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@@ -4,8 +4,8 @@ const imagesDir = 'images/';
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const charAnim = [imagesDir+'idle.png', imagesDir+'walk1.png', imagesDir+'walk2.png'];
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function startGame() {
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- myGamePiece = new component(40, 60, charAnim[0], 0, 512, "image");
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- myGamePiece.gravity = 0.05;
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+ myGamePiece = new component(40, 60, charAnim[0], 0, window.innerHeight-60, "image");
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+ myGamePiece.gravity = 0.025;
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myScore = new component("30px", "Consolas", "black", 280, 40, "text");
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myGameArea.start();
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}
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@@ -13,80 +13,21 @@ function startGame() {
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var myGameArea = {
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canvas : document.createElement("canvas"),
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start : function() {
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- this.canvas.width = 512;
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- this.canvas.height = 512;
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+ this.canvas.width = window.innerWidth-(window.innerWidth*0.015);
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+ this.canvas.height = window.innerHeight-(window.innerHeight*0.015);
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this.context = this.canvas.getContext("2d");
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document.body.insertBefore(this.canvas, document.body.childNodes[0]);
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document.addEventListener("keydown",keyDown,false);
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document.addEventListener("keyup",keyUp,false);
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this.frameNo = 0;
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- this.interval = setInterval(updateGameArea, 10);
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+ this.interval = setInterval(updateGameArea, 15);
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},
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clear : function() {
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this.context.clearRect(0, 0, this.canvas.width, this.canvas.height);
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}
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}
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-function component(width, height, color, x, y, type) {
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- this.type = type;
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- this.score = 0;
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- this.width = width;
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- this.height = height;
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- this.speedX = 0;
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- this.speedY = 0;
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- this.x = x;
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- this.y = y;
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- this.gravity = 0;
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- this.gravitySpeed = 0;
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- this.isMoving = false;
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- if (type == "image") {
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- this.image = new Image();
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- this.image.src = color;
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- }
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- this.update = function() {
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- ctx = myGameArea.context;
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- if (type == "image") {
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- ctx.drawImage(this.image,
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- this.x,
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- this.y,
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- this.width, this.height);
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- } else {
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- ctx.fillStyle = color;
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- ctx.fillRect(this.x, this.y, this.width, this.height);
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- }
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- }
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- this.newPos = function() {
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- this.gravitySpeed += this.gravity;
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- this.x += this.speedX;
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- this.y += this.speedY + this.gravitySpeed;
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- this.hitBottom();
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- if(!myGamePiece.isMoving){
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- myGamePiece.image.src = charAnim[0];
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- }
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- }
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- this.hitBottom = function() {
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- var rockbottom = myGameArea.canvas.height - this.height;
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- if (this.y > rockbottom) {
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- this.y = rockbottom;
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- this.gravitySpeed = 0;
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- }
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- }
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- this.crashWith = function(otherobj) {
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- var myleft = this.x;
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- var myright = this.x + (this.width);
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- var mytop = this.y;
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- var mybottom = this.y + (this.height);
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- var otherleft = otherobj.x;
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- var otherright = otherobj.x + (otherobj.width);
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- var othertop = otherobj.y;
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- var otherbottom = otherobj.y + (otherobj.height);
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- var crash = true;
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- if ((mybottom < othertop) || (mytop > otherbottom) || (myright < otherleft) || (myleft > otherright)) {
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- crash = false;
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- }
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- return crash;
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- }
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-}
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+
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function updateGameArea() {
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var x, height, gap, minHeight, maxHeight, minGap, maxGap;
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@@ -101,16 +42,7 @@ function updateGameArea() {
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secs = 0;
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}
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myGameArea.clear();
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- myGameArea.frameNo += 1;
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- if (myGameArea.frameNo == 1 || everyinterval(150)) {
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- x = myGameArea.canvas.width;
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- minHeight = 20;
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- maxHeight = 200;
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- height = Math.floor(Math.random()*(maxHeight-minHeight+1)+minHeight);
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- minGap = 50;
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- maxGap = 200;
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- gap = Math.floor(Math.random()*(maxGap-minGap+1)+minGap);
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- }
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+ //myGameArea.frameNo += 1;
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myGamePiece.newPos();
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myGamePiece.update();
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}
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@@ -123,18 +55,47 @@ function everyinterval(n) {
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function moveRight(n){
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myGamePiece.speedX = n;
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myGamePiece.isMoving = true;
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+ myGamePiece.direction = true;
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}
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+function moveLeft(n){
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+ myGamePiece.speedX = -n;
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+ myGamePiece.isMoving = true;
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+ myGamePiece.direction = false;
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+}
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+
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+function jump(n){
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+ //myGamePiece.isJumping = true;
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+ myGamePiece.speedY = -n;
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+ //myGamePiece.y = myGameArea.canvas.height - n;
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+ myGamePiece.isMoving = true;
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+ console.log("salto");
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+}
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+
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+// 32 -> Space
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+// 37 -> Left
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+// 38 -> Up
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+// 39 -> Right
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+// 40 -> Down
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function keyDown(e){
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if(!e) e = event;
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+ if(e.keyCode == 32 && !myGamePiece.isJumping) jump(10);
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+ if(e.keyCode == 37) moveLeft(1);
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if(e.keyCode == 39) moveRight(1);
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+
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+ //console.log(e.keyCode);
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}
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function keyUp(e){
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+ if(!e) e = event;
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myGamePiece.image.src = charAnim[0];
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- myGamePiece.speedX = 0;
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- myGamePiece.speedY = 0;
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myGamePiece.isMoving = false;
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+ if(e.keyCode == 32){
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+ myGamePiece.speedY = 0;
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+ }
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+ if(e.keyCode >= 37 && e.keyCode <= 40){
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+ myGamePiece.speedX = 0;
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+ }
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}
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José Luis Fernández