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       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #ifndef INCLUDED_VCL_INC_SALVD_HXX
      21             : #define INCLUDED_VCL_INC_SALVD_HXX
      22             : 
      23             : #include <basebmp/bitmapdevice.hxx>
      24             : #include <vcl/dllapi.h>
      25             : 
      26             : class SalGraphics;
      27             : 
      28             : class VCL_PLUGIN_PUBLIC SalVirtualDevice
      29             : {
      30             : public:
      31           0 :     SalVirtualDevice() {}
      32             :     virtual ~SalVirtualDevice();
      33             : 
      34             :     // SalGraphics or NULL, but two Graphics for all SalVirtualDevices
      35             :     // must be returned
      36             :     virtual SalGraphics*    AcquireGraphics() = 0;
      37             :     virtual void            ReleaseGraphics( SalGraphics* pGraphics ) = 0;
      38             : 
      39             :     // Set new size, without saving the old contents
      40             :     virtual bool        SetSize( long nNewDX, long nNewDY ) = 0;
      41             : 
      42             :     // Set new size using a buffer at the given address
      43           0 :     virtual bool        SetSizeUsingBuffer( long nNewDX, long nNewDY, const basebmp::RawMemorySharedArray & /* pBuffer */ )
      44             :         {
      45             :             // Only the headless virtual device has an implementation that uses pBuffer.
      46           0 :             return SetSize( nNewDX, nNewDY );
      47             :         }
      48             : 
      49             :     /// Get actual VDev size in pixel
      50             :     virtual void            GetSize( long& rWidth, long& rHeight ) = 0;
      51             : };
      52             : 
      53             : #endif // INCLUDED_VCL_INC_SALVD_HXX
      54             : 
      55             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */