Changeset 1240 for trunk/sources/HeuristicLab.Visualization/Canvas.cs

Timestamp:

03/02/09 22:03:41 (16 years ago)

Author:

mstoeger

Message:

Transformations on shapes are possible outside of the Draw method. (#424)

File:

• trunk/sources/HeuristicLab.Visualization/Canvas.cs (modified) (2 diffs)

trunk/sources/HeuristicLab.Visualization/Canvas.cs

@@ +1 @@
+using System;
 using System.Diagnostics;
 using System.Drawing;
@@ -4 +5 @@
 
 namespace HeuristicLab.Visualization {
-  public class Canvas : ICanvas {
-    private WorldShape world;
+  public class Canvas : IShape {
+    private readonly WorldShape worldShape;
 
-    public WorldShape WorldShape {
-      get { return world; }
-      set { world = value; }
+    private Rectangle viewport;
+
+    public Canvas() {
+      worldShape = new WorldShape();
+      worldShape.Parent = this;
     }
 
+    public void AddShape(IShape shape) {
+      worldShape.AddShape(shape);
+    }
 
-    public void Draw(Graphics graphics, Rectangle viewport) {
+    public void RemoveShape(IShape shape) {
+      worldShape.RemoveShape(shape);
+    }
+
+    public void ClearShapes() {
+      worldShape.ClearShapes();
+    }
+
+    public Rectangle Viewport {
+      get { return viewport; }
+      set {
+        viewport = value;
+        worldShape.ClippingArea = new RectangleD(0, 0, viewport.Width, viewport.Height);
+        worldShape.BoundingBox = worldShape.ClippingArea;
+      }
+    }
+
+    public RectangleD ClippingArea {
+      get { return worldShape.ClippingArea; }
+    }
+
+    public RectangleD BoundingBox {
+      get { throw new InvalidOperationException(); }
+    }
+
+    public IShape Parent {
+      get { throw new InvalidOperationException(); }
+      set { throw new InvalidOperationException(); }
+    }
+
+    public void Draw(Graphics graphics) {
       Stopwatch sw = new Stopwatch();
       sw.Start();
 
-      GraphicsState gstate = graphics.Save();
+      graphics.SmoothingMode = SmoothingMode.AntiAlias;
+      graphics.FillRectangle(Brushes.White, Viewport);
 
-      graphics.SetClip(viewport);
+      worldShape.Draw(graphics);
 
-      world.Draw(graphics, viewport, world.BoundingBox);
-
-      graphics.Restore(gstate);
+      graphics.DrawRectangle(Pens.Black, 0, 0, Viewport.Width - 1, Viewport.Height - 1);
 
       sw.Stop();