改进history的性能

src/module/editor.js

@@ -77,6 +77,7 @@ KityMinder.registerModule( "TextEditModule", function () {
                     if ( this.isSingleSelect() && node.isSelected()) {// && e.kityEvent.targetShape.getType().toLowerCase()== 'text'
 
                         sel.collapse();
+                        sel.setSelectionShowStatus(true);
                         node.getTextShape().setStyle('cursor','text');
                         km.setStatus('textedit');
                         receiver.setTextEditStatus(true)
@@ -112,6 +113,7 @@ KityMinder.registerModule( "TextEditModule", function () {
                             var nativeRange = range.nativeSel.getRangeAt(0);
                             if(nativeRange && (nativeRange.startContainer === receiver.container || receiver.container.contains(nativeRange.startContainer ))){
                                 km.setStatus('textedit');
+                                sel.setSelectionShowStatus(true);
                                 km.fire('saveScene');
                             }
 
@@ -127,14 +129,13 @@ KityMinder.registerModule( "TextEditModule", function () {
                         var orgEvt = e.originEvent,keyCode = orgEvt.keyCode;
                         if(keymap.isSelectedNodeKey[keyCode] && km.getStatus() != 'textedit' && !orgEvt.ctrlKey && !orgEvt.metaKey && !orgEvt.shiftKey && !orgEvt.altKey){
 
-
                            //准备输入状态
                             var textShape = node.getTextShape();
 
                             sel.setHide();
                             sel.setStartOffset(0);
                             sel.setEndOffset(textShape.getContent().length);
-
+                            sel.setSelectionShowStatus(true);
                             receiver.setTextEditStatus(true)
                                 .setSelection(sel)
                                 .setKityMinder(this)
@@ -237,7 +238,7 @@ KityMinder.registerModule( "TextEditModule", function () {
                     sel.setHide();
                     sel.setStartOffset(0);
                     sel.setEndOffset(textShape.getContent().length);
-
+                    sel.setSelectionShowStatus(false);
                     receiver.setTextEditStatus(true)
                         .setSelection(sel)
                         .setKityMinder(this)
@@ -249,6 +250,7 @@ KityMinder.registerModule( "TextEditModule", function () {
                         .setSelectionHeight()
                         .setContainerTxt(textShape.getContent())
                         .updateRange(range).setTextEditStatus(true);
+                    km.setStatus('normal');
 
                     sel.setData('relatedNode',node);
                 }else {

src/module/editor.receiver.js

@@ -112,11 +112,15 @@ Minder.Receiver = kity.createClass( 'Receiver', {
             me.updateTextData();
 
             me.updateIndex();
-            me.updateSelection();
 
-            me.timer = setTimeout( function () {
-                me.selection.setShow()
-            }, 500 );
+
+            if( me.selection.getSelectionShowStatus()) {
+                me.updateSelection();
+                me.timer = setTimeout(function () {
+                    me.selection.setShow()
+                }, 500)
+            }
+
         }
         var isTypeText = false;
         var isKeypress = false;
@@ -379,7 +383,7 @@ Minder.Receiver = kity.createClass( 'Receiver', {
                 var lastOffset = this.textData[ this.textData.length - 1 ];
                 width = lastOffset.x - startOffset.x + lastOffset.width;
             } catch ( e ) {
-                console.log( 'e' )
+                console.log( e )
             }
 
         } else {
@@ -404,4 +408,5 @@ Minder.Receiver = kity.createClass( 'Receiver', {
         this.container.textContent = txt;
         return this;
     }
+
 } );
\ No newline at end of file

src/module/editor.selection.js

@@ -15,6 +15,7 @@ Minder.Selection = kity.createClass( 'Selection', {
         this.setOpacity(0.5);
         this.setStyle('cursor','text');
         this._show = false;
+        this.selectionShowStatus = true;
     },
     collapse : function(toEnd){
 
@@ -103,6 +104,7 @@ Minder.Selection = kity.createClass( 'Selection', {
         var me = this,
             state = '';
         me.setStyle( 'display', '' );
+        this.setSelectionShowStatus(true);
         me._show = true;
         if(this.collapsed){
             me.setOpacity(1);
@@ -133,5 +135,11 @@ Minder.Selection = kity.createClass( 'Selection', {
     },
     updatePosition: function ( index ) {
 
+    },
+    setSelectionShowStatus:function(status){
+        this.selectionShowStatus = status;
+    },
+    getSelectionShowStatus:function(){
+        return this.selectionShowStatus
     }
 } );
\ No newline at end of file