public GroupNodeStyle()
{
delegateStyle = new CollapsibleNodeStyleDecorator();
ButtonLocation = ButtonLocation.TopLeft;
Inset = 5;
Wrapped = new PanelNodeStyle();
}
/// <summary>
/// Called upon loading of the form.
/// This method initializes the graph and the input mode.
/// </summary>
/// <seealso cref="ConfigureBridges"/>
/// <seealso cref="InitializeGraph"/>
protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
description.LoadFile(new MemoryStream(Resources.description), RichTextBoxStreamType.RichText);
graphControl.Graph.NodeDefaults.Style = new BevelNodeStyle {
Color = Color.Orange
};
PanelNodeStyle style = new PanelNodeStyle {
Color = Color.LightBlue, Insets = new InsetsD(20, 40, 20, 20)
};
graphControl.Graph.GroupNodeDefaults.Style = style;
//Draw edges in front, so that group nodes don't hide the bridges...
graphControl.GraphModelManager.EdgeGroup.ToFront();
graphControl.GraphModelManager.HierarchicNestingPolicy = HierarchicNestingPolicy.Nodes;
InitializeGraph(graphControl.Graph);
ConfigureBridges();
graphControl.InputMode = new GraphEditorInputMode {
AllowGroupingOperations = true
};
}
/// <summary>
/// Change the default style for group nodes.
/// </summary>
/// <remarks>We use <see cref="CollapsibleNodeStyleDecorator"/> to wrap the
/// <see cref="PanelNodeStyle"/> from the last demo, since we want to have nice
/// +/- buttons for collapse/expand. Note that if you haven't defined
/// a custom group node style, you don't have to do anything at all, since
/// <see cref="FoldingManager"/> already
/// provides such a decorated group node style by default.</remarks>
private void WrapGroupNodeStyles()
{
//PanelNodeStyle is a nice style especially suited for group nodes
PanelNodeStyle style = new PanelNodeStyle {
Color = Color.LightBlue
};
//Wrap the style with CollapsibleNodeStyleDecorator
graphControl.Graph.GroupNodeDefaults.Style = new CollapsibleNodeStyleDecorator(style);
}
/// <summary>
/// Change the default style for group nodes.
/// </summary>
/// <remarks>We use <see cref="CollapsibleNodeStyleDecorator"/> to wrap the
/// <see cref="PanelNodeStyle"/> from the last demo, since we want to have nice
/// +/- buttons for collapse/expand. Note that if you haven't defined
/// a custom group node style, you don't have to do anything at all, since
/// <see cref="FoldingManager"/> already
/// provides such a decorated group node style by default.</remarks>
private void WrapGroupNodeStyles()
{
IFoldingView foldingView = graphControl.Graph.GetFoldingView();
if (foldingView != null)
{
//PanelNodeStyle is a nice style especially suited for group nodes
PanelNodeStyle style = new PanelNodeStyle {
Color = Colors.LightBlue
};
//Wrap the style with CollapsibleNodeStyleDecorator
foldingView.Graph.GroupNodeDefaults.Style = new CollapsibleNodeStyleDecorator(style);
}
}
/// <summary>
/// Creates a small graph and various layouts to it.
/// </summary>
private void InitializeGraph()
{
IGraph graph = graphControl.Graph;
graphControl.FileOperationsEnabled = true;
graphControl.NavigationCommandsEnabled = true;
//Create graph
graph.NodeDefaults.Size = new SizeD(50, 30);
// set the style as the default for all new nodes
graph.NodeDefaults.Style = graph.NodeDefaults.Style = new BevelNodeStyle
{
Color = Color.FromArgb(0xFF, 0xFF, 0x8C, 0x00),
Inset = 2,
Radius = 5,
};
// set the style as the default for all new edges
graph.EdgeDefaults.Style = new PolylineEdgeStyle {
TargetArrow = Arrows.Default
};
// set the style as the default for all new node labels
graph.NodeDefaults.Labels.Style = new DefaultLabelStyle();
PanelNodeStyle groupNodeStyle = new PanelNodeStyle
{
Color = Color.FromArgb(255, 135, 206, 250),
LabelInsetsColor = Color.FromArgb(255, 173, 216, 230),
Insets = new InsetsD(10, 10, 10, 20)
};
graph.GroupNodeDefaults.Style = groupNodeStyle;
ReadSampleGraph();
// enable undo...
graph.SetUndoEngineEnabled(true);
}
/// <summary>
/// Called upon loading of the form.
/// This method initializes the graph and the input mode.
/// </summary>
/// <seealso cref="ConfigureBridges"/>
/// <seealso cref="InitializeGraph"/>
protected virtual void OnLoad(object src, EventArgs e)
{
graphControl.Graph.NodeDefaults.Style = new BevelNodeStyle {
Color = Colors.Orange
};
PanelNodeStyle style = new PanelNodeStyle {
Color = Colors.LightBlue, Insets = new InsetsD(20, 40, 20, 20)
};
graphControl.Graph.GroupNodeDefaults.Style = style;
//Draw edges in front, so that group nodes don't hide the bridges...
graphControl.GraphModelManager.EdgeGroup.ToFront();
graphControl.GraphModelManager.HierarchicNestingPolicy = HierarchicNestingPolicy.Nodes;
InitializeGraph(graphControl.Graph);
ConfigureBridges();
graphControl.InputMode = new GraphEditorInputMode {
AllowGroupingOperations = true
};
}
