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From j...@apache.org
Subject [09/28] incubator-corinthia git commit: included MOC compiler for Qt implementation
Date Mon, 17 Aug 2015 08:50:01 GMT
http://git-wip-us.apache.org/repos/asf/incubator-corinthia/blob/9bf02bb2/experiments/editorFramework/src/Layer0_Javascript/Position.js
----------------------------------------------------------------------
diff --git a/experiments/editorFramework/src/Layer0_Javascript/Position.js b/experiments/editorFramework/src/Layer0_Javascript/Position.js
deleted file mode 100644
index ce4bc18..0000000
--- a/experiments/editorFramework/src/Layer0_Javascript/Position.js
+++ /dev/null
@@ -1,1164 +0,0 @@
-// Licensed to the Apache Software Foundation (ASF) under one
-// or more contributor license agreements.  See the NOTICE file
-// distributed with this work for additional information
-// regarding copyright ownership.  The ASF licenses this file
-// to you under the Apache License, Version 2.0 (the
-// "License"); you may not use this file except in compliance
-// with the License.  You may obtain a copy of the License at
-//
-//   http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing,
-// software distributed under the License is distributed on an
-// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-// KIND, either express or implied.  See the License for the
-// specific language governing permissions and limitations
-// under the License.
-
-var Position;
-var Position_assertValid;
-var Position_prev;
-var Position_next;
-var Position_trackWhileExecuting;
-var Position_closestActualNode;
-var Position_okForInsertion;
-var Position_okForMovement;
-var Position_prevMatch;
-var Position_nextMatch;
-var Position_closestMatchForwards;
-var Position_closestMatchBackwards;
-var Position_track;
-var Position_untrack;
-var Position_rectAtPos;
-var Position_noteAncestor;
-var Position_captionAncestor;
-var Position_figureOrTableAncestor;
-var Position_displayRectAtPos;
-var Position_preferTextPosition;
-var Position_preferElementPosition;
-var Position_compare;
-var Position_atPoint;
-
-(function() {
-
-    // public
-    Position = function(node,offset)
-    {
-        if (node == document.documentElement)
-            throw new Error("node is root element");
-        Object.defineProperty(this,"self",{value: {}});
-        var self = this.self;
-        self.this = this;
-        self.node = node;
-        self.offset = offset;
-        self.origOffset = offset;
-        self.tracking = 0;
-        this.posId = null;
-        this.targetX = null;
-
-        Object.defineProperty(this,"node",{
-            get: function() { return this.self.node },
-            set: setNode,
-            enumerable: true });
-        Object.defineProperty(this,"offset",{
-            get: function() { return this.self.offset },
-            set: function(value) { this.self.offset = value },
-            enumerable: true});
-        Object.defineProperty(this,"origOffset",{
-            get: function() { return this.self.origOffset },
-            set: function(value) { this.self.origOffset = value },
-            enumerable: true});
-
-        Object.preventExtensions(this);
-    }
-
-    function actuallyStartTracking(self)
-    {
-        DOM_addTrackedPosition(self.this);
-    }
-
-    function actuallyStopTracking(self)
-    {
-        DOM_removeTrackedPosition(self.this);
-    }
-
-    function startTracking(self)
-    {
-        if (self.tracking == 0)
-            actuallyStartTracking(self);
-        self.tracking++;
-    }
-
-    function stopTracking(self)
-    {
-        self.tracking--;
-        if (self.tracking == 0)
-            actuallyStopTracking(self);
-    }
-
-    function setNode(node)
-    {
-        var self = this.self;
-        if (self.tracking > 0)
-            actuallyStopTracking(self);
-
-        self.node = node;
-
-        if (self.tracking > 0)
-            actuallyStartTracking(self);
-    }
-
-    function setNodeAndOffset(self,node,offset)
-    {
-        self.this.node = node;
-        self.this.offset = offset;
-    }
-
-    // public
-    Position.prototype.toString = function()
-    {
-        var self = this.self;
-        var result;
-        if (self.node.nodeType == Node.TEXT_NODE) {
-            var extra = "";
-            if (self.offset > self.node.nodeValue.length) {
-                for (var i = self.node.nodeValue.length; i < self.offset; i++)
-                    extra += "!";
-            }
-            var id = "";
-            if (window.debugIds)
-                id = self.node._nodeId+":";
-            result = id+JSON.stringify(self.node.nodeValue.slice(0,self.offset)+extra+"|"+
-                                       self.node.nodeValue.slice(self.offset));
-        }
-        else {
-            result = "("+nodeString(self.node)+","+self.offset+")";
-        }
-        if (this.posId != null)
-            result = "["+this.posId+"]"+result;
-        return result;
-    }
-
-    function positionSpecial(pos,forwards,backwards)
-    {
-        var node = pos.node;
-        var offset = pos.offset;
-
-        var prev = node.childNodes[offset-1];
-        var next = node.childNodes[offset];
-
-        // Moving left from the start of a caption - go to the end of the table
-        if ((node._type == HTML_CAPTION) && backwards && (prev == null))
-            return new Position(node.parentNode,node.parentNode.childNodes.length);
-
-        // Moving right from the end of a caption - go after the table
-        if ((node._type == HTML_CAPTION) && forwards && (next == null))
-            return new Position(node.parentNode.parentNode,DOM_nodeOffset(node.parentNode)+1);
-
-        // Moving left from just after a table - go to the end of the caption (if there is one)
-        if ((prev != null) && (prev._type == HTML_TABLE) && backwards) {
-            var firstChild = firstChildElement(prev);
-            if ((firstChild._type == HTML_CAPTION))
-                return new Position(firstChild,firstChild.childNodes.length);
-        }
-
-        // Moving right from just before a table - bypass the the caption (if there is one)
-        if ((next != null) && (next._type == HTML_TABLE) && forwards) {
-            var firstChild = firstChildElement(next);
-            if (firstChild._type == HTML_CAPTION)
-                return new Position(next,DOM_nodeOffset(firstChild)+1);
-        }
-
-        // Moving right from the end of a table - go to the start of the caption (if there is one)
-        if ((node._type == HTML_TABLE) && (next == null) && forwards) {
-            var firstChild = firstChildElement(node);
-            if (firstChild._type == HTML_CAPTION)
-                return new Position(firstChild,0);
-        }
-
-        // Moving left just after a caption node - skip the caption
-        if ((prev != null) && (prev._type == HTML_CAPTION) && backwards)
-            return new Position(node,offset-1);
-
-        return null;
-    }
-
-    // public
-    Position_assertValid = function(pos,description)
-    {
-        if (description == null)
-            description = "Position";
-
-        for (var ancestor = pos.node; ancestor != document.body; ancestor = ancestor.parentNode) {
-            if (ancestor == null)
-                throw new Error(description+" node "+pos.node.nodeName+" is not in tree");
-        }
-
-        var max;
-        if (pos.node.nodeType == Node.ELEMENT_NODE)
-            max = pos.node.childNodes.length;
-        else if (pos.node.nodeType == Node.TEXT_NODE)
-            max = pos.node.nodeValue.length;
-        else
-            throw new Error(description+" has invalid node type "+pos.node.nodeType);
-
-        if ((pos.offset < 0) || (pos.offset > max)) {
-            throw new Error(description+" (in "+pos.node.nodeName+") has invalid offset "+
-                            pos.offset+" (max allowed is "+max+")");
-        }
-    }
-
-    // public
-    Position_prev = function(pos)
-    {
-        if (pos.node.nodeType == Node.ELEMENT_NODE) {
-            var r = positionSpecial(pos,false,true);
-            if (r != null)
-                return r;
-            if (pos.offset == 0) {
-                return upAndBack(pos);
-            }
-            else {
-                var child = pos.node.childNodes[pos.offset-1];
-                return new Position(child,DOM_maxChildOffset(child));
-            }
-        }
-        else if (pos.node.nodeType == Node.TEXT_NODE) {
-            if (pos.offset > 0)
-                return new Position(pos.node,pos.offset-1);
-            else
-                return upAndBack(pos);
-        }
-        else {
-            return null;
-        }
-
-        function upAndBack(pos)
-        {
-            if (pos.node == pos.node.ownerDocument.body)
-                return null;
-            else
-                return new Position(pos.node.parentNode,DOM_nodeOffset(pos.node));
-        }
-    }
-
-    // public
-    Position_next = function(pos)
-    {
-        if (pos.node.nodeType == Node.ELEMENT_NODE) {
-            var r = positionSpecial(pos,true,false);
-            if (r != null)
-                return r;
-            if (pos.offset == pos.node.childNodes.length)
-                return upAndForwards(pos);
-            else
-                return new Position(pos.node.childNodes[pos.offset],0);
-        }
-        else if (pos.node.nodeType == Node.TEXT_NODE) {
-            if (pos.offset < pos.node.nodeValue.length)
-                return new Position(pos.node,pos.offset+1);
-            else
-                return upAndForwards(pos);
-        }
-        else {
-            return null;
-        }
-
-        function upAndForwards(pos)
-        {
-            if (pos.node == pos.node.ownerDocument.body)
-                return null;
-            else
-                return new Position(pos.node.parentNode,DOM_nodeOffset(pos.node)+1);
-        }
-    }
-
-    // public
-    Position_trackWhileExecuting = function(positions,fun)
-    {
-        for (var i = 0; i < positions.length; i++)
-            startTracking(positions[i].self);
-        try {
-            return fun();
-        }
-        finally {
-            for (var i = 0; i < positions.length; i++)
-                stopTracking(positions[i].self);
-        }
-    }
-
-    // public
-    Position_closestActualNode = function(pos,preferElement)
-    {
-        var node = pos.node;
-        var offset = pos.offset;
-        if ((node.nodeType != Node.ELEMENT_NODE) || (node.firstChild == null))
-            return node;
-        else if (offset == 0)
-            return node.firstChild;
-        else if (offset >= node.childNodes.length)
-            return node.lastChild;
-
-        var prev = node.childNodes[offset-1];
-        var next = node.childNodes[offset];
-        if (preferElement &&
-            (next.nodeType != Node.ELEMENT_NODE) &&
-            (prev.nodeType == Node.ELEMENT_NODE)) {
-            return prev;
-        }
-        else {
-            return next;
-        }
-    }
-
-    // public
-    Position_okForInsertion = function(pos)
-    {
-        return Position_okForMovement(pos,true);
-    }
-
-    function nodeCausesLineBreak(node)
-    {
-        return ((node._type == HTML_BR) || !isInlineNode(node));
-    }
-
-    function spacesUntilNextContent(node)
-    {
-        var spaces = 0;
-        while (true) {
-            if (node.firstChild) {
-                node = node.firstChild;
-            }
-            else if (node.nextSibling) {
-                node = node.nextSibling;
-            }
-            else {
-                while ((node.parentNode != null) && (node.parentNode.nextSibling == null)) {
-                    node = node.parentNode;
-                    if (nodeCausesLineBreak(node))
-                        return null;
-                }
-                if (node.parentNode == null)
-                    node = null;
-                else
-                    node = node.parentNode.nextSibling;
-            }
-
-            if ((node == null) || nodeCausesLineBreak(node))
-                return null;
-            if (isOpaqueNode(node))
-                return spaces;
-            if (node.nodeType == Node.TEXT_NODE) {
-                if (isWhitespaceTextNode(node)) {
-                    spaces += node.nodeValue.length;
-                }
-                else {
-                    var matches = node.nodeValue.match(/^\s+/);
-                    if (matches == null)
-                        return spaces;
-                    spaces += matches[0].length;
-                    return spaces;
-                }
-            }
-        }
-    }
-
-    // public
-    Position_okForMovement = function(pos,insertion)
-    {
-        var node = pos.node;
-        var offset = pos.offset;
-        var type = node._type;
-
-        if (isOpaqueNode(node))
-            return false;
-
-        for (var ancestor = node; ancestor != null; ancestor = ancestor.parentNode) {
-            var ancestorType = node._type;
-            if (ancestorType == HTML_FIGCAPTION)
-                break;
-            else if (ancestorType == HTML_FIGURE)
-                return false;
-        }
-
-        if (node.nodeType == Node.TEXT_NODE) {
-            var value = node.nodeValue;
-
-            // If there are multiple adjacent text nodes, consider them as one (adjusting the
-            // offset appropriately)
-
-            var firstNode = node;
-            var lastNode = node;
-
-            while ((firstNode.previousSibling != null) &&
-                   (firstNode.previousSibling.nodeType == Node.TEXT_NODE)) {
-                firstNode = firstNode.previousSibling;
-                value = firstNode.nodeValue + value;
-                offset += firstNode.nodeValue.length;
-            }
-
-            while ((lastNode.nextSibling != null) &&
-                   (lastNode.nextSibling.nodeType == Node.TEXT_NODE)) {
-                lastNode = lastNode.nextSibling;
-                value += lastNode.nodeValue;
-            }
-
-            var prevChar = value.charAt(offset-1);
-            var nextChar = value.charAt(offset);
-            var havePrevChar = ((prevChar != null) && !isWhitespaceString(prevChar));
-            var haveNextChar = ((nextChar != null) && !isWhitespaceString(nextChar));
-            if (havePrevChar && haveNextChar) {
-                var prevCode = value.charCodeAt(offset-1);
-                var nextCode = value.charCodeAt(offset);
-                if ((prevCode >= 0xD800) && (prevCode <= 0xDBFF) &&
-                    (nextCode >= 0xDC00) && (nextCode <= 0xDFFF)) {
-                    return false; // In middle of surrogate pair
-                }
-                return true;
-            }
-
-            if (isWhitespaceString(value)) {
-                if (offset == 0) {
-                    if ((node == firstNode) &&
-                        (firstNode.previousSibling == null) && (lastNode.nextSibling == null))
-                        return true;
-                    if ((node.nextSibling != null) && (node.nextSibling._type == HTML_BR))
-                        return true;
-                    if ((node.firstChild == null) &&
-                        (node.previousSibling == null) &&
-                        (node.nextSibling == null)) {
-                        return true;
-                    }
-                    if (insertion && (node.previousSibling != null) &&
-                        isInlineNode(node.previousSibling) &&
-                        !isOpaqueNode(node.previousSibling) &&
-                        (node.previousSibling._type != HTML_BR))
-                        return true;
-                }
-                return false;
-            }
-
-            if (insertion)
-                return true;
-
-            var precedingText = value.substring(0,offset);
-            if (isWhitespaceString(precedingText)) {
-                return (haveNextChar &&
-                        ((node.previousSibling == null) ||
-                         (node.previousSibling._type == HTML_BR) ||
-                         isNoteNode(node.previousSibling) ||
-                         (isParagraphNode(node.previousSibling)) ||
-                         (getNodeText(node.previousSibling).match(/\s$/)) ||
-                         isItemNumber(node.previousSibling) ||
-                         ((precedingText.length > 0))));
-            }
-
-            var followingText = value.substring(offset);
-            if (isWhitespaceString(followingText)) {
-                return (havePrevChar &&
-                        ((node.nextSibling == null) ||
-                         isNoteNode(node.nextSibling) ||
-                         (followingText.length > 0) ||
-                         (spacesUntilNextContent(node) != 0)));
-            }
-
-            return (havePrevChar || haveNextChar);
-        }
-        else if (node.nodeType == Node.ELEMENT_NODE) {
-            if (node.firstChild == null) {
-                switch (type) {
-                case HTML_LI:
-                case HTML_TH:
-                case HTML_TD:
-                    return true;
-                default:
-                    if (PARAGRAPH_ELEMENTS[type])
-                        return true;
-                    else
-                        break;
-                }
-            }
-
-            var prevNode = node.childNodes[offset-1];
-            var nextNode = node.childNodes[offset];
-            var prevType = (prevNode != null) ? prevNode._type : 0;
-            var nextType = (nextNode != null) ? nextNode._type : 0;
-
-            var prevIsNote = (prevNode != null) && isNoteNode(prevNode);
-            var nextIsNote = (nextNode != null) && isNoteNode(nextNode);
-            if (((nextNode == null) || !nodeHasContent(nextNode)) && prevIsNote)
-                return true;
-            if (((prevNode == null) || !nodeHasContent(prevNode)) && nextIsNote)
-                return true;
-            if (prevIsNote && nextIsNote)
-                return true;
-
-            if ((prevNode == null) && (nextNode == null) &&
-                (CONTAINERS_ALLOWING_CHILDREN[type] ||
-                (isInlineNode(node) && !isOpaqueNode(node) && (type != HTML_BR))))
-                return true;
-
-            if ((prevNode != null) && isSpecialBlockNode(prevNode))
-                return true;
-            if ((nextNode != null) && isSpecialBlockNode(nextNode))
-                return true;
-
-            if ((nextNode != null) && isItemNumber(nextNode))
-                return false;
-            if ((prevNode != null) && isItemNumber(prevNode))
-                return ((nextNode == null) || isWhitespaceTextNode(nextNode));
-
-            if ((nextNode != null) && (nextType == HTML_BR))
-                return ((prevType == 0) || (prevType != HTML_TEXT));
-
-            if ((prevNode != null) && (isOpaqueNode(prevNode) || (prevType == HTML_TABLE))) {
-
-                switch (nextType) {
-                case 0:
-                case HTML_TEXT:
-                case HTML_TABLE:
-                    return true;
-                default:
-                    return isOpaqueNode(nextNode);
-                }
-            }
-            if ((nextNode != null) && (isOpaqueNode(nextNode) || (nextType == HTML_TABLE))) {
-                switch (prevType) {
-                case 0:
-                case HTML_TEXT:
-                case HTML_TABLE:
-                    return true;
-                default:
-                    return isOpaqueNode(prevNode);
-                }
-            }
-        }
-
-        return false;
-    }
-
-    Position_prevMatch = function(pos,fun)
