void exercicio1(){
GraphViewer *gv = new GraphViewer(600, 600, true);
gv->createWindow(600, 600);
gv->defineVertexColor("blue");
gv->defineEdgeColor("black");
gv->addNode(0);
gv->addNode(1);
gv->addEdge(0, 0, 1, EdgeType::UNDIRECTED);
Sleep(100); // use sleep(1) in linux ; Sleep(100) on Windows
gv->removeEdge(0);
gv->removeNode(1);
gv->addNode(2);
gv->rearrange();
Sleep(100);
gv->addEdge(1, 0, 2, EdgeType::UNDIRECTED);
gv->setVertexLabel(0, "Isto e um no");
gv->setEdgeLabel(1, "Isto e uma aresta");
gv->setVertexColor(2, "green");
gv->setEdgeColor(1, "yellow");
gv->rearrange();
}
void printGraph(const Graph<NodeInfo> &graph, const vector<int> &path, const vector<int> &stations)
{
GraphViewer *gv = new GraphViewer(600, 600, false);
gv->createWindow(600, 600);
gv->defineVertexColor("black");
gv->defineEdgeColor("black");
vector<Vertex<NodeInfo> *> vertexSet = graph.getVertexSet();
for (size_t i = 0; i < vertexSet.size(); i++)
{
gv->addNode(vertexSet[i]->getInfo().id, vertexSet[i]->getInfo().x, vertexSet[i]->getInfo().y);
if (vertexSet[i]->getInfo().name == "house")
gv->setVertexColor(vertexSet[i]->getInfo().id, "red");
}
for (size_t i = 0; i < stations.size(); i++)
gv->setVertexColor(stations[i], "green");
int edgeID = 0;
vector<int> edges;
for (size_t i = 0; i < vertexSet.size(); i++)
{
vector<Edge<NodeInfo> > adj = vertexSet[i]->getAdjacentEdges();
for (size_t j = 0; j < adj.size(); j++)
{
int src = vertexSet[i]->getInfo().id;
int dst = adj[j].getDestination()->getInfo().id;
if (!edgeExists(edges, src, dst))
{
gv->addEdge(edgeID, src, dst, EdgeType::UNDIRECTED);
stringstream ss;
ss << adj[j].getWeight();
gv->setEdgeLabel(edgeID, ss.str());
edges.push_back(src);
edges.push_back(dst);
edgeID++;
}
}
}
if (path.size() != 0)
{
for (size_t i = 0; i < path.size() - 1; i+=2)
{
gv->addEdge(edgeID, path[i], path[i + 1], EdgeType::UNDIRECTED);
gv->setEdgeColor(edgeID, "green");
gv->setEdgeThickness(edgeID, 2);
edgeID++;
}
}
cin.clear();
cin.ignore(100, '\n');
cout << "\n\tPress enter to continue...";
cin.get();
gv->closeWindow();
delete(gv);
}
void exercicio1()
{
GraphViewer *gv = new GraphViewer(600, 600, true);
gv->setBackground("background.jpg");
gv->createWindow(600, 600);
gv->defineEdgeDashed(true);
gv->defineVertexColor("blue");
gv->defineEdgeColor("black");
gv->addNode(0);
gv->addNode(1);
gv->addEdge(0, 0, 1, EdgeType::UNDIRECTED);
Sleep(2000); // use sleep(1) in linux ; Sleep(2000) on Windows
gv->removeEdge(0);
gv->removeNode(1);
gv->addNode(2);
gv->rearrange();
Sleep(2000);
gv->addEdge(1, 0, 2, EdgeType::UNDIRECTED);
gv->defineEdgeCurved(false);
gv->setVertexLabel(0, "Isto e um no");
gv->setEdgeLabel(1, "Isto e uma aresta");
gv->setVertexColor(2, "green");
gv->setEdgeColor(1, "yellow");
gv->setVertexSize(2, 40);
gv->setVertexIcon(0, "icon.gif");
gv->setEdgeDashed(1, false);
gv->rearrange();
}