211 lines
7.0 KiB
Java
211 lines
7.0 KiB
Java
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/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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package org.apache.poi.ddf;
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import org.apache.poi.util.HexDump;
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import org.apache.poi.util.LittleEndian;
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/**
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* The escher child achor record is used to specify the position of a shape under an
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* existing group. The first level of shape records use a EscherClientAnchor record instead.
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*
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* @see EscherChildAnchorRecord
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*/
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public class EscherChildAnchorRecord
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extends EscherRecord
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{
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public static final short RECORD_ID = (short) 0xF00F;
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public static final String RECORD_DESCRIPTION = "MsofbtChildAnchor";
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private int field_1_dx1;
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private int field_2_dy1;
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private int field_3_dx2;
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private int field_4_dy2;
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@Override
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public int fillFields(byte[] data, int offset, EscherRecordFactory recordFactory) {
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int bytesRemaining = readHeader( data, offset );
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int pos = offset + 8;
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int size = 0;
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switch (bytesRemaining) {
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case 16: // RectStruct
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field_1_dx1 = LittleEndian.getInt( data, pos + size );size+=4;
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field_2_dy1 = LittleEndian.getInt( data, pos + size );size+=4;
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field_3_dx2 = LittleEndian.getInt( data, pos + size );size+=4;
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field_4_dy2 = LittleEndian.getInt( data, pos + size );size+=4;
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break;
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case 8: // SmallRectStruct
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field_1_dx1 = LittleEndian.getShort( data, pos + size );size+=2;
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field_2_dy1 = LittleEndian.getShort( data, pos + size );size+=2;
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field_3_dx2 = LittleEndian.getShort( data, pos + size );size+=2;
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field_4_dy2 = LittleEndian.getShort( data, pos + size );size+=2;
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break;
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default:
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throw new RuntimeException("Invalid EscherChildAnchorRecord - neither 8 nor 16 bytes.");
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}
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return 8 + size;
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}
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@Override
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public int serialize(int offset, byte[] data, EscherSerializationListener listener) {
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listener.beforeRecordSerialize( offset, getRecordId(), this );
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int pos = offset;
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LittleEndian.putShort( data, pos, getOptions() ); pos += 2;
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LittleEndian.putShort( data, pos, getRecordId() ); pos += 2;
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LittleEndian.putInt( data, pos, getRecordSize()-8 ); pos += 4;
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LittleEndian.putInt( data, pos, field_1_dx1 ); pos += 4;
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LittleEndian.putInt( data, pos, field_2_dy1 ); pos += 4;
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LittleEndian.putInt( data, pos, field_3_dx2 ); pos += 4;
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LittleEndian.putInt( data, pos, field_4_dy2 ); pos += 4;
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listener.afterRecordSerialize( pos, getRecordId(), pos - offset, this );
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return pos - offset;
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}
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@Override
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public int getRecordSize()
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{
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return 8 + 4 * 4;
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}
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@Override
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public short getRecordId() {
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return RECORD_ID;
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}
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@Override
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public String getRecordName() {
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return "ChildAnchor";
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}
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/**
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* The string representation of this record
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*/
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@Override
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public String toString()
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{
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String nl = System.getProperty("line.separator");
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return getClass().getName() + ":" + nl +
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" RecordId: 0x" + HexDump.toHex(RECORD_ID) + nl +
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" Version: 0x" + HexDump.toHex(getVersion()) + nl +
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" Instance: 0x" + HexDump.toHex(getInstance()) + nl +
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" X1: " + field_1_dx1 + nl +
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" Y1: " + field_2_dy1 + nl +
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" X2: " + field_3_dx2 + nl +
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" Y2: " + field_4_dy2 + nl ;
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}
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@Override
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public String toXml(String tab) {
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StringBuilder builder = new StringBuilder();
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builder.append(tab).append(formatXmlRecordHeader(getClass().getSimpleName(), HexDump.toHex(getRecordId()), HexDump.toHex(getVersion()), HexDump.toHex(getInstance())))
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.append(tab).append("\t").append("<X1>").append(field_1_dx1).append("</X1>\n")
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.append(tab).append("\t").append("<Y1>").append(field_2_dy1).append("</Y1>\n")
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.append(tab).append("\t").append("<X2>").append(field_3_dx2).append("</X2>\n")
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.append(tab).append("\t").append("<Y2>").append(field_4_dy2).append("</Y2>\n");
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builder.append(tab).append("</").append(getClass().getSimpleName()).append(">\n");
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return builder.toString();
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}
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/**
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* Retrieves offset within the parent coordinate space for the top left point.
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*
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* @return the x offset of the top left point
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*/
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public int getDx1()
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{
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return field_1_dx1;
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}
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/**
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* Sets offset within the parent coordinate space for the top left point.
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*
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* @param field_1_dx1 the x offset of the top left point
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*/
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public void setDx1( int field_1_dx1 )
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{
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this.field_1_dx1 = field_1_dx1;
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}
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/**
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* Gets offset within the parent coordinate space for the top left point.
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*
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* @return the y offset of the top left point
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*/
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public int getDy1()
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{
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return field_2_dy1;
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}
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/**
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* Sets offset within the parent coordinate space for the top left point.
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*
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* @param field_2_dy1 the y offset of the top left point
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*/
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public void setDy1( int field_2_dy1 )
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{
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this.field_2_dy1 = field_2_dy1;
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}
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/**
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* Retrieves offset within the parent coordinate space for the bottom right point.
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*
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* @return the x offset of the bottom right point
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*/
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public int getDx2()
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{
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return field_3_dx2;
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}
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/**
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* Sets offset within the parent coordinate space for the bottom right point.
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*
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* @param field_3_dx2 the x offset of the bottom right point
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*/
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public void setDx2( int field_3_dx2 )
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{
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this.field_3_dx2 = field_3_dx2;
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}
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/**
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* Gets the offset within the parent coordinate space for the bottom right point.
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*
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* @return the y offset of the bottom right point
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*/
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public int getDy2()
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{
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return field_4_dy2;
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}
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/**
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* Sets the offset within the parent coordinate space for the bottom right point.
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*
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* @param field_4_dy2 the y offset of the bottom right point
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*/
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public void setDy2( int field_4_dy2 )
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{
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this.field_4_dy2 = field_4_dy2;
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}
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}
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