vcl/inc/win/salvd.h

   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_WIN_SALVD_H
  21 #define INCLUDED_VCL_INC_WIN_SALVD_H
  22
  23 #include <salvd.hxx>
  24
  25 class WinSalGraphics;
  26
  27
  28 class WinSalVirtualDevice : public SalVirtualDevice
  29 {
  30 private:
  31     HDC                     mhLocalDC;              // HDC or 0 for Cache Device
  32     HBITMAP                 mhBmp;                  // Memory Bitmap
  33     HBITMAP                 mhDefBmp;               // Default Bitmap
  34     WinSalGraphics*         mpGraphics;             // current VirDev graphics
  35     WinSalVirtualDevice*    mpNext;                 // next VirDev
  36     sal_uInt16              mnBitCount;             // BitCount (0 or 1)
  37     bool                    mbGraphics;             // is Graphics used
  38     bool                    mbForeignDC;            // uses a foreign DC instead of a bitmap
  39     long                    mnWidth;
  40     long                    mnHeight;
  41
  42 public:
  43     HDC getHDC() const { return mhLocalDC; }
  44     WinSalGraphics* getGraphics() const { return mpGraphics; }
  45     void setGraphics(WinSalGraphics* pVirGraphics) { mpGraphics = pVirGraphics; }
  46     WinSalVirtualDevice* getNext() const { return mpNext; }
  47
  48     WinSalVirtualDevice(HDC hDC = nullptr, HBITMAP hBMP = nullptr, sal_uInt16 nBitCount = 0, bool bForeignDC = false, long nWidth = 0, long nHeight = 0);
  49     virtual ~WinSalVirtualDevice() override;
  50
  51     virtual SalGraphics*    AcquireGraphics() override;
  52     virtual void            ReleaseGraphics( SalGraphics* pGraphics ) override;
  53     virtual bool            SetSize( long nNewDX, long nNewDY ) override;
  54
  55     static HBITMAP ImplCreateVirDevBitmap(HDC hDC, long nDX, long nDY, sal_uInt16 nBitCount, void **ppDummy);
  56
  57     // SalGeometryProvider
  58     virtual long GetWidth() const override { return mnWidth; }
  59     virtual long GetHeight() const override { return mnHeight; }
  60 };
  61
  62
  63 #endif // INCLUDED_VCL_INC_WIN_SALVD_H
  64
  65 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */