2019js13k/js/HumanController.js

class HumanController {

	constructor() {
		this.keyboard = null;
		this.player = null;
		this.mousePosition = { x: 0, y: 0 };
	}

	init(systemObject, player) {
		this.system = systemObject;

		this.player = player;
	}

	reset() {

	}

	makeDecisions(player) {
		if (this.system.keyboard.isDown(Keys.Up) || this.system.keyboard.isDown(Keys.W)) {
			this.player.walkUp();
		}

		if (this.system.keyboard.isDown(Keys.Down) || this.system.keyboard.isDown(Keys.S)) {
			this.player.walkDown();
		}

		if (this.system.keyboard.isDown(Keys.Left) || this.system.keyboard.isDown(Keys.A)) {
			this.player.walkLeft();
		}

		if (this.system.keyboard.isDown(Keys.Right) || this.system.keyboard.isDown(Keys.D)) {
			this.player.walkRight();
		}

		if (this.system.keyboard.isPressed(Keys.Space)) {
			this.player.jump();
		}
	}

	mouseMove(camera, x, y) {
		this.mousePosition.x = x - camera.position.x;
		this.mousePosition.y = y - camera.position.y;
		this.player.targetAngle = this.system.angleTo(this.player.position, this.mousePosition);
	}

	mouseDown(camera, button, x, y) {
		this.mousePosition.x = x - camera.position.x;
		this.mousePosition.y = y - camera.position.y;
		this.player.targetAngle = this.system.angleTo(this.player.position, this.mousePosition);
		if (button == 2) {
			this.player.walkTowards(this.mousePosition);
		}
	}

	mouseUp(camera, button, x, y) {
	}

	touchStart(camera, x, y) {
		this.mousePosition.x = x - camera.position.x;
		this.mousePosition.y = y - camera.position.y;
		this.player.targetAngle = this.system.angleTo(this.player.position, this.mousePosition);
		this.player.walkTowards(this.mousePosition);
	}

	touchMove(camera, x, y) {
		this.mousePosition.x = x - camera.position.x;
		this.mousePosition.y = y - camera.position.y;
		this.player.targetAngle = this.system.angleTo(this.player.position, this.mousePosition);
	}

	touchEnd(camera, x, y) {
	}

	contextMenu() {
	}

	debugDraw(context) {
		/*
		context.save();
		context.translate(this.player.position.x, this.player.position.y);

		context.font = "16px sans-serif";
		context.textAlign = "center";
		context.textBaseline = "middle";

		context.fillStyle = "#DDDDDD";
		context.strokeStyle = "#333333";
		context.lineWidth = 2;

		var message = parseInt(this.player.position.x) + ", " + parseInt(this.player.position.y);
		var textMetrics = context.measureText(message);
		var textWidth = textMetrics.width;
		context.fillText(message, 0, 0);
		
		context.restore();
		*/

		/*context.strokeStyle = "crimson";
		context.save();
		context.translate(this.mousePosition.x, this.mousePosition.y);
		context.beginPath();
		context.arc(0, 0, 10, 0, 2 * Math.PI);
		context.stroke();
		context.restore(); */
	}
}