CCSpriteWithSizeAndColor

- (CCSprite*)spriteWithSize:(CGSize)size andColor:(ccColor4B)color
{
    CCSprite *sprite = [CCSprite node];
    GLubyte *buffer = malloc(sizeof(GLubyte)*4);
    for (int i=0;i<4;i++) {buffer[i]=255;}
    CCTexture *tex = [[CCTexture alloc] initWithData:buffer pixelFormat:CCTexturePixelFormat_RGBA4444 pixelsWide:1 pixelsHigh:1 contentSizeInPixels:size contentScale:1];
    [sprite setTexture:tex];
    [sprite setTextureRect:CGRectMake(0, 0, size.width, size.height)];
    free(buffer);
    [sprite setColor:[CCColor colorWithCcColor4b:color]];
    return sprite;
}