6 files changed, 2459 insertions, 2135 deletions

diff --git a/js/lib/geom/brush-stroke.js b/js/lib/geom/brush-stroke.js
index efd21c4a..6facdd5d 100755
--- a/js/lib/geom/brush-stroke.js
+++ b/js/lib/geom/brush-stroke.js
@@ -117,7 +117,7 @@ var BrushStroke = function GLBrushStroke() {
     };
 
     this.getPoint = function (index) {
-        return this._Points[index];
+        return this._Points[index].slice(0);
     };
 
     this.addPoint = function (pt) {
@@ -399,7 +399,7 @@ var BrushStroke = function GLBrushStroke() {
 
             // ***** unproject all the centered points and convert them to 2D (plane space)*****
             // (undo the projection step performed by the browser)
-            localPoint = this._unprojectPt(localPoint, 1400); //todo get the perspective distance from the canvas
+            //localPoint = this._unprojectPt(localPoint, 1400); //todo get the perspective distance from the canvas
             localPoint = MathUtils.transformPoint(localPoint, this._planeMatInv);
 
             //add to the list of local points
@@ -568,17 +568,17 @@ var BrushStroke = function GLBrushStroke() {
         }
         ctx.save();
         ctx.clearRect(0, 0, bboxWidth, bboxHeight);
-        this.drawToContext(ctx, 0, 0, false);
+        this.drawToContext(ctx, false);
         ctx.restore();
     } //this.render()
 
-    this.drawToContext = function(ctx, origX, origY, drawStageWorldPts){
+    this.drawToContext = function(ctx, drawStageWorldPts, stageWorldDeltaX, stageWorldDeltaY, stageWorldToScreenMat){
         var points = this._LocalPoints;
-        if (drawStageWorldPts){
+        if (drawStageWorldPts){ //this is usually true when we're drawing the brush stroke on the stage (no canvas yet)
             points = this._Points;
         }
         var numPoints = points.length;
-
+        var tempP, p;
         if (this._strokeUseCalligraphic) {
             //build the stamp for the brush stroke
             var t=0;
@@ -623,9 +623,23 @@ var BrushStroke = function GLBrushStroke() {
                 //ctx.strokeStyle="rgba("+parseInt(255*currStrokeColor[0])+","+parseInt(255*currStrokeColor[1])+","+parseInt(255*currStrokeColor[2])+","+alphaVal+")";
                 ctx.translate(disp[0],disp[1]);
                 ctx.beginPath();
-                ctx.moveTo(points[0][0]-origX, points[0][1]-origY);
+                if (drawStageWorldPts) {
+                    tempP = points[0].slice(0);
+                    tempP[0]+=stageWorldDeltaX; tempP[1]+=stageWorldDeltaY;
+                    p = MathUtils.transformAndDivideHomogeneousPoint(tempP, stageWorldToScreenMat);
+                } else {
+                    p = points[0];
+                }
+                ctx.moveTo(p[0],p[1]);
                 for (var i=0;i<numPoints;i++){
-                    ctx.lineTo(points[i][0]-origX, points[i][1]-origY);
+                    if (drawStageWorldPts) {
+                        tempP = points[i].slice(0);
+                        tempP[0]+=stageWorldDeltaX; tempP[1]+=stageWorldDeltaY;
+                        p = MathUtils.transformAndDivideHomogeneousPoint(tempP, stageWorldToScreenMat);
+                    } else {
+                        p = points[i];
+                    }
+                    ctx.lineTo(p[0],p[1]);
                 }
                 ctx.stroke();
                 ctx.restore();
@@ -641,13 +655,27 @@ var BrushStroke = function GLBrushStroke() {
             ctx.strokeStyle="rgba("+parseInt(255*this._strokeColor[0])+","+parseInt(255*this._strokeColor[1])+","+parseInt(255*this._strokeColor[2])+","+alphaVal+")";
             for (var l=0;l<numlayers;l++){
                 ctx.beginPath();
-                ctx.moveTo(points[0][0]-origX, points[0][1]-origY);
+                if (drawStageWorldPts) {
+                    tempP = points[0].slice(0);
+                    tempP[0]+=stageWorldDeltaX; tempP[1]+=stageWorldDeltaY;
+                    p = MathUtils.transformAndDivideHomogeneousPoint(tempP, stageWorldToScreenMat);
+                } else {
+                    p = points[0];
+                }
+                ctx.moveTo(p[0],p[1]);
                 if (numPoints===1){
                     //display a tiny segment as a single point
-                   ctx.lineTo(points[0][0]-origX, points[0][1]-origY+0.01);
+                   ctx.lineTo(p[0],p[1]+0.01);
                 }
                 for (var i=1;i<numPoints;i++){
-                    ctx.lineTo(points[i][0]-origX, points[i][1]-origY);
+                    if (drawStageWorldPts) {
+                        tempP = points[i].slice(0);
+                        tempP[0]+=stageWorldDeltaX; tempP[1]+=stageWorldDeltaY;
+                        p = MathUtils.transformAndDivideHomogeneousPoint(tempP, stageWorldToScreenMat);
+                    } else {
+                        p = points[i];
+                    }
+                    ctx.lineTo(p[0],p[1]);
                 }
                 ctx.lineWidth=2*l+minStrokeWidth;
                 ctx.stroke();
@@ -740,7 +768,7 @@ var BrushStroke = function GLBrushStroke() {
 
