Fix NullPointerException when draw an invalid pattern#1006
Open
zhichaoxi2006 wants to merge 1 commit intoFallingColors:mainfrom
Open
Fix NullPointerException when draw an invalid pattern#1006zhichaoxi2006 wants to merge 1 commit intoFallingColors:mainfrom
zhichaoxi2006 wants to merge 1 commit intoFallingColors:mainfrom
