Moving DocumentNodeElement methods where they belong

[fnpeditor.git] / modules / documentCanvas / canvas / documentElement.js

diff --git a/modules/documentCanvas/canvas/documentElement.js b/modules/documentCanvas/canvas/documentElement.js
index d90fe63..84610b8 100644 (file)
--- a/modules/documentCanvas/canvas/documentElement.js
+++ b/modules/documentCanvas/canvas/documentElement.js
@@ -1,6 +1,7 @@
 define([
-'libs/jquery-1.9.1.min'
-], function($) {
+'libs/jquery-1.9.1.min',
+'libs/underscore-min'
+], function($, _) {
     
 'use strict';
 
@@ -11,33 +12,12 @@ var DocumentElement = function(htmlElement, canvas) {
         return;
     this.canvas = canvas;
     this.$element = $(htmlElement);
-    this.wlxmlTag = this.$element.prop('tagName');
-};
+}
 
 $.extend(DocumentElement.prototype, {
     dom: function() {
         return this.$element;
     },
-    children: function() {
-        var toret = [];
-        if(this instanceof DocumentTextElement)
-            return toret;
-
-
-        var elementContent = this.$element.contents();
-        var element = this;
-        elementContent.each(function(idx) {
-            var childElement = documentElementFromHTMLElement(this, element.canvas);
-            if(idx === 0 && elementContent.length > 1 && elementContent[1].nodeType === Node.ELEMENT_NODE && (childElement instanceof DocumentTextElement) && $.trim($(this).text()) === '')
-                return true;
-            if(idx > 0 && childElement instanceof DocumentTextElement) {
-                if(toret[toret.length-1] instanceof DocumentNodeElement && $.trim($(this).text()) === '')
-                    return true;
-            }
-            toret.push(childElement);
-        });
-        return toret;
-    },
     parent: function() {
         return documentElementFromHTMLElement(this.$element.parent()[0], this.canvas);
     },
@@ -47,20 +27,10 @@ $.extend(DocumentElement.prototype, {
     },
 
     wrapWithNodeElement: function(wlxmlNode) {
-        this.$element.wrap($('<' + wlxmlNode.tag + ' class="' + wlxmlNode.klass + '"">')[0]);
-        return documentElementFromHTMLElement(this.$element.parent().get(0), this.canvas);
-    },
-
-    childIndex: function(child) {
-        var children = this.children(),
-            toret = null;
-        children.forEach(function(c, idx) {
-            if(c.sameNode(child)) {
-                toret = idx;
-                return false;
-            }
-        });
-        return toret;
+        var wrapper = DocumentNodeElement.create({tag: wlxmlNode.tag, klass: wlxmlNode.klass});
+        this.$element.replaceWith(wrapper.dom());
+        wrapper.append(this);
+        return wrapper;
     },
 
     detach: function() {
@@ -102,6 +72,60 @@ $.extend(DocumentNodeElement.prototype, {
     },
     after: function(params) {
         manipulate(this, params, 'after');
+    },
+    children: function() {
+        var toret = [];
+        if(this instanceof DocumentTextElement)
+            return toret;
+
+
+        var elementContent = this.$element.contents();
+        var element = this;
+        elementContent.each(function(idx) {
+            var childElement = documentElementFromHTMLElement(this, element.canvas);
+            if(idx === 0 && elementContent.length > 1 && elementContent[1].nodeType === Node.ELEMENT_NODE && (childElement instanceof DocumentTextElement) && $.trim($(this).text()) === '')
+                return true;
+            if(idx > 0 && childElement instanceof DocumentTextElement) {
+                if(toret[toret.length-1] instanceof DocumentNodeElement && $.trim($(this).text()) === '')
+                    return true;
+            }
+            toret.push(childElement);
+        });
+        return toret;
+    },
+    childIndex: function(child) {
+        var children = this.children(),
+            toret = null;
+        children.forEach(function(c, idx) {
+            if(c.sameNode(child)) {
+                toret = idx;
+                return false;
+            }
+        });
+        return toret;
+    },
+    getWlxmlTag: function() {
+        return this.$element.attr('wlxml-tag');
+    },
+    setWlxmlTag: function(tag) {
+        this.$element.attr('wlxml-tag', tag);
+    },
+    getWlxmlClass: function() {
+        var klass = this.$element.attr('wlxml-class');
+        if(klass)
+            return klass.replace('-', '.');
+        return undefined;
+    },
+    setWlxmlClass: function(klass) {
+        if(klass)
+            this.$element.attr('wlxml-class', klass);
+        else
+            this.$element.removeAttr('wlxml-class');
+    },
+    is: function(what) {
+        if(what === 'list' && _.contains(['list-items', 'list-items-enum'], this.$element.attr('wlxml-class')))
+            return true;
+        return false;
     }
 });
 
