gbr_layer_box_selector.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 1992-2016 Jean-Pierre Charras <jp.charras at wanadoo.fr>
 * Copyright (C) 2012 SoftPLC Corporation, Dick Hollenbeck <[email protected]>
 * Copyright (C) 1992-2024 KiCad Developers, see change_log.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, you may find one here:
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * or you may search the http://www.gnu.org website for the version 2 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 */
 
#include <gerbview_frame.h>
#include <gerber_file_image_list.h>
 
#ifdef __WXMSW__
#include <dpi_scaling_common.h>
#endif
 
#include "gbr_layer_box_selector.h"
 
void GBR_LAYER_BOX_SELECTOR::Resync()
{
 Freeze();
 Clear();
 
 const int size = 14;
 
 GERBER_FILE_IMAGE_LIST& images = GERBER_FILE_IMAGE_LIST::GetImagesList();
 
 for( unsigned layerid = 0; layerid < images.ImagesMaxCount(); ++layerid )
 {
 if( !isLayerEnabled( layerid ) )
 continue;
 
 // Don't show unused layers
 if ( images.GetGbrImage( layerid ) == nullptr )
 continue;
 
 // Prepare Bitmaps
 wxVector<wxBitmap> bitmaps;
 
 for( int scale = 1; scale <= 3; scale++ )
 {
 wxBitmap bmp( size * scale, size * scale );
 
 DrawColorSwatch( bmp, getLayerColor( LAYER_PCB_BACKGROUND ), getLayerColor( layerid ) );
 
 bmp.SetScaleFactor( scale );
 bitmaps.push_back( bmp );
 }
 
 Append( getLayerName( layerid ), wxBitmapBundle::FromBitmaps( bitmaps ),
 (void*) (intptr_t) layerid );
 }
 
 // Ensure the size of the widget is enough to show the text and the icon
 // We have to have a selected item when doing this, because otherwise GTK
 // will just choose a random size that might not fit the actual data
 // (such as in cases where the font size is very large). So we select
 // the first item, get the size of the control and make that the minimum size,
 // then remove the selection (which was the initial state).
 if( GetCount() )
 {
 SetSelection( 0 );
 
 SetMinSize( wxSize( -1, -1 ) );
 wxSize bestSize = GetBestSize();
 
 bestSize.x = GetBestSize().x + size + 10;
 SetMinSize( bestSize );
 
 SetSelection( wxNOT_FOUND );
 }
 
 Thaw();
}
 
 
// Returns a color index from the layer id
COLOR4D GBR_LAYER_BOX_SELECTOR::getLayerColor( int aLayer ) const
{
 GERBVIEW_FRAME* frame = (GERBVIEW_FRAME*) GetParent()->GetParent();
 
 return frame->GetLayerColor( GERBER_DRAW_LAYER( aLayer ) );
}
 
 
// Returns the name of the layer id
wxString GBR_LAYER_BOX_SELECTOR::getLayerName( int aLayer ) const
{
 GERBER_FILE_IMAGE_LIST& images = GERBER_FILE_IMAGE_LIST::GetImagesList();
 wxString name = images.GetDisplayName( aLayer );
 
 return name;
}