-    {
-        do {
-            pos = Position_prev(pos);
-        } while ((pos != null) && !fun(pos));
-        return pos;
-    }
-
-    Position_nextMatch = function(pos,fun)
-    {
-        do {
-            pos = Position_next(pos);
-        } while ((pos != null) && !fun(pos));
-        return pos;
-    }
-
-    function findEquivalentValidPosition(pos,fun)
-    {
-        var node = pos.node;
-        var offset = pos.offset;
-        if (node.nodeType == Node.ELEMENT_NODE) {
-            var before = node.childNodes[offset-1];
-            var after = node.childNodes[offset];
-            if ((before != null) && (before.nodeType == Node.TEXT_NODE)) {
-                var candidate = new Position(before,before.nodeValue.length);
-                if (fun(candidate))
-                    return candidate;
-            }
-            if ((after != null) && (after.nodeType == Node.TEXT_NODE)) {
-                var candidate = new Position(after,0);
-                if (fun(candidate))
-                    return candidate;
-            }
-        }
-
-        if ((pos.node.nodeType == Node.TEXT_NODE) &&
-            isWhitespaceString(pos.node.nodeValue.slice(pos.offset))) {
-            var str = pos.node.nodeValue;
-            var whitespace = str.match(/\s+$/);
-            if (whitespace) {
-                var adjusted = new Position(pos.node,
-                                            str.length - whitespace[0].length + 1);
-                return adjusted;
-            }
-        }
-        return pos;
-    }
-
-    // public
-    Position_closestMatchForwards = function(pos,fun)
-    {
-        if (pos == null)
-            return null;
-
-        if (!fun(pos))
-            pos = findEquivalentValidPosition(pos,fun);
-
-        if (fun(pos))
-            return pos;
-
-        var next = Position_nextMatch(pos,fun);
-        if (next != null)
-            return next;
-
-        var prev = Position_prevMatch(pos,fun);
-        if (prev != null)
-            return prev;
-
-        return new Position(document.body,document.body.childNodes.length);
-    }
-
-    // public
-    Position_closestMatchBackwards = function(pos,fun)
-    {
-        if (pos == null)
-            return null;
-
-        if (!fun(pos))
-            pos = findEquivalentValidPosition(pos,fun);
-
-        if (fun(pos))
-            return pos;
-
-        var prev = Position_prevMatch(pos,fun);
-        if (prev != null)
-            return prev;
-
-        var next = Position_nextMatch(pos,fun);
-        if (next != null)
-            return next;
-
-        return new Position(document.body,0);
-    }
-
-    Position_track = function(pos)
-    {
-        startTracking(pos.self);
-    }
-
-    Position_untrack = function(pos)
-    {
-        stopTracking(pos.self);
-    }
-
-    Position_rectAtPos = function(pos)
-    {
-        if (pos == null)
-            return null;
-        var range = new Range(pos.node,pos.offset,pos.node,pos.offset);
-        var rects = Range_getClientRects(range);
-
-        if ((rects.length > 0) && !rectIsEmpty(rects[0])) {
-            return rects[0];
-        }
-
-        if (isParagraphNode(pos.node) && (pos.offset == 0)) {
-            var rect = pos.node.getBoundingClientRect();
-            if (!rectIsEmpty(rect))
-                return rect;
-        }
-
-        return null;
-    }
-
-    function posAtStartOfParagraph(pos,paragraph)
-    {
-        return ((pos.node == paragraph.node) &&
-                (pos.offset == paragraph.startOffset));
-    }
-
-    function posAtEndOfParagraph(pos,paragraph)
-    {
-        return ((pos.node == paragraph.node) &&
-                (pos.offset == paragraph.endOffset));
-    }
-
-    function zeroWidthRightRect(rect)
-    {
-        return { left: rect.right, // 0 width
-                 right: rect.right,
-                 top: rect.top,
-                 bottom: rect.bottom,
-                 width: 0,
-                 height: rect.height };
-    }
-
-    function zeroWidthLeftRect(rect)
-    {
-        return { left: rect.left,
-                 right: rect.left, // 0 width
-                 top: rect.top,
-                 bottom: rect.bottom,
-                 width: 0,
-                 height: rect.height };
-    }
-
-    function zeroWidthMidRect(rect)
-    {
-        var mid = rect.left + rect.width/2;
-        return { left: mid,
-                 right: mid, // 0 width
-                 top: rect.top,
-                 bottom: rect.bottom,
-                 width: 0,
-                 height: rect.height };
-    }
-
-    Position_noteAncestor = function(pos)
-    {
-        var node = Position_closestActualNode(pos);
-        for (; node != null; node = node.parentNode) {
-            if (isNoteNode(node))
-                return node;
-        }
-        return null;
-    }
-
-    Position_captionAncestor = function(pos)
-    {
-        var node = Position_closestActualNode(pos);
-        for (; node != null; node = node.parentNode) {
-            if ((node._type == HTML_FIGCAPTION) || (node._type == HTML_CAPTION))
-                return node;
-        }
-        return null;
-    }
-
-    Position_figureOrTableAncestor = function(pos)
-    {
-        var node = Position_closestActualNode(pos);
-        for (; node != null; node = node.parentNode) {
-            if ((node._type == HTML_FIGURE) || (node._type == HTML_TABLE))
-                return node;
-        }
-        return null;
-    }
-
-    function exactRectAtPos(pos)
-    {
-        var node = pos.node;
-        var offset = pos.offset;
-
-        if (node.nodeType == Node.ELEMENT_NODE) {
-            if (offset > node.childNodes.length)
-                throw new Error("Invalid offset: "+offset+" of "+node.childNodes.length);
-
-            var before = node.childNodes[offset-1];
-            var after = node.childNodes[offset];
-
-            // Cursor is immediately before table -> return table rect
-            if ((before != null) && isSpecialBlockNode(before))
-                return zeroWidthRightRect(before.getBoundingClientRect());
-
-            // Cursor is immediately after table -> return table rect
-            else if ((after != null) && isSpecialBlockNode(after))
-                return zeroWidthLeftRect(after.getBoundingClientRect());
-
-            // Start of empty paragraph
-            if ((node.nodeType == Node.ELEMENT_NODE) && (offset == 0) &&
-                isParagraphNode(node) && !nodeHasContent(node)) {
-                return zeroWidthLeftRect(node.getBoundingClientRect());
-            }
-
-            return null;
-        }
-        else if (node.nodeType == Node.TEXT_NODE) {
-            // First see if the client rects returned by the range gives us a valid value. This
-            // won't be the case if the cursor is surrounded by both sides on whitespace.
-            var result = rectAtRightOfRange(new Range(node,offset,node,offset));
-            if (result != null)
-                return result;
-
-            if (offset > 0) {
-                // Try and get the rect of the previous character; the cursor goes after that
-                var result = rectAtRightOfRange(new Range(node,offset-1,node,offset));
-                if (result != null)
-                    return result;
-            }
-
-            return null;
-        }
-        else {
-            return null;
-        }
-
-        function rectAtRightOfRange(range)
-        {
-            var rects = Range_getClientRects(range);
-            if ((rects == null) || (rects.length == 0) || (rects[rects.length-1].height == 0))
-                return null;
-            return zeroWidthRightRect(rects[rects.length-1]);
-        }
-    }
-
-    function tempSpaceRect(parentNode,nextSibling)
-    {
-        var space = DOM_createTextNode(document,String.fromCharCode(160));
-        DOM_insertBefore(parentNode,space,nextSibling);
-        var range = new Range(space,0,space,1);
-        var rects = Range_getClientRects(range);
-        DOM_deleteNode(space);
-        if (rects.length > 0)
-            return rects[0];
-        else
-            return nil;
-    }
-
-    Position_displayRectAtPos = function(pos)
-    {
-        rect = exactRectAtPos(pos);
-        if (rect != null)
-            return rect;
-
-        var noteNode = Position_noteAncestor(pos);
-        if ((noteNode != null) && !nodeHasContent(noteNode)) // In empty footnote or endnote
-            return zeroWidthMidRect(noteNode.getBoundingClientRect());
-
-        // If we're immediately before or after a footnote or endnote, calculate the rect by
-        // temporarily inserting a space character, and getting the rect at the start of that.
-        // This avoids us instead getting a rect inside the note, which is what would otherwise
-        // happen if there was no adjacent text node outside the note.
-        if ((pos.node.nodeType == Node.ELEMENT_NODE)) {
-            var before = pos.node.childNodes[pos.offset-1];
-            var after = pos.node.childNodes[pos.offset];
-            if (((before != null) && isNoteNode(before)) ||
-                ((after != null) && isNoteNode(after))) {
-                var rect = tempSpaceRect(pos.node,pos.node.childNodes[pos.offset]);
-                if (rect != null)
-                    return zeroWidthLeftRect(rect);
-            }
-        }
-
-        var captionNode = Position_captionAncestor(pos);
-        if ((captionNode != null) && !nodeHasContent(captionNode)) {
-            // Even if an empty caption has generated content (e.g. "Figure X: ") preceding it,
-            // we can't directly get the rect of that generated content. So we temporarily insert
-            // a text node containing a single space character, get the position to the right of
-            // that character, and then remove the text node.
