一个股市曲线的AS画图方法

function set_map() {
myarr = new Array([0, 0], [3, 8], [10, 5], [30, 15], [40, 60], [50, 90], [70, 110], [90, 135], [110, 150]
, [130, 180], [150, 200], [170, 220], [190, 250], [220, 270], [250, 290], [290, 310], [310, 320]
, [130, 180], [150, 200], [170, 220], [190, 250], [220, 270], [250, 290], [290, 310], [310, 320]
, [130, 180], [150, 200], [170, 220], [190, 250], [220, 270], [250, 290], [290, 310], [310, 320]
, [130, 180], [150, 200], [170, 220], [190, 250], [220, 270], [250, 290], [290, 310], [310, 320]
);
mydata = new Array("1", "2", "3", "4", "5", "6", "7");
for (n=0; n<30; n++) {
_root.attachMovie("line2", n, (n*1)+2);
eval("_root."+n)._x = 45;
eval("_root."+n)._y = 338-(n*(338/30));
eval("_root."+n).xingqi = n*100;
}
////////////////////////////////////////
for (m=0; m<myarr.length; m++) {
_root.attachMovie("line", "line"+m, (m*1)+1000);
eval("_root."+"line"+m)._y = 333;
eval("_root."+"line"+m)._x = 50.0+(m*526/myarr.length);
eval("_root."+"line"+m).xingqi = mydata[1];
}
_root.createEmptyMovieClip("line_map_to", 1);
with (_root.line_map_to) {
lineStyle(1, 0x000000, 100);
for (x=0; x<myarr.length; x ++) {
lineTo(myarr[x][0], myarr[x][1]);
}
}
_root.line_map_to._x=50
}