本文整理汇总了TypeScript中core/util/projections.clip_mercator函数的典型用法代码示例。如果您正苦于以下问题:TypeScript clip_mercator函数的具体用法?TypeScript clip_mercator怎么用?TypeScript clip_mercator使用的例子?那么, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了clip_mercator函数的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: get_ticks_no_defaults
get_ticks_no_defaults(data_low: number, data_high: number, cross_loc: any, desired_n_ticks: number) {
if (this.dimension == null) {
throw new Error("MercatorTicker.dimension not configured")
}
[data_low, data_high] = clip_mercator(data_low, data_high, this.dimension)
let proj_low: number, proj_high: number, proj_cross_loc: any
if (this.dimension === "lon") {
[proj_low, proj_cross_loc] = wgs84_mercator.inverse([data_low, cross_loc]);
[proj_high, proj_cross_loc] = wgs84_mercator.inverse([data_high, cross_loc])
} else {
[proj_cross_loc, proj_low ] = wgs84_mercator.inverse([cross_loc, data_low ]);
[proj_cross_loc, proj_high] = wgs84_mercator.inverse([cross_loc, data_high])
}
const proj_ticks = super.get_ticks_no_defaults(proj_low, proj_high, cross_loc, desired_n_ticks)
const major: number[] = []
const minor: number[] = []
if (this.dimension === "lon") {
for (const tick of proj_ticks.major) {
if (in_bounds(tick, 'lon')) {
const [lon] = wgs84_mercator.forward([tick, proj_cross_loc])
major.push(lon)
}
}
for (const tick of proj_ticks.minor) {
if (in_bounds(tick, 'lon')) {
const [lon] = wgs84_mercator.forward([tick, proj_cross_loc])
minor.push(lon)
}
}
} else {
for (const tick of proj_ticks.major) {
if (in_bounds(tick, 'lat')) {
const [, lat] = wgs84_mercator.forward([proj_cross_loc, tick])
major.push(lat)
}
}
for (const tick of proj_ticks.minor) {
if (in_bounds(tick, 'lat')) {
const [, lat] = wgs84_mercator.forward([proj_cross_loc, tick])
minor.push(lat)
}
}
}
return {
major: major,
minor: minor,
}
}
示例2: it
it("should not clip valid longitudes", () => {
expect(clip_mercator(-10018754, 10018754, 'lon')).to.deep.equal([-10018754, 10018754])
})