1 files changed, 35 insertions, 0 deletions
diff --git a/src/main/scala/graphyx/graphics/Parser.scala b/src/main/scala/graphyx/graphics/Parser.scala
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+++ b/src/main/scala/graphyx/graphics/Parser.scala
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+/*
+ * Graphyx
+ * copyright (c) 2009 Jakob Odersky
+ * made available under the MIT License
+*/
+
+package graphyx.graphics
+
+import sims.collision._
+import sims.dynamics._
+import sims.dynamics.joints._
+object Parser {
+  
+  val throwOnUnknown = false
+  
+  def toGraphical(real: Shape) = real match {
+    case c: Circle => new GraphicalCircle(c)
+    case r: Rectangle => new GraphicalRectangle(r)
+    case p: RegularPolygon => new GraphicalRegularPolygon(p)
+    case _ => throw new IllegalArgumentException("Cannot cast '" + real.getClass + "' to a graphical object.")
+  }
+  
+  def toGraphical(real: Joint) = real match {
+    case j: DistanceJoint => new GraphicalDistanceJoint(j)
+    case j: SpringJoint => new GraphicalSpringJoint(j)
+    case j: RevoluteJoint => new GraphicalRevoluteJoint(j)
+    case j: Joint => if (!throwOnUnknown) new GraphicalJoint{override val real = j; def draw = ()}
+                     else throw new IllegalArgumentException("Cannot cast '" + real.getClass + "' to a graphical object.")
+  }
+  
+  def toGraphical(real: Collision) = new GraphicalCollision(real)
+  def toGraphical(real: Pair) = new GraphicalPair(real)
+  def toGraphical(real: AABB) = new GraphicalAABB(real)
+  def toGraphical(real: Body) = new GraphicalBody(real)
+}