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 <vcl/outdev.hxx>
  15 #include <rsc/rscsfx.hxx>
  16 #include <svl/style.hxx>
  17 #include <sfx2/objsh.hxx>
  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     long mnMaxHeight;
  29     OUString msRenderText;
  30
  31 public:
  32     enum class RenderAlign
  33     {
  34         TOP, CENTER, BOTTOM
  35     };
  36
  37     StylePreviewRenderer(const SfxObjectShell& rShell,
  38                          OutputDevice& rOutputDev,
  39                          SfxStyleSheetBase* pStyle,
  40                          long nMaxHeight = 32)
  41         : mrShell(rShell)
  42         , mrOutputDev(rOutputDev)
  43         , mpStyle(pStyle)
  44         , mnMaxHeight(nMaxHeight)
  45         , msRenderText()
  46     {}
  47
  48     virtual ~StylePreviewRenderer()
  49     {}
  50
  51     virtual bool recalculate() = 0;
  52     virtual Size getRenderSize() = 0;
  53     virtual bool render(const Rectangle& aRectangle, RenderAlign eRenderAlign = RenderAlign::CENTER) = 0;
  54 };
  55
  56 } // end namespace sfx2
  57
  58 #endif // INCLUDED_SVX_STYLEPREVIEWRENDERER_HXX
  59
  60 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */