public RadialMenu(uint nodeId, Point worldCoords, double radius, Dictionary <int, string> items,
double startAngle, NodePart part)
{
this.startAngle = startAngle * Math.PI / 180;
this.endAngle = (startAngle - 90) * Math.PI / 180; // 90: the radial menu is a quadrant
this.nodePart = part;
this.worldCoords = worldCoords;
this.nodeId = nodeId;
this.radius = radius;
radialMenuVisual = new DrawingVisual();
radialMenuVisual.Transform = new TranslateTransform(worldCoords.X, worldCoords.Y);
SetAnchor();
itemsList = items;
reducedList = items;
InitializeMenuItems();
UpdateItemsArrangement(-1);
InitializeItemWeight();
ValidateScrollers();
Compose();
}
// todo: maybe idendity issues with indexOf
private void invalidate(Node node)
{
for (int i = 0, n = node.parts.Count; i < n; ++i)
{
NodePart part = node.parts[i];
var bindPose = part.invBoneBindTransforms;
if (bindPose != null)
{
for (int j = 0; j < bindPose.Count; ++j)
{
// tood: figure out that ordered dic thing, key should be accessable by index
//bindPose.Keys[j] = getNode(bindPose.Keys[j].id);
}
}
if (!materials.Contains(part.material))
{
int midx = materials.IndexOf(part.material);
if (midx < 0)
{
materials.Add(part.material = part.material.copy());
}
else
{
part.material = materials[midx];
}
}
}
for (int i = 0, n = node.getChildCount(); i < n; ++i)
{
invalidate(node.getChild(i));
}
}
public RadialMenu(uint nodeId, Point worldCoords, double radius, Dictionary<int, string> items,
double startAngle, NodePart part)
{
this.startAngle = startAngle * Math.PI / 180;
this.endAngle = (startAngle - 90) * Math.PI / 180; // 90: the radial menu is a quadrant
this.nodePart = part;
this.worldCoords = worldCoords;
this.nodeId = nodeId;
this.radius = radius;
radialMenuVisual = new DrawingVisual();
radialMenuVisual.Transform = new TranslateTransform(worldCoords.X, worldCoords.Y);
SetAnchor();
itemsList = items;
reducedList = items;
InitializeMenuItems();
UpdateItemsArrangement(-1);
InitializeItemWeight();
ValidateScrollers();
Compose();
}
public MenuItemsProvider(GraphController controller, NodePart part, uint id)
{
this.graphController = controller;
this.nodePart = part;
this.nodeId = id;
this.GenerateMenuItems();
}
private bool HandleBeginHighFrequencyUpdate(GraphCommand command)
{
uint nodeId = (uint)command.GetArgument(0);
NodePart nodePart = ((NodePart)command.GetArgument(1));
nodeSelectedForHighFrequencyUpdate = GetVisualNode(nodeId);
if (null == nodeSelectedForHighFrequencyUpdate)
{
return(false);
}
// @TODO(Ben): The caller would have to specify NodePart in
// the near future, but for now we are making some assumption.
//
switch (nodeSelectedForHighFrequencyUpdate.VisualType)
{
case NodeType.Driver:
nodePart = NodePart.Text;
break;
default:
throw new InvalidOperationException("Not available for other node type (097D3A07D806)");
}
nodeSelectedForHighFrequencyUpdate.EnableEdit(nodePart, -1);
return(true);
}
public MenuItemsProvider(GraphController controller, NodePart part, uint id)
{
this.graphController = controller;
this.nodePart = part;
this.nodeId = id;
this.GenerateMenuItems();
}
public bool DoBeginNodeEdit(uint compId, NodePart nodePart)
{
GraphCommand command = new GraphCommand(GraphCommand.Name.BeginNodeEdit);
command.AppendArgument(compId);
command.AppendArgument(nodePart);
return(RerouteToHandler(command));
}
public bool DoCreateRadialMenu(NodePart nodePart, uint nodeId)
{
GraphCommand command = new GraphCommand(GraphCommand.Name.CreateRadialMenu);
command.AppendArgument(nodePart);
command.AppendArgument(nodeId);
return(RerouteToHandler(command));
}
private bool HandleCreateRadialMenu(GraphCommand command)
{
NodePart part = ((NodePart)command.GetArgument(0));
uint nodeId = (uint)command.GetArgument(1);
this.itemsProvider = new MenuItemsProvider(this, part, nodeId);
return(true);
}
public bool DoBeginHighFrequencyUpdate(uint nodeId, NodePart nodePart)
{
GraphCommand command = new GraphCommand(GraphCommand.Name.BeginHighFrequencyUpdate);
command.AppendArgument(nodeId);
command.AppendArgument(nodePart);
return(RerouteToHandler(command));
}
private void Node(object obj, string shape = "oval", NodePart propertyCategory = NodePart.All)
{
NodePart visitedPart = NodePart.None;
if (m_visitedNodes.TryGetValue(obj, out visitedPart))
{
if ((visitedPart & propertyCategory) != 0)
{
return;
}
m_visitedNodes.Remove(obj);
}
m_visitedNodes.Add(obj, visitedPart | propertyCategory);
string propertiesString = "";
var properties = GetProperties(obj);
foreach (var property in properties)
{
var type = GetPropertyType(property);
if ((propertyCategory & NodePart.GeneralProperties) != 0 && type.IsPrimitive || type.IsValueType)
{
propertiesString += String.Format("\\n{0}: {1}", property.Name, property.GetValue(obj));
}
var enumerableTypes = GetGenericIEnumerables(type);
foreach (var enumerableType in enumerableTypes)
{
if (enumerableType == typeof(IImageProvider))
{
var imageProviders = property.GetValue(obj) as IEnumerable <IImageProvider>;
var i = 0;
foreach (var imageProvider in imageProviders)
{
Edge(imageProvider, obj, String.Format("{0}[{1}]", property.Name, i++));
Dot(imageProvider);
}
}
}
if ((propertyCategory & NodePart.ImageProviderProperties) != 0 && property.GetValue(obj) is IImageProvider)
{
Edge(property.GetValue(obj), obj, property.Name);
Dot(property.GetValue(obj) as IImageProvider);
}
}
if ((propertyCategory & NodePart.GeneralProperties) != 0)
{
m_dotString += String.Format("{0} [label=\"{1}{2}\", shape=\"{3}\"]; ", NodeId(obj), obj.GetType().Name, propertiesString, shape);
}
}
public string GenerateTechId()
{
if (String.IsNullOrEmpty(NodePart))
{
return("");
}
var i = NodePart.IndexOf('_');
return(i > 0 && i + 1 < NodePart.Length ? NodePart.Substring(i + 1) : NodePart);
}
public bool DoMouseUp(MouseButton button, uint compId, NodePart nodePart, int index, ModifierKeys modifier)
{
GraphCommand command = new GraphCommand(GraphCommand.Name.MouseUp);
command.AppendArgument(button);
command.AppendArgument(compId);
command.AppendArgument(nodePart);
command.AppendArgument(index);
command.AppendArgument(modifier);
return(RerouteToHandler(command));
}
internal bool DisableEdit()
{
if (this.partSelectedForEdit == NodePart.Caption || this.partSelectedForEdit == NodePart.Text || this.partSelectedForEdit == NodePart.ReplicationGuide)
{
this.partSelectedForEdit = NodePart.None;
return(true);
}
else
{
throw new InvalidOperationException();
}
}
public bool DoEndDrag(MouseButton button, uint compId, NodePart nodePart, int index, ModifierKeys modifier, double mouseX, double mouseY)
{
GraphCommand command = new GraphCommand(GraphCommand.Name.EndDrag);
command.AppendArgument(button);
command.AppendArgument(compId);
command.AppendArgument(nodePart);
command.AppendArgument(index);
command.AppendArgument(modifier);
command.AppendArgument(mouseX);
command.AppendArgument(mouseY);
return(RerouteToHandler(command));
}
internal void ToggleContextualMenu(NodePart nodePart)
{
if (this.partDisplayingMenu == nodePart)
{
this.partDisplayingMenu = NodePart.None;
}
else
{
this.partDisplayingMenu = nodePart;
}
this.Dirty = true;
this.Compose();
}
internal bool EnableEdit(NodePart nodePart, int index)
{
if (this.partSelectedForEdit != NodePart.None)
{
return(false);//throw exception
}
// Replication guide index should only be specified for this case.