 }; //function BrushStroke ...class definition
 
-BrushStroke.prototype = new GeomObj();
+BrushStroke.prototype = Object.create(GeomObj, {});
 
 BrushStroke.prototype._CatmullRomSplineInterpolate = function(ctrlPts, t)
 {
diff --git a/js/lib/geom/circle.js b/js/lib/geom/circle.js
index 218dcfa6..425b869a 100755
--- a/js/lib/geom/circle.js
+++ b/js/lib/geom/circle.js
@@ -7,705 +7,801 @@ No rights, expressed or implied, whatsoever to this software are provided by Mot
 var GeomObj =           require("js/lib/geom/geom-obj").GeomObj;
 var ShapePrimitive =    require("js/lib/geom/shape-primitive").ShapePrimitive;
 var MaterialsModel = require("js/models/materials-model").MaterialsModel;
+var drawUtils           = require("js/helper-classes/3D/draw-utils").DrawUtils;
+var vecUtils            = require("js/helper-classes/3D/vec-utils").VecUtils;
+
 ///////////////////////////////////////////////////////////////////////
 // Class GLCircle
 //      GL representation of a circle.
 //      Derived from class GLGeomObj
 //              The position and dimensions of the stroke, fill, and inner Radius should be in pixels
 ///////////////////////////////////////////////////////////////////////
-var Circle = function GLCircle() {
-
-        this.init = function( world, xOffset, yOffset, width, height, strokeSize, strokeColor, fillColor, innerRadius, strokeMaterial, fillMaterial, strokeStyle) {
-                ///////////////////////////////////////////////////////////////////////
-                // Instance variables
-                ///////////////////////////////////////////////////////////////////////
-                this._width = 2.0;
-                this._height = 2.0;
-                this._xOffset = 0;
-                this._yOffset = 0;
-
-                this._radius = 2.0;
-                this._strokeWidth = 0.25;
-                this._innerRadius = 0;
-
-                this._ovalHeight = this._ovalHeight = 2.0 * this._radius;
-
-                this._strokeStyle = "Solid";
-
-                this._aspectRatio = 1.0;
-
-                if (arguments.length > 0) {
-                        this._width = width;
-                        this._height = height;
-                        this._xOffset = xOffset;
-                        this._yOffset = yOffset;
-        
-                        this._strokeWidth = strokeSize;
-                        this._innerRadius = innerRadius;
-                        this._strokeColor = strokeColor;
-                        this._fillColor = fillColor;
-
-                        this._strokeStyle = strokeStyle;
-                }
-
-                this.m_world = world;
-
-                if(strokeMaterial){
-                        this._strokeMaterial = strokeMaterial;
-        } else {
-                        this._strokeMaterial = MaterialsModel.getMaterial( MaterialsModel.getDefaultMaterialName() );
-        }
+exports.Circle = Object.create(GeomObj, {
+
+    ///////////////////////////////////////////////////////////////////////
+    // Instance variables
+    ///////////////////////////////////////////////////////////////////////
+    _width: { value : 2.0, writable: true },
+    _height: { value : 2.0, writable: true },
+    _xOffset: { value : 0, writable: true },
+    _yOffset: { value : 0, writable: true },
+
+    _radius: { value : 2.0, writable: true },
+    _strokeWidth: { value : 0.25, writable: true },
+    _innerRadius: { value : 0, writable: true },
+    _ovalHeight: { value : 4.0, writable: true },
+    _strokeStyle: { value : "Solid", writable: true },
+    _aspectRatio: { value : 1.0, writable: true },
+
+        init: {
+        value: function(world, xOffset, yOffset, width, height, strokeSize, strokeColor, fillColor, innerRadius, strokeMaterial, fillMaterial, strokeStyle) {
+            if(arguments.length > 0) {
+                this._width = width;
+                this._height = height;
+                this._xOffset = xOffset;
+                this._yOffset = yOffset;
+                this._ovalHeight = 2.0 * this._radius;
+
+                this._strokeWidth = strokeSize;
+                this._innerRadius = innerRadius;
+                this._strokeColor = strokeColor;
+                this._fillColor = fillColor;
+
+                this._strokeStyle = strokeStyle;
+
+                this._matrix = Matrix.I(4);
+                //this._matrix[12] = xOffset;
+                //this._matrix[13] = yOffset;
+            }
+
+            this.m_world = world;
 
-                if(fillMaterial) {
-                        this._fillMaterial = fillMaterial;
-        } else {
-                        this._fillMaterial = MaterialsModel.getMaterial(  MaterialsModel.getDefaultMaterialName() );
+            if(strokeMaterial) {
+                this._strokeMaterial = strokeMaterial;
+            } else {
+                this._strokeMaterial = MaterialsModel.getMaterial( MaterialsModel.getDefaultMaterialName() );
+            }
+
+            if(fillMaterial) {
+                this._fillMaterial = fillMaterial;
+            } else {
+                this._fillMaterial = MaterialsModel.getMaterial(  MaterialsModel.g