1funcabsInt(xint)int{ 2ifx<0{ 3return-x 4} 5returnx 6} 下面会用到此方法,int类型值取绝对值   1typesp_itemstruct{ 2xint 3yint 4gint 5hint 6fint 7psp_item 8} 9 10typesp_open[]sp_item 11 12func(spsp_open)Len()int{ 13returnlen(sp) 14} 15 16func(spsp_open)Less(i,jint)bool{ 17returnsp[i].f<sp[j].f 18} 19 20...

  依赖的类: 1"usestrict"; 2 3var__emptyPoint=null,__emptyPointA=null; 4 5constColorRefTable={ 6"aliceblue":"f0f8ff", 7"antiquewhite":"faebd7", 8"aqua":"00ffff", 9"aquamarine":"7fffd4", 10"azure":"f0ffff", 11"beige":"f5f5dc", 12"bisque":"ffe4c4", 13"black":"000000", 14"blanchedalmond":"ffebcd", ...