public string SaveCanvas(string path)
{
//TODO better way than try catch block AND change to return bool?
try {
if (nodes == null)
{
nodes = new List <Node>();
}
if (connections == null)
{
connections = new List <Connection>();
}
EditorSaveObject save = BuildSaveObject();
AssetDatabase.CreateAsset(save, path);
} catch (Exception e) {
return(e.Message);
}
return(null);
}
public string LoadCanvas(string path)
{
//SAME AS SAVE CANVAS
try {
//EditorSaveObject load = Resources.Load(path) as EditorSaveObject;
EditorSaveObject load = AssetDatabase.LoadAssetAtPath(path, typeof(EditorSaveObject)) as EditorSaveObject;
//build new CP / Index
List <ConnectionPoint> CPIndex = new List <ConnectionPoint>();
for (int i = 0; i < load.NumberOfCP; i++)
{
CPIndex.Add(new ConnectionPoint());
}
//build nodes
int spent = 0; //tracks index of used CP
nodes = new List <Node>();
for (int i = 0; i < load.nodeinfos.Count; i++)
{
Type t = Type.GetType(load.nodeinfos[i].type);
ConstructorInfo ctor = t.GetConstructor(new[] { GetType(), typeof(NodeInfo) });
Node n = (Node)Convert.ChangeType(ctor.Invoke(new object[] { this, load.nodeinfos[i] }), t);
n.Rebuild(CPIndex.GetRange(spent, load.NodeCPIndex[i]));
spent += load.NodeCPIndex[i];
AddNode(n);
}
//build connections
connections = new List <Connection>();
for (int i = 0; i < load.ConnectionIndexIn.Count; i++)
{
connections.Add(new Connection(CPIndex[load.ConnectionIndexIn[i]], CPIndex[load.ConnectionIndexOut[i]], RemoveConnection));
}
offset = new Vector2(load.offset.x, load.offset.y);
drag = Vector2.zero;
} catch (Exception e) {
return(e.Message);
}
return(null);
}
private EditorSaveObject BuildSaveObject()
{
//Build CP array and Node CP index for reference
List <ConnectionPoint> CPArray = new List <ConnectionPoint>();
List <int> NodeCPIndex = new List <int>();
for (int i = 0; i < nodes.Count; i++)
{
List <ConnectionPoint> t = nodes[i].GetConnectionPoints();
CPArray.AddRange(t);
NodeCPIndex.Add(t.Count);
}
//Build Connection Reference Index
List <int> ConnectionIndexIn = new List <int>();
List <int> ConnectionIndexOut = new List <int>();
for (int i = 0; i < connections.Count; i++)
{
ConnectionIndexIn.Add(CPArray.IndexOf(connections[i].inPoint));
ConnectionIndexOut.Add(CPArray.IndexOf(connections[i].outPoint));
}
//Build Node Info
List <NodeInfo> nodeinfos = new List <NodeInfo>();
for (int i = 0; i < nodes.Count; i++)
{
nodeinfos.Add(nodes[i].GetInfo());
}
//Return Save Object
EditorSaveObject save = CreateInstance <EditorSaveObject>();
save.init(nodeinfos, NodeCPIndex, ConnectionIndexIn, ConnectionIndexOut, CPArray.Count, offset);
return(save);
}
