escalator/escalator-web
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Some work

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This commit is contained in:
Thomas Forgione 2018-08-20 17:22:33 +02:00
parent 445d143c13
commit 61ca6e1817
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GPG Key ID: 203DAEA747F48F41
10 changed files with 112 additions and 22 deletions
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1
.gitignore vendored Normal file
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www/js/escalator.js

10
Makefile Normal file
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.PHONY: www/js/escalator.js
www/js/escalator.js: $(shell find src -name "*.js")
cat \
src/open.js \
src/box.js \
src/main.js \
src/close.js \
> www/js/escalator.js

13
js/main.js
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"use strict";
let canvas = document.getElementById('canvas');
canvas.width = window.innerWidth;
canvas.height = window.innerHeight;
console.log(canvas.width, canvas.height);
let context = canvas.getContext("2d");
context.fillStyle = "rgb(0.0, 0.0, 0.0)";
context.rect(canvas.width / 4, canvas.height / 4, canvas.width / 2, canvas.height / 2);
context.stroke();
console.log(canvas);

48
src/box.js Normal file
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const MAX_SPEED = 20;
const MAX_JUMP = 2;
const G = 500;
class Box {
constructor() {
this.position = 0;
this.speed = 0;
this.size = 100;
this.jumpCounter = MAX_JUMP;
}
drawOn(canvas) {
let ctx = canvas.getContext('2d');
ctx.fillStyle = 'rgb(0, 0, 0)';
ctx.beginPath();
ctx.rect(
canvas.width / 2.0 - this.size / 2.0,
canvas.height - this.size - this.position,
this.size,
this.size
);
ctx.fill();
}
update(time = 0.002) {
this.speed -= G * time;
this.speed = Math.max(this.speed, -MAX_SPEED);
this.position += this.speed;
if (this.position <= 0) {
this.position = 0;
this.speed = 0;
this.jumpCounter = MAX_JUMP;
}
}
jump() {
if (this.jumpCounter > 0) {
this.jumpCounter--;
this.speed = MAX_SPEED;
}
}
}

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src/close.js Normal file
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})();

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src/main.js Normal file
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let canvas, ctx, box;
init();
render();
function init() {
// Initialize canvas
canvas = document.getElementById('canvas');
document.body.style.margin = '0px';
onWindowResize();
ctx = canvas.getContext('2d');
// Initialize listeners
window.addEventListener('resize', onWindowResize);
document.addEventListener('touchstart', () => box.jump());
// Initialize game
box = new Box();
}
function render() {
// Manage physics
box.update();
// Do rendering
// canvas.width = canvas.width
ctx.clearRect(0, 0, canvas.width, canvas.height);
ctx.beginPath();
ctx.fillStyle = 'rgb(255, 0, 0)';
ctx.rect(0, 0, canvas.width, canvas.height);
ctx.fill();
box.drawOn(canvas);
requestAnimationFrame(render);
}
function onWindowResize() {
canvas.width = window.innerWidth;
canvas.height = window.innerHeight;
}

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src/object.js Normal file
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class Object {
}

2
src/open.js Normal file
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"use strict";
(function() {

4
watch.sh Executable file
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#!/usr/bin/env bash
inotifywait -r -q -e close_write src/ -m | while read line; do
make www/js/escalator.js
done

12
index.html → www/index.html
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<title>Escalator</title>
<meta charset="utf-8" />
<style>
* {
margin: 0px;
padding: 0px;
}
body {
overflow: hidden;
}
* { padding: 0; margin: 0; }
canvas { display: block; margin: 0 auto; }
</style>
</head>
<body>
<canvas id="canvas"></canvas>
<script src="js/main.js"></script>
<script src="js/escalator.js"></script>
</body>
</html>