editor: canvas fix

[fnpeditor.git] / src / smartxml / fragments.js

diff --git a/src/smartxml/fragments.js b/src/smartxml/fragments.js
index 9bb92cc..d932592 100644 (file)
--- a/src/smartxml/fragments.js
+++ b/src/smartxml/fragments.js
@@ -19,18 +19,24 @@ $.extend(Fragment.prototype, {
 var NodeFragment = function(document, params) {
     Fragment.call(this, document);
     this.node = params.node;
+    this.nodePath = this.isValid() ? params.node.getPath() : null;
 };
 NodeFragment.prototype = Object.create(Fragment.prototype);
 $.extend(NodeFragment.prototype, {
     isValid: function() {
         return this.document.containsNode(this.node);
+    },
+    restoreFromPaths: function() {
+        if(this.nodePath) {
+            this.node = this.document.getNodeByPath(this.nodePath);
+        }
     }
 });
 
 
 var CaretFragment = function(document, params) {
-    NodeFragment.call(this, document, params);
     this.offset = params.offset;
+    NodeFragment.call(this, document, params);
 
 };
 CaretFragment.prototype = Object.create(NodeFragment.prototype);
@@ -58,15 +64,24 @@ var RangeFragment = function(document, params) {
             this[prefix + 'Node'] = params['node'+(idx+1)];
         }.bind(this));
     }
+    this.startNodePath = this.startNode.getPath();
+    this.endNodePath = this.endNode.getPath();
 };
 RangeFragment.prototype = Object.create(Fragment.prototype);
 $.extend(RangeFragment.prototype, {
     isValid: function() {
         return this.document.containsNode(this.startNode) && this.document.containsNode(this.endNode);
     },
+    restoreFromPaths: function() {
+        this.startNode = this.document.getNodeByPath(this.startNodePath);
+        this.endNode = this.document.getNodeByPath(this.endNodePath);
+    },
     hasSiblingBoundries: function() {
         return this.isValid() && this.startNode.isSiblingOf(this.endNode);
     },
+    hasSameBoundries: function() {
+        return this.isValid() && this.startNode.sameNode(this.endNode);
+    },
     boundriesSiblingParents: function() {
         return this.startNode.document.getSiblingParents({
             node1: this.startNode,