DocumentServer/ActiveX/ASCOfficePPTXFile/Editor/WMFToImageConverter.h
nikolay ivanov a8be6b9e72 init repo
2014-07-05 18:22:49 +00:00

249 lines
6.5 KiB
C++

/*
* (c) Copyright Ascensio System SIA 2010-2014
*
* This program is a free software product. You can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License (AGPL)
* version 3 as published by the Free Software Foundation. In accordance with
* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
* that Ascensio System SIA expressly excludes the warranty of non-infringement
* of any third-party rights.
*
* This program is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
*
* You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia,
* EU, LV-1021.
*
* The interactive user interfaces in modified source and object code versions
* of the Program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU AGPL version 3.
*
* Pursuant to Section 7(b) of the License you must retain the original Product
* logo when distributing the program. Pursuant to Section 7(e) we decline to
* grant you any rights under trademark law for use of our trademarks.
*
* All the Product's GUI elements, including illustrations and icon sets, as
* well as technical writing content are licensed under the terms of the
* Creative Commons Attribution-ShareAlike 4.0 International. See the License
* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
*
*/
#pragma once
#include "../stdafx.h"
#ifdef BUILD_CONFIG_FULL_VERSION
namespace NSWMFToImageConverter
{
class CImageExt
{
private:
IASCRenderer* m_pSVGRenderer;
void Init()
{
if (NULL != m_pSVGRenderer)
{
VARIANT var;
var.vt = VT_I4;
var.lVal = 0;
m_pSVGRenderer->SetAdditionalParam(L"ReInit", var);
}
else
{
CoCreateInstance( HtmlRenderer::CLSID_CASCSVGWriter, NULL, CLSCTX_ALL, __uuidof(IASCRenderer), (void**)(&m_pSVGRenderer) );
}
}
public:
CImageExt()
{
m_pSVGRenderer = NULL;
}
~CImageExt()
{
RELEASEINTERFACE(m_pSVGRenderer);
}
public:
LONG GetImageType(CString strFile)
{
CFile oFile;
if (S_OK != oFile.OpenFile(strFile))
{
oFile.CloseFile();
return 0;
}
DWORD dwSize = (DWORD)oFile.GetFileSize();
if (44 > dwSize)
{
return 0;
}
DWORD dwKey = 0;
oFile.ReadFile((BYTE*)(&dwKey), 4);
if (0x9AC6CDD7 == dwKey)
{
oFile.CloseFile();
return 1;
}
if (0x00000001 == dwKey)
{
oFile.SetPosition(40);
oFile.ReadFile((BYTE*)(&dwKey), 4);
oFile.CloseFile();
if (0x464D4520 == dwKey)
{
return 2;
}
else
{
return 0;
}
}
oFile.CloseFile();
if (0x00090001 == dwKey)
{
return 1;
}
return 0;
}
void MetaDrawOnRenderer(IASCRenderer* pRenderer, BSTR strFile, double dW, double dH)
{
if (NULL == pRenderer)
return;
LONG brush_Alpha1 = 0;
LONG brush_Alpha2 = 0;
LONG brush_Color1 = 0;
LONG brush_Color2 = 0;
double brush_LinearAngle = 0;
BSTR brush_TexturePath = NULL;
LONG brush_TextureMode = 0;
LONG brush_TextureAlpha = 0;
LONG brush_Type = 0;
pRenderer->get_BrushAlpha1( &brush_Alpha1 );
pRenderer->get_BrushAlpha2( &brush_Alpha2 );
pRenderer->get_BrushColor1( &brush_Color1 );
pRenderer->get_BrushColor2( &brush_Color2 );
pRenderer->get_BrushLinearAngle( &brush_LinearAngle );
pRenderer->get_BrushTextureMode( &brush_TextureMode );
pRenderer->get_BrushTextureAlpha( &brush_TextureAlpha );
pRenderer->get_BrushTexturePath( &brush_TexturePath );
pRenderer->get_BrushType( &brush_Type );
BSTR font_Path = NULL;
BSTR font_Name = NULL;
double font_Size = 0;
LONG font_Style = 0;
BOOL font_GID = 0;
pRenderer->get_FontName( &font_Name );
pRenderer->get_FontPath( &font_Path );
pRenderer->get_FontSize( &font_Size );
pRenderer->get_FontStyle( &font_Style );
pRenderer->get_FontStringGID( &font_GID );
LONG pen_Align = 0;
LONG pen_Alpha = 0;
LONG pen_Color = 0;
pRenderer->get_PenAlign( &pen_Align );
pRenderer->get_PenAlpha( &pen_Alpha );
pRenderer->get_PenColor( &pen_Color );
ASCGraphics::IAVSImage *pImage = NULL;
CoCreateInstance( __uuidof(ASCGraphics::CAVSImage), NULL, CLSCTX_ALL, __uuidof(ASCGraphics::IAVSImage), (void**)(&pImage) );
pImage->put_FontManager(NULL);
pImage->LoadFromFile( strFile );
if (dW <= 0 && dH <= 0)
{
LONG _lw = 0;
LONG _lh = 0;
pImage->get_Width(&_lw);
pImage->get_Height(&_lh);
LONG lMax = max(_lw, _lh);
double dKoef = 1000.0 / lMax;
dW = (double)dKoef * _lw * 100;
dH = (double)dKoef * _lh * 100;
m_pSVGRenderer->put_Width(dW);
m_pSVGRenderer->put_Height(dH);
}
pImage->DrawOnRenderer( pRenderer, 0, 0, dW, dH );
RELEASEINTERFACE( pImage );
pRenderer->put_BrushAlpha1( brush_Alpha1 );
pRenderer->put_BrushAlpha2( brush_Alpha2 );
pRenderer->put_BrushColor1( brush_Color1 );
pRenderer->put_BrushColor2( brush_Color2 );
pRenderer->put_BrushLinearAngle( brush_LinearAngle );
pRenderer->put_BrushTextureMode( brush_TextureMode );
pRenderer->put_BrushTextureAlpha( brush_TextureAlpha );
pRenderer->put_BrushTexturePath( brush_TexturePath ); if ( brush_TexturePath ) ::SysFreeString( brush_TexturePath );
pRenderer->put_BrushType( brush_Type );
pRenderer->put_FontName( font_Name ); if ( font_Name ) ::SysFreeString( font_Name );
pRenderer->put_FontPath( font_Path ); if ( font_Path ) ::SysFreeString( font_Path );
pRenderer->put_FontSize( font_Size );
pRenderer->put_FontStyle( font_Style );
pRenderer->put_FontStringGID( font_GID );
pRenderer->put_PenAlign( pen_Align );
pRenderer->put_PenAlpha( pen_Alpha );
pRenderer->put_PenColor( pen_Color );
pRenderer->PathCommandEnd();
}
bool Convert(CString strPath, LONG lWidth, LONG lHeight, CString strDstPath)
{
Init();
m_pSVGRenderer->put_Width(lWidth);
m_pSVGRenderer->put_Height(lHeight);
BSTR bsFilePath = strPath.AllocSysString();
MetaDrawOnRenderer(m_pSVGRenderer, bsFilePath, (double)lWidth, (double)lHeight);
SysFreeString(bsFilePath);
VARIANT var;
m_pSVGRenderer->GetAdditionalParam(L"IsRaster", &var);
if (VARIANT_TRUE == var.boolVal)
return false;
var.vt = VT_BSTR;
var.bstrVal = strDstPath.AllocSysString();
m_pSVGRenderer->SetAdditionalParam(L"SaveFile", var);
SysFreeString((var.bstrVal));
return true;
}
};
}
#endif