15 lines
557 B
TypeScript
15 lines
557 B
TypeScript
import Base from '../base';
|
|
import { ScaleType } from '../types';
|
|
/**
|
|
* identity scale原则上是定义域和值域一致，scale/invert方法也是一致的
|
|
* 参考R的实现：https://github.com/r-lib/scales/blob/master/R/pal-identity.r
|
|
* 参考d3的实现（做了下转型）：https://github.com/d3/d3-scale/blob/master/src/identity.js
|
|
*/
|
|
export default class Identity extends Base {
|
|
readonly type: ScaleType;
|
|
readonly isIdentity: boolean;
|
|
calculateTicks(): any[];
|
|
scale(value: any): number;
|
|
invert(value?: number): number;
|
|
}
|