font_choice.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2021-2022 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/font_choice.h>
#include <kiplatform/ui.h>
#include <wx/fontenum.h>
#include <font/fontconfig.h>
#include <pgm_base.h>
 
// The "official" name of the building Kicad stroke font (always existing)
#include <font/kicad_font_name.h>
 
 
FONT_CHOICE::FONT_CHOICE( wxWindow* aParent, int aId, wxPoint aPosition, wxSize aSize,
                          int nChoices, wxString* aChoices, int aStyle ) :
        wxChoice( aParent, aId, aPosition, aSize, nChoices, aChoices, aStyle )
{
    m_systemFontCount = wxChoice::GetCount();
 
    std::vector<std::string> fontNames;
    Fontconfig()->ListFonts( fontNames, std::string( Pgm().GetLanguageTag().utf8_str() ) );
 
    wxArrayString menuList;
 
    // The initial list of fonts has on top 1 or 2 options
    // only "KiCad Font" (KICAD_FONT_NAME)
    // "Default Font" and "KiCad Font" (KICAD_FONT_NAME)
    // "KiCad Font" is also a keyword, and cannot be translated.
    // So rebuilt the starting list
    wxChoice::Clear();
 
    if( m_systemFontCount > 1 )
        Append( _( "Default Font" ) );
 
    Append( KICAD_FONT_NAME );
    m_systemFontCount = wxChoice::GetCount();
 
    for( const std::string& name : fontNames )
        menuList.Add( wxString( name ) );
 
    menuList.Sort();
 
    Freeze();
    Append( menuList );
    KIPLATFORM::UI::LargeChoiceBoxHack( this );
    Thaw();
 
    m_notFound = wxS( " " ) + _( "<not found>" );
}
 
 
FONT_CHOICE::~FONT_CHOICE()
{
}
 
 
void FONT_CHOICE::SetFontSelection( KIFONT::FONT* aFont )
{
    if( !aFont )
    {
        SetSelection( 0 );
    }
    else
    {
        bool result = SetStringSelection( aFont->GetName() );
 
        if( !result )
        {
            Append( aFont->GetName() + m_notFound );
            SetSelection( GetCount() - 1 );
        }
    }
 
    SendSelectionChangedEvent( wxEVT_CHOICE );
}
 
 
bool FONT_CHOICE::HaveFontSelection() const
{
    int sel = GetSelection();
 
    if( sel < 0 )
        return false;
 
    if( GetString( sel ).EndsWith( m_notFound ) )
        return false;
 
    return true;
}
 
 
KIFONT::FONT* FONT_CHOICE::GetFontSelection( bool aBold, bool aItalic, bool aForDrawingSheet ) const
{
    if( GetSelection() <= 0 )
    {
        return nullptr;
    }
    else if( GetSelection() == 1 && m_systemFontCount == 2 )
    {
        return KIFONT::FONT::GetFont( KICAD_FONT_NAME, aBold, aItalic );
    }
    else
    {
        return KIFONT::FONT::GetFont( GetStringSelection(), aBold, aItalic, nullptr,
                                      aForDrawingSheet );
    }
}