if (nodePart != NodePart.ReplicationGuide && (index != -1))
{
throw new ArgumentException("Index should not be specified (34BB6918677B)", "index");
}
this.partSelectedForEdit = nodePart;
this.replicationIndex = index;
return(true);
}
public bool HitTestComponent(uint compId, Point mouse, out NodePart nodePart, out int index)
{
nodePart = NodePart.None;
index = -1;
//Implement hittest:DONE
IVisualNode node = this.GetVisualNode(compId);
if (null == node)
{
return(false);
}
nodePart = ((VisualNode)node).HitTest(mouse.X, mouse.Y, out index);
return(nodePart != NodePart.None);
}
private bool HandleBeginNodeEdit(GraphCommand command)
{
uint nodeId = (uint)command.GetArgument(0);
NodePart nodePart = ((NodePart)command.GetArgument(1));
VisualNode node = this.GetVisualNode(nodeId);
if (nodePart == NodePart.Text)
{
this.previousText = node.Text;
}
else if (nodePart == NodePart.Caption)
{
this.previousText = node.Caption;
}
node.EnableEdit(nodePart, -1);
return(true);
}
public Renderable getRenderable(Renderable @out, Node node, NodePart nodePart)
{
nodePart.setRenderable(@out);
if (nodePart.bones == null && transform != default(Matrix4))
{
@out.worldTransform = (transform) * (node.globalTransform);
}
else if (transform != default(Matrix4))
{
@out.worldTransform = (transform);
}
else
{
@out.worldTransform = Matrix4.Identity;
}
@out.userData = userData;
return(@out);
}
public bool GetNodeText(uint compId, NodePart nodePart, out string text)
{
text = string.Empty;
VisualNode newNode = this.GetVisualNode(compId);
if (null == newNode)
{
return(false);
}
if (nodePart == NodePart.Caption)
{
text = newNode.Caption;
return(true);
}
else if (nodePart == NodePart.Text)
{
text = newNode.Text;
return(true);
}
return(false);
}
private bool HandleBeginDrag(GraphCommand command)
{
MouseButton button = ((MouseButton)command.GetArgument(0));
uint compId = ((uint)command.GetArgument(1));
NodePart nodePart = ((NodePart)command.GetArgument(2));
int slotIndex = ((int)command.GetArgument(3));
ModifierKeys modifiers = ((ModifierKeys)command.GetArgument(4));
double mouseX = ((double)command.GetArgument(5));
double mouseY = ((double)command.GetArgument(6));
switch (nodePart)
{
case NodePart.None:
BeginDragSelectionRegion(modifiers);
return(true);
case NodePart.InputSlot:
case NodePart.OutputSlot:
BeginDragInputOutputSlot(compId, nodePart, slotIndex);
return(true);
case NodePart.Caption:
case NodePart.Text:
case NodePart.ReplicationGuide:
case NodePart.InputLabel:
case NodePart.North:
case NodePart.NorthEast:
case NodePart.NorthWest:
case NodePart.South:
case NodePart.Preview:
case NodePart.PreviewNorthEast:
BeginDragSelectedNodes(mouseX, mouseY, this.GetVisualNode(compId));
return(true);
}
return(false);
}
internal void HandleMouseLeftButtonUp(object sender, MouseButtonEventArgs e)
{
isMouseButtonDown = false;
if (panning)
{
graphControl.SetCursor(CursorSet.Index.HandPan);
return;
}
ModifierKeys modifiers = Keyboard.Modifiers;
mousePosition = e.GetPosition(graphCanvas);
uint newCompId = uint.MaxValue;
int index = -1;
NodePart nodePart = NodePart.None;
DrawingVisual visual = FindChildren(mousePosition);
if (visual != null)
{
edgeVisuals.TryGetValue(visual, out newCompId);
if ((newCompId != uint.MaxValue) && (newCompId != 0) && graphController.CurrentDragState == DragState.None)
{
ScrollToVisual(visual);
return;
}
nodeVisuals.TryGetValue(visual, out newCompId);
graphController.HitTestComponent(newCompId, mousePosition, out nodePart, out index);
}
if (graphController.CurrentDragState == DragState.RegionSelection)
{
foreach (uint compId in selectedComponent)
graphController.DoSelectComponent(compId, modifiers);
}
if (graphController.CurrentDragState != DragState.None)
{
// The graph controller is in a dragging state when mouse button
// is released, send a signal for it to get out of dragging mode.
bool ignoreEndDrag = false;
if (graphController.CurrentDragState == DragState.CurveDrawing
|| graphController.CurrentDragState == DragState.EdgeReconnection)
{
if ((lastClickedNodeId == newCompId)
&& (lastClickedNodeIndex == index)
&& (lastClickedNodePart == nodePart)) //if release mouse on the same slot
ignoreEndDrag = true;
}
if (!ignoreEndDrag)
{
graphController.DoEndDrag(MouseButton.Left, newCompId, nodePart,
index, modifiers, mousePosition.X, mousePosition.Y);
mouseDownPosition = new Point(-1, -1);
lastClickedNodeId = uint.MaxValue; // reset
lastClickedNodeIndex = int.MaxValue;
lastClickedNodePart = NodePart.None;
}
}
graphController.DoMouseUp(MouseButton.Left, newCompId, nodePart, index, modifiers);
}
internal void HandleMouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
isMouseButtonDown = true;
ScrollViewer scrollViewer = graphControl.canvasScrollViewer;
mouseDownScreenPosition = e.GetPosition(scrollViewer); // for zoom and pan
if (panning)
return;
if ((graphController.CurrentDragState == DragState.CurveDrawing)
|| (graphController.CurrentDragState == DragState.EdgeReconnection))
return;
if (extendedBubble.Count() > 0) // toggle the exteded bubbles(one with text selected)
{
List<ExtendedPreview> previewToRemove = new List<ExtendedPreview>();
foreach (ExtendedPreview previewTextBox in extendedBubble)
previewToRemove.Add(previewTextbox);
foreach (ExtendedPreview previewTextBox in previewToRemove)
graphController.TransientExtendPreviewBubble((uint)previewTextbox.Tag, false);
}
mousePosition = e.GetPosition(graphCanvas);
mouseDownPosition = mousePosition;
ModifierKeys modifiers = Keyboard.Modifiers;
uint newCompId = uint.MaxValue;
int index = -1;
NodePart nodePart = NodePart.None;
string temp = string.Empty;
DrawingVisual visual = FindChildren(mousePosition);
if (visual != null)
{
edgeVisuals.TryGetValue(visual, out newCompId);
if (!graphController.CheckEdgeType(newCompId))//it is implicit edge
newCompId = uint.MaxValue;
if ((newCompId != uint.MaxValue) && (newCompId != 0))
{
if (!modifiers.HasFlag(ModifierKeys.Control) && !modifiers.HasFlag(ModifierKeys.Shift))
graphController.DoClearSelection();
graphController.DoSelectComponent(newCompId, modifiers);
return;
}
bubbleVisuals.TryGetValue(visual, out newCompId); // toggle bubble visibility
if (newCompId != uint.MaxValue && newCompId != 0)
{
IInfoBubble bubble;
graphController.GetInfoBubble(newCompId, out bubble);
if (bubble == null || !bubble.IsPreviewBubble
|| !WithinBubbleToggleVisibilityRegion(mousePosition, visual))
return;
if (transientExtendedBubble.Contains(newCompId))
transientExtendedBubble.Remove(newCompId);
graphController.DoTogglePreview(newCompId);
if (bubble.Collapsed)
graphControl.SetCursor(CursorSet.Index.Expand);
else
graphControl.SetCursor(CursorSet.Index.Condense);
return;
}
nodeVisuals.TryGetValue(visual, out newCompId);
graphController.HitTestComponent(newCompId, mousePosition, out nodePart, out index);
if (radialMenu != null)
{
int menuId = 0;
if (subRadialMenu != null)
{
menuId = subRadialMenu.HandleClick(mousePosition);
if (menuId > 0)
this.graphController.DoSelectMenuItem(menuId, mousePosition.X, mousePosition.Y, radialMenu.GetNodeId(), radialMenu.GetNodePart());
else if (menuId == -1) //first radial Menu clicked
{
menuId = radialMenu.HandleClick(mousePosition);
if (menuId > 0)
this.graphController.DoSelectMenuItem(menuId, mousePosition.X, mousePosition.Y, radialMenu.GetNodeId(), radialMenu.GetNodePart());
}
}
else
{
menuId = radialMenu.HandleClick(mousePosition);
if (menuId > 0)
this.graphController.DoSelectMenuItem(menuId, mousePosition.X, mousePosition.Y, radialMenu.GetNodeId(), radialMenu.GetNodePart());
}
if (menuId != 0)
{
RemoveRadialMenu();
RemoveSubRadialMenu();
}
return;
}
}
else
{
RemoveRadialMenu();
RemoveSubRadialMenu();
}
if (e.ClickCount == 2)
HandleDoubleClick(nodePart, newCompId, index, visual);
if (nodePart == NodePart.InputSlot || nodePart == NodePart.OutputSlot)//for click(mouse down and up) and drag to connect edge
{
if (lastClickedNodeId == newCompId
&& lastClickedNodeIndex == index
&& lastClickedNodePart == nodePart)
{
lastClickedNodeId = uint.MaxValue; // reset
lastClickedNodeIndex = int.MaxValue;
lastClickedNodePart = NodePart.None;
}
else
{
lastClickedNodeId = newCompId;
lastClickedNodeIndex = index;
lastClickedNodePart = nodePart;
}
}
graphController.DoMouseDown(MouseButton.Left, newCompId, nodePart, index, modifiers);
}
internal bool DisableEdit()
{
if (this.partSelectedForEdit == NodePart.Caption || this.partSelectedForEdit == NodePart.Text || this.partSelectedForEdit == NodePart.ReplicationGuide)
{
this.partSelectedForEdit = NodePart.None;
return true;
}
else
throw new InvalidOperationException();
}
void AddNodePart(NodePart np)
{
T val = (np as INodePart).SomeValue; //require downcast here.