@@ -110,15 +134,15 @@ DocumentNodeElement.createDOM = function(params) {
     if(params.text) {
         dom = $(document.createTextNode(params.text));
     } else {
-        dom = $('<' + params.tag + '>');
+        dom = $('<div>').attr('wlxml-tag', params.tag);
         if(params.klass)
-            dom.attr('class', params.klass);
+            dom.attr('wlxml-class', params.klass);
     }
     return dom;
 };
 
 
-DocumentNodeElement.create = function(params) {
+DocumentNodeElement.create = function(params, canvas) {
     return documentElementFromHTMLElement(DocumentNodeElement.createDOM(params)[0]);
 };
 
@@ -144,18 +168,70 @@ $.extend(DocumentTextElement.prototype, {
         this.$element.unwrap();
         return documentElementFromHTMLElement(dom[0]);
     },
+    before: function(params) {
+        if(params instanceof DocumentTextElement || params.text)
+            return false;
+        var dom;
+        if(params instanceof DocumentNodeElement) {
+            dom = params.dom();
+        } else {
+            dom = DocumentNodeElement.createDOM(params);
+        }
+        this.$element.wrap('<div>');
+        this.$element.parent().before(dom[0]);
+        this.$element.unwrap();
+        return documentElementFromHTMLElement(dom[0]);
+    },
     wrapWithNodeElement: function(wlxmlNode) {
-        if(wlxmlNode.start && wlxmlNode.end) {
+        if(typeof wlxmlNode.start === 'number' && typeof wlxmlNode.end === 'number') {
             return this.canvas.wrapText({
                 inside: this.parent(),
                 textNodeIdx: this.parent().childIndex(this),
-                offsetStart: wlxmlNode.start,
-                offsetEnd: wlxmlNode.end,
+                offsetStart: Math.min(wlxmlNode.start, wlxmlNode.end),
+                offsetEnd: Math.max(wlxmlNode.start, wlxmlNode.end),
                 _with: {tag: wlxmlNode.tag, klass: wlxmlNode.klass}
             });
         } else {
             return DocumentElement.prototype.wrapWithNodeElement.call(this, wlxmlNode);
         }
+    },
+    unwrap: function() {
+        if(this.parent().children().length === 1) {
+            var parent = this.parent();
+            parent.after(this);
+            parent.detach();
+        }
+    },
+    split: function(params) {
+        var parentElement = this.parent(),
+            myIdx = parentElement.childIndex(this),
+            myCanvas = this.canvas,
+            passed = false,
+            succeedingChildren = [],
+            thisElement = this,
+            prefix = this.getText().substr(0, params.offset),
+            suffix = this.getText().substr(params.offset);
+
+        parentElement.children().forEach(function(child) {
+            if(passed)
+                succeedingChildren.push(child);
+            if(child.sameNode(thisElement))
+                passed = true;
+        });
+
+        if(prefix.length > 0)
+            this.setText(prefix);
+        else
+            this.detach();
+        
+        var newElement = DocumentNodeElement.create({tag: parentElement.getWlxmlTag(), klass: parentElement.getWlxmlClass()}, myCanvas);
+        parentElement.after(newElement);
+
+        if(suffix.length > 0)
+            newElement.append({text: suffix});
+        succeedingChildren.forEach(function(child) {
+            newElement.append(child);
+        });
     }
 });