private GeometricNode CreatePolygonNode(Polygon polygon, int i)
{
var polygonNode = new GeometricNode($"Polygon{i}", NodeType.Polygon, polygon);
var edgesNode = new GeometricNode("Edges", NodeType.EdgesList, null);
var verticesNode = new GeometricNode("Vertices", NodeType.VerticesList, null);
var edges = polygon.GetEdges();
for (int j = 0; j < edges.Count; j++)
{
edgesNode.Nodes.Add(new GeometricNode("", NodeType.Edge, edges[j]));
}
UpdateEdgesLabels(edgesNode.Nodes);
var vertices = polygon.GetVertices();
for (int j = 0; j < vertices.Count; j++)
{
verticesNode.Nodes.Add(new GeometricNode($"Vertex{j}", NodeType.Vertex, vertices[j]));
}
polygonNode.Nodes.Add(edgesNode);
polygonNode.Nodes.Add(verticesNode);
return(polygonNode);
}
private void UpdateNode(GeometricNode node, Polygon polygon, int i)
{
if (!node.Structure.Equals(polygon))
{
node = CreatePolygonNode(polygon, i);
return;
}
UpdateEdges(node.Nodes[0].Nodes, polygon.GetEdges());
UpdateVertices(node.Nodes[1].Nodes, polygon.GetVertices());
}
private ContextMenuStrip CreateContextMenu(GeometricNode node)
{
var contextMenu = new ContextMenuStrip();
if (node != null)
{
if (node.Type == NodeType.Edge)
{
var split = contextMenu.Items.Add("Split");
split.Click += SplitClick;
var edge = node.Structure as Edge;
if (edge.RelationType != EdgeRelation.None)
{
var removeRelation = contextMenu.Items.Add("Remove relation");
removeRelation.Click += RemoveRelationClick;
}
if (relationCreator.CanAddEdge(edge))
{
var addToCreator = contextMenu.Items.Add("Add to relation creator");
addToCreator.Click += AddToCreator;
}
}
if (node.Type == NodeType.Edge || node.Type == NodeType.Vertex || node.Type == NodeType.Polygon)
{
var remove = contextMenu.Items.Add("Remove");
remove.Click += RemoveClick;
}
if (node.Type != NodeType.EdgesList && node.Type != NodeType.VerticesList)
{
contextMenu.Items.Add("-");
}
}
var addPolygon = contextMenu.Items.Add("Add polygon");
addPolygon.Click += AddPolygonContextMenu;
var addSamplePolygon = contextMenu.Items.Add("Add sample polygon");
addSamplePolygon.Click += AddSamplePolygonContextMenu;
return(contextMenu);
}