@antv/f2
Version:
Charts for mobile visualization.
62 lines (61 loc) • 1.96 kB
TypeScript
import { ScaleConfig, Tick } from './types';
export default abstract class Scale {
/**
* 度量的类型
*/
type: string;
/**
* 是否分类类型的度量
*/
isCategory?: boolean;
/**
* 是否线性度量，有linear, time 度量
*/
isLinear?: boolean;
/**
* 是否连续类型的度量，linear,time,log, pow, quantile, quantize 都支持
*/
isContinuous?: boolean;
/**
* 是否是常量的度量，传入和传出一致
*/
isIdentity: boolean;
field?: ScaleConfig['field'];
alias?: ScaleConfig['alias'];
values: ScaleConfig['values'];
min?: ScaleConfig['min'];
max?: ScaleConfig['max'];
minLimit?: ScaleConfig['minLimit'];
maxLimit?: ScaleConfig['maxLimit'];
range: ScaleConfig['range'];
ticks: ScaleConfig['ticks'];
tickCount: ScaleConfig['tickCount'];
tickInterval: ScaleConfig['tickInterval'];
formatter?: ScaleConfig['formatter'];
tickMethod?: ScaleConfig['tickMethod'];
protected __cfg__: ScaleConfig;
constructor(cfg: ScaleConfig);
translate(v: any): any;
/** 将定义域转换为值域 */
abstract scale(value: any): number;
/** 将值域转换为定义域 */
abstract invert(scaled: number): any;
/** 重新初始化 */
change(cfg: ScaleConfig): void;
clone(): Scale;
/** 获取坐标轴需要的ticks */
getTicks(): Tick[];
/** 获取Tick的格式化结果 */
getText(value: any, key?: number): string;
protected getConfig(key: any): any;
protected init(): void;
protected initCfg(): void;
protected setDomain(): void;
protected calculateTicks(): any[];
protected rangeMin(): number;
protected rangeMax(): number;
/** 定义域转 0~1 */
protected calcPercent(value: any, min: number, max: number): number;
/** 0~1转定义域 */
protected calcValue(percent: number, min: number, max: number): number;
}