21 lines
824 B
JavaScript
21 lines
824 B
JavaScript
|
import { head, isNil, last } from '@antv/util';
|
||
|
|
import extended from '../util/extended';
|
||
|
|
import interval from '../util/interval';
|
||
|
|
import strictLimit from '../util/strict-limit';
|
||
|
|
/**
|
||
|
|
* 计算线性的 ticks，使用 wilkinson extended 方法
|
||
|
|
* @param cfg 度量的配置项
|
||
|
|
* @returns 计算后的 ticks
|
||
|
|
*/
|
||
|
|
export default function linear(cfg) {
|
||
|
|
var min = cfg.min, max = cfg.max, tickCount = cfg.tickCount, nice = cfg.nice, tickInterval = cfg.tickInterval, minLimit = cfg.minLimit, maxLimit = cfg.maxLimit;
|
||
|
|
var ticks = extended(min, max, tickCount, nice).ticks;
|
||
|
|
if (!isNil(minLimit) || !isNil(maxLimit)) {
|
||
|
|
return strictLimit(cfg, head(ticks), last(ticks));
|
||
|
|
}
|
||
|
|
if (tickInterval) {
|
||
|
|
return interval(min, max, tickInterval).ticks;
|
||
|
|
}
|
||
|
|
return ticks;
|
||
|
|
}
|
||
|
|
//# sourceMappingURL=linear.js.map
|