Fuyez l'homme en noir !
diff --git a/Jeux_404/script.js b/Jeux_404/script.js new file mode 100644 index 0000000..1f136af --- /dev/null +++ b/Jeux_404/script.js @@ -0,0 +1,118 @@ +var personnage; +var obstacle = []; +var score; + +function startGame() { + personnage = new component(30, 30, "red", 10, 120); + personnage.gravity = 0.05; + score = new component("30px", "Consolas", "black", 280, 40, "text"); + plateau.start(); +} + +var plateau = { + canvas: document.createElement("canvas"), + start: function() { + this.canvas.width = 480; + this.canvas.height = 270; + this.context = this.canvas.getContext("2d"); + document.body.insertBefore(this.canvas, document.body.childNodes[0]); + this.frameNo = 0; + this.interval = setInterval(updateGameArea, 20); + }, + clear: function() { + this.context.clearRect(0, 0, this.canvas.width, this.canvas.height); + } +} + +function component(largeur, longueur, color, x, y, type) { + this.type = type; + this.score = 0; + this.width = largeur; + this.height = longueur; + this.speedX = 0; + this.speedY = 0; + this.x = x; + this.y = y; + this.gravity = 0; + this.gravitySpeed = 0; + this.update = function() { + ctx = plateau.context; + if (this.type == "text") { + ctx.font = this.width + " " + this.height; + ctx.fillStyle = color; + ctx.fillText(this.text, this.x, this.y); + } else { + ctx.fillStyle = color; + ctx.fillRect(this.x, this.y, this.width, this.height); + } + } + this.newPos = function() { + this.gravitySpeed += this.gravity; + this.x += this.speedX; + this.y += this.speedY + this.gravitySpeed; + this.hitBottom(); + } + this.hitBottom = function() { + var rockbottom = plateau.canvas.height - this.height; + if (this.y > rockbottom) { + this.y = rockbottom; + this.gravitySpeed = 0; + } + } + this.crashWith = function(objet) { + var gauche = this.x; + var droite = this.x + (this.width); + var haut = this.y; + var bas = this.y + (this.height); + var objGauche = objet.x; + var objDroite = objet.x + (objet.width); + var objHaut = objet.y; + var objBas = objet.y + (objet.height); + var crash = true; + if ((bas < objHaut) || (haut > objBas) || (droite < objGauche) || (gauche > objDroite)) { + crash = false; + } + return crash; + } +} + +function updateGameArea() { + var x, taille, gap, tailleMin, tailleMax, minGap, maxGap; + for (i = 0; i < obstacle.length; i += 1) { + if (personnage.crashWith(obstacle[i])) { + return; + } + } + plateau.clear(); + plateau.frameNo += 1; + if (plateau.frameNo == 1 || everyinterval(150)) { + x = plateau.canvas.width; + tailleMin = 20; + tailleMax = 200; + taille = Math.floor(Math.random() * (tailleMax - tailleMin + 1) + tailleMin); + minGap = 50; + maxGap = 200; + gap = Math.floor(Math.random() * (maxGap - minGap + 1) + minGap); + obstacle.push(new component(10, taille, "green", x, 0)); + obstacle.push(new component(10, x - taille - gap, "green", x, taille + gap)); + } + for (i = 0; i < obstacle.length; i += 1) { + obstacle[i].x += -1; + obstacle[i].update(); + } + score.text = "SCORE: " + plateau.frameNo; + score.update(); + personnage.newPos(); + personnage.update(); +} + +function everyinterval(n) { + if ((plateau.frameNo / n) % 1 == 0) { + return true; + } + return false; +} + +function sauter(n) { + personnage.gravity = n; +} \ No newline at end of file