sd/source/ui/docshell/sdclient.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 "Client.hxx"
  21 #include <com/sun/star/embed/NoVisualAreaSizeException.hpp>
  22 #include <svx/svdoole2.hxx>
  23 #include <svx/svdograf.hxx>
  24 #include <svx/svdpagv.hxx>
  25
  26 #include <toolkit/helper/vclunohelper.hxx>
  27
  28 #include "strings.hrc"
  29 #include "ViewShell.hxx"
  30 #include "DrawViewShell.hxx"
  31 #include "View.hxx"
  32 #include "Window.hxx"
  33 #include "sdresid.hxx"
  34 #include <vcl/svapp.hxx>
  35
  36 using namespace com::sun::star;
  37
  38 namespace sd {
  39
  40 Client::Client(SdrOle2Obj* pObj, ViewShell* pViewShell, vcl::Window* pWindow) :
  41     SfxInPlaceClient(pViewShell->GetViewShell(), pWindow, pObj->GetAspect() ),
  42     mpViewShell(pViewShell),
  43     pSdrOle2Obj(pObj),
  44     pSdrGrafObj(NULL),
  45     pOutlinerParaObj (NULL)
  46 {
  47     SetObject( pObj->GetObjRef() );
  48     DBG_ASSERT( GetObject().is(), "No object connected!" );
  49 }
  50
  51 Client::~Client()
  52 {
  53 }
  54
  55 /**
  56  * If IP active, then we get this request to increase the visible section of the
  57  * object.
  58  */
  59 void Client::RequestNewObjectArea( Rectangle& aObjRect )
  60 {
  61     ::sd::View* pView = mpViewShell->GetView();
  62
  63     bool bSizeProtect = false;
  64     bool bPosProtect = false;
  65
  66     const SdrMarkList& rMarkList = pView->GetMarkedObjectList();
  67     if (rMarkList.GetMarkCount() == 1)
  68     {
  69         SdrMark* pMark = rMarkList.GetMark(0);
  70         SdrObject* pObj = pMark->GetMarkedSdrObj();
  71
  72         // no need to check for changes, this method is called only if the area really changed
  73         bSizeProtect = pObj->IsResizeProtect();
  74         bPosProtect = pObj->IsMoveProtect();
  75     }
  76
  77     Rectangle aOldRect = GetObjArea();
  78     if ( bPosProtect )
  79         aObjRect.SetPos( aOldRect.TopLeft() );
  80
  81     if ( bSizeProtect )
  82         aObjRect.SetSize( aOldRect.GetSize() );
  83
  84     Rectangle aWorkArea( pView->GetWorkArea() );
  85     if ( !aWorkArea.IsInside(aObjRect) && !bPosProtect && aObjRect != aOldRect )
  86     {
  87         // correct position
  88         Point aPos = aObjRect.TopLeft();
  89         Size  aSize = aObjRect.GetSize();
  90         Point aWorkAreaTL = aWorkArea.TopLeft();
  91         Point aWorkAreaBR = aWorkArea.BottomRight();
  92
  93         aPos.X() = std::max(aPos.X(), aWorkAreaTL.X());
  94         aPos.X() = std::min(aPos.X(), aWorkAreaBR.X()-aSize.Width());
  95         aPos.Y() = std::max(aPos.Y(), aWorkAreaTL.Y());
  96         aPos.Y() = std::min(aPos.Y(), aWorkAreaBR.Y()-aSize.Height());
  97
  98         aObjRect.SetPos(aPos);
  99     }
 100 }
 101
 102 void Client::ObjectAreaChanged()
 103 {
 104     ::sd::View* pView = mpViewShell->GetView();
 105     const SdrMarkList& rMarkList = pView->GetMarkedObjectList();
 106     if (rMarkList.GetMarkCount() == 1)
 107     {
 108         SdrMark* pMark = rMarkList.GetMark(0);
 109                 SdrOle2Obj* pObj = dynamic_cast< SdrOle2Obj* >(pMark->GetMarkedSdrObj());
 110
 111         if(pObj)
 112         {
 113             // no need to check for changes, this method is called only if the area really changed
 114             Rectangle aNewRectangle(GetScaledObjArea());
 115
 116             // #i118524# if sheared/rotated, center to non-rotated LogicRect
 117             pObj->setSuppressSetVisAreaSize(true);
 118
 119             if(pObj->GetGeoStat().nRotationAngle || pObj->GetGeoStat().nShearAngle)
 120             {
 121                 pObj->SetLogicRect( aNewRectangle );
