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mariounderwater.html
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mariounderwater.html
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<!DOCTYPE html>
<html>
<head>
<style>
canvas {
border:1px solid #d3d3d3;
background-image: url("background.png");
font-family: Impact, Charcoal, sans-serif;
animation: animatedBackground 5s linear infinite;
positon:absolute;
}
@keyframes animatedBackground {
from {
background-position: 0 0;
}
to {
background-position: -300px 0px;
}
}
#demo
{
margin-top:-10px;
}
</style>
</head>
<body onload="startGame()">
<script>
var myGamePiece;
var spawnpoint=0;
var enemyspawn=0;
var enemytype=0;
var y=0;
var movenemychance=0;
var myObstacles = [];
var myScore;
var coin;
function startGame() {
myGamePiece = new component(60, 60, "marioswim.png", 100, 50, "image");
myGamePiece.gravity = 0.07;
myScore = new component("30px", "Impact", "white", 260, 55, "text");
myGameArea.start();
}
var myGameArea = {
canvas : document.createElement("canvas"),
start : function() {
this.canvas.width = 700;
this.canvas.height = 380;
this.canvas.id="demo";
this.context = this.canvas.getContext("2d");
document.body.insertBefore(this.canvas, document.body.childNodes[0]);
this.frameNo = 0;
this.interval = setInterval(updateGameArea, 20);
document.getElementById("demo").addEventListener("mousedown", mouseDown);
document.getElementById("demo").addEventListener("mouseup", mouseUp);
function mouseDown() {
myGamePiece.image.src = "marioswim2.png";
accelerate(-0.2);
}
function mouseUp() {
myGamePiece.image.src = "marioswim.png";
accelerate(0.05);
}
},
clear : function() {
this.context.clearRect(0, 0, this.canvas.width, this.canvas.height);
},
stop : function() {
clearInterval(this.interval);
}
}
function component(width, height, color, x, y, type) {
this.type = type;
this.type = type;
if (type == "image") {
this.image = new Image();
this.image.src = color;
}
this.score = 0;
this.width = width;
this.height = height;
this.speedX = 0;
this.speedY = 0;
this.x = x;
this.y = y;
this.gravity = 0;
this.gravitySpeed = 0;
this.update = function() {
ctx = myGameArea.context;
if (this.type == "text") {
ctx.font = this.width + " " + this.height;
ctx.fillStyle = color;
ctx.fillText(this.text, this.x, this.y);
}
if (type == "image") {
ctx.drawImage(this.image,
this.x,
this.y,
this.width, this.height);}
else {
ctx.fillStyle = color;
ctx.fillRect(this.x, this.y, this.width, this.height);
//ctx.drawImage(myGamePiece,this.x,this.y,this.height,this.width);
}
}
this.newPos = function() {
this.gravitySpeed += this.gravity;
this.x += this.speedX;
this.y += this.speedY + this.gravitySpeed;
this.hitBottom();
}
this.hitBottom = function() {
var rockbottom = myGameArea.canvas.height - this.height;
if (this.y > rockbottom) {
this.y = rockbottom;
myGamePiece.image.src = "mariostand.png";
this.gravitySpeed = 0;
}
}
this.crashWith = function(otherobj) {
var myleft = this.x;
var myright = this.x + (this.width);
var mytop = this.y;
var mybottom = this.y + (this.height);
var otherleft = otherobj.x;
var otherright = otherobj.x + (otherobj.width);
var othertop = otherobj.y;
var otherbottom = otherobj.y + (otherobj.height);
var crash = true;
if ((mybottom-20< othertop) || (mytop+20> otherbottom) || (myright-20 < otherleft) || (myleft +20> otherright)) {
crash = false;
}
return crash;
}
}
function updateGameArea() {
var x, height, gap, minHeight, maxHeight, minGap, maxGap;
for (i = 0; i < myObstacles.length; i += 1) {
if (myGamePiece.crashWith(myObstacles[i])) {
return;
}
}
myGameArea.clear();
myGameArea.frameNo += 1;
if (myGameArea.frameNo == 1 || everyinterval(70)) {
x = myGameArea.canvas.width;
minHeight = 80;
maxHeight = 150;
height = Math.floor(Math.random()*(maxHeight-minHeight+1)+minHeight);
minGap = 50;
maxGap = 200;
spawnpoint=Math.floor(Math.random()*(300-80+1)+80);
y=Math.floor(Math.random()*(200-80+1)+80);
enemytype=Math.floor(Math.random()*(5-1+1)+1);
movenemychance=Math.floor(Math.random()*(3-1+1)+1);
//enemyspawn=Math.floor(Math.random()*(3-80+1)+80);
// myObstacles.push(new component(50, height , "plant.png", x, spawnpoint ,"image"));
if(enemytype==1)
{
myObstacles.push(new component(65, height , "plant.png", x, spawnpoint ,"image"));
}
else if(enemytype==2)
{
myObstacles.push(new component(51, 50 , "enemy1.png", x, y ,"image"));
}
else if(enemytype==3)
{
myObstacles.push(new component(52, 50 , "enemy2.png", x, y ,"image"));
}
else if(enemytype==4)
{
myObstacles.push(new component(90, 25 , "wall.png", x, spawnpoint ,"image"));
}
else
{
myObstacles.push(new component(40, 80 , "vwall.png", x, spawnpoint ,"image"));
}
}
for (i = 0; i < myObstacles.length; i += 1) {
myObstacles[i].x += -2;
if(movenemychance==2)
{
if(myObstacles[i].width==51)
{
myObstacles[i].x += -2;
myObstacles[i].y += 0.5;
}
if(myObstacles[i].width==52)
{
myObstacles[i].x += -4;
myObstacles[i].y += 0.5;
}
}
myObstacles[i].update();
}
myScore.text="SCORE: " + myGameArea.frameNo;
myScore.update();
myGamePiece.newPos();
myGamePiece.update();
}
function everyinterval(n) {
if ((myGameArea.frameNo / n) % 1 == 0) {return true;}
return false;
}
function accelerate(n) {
myGamePiece.gravity = n;
}
</script>
<img src="platform2.png" id="demo" ></img>
</body>
</html>