-            var rect = tempSpaceRect(captionNode,null);
-            if (rect != null)
-                return zeroWidthRightRect(rect);
-        }
-
-        var paragraph = Text_findParagraphBoundaries(pos);
-
-        var backRect = null;
-        for (var backPos = pos; backPos != null; backPos = Position_prev(backPos)) {
-            backRect = exactRectAtPos(backPos);
-            if ((backRect != null) || posAtStartOfParagraph(backPos,paragraph))
-                break;
-        }
-
-        var forwardRect = null;
-        for (var forwardPos = pos; forwardPos != null; forwardPos = Position_next(forwardPos)) {
-            forwardRect = exactRectAtPos(forwardPos);
-            if ((forwardRect != null) || posAtEndOfParagraph(forwardPos,paragraph))
-                break;
-        }
-
-        if (backRect != null) {
-            return backRect;
-        }
-        else if (forwardRect != null) {
-            return forwardRect;
-        }
-        else {
-            // Fallback, e.g. for empty LI elements
-            var node = pos.node;
-            if (node.nodeType == Node.TEXT_NODE)
-                node = node.parentNode;
-            return zeroWidthLeftRect(node.getBoundingClientRect());
-        }
-    }
-
-    Position_equal = function(a,b)
-    {
-        if ((a == null) && (b == null))
-            return true;
-        if ((a != null) && (b != null) &&
-            (a.node == b.node) && (a.offset == b.offset))
-            return true;
-        return false;
-    }
-
-    Position_preferTextPosition = function(pos)
-    {
-        var node = pos.node;
-        var offset = pos.offset;
-        if (node.nodeType == Node.ELEMENT_NODE) {
-            var before = node.childNodes[offset-1];
-            var after = node.childNodes[offset];
-            if ((before != null) && (before.nodeType == Node.TEXT_NODE))
-                return new Position(before,before.nodeValue.length);
-            if ((after != null) && (after.nodeType == Node.TEXT_NODE))
-                return new Position(after,0);
-        }
-        return pos;
-    }
-
-    Position_preferElementPosition = function(pos)
-    {
-        if (pos.node.nodeType == Node.TEXT_NODE) {
-            if (pos.node.parentNode == null)
-                throw new Error("Position "+pos+" has no parent node");
-            if (pos.offset == 0)
-                return new Position(pos.node.parentNode,DOM_nodeOffset(pos.node));
-            if (pos.offset == pos.node.nodeValue.length)
-                return new Position(pos.node.parentNode,DOM_nodeOffset(pos.node)+1);
-        }
-        return pos;
-    }
-
-    Position_compare = function(first,second)
-    {
-        if ((first.node == second.node) && (first.offset == second.offset))
-            return 0;
-
-        var doc = first.node.ownerDocument;
-        if ((first.node.parentNode == null) && (first.node != doc.documentElement))
-            throw new Error("First node has been removed from document");
-        if ((second.node.parentNode == null) && (second.node != doc.documentElement))
-            throw new Error("Second node has been removed from document");
-
-        if (first.node == second.node)
-            return first.offset - second.offset;
-
-        var firstParent = null;
-        var firstChild = null;
-        var secondParent = null;
-        var secondChild = null;
-
-        if (second.node.nodeType == Node.ELEMENT_NODE) {
-            secondParent = second.node;
-            secondChild = second.node.childNodes[second.offset];
-        }
-        else {
-            secondParent = second.node.parentNode;
-            secondChild = second.node;
-        }
-
-        if (first.node.nodeType == Node.ELEMENT_NODE) {
-            firstParent = first.node;
-            firstChild = first.node.childNodes[first.offset];
-        }
-        else {
-            firstParent = first.node.parentNode;
-            firstChild = first.node;
-            if (firstChild == secondChild)
-                return 1;
-        }
-
-        var firstC = firstChild;
-        var firstP = firstParent;
-        while (firstP != null) {
-
-            var secondC = secondChild;
-            var secondP = secondParent;
-            while (secondP != null) {
-
-                if (firstP == secondC)
-                    return 1;
-
-                if (firstP == secondP) {
-                    // if secondC is last child, firstC must be secondC or come before it
-                    if (secondC == null)
-                        return -1;
-                    for (var n = firstC; n != null; n = n.nextSibling) {
-                        if (n == secondC)
-                            return -1;
-                    }
-                    return 1;
-                }
-
-                secondC = secondP;
-                secondP = secondP.parentNode;
-            }
-
-            firstC = firstP;
-            firstP = firstP.parentNode;
-        }
-        throw new Error("Could not find common ancestor");
-    }
-
-    // This function works around a bug in WebKit where caretRangeFromPoint sometimes returns an
-    // incorrect node (the last text node in the document). In a previous attempt to fix this bug,
-    // we first checked if the point was in the elements bounding rect, but this meant that it
-    // wasn't possible to place the cursor at the nearest node, if the click location was not
-    // exactly on a node.
-
-    // Now we instead check to see if the result of elementFromPoint is the same as the parent node
-    // of the text node returned by caretRangeFromPoint. If it isn't, then we assume that the latter
-    // result is incorrect, and return null.
-
-    // In the circumstances where this bug was observed, the last text node in the document was
-    // being returned from caretRangeFromPoint in some cases. In the typical case, this is going to
-    // be inside a paragraph node, but elementNodeFromPoint was returning the body element. The
-    // check we do now comparing the results of the two functions fixes this case, but won't work as
-    // intended if the document's last text node is a direct child of the body (as it may be in some
-    // HTML documents that users open).
-
-    function posOutsideSelection(pos)
-    {
-        pos = Position_preferElementPosition(pos);
-
-        if (!isSelectionSpan(pos.node))
-            return pos;
-
-        if (pos.offset == 0)
-            return new Position(pos.node.parentNode,DOM_nodeOffset(pos.node));
-        else if (pos.offset == pos.node.childNodes.length)
-            return new Position(pos.node.parentNode,DOM_nodeOffset(pos.node)+1);
-        else
-            return pos;
-    }
-
-    Position_atPoint = function(x,y)
-    {
-        // In general, we can use document.caretRangeFromPoint(x,y) to determine the location of the
-        // cursor based on screen coordinates. However, this doesn't work if the screen coordinates
-        // are outside the bounding box of the document's body. So when this is true, we find either
-        // the first or last non-whitespace text node, calculate a y value that is half-way between
-        // the top and bottom of its first or last rect (respectively), and use that instead. This
-        // results in the cursor being placed on the first or last line when the user taps outside
-        // the document bounds.
-
-        var bodyRect = document.body.getBoundingClientRect();
-        var boundaryRect = null;
-        if (y <= bodyRect.top)
-            boundaryRect = findFirstTextRect();
-        else if (y >= bodyRect.bottom)
-            boundaryRect = findLastTextRect();
-
-        if (boundaryRect != null)
-            y = boundaryRect.top + boundaryRect.height/2;
-
-        // We get here if the coordinates are inside the document's bounding rect, or if getting the
-        // position from the first or last rect failed for some reason.
