C++ DIMENSION::Draw方法代码示例

void DIALOG_DIMENSION_EDITOR::OnOKClick( wxCommandEvent& event )
{
    if( m_DC )     // Delete old text.
    {
        CurrentDimension->Draw( m_Parent->GetCanvas(), m_DC, GR_XOR );
    }

    m_Parent->SaveCopyInUndoList(CurrentDimension, UR_CHANGED);

    if( m_Name->GetValue() != wxEmptyString )
    {
        CurrentDimension->SetText( m_Name->GetValue() );
    }

    wxString msg;

    // Get new size value:
    msg = m_TxtSizeXCtrl->GetValue();
    CurrentDimension->Text().SetWidth( ReturnValueFromString( g_UserUnit, msg ) );
    msg = m_TxtSizeYCtrl->GetValue();
    CurrentDimension->Text().SetHeight( ReturnValueFromString( g_UserUnit, msg ) );

    // Get new position value:
    // It will be copied later in dimension, because
    msg = m_textCtrlPosX->GetValue();
    wxPoint pos;
    pos.x = ReturnValueFromString( g_UserUnit, msg );
    msg = m_textCtrlPosY->GetValue();
    pos.y = ReturnValueFromString( g_UserUnit, msg );
    CurrentDimension->Text().SetTextPosition( pos );

    // Get new line thickness value:
    msg = m_TxtWidthCtrl->GetValue();
    int width = ReturnValueFromString( g_UserUnit, msg );
    int maxthickness = Clamp_Text_PenSize( width, CurrentDimension->Text().GetSize() );

    if( width > maxthickness )
    {
        DisplayError( NULL,
                      _( "The text thickness is too large for the text size. It will be clamped") );
        width = maxthickness;
    }

    CurrentDimension->SetWidth( width );
    CurrentDimension->Text().SetThickness( width );

    CurrentDimension->Text().SetMirrored( ( m_rbMirror->GetSelection() == 1 ) ? true : false );

    CurrentDimension->SetLayer( m_SelLayerBox->GetLayerSelection() );

    if( m_DC )     // Display new text
    {
        CurrentDimension->Draw( m_Parent->GetCanvas(), m_DC, GR_OR );
    }

    m_Parent->OnModify();
    EndModal( 1 );
}

/*
 * Abort current text edit progress.
 *
 * If a text is selected, its initial coord are regenerated
 */
void AbortMoveDimensionText( EDA_DRAW_PANEL* aPanel, wxDC* aDC )
{
    DIMENSION* dimension = (DIMENSION*) aPanel->GetScreen()->GetCurItem();
    ( (PCB_EDIT_FRAME*) aPanel->GetParent() )->SetCurItem( NULL );

    aPanel->SetMouseCapture( NULL, NULL );

    if( dimension == NULL )  // Should not occur
        return;

    dimension->Draw( aPanel, aDC, GR_XOR );
    dimension->Text().SetTextPosition( initialTextPosition );
    dimension->ClearFlags();
    dimension->Draw( aPanel, aDC, GR_OR );
}

/* Move dimension text following the cursor. */
static void MoveDimensionText( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aPosition,
                               bool aErase )
{
    DIMENSION* dimension = (DIMENSION*) aPanel->GetScreen()->GetCurItem();

    if( dimension == NULL )
        return;

    if( aErase )
        dimension->Draw( aPanel, aDC, GR_XOR );

    dimension->Text().SetTextPosition( aPanel->GetParent()->GetCrossHairPosition() );

    dimension->Draw( aPanel, aDC, GR_XOR );
}

static void BuildDimension( EDA_DRAW_PANEL* aPanel, wxDC* aDC,
                           const wxPoint& aPosition, bool aErase )
{
    PCB_SCREEN* screen   = (PCB_SCREEN*) aPanel->GetScreen();
    DIMENSION*  Dimension = (DIMENSION*) screen->GetCurItem();
    wxPoint     pos = aPanel->GetParent()->GetCrossHairPosition();

    if( Dimension == NULL )
        return;

    // Erase previous dimension.
    if( aErase )
    {
        Dimension->Draw( aPanel, aDC, GR_XOR );
    }

    Dimension->SetLayer( screen->m_Active_Layer );

    if( status_dimension == 1 )
    {
        Dimension->m_featureLineDO = pos;
        Dimension->m_crossBarF  = Dimension->m_featureLineDO;
        Dimension->AdjustDimensionDetails( );
    }
    else
    {
        wxPoint delta;
        int dx, dy;
        double angle, depl;
        delta = Dimension->m_featureLineDO - Dimension->m_featureLineGO;

        /* Calculating the direction of travel perpendicular to the selected axis. */
        angle = atan2( delta.y, delta.x ) + (M_PI / 2);

        delta = pos - Dimension->m_featureLineDO;
        depl   = ( delta.x * cos( angle ) ) + ( delta.y * sin( angle ) );
        dx = KiROUND( depl * cos( angle ) );
        dy = KiROUND( depl * sin( angle ) );
        Dimension->m_crossBarO.x = Dimension->m_featureLineGO.x + dx;
        Dimension->m_crossBarO.y = Dimension->m_featureLineGO.y + dy;
        Dimension->m_crossBarF.x = Dimension->m_featureLineDO.x + dx;
        Dimension->m_crossBarF.y = Dimension->m_featureLineDO.y + dy;

