sd/source/ui/slidesorter/view/SlsViewCacheContext.cxx

   1 /*************************************************************************
   2  *
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * Copyright 2008 by Sun Microsystems, Inc.
   6  *
   7  * OpenOffice.org - a multi-platform office productivity suite
   8  *
   9  * $RCSfile: SlsViewCacheContext.cxx,v $
  10  *
  11  * $Revision: 1.6 $
  12  *
  13  * This file is part of OpenOffice.org.
  14  *
  15  * OpenOffice.org is free software: you can redistribute it and/or modify
  16  * it under the terms of the GNU Lesser General Public License version 3
  17  * only, as published by the Free Software Foundation.
  18  *
  19  * OpenOffice.org is distributed in the hope that it will be useful,
  20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22  * GNU Lesser General Public License version 3 for more details
  23  * (a copy is included in the LICENSE file that accompanied this code).
  24  *
  25  * You should have received a copy of the GNU Lesser General Public License
  26  * version 3 along with OpenOffice.org.  If not, see
  27  * <http://www.openoffice.org/license.html>
  28  * for a copy of the LGPLv3 License.
  29  *
  30  ************************************************************************/
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_sd.hxx"
  33
  34 #include "precompiled_sd.hxx"
  35
  36 #include "SlsViewCacheContext.hxx"
  37
  38 #include "model/SlideSorterModel.hxx"
  39 #include "model/SlsPageDescriptor.hxx"
  40 #include "model/SlsPageEnumerationProvider.hxx"
  41 #include "view/SlideSorterView.hxx"
  42 #include "view/SlsPageObjectViewObjectContact.hxx"
  43 #include "sdpage.hxx"
  44 #include "Window.hxx"
  45 #include "drawdoc.hxx"
  46 #include "tools/IdleDetection.hxx"
  47 #include <svx/svdpage.hxx>
  48 #include <svx/sdr/contact/viewcontact.hxx>
  49 #include <vcl/window.hxx>
  50 #include <svx/sdr/contact/objectcontact.hxx>
  51
  52 namespace sd { namespace slidesorter { namespace view {
  53
  54
  55 ViewCacheContext::ViewCacheContext (
  56     model::SlideSorterModel& rModel,
  57     SlideSorterView& rView)
  58     : mrModel(rModel),
  59       mrView(rView)
  60 {
  61 }
  62
  63
  64
  65
  66 ViewCacheContext::~ViewCacheContext (void)
  67 {
  68 }
  69
  70
  71
  72
  73 void ViewCacheContext::NotifyPreviewCreation (
  74     cache::CacheKey aKey,
  75     const ::boost::shared_ptr<BitmapEx>& rPreview)
  76 {
  77     (void)rPreview;
  78     const model::SharedPageDescriptor pDescriptor (GetDescriptor(aKey));
  79     if (pDescriptor.get() != NULL)
  80     {
  81         // Use direct view-invalidate here and no ActionChanged() at the VC
  82         // since the VC is a PageObjectViewObjectContact and in its ActionChanged()
  83         // implementation invalidates the cache entry again.
  84         view::PageObjectViewObjectContact* pContact = pDescriptor->GetViewObjectContact();
  85         if (pContact != NULL)
  86             pContact->GetObjectContact().InvalidatePartOfView(pContact->getObjectRange());
  87     }
  88     else
  89     {
  90         OSL_ASSERT(pDescriptor.get() != NULL);
  91     }
  92 }
  93
  94
  95
  96
  97 bool ViewCacheContext::IsIdle (void)
  98 {
  99     sal_Int32 nIdleState (tools::IdleDetection::GetIdleState(mrView.GetWindow()));
 100     if (nIdleState == tools::IdleDetection::IDET_IDLE)
 101         return true;
 102     else
 103         return false;
 104 }
 105
 106
 107
 108
 109 bool ViewCacheContext::IsVisible (cache::CacheKey aKey)
 110 {
 111     return GetDescriptor(aKey)->IsVisible();
 112 }
 113
 114
 115
 116
 117 const SdrPage* ViewCacheContext::GetPage (cache::CacheKey aKey)
 118 {
 119     return static_cast<const SdrPage*>(aKey);
 120 }
 121
 122
 123
 124
 125 ::boost::shared_ptr<std::vector<cache::CacheKey> > ViewCacheContext::GetEntryList (bool bVisible)
 126 {
 127     ::boost::shared_ptr<std::vector<cache::CacheKey> > pKeys (new std::vector<cache::CacheKey>());
 128
 129     model::PageEnumeration aPageEnumeration (
 130         bVisible
 131             ? model::PageEnumerationProvider::CreateVisiblePagesEnumeration(mrModel)
 132             : model::PageEnumerationProvider::CreateAllPagesEnumeration(mrModel));
 133
 134     while (aPageEnumeration.HasMoreElements())
 135     {
 136         model::SharedPageDescriptor pDescriptor (aPageEnumeration.GetNextElement());
 137         pKeys->push_back(pDescriptor->GetPage());
 138     }
 139
 140     return pKeys;
 141 }
 142
 143
 144
 145
 146 sal_Int32 ViewCacheContext::GetPriority (cache::CacheKey aKey)
 147 {
 148     return - (static_cast<const SdrPage*>(aKey)->GetPageNum()-1) / 2;
 149 }
 150
 151
 152
 153
 154 model::SharedPageDescriptor ViewCacheContext::GetDescriptor (cache::CacheKey aKey)
 155 {
 156     sal_uInt16 nPageIndex ((static_cast<const SdrPage*>(aKey)->GetPageNum() - 1) / 2);
 157     return mrModel.GetPageDescriptor(nPageIndex);
 158 }
 159
 160
 161
 162
 163 ::com::sun::star::uno::Reference<com::sun::star::uno::XInterface> ViewCacheContext::GetModel (void)
 164 {
 165     if (mrModel.GetDocument() == NULL)
 166         return NULL;
 167     else
 168         return mrModel.GetDocument()->getUnoModel();
 169 }
 170
 171 } } } // end of namespace ::sd::slidesorter::view