-
-        var range = document.caretRangeFromPoint(x,y);
-        if (range == null)
-            return null;
-
-        var pos = new Position(range.startContainer,range.startOffset);
-        pos = Position_preferElementPosition(pos);
-
-        if (pos.node.nodeType == Node.ELEMENT_NODE) {
-            var outside = posOutsideSelection(pos);
-            var prev = outside.node.childNodes[outside.offset-1];
-            var next = outside.node.childNodes[outside.offset];
-
-            if ((prev != null) && nodeMayContainPos(prev) && elementContainsPoint(prev,x,y))
-                return new Position(prev,0);
-
-            if ((next != null) && nodeMayContainPos(next) && elementContainsPoint(next,x,y))
-                return new Position(next,0);
-
-            if (next != null) {
-                var nextNode = outside.node;
-                var nextOffset = outside.offset+1;
-
-                if (isSelectionSpan(next) && (next.firstChild != null)) {
-                    nextNode = next;
-                    nextOffset = 1;
-                    next = next.firstChild;
-                }
-
-                if ((next != null) && isEmptyNoteNode(next)) {
-                    var rect = next.getBoundingClientRect();
-                    if (x > rect.right)
-                        return new Position(nextNode,nextOffset);
-                }
-            }
-        }
-
-        pos = adjustPositionForFigure(pos);
-
-        return pos;
-    }
-
-    // This is used for nodes that can potentially be the right match for a hit test, but for
-    // which caretRangeFromPoint() returns the wrong result
-    function nodeMayContainPos(node)
-    {
-        return ((node._type == HTML_IMG) || isEmptyNoteNode(node));
-    }
-
-    function elementContainsPoint(element,x,y)
-    {
-        var rect = element.getBoundingClientRect();
-        return ((x >= rect.left) && (x <= rect.right) &&
-                (y >= rect.top) && (y <= rect.bottom));
-    }
-
-    function isEmptyParagraphNode(node)
-    {
-        return ((node._type == HTML_P) &&
-                (node.lastChild != null) &&
-                (node.lastChild._type == HTML_BR) &&
-                !nodeHasContent(node));
-    }
-
-    function findLastTextRect()
-    {
-        var node = lastDescendant(document.body);
-
-        while ((node != null) &&
-               ((node.nodeType != Node.TEXT_NODE) || isWhitespaceTextNode(node))) {
-            if (isEmptyParagraphNode(node))
-                return node.getBoundingClientRect();
-            node = prevNode(node);
-        }
-
-        if (node != null) {
-            var domRange = document.createRange();
-            domRange.setStart(node,0);
-            domRange.setEnd(node,node.nodeValue.length);
-            var rects = domRange.getClientRects();
-            if ((rects != null) && (rects.length > 0))
-                return rects[rects.length-1];
-        }
-        return null;
-    }
-
-    function findFirstTextRect()
-    {
-        var node = firstDescendant(document.body);
-
-        while ((node != null) &&
-               ((node.nodeType != Node.TEXT_NODE) || isWhitespaceTextNode(node))) {
-            if (isEmptyParagraphNode(node))
-                return node.getBoundingClientRect();
-            node = nextNode(node);
-        }
-
-        if (node != null) {
-            var domRange = document.createRange();
-            domRange.setStart(node,0);
-            domRange.setEnd(node,node.nodeValue.length);
-            var rects = domRange.getClientRects();
-            if ((rects != null) && (rects.length > 0))
-                return rects[0];
-        }
-        return null;
-    }
-
-    function adjustPositionForFigure(position)
-    {
-        if (position == null)
-            return null;
-        if (position.node._type == HTML_FIGURE) {
-            var prev = position.node.childNodes[position.offset-1];
-            var next = position.node.childNodes[position.offset];
-            if ((prev != null) && (prev._type == HTML_IMG)) {
-                position = new Position(position.node.parentNode,
-                                        DOM_nodeOffset(position.node)+1);
-            }
-            else if ((next != null) && (next._type == HTML_IMG)) {
-                position = new Position(position.node.parentNode,
-                                        DOM_nodeOffset(position.node));
-            }
-        }
-        return position;
-    }
-
-})();

http://git-wip-us.apache.org/repos/asf/incubator-corinthia/blob/9bf02bb2/experiments/editorFramework/src/Layer0_Javascript/PostponedActions.js
----------------------------------------------------------------------
diff --git a/experiments/editorFramework/src/Layer0_Javascript/PostponedActions.js b/experiments/editorFramework/src/Layer0_Javascript/PostponedActions.js
deleted file mode 100644
index d445536..0000000
--- a/experiments/editorFramework/src/Layer0_Javascript/PostponedActions.js
+++ /dev/null
@@ -1,55 +0,0 @@
-// Licensed to the Apache Software Foundation (ASF) under one
-// or more contributor license agreements.  See the NOTICE file
-// distributed with this work for additional information
-// regarding copyright ownership.  The ASF licenses this file
-// to you under the Apache License, Version 2.0 (the
-// "License"); you may not use this file except in compliance
-// with the License.  You may obtain a copy of the License at
-//
-//   http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing,
-// software distributed under the License is distributed on an
-// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-// KIND, either express or implied.  See the License for the
-// specific language governing permissions and limitations
-// under the License.
-
-var PostponedActions_add;
-var PostponedActions_perform;
-
-(function() {
-
-    function PostponedAction(fun,undoDisabled)
-    {
-        this.fun = fun;
-        this.undoDisabled = undoDisabled;
-    }
-
-    var actions = new Array();
-
-    PostponedActions_add = function(action)
-    {
-        actions.push(new PostponedAction(action,UndoManager_isDisabled()));
-    }
-
-    PostponedActions_perform = function()
-    {
-        var count = 0;
-        while (actions.length > 0) {
-            if (count >= 10)
-                throw new Error("Too many postponed actions");
-            var actionsToPerform = actions;
-            actions = new Array();
-            for (var i = 0; i < actionsToPerform.length; i++) {
-                var action = actionsToPerform[i];
-                if (action.undoDisabled)
-                    UndoManager_disableWhileExecuting(action.fun);
-                else
-                    action.fun();
-            }
-            count++;
-        }
-    }
-
-})();

http://git-wip-us.apache.org/repos/asf/incubator-corinthia/blob/9bf02bb2/experiments/editorFramework/src/Layer0_Javascript/Preview.js
----------------------------------------------------------------------
diff --git a/experiments/editorFramework/src/Layer0_Javascript/Preview.js b/experiments/editorFramework/src/Layer0_Javascript/Preview.js
deleted file mode 100644
index 97f9bf1..0000000
--- a/experiments/editorFramework/src/Layer0_Javascript/Preview.js
+++ /dev/null
@@ -1,139 +0,0 @@
-// Licensed to the Apache Software Foundation (ASF) under one
-// or more contributor license agreements.  See the NOTICE file
-// distributed with this work for additional information
-// regarding copyright ownership.  The ASF licenses this file
-// to you under the Apache License, Version 2.0 (the
-// "License"); you may not use this file except in compliance
-// with the License.  You may obtain a copy of the License at
-//
-//   http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing,
-// software distributed under the License is distributed on an
-// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-// KIND, either express or implied.  See the License for the
-// specific language governing permissions and limitations
-// under the License.
-
-var Preview_showForStyle;
-
-(function(){
-
-    var previewText =
-        "Lorem ipsum dolor sit amet, consectetur adipiscing elit. Donec in diam \n"+
-        "mauris. Integer in lorem sit amet dolor lacinia aliquet. Cras vehicula odio \n"+
-        "non enim euismod nec congue lorem varius. Sed eu libero arcu, eget tempus \n"+
-        "augue. Vivamus varius risus ac libero sagittis eu ultricies lectus \n"+
-        "consequat. Integer gravida accumsan fermentum. Morbi erat ligula, volutpat \n"+
-        "non accumsan sed, pellentesque quis purus. Vestibulum vestibulum tincidunt \n"+
-        "lectus non pellentesque. Quisque porttitor sollicitudin tellus, id porta \n"+
-        "velit interdum sit amet. Cras quis sem orci, vel convallis magna. \n"+
-        "Pellentesque congue, libero et iaculis volutpat, enim turpis sodales dui, \n"+
-        "lobortis pharetra lectus dolor at sem. Nullam aliquam, odio ac laoreet \n"+
-        "vulputate, ligula nunc euismod leo, vel bibendum magna leo ut orci. In \n"+
-        "tortor turpis, pellentesque nec cursus ut, consequat non ipsum. Praesent \n"+
-        "venenatis, leo in pulvinar pharetra, eros nisi convallis elit, vitae luctus \n"+
-        "magna velit ut lorem."