        Dimension->AdjustDimensionDetails( );
    }

    Dimension->Draw( aPanel, aDC, GR_XOR );
}

static void AbortBuildDimension( EDA_DRAW_PANEL* Panel, wxDC* aDC )
{
    DIMENSION* Dimension = (DIMENSION*) Panel->GetScreen()->GetCurItem();

    if( Dimension )
    {
        if( Dimension->IsNew() )
        {
            Dimension->Draw( Panel, aDC, GR_XOR );
            Dimension->DeleteStructure();
        }
        else
        {
            Dimension->Draw( Panel, aDC, GR_OR );
        }
    }

    status_dimension = 0;
    ((PCB_EDIT_FRAME*)Panel->GetParent())->SetCurItem( NULL );
}

void DIALOG_DIMENSION_EDITOR::OnOKClick( wxCommandEvent& event )
{
    LAYER_ID newlayer = ToLAYER_ID( m_SelLayerBox->GetLayerSelection() );

    if( !m_Parent->GetBoard()->IsLayerEnabled( newlayer ) )
    {
        wxMessageBox( _( "The layer currently selected is not enabled for this board\n"
                         "You cannot use it" ) );
        return;
    }

#ifndef USE_WX_OVERLAY
    if( m_DC )     // Delete old text.
    {
        CurrentDimension->Draw( m_Parent->GetCanvas(), m_DC, GR_XOR );
    }
#endif

    m_Parent->SaveCopyInUndoList(CurrentDimension, UR_CHANGED);

    if( m_Name->GetValue() != wxEmptyString )
    {
        CurrentDimension->SetText( m_Name->GetValue() );
    }

    wxString msg;

    // Get new size value:
    msg = m_TxtSizeXCtrl->GetValue();
    CurrentDimension->Text().SetWidth( ValueFromString( g_UserUnit, msg ) );
    msg = m_TxtSizeYCtrl->GetValue();
    CurrentDimension->Text().SetHeight( ValueFromString( g_UserUnit, msg ) );

    // Get new position value:
    // It will be copied later in dimension, because
    msg = m_textCtrlPosX->GetValue();
    wxPoint pos;
    pos.x = ValueFromString( g_UserUnit, msg );
    msg = m_textCtrlPosY->GetValue();
    pos.y = ValueFromString( g_UserUnit, msg );
    CurrentDimension->Text().SetTextPosition( pos );

    // Get new line thickness value:
    msg = m_TxtWidthCtrl->GetValue();
    int width = ValueFromString( g_UserUnit, msg );
    int maxthickness = Clamp_Text_PenSize( width, CurrentDimension->Text().GetSize() );

    if( width > maxthickness )
    {
        DisplayError( NULL,
                      _( "The text thickness is too large for the text size.  "
                         "It will be clamped" ) );
        width = maxthickness;
    }

    CurrentDimension->SetWidth( width );
    CurrentDimension->Text().SetThickness( width );
    CurrentDimension->Text().SetMirrored( ( m_rbMirror->GetSelection() == 1 ) ? true : false );
    CurrentDimension->SetLayer( newlayer );

#ifndef USE_WX_OVERLAY
    if( m_DC )     // Display new text
    {
        CurrentDimension->Draw( m_Parent->GetCanvas(), m_DC, GR_OR );
    }
#else
    m_Parent->Refresh();
#endif

    m_Parent->OnModify();
    EndModal( 1 );
}

void DIALOG_DIMENSION_EDITOR::OnOKClick( wxCommandEvent& event )
{
    BOARD_COMMIT commit( m_parent );

    PCB_LAYER_ID newlayer = ToLAYER_ID( m_SelLayerBox->GetLayerSelection() );

    if( !m_parent->GetBoard()->IsLayerEnabled( newlayer ) )
    {
        wxMessageBox( _( "The layer currently selected is not enabled for this board\n"
                         "You cannot use it" ) );
        return;
    }

#ifndef USE_WX_OVERLAY
    if( m_DC )     // Delete old text.
    {
        m_currentDimension->Draw( m_parent->GetCanvas(), m_DC, GR_XOR );
    }
#endif

    commit.Modify( m_currentDimension );

    if( m_Name->GetValue() != wxEmptyString )
    {
        m_currentDimension->SetText( m_Name->GetValue() );
    }

    wxString msg;

    // Get new size value:
    msg = m_TxtSizeXCtrl->GetValue();
    m_currentDimension->Text().SetTextWidth( ValueFromString( g_UserUnit, msg ) );
    msg = m_TxtSizeYCtrl->GetValue();
    m_currentDimension->Text().SetTextHeight( ValueFromString( g_UserUnit, msg ) );

    // Get new position value:
    // It will be copied later in dimension, because
    msg = m_textCtrlPosX->GetValue();
    wxPoint pos;
    pos.x = ValueFromString( g_UserUnit, msg );
    msg = m_textCtrlPosY->GetValue();
    pos.y = ValueFromString( g_UserUnit, msg );
    m_currentDimension->Text().SetTextPos( pos );

    // Get new line thickness value:
    msg = m_TxtWidthCtrl->GetValue();
    int width = ValueFromString( g_UserUnit, msg );
    int maxthickness = Clamp_Text_PenSize( width, m_currentDimension->Text().GetTextSize() );

    if( width > maxthickness )
    {
        DisplayError( NULL,
                      _( "The text thickness is too large for the text size.  "
                         "It will be clamped" ) );
        width = maxthickness;
    }

    m_currentDimension->SetWidth( width );
    m_currentDimension->Text().SetThickness( width );
    m_currentDimension->Text().SetMirrored( ( m_rbMirror->GetSelection() == 1 ) ? true : false );
    m_currentDimension->SetLayer( newlayer );

#ifndef USE_WX_OVERLAY
    if( m_DC )     // Display new text
    {
        m_currentDimension->Draw( m_parent->GetCanvas(), m_DC, GR_OR );
    }
#else
    m_parent->Refresh();
#endif

    commit.Push( _( "Modifed dimensions properties" ) );
    event.Skip();   // ends returning wxID_OK (default behavior)
}