75 lines
2.6 KiB
C++
75 lines
2.6 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2015 CERN
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* Copyright (C) 2015-2020 KiCad Developers, see AUTHORS.txt for contributors.
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* @author Maciej Suminski <maciej.suminski@cern.ch>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <tool/zoom_menu.h>
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#include <id.h>
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#include <eda_draw_frame.h>
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#include <settings/app_settings.h>
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#include <tool/actions.h>
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#include <gal/graphics_abstraction_layer.h>
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#include <bitmaps.h>
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#include <convert_to_biu.h>
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#include <functional>
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#include <zoom_defines.h>
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using namespace std::placeholders;
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ZOOM_MENU::ZOOM_MENU( EDA_DRAW_FRAME* aParent ) :
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ACTION_MENU( true ),
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m_parent( aParent )
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{
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SetTitle( _( "Zoom" ) );
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SetIcon( BITMAPS::zoom_selection );
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int i = ID_POPUP_ZOOM_LEVEL_START + 1; // 0 reserved for menus which support auto-zoom
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for( double factor : m_parent->config()->m_Window.zoom_factors )
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Append( i++, wxString::Format( _( "Zoom: %.2f" ), factor ), wxEmptyString, wxITEM_CHECK );
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}
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OPT_TOOL_EVENT ZOOM_MENU::eventHandler( const wxMenuEvent& aEvent )
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{
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OPT_TOOL_EVENT event( ACTIONS::zoomPreset.MakeEvent() );
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event->SetParameter( (intptr_t) aEvent.GetId() - ID_POPUP_ZOOM_LEVEL_START );
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return event;
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}
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void ZOOM_MENU::update()
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{
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double zoom = m_parent->GetCanvas()->GetGAL()->GetZoomFactor();
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const std::vector<double>& zoomList = m_parent->config()->m_Window.zoom_factors;
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for( size_t i = 0; i < zoomList.size(); ++i )
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{
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// Search for a value near the current zoom setting:
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double rel_error = std::fabs( zoomList[i] - zoom ) / zoom;
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// IDs start with 1 (leaving 0 for auto-zoom)
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Check( ID_POPUP_ZOOM_LEVEL_START + i + 1, rel_error < 0.1 );
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}
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}
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