-
-    function setTableCellContents(node)
-    {
-        if (isTableCell(node)) {
-            DOM_deleteAllChildren(node);
-            DOM_appendChild(node,DOM_createTextNode(document,"Cell contents"));
-        }
-        else {
-            for (var child = node.firstChild; child != null; child = child.nextSibling)
-                setTableCellContents(child);
-        }
-    }
-
-    function showForStyle(styleId,uiName,titleText)
-    {
-        var elementName = null;
-        var className = null;
-
-        var dotPos = styleId.indexOf(".");
-        if (dotPos >= 0) {
-            elementName = styleId.substring(0,dotPos);
-            className = styleId.substring(dotPos+1);
-        }
-        else {
-            elementName = styleId;
-            className = null;
-        }
-
-        var title = DOM_createTextNode(document,titleText);
-        var text = DOM_createTextNode(document,previewText);
-
-        Selection_clear();
-        DOM_deleteAllChildren(document.body);
-
-        if (PARAGRAPH_ELEMENTS[ElementTypes[elementName]]) {
-            var paragraph1 = createParagraphElement(elementName,className);
-            var paragraph2 = createParagraphElement(elementName,className);
-            DOM_appendChild(paragraph1,title);
-            DOM_appendChild(paragraph2,text);
-            DOM_appendChild(document.body,paragraph1);
-            DOM_appendChild(document.body,paragraph2);
-
-            if (className != null) {
-                DOM_setAttribute(paragraph1,"class",className);
-                DOM_setAttribute(paragraph2,"class",className);
-            }
-        }
-        else if (elementName == "span") {
-            var p1 = DOM_createElement(document,"P");
-            var p2 = DOM_createElement(document,"P");
-            var span1 = DOM_createElement(document,"SPAN");
-            var span2 = DOM_createElement(document,"SPAN");
-
-            if (className != null) {
-                DOM_setAttribute(span1,"class",className);
-                DOM_setAttribute(span2,"class",className);
-            }
-
-            DOM_appendChild(span1,title);
-            DOM_appendChild(span2,text);
-
-            DOM_appendChild(p1,span1);
-            DOM_appendChild(p2,span2);
-
-            DOM_appendChild(document.body,p1);
-            DOM_appendChild(document.body,p2);
-        }
-        else if ((elementName == "table") || (elementName == "caption")) {
-            // FIXME: cater for different table styles
-            Selection_selectAll();
-            Tables_insertTable(3,3,"66%",true,"Table caption");
-            Selection_clear();
-            var table = document.getElementsByTagName("TABLE")[0];
-            setTableCellContents(table);
-            if ((elementName == "table") && (className != null))
-                DOM_setAttribute(table,"class",className);
-        }
-        else if ((elementName == "figure") || (elementName == "figcaption")) {
-            Selection_selectAll();
-            Figures_insertFigure("SampleFigure.svg","75%",true,"TCP 3-way handshake");
-            Selection_clear();
-        }
-        else if (elementName == "body") {
-            // We use BR here instead of separate paragraphs, since we don't want the properties
-            // for the P element to be applied
-            DOM_appendChild(document.body,title);
-            DOM_appendChild(document.body,DOM_createElement(document,"BR"));
-            DOM_appendChild(document.body,DOM_createElement(document,"BR"));
-            DOM_appendChild(document.body,text);
-        }
-
-        function createParagraphElement(elementName,className)
-        {
-            var element = DOM_createElement(document,elementName);
-            if (className != null)
-                DOM_setAttribute(element,"class",className);
-            return element;
-        }
-    }
-
-    Preview_showForStyle = showForStyle;
-
-})();

http://git-wip-us.apache.org/repos/asf/incubator-corinthia/blob/9bf02bb2/experiments/editorFramework/src/Layer0_Javascript/README
----------------------------------------------------------------------
diff --git a/experiments/editorFramework/src/Layer0_Javascript/README b/experiments/editorFramework/src/Layer0_Javascript/README
deleted file mode 100644
index 10fd5f9..0000000
--- a/experiments/editorFramework/src/Layer0_Javascript/README
+++ /dev/null
@@ -1 +0,0 @@
-the javascript files doing the actual in file editing and rendering.

http://git-wip-us.apache.org/repos/asf/incubator-corinthia/blob/9bf02bb2/experiments/editorFramework/src/Layer0_Javascript/Range.js
----------------------------------------------------------------------
diff --git a/experiments/editorFramework/src/Layer0_Javascript/Range.js b/experiments/editorFramework/src/Layer0_Javascript/Range.js
deleted file mode 100644
index 8d7c655..0000000
--- a/experiments/editorFramework/src/Layer0_Javascript/Range.js
+++ /dev/null
@@ -1,566 +0,0 @@
-// Licensed to the Apache Software Foundation (ASF) under one
-// or more contributor license agreements.  See the NOTICE file
-// distributed with this work for additional information
-// regarding copyright ownership.  The ASF licenses this file
-// to you under the Apache License, Version 2.0 (the
-// "License"); you may not use this file except in compliance
-// with the License.  You may obtain a copy of the License at
-//
-//   http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing,
-// software distributed under the License is distributed on an
-// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-// KIND, either express or implied.  See the License for the
-// specific language governing permissions and limitations
-// under the License.
-
-var Range;
-
-var Range_assertValid;
-var Range_isEmpty;
-var Range_trackWhileExecuting;
-var Range_expand;
-var Range_isForwards;
-var Range_getAllNodes;
-var Range_singleNode;
-var Range_ensureInlineNodesInParagraph;
-var Range_ensureValidHierarchy;
-var Range_forwards;
-var Range_detail;
-var Range_getOutermostNodes;
-var Range_getClientRects;
-var Range_cloneContents;
-var Range_hasContent;
-var Range_getText;
-
-(function() {
-
-    Range = function(startNode,startOffset,endNode,endOffset)
-    {
-        this.start = new Position(startNode,startOffset);
-        this.end = new Position(endNode,endOffset);
-    }
-
-    Range_assertValid = function(range,description)
-    {
-        if (description == null)
-            description = "Range";
-        if (range == null)
-            throw new Error(description+" is null");
-        Position_assertValid(range.start,description+" start");
-        Position_assertValid(range.end,description+" end");
-    }
-
-    Range_isEmpty = function(range)
-    {
-        return ((range.start.node == range.end.node) &&
-                (range.start.offset == range.end.offset));
-    }
-
-    Range.prototype.toString = function()
-    {
-        return this.start.toString() + " - " + this.end.toString();
-    }
-
-    Range_trackWhileExecuting = function(range,fun)
-    {
-        if (range == null)
-            return fun();
-        else
-            return Position_trackWhileExecuting([range.start,range.end],fun);
-    }
-
-    Range_expand = function(range)
-    {
-        var doc = range.start.node.ownerDocument;
-        while ((range.start.offset == 0) && (range.start.node != doc.body)) {
-            var offset = DOM_nodeOffset(range.start.node);
-            range.start.node = range.start.node.parentNode;
-            range.start.offset = offset;
-        }
-
-        while ((range.end.offset == DOM_maxChildOffset(range.end.node)) &&
-               (range.end.node != doc.body)) {
-            var offset = DOM_nodeOffset(range.end.node);
-            range.end.node = range.end.node.parentNode;
-            range.end.offset = offset+1;
-        }
-    }
-
-    Range_isForwards = function(range)
-    {
-        return (Position_compare(range.start,range.end) <= 0);
-    }
-
-    Range_getAllNodes = function(range,atLeastOne)
-    {
-        var result = new Array();
-        var outermost = Range_getOutermostNodes(range,atLeastOne);
-        for (var i = 0; i < outermost.length; i++)
-            addRecursive(outermost[i]);
-        return result;
-
-        function addRecursive(node)
-        {
-            result.push(node);
-            for (var child = node.firstChild; child != null; child = child.nextSibling)
-                addRecursive(child);
-        }
-    }
-
-    Range_singleNode = function(range)
-    {
-        return Position_closestActualNode(range.start,true);
-    }
-
-    Range_ensureInlineNodesInParagraph = function(range)
-    {
-        Range_trackWhileExecuting(range,function() {
-            var nodes = Range_getAllNodes(range,true);
-            for (var i = 0; i < nodes.length; i++)
-                Hierarchy_ensureInlineNodesInParagraph(nodes[i]);
-        });
-    }
-
-    Range_ensureValidHierarchy = function(range,allowDirectInline)
-    {
-        Range_trackWhileExecuting(range,function() {
-            var nodes = Range_getAllNodes(range,true);
-            for (var i = nodes.length-1; i >= 0; i--)
-                Hierarchy_ensureValidHierarchy(nodes[i],true,allowDirectInline);
-        });
-    }
-
-    Range_forwards = function(range)
-    {
-        if (Range_isForwards(range)) {
-            return range;
-        }
-        else {
-            var reverse = new Range(range.end.node,range.end.offset,
-                                    range.start.node,range.start.offset);
-            if (!Range_isForwards(reverse))
-                throw new Error("Both range "+range+" and its reverse are not forwards");
-            return reverse;
-        }
-    }
-
-    Range_detail = function(range)
-    {
-        if (!Range_isForwards(range)) {
-            var reverse = new Range(range.end.node,range.end.offset,
-                                    range.start.node,range.start.offset);
-            if (!Range_isForwards(reverse))
-                throw new Error("Both range "+range+" and its reverse are not forwards");
-            return Range_detail(reverse);
-        }
-
-        var detail = new Object();
-        var start = range.start;
-        var end = range.end;
-
-        // Start location
-        if (start.node.nodeType == Node.ELEMENT_NODE) {
-            detail.startParent = start.node;
-            detail.startChild = start.node.childNodes[start.offset];
-        }
-        else {
-            detail.startParent = start.node.parentNode;
-            detail.startChild = start.node;
-        }
-
-        // End location
-        if (end.node.nodeType == Node.ELEMENT_NODE) {
-            detail.endParent = end.node;
-            detail.endChild = end.node.childNodes[end.offset];
-        }
-        else if (end.offset == 0) {
-            detail.endParent = end.node.parentNode;
-            detail.endChild = end.node;
-        }
-        else {
-            detail.endParent = end.node.parentNode;
-            detail.endChild = end.node.nextSibling;
-        }
-
-        // Common ancestor
-        var startP = detail.startParent;
-        var startC = detail.startChild;
-        while (startP != null) {
-            var endP = detail.endParent;
-            var endC = detail.endChild
-            while (endP != null) {
-                if (startP == endP) {
-                    detail.commonAncestor = startP;
-                    detail.startAncestor = startC;
-                    detail.endAncestor = endC;
-                    // Found it
-                    return detail;
-                }
-                endC = endP;
-                endP = endP.parentNode;
-            }
-            startC = startP;
-            startP = startP.parentNode;
-        }
-        throw new Error("Start and end of range have no common ancestor");
-    }
-
-    Range_getOutermostNodes = function(range,atLeastOne,info)
-    {
-        var beforeNodes = new Array();
-        var middleNodes = new Array();
-        var afterNodes = new Array();
-
-        if (info != null) {
-            info.beginning = beforeNodes;
-            info.middle = middleNodes;
-            info.end = afterNodes;
-        }
-
-        if (Range_isEmpty(range))
-            return atLeastOne ? [Range_singleNode(range)] : [];
-
-        // Note: start and end are *points* - they are always *in between* nodes or characters, never
-        // *at* a node or character.
