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index.html
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<!-- @autor thmsaguiar -->
<!doctype html>
<html>
<head>
<meta charset="UTF-8"/>
<title>Jumping</title>
<!-- Script -->
<script src="Sprite.js"></script>
<!-- Bootstrap CSS -->
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css"
integrity="sha384-Vkoo8x4CGsO3+Hhxv8T/Q5PaXtkKtu6ug5TOeNV6gBiFeWPGFN9MuhOf23Q9Ifjh" crossorigin="anonymous">
<style>
canvas{
position: absolute;
top: 0px;
bottom: 0px;
left: 0px;
right: 0px;
margin: auto;
}
.btn-buymeacoffe{
border-radius: 50px;
}
.btn-buymeacoffe img{
width: 200px;
}
.info{
position:absolute;
bottom:0;
width:100%;
margin-left: 40px;
}
</style>
</head>
<body onselectStart="return false">
<div class="info">
<a type="button" class="btn btn-warning btn-buymeacoffe" href="https://www.buymeacoffee.com/thmsaguiar" target="_blank"><img src="imagens/bmc-icon.png"></a>
<p>© 2021 by Thomas Aguiar Vicente</p>
</div>
<script type="text/javascript">
//variáveis do jogo
var canvas, ctx, HEIGHT, WIDTH, frames = 0, maxJump = 3, velocity = 6, currentState, record, img, imgBnc,
states = {
play: 0,
playing: 1,
failed: 2
},
floor = {
y: 550,
height: 50,
color: "#ffdf70",
drawing: function(){
bg.drawingFl(0, this.y);
}
},
charctmain = {
x: 50,
y: 0,
height: 50,
width: 50,
color: "#ff4e4e",
gravity: 1.6,
velocity: 0,
strengthJump: 23.6,
qtdJump: 0,
score: 0,
update: function(){
this.velocity += this.gravity;
this.y += this.velocity;
if(this.y > floor.y - this.height && currentState != states.failed){
this.y = floor.y - this.height;
this.qtdJump = 0;
this.velocity = 0;
}
},
reset: function(){
this.velocity = 0;
this.y = 0;
if(this.score > record){
localStorage.setItem("record", this.score);
record = this.score;
}
this.score = 0;
},
jump: function(){
if(this.qtdJump < maxJump){
this.velocity = -this.strengthJump;
this.qtdJump++;
}
},
drawing: function(){
bg.drawingBnc(this.x, this.y);
}
},
obstacles = {
_obs: [],
colors: ["#ffbc1c", "#ff85e1", "#ff1c1c", "#52a7ff", "#78ff5d"],
timeInsert: 0,
insert: function(){
this._obs.push({
x: WIDTH,
width: 50,
height: 30 + Math.floor(120 * Math.random()),
color: this.colors[Math.floor(5 * Math.random())]
});
this.timeInsert = 40 + Math.floor(26 * Math.random());
},
update: function(){
if(this.timeInsert == 0)
this.insert();
else
this.timeInsert--;
for (var i = 0, tam = this._obs.length; i < tam; i++){
var obs = this._obs[i];
obs.x -= velocity;
if(charctmain.x < obs.x + obs.width && charctmain.x + charctmain.width >= obs.x && charctmain.y + charctmain.height >= floor.y - obs.height){
currentState = states.failed;
}else if(obs.x == 0){
charctmain.score++;
}else if(obs.x <= -obs.width){
this._obs.splice(i, 1);
tam--;
i--;
}
}
},
clear: function(){
this._obs = [];
},
drawing: function(){
for (var i = 0, tam = this._obs.length; i<tam; i++){
var obs = this._obs[i];
ctx.fillStyle = obs.color;
ctx.fillRect(obs.x, floor.y-obs.height, obs.width, obs.height);
}
}
};
function click(event){
if(currentState == states.playing)
charctmain.jump();
else if(currentState == states.play){
currentState = states.playing;
}else if(currentState == states.failed && charctmain.y >= 2*HEIGHT){
currentState = states.play;
obstacles.clear();
charctmain.reset();
}
}
//função principal
function main(){
HEIGHT = window.innerHeight;
WIDTH = window.innerWidth;
if(WIDTH >= 500){
//setando valor da janela
HEIGHT = 600;
WIDTH = 600;
}
//criando o canvas
canvas = document.createElement("canvas");
canvas.width = WIDTH;
canvas.height = HEIGHT;
canvas.style.border = "1px solid #000";
ctx = canvas.getContext("2d");
document.body.appendChild(canvas);
document.addEventListener("mousedown", click);
currentState = states.play;
record = localStorage.getItem("record");
if(record == null){
record = 0;
}
img = new Image();
img.src = "imagens/cenario.png";
imgBnc = new Image();
imgBnc.src = "imagens/personagem.png";
imgStr = new Image();
imgStr.src = "imagens/start.png";
imgFl = new Image();
imgFl.src = "imagens/floor.png";
imgGo = new Image();
imgGo.src = "imagens/gameover.png";
imgRcd = new Image();
imgRcd.src = "imagens/newrecord.png";
loop();
}
function loop(){
update();
drawing();
window.requestAnimationFrame(loop);
}
function update(){
frames++;
charctmain.update();
if(currentState == states.playing){
obstacles.update();
}
}
function drawing(){
bg.drawing();
ctx.fillStyle = "#000";
ctx.font = "50px Gigi";
ctx.fillText(charctmain.score, 30, 68);
if(currentState == states.play){
bg.drawingStr(50, 100);
}else if(currentState == states.failed){
ctx.fillStyle = "#000";
ctx.save();
if(charctmain.score > record){
bg.drawingRcd(50,100);
ctx.translate(450, 340);
}else if(record < 10){
bg.drawingGo(50, 100);
ctx.translate(450, 340);
ctx.fillText(""+record, -110,-65);
}
else if(record >= 10 && record < 100){
bg.drawingGo(50, 100);
ctx.translate(450, 340);
ctx.fillText(""+record, -120, -65);
}
else{
bg.drawingGo(50, 100);
ctx.translate(450, 340);
ctx.fillText(""+record, -130, -65);
}
if(charctmain.score < 10){
ctx.fillText(charctmain.score, -110, 10);
}
else if(charctmain.score >= 10 && charctmain.score< 100){
ctx.fillText(charctmain.score, -110, 10);
}
else{
ctx.fillText(charctmain.score, -110, 10);
}
ctx.restore();
}else if(currentState == states.playing){
obstacles.drawing();
}
floor.drawing();
charctmain.drawing();
}
//inicializando o jogo
main();
</script>
</body>
</html>