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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.hssf.record;
-
- import java.util.Map;
- import java.util.function.Supplier;
-
- import org.apache.poi.common.usermodel.GenericRecord;
- import org.apache.poi.util.GenericRecordUtil;
- import org.apache.poi.util.LittleEndianInput;
- import org.apache.poi.util.LittleEndianOutput;
-
- /**
- * MsoDrawingSelection (0x00ED)<p>
- * Reference:
- * [MS-OGRAPH].pdf sec 2.4.69
- */
- public final class DrawingSelectionRecord extends StandardRecord {
- public static final short sid = 0x00ED;
-
- /**
- * From [MS-ODRAW].pdf sec 2.2.1<p>
- * TODO - make EscherRecordHeader {@link LittleEndianInput} aware and refactor with this
- */
- private static final class OfficeArtRecordHeader implements GenericRecord {
- public static final int ENCODED_SIZE = 8;
- /**
- * lower 4 bits is 'version' usually 0x01 or 0x0F (for containers)
- * upper 12 bits is 'instance'
- */
- private final int _verAndInstance;
- /** value should be between 0xF000 and 0xFFFF */
- private final int _type;
- private final int _length;
-
- public OfficeArtRecordHeader(LittleEndianInput in) {
- _verAndInstance = in.readUShort();
- _type = in.readUShort();
- _length = in.readInt();
- }
-
- public void serialize(LittleEndianOutput out) {
- out.writeShort(_verAndInstance);
- out.writeShort(_type);
- out.writeInt(_length);
- }
-
- @Override
- public Map<String, Supplier<?>> getGenericProperties() {
- return GenericRecordUtil.getGenericProperties(
- "verAndInstance", () -> _verAndInstance,
- "type", () -> _type,
- "length", () -> _length
- );
- }
- }
-
- // [MS-OGRAPH].pdf says that the data of this record is an OfficeArtFDGSL structure
- // as described in[MS-ODRAW].pdf sec 2.2.33
- private OfficeArtRecordHeader _header;
- private int _cpsp;
- /** a MSODGSLK enum value for the current selection mode */
- private int _dgslk;
- private int _spidFocus;
- /** selected shape IDs (e.g. from EscherSpRecord.ShapeId) */
- private int[] _shapeIds;
-
- public DrawingSelectionRecord(RecordInputStream in) {
- _header = new OfficeArtRecordHeader(in);
- _cpsp = in.readInt();
- _dgslk = in.readInt();
- _spidFocus = in.readInt();
- int nShapes = in.available() / 4;
- int[] shapeIds = new int[nShapes];
- for (int i = 0; i < nShapes; i++) {
- shapeIds[i] = in.readInt();
- }
- _shapeIds = shapeIds;
- }
-
- public short getSid() {
- return sid;
- }
-
- protected int getDataSize() {
- return OfficeArtRecordHeader.ENCODED_SIZE
- + 12 // 3 int fields
- + _shapeIds.length * 4;
- }
-
- public void serialize(LittleEndianOutput out) {
- _header.serialize(out);
- out.writeInt(_cpsp);
- out.writeInt(_dgslk);
- out.writeInt(_spidFocus);
- for (int shapeId : _shapeIds) {
- out.writeInt(shapeId);
- }
- }
-
- @Override
- public DrawingSelectionRecord copy() {
- // currently immutable
- return this;
- }
-
- @Override
- public HSSFRecordTypes getGenericRecordType() {
- return HSSFRecordTypes.DRAWING_SELECTION;
- }
-
- @Override
- public Map<String, Supplier<?>> getGenericProperties() {
- return GenericRecordUtil.getGenericProperties(
- "rh", () -> _header,
- "cpsp", () -> _cpsp,
- "dgslk", () -> _dgslk,
- "spidFocus", () -> _spidFocus,
- "shapeIds", () -> _shapeIds
- );
- }
- }
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