axmol/cocos2dx/platform/iphone/CCDirectorCaller.mm

/****************************************************************************
 Copyright (c) 2010 cocos2d-x.org
 
 http://www.cocos2d-x.org
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
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 copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions:
 
 The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.
 
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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#import <Foundation/Foundation.h>
#import "CCDirectorCaller.h"
#import "CCDirector.h"

static id s_sharedDirectorCaller;

@interface NSObject(CADisplayLink)
+(id) displayLinkWithTarget: (id)arg1 selector:(SEL)arg2;
-(void) addToRunLoop: (id)arg1 forMode: (id)arg2;
-(void) setFrameInterval: (int)interval;
-(void) invalidate;
@end

@implementation CCDirectorCaller

+(id) sharedDirectorCaller
{
	if (s_sharedDirectorCaller == nil)
	{
		s_sharedDirectorCaller = [CCDirectorCaller new];
	}
	
	return s_sharedDirectorCaller;
}

+(void) destroy
{
	[s_sharedDirectorCaller release];
}

-(void) dealloc
{
	[displayLink invalidate];
	[displayLink release];
	[super dealloc];
}

-(void) startMainLoop
{
	displayLink = [NSClassFromString(@"CADisplayLink") displayLinkWithTarget:self selector:@selector(doCaller:)];
	[displayLink setFrameInterval: 1];
	[displayLink addToRunLoop:[NSRunLoop currentRunLoop] forMode:NSDefaultRunLoopMode];
}

-(void) setAnimationInterval:(double)interval
{
        [displayLink setFrameInterval: interval];
}
					  
-(void) doCaller: (id) sender
{
	cocos2d::CCDirector::sharedDirector()->mainLoop();
}

@end