sd/source/ui/view/zoomlist.cxx

   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 #include <zoomlist.hxx>
  21
  22 #include <svx/svxids.hrc>
  23 #include <sfx2/bindings.hxx>
  24 #include <sfx2/viewfrm.hxx>
  25
  26 #include <ViewShell.hxx>
  27
  28 namespace sd
  29 {
  30 #define MAX_ENTRIES 10
  31
  32 ZoomList::ZoomList(ViewShell* pViewShell)
  33     : mpViewShell(pViewShell)
  34     , mnCurPos(0)
  35 {
  36 }
  37
  38 void ZoomList::InsertZoomRect(const ::tools::Rectangle& rRect)
  39 {
  40     size_t nRectCount = maRectangles.size();
  41
  42     if (nRectCount >= MAX_ENTRIES)
  43         maRectangles.erase(maRectangles.begin());
  44     else if (nRectCount == 0)
  45         mnCurPos = 0;
  46     else
  47         mnCurPos++;
  48
  49     maRectangles.insert(maRectangles.begin() + mnCurPos, rRect);
  50
  51     SfxBindings& rBindings = mpViewShell->GetViewFrame()->GetBindings();
  52     rBindings.Invalidate(SID_ZOOM_NEXT);
  53     rBindings.Invalidate(SID_ZOOM_PREV);
  54 }
  55
  56 ::tools::Rectangle const& ZoomList::GetNextZoomRect()
  57 {
  58     mnCurPos++;
  59     size_t nRectCount = maRectangles.size();
  60
  61     if (nRectCount > 0 && mnCurPos > nRectCount - 1)
  62         mnCurPos = nRectCount - 1;
  63
  64     SfxBindings& rBindings = mpViewShell->GetViewFrame()->GetBindings();
  65     rBindings.Invalidate(SID_ZOOM_NEXT);
  66     rBindings.Invalidate(SID_ZOOM_PREV);
  67
  68     return maRectangles[mnCurPos];
  69 }
  70
  71 ::tools::Rectangle const& ZoomList::GetPreviousZoomRect()
  72 {
  73     if (mnCurPos > 0)
  74         mnCurPos--;
  75
  76     SfxBindings& rBindings = mpViewShell->GetViewFrame()->GetBindings();
  77     rBindings.Invalidate(SID_ZOOM_NEXT);
  78     rBindings.Invalidate(SID_ZOOM_PREV);
  79
  80     return maRectangles[mnCurPos];
  81 }
  82
  83 bool ZoomList::IsNextPossible() const
  84 {
  85     size_t nRectCount = maRectangles.size();
  86
  87     return nRectCount > 0 && mnCurPos < nRectCount - 1;
  88 }
  89
  90 bool ZoomList::IsPreviousPossible() const { return mnCurPos > 0; }
  91
  92 } // end of namespace sd
  93
  94 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */