animation/frame update
var game = new Phaser.Game(800, 600, Phaser.CANVAS, 'phaser-example', { preload: preload, create: create });
function preload() {
game.load.spritesheet('mummy', 'assets/sprites/metalslug_mummy37x45.png', 37, 45, 18);
}
var text;
function create() {
var mummy = game.add.sprite(300, 200, 'mummy');
var walk = mummy.animations.add('walk');
walk.enableUpdate = true;
walk.onUpdate.add(onUpdate, this);
mummy.animations.play('walk', 5, true);
text = game.add.text(300, 264, "Frame 1", { font: "28px Arial", fill: "#ff0044" });
}
function onUpdate(anim, frame) {
text.text = 'Frame ' + frame.index;
}