| |
| /* ==================================================================== |
| Licensed to the Apache Software Foundation (ASF) under one or more |
| contributor license agreements. See the NOTICE file distributed with |
| this work for additional information regarding copyright ownership. |
| The ASF licenses this file to You under the Apache License, Version 2.0 |
| (the "License"); you may not use this file except in compliance with |
| the License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| ==================================================================== */ |
| |
| package org.apache.poi.ddf; |
| |
| import java.util.Map; |
| import java.util.function.Supplier; |
| |
| import org.apache.poi.util.GenericRecordUtil; |
| import org.apache.poi.util.LittleEndian; |
| |
| /** |
| * The escher child achor record is used to specify the position of a shape under an |
| * existing group. The first level of shape records use a EscherClientAnchor record instead. |
| * |
| * @see EscherChildAnchorRecord |
| */ |
| public class EscherChildAnchorRecord extends EscherRecord { |
| public static final short RECORD_ID = EscherRecordTypes.CHILD_ANCHOR.typeID; |
| |
| private int field_1_dx1; |
| private int field_2_dy1; |
| private int field_3_dx2; |
| private int field_4_dy2; |
| |
| public EscherChildAnchorRecord() {} |
| |
| public EscherChildAnchorRecord(EscherChildAnchorRecord other) { |
| super(other); |
| field_1_dx1 = other.field_1_dx1; |
| field_2_dy1 = other.field_2_dy1; |
| field_3_dx2 = other.field_3_dx2; |
| field_4_dy2 = other.field_4_dy2; |
| } |
| |
| @Override |
| public int fillFields(byte[] data, int offset, EscherRecordFactory recordFactory) { |
| int bytesRemaining = readHeader( data, offset ); |
| int pos = offset + 8; |
| int size = 0; |
| switch (bytesRemaining) { |
| case 16: // RectStruct |
| field_1_dx1 = LittleEndian.getInt( data, pos + size );size+=4; |
| field_2_dy1 = LittleEndian.getInt( data, pos + size );size+=4; |
| field_3_dx2 = LittleEndian.getInt( data, pos + size );size+=4; |
| field_4_dy2 = LittleEndian.getInt( data, pos + size );size+=4; |
| break; |
| case 8: // SmallRectStruct |
| field_1_dx1 = LittleEndian.getShort( data, pos + size );size+=2; |
| field_2_dy1 = LittleEndian.getShort( data, pos + size );size+=2; |
| field_3_dx2 = LittleEndian.getShort( data, pos + size );size+=2; |
| field_4_dy2 = LittleEndian.getShort( data, pos + size );size+=2; |
| break; |
| default: |
| throw new RuntimeException("Invalid EscherChildAnchorRecord - neither 8 nor 16 bytes."); |
| } |
| |
| return 8 + size; |
| } |
| |
| @Override |
| public int serialize(int offset, byte[] data, EscherSerializationListener listener) { |
| listener.beforeRecordSerialize( offset, getRecordId(), this ); |
| int pos = offset; |
| LittleEndian.putShort( data, pos, getOptions() ); pos += 2; |
| LittleEndian.putShort( data, pos, getRecordId() ); pos += 2; |
| LittleEndian.putInt( data, pos, getRecordSize()-8 ); pos += 4; |
| LittleEndian.putInt( data, pos, field_1_dx1 ); pos += 4; |
| LittleEndian.putInt( data, pos, field_2_dy1 ); pos += 4; |
| LittleEndian.putInt( data, pos, field_3_dx2 ); pos += 4; |
| LittleEndian.putInt( data, pos, field_4_dy2 ); pos += 4; |
| |
| listener.afterRecordSerialize( pos, getRecordId(), pos - offset, this ); |
| return pos - offset; |
| } |
| |
| @Override |
| public int getRecordSize() |
| { |
| return 8 + 4 * 4; |
| } |
| |
| @Override |
| public short getRecordId() { |
| return RECORD_ID; |
| } |
| |
| @Override |
| public String getRecordName() { |
| return EscherRecordTypes.CHILD_ANCHOR.recordName; |
| } |
| |
| |
| /** |
| * Retrieves offset within the parent coordinate space for the top left point. |
| * |
| * @return the x offset of the top left point |
| */ |
| public int getDx1() |
| { |
| return field_1_dx1; |
| } |
| |
| /** |
| * Sets offset within the parent coordinate space for the top left point. |
| * |
| * @param field_1_dx1 the x offset of the top left point |
| */ |
| public void setDx1( int field_1_dx1 ) |
| { |
| this.field_1_dx1 = field_1_dx1; |
| } |
| |
| /** |
| * Gets offset within the parent coordinate space for the top left point. |
| * |
| * @return the y offset of the top left point |
| */ |
| public int getDy1() |
| { |
| return field_2_dy1; |
| } |
| |
| /** |
| * Sets offset within the parent coordinate space for the top left point. |
| * |
| * @param field_2_dy1 the y offset of the top left point |
| */ |
| public void setDy1( int field_2_dy1 ) |
| { |
| this.field_2_dy1 = field_2_dy1; |
| } |
| |
| /** |
| * Retrieves offset within the parent coordinate space for the bottom right point. |
| * |
| * @return the x offset of the bottom right point |
| */ |
| public int getDx2() |
| { |
| return field_3_dx2; |
| } |
| |
| /** |
| * Sets offset within the parent coordinate space for the bottom right point. |
| * |
| * @param field_3_dx2 the x offset of the bottom right point |
| */ |
| public void setDx2( int field_3_dx2 ) |
| { |
| this.field_3_dx2 = field_3_dx2; |
| } |
| |
| /** |
| * Gets the offset within the parent coordinate space for the bottom right point. |
| * |
| * @return the y offset of the bottom right point |
| */ |
| public int getDy2() |
| { |
| return field_4_dy2; |
| } |
| |
| /** |
| * Sets the offset within the parent coordinate space for the bottom right point. |
| * |
| * @param field_4_dy2 the y offset of the bottom right point |
| */ |
| public void setDy2( int field_4_dy2 ) |
| { |
| this.field_4_dy2 = field_4_dy2; |
| } |
| |
| @Override |
| public Map<String, Supplier<?>> getGenericProperties() { |
| return GenericRecordUtil.getGenericProperties( |
| "base", super::getGenericProperties, |
| "x1", this::getDx1, |
| "y1", this::getDy1, |
| "x2", this::getDx2, |
| "y2", this::getDy2 |
| ); |
| } |
| |
| @Override |
| public Enum getGenericRecordType() { |
| return EscherRecordTypes.CHILD_ANCHOR; |
| } |
| |
| @Override |
| public EscherChildAnchorRecord copy() { |
| return new EscherChildAnchorRecord(this); |
| } |
| } |