internal EdgeConnectionFlag AttemptConnectEdge(VisualNode node, NodePart nodePart, int index, out List<IVisualNode> nodeToModify)
{
nodeToModify = new List<IVisualNode>();
connectNodeId = uint.MaxValue;
connectSlotId = uint.MaxValue;
connectSlotType = SlotType.None;
SlotType startSlotType = SlotType.None;
if (node != null)
{
connectNodeId = node.NodeId;
if (graphController.CurrentDragState == DragState.CurveDrawing)
{
if (currentlySelectedNodeId == connectNodeId)
return EdgeConnectionFlag.None;
startSlotType = currentlySelectedSlotType;
}
else
{
foreach (uint slotId in reconnectingSlots) //try to connect any of the reconnecting node
{
if (connectNodeId == graphController.GetSlot(slotId).Owners.Last())
return EdgeConnectionFlag.None;
}
if (graphController.GetSlot(lastConnectedSlotId).SlotType == SlotType.Output)
startSlotType = SlotType.Input;
else
startSlotType = SlotType.Output;
}
if (nodePart == NodePart.InputSlot || nodePart == NodePart.InputLabel || nodePart == NodePart.ReplicationGuide)
{
connectSlotType = SlotType.Input;
connectSlotId = node.GetInputSlot(index);
}
else if (nodePart == NodePart.OutputSlot || (nodePart == NodePart.Text && node.VisualType != NodeType.CodeBlock)) // user can only connect to the output slot of the CBN
{
connectSlotType = SlotType.Output;
connectSlotId = node.GetOutputSlot(index);
}
else if (node.VisualType == NodeType.Identifier && nodePart == NodePart.Caption)
{
if (startSlotType == SlotType.Output)
{
connectSlotType = SlotType.Input;
connectSlotId = node.GetInputSlot(0);
}
else if (startSlotType == SlotType.Input)
{
connectSlotType = SlotType.Output;
connectSlotId = node.GetOutputSlot(0);
}
}
}
if (graphController.CurrentDragState == DragState.CurveDrawing)
{
if (connectSlotId == 0 || connectSlotId == uint.MaxValue)
return EdgeConnectionFlag.None;
if (currentlySelectedSlotType == connectSlotType)
return EdgeConnectionFlag.Illegal;
// Check if these is a edge between the two slots already
if (startSlotType == SlotType.Input)
{
this.inputSlotId = currentlySelectedSlotId;
this.outputSlotId = connectSlotId;
}
else
{
this.inputSlotId = connectSlotId;
this.outputSlotId = currentlySelectedSlotId;
}
var entry = edgeCollection.FirstOrDefault(x => IsAdded(x.Value));
if ((edgeCollection.Count() != 0) && (entry.Value != null))
return EdgeConnectionFlag.None;
nodeToModify.Add(graphController.GetVisualNode(currentlySelectedNodeId));
nodeToModify.Add(node);
//check if it is a edge replace(the input slot is connect to other node already)
if (FindEdgeToBeReplaced(out edgeToBeReplaced))
{
nodeToModify.Add(graphController.GetVisualNode
(graphController.GetSlot(edgeToBeReplaced.StartSlotId).Owners.Last()));
nodeToModify.Add(graphController.GetVisualNode
(graphController.GetSlot(edgeToBeReplaced.EndSlotId).Owners.Last()));
}
return EdgeConnectionFlag.NewEdge;
}
else
{
nodeToModify.Add(graphController.GetVisualNode
(graphController.GetSlot(lastConnectedSlotId).Owners.Last()));
foreach (uint slotId in reconnectingSlots)
{
nodeToModify.Add(graphController.GetVisualNode
(graphController.GetSlot(slotId).Owners.Last()));
}
if (connectSlotId == 0 || connectSlotId == uint.MaxValue)
return EdgeConnectionFlag.None;
if (connectSlotType != graphController.GetSlot(lastConnectedSlotId).SlotType)
return EdgeConnectionFlag.Illegal;
if (lastConnectedSlotId == connectSlotId) // node modification is needed only when the it reconnect to different slot
{
nodeToModify = new List<IVisualNode>();
}
else
{
nodeToModify.Add(node);
//check if it is a edge replace(the input slot is connect to other node already)
if (FindEdgeToBeReplaced(reconnectingSlots[0], out edgeToBeReplaced))
{
if (!reconnectingEdges.Contains(edgeToBeReplaced.EdgeId))
{
nodeToModify.Add(graphController.GetVisualNode
(graphController.GetSlot(edgeToBeReplaced.StartSlotId).Owners.Last()));
nodeToModify.Add(graphController.GetVisualNode
(graphController.GetSlot(edgeToBeReplaced.EndSlotId).Owners.Last()));
}
}
}
return EdgeConnectionFlag.ReconnectEdge;
}
}
private bool HandleEndDrag(GraphCommand command)
{
MouseButton button = ((MouseButton)command.GetArgument(0));
uint compId = ((uint)command.GetArgument(1));
NodePart nodePart = ((NodePart)command.GetArgument(2));
int slotIndex = ((int)command.GetArgument(3));
ModifierKeys modifiers = ((ModifierKeys)command.GetArgument(4));
double mouseX = ((double)command.GetArgument(5));
double mouseY = ((double)command.GetArgument(6));
switch (currentDragState)
{
case DragState.NodeRepositioning:
foreach (DraggedNode draggedNode in dragSet)
{
((VisualNode)draggedNode.node).X = mouseX - draggedNode.DeltaX;
((VisualNode)draggedNode.node).Y = mouseY - draggedNode.DeltaY;
}
// both node that the edge is connected to should be bring to back
//
foreach (VisualNode connectingNode in edgeController.GetNodesFromSelectedEdges())
{
if (!connectingNode.Selected)
{
RearrangeNodeAndBubbleVisual(connectingNode, false);
}
}
dragSet.Clear();
edgeController.ResetAllEdges();
break;
case DragState.CurveDrawing:
case DragState.EdgeReconnection:
edgeConnection = EdgeConnectionFlag.None;
VisualNode node = GetVisualNode(edgeController.GetConnectNodeId());
if (null != node)
{
node.PreviewSelected = node.Selected;
node.Compose(); // Optionally redraw the node.
}
node = GetVisualNode(edgeController.GetCurrentlySelectedNodeId());
if (null != node)
{
node.Selected = false;
node.Compose(); // reset highlighted node
}
node = GetVisualNode(compId);
List <IVisualNode> modifiedNodes = null;
edgeConnection = edgeController.AttemptConnectEdge(node, nodePart, slotIndex, out modifiedNodes);
DeltaNodes deltaNodes = new DeltaNodes();
deltaNodes.AppendToModifiedNodes(modifiedNodes.Distinct().ToList());
//reset highlighted node
foreach (IVisualNode visualNode in deltaNodes.ModifiedNodes)
{
((VisualNode)visualNode).Selected = false;
}
// Start tracking variables being undefined in this process.
{
RuntimeStates runtimeStates = graphProperties.RuntimeStates;
runtimeStates.BeginDefinitionMonitor();
undoRedoRecorder.BeginGroup();
undoRedoRecorder.RecordRuntimeStatesForUndo(runtimeStates);
undoRedoRecorder.RecordNodeModificationForUndo(deltaNodes.ModifiedNodes);
edgeController.CreateEdge();
modifiedNodes.Clear();
this.EstablishImplicitConnections(modifiedNodes);
undoRedoRecorder.EndGroup();
Dictionary <uint, List <string> > undefinedVariables = null;
runtimeStates.EndDefinitionMonitor(out undefinedVariables);
deltaNodes.AppendUndefinedVariables(undefinedVariables);
}
deltaNodes.AppendToModifiedNodes(modifiedNodes);
if (deltaNodes.ModifiedNodes.Count > 0) //modification have been done
{
SynchronizeToLiveRunner(deltaNodes);
}
else
{
undoRedoRecorder.PopRecordFromUndoStorage();
}
edgeController.ResetParameters();
edgeController.ResetAllEdges();
currentDragState = DragState.None;
edgeConnection = EdgeConnectionFlag.None;
break;
case DragState.RegionSelection:
if (visualHost != null)
{
visualHost.EndDragSelection();
}
break;
}
//currentDragState = DragState.None;
selectionBox.UpdateSelectionBox(GetSelectedNodes());
return(true);
}
private bool HandleMouseUp(GraphCommand command)
{
MouseButton button = ((MouseButton)command.GetArgument(0));
uint compId = ((uint)command.GetArgument(1));
NodePart nodePart = ((NodePart)command.GetArgument(2));
int slotIndex = ((int)command.GetArgument(3));
ModifierKeys modifiers = ((ModifierKeys)command.GetArgument(4));
if (currentDragState == DragState.None)
{
IVisualNode node = null;
VisualNode visNode = null;
nodeCollection.TryGetValue(compId, out node);
if (null != node)
{
visNode = node as VisualNode;
}
switch (nodePart)
{
case NodePart.InputSlot:
case NodePart.OutputSlot:
case NodePart.NorthWest:
case NodePart.South:
case NodePart.Caption:
case NodePart.Text:
case NodePart.North:
case NodePart.ReplicationGuide:
case NodePart.InputLabel:
break;
case NodePart.NorthEast:
visNode.ToggleContextualMenu(nodePart);
break;
case NodePart.Preview:
//visNode.TogglePreview();
break;
case NodePart.PreviewNorthEast:
//visNode.ToggleContextualMenu(nodePart);
break;
default:
if (!modifiers.HasFlag(ModifierKeys.Control) && !modifiers.HasFlag(ModifierKeys.Shift))
{
ClearSelectionInternal();
}
break;
}
if (visualHost != null && visNode != null && visNode.Selected)
{
visualHost.ScrollToVisual(visualHost.GetDrawingVisualForNode(visNode.NodeId));
}
}
else if (currentDragState != DragState.CurveDrawing && currentDragState != DragState.EdgeReconnection) // for click and drag
{
currentDragState = DragState.None; // it won't end when mouseup on the same slot
}
// IDE-1371
selectionBox.UpdateSelectionBox(GetSelectedNodes());
return(true);
}
internal void HandleMouseRightButtonDown(object sender, MouseButtonEventArgs e)
{
isMouseButtonDown = true;
if (graphController.CurrentDragState == DragState.CurveDrawing
|| graphController.CurrentDragState == DragState.EdgeReconnection)
{
graphController.DoEndDrag(MouseButton.Left, 0, NodePart.None, -1, ModifierKeys.None, -1, -1);
lastClickedNodeId = uint.MaxValue; // reset
lastClickedNodeIndex = int.MaxValue;
lastClickedNodePart = NodePart.None;
mouseDownPosition = new Point(-1, -1);
graphControl.SetCursor(CursorSet.Index.Pointer);
return;
}
ScrollViewer scrollViewer = graphControl.canvasScrollViewer;
mouseDownScreenPosition = e.GetPosition(scrollViewer);
BeginPan();
//mousePosition = e.GetPosition((UIElement)sender);
//ModifierKeys modifiers = Keyboard.Modifiers;
//uint newCompId = uint.MaxValue;
//int index = -1;
//NodePart nodePart = NodePart.None;
//string temp = string.Empty;
//DrawingVisual visual = FindChildren(mousePosition);
//if (visual != null)
//{
// nodeVisuals.TryGetValue(visual, out newCompId);
// graphController.HitTestComponent(newCompId, mousePosition, out nodePart, out index);
//}
//if (nodePart != NodePart.None && nodePart != NodePart.Preview && nodePart != NodePart.PreviewNorthEast && nodePart != NodePart.PreviewNorthWest)
//{
// graphController.DoSelectComponent(newCompId,modifiers);
// return;
//}
}
protected Node loadNode(ModelNode modelNode)
{
Node node = new Node();
node.id = modelNode.id;
if (modelNode.translation != null)
{
node.translation = (modelNode.translation);
}
if (modelNode.rotation != null)
{
node.rotation = (modelNode.rotation);
}
if (modelNode.scale != null)
{
node.scale = (modelNode.scale);
}
// FIXME create temporary maps for faster lookup?
if (modelNode.parts != null)
{
foreach (ModelNodePart modelNodePart in modelNode.parts)
{
MeshPart meshPart = null;
Material meshMaterial = null;
if (modelNodePart.meshPartId != null)
{
foreach (MeshPart part in meshParts)
{
if (modelNodePart.meshPartId == (part.id))
{
meshPart = part;
break;
}
}
}
if (modelNodePart.materialId != null)
{
foreach (Material material in materials)
{
if (modelNodePart.materialId == (material.id))
{
meshMaterial = material;
break;
}
}
}
if (meshPart == null || meshMaterial == null)
{
throw new Exception("Invalid node: " + node.id);
}
if (meshPart != null && meshMaterial != null)
{
NodePart nodePart = new NodePart();
nodePart.meshPart = meshPart;
nodePart.material = meshMaterial;
node.parts.Add(nodePart);
if (modelNodePart.bones != null)
{
nodePartBones.Add(nodePart, modelNodePart.bones);
}
}
}
}
if (modelNode.children != null)
{
foreach (ModelNode child in modelNode.children)
{
node.addChild(loadNode(child));
}
}
return(node);
}
public bool GetNodePartRegion(uint compId, NodePart nodePart, Point mousePt, out Rect result, out NodeType type)
{
result = new Rect();
type = NodeType.None;
IVisualNode iNode = GetVisualNode(compId);
VisualNode node = ((VisualNode)iNode);
if (null == node)
{
return(false);
}
type = node.VisualType;
double centerLine = 0;
double width = node.Width;
double height = node.Height;
if (nodePart == NodePart.None)
{
result.X = node.X;
result.Y = node.Y;
result.Width = node.Width;
result.Height = node.Height;
return(true);
}
if (nodePart == NodePart.North || nodePart == NodePart.South)
{
centerLine = node.CenterLine;
result.X = node.X;
result.Y = node.Y;
result.Width = centerLine;
result.Height = node.Height;
}
switch (node.VisualType)
{
case NodeType.Function:
centerLine = node.CenterLine;
if (nodePart == NodePart.Caption)
{
result = new Rect(new Point(node.X + centerLine, node.Y + 0), new Point(node.X + width, node.Y + height / 2));
return(true);
}
if (nodePart == NodePart.Text)
{
result = new Rect(new Point(node.X + centerLine, node.Y + height / 2), new Point(node.X + width, node.Y + height));
return(true);
}
if (nodePart == NodePart.ReplicationGuide)
{
FunctionNode fNode = node as FunctionNode;
result = new Rect(new Size(Configurations.ReplicationGuideWidth, Configurations.SlotStripeSize));
mousePt.X -= node.X;
mousePt.Y -= node.Y;
double deltaX = centerLine - mousePt.X;
int replicationIndex = (int)(deltaX / (Configurations.ReplicationGuideWidth + Configurations.TriangleHeight));
double slotCount = node.GetInputSlots().Count();
double slotHeight = (node.Height) / slotCount;
int slotIndex = (int)((mousePt.Y) / slotHeight);
result.Location = new Point(node.X + centerLine - fNode.GetMaxReplicationWidth(), node.Y + slotIndex * Configurations.SlotStripeSize + 1);
return(true);
}
//take inputSlots into consideration
break;
case NodeType.Driver:
centerLine = node.CenterLine;
if (nodePart == NodePart.Caption)
{
result = new Rect(new Point(node.X + 0, node.Y + 0), new Point(node.X + centerLine, node.Y + height));
return(true);
}
if (nodePart == NodePart.Text)
{
result = new Rect(new Point(node.X + centerLine, node.Y + 0), new Point(node.X + width, node.Y + height));
return(true);
}
break;
case NodeType.CodeBlock:
if (nodePart == NodePart.Text)
{
result = new Rect(new Point(node.X + 0, node.Y + 0), new Point(node.X + width, node.Y + height));
return(true);
}
break;
case NodeType.Identifier:
if (nodePart == NodePart.Caption)
{
result = new Rect(new Point(node.X + 0, node.Y + 0), new Point(node.X + width, node.Y + height));
return(true);
}
break;
case NodeType.Property:
if (nodePart == NodePart.Caption)
{
result = new Rect(new Point(node.X, node.Y + 0), new Point(node.X + width, node.Y + height / 2));
return(true);
}
else if (nodePart == NodePart.Text)
{
result = new Rect(new Point(node.X, node.Y + height / 2), new Point(node.X + width, node.Y + height));
return(true);
}
break;
default:
result = new Rect();
return(false);
}
return(false);
}
public void SetMouseCursor(uint nodeId, NodePart nodePart, int index, ModifierKeys modifiers, bool isMouseButtonDown, double x, double y)
{
if (0 == nodeId)
{
// When the UI calls this method, we are only expecting two possible
// value ranges for 'nodeId': a "uint.MaxValue" when the 'nodeId' is
// invalid, or a positive number. This should not be zero, if it is,
// do let me know. - Ben.
throw new ArgumentException("121B20BE: Invalid argument!", "nodeId");
}
if (currentDragState == DragState.NodeRepositioning)
{
if (!isMouseButtonDown)
{
return;
}
foreach (DraggedNode draggedNode in dragSet)
{
if (visualHost != null)
{
VisualNode node = (VisualNode)draggedNode.node;
DrawingVisual visual = visualHost.GetDrawingVisualForNode(node.NodeId);
TranslateTransform transform = visual.Transform as TranslateTransform;
transform.X = x - draggedNode.DeltaX;
transform.Y = y - draggedNode.DeltaY;
node.X = transform.X;
node.Y = transform.Y;
this.TransformBubble(node, transform);
}
}
edgeController.UpdateSelectedEdges();
selectionBox.UpdateSelectionBox(x, y);
}
else if ((currentDragState == DragState.CurveDrawing) || (currentDragState == DragState.EdgeReconnection))
{
if (nodePart != NodePart.None && nodeId == uint.MaxValue)
{
throw new InvalidOperationException("Nodepard and NodeId are not in consistent (914C54A64BFD)");
}
VisualNode node = null;
edgeConnection = EdgeConnectionFlag.None;
if (nodePart != NodePart.None)
{
node = GetVisualNode(nodeId);
}
else
{
if (lastHoveredNodeId != uint.MaxValue && lastHoveredNodeId != edgeController.GetCurrentlySelectedNodeId())
{
node = GetVisualNode(lastHoveredNodeId);
node.PreviewSelected = node.Selected;//reset the original state of the node
RearrangeNodeAndBubbleVisual(node, false);
}
}
//verification
List <IVisualNode> nodeToModify;
edgeConnection = edgeController.AttemptConnectEdge(node, nodePart, index, out nodeToModify);
if (nodePart != NodePart.None)
{
if ((edgeConnection == EdgeConnectionFlag.NewEdge || edgeConnection == EdgeConnectionFlag.ReconnectEdge) &&
(nodePart == NodePart.InputSlot || nodePart == NodePart.InputLabel || nodePart == NodePart.ReplicationGuide))
{
node.SetHoveredIndex(index);
}
node.PreviewSelected = true;
RearrangeNodeAndBubbleVisual(node, true);
}
if (edgeConnection != EdgeConnectionFlag.None && edgeConnection != EdgeConnectionFlag.Illegal)
{
edgeController.DrawConnectingEdgeTo();
}
else
{
edgeController.DrawConnectingEdgeTo(new Point(x, y));
}
lastHoveredNodeId = nodeId;
if (null != node)
{
node.Compose(); // Optionally redraw the node.
}
}
}
public bool DoSelectMenuItem(int menuItemId, double x, double y, uint nodeId, NodePart nodePart)
{
GraphCommand command = new GraphCommand(GraphCommand.Name.SelectMenuItem);
command.AppendArgument(menuItemId);
command.AppendArgument(x);
command.AppendArgument(y);
command.AppendArgument(nodeId);
command.AppendArgument(nodePart);
return(RerouteToHandler(command));
}
internal bool EnableEdit(NodePart nodePart, int index)
{
if (this.partSelectedForEdit != NodePart.None)
return false;//throw exception
// Replication guide index should only be specified for this case.
if (nodePart != NodePart.ReplicationGuide && (index != -1))
throw new ArgumentException("Index should not be specified (34BB6918677B)", "index");
this.partSelectedForEdit = nodePart;
this.replicationIndex = index;
return true;
}
internal void HandleMouseMove(object sender, MouseEventArgs e)
{
if (animationOn)
return;
if (editTextbox != null) //prevent the code blocks from moving
return;
bool cursorSet = false;
ModifierKeys modifiers = Keyboard.Modifiers;
uint nodeId = uint.MaxValue;
uint edgeId = uint.MaxValue;
int index = -1;
NodePart nodePart = NodePart.None;
DrawingVisual drawingVisual;
// Pan
ScrollViewer scrollViewer = graphControl.canvasScrollViewer;
Point mouseScreenPosition = e.GetPosition(scrollViewer);
if (panning)
{
if (!isMouseButtonDown)
{
graphControl.SetCursor(CursorSet.Index.HandPan);
return;
}
graphControl.SetCursor(CursorSet.Index.HandPanActive);
double shiftX = mouseScreenPosition.X - mouseDownScreenPosition.X;
double shiftY = mouseScreenPosition.Y - mouseDownScreenPosition.Y;
mouseDownScreenPosition = mouseScreenPosition;
scrollViewer.ScrollToHorizontalOffset(scrollViewer.HorizontalOffset - shiftX);
scrollViewer.ScrollToVerticalOffset(scrollViewer.VerticalOffset - shiftY);
return;
}
//Auto Pan the canvas when mouse near the border of the window
AutoPan(mouseScreenPosition);
if (graphController.CurrentDragState == DragState.None)
{
// In the section below for the "BeginDrag", we are using the mouseDownPosition instead current mouse position
// The reason is that once we mousedown and move the mouse so fast then the mousePosition is so far away the mouseDownPosition
// IDE-1509
//
drawingVisual = FindChildren(mouseDownPosition);
if (drawingVisual != null)
{
if (nodeVisuals.TryGetValue(drawingVisual, out nodeId))
graphController.HitTestComponent(nodeId, mouseDownPosition, out nodePart, out index);
else
{
// If the mouse cursor is over an edge, then we'll reset
// "nodeId" to indicate there's no node being hit right now.
nodeId = uint.MaxValue;
}
}
bool ignorDrag = false;
if (!((lastClickedNodeId == nodeId)
&& (lastClickedNodeIndex == index)
&& (lastClickedNodePart == nodePart)) //if mouse not on the same slot
&& (!isMouseButtonDown))
ignorDrag = true;
if (!ignorDrag)
{
MouseButton button = MouseButton.Left;
if (e.RightButton == MouseButtonState.Pressed)
button = MouseButton.Right;
//(TODO:Joy)(? from Vic: is it the correct place for it?)
//remove the radial menu when dragging
RemoveRadialMenu();
RemoveSubRadialMenu();
// Begin graph controller into a dragging mode since
// this is the first mouse move sample after mouse down.
graphController.DoBeginDrag(button, nodeId, nodePart, index, modifiers, mouseDownPosition.X, mouseDownPosition.Y);
}
}
nodeId = uint.MaxValue;
index = -1;
nodePart = NodePart.None;
mousePosition = e.GetPosition(graphCanvas);
drawingVisual = FindChildren(mousePosition);
// remove extended preview, excluding ones that got selected text or got radial menu
if (extendedBubble.Count() > 0 && e.LeftButton != MouseButtonState.Pressed)
{
List<ExtendedPreview> previewToRemove = new List<ExtendedPreview>();
foreach (ExtendedPreview previewTextBox in extendedBubble)
{
if (!IsMouseInExtendedBubble(mousePosition, previewTextbox)
&& string.IsNullOrEmpty(previewTextbox.InternalTextBox.SelectedText)
&& (uint)previewTextbox.Tag != lastHoveredBubbleId)
previewToRemove.Add(previewTextbox);
}
foreach (ExtendedPreview previewTextBox in previewToRemove)
graphController.TransientExtendPreviewBubble((uint)previewTextbox.Tag, false);
}
List<uint> ignoreTransientExtendedBubble = new List<uint>();
if (nodeVisuals.Count > 0 && drawingVisual != null)
{
if (nodeVisuals.TryGetValue(drawingVisual, out nodeId)) // check for node
{
graphController.HitTestComponent(nodeId, mousePosition, out nodePart, out index);
}
else if (edgeVisuals.TryGetValue(drawingVisual, out edgeId)) // check for edge
{
// If the mouse cursor is over an edge, then we'll reset
// "nodeId" to indicate there's no node being hit right now.
nodeId = uint.MaxValue;
if (!graphController.CheckEdgeType(edgeId))//implecit edge
edgeId = uint.MaxValue;
}
else // check for preview
{
nodeId = uint.MaxValue;
edgeId = uint.MaxValue;
if (graphController.CurrentDragState == DragState.None)
{
uint bubbleId = uint.MaxValue;
if ((!FindExtendedBubbleOn(mousePosition)) && (FindBubble(drawingVisual, out bubbleId))) // hover on condensed drawing visual
{
IInfoBubble bubble = null;
graphController.GetInfoBubble(bubbleId, out bubble);
//radial menu for bubble
Point pt = new Point();
Point anchorPoint = bubble.AnchorPoint;
pt.X = mousePosition.X - drawingVisual.Transform.Value.OffsetX;
pt.Y = mousePosition.Y - drawingVisual.Transform.Value.OffsetY;
anchorPoint.Offset(bubble.Width / 2, 0);
if (this.graphController.PreviewBubbleHittest(pt, bubbleId))
{
this.CreateRadialMenuForPreview(anchorPoint, bubbleId);
return;
}
if (transientExtendedBubble.Contains(bubbleId))
ignoreTransientExtendedBubble.Add(bubbleId);
// condense extended bubbles
List<ExtendedPreview> previewToRemove = new List<ExtendedPreview>();
foreach (ExtendedPreview previewTextBox in extendedBubble)
previewToRemove.Add(previewTextbox);
if (WithinBubbleToggleVisibilityRegion(mousePosition, drawingVisual))
{
if (bubble.Collapsed && !bubble.Extended)
{
graphController.TransientShowPreviewBubble(bubbleId, true);
transientExtendedBubble.Add(bubbleId);
ignoreTransientExtendedBubble.Add(bubbleId);
}
else
{
// if the extended preview box of hovered preview is found,
// condense needed
//
ExtendedPreview hoveredPreviewBox = null;
foreach (ExtendedPreview previewTextBox in extendedBubble)
{
if ((uint)previewTextbox.Tag == bubbleId)
{
hoveredPreviewBox = previewTextbox;
break;
}
}
if (hoveredPreviewBox != null)
previewToRemove.Remove(hoveredPreviewBox);
}
if (!bubble.Collapsed && !transientExtendedBubble.Contains(bubbleId))
graphControl.SetCursor(CursorSet.Index.Condense);
else
graphControl.SetCursor(CursorSet.Index.Expand);
cursorSet = true;
}
else
{
graphController.TransientExtendPreviewBubble(bubbleId, true);
}
foreach (ExtendedPreview previewTextBox in previewToRemove)
graphController.TransientExtendPreviewBubble((uint)previewTextbox.Tag, false);
}
}
}
}
// radial menu hovered bubble
if (lastHoveredBubbleId != uint.MaxValue && !ignoreTransientExtendedBubble.Contains(lastHoveredBubbleId))
ignoreTransientExtendedBubble.Add(lastHoveredBubbleId);
// toggle to hide all the temprarily showed PreviewBubble but the currently hovered one
foreach (uint bubbleId in transientExtendedBubble.Except(ignoreTransientExtendedBubble))
{
graphController.TransientShowPreviewBubble(bubbleId, false);
}
transientExtendedBubble.Clear();
transientExtendedBubble.AddRange(ignoreTransientExtendedBubble);
// radial menu
if (drawingVisual != null)
{
if (subRadialMenu != null && radialMenu != null)
{
if (subRadialMenu.GetRadialVisual() == drawingVisual || radialMenu.GetRadialVisual() == drawingVisual)
{
Point temp;
int tempId;
bool result = subRadialMenu.HandleMouseMove(mousePosition, out temp, out tempId);
if (result == false)
{
radialMenu.HandleMouseMove(mousePosition, out temp, out tempId);
if (tempId != selectedMenuId && tempId != int.MinValue)
{
RemoveSubRadialMenu();
radialMenu.UnFade();
selectedMenuId = tempId;
ResetSubRadialMenuTimer();
}
}
}
else
{
ResetSubRadialMenuTimer();
RemoveSubRadialMenu();
}
}
else if (subRadialMenu == null && radialMenu != null)
{
if (radialMenu.GetRadialVisual() == drawingVisual)
{
Point temp;
int tempId;
bool result = radialMenu.HandleMouseMove(mousePosition, out temp, out tempId);
if (tempId != selectedMenuId)
{
RemoveSubRadialMenu();
if (selectedMenuId != tempId)
{
selectedMenuId = tempId;
ResetSubRadialMenuTimer();
}
}
if (subRadialMenu == null && result == true)
{
if (selectedMenuId == tempId && tempId > Configurations.PropertyBase)
{
CreateSubRadialMenuTimer();
subRadialMenuPoint = temp;
}
}
}
else
RemoveRadialMenu();
}
else if (drawingVisual == selectionBoxVisual && graphController.CurrentDragState == DragState.None)
{
if (this.graphController.SelectionBoxHittest(mousePosition))
CreateRadialMenuForSelectionBox();
}
else
{
if (nodePart == NodePart.NorthEast || nodePart == NodePart.NorthWest || nodePart == NodePart.North || nodePart == NodePart.South)
{
if (this.graphController.CurrentDragState == DragState.None)
CreateRadialMenu(nodeId, nodePart, new Point());
}
}
}
else
{
RemoveRadialMenu();
RemoveSubRadialMenu();
ResetSubRadialMenuTimer();
}
// window select node
if (graphController.CurrentDragState == DragState.RegionSelection)
{
List<uint> currentSelectedComponent = this.GetComponents();
//update newly add element
foreach (uint componentId in currentSelectedComponent.Except(selectedComponent))
graphController.PreviewSelectComponent(componentId, modifiers);
//update element that not in the rectangle region anylonger
foreach (uint componentId in selectedComponent.Except(currentSelectedComponent))
graphController.ClearPreviewSelection(componentId);
selectedComponent = currentSelectedComponent;
}
if (!(lastClickedNodeId == nodeId
&& lastClickedNodeIndex == index
&& lastClickedNodePart == nodePart))
{
lastClickedNodeId = uint.MaxValue;
lastClickedNodeIndex = int.MaxValue;
lastClickedNodePart = NodePart.None;
}
graphController.SetMouseCursor(nodeId, nodePart, index, modifiers, isMouseButtonDown, mousePosition.X, mousePosition.Y);
if (cursorSet)
return;
else if (edgeId != uint.MaxValue && edgeId != 0)
graphControl.SetCursor(CursorSet.Index.ArcSelect);
else if (graphController.EdgeConnection == EdgeConnectionFlag.NewEdge)
graphControl.SetCursor(CursorSet.Index.ArcAddEnd);
else if (graphController.EdgeConnection == EdgeConnectionFlag.ReconnectEdge)
graphControl.SetCursor(CursorSet.Index.ArcRemove);
else if (graphController.CurrentDragState == DragState.RegionSelection)
graphControl.SetCursor(CursorSet.Index.RectangularSelection);
else if ((graphController.CurrentDragState == DragState.None)
&& (nodePart == NodePart.InputSlot || nodePart == NodePart.OutputSlot))
graphControl.SetCursor(CursorSet.Index.ArcAdd);
else
graphControl.SetCursor(CursorSet.Index.Pointer);
}
private bool HandleMouseDown(GraphCommand command)
{
MouseButton button = ((MouseButton)command.GetArgument(0));
uint compId = ((uint)command.GetArgument(1));
NodePart nodePart = ((NodePart)command.GetArgument(2));
int slotIndex = ((int)command.GetArgument(3));
ModifierKeys modifiers = ((ModifierKeys)command.GetArgument(4));
if (nodePart != NodePart.None)
{
if (IdGenerator.GetType(compId) != ComponentType.Node)
{
throw new InvalidOperationException("Component type mismatch!");
}
IVisualNode node = null;
nodeCollection.TryGetValue(compId, out node);
if (null == node)
{
throw new ArgumentException("Invalid argument!", "compId");
}
VisualNode visualNode = node as VisualNode;
switch (nodePart)
{
case NodePart.North:
case NodePart.South:
case NodePart.NorthEast:
case NodePart.NorthWest:
case NodePart.PreviewNorthEast:
case NodePart.Preview:
ClearSelectionInternal();
RearrangeNodeAndBubbleVisual(visualNode, true);
visualNode.Selected = true;
break;
case NodePart.Caption:
case NodePart.Text:
case NodePart.ReplicationGuide:
case NodePart.InputLabel:
if (visualNode.Selected)
{
if (modifiers.HasFlag(ModifierKeys.Control)) //remove the selected node and update the edge
{
visualNode.Selected = false;
}
}
else
{
if (!modifiers.HasFlag(ModifierKeys.Control) && !modifiers.HasFlag(ModifierKeys.Shift))
{
ClearSelectionInternal();
}
RearrangeNodeAndBubbleVisual(visualNode, true);
visualNode.Selected = true;
}
break;
case NodePart.InputSlot:
case NodePart.OutputSlot:
break;
}
if (null != visualNode)
{
visualNode.Compose(); // Redraw for selection change.
}
}
selectionBox.UpdateSelectionBox(GetSelectedNodes());
return(true);
}
private void CreateRadialMenu(uint nodeId, NodePart part, Point subRadialMenuOffset)
{
ModifierKeys keys = Keyboard.Modifiers;
if (keys.HasFlag(ModifierKeys.Control))
return;
Rect result;
NodeType type;
double startAngle;
Point worldCoords;
if (this.Controller.GetNodePartRegion(nodeId, NodePart.None, mouseDownPosition, out result, out type) == false)
return;
worldCoords = result.Location;
switch (part)
{
case NodePart.NorthEast:
startAngle = 90;
worldCoords.X += result.Width;
worldCoords.Offset(-Configurations.CenterOffsetX, Configurations.CenterOffsetY);
break;
case NodePart.North:
startAngle = 180;
this.Controller.GetNodePartRegion(nodeId, NodePart.North, mouseDownPosition, out result, out type);
worldCoords.X += result.Width;
worldCoords.Offset(Configurations.CenterOffsetX, Configurations.CenterOffsetY);
break;
case NodePart.NorthWest:
startAngle = 180;
worldCoords.Offset(Configurations.CenterOffsetX, Configurations.CenterOffsetY);
break;
case NodePart.South:
startAngle = 270;
this.Controller.GetNodePartRegion(nodeId, NodePart.South, mouseDownPosition, out result, out type);
worldCoords.X += result.Width;
worldCoords.Y += result.Height;
worldCoords.Offset(Configurations.CenterOffsetX, -Configurations.CenterOffsetY);
break;
default:
startAngle = 90;
worldCoords.X += result.Width;
worldCoords.Offset(-Configurations.CenterOffsetX, Configurations.CenterOffsetY);
break;
}
Dictionary<int, string> menuItems = null;
Dictionary<int, string> overloadedItems = null;
if (this.lastHoveredNodePart != part || this.lastHoveredNodeId != nodeId)
{
this.graphController.DoCreateRadialMenu(part, nodeId);
lastHoveredNodePart = part;
lastHoveredNodeId = nodeId;
selectedMenuId = int.MinValue;
}
this.graphController.GetMenuItems(out menuItems, out overloadedItems);
if (null != menuItems && (menuItems.Count > 0))
{
radialMenu = new RadialMenu(nodeId, worldCoords, Configurations.CircleRadius, menuItems, startAngle, part);
this.children.Add(radialMenu.GetRadialVisual());
ScrollToMenuVisual(radialMenu.GetRadialVisual(), radialMenu.GetMenuWidth());
if (Application.Current != null && (Application.Current.MainWindow != null))
{
if (Application.Current.MainWindow.IsFocused == false)
{
Application.Current.MainWindow.Activate();
Application.Current.MainWindow.Topmost = true;
Application.Current.MainWindow.Topmost = false;
Application.Current.MainWindow.Focus();
}
}
Keyboard.Focus(this.graphCanvas.graphCanvas);
}
}
private void CreateRadialMenuForSelectionBox()
{
double startAngle = 90;
Point worldCoords = this.graphController.GetNorthEastPositionOfSelectionBox();
NodePart part = NodePart.NorthEast;
worldCoords.Offset(-Configurations.CenterOffsetX, Configurations.CenterOffsetY);
Dictionary<int, string> menuItems = new Dictionary<int, string>();
Dictionary<int, string> overloadedItems = new Dictionary<int, string>();
if (this.lastHoveredNodePart != part || this.lastHoveredNodeId != int.MaxValue)
{
this.graphController.DoCreateRadialMenu(part, uint.MaxValue);
lastHoveredNodePart = part;
lastHoveredNodeId = uint.MaxValue;
selectedMenuId = int.MinValue;
}
this.graphController.GetMenuItems(out menuItems, out overloadedItems);
if (menuItems != null && menuItems.Count > 0)
{
radialMenu = new RadialMenu(uint.MaxValue, worldCoords, Configurations.CircleRadius, menuItems, startAngle, part);
this.children.Add(radialMenu.GetRadialVisual());
ScrollToMenuVisual(radialMenu.GetRadialVisual(), radialMenu.GetMenuWidth());
if (Application.Current != null && (Application.Current.MainWindow != null))
{
if (Application.Current.MainWindow.IsFocused == false)
{
Application.Current.MainWindow.Activate();
Application.Current.MainWindow.Topmost = true;
Application.Current.MainWindow.Topmost = false;
Application.Current.MainWindow.Focus();
}
}
Keyboard.Focus(this.graphCanvas.graphCanvas);
}
}
private void HandleDoubleClick(NodePart nodePart, uint newCompId, int index, DrawingVisual visual)
{
graphControl.SetCursor(CursorSet.Index.Pointer);
string temp;
ModifierKeys modifiers = Keyboard.Modifiers;
if (nodePart == NodePart.Caption || nodePart == NodePart.Text)
{
if (editTextbox == null)
{
NodeType type = NodeType.None;
graphController.GetNodePartRegion(newCompId, nodePart, mousePosition, out currentNodePartRegion, out type);
//calc center position of textbox in rect
double x = mousePosition.X;
double y = mousePosition.Y;
x = (currentNodePartRegion.Right - currentNodePartRegion.Left) / 2;
y = (currentNodePartRegion.Bottom - currentNodePartRegion.Top) / 2;
SolidColorBrush backgroundColor;
FontWeight weight;
if (type != NodeType.CodeBlock)
{
double minTextboxWidth = 0;
graphController.GetTextboxMinSize(newCompId, out minTextboxWidth);
switch (type)
{
case NodeType.Identifier:
backgroundColor = Configurations.RectWhite;
weight = FontWeights.Normal;
minTextboxWidth = 0;
break;
case NodeType.Function:
if (nodePart == NodePart.Caption)
{
graphController.DoMouseDown(MouseButton.Left, newCompId, nodePart, index, modifiers);
mouseDownPosition = mousePosition;
return;
}
else
{
backgroundColor = Configurations.RectWhite;
weight = FontWeights.SemiBold;
}
//y -= 2;
break;
case NodeType.Driver:
if (nodePart == NodePart.Caption)
backgroundColor = Configurations.RectWhite;
else
backgroundColor = Configurations.RectGrey;
weight = FontWeights.SemiBold;
minTextboxWidth = 0;
break;
case NodeType.Property:
if (nodePart == NodePart.Caption)
{
graphController.DoMouseDown(MouseButton.Left, newCompId, nodePart, index, modifiers);
mouseDownPosition = mousePosition;
return;
}
else
{
backgroundColor = Configurations.RectWhite;
weight = FontWeights.SemiBold;
}
break;
default:
backgroundColor = Configurations.RectWhite;
weight = FontWeights.SemiBold;
minTextboxWidth = 0;
break;
}
CreateEditTextbox(false, backgroundColor, Configurations.Font, weight, Configurations.TextSize, minTextboxWidth);
editTextbox.Alignment = TextAlignment.Center;
editTextbox.SelectAll = true;
x += currentNodePartRegion.Left - 3;//-3
y += currentNodePartRegion.Top - 2;//-2
graphController.GetNodeText(newCompId, nodePart, out temp);
editTextbox.Text = temp;
if (temp.Length > 25)
temp = temp.Substring(0, 25);
FormattedText newText = new FormattedText(temp,
Configurations.culture,
FlowDirection.LeftToRight,
Configurations.TypeFace,
Configurations.TextSize,
Configurations.TextNormalColor);
//use gettextsize() from utilities
double offset = newText.WidthIncludingTrailingWhitespace;
if (offset < minTextboxWidth)
offset = minTextboxWidth;
x -= ((offset) / 2);
y -= Configurations.TextSize / 2;
}
else
{
CreateEditTextbox(true, Configurations.RectWhite, Configurations.Font, FontWeights.Normal, Configurations.TextSize, 0);
graphController.GetNodeText(newCompId, nodePart, out temp);
x = currentNodePartRegion.X + Configurations.TextHorizontalOffset;
y = currentNodePartRegion.Y + Configurations.TextVerticalOffset;
if (temp == Configurations.CodeBlockInitialMessage)
editTextbox.Text = "";
else
editTextbox.Text = temp;
}
Point cursorScreenPos = mousePosition;
editTextbox.SetCursorScreenPos(cursorScreenPos);
editTextbox.SetValue(Canvas.LeftProperty, x);
editTextbox.SetValue(Canvas.TopProperty, y);
nodeEditFlag = true;
nodeEditId = newCompId;
graphController.DoBeginNodeEdit(nodeEditId, nodePart);
graphController.UpdateNodeText(newCompId, editTextbox.Text);
}
}
else
{
if (nodeEditFlag == false && nodePart == NodePart.None && visual == null)
{
//create textbox
if (editTextbox == null)
{
CreateEditTextbox(true, Configurations.RectWhite, Configurations.Font, FontWeights.Normal, Configurations.TextSize, 0);
editTextbox.SetValue(Canvas.LeftProperty, mousePosition.X - 3);
editTextbox.SetValue(Canvas.TopProperty, mousePosition.Y - Configurations.TextVerticalOffset - 1);
editTextbox.UpdateCursor();
}
graphController.DoCreateCodeBlockNode(mousePosition.X, mousePosition.Y, editTextbox.Text);
editTextbox.Text = Configurations.CodeBlockInitialMessage;
graphController.GetLastNodeId(out newCompId);
nodeEditFlag = true;
nodeEditId = newCompId;
graphController.DoBeginNodeEdit(newCompId, NodePart.Text);
graphController.UpdateNodeText(newCompId, editTextbox.Text);
}
}
if (nodePart == NodePart.ReplicationGuide)
{
//replication guide edit
Rect rect = new Rect();
NodeType type = NodeType.None;
int replicationIndex;
int slotIndex;
nodeEditFlag = true;
replicationEditFlag = true;
nodeEditId = newCompId;
graphController.GetNodePartRegion(newCompId, nodePart, mousePosition, out rect, out type);
CreateEditTextbox(false, Configurations.RectWhite, Configurations.Font, FontWeights.Normal, Configurations.TextSize, 25);
graphController.GetReplicationIndex(newCompId, mousePosition, out replicationIndex, out slotIndex);
string tempText = string.Empty;
if (replicationIndex != -1)
{
this.editingReplicationIndex = slotIndex;
graphController.GetReplicationText(newCompId, slotIndex, out tempText);
if (tempText == string.Empty)
{
tempText = Configurations.ReplicationInitialString;
}
else
editTextbox.SetCursorScreenPos(mouseDownPosition);
editTextbox.Text = tempText;
editTextbox.SetValue(Canvas.LeftProperty, rect.Location.X - 7);
editTextbox.SetValue(Canvas.TopProperty, rect.Location.Y + 1);
graphController.DoEditReplicationGuide(newCompId, slotIndex);
}
}
}
private void BeginDragInputOutputSlot(uint compId, NodePart nodePart, int slotIndex)
{
IVisualNode node = null;
nodeCollection.TryGetValue(compId, out node);
((VisualNode)node).Selected = true;
uint slotId = uint.MaxValue;
if (nodePart == NodePart.OutputSlot)
{
slotId = node.GetOutputSlot(slotIndex);
edgeController.SetCurrentlySelectedSlotType(SlotType.Output);
}
else if (nodePart == NodePart.InputSlot)
{
slotId = node.GetInputSlot(slotIndex);
edgeController.SetCurrentlySelectedSlotType(SlotType.Input);
}
else
{
// 'BeginDragInputOutputSlot' cannot be called for things other than slots.
throw new InvalidOperationException("Invalid call ot 'BeginDragInputOutputSlot'!");
}
List<VisualEdge> reconnectEdges = edgeController.FindEdgesConnectingToSlot(slotId, true);
if (reconnectEdges.Count() > 0)
{
List<uint> connectingSlots = new List<uint>();
List<uint> connectingEdges = new List<uint>();
edgeController.ResetAllEdges();
if (GetSlot(slotId).SlotType == SlotType.Output)
{
foreach (VisualEdge edge in reconnectEdges)
{
edgeController.ClearEdgeVisual(edge.EdgeId);
connectingSlots.Add(edge.EndSlotId);
connectingEdges.Add(edge.EdgeId);
}
}
else
{
foreach (VisualEdge edge in reconnectEdges)
{
edgeController.ClearEdgeVisual(edge.EdgeId);
connectingSlots.Add(edge.StartSlotId);
connectingEdges.Add(edge.EdgeId);
}
}
edgeController.SetConnectedSlotId(slotId);
edgeController.SetReconnectingEdges(connectingEdges);
edgeController.SetReconnectingSlots(connectingSlots);
this.currentDragState = DragState.EdgeReconnection;
foreach (uint connectingSlotId in connectingSlots)
{
VisualNode visualNode = GetVisualNode(GetSlot(connectingSlotId).Owners.Last());
visualNode.Selected = true;
visualNode.Compose();
}
((VisualNode)node).Selected = false;
}
else // Normal drawing edge
{
edgeController.SetCurrentlySelectedNodeId(node.NodeId);
edgeController.SetCurrentlySelectedSlotId(slotId);
edgeController.ResetAllEdges();
this.currentDragState = DragState.CurveDrawing;
}
}
internal void CreateRadialMenuForPreview(Point pt, uint bubbleId)
{
if (radialMenu != null)
return;
ModifierKeys keys = Keyboard.Modifiers;
if (keys.HasFlag(ModifierKeys.Control))
return;
lastHoveredBubbleId = bubbleId;
double startAngle = 90;
Point worldCoords = pt;
NodePart part = NodePart.NorthEast;
worldCoords.Offset(-Configurations.CenterOffsetX, Configurations.CenterOffsetY);
Dictionary<int, string> menuItems = new Dictionary<int, string>();
Dictionary<int, string> overloadedItems = new Dictionary<int, string>();
IInfoBubble infoBubble = null;
this.graphController.GetInfoBubble(bubbleId, out infoBubble);
if (infoBubble != null)
{
States nodeState;
graphController.GetNodeState(infoBubble.OwnerId, out nodeState);
bool textualPreviewFlag = nodeState.HasFlag(States.TextualPreview);
bool geometryPreviewFlag = nodeState.HasFlag(States.GeometryPreview);
if (textualPreviewFlag == false && geometryPreviewFlag == false)
{
textualPreviewFlag = true;
geometryPreviewFlag = true;
}
if (textualPreviewFlag)
menuItems.Add(Configurations.GeometricOutput, "Geometric Preview");
if (geometryPreviewFlag)
menuItems.Add(Configurations.TextualOutput, "Textual Preview");
if (nodeState.HasFlag(States.PreviewHidden))
menuItems.Add(Configurations.HidePreview, "Show Preview");
else
menuItems.Add(Configurations.HidePreview, "Hide Preview");
}
if (this.lastHoveredNodePart != part || this.lastHoveredNodeId != int.MaxValue)
{
this.graphController.DoCreateRadialMenu(part, bubbleId);
lastHoveredNodePart = part;
lastHoveredNodeId = uint.MaxValue;
selectedMenuId = int.MinValue;
}
if (menuItems != null && menuItems.Count > 0)
{
radialMenu = new RadialMenu(bubbleId, worldCoords, Configurations.CircleRadius, menuItems, startAngle, part);
this.children.Add(radialMenu.GetRadialVisual());
ScrollToMenuVisual(radialMenu.GetRadialVisual(), radialMenu.GetMenuWidth());
if (Application.Current != null && (Application.Current.MainWindow != null))
{
if (Application.Current.MainWindow.IsFocused == false)
{
Application.Current.MainWindow.Activate();
Application.Current.MainWindow.Topmost = true;
Application.Current.MainWindow.Topmost = false;
Application.Current.MainWindow.Focus();
}
}
Keyboard.Focus(this.graphCanvas.graphCanvas);
}
}
private bool HandleSelectedMenuItem(GraphCommand command)
{
int menuItemId = (int)command.GetArgument(0);
double mouseX = ((double)command.GetArgument(1));
double mouseY = ((double)command.GetArgument(2));
uint nodeId = (uint)command.GetArgument(3);
NodePart part = ((NodePart)command.GetArgument(4));
LibraryItem selectedItem = new LibraryItem();
VisualNode node = this.GetVisualNode(nodeId);
if (itemsProvider != null)
{
selectedItem = this.itemsProvider.GetItem(menuItemId);
}
if (selectedItem == null) //No match in the library
{
if (part == NodePart.NorthWest)
{
this.HandleTopLeftSelectedItem(menuItemId, nodeId);
}
else if (menuItemId == Configurations.ConvertNodeToCode)
{
HandleConvertSelectionToCode();
return(true);
}
else if (menuItemId < Configurations.PropertyBase)
{
// @TODO(Joy): Use switch-case for "menuItemId".
