C++ BLOCK_SELECTOR::GetMoveVector方法代码示例

/* Traces the outline of the search block structures
 * The entire block follows the cursor
 */
static void DrawMovingBlockOutlines( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aPosition,
                                     bool aErase )
{
    BASE_SCREEN*    screen = aPanel->GetScreen();
    BLOCK_SELECTOR* block = &screen->m_BlockLocate;
    SCH_ITEM*       schitem;

    /* Erase old block contents. */
    if( aErase )
    {
        block->Draw( aPanel, aDC, block->GetMoveVector(), g_XorMode, block->GetColor() );

        for( unsigned ii = 0; ii < block->GetCount(); ii++ )
        {
            schitem = (SCH_ITEM*) block->GetItem( ii );
            schitem->Draw( aPanel, aDC, block->GetMoveVector(), g_XorMode, g_GhostColor );
        }
    }

    /* Repaint new view. */
    block->SetMoveVector( aPanel->GetParent()->GetCrossHairPosition() - block->GetLastCursorPosition() );
    block->Draw( aPanel, aDC, block->GetMoveVector(), g_XorMode, block->GetColor() );

    for( unsigned ii = 0; ii < block->GetCount(); ii++ )
    {
        schitem = (SCH_ITEM*) block->GetItem( ii );
        schitem->Draw( aPanel, aDC, block->GetMoveVector(), g_XorMode, g_GhostColor );
    }
}

/*
 * Traces the outline of the search block structures
 * The entire block follows the cursor
 */
void DrawMovingBlockOutlines( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aPosition,
                              bool aErase )
{
    SCH_DRAW_PANEL*    panel =static_cast<SCH_DRAW_PANEL*>( aPanel );
    LIB_EDIT_FRAME*    frame = (LIB_EDIT_FRAME*) aPanel->GetParent();
    KIGFX::SCH_VIEW*   view = panel->GetView();
    KIGFX::VIEW_GROUP* preview = view->GetPreview();

    BASE_SCREEN*       screen = aPanel->GetScreen();
    BLOCK_SELECTOR*    block = &screen->m_BlockLocate;
    LIB_PART*          component = frame->GetCurPart();

    if( component == NULL )
        return;

    block->SetMoveVector( frame->GetCrossHairPosition( true ) - block->GetLastCursorPosition() );

    preview->Clear();
    view->SetVisible( preview, true );

    for( unsigned ii = 0; ii < block->GetCount(); ii++ )
    {
        LIB_ITEM* libItem = (LIB_ITEM*) block->GetItem( ii );
        LIB_ITEM* copy = static_cast<LIB_ITEM*>( libItem->Clone() );

        copy->Move( copy->GetPosition() + block->GetMoveVector() );
        copy->SetFlags( IS_MOVED );
        preview->Add( copy );

        view->Hide( libItem );
    }

    view->Update( preview );
}

void SCH_EDIT_FRAME::HandleBlockPlace( wxDC* DC )
{
    BLOCK_SELECTOR* block = &GetScreen()->m_BlockLocate;

    if( !m_canvas->IsMouseCaptured() )
    {
        DisplayError( this, wxT( "HandleBlockPLace() : m_mouseCaptureCallback = NULL" ) );
    }

    if( block->GetCount() == 0 )
    {
        wxString msg;
        msg.Printf( wxT( "HandleBlockPLace() error : no items to place (cmd %d, state %d)" ),
                    block->GetCommand(), block->GetState() );
        DisplayError( this, msg );
    }

    block->SetState( STATE_BLOCK_STOP );

    switch( block->GetCommand() )
    {
    case BLOCK_DRAG:        // Drag from mouse
    case BLOCK_DRAG_ITEM:   // Drag from a component selection and drag command
    case BLOCK_MOVE:
        if( m_canvas->IsMouseCaptured() )
            m_canvas->CallMouseCapture( DC, wxDefaultPosition, false );

        SaveCopyInUndoList( block->GetItems(), UR_MOVED, block->GetMoveVector() );
        MoveItemsInList( block->GetItems(), block->GetMoveVector() );
        block->ClearItemsList();
        break;

    case BLOCK_COPY:                /* Copy */
    case BLOCK_PRESELECT_MOVE:      /* Move with preselection list*/
        if( m_canvas->IsMouseCaptured() )
            m_canvas->CallMouseCapture( DC, wxDefaultPosition, false );

        DuplicateItemsInList( GetScreen(), block->GetItems(), block->GetMoveVector() );

        SaveCopyInUndoList( block->GetItems(),
                            ( block->GetCommand() == BLOCK_PRESELECT_MOVE ) ? UR_CHANGED : UR_NEW );

        block->ClearItemsList();
        break;

    case BLOCK_PASTE:
        if( m_canvas->IsMouseCaptured() )
            m_canvas->CallMouseCapture( DC, wxDefaultPosition, false );

        PasteListOfItems( DC );
        block->ClearItemsList();
        break;

    default:        // others are handled by HandleBlockEnd()
        break;
    }

    OnModify();

