shapeToImage bug fix
shapeToImage bug fix

ekinwei/zrender,dato-code/zrender,dasmond/zrender,nagyistoce/ecomfe-zrender,skyujilong/zrender,KnightBubble/zrender,jl9n/zrender,songshuang00/zrender,laomu1988/zrender,elancom/zrender,coderstudy/zrender,coderstudy/zrender,IveWong/zrender,elancom/zrender,noikiy/zrender,powy1993/zrender,noikiy/zrender,IveWong/zrender,skyujilong/zrender,dato-code/zrender,ekinwei/zrender,dasmond/zrender,stanleyxu2005/zrender,ecomfe/zrender,lkiarest/zrender,ilovezy/zrender,KnightBubble/zrender,ChaosPower/zrender,laomu1988/zrender,songshuang00/zrender,armslave00/zrender,jl9n/zrender,ilovezy/zrender,ChaosPower/zrender,ecomfe/zrender,lkiarest/zrender,ecomfe/zrender,nagyistoce/ecomfe-zrender,stanleyxu2005/zrender,uooo/zrender,powy1993/zrender,uooo/zrender,powy1993/zrender,armslave00/zrender