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279 lines
9.1 KiB
C++
279 lines
9.1 KiB
C++
/*
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* (c) Copyright Ascensio System SIA 2010-2016
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*
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* This program is a free software product. You can redistribute it and/or
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* modify it under the terms of the GNU Affero General Public License (AGPL)
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* version 3 as published by the Free Software Foundation. In accordance with
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* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
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* that Ascensio System SIA expressly excludes the warranty of non-infringement
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* of any third-party rights.
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*
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* This program is distributed WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
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* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
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*
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* You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia,
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* EU, LV-1021.
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*
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* The interactive user interfaces in modified source and object code versions
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* of the Program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU AGPL version 3.
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*
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* Pursuant to Section 7(b) of the License you must retain the original Product
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* logo when distributing the program. Pursuant to Section 7(e) we decline to
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* grant you any rights under trademark law for use of our trademarks.
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*
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* All the Product's GUI elements, including illustrations and icon sets, as
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* well as technical writing content are licensed under the terms of the
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* Creative Commons Attribution-ShareAlike 4.0 International. See the License
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* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
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*
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*/
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#pragma once
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#include "IVisitable.h"
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namespace DocFileFormat
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{
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typedef enum _ShadingPattern
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{
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Automatic = 0x0000,
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Solid = 0x0001,
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Percent_5 = 0x0002,
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Percent_10 = 0x0003,
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Percent_20 = 0x0004,
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Percent_25 = 0x0005,
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Percent_30 = 0x0006,
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Percent_40 = 0x0007,
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Percent_50 = 0x0008,
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Percent_60 = 0x0009,
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Percent_70 = 0x000A,
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Percent_75 = 0x000B,
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Percent_80 = 0x000C,
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Percent_90 = 0x000D,
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DarkHorizontal = 0x000E,
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DarkVertical = 0x000F,
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DarkForwardDiagonal = 0x0010,
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DarkBackwardDiagonal = 0x0011,
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DarkCross = 0x0012,
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DarkDiagonalCross = 0x0013,
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Horizontal = 0x0014,
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Vertical = 0x0015,
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ForwardDiagonal = 0x0016,
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BackwardDiagonal = 0x0017,
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Cross = 0x0018,
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DiagonalCross = 0x0019,
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Percent_2_5 = 0x0023,
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Percent_7_5 = 0x0024,
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Percent_12_5 = 0x0025,
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Percent_15 = 0x0026,
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Percent_17_5 = 0x0027,
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Percent_22_5 = 0x0028,
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Percent_27_5 = 0x0029,
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Percent_32_5 = 0x002A,
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Percent_35 = 0x002B,
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Percent_37_5 = 0x002C,
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Percent_42_5 = 0x002D,
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Percent_45 = 0x002E,
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Percent_47_5 = 0x002F,
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Percent_52_5 = 0x0030,
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Percent_55 = 0x0031,
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Percent_57_5 = 0x0032,
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Percent_62_5 = 0x0033,
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Percent_65 = 0x0034,
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Percent_67_5 = 0x0035,
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Percent_72_5 = 0x0036,
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Percent_77_5 = 0x0037,
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Percent_82_5 = 0x0038,
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Percent_85 = 0x0039,
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Percent_87_5 = 0x003A,
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Percent_92_5 = 0x003B,
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Percent_95 = 0x003C,
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Percent_97_5 = 0x003D,
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Nil = 0xFFFF
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} ShadingPattern;
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enum ShadingType
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{
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shadingTypeShd,
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shadingTypeShd80
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};
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enum ShadingSpecialValue
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{
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shadingSpecialValueNormal,
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shadingSpecialValueShdAuto,
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shadingSpecialValueShdNil,
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shadingSpecialValueShd80Nil
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};
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class ShadingDescriptor: public IVisitable
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{
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friend class PropertiesMapping;
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private:
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/// 24-bit foreground color
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unsigned int cvFore;
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bool cvForeAuto;
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/// Foreground color.
