sd/source/ui/view/drviewsh.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
  21 #include "DrawViewShell.hxx"
  22 #include <svl/aeitem.hxx>
  23 #include <svl/itemset.hxx>
  24 #include <sfx2/request.hxx>
  25 #include <svx/svxids.hrc>
  26
  27
  28 #include <svx/fmshell.hxx>
  29 #include <sfx2/dispatch.hxx>
  30
  31 #include "app.hrc"
  32 #include "strings.hrc"
  33 #include "sdpage.hxx"
  34 #ifndef SD_FRAME_VIEW
  35 #include "FrameView.hxx"
  36 #endif
  37 #include "sdresid.hxx"
  38 #include "drawdoc.hxx"
  39 #include "DrawDocShell.hxx"
  40 #include "Window.hxx"
  41 #include "GraphicViewShell.hxx"
  42 #include "drawview.hxx"
  43
  44 #include "slideshow.hxx"
  45
  46 namespace sd {
  47
  48 sal_Bool DrawViewShell::GotoBookmark(const String& rBookmark)
  49 {
  50     sal_Bool bRet = sal_False;
  51     ::sd::DrawDocShell* pDocSh = GetDocSh();
  52     if( pDocSh )
  53     {
  54         if( !pDocSh->GetViewShell() ) //#i26016# this case occurs if the jump-target-document was opened already with file open dialog before triggering the jump via hyperlink
  55             pDocSh->Connect(this);
  56         bRet = (pDocSh->GotoBookmark(rBookmark));
  57     }
  58     return bRet;
  59 }
  60
  61 /**
  62  * Make area visible (scroll part of picture)
  63 |*
  64 \************************************************************************/
  65
  66 void DrawViewShell::MakeVisible(const Rectangle& rRect, ::Window& rWin)
  67 {
  68     // In older versions, if in X or Y the size of the object was
  69     // smaller than the visible area, the user-defined zoom was
  70     // changed. This was decided to be a bug for 6.x, thus I developed a
  71     // version which instead handles X/Y bigger/smaller and visibility
  72     // questions separately. The new behaviour is triggered with the
  73     // bZoomAllowed parameter which for old behaviour should be set to
  74     // sal_True. I looked at all uses of MakeVisible() in the application
  75     // and found no valid reason for really changing the zoom factor, thus I
  76     // decided to NOT expand (incompatible) this virtual method to get one
  77     // more parameter. If this is wanted in later versions, feel free to add
  78     // that bool to the parameter list.
  79     sal_Bool bZoomAllowed(sal_False);
  80     Size aLogicSize(rRect.GetSize());
  81
  82     // visible area
  83     Size aVisSizePixel(rWin.GetOutputSizePixel());
  84     Rectangle aVisArea(rWin.PixelToLogic(Rectangle(Point(0,0), aVisSizePixel)));
  85     Size aVisAreaSize(aVisArea.GetSize());
  86
  87     if(!aVisArea.IsInside(rRect) && !SlideShow::IsRunning( GetViewShellBase() ) )
  88     {
  89         // object is not entirely in visible area
  90         sal_Int32 nFreeSpaceX(aVisAreaSize.Width() - aLogicSize.Width());
  91         sal_Int32 nFreeSpaceY(aVisAreaSize.Height() - aLogicSize.Height());
  92
  93         if(bZoomAllowed && (nFreeSpaceX < 0 || nFreeSpaceY < 0))
  94         {
  95             // object does not fit into visible area -> zoom to object size
  96             SetZoomRect(rRect);
  97         }
  98         else
  99         {
 100             // allow a mode for move-only visibility without zooming.
 101             const sal_Int32 nPercentBorder(30);
 102             const Rectangle aInnerRectangle(
 103                 aVisArea.Left() + ((aVisAreaSize.Width() * nPercentBorder) / 200),
 104                 aVisArea.Top() + ((aVisAreaSize.Height() * nPercentBorder) / 200),
 105                 aVisArea.Right() - ((aVisAreaSize.Width() * nPercentBorder) / 200),
 106                 aVisArea.Bottom() - ((aVisAreaSize.Height() * nPercentBorder) / 200)
 107                 );
 108             Point aNewPos(aVisArea.TopLeft());
 109
 110             if(nFreeSpaceX < 0)
 111             {
 112                 if(aInnerRectangle.Left() > rRect.Right())
 113                 {
 114                     // object moves out to the left
 115                     aNewPos.X() -= aVisAreaSize.Width() / 2;
 116                 }
 117
 118                 if(aInnerRectangle.Right() < rRect.Left())
 119                 {
 120                     // object moves out to the right
 121                     aNewPos.X() += aVisAreaSize.Width() / 2;
 122                 }
 123             }
 124             else
 125             {
 126                 if(nFreeSpaceX > rRect.GetWidth())
 127                     nFreeSpaceX = rRect.GetWidth();
 128
 129                 while(rRect.Right() > aNewPos.X() + aVisAreaSize.Width())
 130                     aNewPos.X() += nFreeSpaceX;
 131
 132                 while(rRect.Left() < aNewPos.X())
 133                     aNewPos.X() -= nFreeSpaceX;
 134             }
 135
 136             if(nFreeSpaceY < 0)
 137             {
 138                 if(aInnerRectangle.Top() > rRect.Bottom())
 139                 {
 140                     // object moves out to the top
 141                     aNewPos.Y() -= aVisAreaSize.Height() / 2;
 142                 }
 143
 144                 if(aInnerRectangle.Bottom() < rRect.Top())
 145                 {
 146                     // object moves out to the right
 147                     aNewPos.Y() += aVisAreaSize.Height() / 2;
 148                 }
 149             }
 150             else
 151             {
 152                 if(nFreeSpaceY > rRect.GetHeight())
 153                     nFreeSpaceY = rRect.GetHeight();
 154
 155                 while(rRect.Bottom() > aNewPos.Y() + aVisAreaSize.Height())
 156                     aNewPos.Y() += nFreeSpaceY;
 157
 158                 while(rRect.Top() < aNewPos.Y())
 159                     aNewPos.Y() -= nFreeSpaceY;
 160             }
 161
 162             // did position change? Does it need to be set?
 163             if(aNewPos != aVisArea.TopLeft())
 164             {
 165                 aVisArea.SetPos(aNewPos);
 166                 SetZoomRect(aVisArea);
 167             }
 168         }
 169     }
 170 }
 171
 172 }
 173
 174 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */