Implemented basic path tool

sources/scripts/modules/path.js

@@ -2,13 +2,56 @@ function Path()
 {
   Module.call(this,"path");
 
-  this.methods.stroke = function()
+  this.methods.stroke = function(q)
   {
+    var path = ronin.path.create_path(q);
 
+    var ctx = ronin.render.context();
+
+    ctx.beginPath();
+    ctx.lineCap = "butt";
+    ctx.lineWidth = 30;
+    ctx.strokeStyle = "black";
+    ctx.stroke(new Path2D(path));
+    ctx.closePath();
   }
 
   this.methods.fill = function()
   {
     
   }
+
+  this.create_path = function(q_array)
+  {
+    var svg_path = "";
+    var prev = {x:0,y:0};
+    for(q_id in q_array){
+      var coord = q_array[q_id];
+      if(!coord.x || !coord.y){ continue; }
+      coord.x *= 2; coord.y *= 2;
+      if(svg_path == ""){
+        var origin = {x:coord.x,y:coord.y};
+        svg_path += "M"+(coord.x)+","+(coord.y)+" ";
+      }
+      else if(coord.clockwise == true){
+        var offset = make_offset(coord,prev);
+        svg_path += "a"+(offset.x)+","+(offset.y)+" 0 0,1 "+(offset.x)+","+(offset.y);
+      }
+      else if(coord.clockwise == false){
+        var offset = make_offset(coord,prev);
+        svg_path += "a"+(offset.x)+","+(offset.y)+" 0 0,0 "+(offset.x)+","+(offset.y);        
+      }
+      else{
+        var offset = make_offset(coord,prev);
+        svg_path += "l"+(offset.x)+","+(offset.y)+" ";  
+      }
+      prev = coord;
+    }
+    return svg_path;
+  }
+
+  function make_offset(a,b)
+  {
+    return {x:a.x-b.x,y:a.y-b.y};
+  }
 }