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78 lines
2.3 KiB
78 lines
2.3 KiB
/*******************************************************************************
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*
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* (C) COPYRIGHT MICROSOFT CORPORATION, 1998
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*
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* TITLE: SCANITEM.H
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*
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* VERSION: 1.0
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*
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* AUTHOR: ShaunIv
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*
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* DATE: 10/7/1999
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*
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* DESCRIPTION: WIA Item wrapper for scanner items
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*
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*******************************************************************************/
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#ifndef __SCANITEM_H_INCLUDED
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#define __SCANITEM_H_INCLUDED
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#include "simevent.h"
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#include "propstrm.h"
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class CScannerItem
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{
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private:
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CComPtr<IWiaItem> m_pIWiaItem; // Item COM pointer
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SIZE m_AspectRatio;
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DWORD m_dwIWiaItemCookie; // Global interface table entry
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CSimpleEvent m_CancelEvent;
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CPropertyStream m_SavedPropertyStream;
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CPropertyStream m_CustomPropertyStream;
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public:
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CScannerItem( IWiaItem *pIWiaItem );
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CScannerItem( void );
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CScannerItem(const CScannerItem &other);
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~CScannerItem(void);
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CComPtr<IWiaItem> Item(void) const;
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SIZE AspectRatio(void) const;
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DWORD Cookie(void) const;
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CScannerItem &Assign( const CScannerItem &other );
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bool operator==( const CScannerItem & );
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CScannerItem &operator=( const CScannerItem &other );
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HRESULT Destroy(void);
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HRESULT Initialize( IWiaItem *pIWiaItem );
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bool GetInitialBedSize( SIZE &sizeBed );
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bool GetAspectRatio( SIZE &sizeAspectRatio );
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bool ApplyCurrentPreviewWindowSettings( HWND hWndPreview );
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bool GetFullResolution( const SIZE &sizeResultionPerInch, SIZE &sizeRes );
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void Cancel(void);
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bool CalculatePreviewResolution( SIZE &sizeResolution );
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HANDLE Scan( HWND hWndNotify, HWND hWndPreview );
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HANDLE Scan( HWND hWndNotify, GUID guidFormat, const CSimpleStringWide &strFilename );
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bool SetIntent( int nIntent );
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CSimpleEvent CancelEvent(void) const;
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CPropertyStream &SavedPropertyStream(void)
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{
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return m_SavedPropertyStream;
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}
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const CPropertyStream &SavedPropertyStream(void) const
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{
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return m_SavedPropertyStream;
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}
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CPropertyStream &CustomPropertyStream(void)
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{
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return m_CustomPropertyStream;
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}
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const CPropertyStream &CustomPropertyStream(void) const
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{
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return m_CustomPropertyStream;
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}
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};
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#endif
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