 122
 123                 const Rectangle& rBoundRect = pObj->GetCurrentBoundRect();
 124                 const Point aDelta(aNewRectangle.Center() - rBoundRect.Center());
 125
 126                 aNewRectangle.Move(aDelta.X(), aDelta.Y());
 127             }
 128
 129             pObj->SetLogicRect( aNewRectangle );
 130             pObj->setSuppressSetVisAreaSize(false);
 131         }
 132     }
 133 }
 134
 135 void Client::ViewChanged()
 136 {
 137     if ( GetAspect() == embed::Aspects::MSOLE_ICON )
 138     {
 139         // the iconified object seems not to need such a scaling handling
 140         // since the replacement image and the size a completely controlled by the container
 141         // TODO/LATER: when the icon exchange is implemented the scaling handling might be required again here
 142
 143         pSdrOle2Obj->ActionChanged(); // draw needs it to remove lines in slide preview
 144         return;
 145     }
 146
 147     //TODO/LATER: should we try to avoid the recalculation of the visareasize
 148     //if we know that it didn't change?
 149     if (mpViewShell->GetActiveWindow())
 150     {
 151         ::sd::View* pView = mpViewShell->GetView();
 152         if (pView)
 153         {
 154             Rectangle aLogicRect( pSdrOle2Obj->GetLogicRect() );
 155             Size aLogicSize( aLogicRect.GetWidth(), aLogicRect.GetHeight() );
 156
 157             if( pSdrOle2Obj->IsChart() )
 158             {
 159                 //charts never should be stretched see #i84323# for example
 160                 pSdrOle2Obj->SetLogicRect( Rectangle( aLogicRect.TopLeft(), aLogicSize ) );
 161                 pSdrOle2Obj->BroadcastObjectChange();
 162                 return;
 163             }
 164
 165             // TODO/LEAN: maybe we can do this without requesting the VisualArea?
 166             // working with the visual area might need running state, so the object may switch itself to this state
 167             MapMode             aMap100( MAP_100TH_MM );
 168             Rectangle           aVisArea;
 169             Size aSize = pSdrOle2Obj->GetOrigObjSize( &aMap100 );
 170
 171             aVisArea.SetSize( aSize );
 172             Size                aScaledSize( static_cast< long >( GetScaleWidth() * Fraction( aVisArea.GetWidth() ) ),
 173                                                 static_cast< long >( GetScaleHeight() * Fraction( aVisArea.GetHeight() ) ) );
 174
 175             // react to the change if the difference is bigger than one pixel
 176             Size aPixelDiff =
 177                 Application::GetDefaultDevice()->LogicToPixel(
 178                     Size( aLogicRect.GetWidth() - aScaledSize.Width(),
 179                           aLogicRect.GetHeight() - aScaledSize.Height() ),
 180                     aMap100 );
 181             if( aPixelDiff.Width() || aPixelDiff.Height() )
 182             {
 183                 pSdrOle2Obj->SetLogicRect( Rectangle( aLogicRect.TopLeft(), aScaledSize ) );
 184                 pSdrOle2Obj->BroadcastObjectChange();
 185             }
 186             else
 187                 pSdrOle2Obj->ActionChanged();
 188         }
 189     }
 190 }
 191
 192 /**
 193  * Scroll object into visible area.
 194  */
 195 void Client::MakeVisible()
 196 {
 197     if (mpViewShell->ISA(DrawViewShell))
 198     {
 199         static_cast<DrawViewShell*>(mpViewShell)->MakeVisible(
 200             pSdrOle2Obj->GetLogicRect(),
 201             *mpViewShell->GetActiveWindow());
 202     }
 203 }
 204
 205 } // end of namespace sd
 206
 207 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */