svg
www.cnblogs.com/lovesong/p/… svg坐标系统
scaleBand:比例尺
www.dazhuanlan.com/2020/03/10/…
比例尺
坐标轴
brush
www.qiutianaimeili.com/html/page/2…
domain range
var xScale = d3.scale.linear().domain([0, 150]).range([0, 1000]) //产长度是1000px
www.cnblogs.com/lovesong/p/… svg坐标系统
www.dazhuanlan.com/2020/03/10/…
www.qiutianaimeili.com/html/page/2…
var xScale = d3.scale.linear().domain([0, 150]).range([0, 1000]) //产长度是1000px
