shapeToImage加入clearRect
shapeToImage加入clearRect

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