@visactor/vchart/esm/series/pie/animation/animation.js

charts lib based @visactor/VGrammar

import { AnimationStateEnum } from "../../../animation/interface";

import { Factory } from "../../../core/factory";

export function pieGrowOption(pieParams, isOverall, state) {
    return (datum, graphic, params) => isOverall ? "radius" === pieParams.growField ? {
        overall: 0
    } : {
        overall: pieParams.growFrom(datum, graphic, state)
    } : {
        overall: !1
    };
}

export const Appear_Grow = params => ({
    type: "radius" === params.growField ? "growRadiusIn" : "growAngleIn",
    options: pieGrowOption(params, !0, AnimationStateEnum.appear)
});

export const Appear_FadeIn = {
    type: "fadeIn"
};

export const pieEnter = params => ({
    type: "radius" === params.growField ? "growRadiusIn" : "growAngleIn",
    easing: "linear",
    options: pieGrowOption(params, !0, AnimationStateEnum.enter)
});

export const pieExit = params => ({
    type: "radius" === params.growField ? "growRadiusOut" : "growAngleOut",
    easing: "linear",
    options: pieGrowOption(params, !0, AnimationStateEnum.exit)
});

export const pieDisappear = params => ({
    type: "radius" === params.growField ? "growRadiusOut" : "growAngleOut",
    options: pieGrowOption(params, !0, AnimationStateEnum.exit)
});

export function piePresetAnimation(params, preset) {
    if (!1 === preset) return {};
    switch (preset) {
      case "fadeIn":
        return Appear_FadeIn;

      case "growRadius":
        return Appear_Grow(Object.assign(Object.assign({}, params), {
            growField: "radius"
        }));

      default:
        return Appear_Grow(Object.assign(Object.assign({}, params), {
            growField: "angle"
        }));
    }
}

export const registerPieAnimation = () => {
    Factory.registerAnimation("pie", ((params, preset) => ({
        appear: piePresetAnimation(params, preset),
        enter: pieEnter(params),
        exit: pieExit(params),
        disappear: pieDisappear(params)
    })));
};

export const registerEmptyCircleAnimation = () => {
    Factory.registerAnimation("emptyCircle", ((params, preset) => ({
        appear: piePresetAnimation(params, preset)
    })));
};
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