+ },
+ after: 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().after(dom[0]);
+ 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(typeof wlxmlNode.start === 'number' && typeof wlxmlNode.end === 'number') {
+ return this.canvas.wrapText({
+ inside: this.parent(),
+ textNodeIdx: this.parent().childIndex(this),
+ 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);
+ });