@nativescript-community/ui-chart/jobs/AnimatedViewPortJob.js

A powerful chart / graph plugin, supporting line, bar, pie, radar, bubble, and candlestick charts as well as scaling, panning and animations.

import { ViewPortJob } from './ViewPortJob';
import { Tween } from '../animation/Tween';
/**
 * Created by Philipp Jahoda on 19/02/16.
 */
export class AnimatedViewPortJob extends ViewPortJob {
    constructor(viewPortHandler, xValue, yValue, trans, v, xOrigin, yOrigin, duration) {
        super(viewPortHandler, xValue, yValue, trans, v);
        this.duration = duration;
        this.xOrigin = xOrigin;
        this.yOrigin = yOrigin;
    }
    createAnimator(duration) {
        this.animator = new Tween({
            onRender: (state) => {
                this.phase = state.value;
                this.onAnimationUpdate(this.animator);
            },
            onFinish: () => this.onAnimationEnd(this.animator),
            onCancel: () => this.onAnimationCancel(this.animator)
        });
        this.animator['duration'] = duration;
    }
    run() {
        if (!this.animator) {
            this.createAnimator(this.duration);
        }
        this.animator.tween({ value: 0 }, { value: 1 }, this.animator['duration']);
    }
    resetAnimator() {
        this.animator.cancel();
    }
    onAnimationStart(animation) { }
    onAnimationEnd(animation) {
        try {
            this.recycleSelf();
        }
        catch (e) {
            // don't worry about it.
        }
    }
    onAnimationCancel(animation) {
        try {
            this.recycleSelf();
        }
        catch (e) {
            // don't worry about it.
        }
    }
    onAnimationUpdate(animation) { }
}
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