function Item(engine, tilemap, x, y, graphic_id) {
_.extend(this, {
uid: _.uniqueId(),
engine: engine,
tilemap: tilemap,
x: x,
y: y,
graphic: loader.get(graphic_id),
bounding_box: {left: 1, right: 15, top: 0, bottom: 15}
});
}
play: function(id) {
var player = this.get_next_player(),
audio = loader.get(id),
src = id;
if (audio !== undefined) {
src = audio.src;
}
player.src = src;
player.play();
},
function Enemy(engine, x, y, dir, speed) {
Entity.call(this, engine);
return _.extend(this, {
dir: dir,
speed: speed,
x: x,
y: y,
name: 'enemy',
tileset: new Tileset(loader.get('enemy'), 16, 16, 0, 0, {}),
frame: 0,
tile: 0,
dir: dir,
bounding_box: {left: 4, top: 0, right: 11, bottom: 15},
standing: false,
frame: 0,
tile: 0,
shooting: false,
has_laser: false
});
}
function Player(engine) {
Entity.call(this, engine);
return _.extend(this, {
x: 48,
y: 48,
vy: 0,
standing: false,
tileset: new Tileset(loader.get('player'), 16, 16, 0, 0, {}),
frame: 0,
tile: 0,
dir: util.RIGHT,
bounding_box: {left: 4, top: 0, right: 11, bottom: 15},
shooting: false,
has_laser: false,
num_jumps: 2,
health: 3,
taking_damage: false,
_taking_damage_frame: 8,
name: 'player',
powerups: {
double_jump: false
}
});
}
render: function(ctx) {
var tileset = loader.get(this.tileset());
ut.renderMap(ctx, this.tiles(), tileset, this.width, this.height);
},
play_once: function(id) {
loader.get(id).play();
}