-        // Everything after the end point is excluded from the selection
-        // Everything after the start point, but before the end point, is included in the selection
-
-        // We use (parent,child) pairs so that we have a way to represent a point that comes after all
-        // the child nodes in a container - in which case the child is null. The parent, however, is
-        // always non-null;
-
-        var detail = Range_detail(range);
-        if (detail.commonAncestor == null)
-            return atLeastOne ? [Range_singleNode(range)] : [];
-        var startParent = detail.startParent;
-        var startChild = detail.startChild;
-        var endParent = detail.endParent;
-        var endChild = detail.endChild;
-        var commonParent = detail.commonAncestor;
-        var startAncestor = detail.startAncestor;
-        var endAncestor = detail.endAncestor;
-
-        // Add start nodes
-        var topParent = startParent;
-        var topChild = startChild;
-        while (topParent != commonParent) {
-            if (topChild != null)
-                beforeNodes.push(topChild);
-
-            while (((topChild == null) || (topChild.nextSibling == null)) &&
-                   (topParent != commonParent)) {
-                topChild = topParent;
-                topParent = topParent.parentNode;
-            }
-            if (topParent != commonParent)
-                topChild = topChild.nextSibling;
-        }
-
-        // Add middle nodes
-        if (startAncestor != endAncestor) {
-            var c = startAncestor;
-            if ((c != null) && (c != startChild))
-                c = c.nextSibling;
-            for (; c != endAncestor; c = c.nextSibling)
-                middleNodes.push(c);
-        }
-
-        // Add end nodes
-        var bottomParent = endParent;
-        var bottomChild = endChild;
-        while (true) {
-
-            while ((getPreviousSibling(bottomParent,bottomChild) == null) &&
-                   (bottomParent != commonParent)) {
-                bottomChild = bottomParent;
-                bottomParent = bottomParent.parentNode;
-            }
-            if (bottomParent != commonParent)
-                bottomChild = getPreviousSibling(bottomParent,bottomChild);
-
-            if (bottomParent == commonParent)
-                break;
-
-            afterNodes.push(bottomChild);
-        }
-        afterNodes = afterNodes.reverse();
-
-        var result = new Array();
-
-        Array.prototype.push.apply(result,beforeNodes);
-        Array.prototype.push.apply(result,middleNodes);
-        Array.prototype.push.apply(result,afterNodes);
-
-        if (result.length == 0)
-            return atLeastOne ? [Range_singleNode(range)] : [];
-        else
-            return result;
-
-        function getPreviousSibling(parent,child)
-        {
-            if (child != null)
-                return child.previousSibling;
-            else if (parent.lastChild != null)
-                return parent.lastChild;
-            else
-                return null;
-        }
-
-        function isAncestorLocation(ancestorParent,ancestorChild,
-                                    descendantParent,descendantChild)
-        {
-            while ((descendantParent != null) &&
-                   ((descendantParent != ancestorParent) || (descendantChild != ancestorChild))) {
-                descendantChild = descendantParent;
-                descendantParent = descendantParent.parentNode;
-            }
-
-            return ((descendantParent == ancestorParent) &&
-                    (descendantChild == ancestorChild));
-        }
-    }
-
-    Range_getClientRects = function(range)
-    {
-        var nodes = Range_getOutermostNodes(range,true);
-
-        // WebKit in iOS 5.0 and 5.1 has a bug where if the selection spans multiple paragraphs,
-        // the complete rect for paragraphs other than the first is returned, instead of just the
-        // portions of it that are actually in the range. To get around this problem, we go through
-        // each text node individually and collect all the rects.
-        var result = new Array();
-        var doc = range.start.node.ownerDocument;
-        var domRange = doc.createRange();
-        for (var nodeIndex = 0; nodeIndex < nodes.length; nodeIndex++) {
-            var node = nodes[nodeIndex];
-            if (node.nodeType == Node.TEXT_NODE) {
-                var startOffset = (node == range.start.node) ? range.start.offset : 0;
-                var endOffset = (node == range.end.node) ? range.end.offset : node.nodeValue.length;
-                domRange.setStart(node,startOffset);
-                domRange.setEnd(node,endOffset);
-                var rects = domRange.getClientRects();
-                for (var rectIndex = 0; rectIndex < rects.length; rectIndex++) {
-                    var rect = rects[rectIndex];
-                    if (Main_clientRectsBug) {
-                        // Apple Bug ID 14682166 - getClientRects() returns coordinates relative
-                        // to top of document, when it should instead return coordinates relative
-                        // to the current client view (that is, taking into account scroll offsets)
-                        result.push({ left: rect.left - window.scrollX,
-                                      right: rect.right - window.scrollX,
-                                      top: rect.top - window.scrollY,
-                                      bottom: rect.bottom - window.scrollY,
-                                      width: rect.width,
-                                      height: rect.height });
-                    }
-                    else {
-                        result.push(rect);
-                    }
-                }
-            }
-            else if (node.nodeType == Node.ELEMENT_NODE) {
-                result.push(node.getBoundingClientRect());
-            }
-        }
-        return result;
-    }
-
-    Range_cloneContents = function(range)
-    {
-        var nodeSet = new NodeSet();
-        var ancestorSet = new NodeSet();
-        var detail = Range_detail(range);
-        var outermost = Range_getOutermostNodes(range);
-
-        var haveContent = false;
-        for (var i = 0; i < outermost.length; i++) {
-            if (!isWhitespaceTextNode(outermost[i]))
-                haveContent = true;
-            nodeSet.add(outermost[i]);
-            for (var node = outermost[i]; node != null; node = node.parentNode)
-                ancestorSet.add(node);
-        }
-
-        if (!haveContent)
-            return new Array();
-
-        var clone = recurse(detail.commonAncestor);
-
-        var ancestor = detail.commonAncestor;
-        while (isInlineNode(ancestor)) {
-            var ancestorClone = DOM_cloneNode(ancestor.parentNode,false);
-            DOM_appendChild(ancestorClone,clone);
-            ancestor = ancestor.parentNode;
-            clone = ancestorClone;
-        }
-
-        var childArray = new Array();
-        switch (clone._type) {
-        case HTML_UL:
-        case HTML_OL:
-            childArray.push(clone);
-            break;
-        default:
-            for (var child = clone.firstChild; child != null; child = child.nextSibling)
-                childArray.push(child);
-            Formatting_pushDownInlineProperties(childArray);
-            break;
-        }
-
-        return childArray;
-
-        function recurse(parent)
-        {
-            var clone = DOM_cloneNode(parent,false);
-            for (var child = parent.firstChild; child != null; child = child.nextSibling) {
-                if (nodeSet.contains(child)) {
-                    if ((child.nodeType == Node.TEXT_NODE) &&
-                        (child == range.start.node) &&
-                        (child == range.end.node)) {
-                        var substring = child.nodeValue.substring(range.start.offset,
-                                                                  range.end.offset);
-                        DOM_appendChild(clone,DOM_createTextNode(document,substring));
-                    }
-                    else if ((child.nodeType == Node.TEXT_NODE) &&
-                             (child == range.start.node)) {
-                        var substring = child.nodeValue.substring(range.start.offset);
-                        DOM_appendChild(clone,DOM_createTextNode(document,substring));
-                    }
-                    else if ((child.nodeType == Node.TEXT_NODE) &&
-                             (child == range.end.node)) {
-                        var substring = child.nodeValue.substring(0,range.end.offset);
-                        DOM_appendChild(clone,DOM_createTextNode(document,substring));
-                    }
-                    else {
-                        DOM_appendChild(clone,DOM_cloneNode(child,true));
-                    }
-                }
-                else if (ancestorSet.contains(child)) {
-                    DOM_appendChild(clone,recurse(child));
-                }
-            }
-            return clone;
-        }
-    }
-
-    Range_hasContent = function(range)
-    {
-        var outermost = Range_getOutermostNodes(range);
-        for (var i = 0; i < outermost.length; i++) {
-            var node = outermost[i];
-            if (node.nodeType == Node.TEXT_NODE) {
-                var value = node.nodeValue;
-                if ((node == range.start.node) && (node == range.end.node)) {
-                    if (!isWhitespaceString(value.substring(range.start.offset,range.end.offset)))
-                        return true;
-                }
