'use strict';
-// DocumentElement represents a node from WLXML document rendered inside Canvas
+// DocumentElement represents a text or an element node from WLXML document rendered inside Canvas
var DocumentElement = function(htmlElement, canvas) {
if(arguments.length === 0)
return;
this.canvas = canvas;
- this.$element = $(htmlElement);
-
- this.wlxmlTag = this.$element.attr('wlxml-tag');
+ this._setupDOMHandler(htmlElement);
}
-$.extend(DocumentElement.prototype, {
- dom: function() {
- return this.$element;
+var elementTypeFromParams = function(params) {
+ return params.text !== undefined ? DocumentTextElement : DocumentNodeElement;
+
+};
+
+$.extend(DocumentElement, {
+ create: function(params, canvas) {
+ return elementTypeFromParams(params).create(params);
},
- children: function() {
- var toret = [];
- if(this instanceof DocumentTextElement)
- return toret;
+ createDOM: function(params) {
+ return elementTypeFromParams(params).createDOM(params);
+ },
- var elementContent = this.$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;
+ fromHTMLElement: function(htmlElement, canvas) {
+ var $element = $(htmlElement);
+ if(htmlElement.nodeType === Node.ELEMENT_NODE && $element.attr('wlxml-tag'))
+ return DocumentNodeElement.fromHTMLElement(htmlElement, canvas);
+ if($element.attr('wlxml-text') !== undefined || (htmlElement.nodeType === Node.TEXT_NODE && $element.parent().attr('wlxml-text') !== undefined))
+ return DocumentTextElement.fromHTMLElement(htmlElement, canvas);
+ return undefined;
+ }
+});
+
+$.extend(DocumentElement.prototype, {
+ _setupDOMHandler: function(htmlElement) {
+ this.$element = $(htmlElement);
+ },
+ dom: function() {
+ return this.$element;
},
parent: function() {
- return documentElementFromHTMLElement(this.$element.parent()[0], this.canvas);
+ var parents = this.$element.parents('[wlxml-tag]');
+ if(parents.length)
+ return DocumentElement.fromHTMLElement(parents[0], this.canvas);
+ return null;
},
sameNode: function(other) {
- return other && (typeof other === typeof this) && other.$element[0] === this.$element[0];
+ return other && (typeof other === typeof this) && other.dom()[0] === this.dom()[0];
},
wrapWithNodeElement: function(wlxmlNode) {
var wrapper = DocumentNodeElement.create({tag: wlxmlNode.tag, klass: wlxmlNode.klass});
- this.$element.replaceWith(wrapper.dom());
+ this.dom().replaceWith(wrapper.dom());
wrapper.append(this);
return wrapper;
},
- childIndex: function(child) {
- var children = this.children(),
- toret = null;
- children.forEach(function(c, idx) {
- if(c.sameNode(child)) {
- toret = idx;
- return false;
- }
- });
- return toret;
- },
-
detach: function() {
- this.$element.detach();
+ this.dom().detach();
this.canvas = null;
}
});
+// DocumentNodeElement represents an element node from WLXML document rendered inside Canvas
var DocumentNodeElement = function(htmlElement, canvas) {
DocumentElement.call(this, htmlElement, canvas);
};
-var DocumentTextElement = function(htmlElement, canvas) {
- DocumentElement.call(this, htmlElement, canvas);
-};
+$.extend(DocumentNodeElement, {
+ createDOM: function(params) {
+ var dom = $('<div>')
+ .attr('wlxml-tag', params.tag);
+ if(params.klass)
+ dom.attr('wlxml-class', params.klass.replace(/\./g, '-'));
+ return dom;
+ },
-DocumentNodeElement.prototype = new DocumentElement();
-DocumentTextElement.prototype = new DocumentElement();
+ create: function(params, canvas) {
+ return this.fromHTMLElement(this.createDOM(params)[0]);
+ },
+
+ fromHTMLElement: function(htmlElement, canvas) {
+ return new this(htmlElement, canvas);
+ }
+});
var manipulate = function(e, params, action) {
- var dom;
+ var element;
if(params instanceof DocumentElement) {
- dom = params.dom()
+ element = params;
} else {
- dom = DocumentNodeElement.createDOM(params);
+ element = DocumentElement.create(params);
}
- e.$element[action](dom);
- return documentElementFromHTMLElement(dom);
+ e.dom()[action](element.dom());
+ return element;
};
+DocumentNodeElement.prototype = new DocumentElement();
+
$.extend(DocumentNodeElement.prototype, {
append: function(params) {
manipulate(this, params, 'append');
after: function(params) {
manipulate(this, params, 'after');
},
+ children: function() {
+ var toret = [];
+ if(this instanceof DocumentTextElement)
+ return toret;
+
+
+ var elementContent = this.dom().contents();
+ var element = this;
+ elementContent.each(function(idx) {
+ var childElement = DocumentElement.fromHTMLElement(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.$element.attr('wlxml-tag');
+ return this.dom().attr('wlxml-tag');
},
setWlxmlTag: function(tag) {
- this.$element.attr('wlxml-tag', tag);
+ this.dom().attr('wlxml-tag', tag);
},
getWlxmlClass: function() {
- var klass = this.$element.attr('wlxml-class');
+ var klass = this.dom().attr('wlxml-class');
if(klass)
return klass.replace('-', '.');
return undefined;
},
setWlxmlClass: function(klass) {
if(klass)
- this.$element.attr('wlxml-class', klass);
+ this.dom().attr('wlxml-class', klass);
else
- this.$element.removeAttr('wlxml-class');
+ this.dom().removeAttr('wlxml-class');
},
is: function(what) {
- if(what === 'list' && _.contains(['list-items', 'list-items-enum'], this.$element.attr('wlxml-class')))
+ if(what === 'list' && _.contains(['list-items', 'list-items-enum'], this.dom().attr('wlxml-class')))
return true;
return false;
}
});
-DocumentNodeElement.createDOM = function(params) {
- var dom;
- if(params.text) {
- dom = $(document.createTextNode(params.text));
- } else {
- dom = $('<div>').attr('wlxml-tag', params.tag);
- if(params.klass)
- dom.attr('wlxml-class', params.klass);
- }
- return dom;
+
+// DocumentNodeElement represents a text node from WLXML document rendered inside Canvas
+var DocumentTextElement = function(htmlElement, canvas) {
+ DocumentElement.call(this, htmlElement, canvas);
};
+$.extend(DocumentTextElement, {
+ createDOM: function(params) {
+ return $('<div>')
+ .attr('wlxml-text', '')
+ .text(params.text);
+ },
-DocumentNodeElement.create = function(params, canvas) {
- return documentElementFromHTMLElement(DocumentNodeElement.createDOM(params)[0]);
-};
+ create: function(params, canvas) {
+ return this.fromHTMLElement(this.createDOM(params)[0]);
+ },
+ fromHTMLElement: function(htmlElement, canvas) {
+ return new this(htmlElement, canvas);
+ }
+});
+
+DocumentTextElement.prototype = new DocumentElement();
$.extend(DocumentTextElement.prototype, {
+ _setupDOMHandler: function(htmlElement) {
+ var $element = $(htmlElement);
+ if(htmlElement.nodeType === Node.TEXT_NODE)
+ this.$element = $element.parent();
+ else
+ this.$element = $element;
+ },
setText: function(text) {
- this.$element[0].data = text;
+ this.dom().contents()[0].data = text;
},
getText: function() {
- return this.$element.text();
+ return this.dom().text();
},
after: function(params) {
if(params instanceof DocumentTextElement || params.text)
return false;
- var dom;
+ var element;
if(params instanceof DocumentNodeElement) {
- dom = params.dom();
+ element = params;
} else {
- dom = DocumentNodeElement.createDOM(params);
+ element = DocumentNodeElement.create(params);
}
- this.$element.wrap('<div>');
- this.$element.parent().after(dom[0]);
- this.$element.unwrap();
- return documentElementFromHTMLElement(dom[0]);
+ this.dom().wrap('<div>');
+ this.dom().parent().after(element.dom());
+ this.dom().unwrap();
+ return element;
},
before: function(params) {
if(params instanceof DocumentTextElement || params.text)
return false;
- var dom;
+ var element;
if(params instanceof DocumentNodeElement) {
- dom = params.dom();
+ element = params;
} else {
- dom = DocumentNodeElement.createDOM(params);
+ element = DocumentNodeElement.create(params);
}
- this.$element.wrap('<div>');
- this.$element.parent().before(dom[0]);
- this.$element.unwrap();
- return documentElementFromHTMLElement(dom[0]);
+ this.dom().wrap('<div>');
+ this.dom().parent().before(element.dom());
+ this.dom().unwrap();
+ return element;
},
wrapWithNodeElement: function(wlxmlNode) {
if(typeof wlxmlNode.start === 'number' && typeof wlxmlNode.end === 'number') {
}
},
unwrap: function() {
- if(this.parent().children().length === 1) {
- var parent = this.parent();
- parent.after(this);
+ var parent = this.parent();
+ if(parent.children().length === 1) {
+ var grandParent = parent.parent();
+ if(grandParent) {
+ var grandParentChildren = grandParent.children(),
+ idx = grandParent.childIndex(parent),
+ prev = idx - 1 > -1 ? grandParentChildren[idx-1] : null,
+ next = idx + 1 < grandParentChildren.length ? grandParentChildren[idx+1] : null;
+ if(prev && next) {
+ prev.setText(prev.getText() + this.getText() + next.getText());
+ next.detach();
+ } else if (prev || next) {
+ var target = prev ? prev : next;
+ target.setText(target.getText() + this.getText());
+ } else {
+ parent.after(this);
+ }
+ } else {
+ parent.after(this);
+ }
parent.detach();
}
},
else
this.detach();
- var newElement = DocumentNodeElement.create({tag: parentElement.wlxmlTag, klass: parentElement.wlxmlClass}, myCanvas);
+ var newElement = DocumentNodeElement.create({tag: parentElement.getWlxmlTag(), klass: parentElement.getWlxmlClass()}, myCanvas);
parentElement.after(newElement);
if(suffix.length > 0)
}
});
-var documentElementFromHTMLElement = function(htmlElement, canvas) {
- // if(!canvas)
- // throw 'no canvas specified';
- if(htmlElement.nodeType === Node.ELEMENT_NODE)
- return new DocumentNodeElement(htmlElement, canvas);
- if(htmlElement.nodeType === Node.TEXT_NODE)
- return new DocumentTextElement(htmlElement, canvas);
-};
-
return {
- wrap: function(htmlElement, canvas) {
- return documentElementFromHTMLElement(htmlElement, canvas);
- },
DocumentElement: DocumentElement,
DocumentNodeElement: DocumentNodeElement,
DocumentTextElement: DocumentTextElement