摘要：
/** * 坐标系转换函数 * WGS->GCJ * WGS->BD09 * GCJ->BD09 */ function Convertor(ak) { this.stepCount = 100; this.pointCount = []; this.Result = []; this.NoisIn 阅读全文
摘要：
function Sector1(point2, radius, sDegree, eDegree, pointCount) { let points = []; //创建构成多边形的点数组 let step = ((eDegree - sDegree) / pointCount) || point 阅读全文