script.js

var cursors;
var game = new Phaser.Game(640,480, Phaser.AUTO, 'world', {
  preload: preload, create: create, update: update });


var lift ;
var mySprite;


var x = game.width/2;
var y = game.height/2;
var dirX = 10;
var dirY = 10;
var emitter;
var weapon;
var student;

function preload() {

    game.load.image('fire1', 'assets/fire1.png');
    game.load.image('fire2', 'assets/fire2.png');
    game.load.image('fire3', 'assets/fire3.png');
    game.load.image('smoke', 'assets/smoke-puff.png');
    game.load.image('pixel', 'assets/trans-pixel.png');
    game.load.image('bullet', 'assets/bullet.png');

    game.load.atlasJSONHash('student', 'assets/student.png','assets/student.json');
}
function create() {

  game.physics.startSystem(Phaser.Physics.ARCADE);
  game.stage.backgroundColor = '#333';

    emitter = game.add.emitter(game.world.centerX, game.world.centerY, 400);

    emitter.makeParticles( [ 'fire1', 'fire2', 'fire3', 'smoke' ] );

    emitter.gravity = 800;
    emitter.setAlpha(1, 0, 3000);

    mySprite = game.add.sprite( 600,480, 'student');
    mySprite.animations.add('left', ['left1', 'left2','left3', 'left4','left5', 'left6','left7', 'left8','left9']);
    mySprite.animations.add('right', ['right1', 'right2','right3', 'right4','right5', 'right6','right7', 'right8', 'right9']);
    mySprite.animations.add('up'), ['up1', 'up2','up3', 'up4','up5', 'up6','up7', 'up8','up9'];
    mySprite.animations.add('down', ['down1', 'down2']);

    mySprite.anchor.setTo(0.5, 0.5);
    game.physics.arcade.enable(mySprite);
    mySprite.body.velocity.setTo(200, 200);
    // makes image collideable
    mySprite.body.collideWorldBounds = true;
    // mySprite.bounce.set(0.8);
    mySprite.body.gravity.set(0, 180);
    //mySprite.inputEnabled = true;
    cursors = game.input.keyboard.createCursorKeys();

    //  Creates 30 bullets, using the 'bullet' graphic
    weapon = game.add.weapon(30, 'bullet');

    //  The bullet will be automatically killed when it leaves the world bounds
    weapon.bulletKillType = Phaser.Weapon.KILL_WORLD_BOUNDS;

    //  The speed at which the bullet is fired
    weapon.bulletSpeed = 600;

    //  Speed-up the rate of fire, allowing them to shoot 1 bullet every 60ms
    weapon.fireRate = 100;

    //  Tell the Weapon to track the 'mySprite' Sprite
    //  With no offsets from the position
    //  But the 'true' argument tells the weapon to track sprite rotation
    weapon.trackSprite(mySprite, 0, 0, true);

}

function update () {
    if ( x > game.width - mySprite.width || x < 0 ) {
      dirX = -dirX;
    }
    if ( y > game.height - mySprite.height || y < 0 ) {
      dirY = -dirY;
    }


    if (cursors.down.isDown) {
      mySprite.y = mySprite.y + 1;
    }
    if (cursors.up.isDown)
    {
        mySprite.y = mySprite.y - 10;
         particleBurst();
      //  emitter.start(false, 3000, 5);
        mySprite.animations.play('up', 30, false);
    }
    else
    {
        mySprite.animations.play('stop', 30, false);
    }

    if (cursors.left.isDown)
    {
        if (cursors.up.isDown) {
            mySprite.x = mySprite.x - 10;
        }else{
            mySprite.x = mySprite.x - 5;
        }
        mySprite.animations.play('left', 15, false);

    }
    else if (cursors.right.isDown)
    {
        if (cursors.up.isDown) {
            mySprite.x = mySprite.x + 10;
        }else{
            mySprite.x = mySprite.x + 5;
        }
        mySprite.animations.play('right', 15, false);
    } else
    {
        mySprite.animations.play('stop', 15, false);
    }

    if (game.input.keyboard.isDown(Phaser.Keyboard.SPACEBAR))
    {
        weapon.fire();
    }
}

function particleBurst() {
    var px = mySprite.body.velocity.x;
    var py = mySprite.body.velocity.y;

    px *= -1;
    py *= -1;

    emitter.minParticleSpeed.set(px, py);
    emitter.maxParticleSpeed.set(px, py);

    emitter.emitX = mySprite.x;
    emitter.emitY = mySprite.y;

    // Phaser.Particles.Arcade.Emitter.setScale(minX, maxX, minY, maxY, rate, ease, yoyo) : void;
    emitter.setScale(0.01, .5, 0.01, .1, 600);

    emitter.start(true, 500, null, 5);

    //  And 2 seconds later we'll destroy the emitter
    game.time.events.add(500, destroyEmitter);

}

function destroyEmitter() {

    if (emitter !== null){
        //   emitter.destroy();
    }
}

function yahoo(){

    console.log('yahoo');

}

function onDown(dog) {
  console.log('clicked');
  console.log(mySprite.x);
  console.log(mySprite.y);
}