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/// Only used if cvFore is not set
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int icoFore;
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/// 24-bit background color
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unsigned int cvBack;
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bool cvBackAuto;
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/// Background color.
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/// Only used if cvBack is not set.
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int icoBack;
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/// Shading pattern
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ShadingPattern ipat;
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/// Shading type
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ShadingType shadingType;
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/// Shading special vale
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ShadingSpecialValue shadingSpecialValue;
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public:
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/// Creates a new ShadingDescriptor with default values
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ShadingDescriptor()
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{
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setDefaultValues();
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}
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/// Parses the bytes to retrieve a ShadingDescriptor.
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ShadingDescriptor(unsigned char* bytes, int size)
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{
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setDefaultValues();
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if (NULL != bytes)
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{
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if (10 == size)
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{
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//it's a Word 2000/2003 descriptor
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unsigned char cvForeBytes[4] = { bytes[2], bytes[1], bytes[0], 0 };
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unsigned char cvBackBytes[4] = { bytes[6], bytes[5], bytes[4], 0 };
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cvFore = FormatUtils::BytesToUInt32( cvForeBytes, 0, 4 );
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if ( bytes[3] == 0xFF )
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{
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cvForeAuto = true;
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}
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cvBack = FormatUtils::BytesToUInt32( cvBackBytes, 0, 4 );
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if ( bytes[7] == 0xFF )
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{
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cvBackAuto = true;
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}
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ipat = (ShadingPattern)FormatUtils::BytesToUInt16( bytes, 8, size );
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shadingType = shadingTypeShd;
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if ( ( cvFore == 0 ) && ( bytes[3] == 0xFF ) && ( cvBack == 0 ) && ( bytes[7] == 0xFF ) && ( ipat == Automatic ) )
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{
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shadingSpecialValue = shadingSpecialValueShdAuto;
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}
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else if ( ( cvFore == 0xFFFFFF ) && ( bytes[3] == 0xFF ) && ( cvBack == 0xFFFFFF ) && ( bytes[7] == 0xFF ) && ( ipat == Automatic ) )
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{
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shadingSpecialValue = shadingSpecialValueShdNil;
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}
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}
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else if (2 == size)
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{
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//it's a Word 97 SPRM
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short val = FormatUtils::BytesToInt16(bytes, 0, size);
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icoFore = (val & 0x1F);
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icoBack = ((val >> 5) & 0x1F);
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ipat = (ShadingPattern) ((val >> 10) & 0x3F);
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shadingType = shadingTypeShd80;
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if ((icoFore == 0x1F) && (icoBack == 0x1F) && (ipat == 0x3F))
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{
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shadingSpecialValue = shadingSpecialValueShd80Nil;
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}
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else
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{
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shadingType = shadingTypeShd;
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cvForeAuto = false;
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cvBackAuto = false;
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if (0x00 == icoFore) { cvFore = RGB2 (0x00, 0x00, 0x00); cvForeAuto = true; }
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else if (0x01 == icoFore) { cvFore = RGB2 (0x00, 0x00, 0x00); }
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else if (0x02 == icoFore) { cvFore = RGB2 (0x00, 0x00, 0xFF); }
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else if (0x03 == icoFore) { cvFore = RGB2 (0x00, 0xFF, 0xFF); }
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else if (0x04 == icoFore) { cvFore = RGB2 (0x00, 0xFF, 0x00); }
