6 files changed, 306 insertions, 424 deletions

diff --git a/js/tools/PenTool.js b/js/tools/PenTool.js
index 78344d18..9a69b53d 100644
--- a/js/tools/PenTool.js
+++ b/js/tools/PenTool.js
@@ -5,6 +5,7 @@ No rights, expressed or implied, whatsoever to this software are provided by Mot
 </copyright> */
 
 var ShapeTool = require("js/tools/ShapeTool").ShapeTool;
+var ShapesController =  require("js/controllers/elements/shapes-controller").ShapesController;
 var DrawingToolBase = require("js/tools/drawing-tool-base").DrawingToolBase;
 var defaultEventManager = require("montage/core/event/event-manager").defaultEventManager;
 var Montage = require("montage/core/core").Montage;
@@ -12,6 +13,10 @@ var NJUtils = require("js/lib/NJUtils").NJUtils;
 var ElementMediator = require("js/mediators/element-mediator").ElementMediator;
 var TagTool = require("js/tools/TagTool").TagTool;
 var ElementController = require("js/controllers/elements/element-controller").ElementController;
+var snapManager = require("js/helper-classes/3D/snap-manager").SnapManager;
+
+//todo remove this global var
+var g_DoPenToolMouseMove = true;
 
 exports.PenTool = Montage.create(ShapeTool, {
 
@@ -32,14 +37,10 @@ exports.PenTool = Montage.create(ShapeTool, {
     _currentY: { value: 0, writable: true },
 
     //the subpaths are what is displayed on the screen currently, with _selectedSubpath being the active one currently being edited
-    _subpaths: { value: [], writable: true },
     _selectedSubpath: { value: null, writable: true },
     _makeMultipleSubpaths: { value: true, writable: true },    //set this to true if you want to keep making subpaths after closing current subpath
 
 
-    //whether or not to display the guides for debugging
-    _showGuides: { value: true, writable: true },
-
     //whether the user has held down the Alt key
     _isAltDown: { value: false, writable: true },
 
@@ -64,6 +65,9 @@ exports.PenTool = Montage.create(ShapeTool, {
     //the plane matrix for the first click...so the entire path is on the same plane
     _penPlaneMat: { value: null, writable: true },
 
+    //index of the anchor point that the user has hovered over
+    _hoveredAnchorIndex: {value: null, writable: true},
+
     //constants used for picking points --- NOTE: these should be user-settable parameters
     _PICK_POINT_RADIUS: { value: 10, writable: false },
     _DISPLAY_ANCHOR_RADIUS: { value: 5, writable: false },
@@ -85,39 +89,29 @@ exports.PenTool = Montage.create(ShapeTool, {
     ENTRY_SELECT_PATH: { value: 2, writable: false},
     _entryEditMode: {value: this.ENTRY_SELECT_NONE, writable: true},
     
-    //  ******** Logic for selection  *******
-    //  (update if you change functionality!) 
-    //      NOTE: this is out of date...needs to be updated
-    //
-    //  Start by setting edit mode to EDIT_NONE
-    //
-    //  DOUBLE_CLICK (Left mouse button only):
-    //
-    //
-    //  SINGLE_CLICK (Left mouse button only):
-    //  If LeftClick selects an anchor point
-    //      append EDIT_ANCHOR mode
-    //  If LeftClick selects a previous point of selected anchor
-    //      append EDIT_PREV mode
-    //  If LeftClick selects a next point of selected anchor
-    //      append EDIT_NEXT mode 
-    //
-
-    // ********* Logic for editing *******
-    //  (update if you change functionality!)
-    //      NOTE: this is out of date...needs to be updated
-    //
-    //  Start by computing mouse disp
-    //
-    //  If EDIT_PREV_NEXT mode
-    //      add disp to next and mirror it to prev
-    //  ELSE
-    //      If EDIT_ANCHOR (or _PREV, _NEXT)
-    //          map displacement to anchor (similarly to prev and next)
-    //
-    // 
 
 
+    _getUnsnappedPosition: {
+        value: function(x,y){
+            var elemSnap = snapManager.elementSnapEnabled();
+            var gridSnap = snapManager.gridSnapEnabled();
+            var alignSnap = snapManager.snapAlignEnabled();
+
+            snapManager.enableElementSnap(false);
+            snapManager.enableGridSnap(false);
+            snapManager.enableSnapAlign(false);
+
+            var point = webkitConvertPointFromPageToNode(this.application.ninja.stage.canvas, new WebKitPoint(x,y));
+            var unsnappedpos = DrawingToolBase.getHitRecPos(snapManager.snap(point.x, point.y, false));
+
+            snapManager.enableElementSnap(elemSnap);
+            snapManager.enableGridSnap(gridSnap);
+            snapManager.enableSnapAlign(alignSnap);
+
+            return unsnappedpos;
+        }
+    },
+
     ShowToolProperties: {
         value: function () {
             this._penView = PenView.create();
@@ -137,21 +131,18 @@ exports.PenTool = Montage.create(ShapeTool, {
                 //NOTE: this will work on Webkit only...IE has different codes (left: 1, middle: 4, right: 2)
                 return;
             }
-            //BEGIN ShapeTool code
             if (this._canDraw) {
                 this._isDrawing = true;
             }
 
