/// <summary>
/// Draw new shape
/// </summary>
/// <param name="centerLocation"></param>
/// <param name="id"></param>
/// <returns></returns>
private Microsoft.Msagl.Drawing.Node Draw(Microsoft.Msagl.Core.Geometry.Point centerLocation)
{
graph = gViewer.Graph;
var id = drawForm.ShapeId;
Microsoft.Msagl.Drawing.Node node = graph.AddNode(id);
node.Label.Text = drawForm.ShapeLabel;
node.Attr.Shape = drawForm.ChosenShape;
node.Attr.Color = Color.Black;
node.Attr.FillColor = new Microsoft.Msagl.Drawing.Color(drawForm.ChosenColor.A,
drawForm.ChosenColor.R,
drawForm.ChosenColor.G,
drawForm.ChosenColor.B);
node.Attr.LineWidth = MinSize / 5;
node.Attr.XRadius = node.Attr.YRadius = MinSize / 2;
node.Label.FontColor = Color.Black;
node.Label.FontSize = drawForm.FontSize;
NodeWidth = drawForm.ShapeWidth;
NodeHeight = drawForm.ShapeHeight;
NodeCenter = centerLocation;
node.NodeBoundaryDelegate = new DelegateToSetNodeBoundary(DrawCurve);
//if (drawForm.BackgroundNode)
//{
// node.NodeBoundaryDelegate = new DelegateToSetNodeBoundary(GetNodeBoundary);
// node.DrawNodeDelegate = new DelegateToOverrideNodeRendering(DrawImageNode);
// drawForm.BackgroundNode = false;
//}
IViewerNode dNode = gViewer.CreateIViewerNode(node, centerLocation, null);
gViewer.AddNode(dNode, true);
// gViewer.ResizeNodeToLabel(node);
return(node);
}
internal virtual Node InsertNode(MSAGLPoint center, string id)
{
var node = new Node(id);
node.Label.Text = "default";
node.Attr.FillColor = MSAGLColor.Black;
node.Label.FontColor = MSAGLColor.White;
node.Label.FontSize = 10;
node.Attr.Shape = Shape.Circle;
string s = "User Data object";
node.UserData = s;
IViewerNode dNode = gViewer.CreateIViewerNode(node, center, null);
gViewer.AddNode(dNode, true);
gViewer.Invalidate(dNode);
//NodeInsertedByUser(this, new NodeInsertedByUserEventArgs(node));
return(node);
}
private void InitPalette()
{
foreach (var type in graph.GetNodeTypes())
{
var button = new Button {
Text = type.Name, Dock = DockStyle.Bottom
};
button.Click += (sender, args) =>
{
var node = graph.CreateNewNode(type);
node.GeometryNode = GeometryGraphCreator.CreateGeometryNode(viewer.Graph, viewer.Graph.GeometryGraph, node, ConnectionToGraph.Disconnected);
var viewNode = viewer.CreateIViewerNode(node, viewer.Graph.Nodes.ToList()[0].Pos - new Point(250, 0), null);
viewer.AddNode(viewNode, true);
viewer.Graph.AddNode(node);
viewer.Invalidate();
};
button.Font = new Font(button.Font.FontFamily, fontSize);
button.Size = new Size(button.Width, button.Height + 10);
paletteGrid.Controls.Add(button, 0, paletteGrid.RowCount - 1);
++paletteGrid.RowCount;
}
}
/// <summary>
/// Inserts a new node at the selected point, with standard attributes, and displays it.
/// </summary>
/// <param name="center">The location of the node on the graph</param>
/// <param name="nte">The NodeTypeEntry structure containing the initial aspect of the node</param>
/// <param name="id">The id for the node</param>
/// <returns>The new node</returns>
internal virtual DrawingNode InsertNode(Point center, NodeTypeEntry nte, string id)
{
var node = new DrawingNode(id);
node.Label.Text = nte.DefaultLabel;
node.Attr.FillColor = nte.FillColor;
node.Label.FontColor = nte.FontColor;
node.Label.FontSize = nte.FontSize;
node.Attr.Shape = nte.Shape;
string s = nte.UserData;
node.UserData = s;
IViewerNode dNode = gViewer.CreateIViewerNode(node, center, null);
gViewer.AddNode(dNode, true);
return(node);
}