import { Graphics } from 'pixi.js';
import { assertBezierPoints, convertToBezierParams } from 'jl-graphic';

class SectionGraphic extends Graphics {
    static Type = 'SectionGraphic';
    _points = [];
    get points() {
        return this._points;
    }
    set points(value) {
        if (!this.isCurve) {
            if (value.length < 2) {
                throw Error('Polyline must have at least 2 points');
            }
        }
        else {
            assertBezierPoints(value);
        }
        this._points = value;
    }
    _segmentsCount = 10;
    get segmentsCount() {
        return this._segmentsCount;
    }
    set segmentsCount(value) {
        if (value < 1) {
            throw Error('segmentsCount must be at least 1');
        }
        this._segmentsCount = value;
    }
    isCurve = false;
    constructor() {
        super();
    }
    paint() {
        if (this.isCurve) {
            const bps = convertToBezierParams(this.points);
            bps.forEach((bp) => {
                this.drawBezierCurve(bp.p1, bp.p2, bp.cp1, bp.cp2, this.segmentsCount);
            });
        }
        else {
            this.moveTo(this.points[0].x, this.points[0].y);
            for (let i = 1; i < this.points.length; i++) {
                this.lineTo(this.points[i].x, this.points[i].y);
            }
        }
    }
}

export { SectionGraphic };