From 7403fa72c7ab1e9bbdee1b9dbfbfb13c9b9bdb89 Mon Sep 17 00:00:00 2001
From: YouWei Zhao <zhao.uv@gmail.com>
Date: Fri, 16 Mar 2018 00:25:56 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9=E6=BB=9A=E8=BD=AE=E8=A1=8C?=
 =?UTF-8?q?=E4=B8=BA?=
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---
 _server/editor_blockly.js | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/_server/editor_blockly.js b/_server/editor_blockly.js
index c949f620..b9d5ef45 100644
--- a/_server/editor_blockly.js
+++ b/_server/editor_blockly.js
@@ -214,6 +214,7 @@ var workspace = Blockly.inject(blocklyDiv,{
   zoom:{
     controls: true,
     wheel: true,//false
+    //滚轮改为上下(shift:左右)翻滚
     startScale: 1.0,
     maxScale: 3,
     minScale: 0.3,
@@ -230,6 +231,14 @@ window.addEventListener('resize', onresize, false);
 onresize();
 Blockly.svgResize(workspace);
 
+//Blockly.bindEventWithChecks_(editor_blockly.workspace.svgGroup_,"wheel",editor_blockly.workspace,function(e){});
+document.getElementById('blocklyDiv').onmousewheel = function(e){
+  console.log(e);
+  e.preventDefault();
+  var hvScroll = e.shiftKey?'hScroll':'vScroll';
+  editor_blockly.workspace.scrollbar[hvScroll].handlePosition_+=( ((e.deltaY||0)+(e.detail||0)) >0?20:-20);
+  editor_blockly.workspace.scrollbar[hvScroll].onScroll_();
+}
 
   var doubleClickCheck=[[0,'abc']];
   function omitedcheckUpdateFunction(event) {