-            //this._targetedCanvas = stageManagerModule.stageManager.GetObjectFromPoint(event.layerX, event.layerY, this._canOperateOnStage);
 
             this.startDraw(event);
-            //END ShapeTool code
 
             //assume we are not starting a new path as we will set this to true if we create a new GLSubpath()
             this._isNewPath = false;
 
             //add an anchor point by computing position of mouse down
-            var mouseDownPos = this.getMouseDownPos();
+            var mouseDownPos = this._getUnsnappedPosition(event.pageX, event.pageY); //this.getMouseDownPos();
             if (mouseDownPos) {
                 //if we had closed the selected subpath previously, or if we have not yet started anything, create a subpath
                 if (this._selectedSubpath === null) {
@@ -160,19 +151,10 @@ exports.PenTool = Montage.create(ShapeTool, {
                     if (this._entryEditMode === this.ENTRY_SELECT_PATH){
                         //this should not happen, as ENTRY_SELECT_PATH implies there was a selected subpath
                         this._entryEditMode = this.ENTRY_SELECT_NONE;
-                    }
-                } else if (this._selectedSubpath.getIsClosed() && this._entryEditMode !== this.ENTRY_SELECT_PATH) {
-                    //since we're not in ENTRY_SELECT_PATH mode, we don't edit the closed path...we start a new path regardless of where we clicked
-                    if (this._makeMultipleSubpaths) {
-                        this._subpaths.push(this._selectedSubpath);
-                        this._penCanvas = null;
-                        this._penPlaneMat = null;
-                        this._snapTarget = null;
-                        this._selectedSubpath = new GLSubpath();
-                        this._isNewPath = true;
+                        console.log("Warning...PenTool handleMouseDown: changing from SELECT_PATH to SELECT_NONE");
                     }
                 }
-
+                
                 var prevSelectedAnchorIndex = this._selectedSubpath.getSelectedAnchorIndex();
                 // ************* Add/Select Anchor Point *************
                 //check if the clicked location is close to an anchor point...if so, make that anchor the selected point and do nothing else
@@ -187,6 +169,8 @@ exports.PenTool = Montage.create(ShapeTool, {
                             //we have picked the endpoint of this path...reverse the path if necessary
                             if (selAnchorIndex ===0){
                                 //reverse this path
+                                this._selectedSubpath.reversePath();
+                                selAnchorIndex = this._selectedSubpath.getSelectedAnchorIndex();
                             }
                             this._isPickedEndPointInSelectPathMode = true;
                         }
@@ -219,8 +203,19 @@ exports.PenTool = Montage.create(ShapeTool, {
                         }
                     }
                 }
+
+                //the clicked location is not close to the path or any anchor point
                 if (whichPoint === this._selectedSubpath.SEL_NONE) {
                     if (this._entryEditMode !== this.ENTRY_SELECT_PATH) {
+                        //since we're not in ENTRY_SELECT_PATH mode, we don't edit the closed path...we start a new path if we clicked far away from selected path
+                        if (this._selectedSubpath.getIsClosed() && this._makeMultipleSubpaths) {
+                            this._penCanvas = null;
+                            this._penPlaneMat = null;
+                            this._snapTarget = null;
+                            this._selectedSubpath = new GLSubpath();
+                            this._isNewPath = true;
+                        }
+
                         //add an anchor point to end of the subpath, and make it the selected anchor point
                         if (!this._selectedSubpath.getIsClosed() || this._makeMultipleSubpaths) {
                             this._selectedSubpath.addAnchor(new GLAnchorPoint());
@@ -234,20 +229,32 @@ exports.PenTool = Montage.create(ShapeTool, {
                         }
                     } else {
                         if (this._isPickedEndPointInSelectPathMode){
-                            
+                            //TODO clean up this code...very similar to the code block above
+                            if (!this._selectedSubpath.getIsClosed()) {
+                                this._selectedSubpath.addAnchor(new GLAnchorPoint());
+                                var newAnchor = this._selectedSubpath.getAnchor(this._selectedSubpath.getSelectedAnchorIndex());
+                                newAnchor.setPos(mouseDownPos[0], mouseDownPos[1], mouseDownPos[2]);
+                                newAnchor.setPrevPos(mouseDownPos[0], mouseDownPos[1], mouseDownPos[2]);
+                                newAnchor.setNextPos(mouseDownPos[0], mouseDownPos[1], mouseDownPos[2]);
+
+                                //set the mode so that dragging will update the next and previous locations
+                                this._editMode = this.EDIT_PREV_NEXT;