@fuwu-yuan/bgew/dist/lib/engine/entities/line.js

Baguette Game Engine Web is a french 2D Web game engine

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Line = void 0;
const entity_1 = require("../entity");
const collisionSystem_1 = require("../../collisionSystem");
class Line extends entity_1.Entity {
    constructor(x1, y1, x2, y2, color = null) {
        super(Math.min(x1, x2), Math.min(y1, y2), Math.abs(x2 - x1), Math.abs(y2 - y1));
        this._color = "rgba(0,0,0, 1.0)";
        this._x1 = x1;
        this._x2 = x2;
        this._y1 = y1;
        this._y2 = y2;
        if (color) {
            this._color = color;
        }
        this._length = Math.sqrt(Math.pow(Math.abs(x2 - x1), 2) + Math.pow(Math.abs(y2 - y1), 2));
    }
    init(board) {
        this.board = board;
        this._body = new collisionSystem_1.Polygon(this, this.parent ? this.parent.absX : 0, this.parent ? this.parent.absY : 0, [[this.x1, this.y1], [this.x2, this.y2]]);
        if (this.board.collisionSystem) {
            this.board.collisionSystem.insert(this.body);
        }
    }
    draw(ctx) {
        super.draw(ctx);
        ctx.strokeStyle = this.color;
        //draw line
        let path = this.getPath2D();
        ctx.stroke(path);
    }
    getPath2D() {
        let path = new Path2D();
        path.moveTo(this.x1, this.y1);
        path.lineTo(this.x2, this.y2);
        path.closePath();
        return path;
    }
    update(delta) {
        super.update(delta);
    }
    /*********************
     * Getters & Setters *
     *********************/
    get color() {
        return this._color;
    }
    set color(value) {
        this._color = value;
    }
    get x1() {
        return this._x1;
    }
    set x1(value) {
        this._x1 = value;
    }
    get x2() {
        return this._x2;
    }
    set x2(value) {
        this._x2 = value;
    }
    get y1() {
        return this._y1;
    }
    set y1(value) {
        this._y1 = value;
    }
    get y2() {
        return this._y2;
    }
    set y2(value) {
        this._y2 = value;
    }
    get length() {
        return this._length;
    }
}
exports.Line = Line;