Adding webGL support for opening files

Added I/O for loading webGL on open file. I/O support for saving to come.

4 files changed, 242 insertions, 17 deletions

diff --git a/js/document/document-html.js b/js/document/document-html.js
index f3c135ed..79fe461b 100755
--- a/js/document/document-html.js
+++ b/js/document/document-html.js
@@ -63,7 +63,7 @@ exports.HtmlDocument = Montage.create(Component, {
         ////////////////////////////////////////////////////////////////////
         //
     init: {
-        value:function(file, context, callback, view) {
+        value:function(file, context, callback, view, template) { //TODO: Add template support logic
                 //Storing callback data for loaded dispatch
                 this.loaded.callback = callback;
                 this.loaded.context = context;
@@ -85,16 +85,19 @@ exports.HtmlDocument = Montage.create(Component, {
                 this.model.views.design.show();
                 this.model.views.design.iframe.style.opacity = 0;
                 this.model.views.design.content = this.model.file.content;
+                //TODO: Improve reference
+                this.model.views.design.model = this.model;
+                //
                 //TODO: Clean up
                 this.model.views.design.render(function () {
                         //TODO: Identify and remove usage of '_document'
                         this._document = this.model.views.design.document;
-                                //TODO: Check for needed
+                                //TODO: Remove usage, seems as not needed
                         this.documentRoot = this.model.views.design.document.body;
                         //TODO: Why is this needed?
-                        this._liveNodeList = this.documentRoot.getElementsByTagName('*');
+                        this._liveNodeList = this.model.views.design.document.body.getElementsByTagName('*');
                         //Initiliazing document model
-                        document.application.njUtils.makeElementModel(this.documentRoot, "Body", "body");
+                        document.application.njUtils.makeElementModel(this.model.views.design.document.body, "Body", "body");
                         //Adding observer to know when template is ready
                         this._observer = new WebKitMutationObserver(this.handleTemplateReady.bind(this));
                                 this._observer.observe(this.model.views.design.document.head, {childList: true});
@@ -115,11 +118,7 @@ exports.HtmlDocument = Montage.create(Component, {
             this.loaded.callback.call(this.loaded.context, this);
             //Setting opacity to be viewable after load
                         this.model.views.design.iframe.style.opacity = 1;
-
-
-
-
-
+                        //TODO: Remove, this is a temp hard-coded hack
             this.application.ninja.appModel.show3dGrid = true;
         }
     }
diff --git a/js/document/models/base.js b/js/document/models/base.js
index 3bb69f6b..746922ad 100755
--- a/js/document/models/base.js
+++ b/js/document/models/base.js
@@ -74,6 +74,19 @@ exports.BaseDocumentModel = Montage.create(Component, {
     },
     ////////////////////////////////////////////////////////////////////
         //
+        browserPreview: {
+        value: function (browser) {
+                //
+                switch (browser) {
+                        case 'chrome':
+                                break;
+                        default:
+                                break;
+                }
+        }
+    },
+    ////////////////////////////////////////////////////////////////////
+        //
         save: {
         value: function () {
                 //
diff --git a/js/document/models/html.js b/js/document/models/html.js
index 5eedb731..e0a18850 100755
--- a/js/document/models/html.js
+++ b/js/document/models/html.js
@@ -7,7 +7,10 @@ No rights, expressed or implied, whatsoever to this software are provided by Mot
 ////////////////////////////////////////////////////////////////////////
 //
 var Montage =                   require("montage/core/core").Montage,
-    BaseDocumentModel = require("js/document/models/base").BaseDocumentModel;
+    BaseDocumentModel = require("js/document/models/base").BaseDocumentModel,
+    MaterialsModel =    require("js/models/materials-model").MaterialsModel,
+    NJUtils =                   require("js/lib/NJUtils").NJUtils,
+        GLWorld =                       require("js/lib/drawing/world").World;
 ////////////////////////////////////////////////////////////////////////
 //      
 exports.HtmlDocumentModel = Montage.create(BaseDocumentModel, {
@@ -16,10 +19,198 @@ exports.HtmlDocumentModel = Montage.create(BaseDocumentModel, {
         hasTemplate: {
         value: false
     },
-
+        ////////////////////////////////////////////////////////////////////
+        //
     draw3DGrid: {
         value: false
-    }
+    },
+    ////////////////////////////////////////////////////////////////////
+        //
+    _glData: {
+        value: null
+    },
+    ////////////////////////////////////////////////////////////////////
+        //
+    glData: {
+        //
+        get: function() {
+                //
+                        var elt = this.views.design.iframe.contentWindow.document.body;
+                        //
+                        if (elt) {
+                                var matLib = MaterialsModel.exportMaterials();
