vcl/inc/image.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_IMAGE_H
  21 #define INCLUDED_VCL_INC_IMAGE_H
  22
  23 #include <vcl/bitmapex.hxx>
  24
  25 class ImplImage
  26 {
  27 private:
  28     BitmapChecksum maBitmapChecksum;
  29     /// if non-empty: cached original size of maStockName else Size of maBitmap
  30     Size maSizePixel;
  31     Size maPreferedSizePixel;
  32     /// If set - defines the bitmap via images.zip*
  33     OUString maStockName;
  34
  35
  36     /// Original bitmap - or cache of a potentially scaled bitmap
  37     BitmapEx maBitmapEx;
  38     BitmapEx maDisabledBitmapEx;
  39
  40     bool loadStockAtScale(double fScale, BitmapEx &rBitmapEx);
  41
  42 public:
  43     ImplImage(const BitmapEx& rBitmapEx);
  44     ImplImage(const OUString &aStockName, Size const & rPreferedSize);
  45
  46     bool isStock() const
  47     {
  48         return maStockName.getLength() > 0;
  49     }
  50
  51     OUString getStock() const
  52     {
  53         return maStockName;
  54     }
  55
  56     /// get size in co-ordinates not scaled for HiDPI
  57     Size getSizePixel();
  58     /// Legacy - the original bitmap
  59     BitmapEx const & getBitmapEx(bool bDisabled = false);
  60     /// Taking account of HiDPI scaling
  61     BitmapEx const & getBitmapExForHiDPI(bool bDisabled = false);
  62
  63     bool isEqual(const ImplImage &ref) const;
  64     bool isSizeEmpty() const
  65     {
  66         return maSizePixel == Size();
  67     }
  68 };
  69
  70 #endif // INCLUDED_VCL_INC_IMAGE_H
  71
  72 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */