public Port(string name, PortTypes portType, Type type, VplControl hostCanvas)
{
DataType = type;
PortType = portType;
Name = name;
this.hostCanvas = hostCanvas;
if (portType == PortTypes.Input)
{
Style = this.hostCanvas.FindResource("VplPortStyleLeft") as Style;
}
else
{
Style = this.hostCanvas.FindResource("VplPortStyleRight") as Style;
}
MouseDown += Port_MouseDown;
// ParentNode.SizeChanged += ParentNode_SizeChanged;
// ParentNode.PropertyChanged += ParentNode_PropertyChanged;
ConnectedConnectors = new List <Connector>();
Origin = new BindingPoint(0, 0);
}
public ConnectorPort(VplControl hostCanvas)
{
this.hostCanvas = hostCanvas;
Style = hostCanvas.FindResource("VplConnectorPortStyle") as Style;
hostCanvas.Children.Add(this);
}
public SelectionNode(VplControl hostCanvas) : base(hostCanvas)
{
searchTextBox = new SearchTextBox();
searchTextBox.OnSearch += searchTextBox_OnSearch;
var tempTypeList = new List <Type>();
AddControlToNode(searchTextBox);
listBox.DisplayMemberPath = "Name";
listBox.MaxHeight = 140;
listBox.MinHeight = 80;
AddControlToNode(listBox);
switch (hostCanvas.NodeTypeMode)
{
case NodeTypeModes.OnlyInternalTypes:
tempTypeList.AddRange(
Utilities.Utilities.GetTypesInNamespace(Assembly.GetExecutingAssembly(), "DatoUI.VPL.Nodes")
.ToList());
break;
case NodeTypeModes.OnlyExternalTypes:
tempTypeList.AddRange(hostCanvas.ExternalNodeTypes);
break;
case NodeTypeModes.All:
tempTypeList.AddRange(
Utilities.Utilities.GetTypesInNamespace(Assembly.GetExecutingAssembly(), "DatoUI.VPL.Nodes")
.ToList());
tempTypeList.AddRange(hostCanvas.ExternalNodeTypes);
break;
}
tempTypeList = tempTypeList.OrderBy(x => x.Name).ToList();
foreach (var type in tempTypeList.Where(type => !type.IsAbstract && !type.Name.Contains("<>")))
{
typeList.Add(type);
}
listBox.ItemsSource = typeList;
searchTextBox.PreviewKeyDown += searchTextBox_KeyDown;
listBox.PreviewMouseLeftButtonUp += listBox_PreviewMouseLeftButtonUp;
listBox.SelectionMode = SelectionMode.Single;
Border.MouseLeave += SelectionNode_MouseLeave;
MouseEnter += SelectionNode_MouseEnter;
}
public NodeGroup(VplControl hostCanvas)
: base(hostCanvas)
{
Id = Interlocked.Increment(ref counter);
Border.MouseDown += HitTestBorder_MouseDown;
Border.MouseUp += Border_MouseUp;
Border.Visibility = Visibility.Visible;
Border.Style = FindResource("VplGroupBorderStyle") as Style;
HostCanvas.NodeGroupCollection.Add(this);
SetZIndex(this, 1);
SetZIndex(Border, 1);
}
/// <summary>
/// Initializes a new instance of VplElement class.
/// </summary>
/// <param name="hostCanvas">The host VplControl in which the VplElement will be rendered.</param>
protected VplElement(VplControl hostCanvas)
{
HostCanvas = hostCanvas;
// ----------------------------------------------------------------------------------------------------------------------
// Border
// ----------------------------------------------------------------------------------------------------------------------
Border = new Border
{
Child = this,
Style = FindResource("VplElementBorderStyle") as Style,
Visibility = Visibility.Collapsed
};
DependencyPropertyDescriptor.FromProperty(IsSelectedProperty, typeof(VplElement))
.AddValueChanged(this, OnSelectionChanged);
HostCanvas.AddChildren(Border);
// ----------------------------------------------------------------------------------------------------------------------
// HitTestBorder
// ----------------------------------------------------------------------------------------------------------------------
HitTestBorder = new Border {
Style = FindResource("HitTestBorderStyle") as Style
};
HitTestBorder.MouseEnter += HitTestBorder_MouseEnter;
HitTestBorder.MouseLeave += HitTestBorder_MouseLeave;
HitTestGrid = new Grid();
HitTestGrid.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(30)
});
HitTestGrid.ColumnDefinitions.Add(new ColumnDefinition());
HitTestGrid.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(30)
});
HitTestGrid.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(30)
});
HitTestGrid.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(30)
});
HitTestBorder.Child = HitTestGrid;
HostCanvas.AddChildren(HitTestBorder);
// ----------------------------------------------------------------------------------------------------------------------
// Buttons
// ----------------------------------------------------------------------------------------------------------------------
if (GetType() == typeof(SelectionNode))
{
return;
}
CaptionLabel = new NodeCaptionLabel(this);
QuestButton = new NodeQuestionButton(this);
ResizeButton = new NodePinButton(this);
BinButton = new NodeBinButton(this);
AutoCheckBox = new NodeAutoCheckBox(this);
BinButton.Click += binButton_Click;
BinButton.Visibility = Visibility.Collapsed;
QuestButton.Visibility = Visibility.Collapsed;
ResizeButton.Visibility = Visibility.Collapsed;
AutoCheckBox.Visibility = Visibility.Collapsed;
}
public Connector(VplControl hostCanvas, Port startPort, Port endPort)
{
HostCanvas = hostCanvas;
Path = new Path();
StartEllipse = new ConnectorPort(hostCanvas);
EndEllipse = new ConnectorPort(hostCanvas);
Panel.SetZIndex(Path, 2);
if (startPort.ParentNode != null)
{
Panel.SetZIndex(StartEllipse, startPort.ParentNode.Id + 1);
}
if (endPort.ParentNode != null)
{
Panel.SetZIndex(EndEllipse, endPort.ParentNode.Id + 1);
}
Path.Style = HostCanvas.FindResource("VplConnectorStyle") as Style;
StartPort = startPort;
EndPort = endPort;
Canvas.SetLeft(StartEllipse, StartPort.Origin.X - StartEllipse.ActualWidth / 2);
Canvas.SetTop(StartEllipse, StartPort.Origin.Y - StartEllipse.ActualHeight / 2);
Canvas.SetLeft(EndEllipse, EndPort.Origin.X - EndEllipse.ActualWidth / 2);
Canvas.SetTop(EndEllipse, EndPort.Origin.Y - EndEllipse.ActualHeight / 2);
StartBezierPoint = new BindingPoint(StartPort.Origin.X, StartPort.Origin.Y);
EndBezierPoint = new BindingPoint(EndPort.Origin.X, EndPort.Origin.Y);
startPort.DataChanged += endPort.StartPort_DataChanged;
StartPort.Origin.PropertyChanged += Origin_PropertyChanged;
EndPort.Origin.PropertyChanged += Origin_PropertyChanged;
if (startPort.ParentNode != null)
{
StartPort.ParentNode.PropertyChanged += Origin_PropertyChanged;
ObserveNode(StartPort.ParentNode);
}
if (endPort.ParentNode != null)
{
EndPort.ParentNode.PropertyChanged += Origin_PropertyChanged;
ObserveNode(EndPort.ParentNode);
}
startPort.ConnectedConnectors.Add(this);
endPort.ConnectedConnectors.Add(this);
endPort.CalculateData(startPort.Data);
DefinePath();
HostCanvas.Children.Add(Path);
Path.MouseDown += Path_MouseDown;
Path.MouseUp += PathOnMouseUp;
}
protected Node(VplControl hostCanvas) : base(hostCanvas)
{
Guid = Guid.NewGuid();
id = Interlocked.Increment(ref id);
id = Interlocked.Increment(ref id);
Id = id;
InputPorts = new List <Port>();
OutputPorts = new List <Port>();
ControlElements = new List <UIElement>();
IsHitTestVisible = true;
HasError = false;
SpaceCanvas = new Canvas();
Children.Add(ContentGrid = new Grid {
ShowGridLines = false, Background = Brushes.Transparent
});
if (hostCanvas.GraphFlowDirection == GraphFlowDirections.Horizontal)
{
// ----------------------------------------------------------------------------------------------------------------------
// Content Panels
// ----------------------------------------------------------------------------------------------------------------------
InputPortPanel = new StackPanel
{
VerticalAlignment = VerticalAlignment.Center
};
SetColumn(InputPortPanel, 0);
SetRow(InputPortPanel, 1);
ContentGrid.Children.Add(InputPortPanel);
OutputPortPanel = new StackPanel
{
VerticalAlignment = VerticalAlignment.Center
};
SetColumn(OutputPortPanel, 2);
SetRow(OutputPortPanel, 1);
ContentGrid.Children.Add(OutputPortPanel);
}
else
{
// ----------------------------------------------------------------------------------------------------------------------
// Content Panels
// ----------------------------------------------------------------------------------------------------------------------
InputPortPanel = new DockPanel
{
HorizontalAlignment = HorizontalAlignment.Center
};
SetRow(InputPortPanel, 0);
SetColumn(InputPortPanel, 1);
ContentGrid.Children.Add(InputPortPanel);
OutputPortPanel = new DockPanel
{
HorizontalAlignment = HorizontalAlignment.Center
};
SetColumn(OutputPortPanel, 1);
SetRow(OutputPortPanel, 2);
ContentGrid.Children.Add(OutputPortPanel);
}
// ----------------------------------------------------------------------------------------------------------------------
// Content grid row and column definitions
// ----------------------------------------------------------------------------------------------------------------------
ContentGrid.ColumnDefinitions.Insert(0,
new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Auto)
});
// Input
ContentGrid.ColumnDefinitions.Insert(0,
new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Star)
});
// Content
ContentGrid.ColumnDefinitions.Insert(0,
new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Auto)
});
// Output
ContentGrid.RowDefinitions.Insert(0, new RowDefinition {
Height = new GridLength(1, GridUnitType.Auto)
});
// Header
ContentGrid.RowDefinitions.Insert(1, new RowDefinition {
Height = new GridLength(1, GridUnitType.Auto)
});
// Content
ContentGrid.RowDefinitions.Insert(1, new RowDefinition {
Height = new GridLength(1, GridUnitType.Auto)
});
// Footer
ContentGrid.RowDefinitions.Insert(1, new RowDefinition {
Height = new GridLength(1, GridUnitType.Auto)
});
// Risize area
ContentGrid.SizeChanged += ContentGridOnSizeChanged;
ContentGrid.VerticalAlignment = VerticalAlignment.Center;
// ----------------------------------------------------------------------------------------------------------------------
// Main content grid
// ----------------------------------------------------------------------------------------------------------------------
MainContentGrid = new Grid
{
ShowGridLines = false,
Style = FindResource("MainContentGridStyle") as Style
};
SetColumn(MainContentGrid, 1);
SetRow(MainContentGrid, 1);
ContentGrid.Children.Add(MainContentGrid);
// ----------------------------------------------------------------------------------------------------------------------
// Event delagates
// ----------------------------------------------------------------------------------------------------------------------
Border.MouseDown += Node_MouseDown;
Loaded += Node_Loaded;
KeyUp += Node_KeyUp;
KeyDown += Node_KeyDown;
// ----------------------------------------------------------------------------------------------------------------------
// Comments
// ----------------------------------------------------------------------------------------------------------------------
TopComment = new Comment(this)
{
Text =
"Top Comment",
Background = HostCanvas.FindResource("CommentBackgroundBrushError") as Brush,
ExpandSide = CommentExpandSides.Top
};
BottomComment = new Comment(this)
{
Text =
"Help Information: [No content]",
Background = HostCanvas.FindResource("CommentBackgroundBrush") as Brush,
ExpandSide = CommentExpandSides.Bottom
};
TopComment.Visibility = Visibility.Collapsed;
BottomComment.Visibility = Visibility.Collapsed;
ShowHelpOnMouseOver = false;
if (QuestButton != null)
{
if (QuestButton != null)
{
QuestButton.Click += QuestButton_Click;
}
}
SetZIndex(this, Id);
SetZIndex(Border, Id);
if (HitTestBorder != null)
{
SetZIndex(HitTestBorder, Id);
}
if (BinButton != null)
{
SetZIndex(BinButton, Id);
}
if (ResizeButton != null)
{
SetZIndex(ResizeButton, Id);
}
if (QuestButton != null)
{
SetZIndex(QuestButton, Id);
}
if (CaptionLabel != null)
{
SetZIndex(CaptionLabel, Id);
}
if (AutoCheckBox != null)
{
SetZIndex(AutoCheckBox, Id);
}
SetZIndex(TopComment, Id);
SetZIndex(BottomComment, Id);
if (GetType() == typeof(SelectionNode))
{
return;
}
HostCanvas.NodeCollection.Add(this);
}