C++ LIB_PIN::Move方法代码示例

/*
 * Create a new pin.
 */
void LIB_EDIT_FRAME::CreatePin( wxDC* DC )
{
    LIB_PART*      part = GetCurPart();

    if( !part )
        return;

    part->ClearStatus();

    LIB_PIN* pin = new LIB_PIN( part );

    m_drawItem = pin;

    pin->SetFlags( IS_NEW );
    pin->SetUnit( m_unit );
    pin->SetConvert( m_convert );

    // Flag pins to consider
    if( SynchronizePins() )
        pin->SetFlags( IS_LINKED );

    pin->Move( GetCrossHairPosition( true ) );
    pin->SetLength( GetLastPinLength() );
    pin->SetOrientation( LastPinOrient );
    pin->SetType( LastPinType );
    pin->SetShape( LastPinShape );
    pin->SetNameTextSize( GetLastPinNameSize() );
    pin->SetNumberTextSize( GetLastPinNumSize() );
    pin->SetConvert( LastPinCommonConvert ? 0 : m_convert );
    pin->SetUnit( LastPinCommonUnit ? 0 : m_unit );
    pin->SetVisible( LastPinVisible );
    PinPreviousPos = pin->GetPosition();
    m_canvas->SetIgnoreMouseEvents( true );
    wxCommandEvent cmd( wxEVT_COMMAND_MENU_SELECTED );
    cmd.SetId( ID_LIBEDIT_EDIT_PIN );
    GetEventHandler()->ProcessEvent( cmd );
    m_canvas->MoveCursorToCrossHair();
    m_canvas->SetIgnoreMouseEvents( false );

    if( pin->GetFlags() & IS_CANCELLED )
    {
        deleteItem( DC );
    }
    else
    {
        ClearTempCopyComponent();
        m_canvas->SetMouseCapture( DrawMovePin, AbortPinMove );

        if( DC )
        {
            int show_opts = PIN_DRAW_TEXTS | PIN_DRAW_DANGLING | PIN_DANGLING_HIDDEN;

            if( GetShowElectricalType() )
                show_opts |= PIN_DRAW_ELECTRICAL_TYPE_NAME;

            // In LIB_PIN::Draw() a void* parameter used as flag to pass show_opts.
            // Build it:
            void* showOptions = reinterpret_cast<void*>( show_opts );

            pin->Draw( m_canvas, DC, wxPoint( 0, 0 ), UNSPECIFIED_COLOR, GR_COPY,
                       showOptions, DefaultTransform );
        }

    }
}

// Create a new pin based on the previous pin with an incremented pin number.
void LIB_EDIT_FRAME::RepeatPinItem( wxDC* DC, LIB_PIN* SourcePin )
{
    wxString msg;

    LIB_PART*      part = GetCurPart();

    if( !part || !SourcePin || SourcePin->Type() != LIB_PIN_T )
        return;

    LIB_PIN* pin = (LIB_PIN*) SourcePin->Clone();

    pin->ClearFlags();
    pin->SetFlags( IS_NEW );
    wxPoint step;

    switch( pin->GetOrientation() )
    {
    case PIN_UP:
        step.x = GetRepeatPinStep();
        break;

    case PIN_DOWN:
        step.x = GetRepeatPinStep();
        break;

    case PIN_LEFT:
        step.y = - GetRepeatPinStep();
        break;

    case PIN_RIGHT:
        step.y = - GetRepeatPinStep();
        break;
    }

    pin->Move( pin->GetPosition() + step );
    wxString nextName = pin->GetName();
    IncrementLabelMember( nextName, GetRepeatDeltaLabel() );
    pin->SetName( nextName );

    pin->PinStringNum( msg );
    IncrementLabelMember( msg, GetRepeatDeltaLabel() );
    pin->SetPinNumFromString( msg );

    m_drawItem = pin;

    if( SynchronizePins() )
        pin->SetFlags( IS_LINKED );

    wxPoint savepos = GetCrossHairPosition();
    m_canvas->CrossHairOff( DC );

    SetCrossHairPosition( wxPoint( pin->GetPosition().x, -pin->GetPosition().y ) );

    // Add this new pin in list, and creates pins for others parts if needed
    m_drawItem = pin;
    ClearTempCopyComponent();
    PlacePin();
    m_lastDrawItem = pin;

    SetCrossHairPosition( savepos );
    m_canvas->CrossHairOn( DC );

    MSG_PANEL_ITEMS items;
    pin->GetMsgPanelInfo( items );
    SetMsgPanel( items );
    OnModify( );
}

/**
 * Managed cursor callback for placing component pins.
 */
void LIB_EDIT_FRAME::PlacePin()
{
    LIB_PIN* cur_pin  = (LIB_PIN*) m_drawItem;
    bool     ask_for_pin = true;
    wxPoint  newpos;
    bool     status;

    // Some tests
    if( !cur_pin || cur_pin->Type() != LIB_PIN_T )
    {
        wxMessageBox( wxT( "LIB_EDIT_FRAME::PlacePin() error" ) );
        return;
    }

    newpos = GetCrossHairPosition( true );

    LIB_PART*      part = GetCurPart();

    // Test for an other pin in same new position:
    for( LIB_PIN* pin = part->GetNextPin();  pin;  pin = part->GetNextPin( pin ) )
    {
        if( pin == cur_pin || newpos != pin->GetPosition() || pin->GetFlags() )
            continue;

        if( ask_for_pin && SynchronizePins() )
        {
            m_canvas->SetIgnoreMouseEvents( true );

            status = IsOK( this, _( "This position is already occupied by another pin. Continue?" ) );

            m_canvas->MoveCursorToCrossHair();
            m_canvas->SetIgnoreMouseEvents( false );

            if( !status )
                return;
            else
                ask_for_pin = false;
        }
    }

    // Create Undo from GetTempCopyComponent() if exists ( i.e. after a pin move)
    // or from m_component (pin add ...)
    if( GetTempCopyComponent() )
        SaveCopyInUndoList( GetTempCopyComponent() );
    else
        SaveCopyInUndoList( part );

    m_canvas->SetMouseCapture( NULL, NULL );
    OnModify();
    cur_pin->Move( newpos );

    if( cur_pin->IsNew() )
    {
        LastPinOrient = cur_pin->GetOrientation();
        LastPinType   = cur_pin->GetType();
        LastPinShape  = cur_pin->GetShape();

        if( SynchronizePins() )
            CreateImagePins( cur_pin, m_unit, m_convert, m_showDeMorgan );

        m_lastDrawItem = cur_pin;
        part->AddDrawItem( m_drawItem );
    }

    // Put linked pins in new position, and clear flags
    for( LIB_PIN* pin = part->GetNextPin();  pin;  pin = part->GetNextPin( pin ) )
    {
        if( pin->GetFlags() == 0 )
            continue;

        pin->Move( cur_pin->GetPosition() );
        pin->ClearFlags();
    }

    m_drawItem = NULL;

    m_canvas->Refresh();
}