115 lines
3.4 KiB
C++
115 lines
3.4 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: thumbviewer.hxx,v $
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*
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* $Revision: 1.4 $
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*
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* last change: $Author: rt $ $Date: 2005-09-07 19:39:13 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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#ifndef THUMBVIEWER_HXX_INCLUDED
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#define THUMBVIEWER_HXX_INCLUDED
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#include <objidl.h>
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#include <shlobj.h>
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#include <gdiplus.h>
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#include <string>
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class CThumbviewer : public IPersistFile, public IExtractImage
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{
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public:
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CThumbviewer(long RefCnt = 1);
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virtual ~CThumbviewer();
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//-----------------------------
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// IUnknown methods
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//-----------------------------
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virtual HRESULT STDMETHODCALLTYPE QueryInterface(
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REFIID riid,
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void __RPC_FAR *__RPC_FAR *ppvObject);
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virtual ULONG STDMETHODCALLTYPE AddRef( void);
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virtual ULONG STDMETHODCALLTYPE Release( void);
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//----------------------------
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// IExtractImage methods
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//----------------------------
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virtual HRESULT STDMETHODCALLTYPE Extract(HBITMAP *phBmpImage);
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virtual HRESULT STDMETHODCALLTYPE GetLocation(
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LPWSTR pszPathBuffer,
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DWORD cchMax,
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DWORD *pdwPriority,
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const SIZE *prgSize,
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DWORD dwRecClrDepth,
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DWORD *pdwFlags);
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//----------------------------
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// IPersist methods
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//----------------------------
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virtual HRESULT STDMETHODCALLTYPE GetClassID(CLSID* pClassID);
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//----------------------------
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// IPersistFile methods
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//----------------------------
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virtual HRESULT STDMETHODCALLTYPE IsDirty();
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virtual HRESULT STDMETHODCALLTYPE Load(
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/* [in] */ LPCOLESTR pszFileName,
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/* [in] */ DWORD dwMode);
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virtual HRESULT STDMETHODCALLTYPE Save(
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/* [unique][in] */ LPCOLESTR pszFileName,
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/* [in] */ BOOL fRemember);
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virtual HRESULT STDMETHODCALLTYPE SaveCompleted(
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/* [unique][in] */ LPCOLESTR pszFileName);
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virtual HRESULT STDMETHODCALLTYPE GetCurFile(
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/* [out] */ LPOLESTR __RPC_FAR *ppszFileName);
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private:
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Gdiplus::Rect CalcScaledAspectRatio(Gdiplus::Rect src, Gdiplus::Rect dest);
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private:
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long ref_count_;
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std::wstring filename_;
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SIZE thumbnail_size_;
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DWORD color_depth_;
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ULONG_PTR gdiplus_token_;
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Gdiplus::Bitmap* signet_;
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};
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#endif
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