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 <wx/sizer.h>
#include <wx/stattext.h>
#include <wx/slider.h>
#include <wx/bmpbuttn.h>
 
#include <bitmaps.h>
#include <footprint.h>
#include <hotkeys_basic.h>
#include <pcb_painter.h>
#include <settings/settings_manager.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_toggleButton = new wxBitmapButton( this, wxID_ANY, KiBitmapBundle( BITMAPS::swap ) );
    wxString toggleTooltip = _( "Toggle between A and B display" );
    toggleTooltip = AddHotkeyName( toggleTooltip, '/', HOTKEY_ACTION_TYPE::IS_COMMENT );
    m_toggleButton->SetToolTip( toggleTooltip );
 
    bottomSizer->Add( m_toggleButton, 0, wxLEFT | wxRIGHT | 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 );
 
    // Bind keys
    Bind( wxEVT_CHAR_HOOK, &FOOTPRINT_DIFF_WIDGET::onCharHook, this );
 
    m_toggleButton->Bind( wxEVT_BUTTON,
            [&]( wxCommandEvent& aEvent )
            {
                ToggleAB();
            } );
}
 
 
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 }, FLIP_DIRECTION::TOP_BOTTOM );
 
    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::ToggleAB()
{
    const int val = m_slider->GetValue();
 
    if( val == 0 )
        m_slider->SetValue( 100 );
    else
        m_slider->SetValue( 0 );
 
    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();
}
 
 
void FOOTPRINT_DIFF_WIDGET::onCharHook( wxKeyEvent& aEvent )
{
    if( aEvent.GetKeyCode() == '/' )
    {
        ToggleAB();
    }
    else
    {
        aEvent.Skip();
    }
}