小编Мар*_*рия的帖子

我正在研究 d3.js 力图，我有一个问题。是否可以在具有某些坐标的三角形内制作力图？

这是我的代码：

var width = 500;
var height = 500;
//margin
var marginLeft = 10;
var marginTop = 10;
var marginRight = 10;
var marginBottom = 10;
var margin = { left: marginLeft , top: marginTop, right: marginRight, bottom: marginBottom};

//size of canvas
var innerWidth = width - margin.left - margin.right;
var innerHeight = height - margin.top - margin.bottom;

var radius = 10;

var svg = d3.select(".forcechart").append("svg")
    .attr("width", width) 
    .attr("height", height)
    .style("background", "#eee");

var tr = svg.append("polygon") …