var INSERTION = function(implementation) {
var toret = function(node) {
- var insertion = this.getNodeInsertion(node);
+ var insertion = this.getNodeInsertion(node),
+ nodeParent;
+ if(!(this.document.containsNode(this))) {
+ nodeParent = insertion.ofNode.parent();
+ }
implementation.call(this, insertion.ofNode.nativeNode);
- this.triggerChangeEvent(insertion.insertsNew ? 'nodeAdded' : 'nodeMoved', {node: insertion.ofNode});
+ this.triggerChangeEvent(insertion.insertsNew ? 'nodeAdded' : 'nodeMoved', {node: insertion.ofNode}, nodeParent);
return insertion.ofNode;
};
return toret;
};
+// var TRANSFORMATION = function(name, implementation) {
+// //implementation._isTransformation = true;
+
+// createDumbTransformation(name, implementation, )
+
+// return implementation;
+// };
+
var DocumentNode = function(nativeNode, document) {
if(!document) {
throw new Error('undefined document for a node');
},
clone: function() {
- return this.document.createDocumentNode(this._$.clone(true, true)[0]);
+ var clone = this._$.clone(true, true);
+ // clone.find('*').addBack().each(function() {
+ // var n = $(this);
+ // if(n.data('canvasElement')) {
+ // n.data('canvasElement', $.extend(true, {}, n.data('canvasElement')));
+ // n.data('canvasElement').$element = n.data('canvasElement').$element.clone(true, true);
+ // }
+ // });
+ return this.document.createDocumentNode(clone[0]);
},
getPath: function(ancestor) {
}
},
- triggerChangeEvent: function(type, metaData) {
- var event = new events.ChangeEvent(type, $.extend({node: this}, metaData || {}));
+ triggerChangeEvent: function(type, metaData, origParent) {
+ var node = (metaData && metaData.node) ? metaData.node : this,
+ event = new events.ChangeEvent(type, $.extend({node: node}, metaData || {}));
if(type === 'nodeDetached' || this.document.containsNode(event.meta.node)) {
this.document.trigger('change', event);
}
+ if((type === 'nodeAdded' || type === 'nodeMoved') && !(this.document.containsNode(this))) {
+ event = new events.ChangeEvent('nodeDetached', {node: node, parent: origParent});
+ this.document.trigger('change', event);
+ }
},
getNodeInsertion: function(node) {
this._$.prepend(nativeNode);
}),
+ insertAtIndex: function(nativeNode, index) {
+ var contents = this.contents();
+ if(index < contents.length) {
+ return contents[index].before(nativeNode);
+ } else if(index === contents.length) {
+ return this.append(nativeNode);
+ }
+ },
+
unwrapContent: function() {
var parent = this.parent();
if(!parent) {
},
setText: function(text) {
+ console.log('smartxml: ' + text);
this.nativeNode.data = text;
this.triggerTextChangeEvent();
},
var Document = function(xml) {
this.loadXML(xml);
+ this.undoStack = [];
+ this.redoStack = [];
};
$.extend(Document.prototype, Backbone.Events, {
defineDocumentProperties(this, insertion.ofNode._$);
insertion.ofNode.triggerChangeEvent('nodeAdded');
return insertion.ofNode;
+ },
+
+ transform: function(transformationName, args) {
+ console.log('transform');
+ var Transformation = transformations[transformationName],
+ transformation;
+ if(Transformation) {
+ transformation = new Transformation(args);
+ transformation.run();
+ this.undoStack.push(transformation);
+ console.log('clearing redo stack');
+ this.redoStack = [];
+ } else {
+ throw new Error('Transformation ' + transformationName + ' doesn\'t exist!');
+ }
+ },
+ undo: function() {
+ var transformation = this.undoStack.pop();
+ if(transformation) {
+ transformation.undo();
+ this.redoStack.push(transformation);
+ }
+ },
+ redo: function() {
+ var transformation = this.redoStack.pop();
+ if(transformation) {
+ transformation.run();
+ this.undoStack.push(transformation);
+ }
+ },
+
+ getNodeByPath: function(path) {
+ var toret = this.root;
+ path.forEach(function(idx) {
+ toret = toret.contents()[idx];
+ });
+ return toret;
}
});
}, configurable: true});
};
+
+// var registerTransformationsFromObject = function(object) {
+// _.values(object).filter(function(val) {
+// return typeof val === 'function' && val._isTransformation;
+// })
+// .forEach(function(val) {
+// registerTransformation(val._transformationName, val, object);
+// });
+// };
+// registerTransformationsFromObject(ElementNode.prototype);
+// registerTransformationsFromObject(TextNode.prototype);
+// registerTransformationsFromObject(Document.prototype);
+
+// var Transformation = function() {
+// };
+// $.extend(Transformation.prototype, {
+
+// });
+
+
+// var createDumbTransformation = function(impl, contextObject) {
+// var DumbTransformation = function(args) {
+// this.args = this.args;
+// };
+// DumbTransformation.prototype = Object.create(Transformation.prototype);
+// $.extend(DumbTransformation.prototype, {
+// run: function() {
+// impl.apply(contextObject, this.args);
+// }
+// });
+
+// return DumbTransformation;
+
+
+// };
+
+var transformations = {};
+// var registerTransformation = function(name, impl, contextObject) {
+// if(typeof impl === 'function') {
+// transformations[name] = createDumbTransformation(impl, contextObject);
+// }
+// };
+
+// registerTransformation('detachx', DocumentNode.prototype.detach, )
+
+
+// 1. detach via totalny fallback
+var DetachNodeTransformation = function(args) {
+ this.node = args.node;
+ this.document = this.node.document;
+};
+$.extend(DetachNodeTransformation.prototype, {
+ run: function() {
+ this.oldRoot = this.node.document.root.clone();
+ this.path = this.node.getPath();
+ this.node.detach(); // @TS
+
+ },
+ undo: function() {
+ this.document.root.replaceWith(this.oldRoot); // this.getDocument?
+ this.node = this.document.getNodeByPath(this.path);
+ }
+});
+transformations['detach'] = DetachNodeTransformation;
+
+//2. detach via wskazanie changeroot
+
+var Detach2NodeTransformation = function(args) {
+ this.nodePath = args.node.getPath();
+ this.document = args.node.document;
+};
+$.extend(Detach2NodeTransformation.prototype, {
+ run: function() {
+ var node = this.document.getNodeByPath(this.nodePath),
+ root = node.parent() ? node.parent() : this.document.root;
+
+ this.rootPath = root.getPath();
+ this.oldRoot = (root).clone();
+ node.detach();
+ },
+ undo: function() {
+ this.document.getNodeByPath(this.rootPath).replaceWith(this.oldRoot);
+ }
+});
+//transformations['detach2'] = Detach2NodeTransformation;
+
+//2a. generyczna transformacja
+
+var createTransformation = function(desc) {
+
+ var NodeTransformation = function(args) {
+ this.nodePath = args.node.getPath();
+ this.document = args.node.document;
+ this.args = args;
+ };
+ $.extend(NodeTransformation.prototype, {
+ run: function() {
+ var node = this.document.getNodeByPath(this.nodePath),
+ root;
+
+ if(desc.getRoot) {
+ root = desc.getRoot(node);
+ } else {
+ root = this.document.root;
+ }
+
+ this.rootPath = root.getPath();
+ this.oldRoot = (root).clone();
+ desc.impl.call(node, this.args);
+ },
+ undo: function() {
+ this.document.getNodeByPath(this.rootPath).replaceWith(this.oldRoot);
+ }
+ });
+
+ return NodeTransformation;
+}
+
+transformations['detach2'] = createTransformation({
+ // impl: function() {
+ // //this.setAttr('class', 'cite'); //
+ // },
+ impl: ElementNode.prototype.detach,
+ getRoot: function(node) {
+ return node.parent();
+ }
+
+});
+
+transformations['setText'] = createTransformation({
+ impl: function(args) {
+ this.setText(args.text)
+ },
+ getRoot: function(node) {
+ return node;
+ }
+
+});
+
+//3. detach z pełnym własnym redo
+
+var Detach3NodeTransformation = function(args) {
+ this.node = args.node;
+ this.document = this.node.document;
+};
+$.extend(Detach3NodeTransformation.prototype, {
+ run: function() {
+ //this.index = this.node.getIndex();
+ //this.parent = this.node.parent();
+
+ this.path = this.node.getPath();
+ if(this.node.isSurroundedByTextElements()) {
+ this.prevText = this.node.prev().getText();
+ this.nextText = this.node.next().getText();
+ this.merge = true;
+ } else {
+ this.prevText = this.nextText = null;
+ this.merge = false;
+ }
+
+ this.node.detach();
+ },
+ undo: function() {
+ var parent = this.document.getNodeByPath(this.path.slice(0,-1)),
+ idx = _.last(this.path);
+ var inserted = parent.insertAtIndex(this.node, idx);
+ if(this.merge) {
+ if(inserted.next()) {
+ inserted.before({text: this.prevText});
+ inserted.next().setText(this.nextText);
+ } else {
+ inserted.prev().setText(this.prevText);
+ inserted.after({text: this.nextText});
+ }
+ }
+ }
+});
+transformations['detach3'] = Detach3NodeTransformation;
+
return {
documentFromXML: function(xml) {
return new Document(xml);