Sample Code
Windows Driver Samples/ XPSDrv Driver and Filter Sample/ C++/ src/ filters/ nup/ nupxform.h/
/*++ Copyright (c) 2005 Microsoft Corporation All rights reserved. THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR PURPOSE. File Name: nupxform.h Abstract: NUp transform definition. The NUp transform class is responsible for calculating the appropriate matrix transform for a given page in an NUp sequence. --*/ #pragma once #include "nuptprps.h" class CNUpTransform { public: CNUpTransform( _In_ CNUpPTProperties* pNUpPTProps ); virtual ~CNUpTransform(); VOID SetCurrentPage( _In_ UINT cPage ); HRESULT GetPageTransform( _In_ SizeF sizePage, _Out_ Matrix* pTransform ); HRESULT MatrixToXML( _In_ CONST Matrix* pMatrix, _Outptr_ BSTR* pbstrMatrixXForm ); private: HRESULT InitTransformMap( VOID ); private: // // Nup count // UINT m_CanvasCount; // // Current Nup index // UINT m_cCurrPageIndex; // // Presentation order // XDPrintSchema::NUp::PresentationDirection::ENUpDirectionOption m_NUpPresentDirection; // // Target page size // SizeF m_sizeTargetPage; // // Nup count across // UINT m_CanvasXCount; // // Nup count down // UINT m_CanvasYCount; // // Vector of page maps // vector<UINT> m_pageNumVect; // // We need to handle page rotation for 2, 6 and 8 up // BOOL m_bRotatePage; };
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