carpentry/client/js/libraries/Camera.js

import { Point } from "./spatial/Point.js";

export class Camera {
    constructor(x = 0, y = 0) {
        this.position = new Point(x,y)
    }

    update(delta) {
    }

    drawAtCameraCentered(ctx, drawFunc) {
        ctx.save();
        ctx.translate(-this.position.x + (Global.screenBounds.width / 2), -this.position.y + (Global.screenBounds.height / 2));
        drawFunc(ctx);
        ctx.restore();
    }

    drawAtCamera(ctx, drawFunc) {
        ctx.save();
        ctx.translate(-this.position.x, -this.position.y);
        drawFunc(ctx);
        ctx.restore();
    }
}