[iOS] Code which controls UIImage colour by changing tint colour of the UIButton.

ButtonImageColor

UIButton *button = [[UIButton alloc] initWithFrame:CGRectMake(0, 0, 15, 15)];
UIImage *image = [[UIImage imageNamed:@"image_res"] imageWithRenderingMode:UIImageRenderingModeAlwaysTemplate];
[button setImage:image forState:UIControlStateNormal];
[button setTintColor:[UIColor whiteColor]];
[self addSubview:button];