ProcessPreviewMenuItems(menuItemId, nodeId);
UpdateDirtyNodes();
return(true);
}
}
else //Item found in library
{
if (selectedItem.Children != null && selectedItem.Children.Count > 0)
{
selectedItem = selectedItem.Children[0];
}
LibraryItem.MemberType itemType = this.GetItemType(menuItemId);
DeltaNodes deltaNodes = new DeltaNodes();
VisualNode newNode = null;
if (part == NodePart.NorthEast)
{
if (selectedItem.Type == LibraryItem.MemberType.InstanceProperty)
{
if (selectedItem.ItemType == NodeType.Function)
{
newNode = this.CreateMethodNode(mouseX, mouseY, selectedItem.Assembly, selectedItem.QualifiedName, selectedItem.ArgumentTypes);
}
else
{
newNode = this.CreatePropertyNode(mouseX, mouseY, selectedItem.Assembly, selectedItem.QualifiedName, selectedItem.ArgumentTypes);
}
deltaNodes.AppendToAddedNodes(newNode);
}
else if (selectedItem.Type == LibraryItem.MemberType.InstanceMethod)
{
newNode = this.CreateMethodNode(mouseX, mouseY, selectedItem.Assembly, selectedItem.QualifiedName, selectedItem.ArgumentTypes);
deltaNodes.AppendToAddedNodes(newNode);
}
if (newNode != null && (null != deltaNodes.AddedNodes) && deltaNodes.AddedNodes.Count > 0)
{
// @keyu: If we are acessing its member function or
// property, there is no reason to mark this node as
// dirty. Comment it out to avoid to recreate object.
//
// deltaNodes.AppendToModifiedNodes(node);
Slot inputSlot = this.GetSlot(newNode.GetInputSlot(0)) as Slot;
Slot outputSlot = this.GetSlot(node.GetOutputSlot(0)) as Slot;
this.undoRedoRecorder.BeginGroup();
this.undoRedoRecorder.RecordRuntimeStatesForUndo(this.graphProperties.RuntimeStates);
this.undoRedoRecorder.RecordNodeModificationForUndo(deltaNodes.ModifiedNodes);
this.graphProperties.RuntimeStates.AddVariablesDefinedInNode(newNode, false);
this.edgeController.CreateLinkingEdge(outputSlot, inputSlot);
this.undoRedoRecorder.RecordNodeCreationForUndo(deltaNodes.AddedNodes);
this.undoRedoRecorder.EndGroup();
//After EstablishLinkingConnection() is executed, the nodes in the nodeToModify would already be modified
this.SynchronizeToLiveRunner(deltaNodes);
}
}
else if (part == NodePart.North)
{
if (itemType == LibraryItem.MemberType.Constructor)
{
deltaNodes.AppendToModifiedNodes(node);
deltaNodes.AppendToModifiedNodes(FindAssociatedNodesFromNodes(deltaNodes.ModifiedNodes));
this.undoRedoRecorder.BeginGroup();
this.undoRedoRecorder.RecordNodeModificationForUndo(deltaNodes.ModifiedNodes);
//this.undoRedoRecorder.RecordEdgeModificationForUndo(edgeController.FindEdgeConnectTo(node));
((FunctionNode)node).ChangeConstructor(selectedItem.QualifiedName, selectedItem.ArgumentTypes, selectedItem.ArgumentNames);
this.undoRedoRecorder.EndGroup();
//After ChangeConstructor() is executed, the nodes in the nodeToModify would already be modified
this.SynchronizeToLiveRunner(deltaNodes);
}
else if (itemType == LibraryItem.MemberType.InstanceProperty)
{
deltaNodes.AppendToRemovedNodes(node);
deltaNodes.AppendToModifiedNodes(this.FindAssociatedNodesFromNodes(deltaNodes.RemovedNodes));
newNode = this.CreatePropertyNode(mouseX, mouseY, selectedItem.Assembly, selectedItem.QualifiedName, selectedItem.ArgumentTypes);
deltaNodes.AppendToAddedNodes(newNode);
this.undoRedoRecorder.BeginGroup();
this.undoRedoRecorder.RecordRuntimeStatesForUndo(this.graphProperties.RuntimeStates);
this.undoRedoRecorder.RecordNodeDeletionForUndo(deltaNodes.RemovedNodes);
this.undoRedoRecorder.RecordNodeModificationForUndo(deltaNodes.ModifiedNodes);
this.TransferInformationFromMethodToProperty(node, newNode);
this.undoRedoRecorder.RecordNodeCreationForUndo(deltaNodes.AddedNodes);
this.DeleteNodes(deltaNodes.RemovedNodes);
this.undoRedoRecorder.EndGroup();
//After DeleteNodes() is executed, the nodes in the nodeToModify would already be modified
this.SynchronizeToLiveRunner(deltaNodes);
}
else if (itemType == LibraryItem.MemberType.InstanceMethod)
{
deltaNodes.AppendToModifiedNodes(node);
deltaNodes.AppendToModifiedNodes(FindAssociatedNodesFromNodes(deltaNodes.ModifiedNodes));
this.undoRedoRecorder.BeginGroup();
this.undoRedoRecorder.RecordNodeModificationForUndo(deltaNodes.ModifiedNodes);
((FunctionNode)node).ChangeMethod(selectedItem.QualifiedName, selectedItem.ArgumentTypes);
this.undoRedoRecorder.EndGroup();
//After ChangeConstructor() is executed, the nodes in the nodeToModify would already be modified
this.SynchronizeToLiveRunner(deltaNodes);
}
}
}
this.UpdateDirtyNodes();
edgeController.UpdateEdgeConnectTo(node);
return(true);
}
internal void HandleKeyUp(object sender, KeyEventArgs e)
{
if (e.Key == Key.Escape)
{
if (panning)
{
EndPan();
return;
}
if (graphController.CurrentDragState == DragState.CurveDrawing
|| graphController.CurrentDragState == DragState.EdgeReconnection
|| graphController.CurrentDragState == DragState.RegionSelection)
{
graphController.DoEndDrag(MouseButton.Left, 0, NodePart.None, -1, ModifierKeys.None, -1, -1);
lastClickedNodeId = uint.MaxValue; // reset
lastClickedNodeIndex = int.MaxValue;
lastClickedNodePart = NodePart.None;
mouseDownPosition = new Point(-1, -1);
graphControl.SetCursor(CursorSet.Index.Pointer);
}
graphController.DoClearSelection();
return;
}
if (e.Key == Key.Home
|| e.Key == Key.End
|| e.Key == Key.Prior || e.Key == Key.PageUp
|| e.Key == Key.Next || e.Key == Key.PageDown)
{
e.Handled = true;
return;
}
}
internal void ToggleContextualMenu(NodePart nodePart)
{
if (this.partDisplayingMenu == nodePart)
this.partDisplayingMenu = NodePart.None;
else
this.partDisplayingMenu = nodePart;
this.Dirty = true;
this.Compose();
}
private void Node(object obj, string shape = "oval", NodePart propertyCategory = NodePart.All)
{
NodePart visitedPart = NodePart.None;
if (m_visitedNodes.TryGetValue(obj, out visitedPart))
{
if ((visitedPart & propertyCategory) != 0)
{
return;
}
m_visitedNodes.Remove(obj);
}
m_visitedNodes.Add(obj, visitedPart | propertyCategory);
string propertiesString = "";
var properties = GetProperties(obj);
foreach (var property in properties)
{
var type = GetPropertyType(property);
if ((propertyCategory & NodePart.GeneralProperties) != 0 && type.IsPrimitive || type.IsValueType)
{
propertiesString += String.Format("\\n{0}: {1}", property.Name, property.GetValue(obj));
}
var enumerableTypes = GetGenericIEnumerables(type);
foreach (var enumerableType in enumerableTypes)
{
if (enumerableType == typeof(IImageProvider))
{
var imageProviders = property.GetValue(obj) as IEnumerable<IImageProvider>;
var i = 0;
foreach (var imageProvider in imageProviders)
{
Edge(imageProvider, obj, String.Format("{0}[{1}]", property.Name, i++));
Dot(imageProvider);
}
}
}
if ((propertyCategory & NodePart.ImageProviderProperties) != 0 && property.GetValue(obj) is IImageProvider)
{
Edge(property.GetValue(obj), obj, property.Name);
Dot(property.GetValue(obj) as IImageProvider);
}
}
if ((propertyCategory & NodePart.GeneralProperties) != 0)
{
m_dotString += String.Format("{0} [label=\"{1}{2}\", shape=\"{3}\"]; ", NodeId(obj), obj.GetType().Name, propertiesString, shape);
}
}