include/sfx2/StylePreviewRenderer.hxx

   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
  10 #ifndef INCLUDED_SFX2_STYLEPREVIEWRENDERER_HXX
  11 #define INCLUDED_SFX2_STYLEPREVIEWRENDERER_HXX
  12
  13 #include <sfx2/dllapi.h>
  14 #include <sfx2/objsh.hxx>
  15
  16 class OutputDevice;
  17 class SfxStyleSheetBase;
  18
  19 namespace sfx2
  20 {
  21
  22 class SFX2_DLLPUBLIC StylePreviewRenderer
  23 {
  24 protected:
  25     const SfxObjectShell& mrShell;
  26     OutputDevice& mrOutputDev;
  27     SfxStyleSheetBase* mpStyle;
  28     tools::Long mnMaxHeight;
  29
  30 public:
  31     enum class RenderAlign
  32     {
  33         TOP, CENTER
  34     };
  35
  36     StylePreviewRenderer(const SfxObjectShell& rShell,
  37                          OutputDevice& rOutputDev,
  38                          SfxStyleSheetBase* pStyle,
  39                          tools::Long nMaxHeight)
  40         : mrShell(rShell)
  41         , mrOutputDev(rOutputDev)
  42         , mpStyle(pStyle)
  43         , mnMaxHeight(nMaxHeight)
  44     {}
  45
  46     virtual ~StylePreviewRenderer()
  47     {}
  48
  49     virtual bool recalculate() = 0;
  50     virtual bool render(const tools::Rectangle& aRectangle, RenderAlign eRenderAlign = RenderAlign::CENTER) = 0;
  51 };
  52
  53 } // end namespace sfx2
  54
  55 #endif // INCLUDED_SVX_STYLEPREVIEWRENDERER_HXX
  56
  57 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */