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31 lines
953 B
31 lines
953 B
import { Base } from './base';
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import { IdentityOptions, Domain, Range } from '../types';
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export declare class Identity extends Base<IdentityOptions> {
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/**
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* 返回需要覆盖的默认选项
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* @returns 需要覆盖的默认选项
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*/
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protected getDefaultOptions(): IdentityOptions;
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/**
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* 输入和输出满足：y = x
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* @param x 输入值
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* @returns 输出值
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*/
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map(x: Domain<IdentityOptions>): any;
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/**
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* map 的逆运算：x = y，在这里和 map 是相同方法
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* @param x 输出值
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* @returns 输入值
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*/
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invert(x: Range<IdentityOptions>): any;
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/**
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* 克隆 Identity Scale
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* @returns 拥有相同选项且独立的 Identity Scale
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*/
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clone(): Identity;
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/**
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* 根据比例尺的配置去生成 ticks，该 ticks 主要用于生成坐标轴
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* @returns 返回一个 ticks 的数组
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*/
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getTicks(): Range<IdentityOptions>[];
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}
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