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- /* ====================================================================
- 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.hslf.record;
-
- import java.util.Map;
- import java.util.function.Supplier;
-
- import org.apache.logging.log4j.LogManager;
- import org.apache.logging.log4j.Logger;
- import org.apache.poi.ddf.EscherRecord;
- import org.apache.poi.ddf.EscherRecordFactory;
- import org.apache.poi.ddf.EscherSerializationListener;
- import org.apache.poi.util.GenericRecordUtil;
- import org.apache.poi.util.LittleEndian;
-
- /**
- * An atom record that specifies whether a shape is a placeholder shape.
- * The number, position, and type of placeholder shapes are determined by
- * the slide layout as specified in the SlideAtom record.
- */
- public class EscherPlaceholder extends EscherRecord {
- private static final Logger LOG = LogManager.getLogger(EscherPlaceholder.class);
-
- public static final short RECORD_ID = RecordTypes.OEPlaceholderAtom.typeID;
- public static final String RECORD_DESCRIPTION = "msofbtClientTextboxPlaceholder";
-
- private int position = -1;
- private byte placementId;
- private byte size;
- private short unused;
-
- public EscherPlaceholder() {}
-
- public EscherPlaceholder(EscherPlaceholder other) {
- super(other);
- position = other.position;
- placementId = other.placementId;
- size = other.size;
- unused = other.unused;
- }
-
- @Override
- public int fillFields(byte[] data, int offset, EscherRecordFactory recordFactory) {
- int bytesRemaining = readHeader( data, offset );
-
- position = LittleEndian.getInt(data, offset+8);
- placementId = data[offset+12];
- size = data[offset+13];
- unused = LittleEndian.getShort(data, offset+14);
-
- if (bytesRemaining + 8 != 16) {
- LOG.warn("Invalid header-data received, should have 8 bytes left, but had: {}", bytesRemaining);
- }
-
- return bytesRemaining + 8;
- }
-
- @Override
- public int serialize(int offset, byte[] data, EscherSerializationListener listener) {
- listener.beforeRecordSerialize( offset, getRecordId(), this );
-
- LittleEndian.putShort(data, offset, getOptions());
- LittleEndian.putShort(data, offset+2, getRecordId());
- LittleEndian.putInt(data, offset+4, 8);
- LittleEndian.putInt(data, offset+8, position);
- LittleEndian.putByte(data, offset+12, placementId);
- LittleEndian.putByte(data, offset+13, size);
- LittleEndian.putShort(data, offset+14, unused);
-
- listener.afterRecordSerialize( offset+getRecordSize(), getRecordId(), getRecordSize(), this );
- return getRecordSize();
- }
-
- @Override
- public int getRecordSize() {
- return 8 + 8;
- }
-
- @Override
- public String getRecordName() {
- return "ClientTextboxPlaceholder";
- }
-
- public int getPosition() {
- return position;
- }
-
- public byte getPlacementId() {
- return placementId;
- }
-
- public byte getSize() {
- return size;
- }
-
- @Override
- public Map<String, Supplier<?>> getGenericProperties() {
- return GenericRecordUtil.getGenericProperties(
- "base", super::getGenericProperties,
- "position", this::getPosition,
- "placementId", this::getPlacementId,
- "size", this::getSize
- );
- }
-
- @Override
- public Enum getGenericRecordType() {
- return RecordTypes.OEPlaceholderAtom;
- }
-
- @Override
- public EscherPlaceholder copy() {
- return new EscherPlaceholder(this);
- }
- }
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