Progress

scripts/path_arc.js

@@ -0,0 +1,32 @@
+function Path_Arc(from,to,orientation,end)
+{
+  this.from = from;
+  this.to = to;
+  this.orientation = orientation;
+  this.end = end;
+
+  this.to_segment = function(prev)
+  {
+    var html = ""
+
+    if(!prev){
+      html += "M"+this.from+" ";  
+    }
+    else if(prev){
+      if(prev.to.x != this.from.x && prev.to.y != this.from.y && !prev.end){
+        html += "M"+this.from+" ";  
+      }
+      else if(prev.end && prev.end.x != this.from.x && prev.end.y != this.from.y){
+        html += "M"+this.from+" ";  
+      }
+    }
+
+    html += "A"+this.to.sub(this.from)+" 0 "+orientation+" "+this.to+" ";
+
+    if(this.end){
+      html += "A"+this.end.sub(this.to)+" 0 "+orientation+" "+this.end+" ";
+    }
+
+    return html 
+  }
+}