/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes} checked by tsc
 */
import { Injectable } from '@angular/core';
import { NlsMathService } from './math.service';
export class NlsGraphService {
    /**
     * @param {?} math
     */
    constructor(math) {
        this.math = math;
    }
    /**
     * @return {?}
     */
    get() {
        return this.graphs;
    }
    /**
     * @param {?} newGraphs
     * @return {?}
     */
    set(newGraphs) {
        this.graphs = newGraphs;
    }
    /**
     * @return {?}
     */
    get isAnimated() {
        return this.animation;
    }
    /**
     * @return {?}
     */
    startAnimation() {
        this.animation = true;
    }
    /**
     * @return {?}
     */
    stopAnimation() {
        this.animation = false;
    }
    /**
     * @param {?} start
     * @param {?} spacing
     * @return {?}
     */
    *spreadOrthogonal(start, spacing) {
        /** @type {?} */
        const sign = this.math.flipSign();
        /** @type {?} */
        let currentPoint = start;
        /** @type {?} */
        let i = 0;
        while (true) {
            /** @type {?} */
            const currentSpacing = sign.next().value * spacing * i;
            currentPoint = this.shiftPoint(currentPoint, start.ascent, currentSpacing);
            yield currentPoint;
            i++;
        }
    }
    /**
     * @param {?} point
     * @param {?} radians
     * @param {?} spacing
     * @return {?}
     */
    shiftPoint(point, radians, spacing) {
        return {
            x: Math.sin(radians * Math.PI) * spacing + point.x,
            y: Math.cos(radians * Math.PI) * spacing + point.y
        };
    }
}
NlsGraphService.decorators = [
    { type: Injectable },
];
/** @nocollapse */
NlsGraphService.ctorParameters = () => [
    { type: NlsMathService }
];
function NlsGraphService_tsickle_Closure_declarations() {
    /** @type {?} */
    NlsGraphService.prototype.graphs;
    /** @type {?} */
    NlsGraphService.prototype.animation;
    /** @type {?} */
    NlsGraphService.prototype.math;
}

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