-(void) ccTouchEnded:(UITouch *)touch withEvent:(UIEvent *)event
{
	
	BOOL moveX, moveY = NO;
	
    CGPoint touchLocation = [touch locationInView: [touch view]];		
    touchLocation = [[CCDirector sharedDirector] convertToGL: touchLocation];
    touchLocation = [self convertToNodeSpace:touchLocation];
	
    CGPoint playerPos = _player.position;
    CGPoint diff = ccpSub(touchLocation, playerPos);
	CGSize winSize = [[CCDirector sharedDirector] winSize];
	
	// Define areas on the screen to control player differently
	// Centralised cross that will move directly up, down, left or right (winsize.width/3, winsize.height/3)
	// Remaining areas will move diagonally
	// If central crossover area is pressed, player will not move.
	
	// Left/right press
	if (touchLocation.x < winSize.width/3) {
		moveX = YES;
	} else if (touchLocation.x > ((winSize.width/3)*2)) {
		moveX = YES;
	} else {
		moveX = NO;
	}
	
	
	// Up/down press
	if (touchLocation.y < winSize.height/3) {
		moveY = YES;
	} else 	if (touchLocation.y > ((winSize.height/3)*2)) {
		moveY = YES;
	} else {
		moveY = NO;
	}
	
	
	
    if (moveX) {
		if (diff.x >= _tileMap.tileSize.width) {
            playerPos.x += _tileMap.tileSize.width;
        } else if (diff.x <= (_tileMap.tileSize.width * -1)) {
            playerPos.x -= _tileMap.tileSize.width; 
        }    
	}
	
	if (moveY) {
        if (diff.y >= _tileMap.tileSize.height) {
            playerPos.y += _tileMap.tileSize.height;
        } else if (diff.y <= (_tileMap.tileSize.height * -1)) {
            playerPos.y -= _tileMap.tileSize.height;
        }
	}
	
	
	if (moveX || moveY) {
		
		if (playerPos.x <= (_tileMap.mapSize.width * _tileMap.tileSize.width) &&
			playerPos.y <= (_tileMap.mapSize.height * _tileMap.tileSize.height) &&
			playerPos.y >= 0 &&
			playerPos.x >= 0 ) 
		{
			[self setPlayerPosition:playerPos];
		}
		
		
	}
}

Full directional movement of player in cocos2D tilemap

ios

Objective C