1. 中介者模式
所有对象通过中介者进行通信
var playDirector = (function(){
var players = [];
var options = {};
options.add = function(p){
players.push(p);
}
options.die = function(p){
for(var i = 0;i<players.length;i++){
if(players[i] === p){
players.splice(i,1);
}else{
players[i].die('die');
}
}
}
var receiveMsg = function(){
var key = Array.prototype.shift.call(arguments);
options[key].apply(this,arguments);
}
return {
receiveMsg:receiveMsg
}
})();
function play(name){
this.name = name;
this.state = 'alive';
}
play.prototype.die = function(){
this.state = 'die';
playDirector.receiveMsg('die',this);
}
play.prototype.receive = function(msg){
console.log(msg);
}