//-----------------------------------------------------------------------------
// When the slider is activated, deactivated, or moves
//-----------------------------------------------------------------------------
void CRotationSlider::OnMousePressed( vgui::MouseCode code )
{
    BaseClass::OnMousePressed( code );

    if (code != vgui::MOUSE_LEFT)
        return;

    C_BaseObject *pObj = m_hObject.Get();
    if (pObj)
    {
        m_flInitialYaw = pObj->GetAbsAngles().y;
        pObj->PreviewYaw( m_flInitialYaw );
        pObj->ActivateYawPreview( true );
    }
}
void CRotationSlider::OnMouseReleased( vgui::MouseCode code )
{
    BaseClass::OnMouseReleased( code );

    if (code != vgui::MOUSE_LEFT)
        return;

    C_BaseObject *pObj = m_hObject.Get();
    if (pObj)
    {
        char szbuf[48];
        Q_snprintf( szbuf, sizeof( szbuf ), "yaw %0.2f\n",  m_flInitialYaw - m_flYaw );
        pObj->SendClientCommand( szbuf );
        pObj->ActivateYawPreview( false );
        SetValue(0);
        m_flYaw = 0;
    }
}