C++ D_PAD::DrawShape方法代码示例

void DIALOG_PAD_PROPERTIES::OnPaintShowPanel( wxPaintEvent& event )
{
    wxPaintDC    dc( m_panelShowPad );
    PAD_DRAWINFO drawInfo;

    EDA_COLOR_T color = BLACK;

    if( m_dummyPad->GetLayerSet()[F_Cu] )
    {
        color = m_board->GetVisibleElementColor( PAD_FR_VISIBLE );
    }

    if( m_dummyPad->GetLayerSet()[B_Cu] )
    {
        color = ColorMix( color, m_board->GetVisibleElementColor( PAD_BK_VISIBLE ) );
    }

    // What could happen: the pad color is *actually* black, or no
    // copper was selected
    if( color == BLACK )
        color = LIGHTGRAY;

    drawInfo.m_Color     = color;
    drawInfo.m_HoleColor = DARKGRAY;
    drawInfo.m_Offset    = m_dummyPad->GetPosition();
    drawInfo.m_Display_padnum  = true;
    drawInfo.m_Display_netname = true;

    if( m_dummyPad->GetAttribute() == PAD_HOLE_NOT_PLATED )
        drawInfo.m_ShowNotPlatedHole = true;

    // Shows the local pad clearance
    drawInfo.m_PadClearance = m_dummyPad->GetLocalClearance();

    wxSize dc_size = dc.GetSize();
    dc.SetDeviceOrigin( dc_size.x / 2, dc_size.y / 2 );

    // Calculate a suitable scale to fit the available draw area
    int dim = m_dummyPad->GetSize().x + std::abs( m_dummyPad->GetDelta().y);

    if( m_dummyPad->GetLocalClearance() > 0 )
        dim += m_dummyPad->GetLocalClearance() * 2;

    double scale = (double) dc_size.x / dim;

    dim = m_dummyPad->GetSize().y + std::abs( m_dummyPad->GetDelta().x);
    if( m_dummyPad->GetLocalClearance() > 0 )
        dim += m_dummyPad->GetLocalClearance() * 2;

    double altscale = (double) dc_size.y / dim;
    scale = std::min( scale, altscale );

    // Give a margin
    scale *= 0.7;
    dc.SetUserScale( scale, scale );

    GRResetPenAndBrush( &dc );
    m_dummyPad->DrawShape( NULL, &dc, drawInfo );

    // Draw X and Y axis.
    // this is particularly useful to show the reference position of pads
    // with offset and no hole
    GRLine( NULL, &dc, -dim, 0, dim, 0, 0, BLUE );   // X axis
    GRLine( NULL, &dc, 0, -dim, 0, dim, 0, BLUE );   // Y axis

    event.Skip();
}

void DIALOG_PAD_PROPERTIES::OnPaintShowPanel( wxPaintEvent& event )
{
    wxPaintDC    dc( m_panelShowPad );
    PAD_DRAWINFO drawInfo;

    EDA_COLOR_T color = BLACK;

    if( m_dummyPad->GetLayerSet()[F_Cu] )
    {
        color = m_board->GetVisibleElementColor( PAD_FR_VISIBLE );
    }

    if( m_dummyPad->GetLayerSet()[B_Cu] )
    {
        color = ColorMix( color, m_board->GetVisibleElementColor( PAD_BK_VISIBLE ) );
    }

    // What could happen: the pad color is *actually* black, or no
    // copper was selected
    if( color == BLACK )
        color = LIGHTGRAY;

    drawInfo.m_Color     = color;
    drawInfo.m_HoleColor = DARKGRAY;
    drawInfo.m_Offset    = m_dummyPad->GetPosition();
    drawInfo.m_Display_padnum  = true;
    drawInfo.m_Display_netname = true;

    if( m_dummyPad->GetAttribute() == PAD_HOLE_NOT_PLATED )
        drawInfo.m_ShowNotPlatedHole = true;

    // Shows the local pad clearance
    drawInfo.m_PadClearance = m_dummyPad->GetLocalClearance();

    wxSize dc_size = dc.GetSize();
    dc.SetDeviceOrigin( dc_size.x / 2, dc_size.y / 2 );

    // Calculate a suitable scale to fit the available draw area
    int dim = m_dummyPad->GetSize().x + std::abs( m_dummyPad->GetDelta().y );

    // Invalid x size. User could enter zero, or have deleted all text prior to
    // entering a new value; this is also treated as zero. If dim is left at
    // zero, the drawing scale is zero and we get a crash.
    if( dim == 0 )
    {
        // If drill size has been set, use that. Otherwise default to 1mm.
        dim = m_dummyPad->GetDrillSize().x;
        if( dim == 0 )
            dim = 1000000;
    }

    if( m_dummyPad->GetLocalClearance() > 0 )
        dim += m_dummyPad->GetLocalClearance() * 2;

    double scale = (double) dc_size.x / dim;

    // If the pad is a circle, use the x size here instead.
    int ysize;
    if( m_dummyPad->GetShape() == PAD_CIRCLE )
        ysize = m_dummyPad->GetSize().x;
    else
        ysize = m_dummyPad->GetSize().y;

    dim = ysize + std::abs( m_dummyPad->GetDelta().x );

    // Invalid y size. See note about x size above.
    if( dim == 0 )
    {
        dim = m_dummyPad->GetDrillSize().y;
        if( dim == 0 )
            dim = 1000000;
    }

    if( m_dummyPad->GetLocalClearance() > 0 )
        dim += m_dummyPad->GetLocalClearance() * 2;

    double altscale = (double) dc_size.y / dim;
    scale = std::min( scale, altscale );

    // Give a margin
    scale *= 0.7;
    dc.SetUserScale( scale, scale );

    GRResetPenAndBrush( &dc );
    m_dummyPad->DrawShape( NULL, &dc, drawInfo );

    // Draw X and Y axis.
    // this is particularly useful to show the reference position of pads
    // with offset and no hole
    GRLine( NULL, &dc, -dim, 0, dim, 0, 0, BLUE );   // X axis
    GRLine( NULL, &dc, 0, -dim, 0, dim, 0, BLUE );   // Y axis

    event.Skip();
}