private void NewGraphButton_Click(object sender, EventArgs e)
{
if (DialogResult.Cancel == AskForSave())
{
return;
}
_dijkstra.Invalidate();
_rectangle = new RectangleF(0, 0, 0, 0);
_forestGraph.Clear();
_graphPath.Clear();
_saved = true;
graphCanvas.Invalidate();
_saveFileName = "";
BuildRangeTree();
SetTitle();
File.Delete(_binaryFile);
}
public static bool LoadData(Graph <string, VertexData, string, EdgeData> graph, string path)
{
GraphData data;
StreamReader sr = new StreamReader(path);
XmlSerializer deserializer = new XmlSerializer(typeof(GraphData));
data = (GraphData)deserializer.Deserialize(sr);
sr.Close();
bool replaceData = false;
if (!graph.IsEmpty())
{
DialogResult result = MessageBox.Show(Resources.DataAlreadyExists, Resources.DataAlreadyExistsTitle,
MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (result == DialogResult.Yes)
{
replaceData = true;
}
}
if (graph.IsEmpty() || (!graph.IsEmpty() && replaceData))
{
graph.Clear();
foreach (var v in data.Vertices)
{
VertexData vertexData = new VertexData(v.Key, new PointF(v.X, v.Y), v.Type);
graph.AddVertex(v.Key, vertexData);
}
foreach (var e in data.Edges)
{
EdgeData edgeData = new EdgeData(e.Size, EdgeType.Free);
graph.AddEdge(e.Key, e.Start, e.Target, edgeData);
}
return(true);
}
return(false);
}
