slideshow/source/engine/animationnodes/nodetools.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 <com/sun/star/animations/Timing.hpp>
  22
  23 #include <tools.hxx>
  24 #include "nodetools.hxx"
  25
  26
  27 using namespace ::com::sun::star;
  28
  29 namespace slideshow
  30 {
  31     namespace internal
  32     {
  33 #if defined(DBG_UTIL)
  34         static sal_Int32 lcl_nOffset = 0;
  35
  36         OUString debugGetNodeName( const BaseNode *pNode )
  37         {
  38             return OUString::number(lcl_nOffset) +
  39                 " - 0x" +
  40                 OUString::number(reinterpret_cast<sal_Int64>(pNode), 16);
  41         }
  42
  43         void debugNodesShowTree( const BaseNode* pNode )
  44         {
  45             if( pNode )
  46                 pNode->showState();
  47
  48             ++lcl_nOffset;
  49         }
  50 #endif
  51
  52         AttributableShapeSharedPtr lookupAttributableShape( const ShapeManagerSharedPtr&                rShapeManager,
  53                                                             const uno::Reference< drawing::XShape >&    xShape          )
  54         {
  55             ENSURE_OR_THROW( rShapeManager,
  56                               "lookupAttributableShape(): invalid ShapeManager" );
  57
  58             ShapeSharedPtr pShape( rShapeManager->lookupShape( xShape ) );
  59
  60             ENSURE_OR_THROW( pShape,
  61                               "lookupAttributableShape(): no shape found for given XShape" );
  62
  63             AttributableShapeSharedPtr pRes(
  64                 ::std::dynamic_pointer_cast< AttributableShape >( pShape ) );
  65
  66             // TODO(E3): Cannot throw here, people might set animation info
  67             // for non-animatable shapes from the API. AnimationNodes must catch
  68             // the exception and handle that differently
  69             ENSURE_OR_THROW( pRes,
  70                               "lookupAttributableShape(): shape found does not implement AttributableShape interface" );
  71
  72             return pRes;
  73         }
  74
  75         bool isIndefiniteTiming( const uno::Any& rAny )
  76         {
  77             if( !rAny.hasValue() )
  78                 return true;
  79
  80             animations::Timing eTiming;
  81
  82             return (rAny >>= eTiming) && eTiming == animations::Timing_INDEFINITE;
  83         }
  84
  85     }
  86 }
  87
  88 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */