gal_display_options_common.cpp

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/*
* This program source code file is part of KICAD, a free EDA CAD application.
*
* Copyright The 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 2
* 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 <https://www.gnu.org/licenses/>.
*/
 
#include <gal_display_options_common.h>
#include <settings/app_settings.h>
#include <settings/common_settings.h>
 
#include <wx/log.h>
 
#include <config_map.h>
#include <dpi_scaling_common.h>
 
using namespace KIGFX;

static const wxChar* traceGalDispOpts = wxT( "KICAD_GAL_DISPLAY_OPTIONS" );
 
 
static const UTIL::CFG_MAP<KIGFX::GRID_STYLE> gridStyleConfigVals = {
    { KIGFX::GRID_STYLE::DOTS, 0 },
    { KIGFX::GRID_STYLE::LINES, 1 },
    { KIGFX::GRID_STYLE::SMALL_CROSS, 2 },
};
 
static const UTIL::CFG_MAP<KIGFX::GRID_SNAPPING> gridSnapConfigVals = {
    { KIGFX::GRID_SNAPPING::ALWAYS, 0 },
    { KIGFX::GRID_SNAPPING::WITH_GRID, 1 },
    { KIGFX::GRID_SNAPPING::NEVER, 2 }
};
 
GAL_DISPLAY_OPTIONS_IMPL::GAL_DISPLAY_OPTIONS_IMPL() :
    GAL_DISPLAY_OPTIONS(),
    m_dpi( { nullptr, nullptr } )
{
}
 
 
void GAL_DISPLAY_OPTIONS_IMPL::ReadWindowSettings( WINDOW_SETTINGS& aCfg )
{
    wxLogTrace( traceGalDispOpts, wxS( "Reading app-specific options" ) );
 
    m_gridStyle = UTIL::GetValFromConfig( gridStyleConfigVals, aCfg.grid.style );
    m_gridSnapping = UTIL::GetValFromConfig( gridSnapConfigVals, aCfg.grid.snap );
    m_gridLineWidth = aCfg.grid.line_width;
    m_gridMinSpacing = aCfg.grid.min_spacing;
    m_axesEnabled = aCfg.grid.axes_enabled;
 
    m_crossHairMode = aCfg.cursor.cross_hair_mode;
    m_forceDisplayCursor = aCfg.cursor.always_show_cursor;
 
    NotifyChanged();
}
 
 
void GAL_DISPLAY_OPTIONS_IMPL::ReadCommonConfig( COMMON_SETTINGS& aSettings, wxWindow* aWindow )
{
    wxLogTrace( traceGalDispOpts, wxS( "Reading common config" ) );
 
    antialiasing_mode =
            static_cast<KIGFX::GAL_ANTIALIASING_MODE>( aSettings.m_Graphics.aa_mode );
 
    m_dpi = DPI_SCALING_COMMON( &aSettings, aWindow );
    UpdateScaleFactor();
 
    NotifyChanged();
}
 
 
void GAL_DISPLAY_OPTIONS_IMPL::ReadConfig( COMMON_SETTINGS& aCommonConfig,
                                           WINDOW_SETTINGS& aWindowConfig, wxWindow* aWindow )
{
    wxLogTrace( traceGalDispOpts, wxS( "Reading common and app config" ) );
 
    ReadWindowSettings( aWindowConfig );
 
    ReadCommonConfig( aCommonConfig, aWindow );
}
 
 
void GAL_DISPLAY_OPTIONS_IMPL::WriteConfig( WINDOW_SETTINGS& aCfg )
{
    wxLogTrace( traceGalDispOpts, wxS( "Writing window settings" ) );
 
    aCfg.grid.style = UTIL::GetConfigForVal( gridStyleConfigVals, m_gridStyle );
    aCfg.grid.snap = UTIL::GetConfigForVal( gridSnapConfigVals, m_gridSnapping );
    aCfg.grid.line_width = m_gridLineWidth;
    aCfg.grid.min_spacing = m_gridMinSpacing;
    aCfg.grid.axes_enabled = m_axesEnabled;
    aCfg.cursor.cross_hair_mode = m_crossHairMode;
    aCfg.cursor.always_show_cursor = m_forceDisplayCursor;
}
 
 
void GAL_DISPLAY_OPTIONS_IMPL::UpdateScaleFactor()
{
    if( m_scaleFactor != m_dpi.GetScaleFactor() )
    {
        m_scaleFactor = m_dpi.GetScaleFactor();
        NotifyChanged();
    }
}