public void DeleteEdge_ShouldDeleteEdgeInfo()
{
var node1 = graph.AddNode();
var node2 = graph.AddNode();
var edge12 = graph.AddEdge(node1, node2, 1, Color.Black);
graph.DeleteEdge(edge12);
Assert.Throws <KeyNotFoundException>(() =>
{
var edgeInfo = graph.EdgeInfos[edge12];
});
}
private void imDrawSpace_MouseUp(object sender, MouseEventArgs e)
{
if (nodesEdgesState == NodesEdges.Nodes)
{
switch (clickState)
{
case ClickStates.Add:
clickedNode = graph.AddNode(x, y, Color.White);
break;
case ClickStates.Delete:
if (clickedNode != null)
{
graph.DeleteNode(clickedNode);
}
break;
case ClickStates.Move:
break;
}
}
else
{
switch (clickState)
{
case ClickStates.Add:
if (selectedNode != null && selectedNode != clickedNode)
{
IEdge edge = graph.AddEdge(clickedNode, selectedNode, DefaultLength);
}
break;
case ClickStates.Delete:
graph.DeleteEdge(clickedEdge);
break;
}
}
clickedNode = null;
clickedEdge = null;
clickState = ClickStates.NoClick;
draw();
}