footprint_diff_widget.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2023 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or (at your
 * option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */
 
#include <widgets/footprint_diff_widget.h>
#include <pcb_painter.h>
#include <footprint.h>
#include <settings/settings_manager.h>
#include <wx/sizer.h>
#include <wx/stattext.h>
#include <wx/slider.h>
 
 
FOOTPRINT_DIFF_WIDGET::FOOTPRINT_DIFF_WIDGET( wxWindow* aParent, KIWAY& aKiway ) :
 FOOTPRINT_PREVIEW_WIDGET( aParent, aKiway ),
 m_libraryItem( nullptr ),
 m_slider( nullptr )
{
 wxBoxSizer* bottomSizer = new wxBoxSizer( wxHORIZONTAL );
 
 wxStaticText* schLabel = new wxStaticText( this, wxID_ANY, _( "Board" ) );
 wxStaticText* libLabel = new wxStaticText( this, wxID_ANY, _( "Library" ) );
 m_slider = new wxSlider( this, wxID_ANY, 50, 0, 100 );
 
 bottomSizer->Add( schLabel, 0, wxLEFT | wxRIGHT | wxBOTTOM | wxALIGN_CENTRE_VERTICAL, 6 );
 bottomSizer->Add( m_slider, 1, wxLEFT | wxRIGHT | wxALIGN_BOTTOM, 30 );
 bottomSizer->Add( libLabel, 0, wxLEFT | wxRIGHT | wxBOTTOM | wxALIGN_CENTRE_VERTICAL, 6 );
 
 m_outerSizer->Add( bottomSizer, 0, wxTOP | wxLEFT | wxRIGHT | wxEXPAND, 10 );
 
 Layout();
 
 m_slider->Bind( wxEVT_SCROLL_TOP, &FOOTPRINT_DIFF_WIDGET::onSlider, this );
 m_slider->Bind( wxEVT_SCROLL_BOTTOM, &FOOTPRINT_DIFF_WIDGET::onSlider, this );
 m_slider->Bind( wxEVT_SCROLL_LINEUP, &FOOTPRINT_DIFF_WIDGET::onSlider, this );
 m_slider->Bind( wxEVT_SCROLL_LINEDOWN, &FOOTPRINT_DIFF_WIDGET::onSlider, this );
 m_slider->Bind( wxEVT_SCROLL_PAGEUP, &FOOTPRINT_DIFF_WIDGET::onSlider, this );
 m_slider->Bind( wxEVT_SCROLL_PAGEDOWN, &FOOTPRINT_DIFF_WIDGET::onSlider, this );
 m_slider->Bind( wxEVT_SCROLL_THUMBTRACK, &FOOTPRINT_DIFF_WIDGET::onSlider, this );
 m_slider->Bind( wxEVT_SCROLL_THUMBRELEASE, &FOOTPRINT_DIFF_WIDGET::onSlider, this );
 m_slider->Bind( wxEVT_SCROLL_CHANGED, &FOOTPRINT_DIFF_WIDGET::onSlider, this );
}
 
 
void FOOTPRINT_DIFF_WIDGET::DisplayDiff( FOOTPRINT* aBoardFootprint,
 std::shared_ptr<FOOTPRINT>& aLibFootprint )
{
 m_boardItemCopy.reset( static_cast<FOOTPRINT*>( aBoardFootprint->Clone() ) );
 m_boardItemCopy->ClearSelected();
 m_boardItemCopy->ClearBrightened();
 
 m_boardItemCopy->RunOnDescendants(
 [&]( BOARD_ITEM* item )
 {
 item->ClearSelected();
 item->ClearBrightened();
 } );
 
 m_boardItemCopy->Move( -m_boardItemCopy->GetPosition() );
 
 if( m_boardItemCopy->IsFlipped() )
 m_boardItemCopy->Flip( {0,0}, false );
 
 if( m_boardItemCopy->GetOrientation() != ANGLE_0 )
 m_boardItemCopy->Rotate( {0,0}, -m_boardItemCopy->GetOrientation() );
 
 m_libraryItem = aLibFootprint;
 
 DisplayFootprints( m_boardItemCopy, m_libraryItem );
 
 wxScrollEvent dummy;
 onSlider( dummy );
}
 
 
void FOOTPRINT_DIFF_WIDGET::onSlider( wxScrollEvent& aEvent )
{
 double pct = (double) m_slider->GetValue() / 100.0;
 
 if( m_boardItemCopy )
 {
 double val;
 
 if( pct < 0.5 )
 val = 0.0;
 else
 val = ( pct - 0.5 ) * 2;
 
 m_boardItemCopy->SetForcedTransparency( val );
 
 m_boardItemCopy->RunOnDescendants(
 [&]( BOARD_ITEM* item )
 {
 item->SetForcedTransparency( val );
 } );
 }
 
 if( m_libraryItem )
 {
 double val;
 
 if( pct > 0.5 )
 val = 0.0;
 else
 val = 1.0 - ( pct * 2 );
 
 m_libraryItem->SetForcedTransparency( val );
 
 m_libraryItem->RunOnDescendants(
 [&]( BOARD_ITEM* item )
 {
 item->SetForcedTransparency( val );
 } );
 }
 
 RefreshAll();
 aEvent.Skip();
}