public TreeVisualization(List <ITree> trees, string[] keywords = null)
{
_trees = trees;
_dataNodeSchemes = trees.ConvertAll(tree => TreeNodeScheme.Get(tree.Graph.NodeTable));
if (keywords == null)
{
keywords = new string[0];
}
_keywords = keywords;
_vecGen = new VectorGenerator(new TokenizeConfig(TokenizerType.Standard, StopWordsFile.EN));
_window = new TreeWindow();
_display = _window.TreeDisplay;
_vis = new Visualization(_display);
int treeIndex = 0;
_visNodeTables = new List <IVisualTable>();
_visEdgeTables = new List <IVisualTable>();
_visNodeSchemes = new List <TreeNodeVisualTableScheme>();
foreach (var tree in _trees)
{
var visNodeTable = _vis.BuildVisualTable("VisNodeTable" + treeIndex, tree.Graph.NodeTable, _display);
var visEdgeTable = _vis.BuildVisualTable("VisEdgeTable" + treeIndex, tree.Graph.EdgeTable, _display);
var visNodeScheme = new TreeNodeVisualTableScheme(visNodeTable, tree.Graph, keywords);
visEdgeTable.EnsureStyles(Styles.X1, Styles.X2, Styles.Y1, Styles.Y2, Styles.Visible, Styles.Layer);
visEdgeTable.AddConstantColumn <IRender>(Styles.Render, new SimpleEdgeRender());
_visNodeTables.Add(visNodeTable);
_visEdgeTables.Add(visEdgeTable);
_visNodeSchemes.Add(visNodeScheme);
treeIndex++;
}
Show();
}
private void ViewTreemap()
{
var polygonTable = Vis.BuildVisualTable("poly", Display, 1);
polygonTable.AddColumn <Brush>(Styles.StrokeBrush, BrushLib.FromColor(Colors.Black));
polygonTable.AddColumn <Brush>(Styles.FillBrush, BrushLib.FromColor(Colors.White));
polygonTable.EnsureStyles(Styles.X, Styles.Y, Styles.Opacity, Styles.StrokeWidth);
polygonTable.AddColumn <List <double> >("polygon", null);
polygonTable.AddColumn <double>("depth", 0);
//polygonTable.AddColumn<INode>("node", null);
int depth_idx = polygonTable.GetColumnIndex("depth");
int polygon_idx = polygonTable.GetColumnIndex("polygon");
//int node_idx = polygonTable.GetColumnIndex("node");
var node_list = Treemap.BFS(Treemap.Root).Reverse <INode>();
foreach (INode i in node_list)
{
int depth = Treemap.GetDepth(i);
if (depth > 0)
{
int height = MaxDepth - depth + 1;
int row = polygonTable.AddRow();
polygonTable.Set <List <double> >(row, polygon_idx, i.Get <Polygon>("attribute").ToListDouble());
//polygonTable.Set<INode>(row, node_idx, i);
polygonTable.Set <double>(row, Styles.StrokeWidth, 1.5 * height / MaxDepth);
if (depth > 2)
{
polygonTable.Set <Brush>(row, Styles.StrokeBrush, BrushLib.FromColor(ColorLib.NewAlpha(Colors.Black, 0.4)));
}
polygonTable.Set <Brush>(row, Styles.FillBrush, BrushLib.FromColor(Color.FromArgb(Convert.ToByte(40 + 20 * height / MaxDepth), Convert.ToByte(30 * depth / MaxDepth), 0, Convert.ToByte(255 * height / MaxDepth))));
//polygonTable.Set<Brush>(row, Styles.FillBrush, BrushLib.FromColor(ColorLib.NewAlpha(ColorLib.Category10[0], 0.3)));
}
}
//polygonTable.AutoRepaint = true;
var polygonRender = new GeometryRender(vi =>
{
var polygon = GeometryLib.Polygon(vi.Get <List <double> >(polygon_idx), true, true);
return(polygon);
});
polygonTable.SetupRender(polygonRender);
}
