Merge branch 'bug5755'

src/views/ppt_manage/mixins/pptMixins.js

@@ -801,6 +801,7 @@ export default {
             animation: false,
             backgroundColor: "rgba(0,0,0,0)",
             renderTo:$(`#${refName}`)[0],
+            polar: (MyChartType===11&&Source===1) ? true :false
           },
           legend: {
             ...defaultOpts.legend,