java绘制一个成交量的统计图

p;         gten.drawLine(X,topMargine,X,h+topMargine);
              x0=X;
              y0=Y;
            }
            finally{
              gten.dispose();
            }
          }
        }
      });
}
catch(Exception e)
{
  System.out.println("sellhis construct add mouse listener error!");
  System.out.println(e);
}
  }
  public void paint(Graphics g){
    try{
      g.drawString("股票代碼:",20,topMargine-15);
      g.drawString("賣空成交金額:",150,topMargine-15);
      g.drawString("賣空成交金額占總賣空成交金額%:",320,topMargine-15);



      g.drawRect(leftMargine,topMargine,w,h); //矩形方框



      int x0,y0,x1,y1,dy;
      int totalStick=(majStick-1)*minStick;
      x0=leftMargine;
      dy=h/((majStick-1)*minStick);
      for(int I=1;I<=totalStick;I++){
        y0=height-buttomMargine-I*dy;
        y1=y0;
        x1=x0-minStickLength;
        if(I%minStick==0){
          x1=x0-majStickLength;
          g.drawString(""+((I)/minStick)+"0%",x1-25,y0+5);    //y轴刻度数字
        }
        g.drawLine(x0,y0,x1,y1);  //y轴刻度标
      }
      for(int I=0;I<Len;I++){
        x0=leftMargine+I*hx;
        hy=(int)((xPce[I]/100)*(h/((majStick-1)*10)));
        y0=height-buttomMargine-hy;
        float pcent=(xPce[I]/100);
        Color pceCololr=new Color(153,0,153);
        g.setColor(pceCololr);
        g.setFont(new Font("Times New Roman",Font.PLAI