gerbview_printout.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2016 Jean-Pierre Charras, jp.charras at wanadoo.fr
 * Copyright (C) 1992-2022 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 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 <base_units.h>
#include <base_screen.h>
#include <gal/graphics_abstraction_layer.h>
#include <gerbview_frame.h>
#include <gerber_file_image.h>
#include <gerber_file_image_list.h>
#include "gerbview_printout.h"
#include <view/view.h>
#include <gerbview_painter.h>
#include <math/util.h> // for KiROUND
 
 
GERBVIEW_PRINTOUT::GERBVIEW_PRINTOUT( GBR_LAYOUT* aLayout, const BOARD_PRINTOUT_SETTINGS& aParams,
 const KIGFX::VIEW* aView, const wxString& aTitle ) :
 BOARD_PRINTOUT( aParams, aView, aTitle )
{
 m_layout = aLayout;
 m_gerbviewPrint = true;
}
 
 
bool GERBVIEW_PRINTOUT::OnPrintPage( int aPage )
{
 // Store the layerset, as it is going to be modified below and the original settings are needed
 LSET lset = m_settings.m_LayerSet;
 
 LSEQ seq = lset.UIOrder();
 wxCHECK( unsigned( aPage - 1 ) < seq.size(), false );
 auto layerId = seq[aPage - 1];
 
 // In gerbview, draw layers are always printed on separate pages because handling negative
 // objects when using only one page is tricky
 
 // Enable only one layer to create a printout
 m_settings.m_LayerSet = LSET( layerId );
 
 GERBER_FILE_IMAGE_LIST& gbrImgList = GERBER_FILE_IMAGE_LIST::GetImagesList();
 GERBER_FILE_IMAGE* gbrImage = gbrImgList.GetGbrImage( layerId );
 wxString gbr_filename;
 
 if( gbrImage )
 gbr_filename = gbrImage->m_FileName;
 
 DrawPage( gbr_filename, aPage, m_settings.m_pageCount );
 
 // Restore the original layer set, so the next page can be printed
 m_settings.m_LayerSet = lset;
 
 return true;
}
 
 
int GERBVIEW_PRINTOUT::milsToIU( double aMils ) const
{
 return KiROUND( gerbIUScale.IU_PER_MILS * aMils );
}
 
 
void GERBVIEW_PRINTOUT::setupViewLayers( KIGFX::VIEW& aView, const LSET& aLayerSet )
{
 BOARD_PRINTOUT::setupViewLayers( aView, aLayerSet );
 
 for( LSEQ layerSeq = m_settings.m_LayerSet.Seq(); layerSeq; ++layerSeq )
 aView.SetLayerVisible( static_cast<int>( GERBVIEW_LAYER_ID_START ) + *layerSeq, true );
}
 
 
void GERBVIEW_PRINTOUT::setupGal( KIGFX::GAL* aGal )
{
 BOARD_PRINTOUT::setupGal( aGal );
 aGal->SetWorldUnitLength( 1.0/ gerbIUScale.IU_PER_MM /* 10 nm */ / 25.4 /* 1 inch in mm */ );
}
 
 
BOX2I GERBVIEW_PRINTOUT::getBoundingBox()
{
 return m_layout->ComputeBoundingBox();
}
 
 
std::unique_ptr<KIGFX::PAINTER> GERBVIEW_PRINTOUT::getPainter( KIGFX::GAL* aGal )
{
 return std::make_unique<KIGFX::GERBVIEW_PAINTER>( aGal );
}