-                else if (node == range.start.node) {
-                    if (!isWhitespaceString(value.substring(range.start.offset)))
-                        return true;
-                }
-                else if (node == range.end.node) {
-                    if (!isWhitespaceString(value.substring(0,range.end.offset)))
-                        return true;
-                }
-                else {
-                    if (!isWhitespaceString(value))
-                        return true;
-                }
-            }
-            else if (node.nodeType == Node.ELEMENT_NODE) {
-                if (nodeHasContent(node))
-                    return true;
-            }
-        }
-        return false;
-    }
-
-    Range_getText = function(range)
-    {
-        range = Range_forwards(range);
-
-        var start = range.start;
-        var end = range.end;
-
-        var startNode = start.node;
-        var startOffset = start.offset;
-
-        if (start.node.nodeType == Node.ELEMENT_NODE) {
-            if ((start.node.offset == start.node.childNodes.length) &&
-                (start.node.offset > 0))
-                startNode = nextNodeAfter(start.node);
-            else
-                startNode = start.node.childNodes[start.offset];
-            startOffset = 0;
-        }
-
-        var endNode = end.node;
-        var endOffset = end.offset;
-
-        if (end.node.nodeType == Node.ELEMENT_NODE) {
-            if ((end.node.offset == end.node.childNodes.length) &&
-                (end.node.offset > 0))
-                endNode = nextNodeAfter(end.node);
-            else
-                endNode = end.node.childNodes[end.offset];
-            endOffset = 0;
-        }
-
-        if ((startNode == null) || (endNode == null))
-            return "";
-
-        var components = new Array();
-        var node = startNode;
-        var significantParagraph = true;
-        while (true) {
-            if (node == null)
-                throw new Error("Cannot find end node");
-
-            if (node.nodeType == Node.TEXT_NODE) {
-
-                if (!significantParagraph && !isWhitespaceString(node.nodeValue)) {
-                    significantParagraph = true;
-                    components.push("\n");
-                }
-
-                if (significantParagraph) {
-                    var str;
-                    if ((node == startNode) && (node == endNode))
-                        str = node.nodeValue.substring(startOffset,endOffset);
-                    else if (node == startNode)
-                        str = node.nodeValue.substring(startOffset);
-                    else if (node == endNode)
-                        str = node.nodeValue.substring(0,endOffset);
-                    else
-                        str = node.nodeValue;
-                    str = str.replace(/\s+/g," ");
-                    components.push(str);
-                }
-            }
-
-            if (node == endNode)
-                break;
-
-
-            var next = nextNode(node,entering,exiting);
-            node = next;
-        }
-        return components.join("");
-
-        function entering(n)
-        {
-            if (isParagraphNode(n)) {
-                significantParagraph = true;
-                components.push("\n");
-            }
-        }
-
-        function exiting(n)
-        {
-            if (isParagraphNode(n))
-                significantParagraph = false;
-        }
-    }
-
-})();

http://git-wip-us.apache.org/repos/asf/incubator-corinthia/blob/9bf02bb2/experiments/editorFramework/src/Layer0_Javascript/Scan.js
----------------------------------------------------------------------
diff --git a/experiments/editorFramework/src/Layer0_Javascript/Scan.js b/experiments/editorFramework/src/Layer0_Javascript/Scan.js
deleted file mode 100644
index e6cf4f5..0000000
--- a/experiments/editorFramework/src/Layer0_Javascript/Scan.js
+++ /dev/null
@@ -1,179 +0,0 @@
-// Licensed to the Apache Software Foundation (ASF) under one
-// or more contributor license agreements.  See the NOTICE file
-// distributed with this work for additional information
-// regarding copyright ownership.  The ASF licenses this file
-// to you under the Apache License, Version 2.0 (the
-// "License"); you may not use this file except in compliance
-// with the License.  You may obtain a copy of the License at
-//
-//   http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing,
-// software distributed under the License is distributed on an
-// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-// KIND, either express or implied.  See the License for the
-// specific language governing permissions and limitations
-// under the License.
-
-var Scan_reset;
-var Scan_next;
-var Scan_addMatch;
-var Scan_showMatch;
-var Scan_replaceMatch;
-var Scan_removeMatch;
-var Scan_goToMatch;
-
-(function() {
-
-    function Match(matchId,startPos,endPos)
-    {
-        this.matchId = matchId;
-        this.startPos = startPos;
-        this.endPos = endPos;
-        this.spans = new Array();
-    }
-
-    var matchesById = new Object();
-    var nextMatchId = 1;
-
-    var curPos = null;
-    var curParagraph = null;
-
-    Scan_reset = function()
-    {
-        curPos = new Position(document.body,0);
-        curParagraph = null;
-        clearMatches();
-    }
-
-    Scan_next = function() {
-        if (curPos == null)
-            return null;
-        curPos = Text_toEndOfBoundary(curPos,"paragraph");
-        if (curPos == null)
-            return null;
-
-        curParagraph = Text_analyseParagraph(curPos);
-        if (curParagraph == null)
-            return null;
-
-        curPos = Position_nextMatch(curPos,Position_okForMovement);
-
-        var sectionId = null;
-        if (isHeadingNode(curParagraph.node) &&
-            (curParagraph.startOffset == 0) &&
-            (curParagraph.endOffset == curParagraph.node.childNodes.length)) {
-            sectionId = DOM_getAttribute(curParagraph.node,"id");
-        }
-
-        return { text: curParagraph.text,
-                 sectionId: sectionId };
-    }
-
-    Scan_addMatch = function(start,end) {
-        if (curParagraph == null)
-            throw new Error("curParagraph is null");
-        if ((start < 0) || (start > curParagraph.text.length))
-            throw new Error("invalid start");
-        if ((end < start) || (end > curParagraph.text.length))
-            throw new Error("invalid end");
-
-        var matchId = nextMatchId++;
-
-        var startRun = Paragraph_runFromOffset(curParagraph,start);
-        var endRun = Paragraph_runFromOffset(curParagraph,end);
-
-        if (startRun == null)
-            throw new Error("No start run");
-        if (endRun == null)
-            throw new Error("No end run");
-
-        var startPos = new Position(startRun.node,start - startRun.start);
-        var endPos = new Position(endRun.node,end - endRun.start);
-        Position_track(startPos);
-        Position_track(endPos);
-
-        var match = new Match(matchId,startPos,endPos);
-        matchesById[matchId] = match;
-        return matchId;
-    }
-
-    Scan_showMatch = function(matchId)
-    {
-        var match = matchesById[matchId];
-        if (match == null)
-            throw new Error("Match "+matchId+" not found");
-
-        var range = new Range(match.startPos.node,match.startPos.offset,
-                              match.endPos.node,match.endPos.offset);
-        var text = Range_getText(range);
-        Formatting_splitAroundSelection(range,true);
-        var outermost = Range_getOutermostNodes(range);
-        for (var i = 0; i < outermost.length; i++) {
-            var span = DOM_wrapNode(outermost[i],"SPAN");
-            DOM_setAttribute(span,"class",Keys.MATCH_CLASS);
-            match.spans.push(span);
-        }
-    }
-
-    Scan_replaceMatch = function(matchId,replacement)
-    {
-        var match = matchesById[matchId];
-        if (match == null)
-            throw new Error("Match "+matchId+" not found");
-
-        if (match.spans.length == 0)
-            return;
-
-        var span = match.spans[0];
-
-        Selection_preserveWhileExecuting(function() {
-            var replacementNode = DOM_createTextNode(document,replacement);
-            DOM_insertBefore(span.parentNode,replacementNode,span);
-
-            for (var i = 0; i < match.spans.length; i++)
-                DOM_deleteNode(match.spans[i]);
-
-            Formatting_mergeUpwards(replacementNode,Formatting_MERGEABLE_INLINE);
-        });
-
-        delete matchesById[matchId];
-    }
-
-    function removeSpansForMatch(match)
-    {
-        for (var i = 0; i < match.spans.length; i++)
-            DOM_removeNodeButKeepChildren(match.spans[i]);
-    }
-
-    Scan_removeMatch = function(matchId)
-    {
-        removeSpansForMatch(matchesById[matchId]);
-        delete matchesById[matchId];
-    }
-
-    Scan_goToMatch = function(matchId)
-    {
-        var match = matchesById[matchId];
-        if (match == null)
-            throw new Error("Match "+matchId+" not found");
-
-        Selection_set(match.startPos.node,match.startPos.offset,
-                      match.endPos.node,match.endPos.offset);
-        Cursor_ensurePositionVisible(match.startPos,true);
-    }
-
-    function clearMatches()
-    {
-        for (var matchId in matchesById) {
-            var match = matchesById[matchId];
-            removeSpansForMatch(match);
-            Position_untrack(match.startPos);
-            Position_untrack(match.endPos);
-        }
-
-        matchesById = new Object();
-        nextMatchId = 1;
-    }
-
-})();


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