by zhanyi

src/module/editor.js

@@ -42,19 +42,27 @@ KityMinder.registerModule( "TextEditModule", function () {
                 }
             },
             'mouseup':function(e){
-
+                if(!sel.collapsed){
+                    receiver.updateRange(range)
+                }
                 mouseDownStatus = false;
                 oneTime = 0;
+
             },
             'mousemove':function(e){
-                if(mouseDownStatus){
-                    var offset = e.getPosition();
-                    dir = offset.x > lastEvtPosition.x  ? 1 : (offset.x  < lastEvtPosition.x ? -1 : dir);
-                    receiver.updateSelectionByMousePosition(offset,dir)
-                        .updateSelectionShow(dir);
-                    sel.stroke('none',0);
-                    lastEvtPosition = e.getPosition();
-                }
+
+                setTimeout(function(){
+                    if(mouseDownStatus){
+
+                        var offset = e.getPosition();
+                        dir = offset.x > lastEvtPosition.x  ? 1 : (offset.x  < lastEvtPosition.x ? -1 : dir);
+                        receiver.updateSelectionByMousePosition(offset,dir)
+                            .updateSelectionShow(dir);
+                        sel.stroke('none',0);
+                        lastEvtPosition = e.getPosition();
+                    }
+                },100)
+
             },
             'restoreScene':function(){
                 sel.setHide();

src/module/editor.receiver.js

@@ -205,55 +205,42 @@ Minder.Receiver = kity.createClass('Receiver',{
         this.selection.setHeight(this.getTextShapeHeight());
         return this;
     },
-    getIndexByMousePosition:function(offset,dir){
+
+    updateSelectionByMousePosition:function(offset,dir){
+
         var me = this;
-        var currentIndex;
-        var hadChanged = false;
         utils.each(this.textData,function(i,v){
             //点击开始之前
             if(i == 0 && offset.x <= v.x){
-                currentIndex = 0;
+                me.selection.setStartOffset(0);
                 return false;
             }
 
             if(i == me.textData.length -1 && offset.x >= v.x){
-                currentIndex = me.textData.length;
+                me.selection.setEndOffset(me.textData.length);
                 return false;
             }
             if(offset.x >= v.x && offset.x <= v.x + v.width){
-                currentIndex = i + (dir == -1 ? 0 : 1);
-                return false;
-            }
-        });
-        return currentIndex;
-    },
-    updateSelectionByMousePosition:function(offset,dir){
 
-        var currentIndex = this.getIndexByMousePosition(offset,dir);
+                if(me.index == i){
+                    me.selection.setEndOffset(i + (dir == 1 ? 1 : 0))
+                }else if(i > me.index){
+                    me.selection.setEndOffset(i + (dir == 1 ? 1 : 0))
+                }else{
+                    me.selection.setStartOffset(i + (dir == 1 ? 1 : 0))
+                }
 
-        if(currentIndex == 0){
-            this.selection.setStartOffset(0)
-        }else if(currentIndex == this.textData.length){
-            this.selection.setEndOffset(currentIndex)
-        }else{
-            if(currentIndex > this.index){
-                this.selection.setEndOffset(currentIndex)
-            }else if(currentIndex < this.index){
-                this.selection.setStartOffset(currentIndex)
-            }else{
-                this.selection.collapse()
+                return false;
             }
-        }
-
-
+        });
         return this;
     },
-    updateSelectionShow:function(dir){
+    updateSelectionShow:function(){
 
         var startOffset = this.textData[this.selection.startOffset],
             endOffset = this.textData[this.selection.endOffset],
             width = 0 ;
-        if(this.selection.isCollapsed){
+        if(this.selection.collapsed){
 
             this.selection.updateShow(startOffset,0);
             return this;
@@ -268,7 +255,11 @@ Minder.Receiver = kity.createClass('Receiver',{
         this.selection.updateShow(startOffset,width);
         return this;
     },
-    updateNativeRange:function(){
-
+    updateRange:function(range){
+        var node = this.container.firstChild;
+        range.setStart(node,this.selection.startOffset);
+        range.setEnd(node,this.selection.endOffset);
+        range.select();
+        return this;
     }
 });
\ No newline at end of file

src/module/editor.selection.js

@@ -10,7 +10,7 @@ Minder.Selection = kity.createClass( 'Selection', {
         this.fill('#99C8FF');
         this.setHide();
         this.timer = null;
-        this.isCollapsed = true;
+        this.collapsed = true;
         this.startOffset = this.endOffset = 0;
         this.setOpacity(0.5)
     },
@@ -18,7 +18,7 @@ Minder.Selection = kity.createClass( 'Selection', {
 
         this.stroke( 'blue', 1 );
         this.width = 1;
-        this.isCollapsed = true;
+        this.collapsed = true;
         if(toEnd){
             this.startOffset = this.endOffset
         }else{
@@ -36,7 +36,7 @@ Minder.Selection = kity.createClass( 'Selection', {
             this.collapse();
             return this;
         }
-        this.isCollapsed = false;
+        this.collapsed = false;
         this.stroke('none');
         return this;
     },
@@ -50,7 +50,7 @@ Minder.Selection = kity.createClass( 'Selection', {
             this.collapse();
             return this;
         }
-        this.isCollapsed = false;
+        this.collapsed = false;
         this.stroke('none');
         return this;
     },