svx/source/sdr/contact/viewobjectcontactofsdrmediaobj.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 <config_features.h>
  21
  22 #include <sdr/contact/viewobjectcontactofsdrmediaobj.hxx>
  23 #include <svx/sdr/contact/viewcontactofsdrmediaobj.hxx>
  24 #include <svx/sdr/contact/objectcontact.hxx>
  25 #include <vcl/outdev.hxx>
  26 #include <vcl/window.hxx>
  27 #include <avmedia/mediaitem.hxx>
  28 #include "sdrmediawindow.hxx"
  29
  30 namespace sdr::contact {
  31
  32 ViewObjectContactOfSdrMediaObj::ViewObjectContactOfSdrMediaObj( ObjectContact& rObjectContact,
  33                                                                 ViewContact& rViewContact,
  34                                                                 const ::avmedia::MediaItem& rMediaItem ) :
  35     ViewObjectContactOfSdrObj( rObjectContact, rViewContact )
  36 {
  37 #if HAVE_FEATURE_AVMEDIA
  38     vcl::Window* pWindow = getWindow();
  39
  40     if( pWindow )
  41     {
  42         mpMediaWindow.reset( new SdrMediaWindow( pWindow, *this ) );
  43         mpMediaWindow->hide();
  44         executeMediaItem( rMediaItem );
  45     }
  46 #else
  47     (void) rMediaItem;
  48 #endif
  49 }
  50
  51 ViewObjectContactOfSdrMediaObj::~ViewObjectContactOfSdrMediaObj()
  52 {
  53 }
  54
  55
  56 vcl::Window* ViewObjectContactOfSdrMediaObj::getWindow() const
  57 {
  58     vcl::Window* pRetval = nullptr;
  59
  60     const OutputDevice* oPageOutputDev = getPageViewOutputDevice();
  61     if( oPageOutputDev )
  62     {
  63         if(OUTDEV_WINDOW == oPageOutputDev->GetOutDevType())
  64         {
  65             pRetval = oPageOutputDev->GetOwnerWindow();
  66         }
  67     }
  68
  69     return pRetval;
  70 }
  71
  72
  73 Size ViewObjectContactOfSdrMediaObj::getPreferredSize() const
  74 {
  75     Size aRet;
  76
  77 #if HAVE_FEATURE_AVMEDIA
  78     if( mpMediaWindow )
  79         aRet = mpMediaWindow->getPreferredSize();
  80 #else
  81    aRet = Size(0,0);
  82 #endif
  83
  84     return aRet;
  85 }
  86
  87 void ViewObjectContactOfSdrMediaObj::ActionChanged()
  88 {
  89     ViewObjectContactOfSdrObj::ActionChanged();
  90     updateMediaWindow(false);
  91 }
  92
  93 void ViewObjectContactOfSdrMediaObj::updateMediaWindow(bool bShow) const
  94 {
  95 #if HAVE_FEATURE_AVMEDIA
  96     if (!mpMediaWindow || (!bShow && !mpMediaWindow->isVisible()))
  97         return;
  98
  99     basegfx::B2DRange aViewRange(getObjectRange());
 100     aViewRange.transform(GetObjectContact().getViewInformation2D().getViewTransformation());
 101
 102     const tools::Rectangle aViewRectangle(
 103         static_cast<sal_Int32>(floor(aViewRange.getMinX())), static_cast<sal_Int32>(floor(aViewRange.getMinY())),
 104         static_cast<sal_Int32>(ceil(aViewRange.getMaxX())), static_cast<sal_Int32>(ceil(aViewRange.getMaxY())));
 105
 106     // mpMediaWindow contains a SalObject window and gtk won't accept
 107     // the size until after the SalObject widget is shown but if we
 108     // show it before setting a size then vcl will detect that the
 109     // vcl::Window has no size and make it invisible instead. If we
 110     // call setPosSize twice with the same size before and after show
 111     // then the second attempt is a no-op as vcl caches the size.
 112
 113     // so call it initially with a size arbitrarily 1 pixel wider than
 114     // we want so we have an initial size to make vcl happy
 115     tools::Rectangle aInitialRect(aViewRectangle);
 116     aInitialRect.AdjustRight(1);
 117     mpMediaWindow->setPosSize(aInitialRect);
 118
 119     // then make it visible
 120     mpMediaWindow->show();
 121
 122     // set the final desired size which is different to let vcl send it
 123     // through to gtk which will now accept it as the underlying
 124     // m_pSocket of GtkSalObject::SetPosSize is now visible
 125     mpMediaWindow->setPosSize(aViewRectangle);
 126 #else
 127     (void) bShow;
 128 #endif
 129 }
 130
 131 void ViewObjectContactOfSdrMediaObj::updateMediaItem( ::avmedia::MediaItem& rItem ) const
 132 {
 133 #if HAVE_FEATURE_AVMEDIA
 134     if( !mpMediaWindow )
 135         return;
 136
 137     mpMediaWindow->updateMediaItem( rItem );
 138
 139     // show/hide is now dependent of play state
 140     if(avmedia::MediaState::Stop == rItem.getState())
 141     {
 142         mpMediaWindow->hide();
 143     }
 144     else
 145     {
 146         updateMediaWindow(true);
 147     }
 148 #else
 149     (void) rItem;
 150 #endif
 151 }
 152
 153
 154 void ViewObjectContactOfSdrMediaObj::executeMediaItem( const ::avmedia::MediaItem& rItem )
 155 {
 156 #if HAVE_FEATURE_AVMEDIA
 157     if( mpMediaWindow )
 158     {
 159         ::avmedia::MediaItem aUpdatedItem;
 160
 161         mpMediaWindow->executeMediaItem( rItem );
 162
 163         // query new properties after trying to set the new properties
 164         updateMediaItem( aUpdatedItem );
 165         static_cast< ViewContactOfSdrMediaObj& >( GetViewContact() ).mediaPropertiesChanged( aUpdatedItem );
 166     }
 167 #else
 168     (void) rItem;
 169 #endif
 170 }
 171
 172
 173 } // end of namespace sdr::contact
 174
 175 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */