Customizing the Frame of Annotation Toolbar

override func flexibleToolbarContainerContentRect(_ container: PSPDFFlexibleToolbarContainer, for position: PSPDFFlexibleToolbarPosition) -> CGRect {
    var rect = super.flexibleToolbarContainerContentRect(container, for: position)
    if position == .positionLeft {
        rect.origin.x += 50
    }
    return rect
}

- (CGRect)flexibleToolbarContainerContentRect:(nonnull PSPDFFlexibleToolbarContainer *)container forToolbarPosition:(PSPDFFlexibleToolbarPosition)position {
    CGRect rect = [super flexibleToolbarContainerContentRect:container forToolbarPosition:position];
    if (position == PSPDFFlexibleToolbarPositionLeft) {
        rect.origin.x += 50;
    }
    return rect;
}