plot_schematic_PDF.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 1992-2010 Jean-Pierre Charras jp.charras at wanadoo.fr
 * Copyright (C) 1992-2020 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 <plotters_specific.h>
#include <sch_edit_frame.h>
#include <base_units.h>
#include <locale_io.h>
#include <sch_sheet_path.h>
#include <sch_painter.h>
#include <schematic.h>
#include <pgm_base.h>
#include <project.h>
#include <general.h>
#include <settings/settings_manager.h>

#include <reporter.h>

#include <dialog_plot_schematic.h>
#include <wx_html_report_panel.h>

void DIALOG_PLOT_SCHEMATIC::createPDFFile( bool aPlotAll, bool aPlotDrawingSheet,
                                           RENDER_SETTINGS* aRenderSettings )
{
    SCH_SHEET_PATH  oldsheetpath = m_parent->GetCurrentSheet();     // sheetpath is saved here

    /* When printing all pages, the printed page is not the current page.  In
     * complex hierarchies, we must update component references and others
     * parameters in the given printed SCH_SCREEN, accordant to the sheet path
     * because in complex hierarchies a SCH_SCREEN (a drawing ) is shared
     * between many sheets and component references depend on the actual sheet
     * path used
     */
    SCH_SHEET_LIST sheetList;

    if( aPlotAll )
    {
        sheetList.BuildSheetList( &m_parent->Schematic().Root(), true );
        sheetList.SortByPageNumbers();
    }
    else
    {
        sheetList.push_back( m_parent->GetCurrentSheet() );
    }

    // Allocate the plotter and set the job level parameter
    PDF_PLOTTER* plotter = new PDF_PLOTTER();
    plotter->SetRenderSettings( aRenderSettings );
    plotter->SetColorMode( getModeColor() );
    plotter->SetCreator( wxT( "Eeschema-PDF" ) );
    plotter->SetTitle( m_parent->GetTitleBlock().GetTitle() );

    wxString msg;
    wxFileName plotFileName;
    REPORTER& reporter = m_MessagesBox->Reporter();
    LOCALE_IO toggle;       // Switch the locale to standard C

    for( unsigned i = 0; i < sheetList.size(); i++ )
    {
        m_parent->SetCurrentSheet( sheetList[i] );
        m_parent->GetCurrentSheet().UpdateAllScreenReferences();
        m_parent->SetSheetNumberAndCount();
        SCH_SCREEN* screen = m_parent->GetCurrentSheet().LastScreen();

        if( i == 0 )
        {

            try
            {
                wxString fname = m_parent->GetUniqueFilenameForCurrentSheet();
                // The sub sheet can be in a sub_hierarchy, but we plot the file in the
                // main project folder (or the folder specified by the caller),
                // so replace separators to create a unique filename:
                fname.Replace("/", "_" );
                fname.Replace("\\", "_" );
                wxString ext = PDF_PLOTTER::GetDefaultFileExtension();
                plotFileName = createPlotFileName( fname, ext, &reporter );

                if( !plotter->OpenFile( plotFileName.GetFullPath() ) )
                {
                    msg.Printf( _( "Unable to create file \"%s\".\n" ), plotFileName.GetFullPath() );
                    reporter.Report( msg, RPT_SEVERITY_ERROR );
                    delete plotter;
                    return;
                }

                // Open the plotter and do the first page
                setupPlotPagePDF( plotter, screen );
                plotter->StartPlot();
            }
            catch( const IO_ERROR& e )
            {
                // Cannot plot PDF file
                msg.Printf( wxT( "PDF Plotter exception: %s" ), e.What() );
                reporter.Report( msg, RPT_SEVERITY_ERROR );

                restoreEnvironment( plotter, oldsheetpath );
                return;
            }

        }
        else
        {
            /* For the following pages you need to close the (finished) page,
             *  reconfigure, and then start a new one */
            plotter->ClosePage();
            setupPlotPagePDF( plotter, screen );
            plotter->StartPage();
        }

        plotOneSheetPDF( plotter, screen, aPlotDrawingSheet );
    }

    // Everything done, close the plot and restore the environment
    msg.Printf( _( "Plot: \"%s\" OK.\n" ), plotFileName.GetFullPath() );
    reporter.Report( msg, RPT_SEVERITY_ACTION );

    restoreEnvironment( plotter, oldsheetpath );
}


void DIALOG_PLOT_SCHEMATIC::restoreEnvironment( PDF_PLOTTER* aPlotter,
                                                SCH_SHEET_PATH& aOldsheetpath )
{
    aPlotter->EndPlot();
    delete aPlotter;

    // Restore the previous sheet
    m_parent->SetCurrentSheet( aOldsheetpath );
    m_parent->GetCurrentSheet().UpdateAllScreenReferences();
    m_parent->SetSheetNumberAndCount();
}


void DIALOG_PLOT_SCHEMATIC::plotOneSheetPDF( PLOTTER* aPlotter, SCH_SCREEN* aScreen,
                                             bool aPlotDrawingSheet )
{
    if( m_plotBackgroundColor->GetValue() )
    {
        aPlotter->SetColor( aPlotter->RenderSettings()->GetBackgroundColor() );
        wxPoint end( aPlotter->PageSettings().GetWidthIU(),
                     aPlotter->PageSettings().GetHeightIU() );
        aPlotter->Rect( wxPoint( 0, 0 ), end, FILL_TYPE::FILLED_SHAPE, 1.0 );
    }

    if( aPlotDrawingSheet )
    {
        COLOR4D color = COLOR4D::BLACK;

        if( aPlotter->GetColorMode() )
            color = aPlotter->RenderSettings()->GetLayerColor( LAYER_SCHEMATIC_DRAWINGSHEET );

        PlotDrawingSheet( aPlotter, &aScreen->Schematic()->Prj(), m_parent->GetTitleBlock(),
                          m_parent->GetPageSettings(), aScreen->GetPageNumber(),
                          aScreen->GetPageCount(), m_parent->GetScreenDesc(),
                          aScreen->GetFileName(), color, aScreen->GetVirtualPageNumber() == 1 );
    }

    aScreen->Plot( aPlotter );
}


void DIALOG_PLOT_SCHEMATIC::setupPlotPagePDF( PLOTTER* aPlotter, SCH_SCREEN* aScreen )
{
    PAGE_INFO   plotPage;                               // page size selected to plot
    // Considerations on page size and scaling requests
    const PAGE_INFO& actualPage = aScreen->GetPageSettings(); // page size selected in schematic

    switch( m_pageSizeSelect )
    {
    case PAGE_SIZE_A:
        plotPage.SetType( wxT( "A" ) );
        plotPage.SetPortrait( actualPage.IsPortrait() );
        break;

    case PAGE_SIZE_A4:
        plotPage.SetType( wxT( "A4" ) );
        plotPage.SetPortrait( actualPage.IsPortrait() );
        break;

    case PAGE_SIZE_AUTO:
    default:
        plotPage = actualPage;
        break;
    }

    double  scalex  = (double) plotPage.GetWidthMils() / actualPage.GetWidthMils();
    double  scaley  = (double) plotPage.GetHeightMils() / actualPage.GetHeightMils();
    double  scale   = std::min( scalex, scaley );
    aPlotter->SetPageSettings( plotPage );
    // Currently, plot units are in decimil
    aPlotter->SetViewport( wxPoint( 0, 0 ), IU_PER_MILS/10, scale, false );
}