using System;
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using System.Collections.Generic;
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using System.IO;
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namespace HH.WMS.Utils.ExcelLibrary.BinaryDrawingFormat
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{
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/// <summary>
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/// Shape Properties msofbtOPT
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/// The first part of an OPT record is an array of FOPTEs,
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/// consisting of ID-value pairs
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/// </summary>
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public class ShapeProperty
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{
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public PropertyIDs PropertyID;
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/// <summary>
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/// BLIP properties just store a BLIP ID (basically an index into an array in the BLIP Store).
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/// only valid if IsComplex is false
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/// </summary>
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public bool IsBlipID;
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/// <summary>
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/// if true, PropertyValue is the length of the data.
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/// The data of the complex properties follows the FOPTE array in the file record.
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/// </summary>
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public bool IsComplex;
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public UInt32 PropertyValue;
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public byte[] ComplexData;
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public const int Size = 6;
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public static ShapeProperty Decode(BinaryReader reader)
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{
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ShapeProperty property = new ShapeProperty();
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UInt16 num = reader.ReadUInt16();
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property.PropertyID = (PropertyIDs)(num & 0x3FFF);
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property.IsBlipID = (num & 0x4000) == 0x4000;
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property.IsComplex = (num & 0x8000) == 0x8000;
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property.PropertyValue = reader.ReadUInt32();
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return property;
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}
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public void Encode(BinaryWriter writer)
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{
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UInt16 num = (UInt16)((UInt16)PropertyID & 0x3FFF);
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if (IsBlipID)
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{
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num = (UInt16)(num | 0x4000);
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}
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if (IsComplex)
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{
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num = (UInt16)(num | 0x8000);
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}
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writer.Write(num);
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writer.Write(PropertyValue);
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}
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}
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}
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