    // clear dome flags and pointers
    GetScreen()->ClearDrawingState();
    GetScreen()->ClearBlockCommand();
    GetScreen()->SetCurItem( NULL );
    GetScreen()->TestDanglingEnds( m_canvas, DC );

    if( block->GetCount() )
    {
        DisplayError( this, wxT( "HandleBlockPLace() error: some items left in buffer" ) );
        block->ClearItemsList();
    }

    m_canvas->EndMouseCapture( GetToolId(), m_canvas->GetCurrentCursor(), wxEmptyString, false );
    m_canvas->Refresh();
}

/* Traces the outline of the search block structures
 * The entire block follows the cursor
 */
static void DrawMovingBlockOutlines( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aPosition,
                                     bool aErase )
{
    BASE_SCREEN*            screen = aPanel->GetScreen();
    FOOTPRINT_EDIT_FRAME*   moduleEditFrame = FOOTPRINT_EDIT_FRAME::GetActiveFootprintEditor( aPanel->GetParent() );

    wxASSERT( moduleEditFrame );
    MODULE* currentModule = moduleEditFrame->GetBoard()->m_Modules;

    BLOCK_SELECTOR* block = &screen->m_BlockLocate;
    GRSetDrawMode( aDC, g_XorMode );

    if( aErase )
    {
        block->Draw( aPanel, aDC, block->GetMoveVector(), g_XorMode, block->GetColor() );

        if( currentModule )
        {
            wxPoint     move_offset = -block->GetMoveVector();
            BOARD_ITEM* item = currentModule->GraphicalItems();

            for( ; item != NULL; item = item->Next() )
            {
                if( !item->IsSelected() )
                    continue;

                switch( item->Type() )
                {
                case PCB_MODULE_TEXT_T:
                case PCB_MODULE_EDGE_T:
                    item->Draw( aPanel, aDC, g_XorMode, move_offset );
                    break;

                default:
                    break;
                }
            }

            D_PAD* pad = currentModule->Pads();

            for( ; pad != NULL; pad = pad->Next() )
            {
                if( !pad->IsSelected() )
                    continue;

                pad->Draw( aPanel, aDC, g_XorMode, move_offset );
            }
        }
    }

    // Repaint new view.
    block->SetMoveVector( moduleEditFrame->GetCrossHairPosition() - block->GetLastCursorPosition() );

    block->Draw( aPanel, aDC, block->GetMoveVector(), g_XorMode, block->GetColor() );

    if( currentModule )
    {
        BOARD_ITEM* item = currentModule->GraphicalItems();
        wxPoint     move_offset = - block->GetMoveVector();

        for( ; item != NULL; item = item->Next() )
        {
            if( !item->IsSelected() )
                continue;

            switch( item->Type() )
            {
            case PCB_MODULE_TEXT_T:
            case PCB_MODULE_EDGE_T:
                item->Draw( aPanel, aDC, g_XorMode, move_offset );
                break;

            default:
                break;
            }
        }

        D_PAD* pad = currentModule->Pads();

        for( ; pad != NULL; pad = pad->Next() )
        {
            if( !pad->IsSelected() )
                continue;

            pad->Draw( aPanel, aDC, g_XorMode, move_offset );
        }
    }
}

void LIB_EDIT_FRAME::HandleBlockPlace( wxDC* DC )
{
    BLOCK_SELECTOR* block = &GetScreen()->m_BlockLocate;
    wxPoint pt;

    if( !m_canvas->IsMouseCaptured() )
    {
        DisplayError( this, wxT( "HandleBlockPLace : m_mouseCaptureCallback = NULL" ) );
    }

    block->SetState( STATE_BLOCK_STOP );

    switch( block->GetCommand() )
    {
    case  BLOCK_IDLE:
        break;

    case BLOCK_DRAG:                // Drag
    case BLOCK_DRAG_ITEM:
    case BLOCK_MOVE:                // Move
    case BLOCK_DUPLICATE:           // Duplicate
        if( GetCurPart() && !block->AppendUndo() )
            SaveCopyInUndoList( GetCurPart() );

        pt = block->GetMoveVector();

        if( GetCurPart() )
            BlockMoveSelectedItems( pt, GetCurPart(), block );

        block->ClearItemsList();
        break;

    case BLOCK_PASTE:       // Paste (recopy the last block saved)
        if( GetCurPart() )
            SaveCopyInUndoList( GetCurPart() );

        pt = block->GetMoveVector();

        pasteClipboard( pt );

        block->ClearItemsList();
        break;

    case BLOCK_ZOOM:        // Handled by HandleBlockEnd
    case BLOCK_DELETE:
    case BLOCK_COPY:
    case BLOCK_ABORT:
    default:
        break;
    }

    RebuildView();
    GetCanvas()->Refresh();
    OnModify();

    block->SetState( STATE_NO_BLOCK );
    block->SetCommand( BLOCK_IDLE );
    GetScreen()->SetCurItem( NULL );
    m_canvas->EndMouseCapture( GetToolId(), GetGalCanvas()->GetCurrentCursor(), wxEmptyString, false );

    GetCanvas()->GetView()->ClearPreview();
    GetCanvas()->GetView()->ClearHiddenFlags();
}