sanjiao.java

来自「java写的一交通导航程序点击任意两站点就可以以可视化的方式将转车次数最少的乘车」· Java 代码 · 共 17 行

import java.math.*;
class sanjiao
{double sin,cos;
 public sanjiao(double x1,double y1,double x2,double y2)
 {try{
 	  if(x1==x2)x1++;
 	  if(y1==y2)y1++;
 	  sin=(y2-y1)/Math.sqrt((y1-y2)*(y1-y2)+(x1-x2)*(x1-x2));
 	  //sin=sin*(x2-x1)/Math.abs((x2-x1));
 	  cos=(x2-x1)/Math.sqrt((y1-y2)*(y1-y2)+(x1-x2)*(x1-x2));
 	  //cos=cos*(y2-y1)/Math.abs((y2-y1));
     }
  catch(Exception E){
  }
 }

}