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else if (0x05 == icoFore) { cvFore = RGB2 (0xFF, 0x00, 0xFF); }
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else if (0x06 == icoFore) { cvFore = RGB2 (0xFF, 0x00, 0x00); }
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else if (0x07 == icoFore) { cvFore = RGB2 (0xFF, 0xFF, 0x00); }
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else if (0x08 == icoFore) { cvFore = RGB2 (0xFF, 0xFF, 0xFF); }
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else if (0x09 == icoFore) { cvFore = RGB2 (0x00, 0x00, 0x80); }
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else if (0x0A == icoFore) { cvFore = RGB2 (0x00, 0x80, 0x80); }
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else if (0x0B == icoFore) { cvFore = RGB2 (0x00, 0x80, 0x00); }
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else if (0x0C == icoFore) { cvFore = RGB2 (0x80, 0x00, 0x80); }
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else if (0x0D == icoFore) { cvFore = RGB2 (0x80, 0x00, 0x80); }
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else if (0x0E == icoFore) { cvFore = RGB2 (0x80, 0x80, 0x00); }
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else if (0x0F == icoFore) { cvFore = RGB2 (0x80, 0x80, 0x80); }
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else if (0x10 == icoFore) { cvFore = RGB2 (0xC0, 0xC0, 0xC0); }
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if (0x00 == icoBack) { cvBack = RGB2 (0x00, 0x00, 0x00); cvBackAuto = true; }
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else if (0x01 == icoBack) { cvBack = RGB2 (0x00, 0x00, 0x00); }
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else if (0x02 == icoBack) { cvBack = RGB2 (0x00, 0x00, 0xFF); }
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else if (0x03 == icoBack) { cvBack = RGB2 (0x00, 0xFF, 0xFF); }
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else if (0x04 == icoBack) { cvBack = RGB2 (0x00, 0xFF, 0x00); }
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else if (0x05 == icoBack) { cvBack = RGB2 (0xFF, 0x00, 0xFF); }
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else if (0x06 == icoBack) { cvBack = RGB2 (0xFF, 0x00, 0x00); }
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else if (0x07 == icoBack) { cvBack = RGB2 (0xFF, 0xFF, 0x00); }
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else if (0x08 == icoBack) { cvBack = RGB2 (0xFF, 0xFF, 0xFF); }
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else if (0x09 == icoBack) { cvBack = RGB2 (0x00, 0x00, 0x80); }
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else if (0x0A == icoBack) { cvBack = RGB2 (0x00, 0x80, 0x80); }
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else if (0x0B == icoBack) { cvBack = RGB2 (0x00, 0x80, 0x00); }
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else if (0x0C == icoBack) { cvBack = RGB2 (0x80, 0x00, 0x80); }
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else if (0x0D == icoBack) { cvBack = RGB2 (0x80, 0x00, 0x80); }
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else if (0x0E == icoBack) { cvBack = RGB2 (0x80, 0x80, 0x00); }
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else if (0x0F == icoBack) { cvBack = RGB2 (0x80, 0x80, 0x80); }
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else if (0x10 == icoBack) { cvBack = RGB2 (0xC0, 0xC0, 0xC0); }
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// TODO : если будут документы с такими цветовыми палитрами
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//if ((cvFore == 0) && (icoFore == 0x0) && (cvBack == 0) && (icoBack == 0x0) && (ipat == Automatic))
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//{
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// shadingSpecialValue = shadingSpecialValueShdAuto;
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//}
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//else if ((cvFore == 0xFFFFFF) && (icoFore == 0x0) && (cvBack == 0xFFFFFF) && (icoBack == 0x0) && (ipat == Automatic))
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//{
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// shadingSpecialValue = shadingSpecialValueShdNil;
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//}
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}
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}
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else
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{
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//throw new ByteParseException("Cannot parse the struct SHD, the length of the struct doesn't match");
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}
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}
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}
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private:
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inline unsigned int RGB2 (unsigned char r, unsigned char g, unsigned char b)
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{
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return ( (r<<16) | (g<<8) | (b) );
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}
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void setDefaultValues()
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{
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cvBack = 0;
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cvBackAuto = false;
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cvFore = 0;
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cvForeAuto = false;
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icoBack = 0;
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icoFore = 0;
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ipat = Automatic;
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shadingType = shadingTypeShd80;
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shadingSpecialValue = shadingSpecialValueNormal;
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}
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};
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} |