public static IVisualNode Create(IGraphController graphController, IStorage storage)
{
if (graphController == null || storage == null)
{
throw new ArgumentNullException("graphcontroller, storage");
}
storage.Seek(12, SeekOrigin.Current); //Skip NodeSignature
NodeType type = (NodeType)storage.ReadInteger(FieldCode.NodeType);
storage.Seek(-24, SeekOrigin.Current); //Shift cursor back to the start point of reading NodeSignature
VisualNode node = null;
switch (type)
{
case NodeType.CodeBlock:
node = new CodeBlockNode(graphController);
node.Deserialize(storage);
break;
case NodeType.Condensed:
node = new CondensedNode(graphController);
node.Deserialize(storage);
break;
case NodeType.Driver:
node = new DriverNode(graphController);
node.Deserialize(storage);
break;
case NodeType.Function:
node = new FunctionNode(graphController);
node.Deserialize(storage);
break;
case NodeType.Identifier:
node = new IdentifierNode(graphController);
node.Deserialize(storage);
break;
case NodeType.Property:
node = new PropertyNode(graphController);
node.Deserialize(storage);
break;
case NodeType.Render:
node = new RenderNode(graphController);
node.Deserialize(storage);
break;
default:
throw new ArgumentException("Invalid 'nodeType'");
}
return(node);
}
private bool HandleCreateDriverNode(GraphCommand command)
{
double mouseX = ((double)command.GetArgument(0));
double mouseY = ((double)command.GetArgument(1));
DriverNode node = new DriverNode(this, Configurations.DriverInitialTextValue);
this.CreateNodeInternal(node, mouseX, mouseY);
return(true);
}
public void TestHandleSaveGraphAndLoadGraph()
{
try
{
GraphController graphController1 = new GraphController(null);
IVisualNode node1 = new CodeBlockNode(graphController1, "Double Click and Type");
IVisualNode node2 = new DriverNode(graphController1, Configurations.DriverInitialTextValue);
IVisualNode node3 = new FunctionNode(graphController1, "", "-", "double,double");
IVisualNode node4 = new IdentifierNode(graphController1, "c");
string filePath = Path.GetTempPath() + "test.bin";
graphController1.DoSaveGraph(filePath);
GraphController graphController2 = new GraphController(null, filePath);
Assert.AreEqual(4, graphController2.GetVisualNodes().Count);
}
finally
{
File.Delete(Path.GetTempPath() + "test.bin");
}
}
public static IVisualNode Create(IGraphController graphController, IStorage storage)
{
if (graphController == null || storage == null)
throw new ArgumentNullException("graphcontroller, storage");
storage.Seek(12, SeekOrigin.Current); //Skip NodeSignature
NodeType type = (NodeType)storage.ReadInteger(FieldCode.NodeType);
storage.Seek(-24, SeekOrigin.Current); //Shift cursor back to the start point of reading NodeSignature
VisualNode node = null;
switch (type)
{
case NodeType.CodeBlock:
node = new CodeBlockNode(graphController);
node.Deserialize(storage);
break;
case NodeType.Condensed:
node = new CondensedNode(graphController);
node.Deserialize(storage);
break;
case NodeType.Driver:
node = new DriverNode(graphController);
node.Deserialize(storage);
break;
case NodeType.Function:
node = new FunctionNode(graphController);
node.Deserialize(storage);
break;
case NodeType.Identifier:
node = new IdentifierNode(graphController);
node.Deserialize(storage);
break;
case NodeType.Property:
node = new PropertyNode(graphController);
node.Deserialize(storage);
break;
case NodeType.Render:
node = new RenderNode(graphController);
node.Deserialize(storage);
break;
default:
throw new ArgumentException("Invalid 'nodeType'");
}
return node;
}
public void TestSerializeNullException()
{
IGraphController graphController = new GraphController(null);
IStorage storage = null;
IVisualNode node = new DriverNode(graphController, Configurations.DriverInitialTextValue);
Assert.Throws<ArgumentNullException>(() =>
{
node.Serialize(storage);
});
}
public void TestSerializeDeserialize()
{
IGraphController graphController = new GraphController(null);
IStorage storage = new BinaryStorage();
IVisualNode node1 = new DriverNode(graphController, Configurations.DriverInitialTextValue);
IVisualNode node2 = new DriverNode(graphController, Configurations.DriverInitialTextValue);
node1.Serialize(storage);
storage.Seek(0, SeekOrigin.Begin);
node2.Deserialize(storage);
Assert.AreEqual(NodeType.Driver, node2.VisualType);
Assert.AreEqual(node1.NodeId, node2.NodeId);
Assert.AreEqual(true, ((DriverNode)node2).Dirty);
Assert.AreEqual(((DriverNode)node1).Text, ((DriverNode)node2).Text);
Assert.AreEqual(((DriverNode)node1).Caption, ((DriverNode)node2).Caption);
Assert.AreEqual(node1.X, node2.X);
Assert.AreEqual(node1.Y, node2.Y);
Assert.Null(node2.GetInputSlots());
Assert.AreEqual(1, node2.GetOutputSlots().Length);
}
public void TestDeserilaizeOperationException()
{
IGraphController graphController = new GraphController(null);
IStorage storage = new BinaryStorage();
IVisualNode node = new DriverNode(graphController, Configurations.DriverInitialTextValue);
ulong signature = Utilities.MakeEightCC('T', 'E', 'S', 'T', ' ', ' ', ' ', ' ');
storage.WriteUnsignedInteger(signature, 21);
storage.Seek(0, SeekOrigin.Begin);
bool result = node.Deserialize(storage);
Assert.AreEqual(result, false);
}
public void TestRecordNodeModficationForUndo00()
{
GraphController graphController = new GraphController(null);
UndoRedoRecorder urr = new UndoRedoRecorder(graphController);
List<IVisualNode> nodeList = new List<IVisualNode>();
DriverNode node = new DriverNode(graphController);
nodeList.Add(node);
Assert.Throws<InvalidOperationException>(() =>
{
urr.RecordNodeModificationForUndo(nodeList);
});
}
