Tulip  4.6.0
Better Visualization Through Research
library/tulip-gui/include/tulip/cxx/PropertyAnimation.cxx
00001 /*
00002  *
00003  * This file is part of Tulip (www.tulip-software.org)
00004  *
00005  * Authors: David Auber and the Tulip development Team
00006  * from LaBRI, University of Bordeaux
00007  *
00008  * Tulip is free software; you can redistribute it and/or modify
00009  * it under the terms of the GNU Lesser General Public License
00010  * as published by the Free Software Foundation, either version 3
00011  * of the License, or (at your option) any later version.
00012  *
00013  * Tulip is distributed in the hope that it will be useful,
00014  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00015  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
00016  * See the GNU General Public License for more details.
00017  *
00018  */
00019 #include <tulip/ForEach.h>
00020 
00021 template<typename PropType, typename NodeType, typename EdgeType>
00022 PropertyAnimation<PropType, NodeType, EdgeType>::PropertyAnimation(tlp::Graph *graph, PropType *start, PropType *end, PropType *out,
00023     tlp::BooleanProperty *selection, int frameCount, bool computeNodes, bool computeEdges, QObject* parent) :
00024 
00025   Animation(frameCount,parent), _graph(graph), _start(0), _end(0), _out(out), _computeNodes(computeNodes), _computeEdges(computeEdges) {
00026 
00027   assert(out);
00028   assert(start);
00029   assert(end);
00030   assert(end->getGraph()->getRoot() == start->getGraph()->getRoot());
00031   assert(end->getGraph()->getRoot() == out->getGraph()->getRoot());
00032   assert(graph);
00033   assert(frameCount > 0);
00034 
00035   this->_start = new PropType(start->getGraph());
00036   *(this->_start) = *start;
00037   this->_end = new PropType(end->getGraph());
00038   *(this->_end) = *end;
00039 
00040   if (!selection) {
00041     this->_selection = new tlp::BooleanProperty(graph);
00042     this->_selection->setAllNodeValue(true);
00043     this->_selection->setAllEdgeValue(true);
00044   }
00045   else {
00046     this->_selection = new tlp::BooleanProperty(selection->getGraph());
00047     *(this->_selection) = *selection;
00048   }
00049 }
00050 
00051 template<typename PropType, typename NodeType, typename EdgeType>
00052 PropertyAnimation<PropType, NodeType, EdgeType>::~PropertyAnimation() {
00053   delete _start;
00054   delete _end;
00055   delete _selection;
00056 }
00057 
00058 template<typename PropType, typename NodeType, typename EdgeType>
00059 void PropertyAnimation<PropType, NodeType, EdgeType>::frameChanged(int f) {
00060   if (_computeNodes) {
00061     tlp::node n;
00062     forEach(n, _graph->getNodes()) {
00063       if (_selection->getNodeValue(n))
00064         _out->setNodeValue(n, getNodeFrameValue(_start->getNodeValue(n), _end->getNodeValue(n), f));
00065     }
00066   }
00067 
00068   if (_computeEdges) {
00069     tlp::edge e;
00070     forEach(e, _graph->getEdges()) {
00071       if (_selection->getEdgeValue(e))
00072         _out->setEdgeValue(e, getEdgeFrameValue(_start->getEdgeValue(e), _end->getEdgeValue(e), f));
00073     }
00074   }
00075 }
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