int EDIT_TOOL::Rotate( const TOOL_EVENT& aEvent )
{
    const SELECTION& selection = m_selectionTool->GetSelection();
    PCB_BASE_EDIT_FRAME* editFrame = getEditFrame<PCB_BASE_EDIT_FRAME>();

    // Shall the selection be cleared at the end?
    bool unselect = selection.Empty();

    if( !hoverSelection() || m_selectionTool->CheckLock() == SELECTION_LOCKED )
        return 0;

    wxPoint rotatePoint = getModificationPoint( selection );

    for( unsigned int i = 0; i < selection.items.GetCount(); ++i )
    {
        BOARD_ITEM* item = selection.Item<BOARD_ITEM>( i );
        m_commit->Modify( item );
        item->Rotate( rotatePoint, editFrame->GetRotationAngle() );
    }

    if( !m_dragging )
        m_commit->Push( _( "Rotate" ) );

    if( unselect )
        m_toolMgr->RunAction( COMMON_ACTIONS::selectionClear, true );

    // TODO selectionModified
    m_toolMgr->RunAction( COMMON_ACTIONS::editModifiedSelection, true );

    return 0;
}
int TOOL_EVT_UTILS::GetEventRotationAngle( const PCB_BASE_EDIT_FRAME& aFrame,
                                           const TOOL_EVENT& aEvt )
{
    wxASSERT_MSG( IsRotateToolEvt( aEvt ), "Expected rotation event" );

    const int rotAngle = aFrame.GetRotationAngle();
    const int angleMultiplier = aEvt.Parameter<intptr_t>();

    return rotAngle * angleMultiplier;
}
int EDIT_TOOL::Rotate( TOOL_EVENT& aEvent )
{
    const SELECTION& selection = m_selectionTool->GetSelection();
    PCB_BASE_EDIT_FRAME* editFrame = getEditFrame<PCB_BASE_EDIT_FRAME>();

    // Shall the selection be cleared at the end?
    bool unselect = selection.Empty();

    if( !makeSelection( selection ) || m_selectionTool->CheckLock() )
    {
        setTransitions();

        return 0;
    }

    wxPoint rotatePoint = getModificationPoint( selection );

    if( !m_dragging )   // If it is being dragged, then it is already saved with UR_CHANGED flag
    {
        editFrame->OnModify();
        editFrame->SaveCopyInUndoList( selection.items, UR_ROTATED, rotatePoint );
    }

    for( unsigned int i = 0; i < selection.items.GetCount(); ++i )
    {
        BOARD_ITEM* item = selection.Item<BOARD_ITEM>( i );

        item->Rotate( rotatePoint, editFrame->GetRotationAngle() );

        if( !m_dragging )
            item->ViewUpdate( KIGFX::VIEW_ITEM::GEOMETRY );
    }

    updateRatsnest( m_dragging );

    // Update dragging offset (distance between cursor and the first dragged item)
    m_offset = static_cast<BOARD_ITEM*>( selection.items.GetPickedItem( 0 ) )->GetPosition() -
                                         rotatePoint;

    if( m_dragging )
        selection.group->ViewUpdate( KIGFX::VIEW_ITEM::GEOMETRY );
    else
        getModel<BOARD>()->GetRatsnest()->Recalculate();

    if( unselect )
        m_toolMgr->RunAction( COMMON_ACTIONS::selectionClear, true );

    m_toolMgr->RunAction( COMMON_ACTIONS::pointEditorUpdate, true );
    setTransitions();

    return 0;
}