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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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namespace HH.WMS.Utils.NPOI.DDF
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{
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using System;
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using System.IO;
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using System.Collections;
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using HH.WMS.Utils.NPOI.Util;
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/// <summary>
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/// A simple property is of fixed Length and as a property number in Addition
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/// to a 32-bit value. Properties that can't be stored in only 32-bits are
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/// stored as EscherComplexProperty objects.
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/// @author Glen Stampoultzis (glens at apache.org)
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/// </summary>
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public class EscherSimpleProperty : EscherProperty
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{
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protected int propertyValue;
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/// <summary>
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/// The id is distinct from the actual property number. The id includes the property number the blip id
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/// flag and an indicator whether the property is complex or not.
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/// </summary>
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/// <param name="id">The id.</param>
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/// <param name="propertyValue">The property value.</param>
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public EscherSimpleProperty(short id, int propertyValue):base(id)
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{
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this.propertyValue = propertyValue;
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}
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/// <summary>
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/// Constructs a new escher property. The three parameters are combined to form a property
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/// id.
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/// </summary>
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/// <param name="propertyNumber">The property number.</param>
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/// <param name="isComplex">if set to <c>true</c> [is complex].</param>
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/// <param name="isBlipId">if set to <c>true</c> [is blip id].</param>
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/// <param name="propertyValue">The property value.</param>
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public EscherSimpleProperty(short propertyNumber, bool isComplex, bool isBlipId, int propertyValue):base(propertyNumber, isComplex, isBlipId)
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{
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this.propertyValue = propertyValue;
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}
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/// <summary>
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/// Serialize the simple part of the escher record.
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/// </summary>
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/// <param name="data">The data.</param>
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/// <param name="offset">The off set.</param>
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/// <returns>the number of bytes Serialized.</returns>
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public override int SerializeSimplePart(byte[] data, int offset)
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{
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LittleEndian.PutShort(data, offset, Id);
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LittleEndian.PutInt(data, offset + 2, propertyValue);
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return 6;
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}
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/// <summary>
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/// Escher properties consist of a simple fixed Length part and a complex variable Length part.
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/// The fixed Length part is Serialized first.
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/// </summary>
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/// <param name="data"></param>
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/// <param name="pos"></param>
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/// <returns></returns>
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public override int SerializeComplexPart(byte[] data, int pos)
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{
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return 0;
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}
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/// <summary>
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/// Return the 32 bit value of this property.
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/// </summary>
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/// <value>The property value.</value>
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public int PropertyValue
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{
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get { return propertyValue; }
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}
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/// <summary>
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/// Returns true if one escher property is equal to another.
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/// </summary>
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/// <param name="o">The o.</param>
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/// <returns></returns>
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public override bool Equals(Object o)
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{
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if (this == o) return true;
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if (!(o is EscherSimpleProperty)) return false;
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EscherSimpleProperty escherSimpleProperty = (EscherSimpleProperty)o;
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if (propertyValue != escherSimpleProperty.propertyValue) return false;
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if (Id != escherSimpleProperty.Id) return false;
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return true;
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}
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/// <summary>
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/// Serves as a hash function for a particular type.
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/// </summary>
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/// <returns>
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/// A hash code for the current <see cref="T:System.Object"/>.
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/// </returns>
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public override int GetHashCode()
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{
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return propertyValue;
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}
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/// <summary>
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/// Returns a <see cref="T:System.String"/> that represents the current <see cref="T:System.Object"/>.
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/// </summary>
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/// <returns>
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/// A <see cref="T:System.String"/> that represents the current <see cref="T:System.Object"/>.
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/// </returns>
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public override String ToString()
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{
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return "propNum: " + PropertyNumber
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+ ", RAW: 0x" + HexDump.ToHex(Id)
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+ ", propName: " + EscherProperties.GetPropertyName(PropertyNumber)
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+ ", complex: " + IsComplex
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+ ", blipId: " + IsBlipId
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+ ", value: " + propertyValue + " (0x" + HexDump.ToHex(propertyValue) + ")";
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}
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}
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}
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