45
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46 public override int getSegmentLength() {
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47 return fixedSize() - 2;
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48 }
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49
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50 public override void setSegmentLength(int length) {
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51 }
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52 }
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