Changeset 10827 for branches/HeuristicLab.EvolutionTracking/HeuristicLab.EvolutionTracking.Views/3.4/GenealogyGraphChart.cs

Timestamp:

05/08/14 17:26:32 (10 years ago)

Author:

bburlacu

Message:

#1772: Added default font, pen, and brush for the graphical components (the idea is to save memory by sharing default pens and brushes - not allocating new ones all the time), added support for tracing mutation operations

File:

• branches/HeuristicLab.EvolutionTracking/HeuristicLab.EvolutionTracking.Views/3.4/GenealogyGraphChart.cs (modified) (6 diffs)

branches/HeuristicLab.EvolutionTracking/HeuristicLab.EvolutionTracking.Views/3.4/GenealogyGraphChart.cs

@@ -37 +37 @@
     private const double Diameter = 20;
 
+    private readonly Brush defaultBrush;
+    private readonly Pen defaultPen;
+
     public IGenealogyGraph GenealogyGraph {
       get { return genealogyGraph; }
@@ -95 +98 @@
       : base() {
       InitializeComponent();
+
+      defaultBrush = new SolidBrush(Color.Transparent);
+      defaultPen = new Pen(Color.DarkGray);
     }
 
@@ -111 +117 @@
 
         foreach (var node in nodes) {
-          var pen = new Pen(Color.DarkGray);
           var brush = new SolidBrush(node.GetColor());
 
-          var visualNode = new VisualGenealogyGraphNode(Chart, x, y, x + diameter, y + diameter, pen, brush) {
+          var visualNode = new VisualGenealogyGraphNode(Chart, x, y, x + diameter, y + diameter, defaultPen, brush) {
             Data = node,
             ToolTipText = "Rank: " + node.Rank + nl +
@@ -138 +143 @@
           var visualParent = GetMappedNode(parent);
           if (visualParent == null) continue;
-          var pen = new Pen(Color.Transparent);
+          var pen = Pens.Transparent;
           var visualArc = AddArc(Chart, visualParent, visualNode, pen);
           if (!arcMap.ContainsKey(Tuple.Create(visualParent, visualNode)))
@@ -233 +238 @@
         var start = new Point((int)arc.Start.X, (int)arc.Start.Y);
         var end = new Point((int)arc.End.X, (int)arc.End.Y);
+        arc.Pen = new Pen(Color.Transparent);
         arc.Pen.Brush = new LinearGradientBrush(start, end, source.GetColor(), target.GetColor());
-        arc.Pen.Color = Color.Transparent;
         DrawLineage(nodeSelector(arc), arcSelector, nodeSelector);
       }
@@ -266 +271 @@
       foreach (var primitive in Chart.Group.Primitives) {
         if (primitive is VisualGenealogyGraphArc) {
-          primitive.Pen.Brush = new SolidBrush(Color.Transparent);
+          primitive.Pen = Pens.Transparent;
         } else if (primitive is VisualGenealogyGraphNode) {
-          var brush = (SolidBrush)primitive.Brush;
-          brush.Color = Color.Transparent;
-          primitive.Pen.Color = Color.DarkGray;
+          primitive.Brush = Brushes.Transparent;
+          primitive.Pen = Pens.DarkGray;
         }
       }