+                                this._glData = [matLib];
+                                this.collectGLData(elt, this._glData );
+                        } else {
+                                this._glData = null
+                        }
+                        //      
+                        return this._glData;
+                },
+                //
+        set: function(value) {
+                //
+                var elt = this.views.design.iframe.contentWindow.document.body;
+                        //
+                        if (elt) {
+                                /*
+                                // Use this code to test the runtime version of WebGL
+                                var cdm = new NinjaCvsRt.CanvasDataManager();
+                                cdm.loadGLData(elt,  value,  null );
+                                */
+
+                                //
+                                var i, nWorlds= value.length;
+                                //
+                                for (i = 0;  i < nWorlds;  i++) {
+                                        // get the data for the next canvas
+                                        var importStr = value[i], id, jObj, index = importStr.indexOf(';'), matLibStr, matLibObj, startIndex, endIndex, canvas, useWebGL, world;
+                                        // determine if it is the new (JSON) or old style format
+                                        if ((importStr[0] === 'v') && (index < 24)) {
+                                                // JSON format.  pull off the
+                                                importStr = importStr.substr(index+1);
+                                                jObj = JSON.parse(importStr);
+                                                id = jObj.id;
+                                        } else {
+                        // at this point the data could be either the materials library or
+                        // an old style world.  We can determine which by converting the string
+                        // to an object via JSON.parse.  That operation will fail if the string
+                        // is an old style world.
+                        matLibStr = 'materialLibrary;';
+                        index = importStr.indexOf(matLibStr);
+                        if (index == 0) {
+                            importStr = importStr.substr(matLibStr.length);
+                            matLibObj = JSON.parse(importStr);
+                            MaterialsModel.importMaterials(matLibObj);
+                        } else {
+                                                    startIndex = importStr.indexOf("id: ");
+                                                    if (startIndex >= 0) {
+                                                            endIndex = importStr.indexOf("\n", startIndex);
+                                                            if (endIndex > 0) id = importStr.substring(startIndex+4, endIndex);
+                                                    }
+                        }
+                                        }
+                                        //
+                                        if (id != null) {
+                                                //
+                                                canvas = this.findCanvasWithID(id, elt);
+                                                //
+                                                if (canvas) {
+                                                        //
+                                                        if (!canvas.elementModel) {
+                                                                NJUtils.makeElementModel(canvas, "Canvas", "shape", true);
+                                                        }
+                                                        //
+                                                        if (canvas.elementModel) {
+                                                                if (canvas.elementModel.shapeModel.GLWorld) {
+                                                                        canvas.elementModel.shapeModel.GLWorld.clearTree();
+                                                                }
+                                                                //
+                                                                if (jObj) {
+                                                                        useWebGL = jObj.webGL;
+                                                                        world = new GLWorld(canvas, useWebGL);
+                                                                        world.importJSON(jObj);
+                                                                }
+                                                                //
+                                                                this.buildShapeModel(canvas.elementModel, world);
+                                                        }
+                                                }
+                                        }
+                                }
+                        }
+                }
+    },
+    ////////////////////////////////////////////////////////////////////
+        //
+    findCanvasWithID:  {
+                value: function(id, elt)  {
+                        //
+                        var i, child, nKids, foundElt, cid = elt.getAttribute("data-RDGE-id");
+                        //