const bMapTransQQMap = function(lng,lat){ let x_pi = 3.14159265358979324 * 3000.0 / 180.0; let x = lng - 0.0065; let y = lat - 0.006; let z = Math.sqrt(x * x + y * y) - 0.00002 * Math.sin(y * x_pi); let theta = Math.atan2(y, x) - 0.000003 * Math.cos(x * x_pi); let lngs = z * Math.cos(theta); let lats = z * Math.sin(theta); return { lng: lngs+0.0005, lat: lats } } const qqMapTransBMap = function(lng,lat){ let x_pi = 3.14159265358979324 * 3000.0 / 180.0; let x = lng; let y = lat; let z = Math.sqrt(x * x + y * y) + 0.00002 * Math.sin(y * x_pi); let theta = Math.atan2(y, x) + 0.000003 * Math.cos(x * x_pi); let lngs = z * Math.cos(theta) + 0.0065; let lats = z * Math.sin(theta) + 0.006; return { //经度 lng: lngs-0.0005, //纬度 lat: lats } } export default { bMapTransQQMap, qqMapTransBMap, }