phaser/Phaser/core/PluginManager.ts

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2013-08-06 02:14:48 +00:00
/// <reference path="../Game.ts" />
/// <reference path="Plugin.ts" />
/**
* Phaser - PluginManager
*/
module Phaser {
export class PluginManager {
constructor(game:Game, parent) {
this.game = game;
this._parent = parent;
this.plugins = [];
}
/**
* Local reference to Game.
*/
public game: Game;
/**
* The object that owns this PluginManager.
*/
private _parent;
/**
* Plugin loop pointer
* @type {number}
*/
private _p: number;
/**
* Plugins array counter
* @type {number}
*/
private _pluginsLength: number;
/**
* An Array of Plugins
* @type {Array}
*/
public plugins: Phaser.Plugin[];
/**
* Add a new Plugin to the PluginManager.
* The plugins game and parent reference are set to this game and pluginmanager parent.
* @type {Phaser.Plugin}
*/
public add(plugin):any {
var result: bool = false;
// Prototype?
if (typeof plugin === 'function')
{
plugin = new plugin(this.game, this._parent);
}
else
{
plugin.game = this.game;
plugin.parent = this._parent;
}
// Check for methods now to avoid having to do this every loop
if (typeof plugin['preUpdate'] === 'function')
{
plugin.hasPreUpdate = true;
result = true;
}
if (typeof plugin['update'] === 'function')
{
plugin.hasUpdate = true;
result = true;
}
if (typeof plugin['postUpdate'] === 'function')
{
plugin.hasPostUpdate = true;
result = true;
}
if (typeof plugin['preRender'] === 'function')
{
plugin.hasPreRender = true;
result = true;
}
if (typeof plugin['render'] === 'function')
{
plugin.hasRender = true;
result = true;
}
if (typeof plugin['postRender'] === 'function')
{
plugin.hasPostRender = true;
result = true;
}
// The plugin must have at least one of the above functions to be added to the PluginManager.
if (result == true)
{
if (plugin.hasPreUpdate || plugin.hasUpdate || plugin.hasPostUpdate)
{
plugin.active = true;
}
if (plugin.hasPreRender || plugin.hasRender || plugin.hasPostRender)
{
plugin.visible = true;
}
this._pluginsLength = this.plugins.push(plugin);
return plugin;
}
else
{
return null;
}
}
public remove(plugin) {
// TODO :)
this._pluginsLength--;
}
public preUpdate() {
for (this._p = 0; this._p < this._pluginsLength; this._p++)
{
if (this.plugins[this._p].active && this.plugins[this._p].hasPreUpdate)
{
this.plugins[this._p].preUpdate();
}
}
}
public update() {
for (this._p = 0; this._p < this._pluginsLength; this._p++)
{
if (this.plugins[this._p].active && this.plugins[this._p].hasUpdate)
{
this.plugins[this._p].update();
}
}
}
public postUpdate() {
for (this._p = 0; this._p < this._pluginsLength; this._p++)
{
if (this.plugins[this._p].active && this.plugins[this._p].hasPostUpdate)
{
this.plugins[this._p].postUpdate();
}
}
}
public preRender() {
for (this._p = 0; this._p < this._pluginsLength; this._p++)
{
if (this.plugins[this._p].visible && this.plugins[this._p].hasPreRender)
{
this.plugins[this._p].preRender();
}
}
}
public render() {
for (this._p = 0; this._p < this._pluginsLength; this._p++)
{
if (this.plugins[this._p].visible && this.plugins[this._p].hasRender)
{
this.plugins[this._p].render();
}
}
}
public postRender() {
for (this._p = 0; this._p < this._pluginsLength; this._p++)
{
if (this.plugins[this._p].visible && this.plugins[this._p].hasPostRender)
{
this.plugins[this._p].postRender();
}
}
}
public destroy() {
this.plugins.length = 0;
this._pluginsLength = 0;
this.game = null;
this._parent = null;
}
}
}