kicad/include/eda_units.h

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* 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
*/
#ifndef EDA_UNITS_H
#define EDA_UNITS_H
#include <wx/string.h>
#include <geometry/eda_angle.h>
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/**
* The type of unit.
*/
enum class EDA_DATA_TYPE
{
DISTANCE = 0,
AREA = 1,
VOLUME = 2
};
enum class EDA_UNITS
{
INCHES = 0,
MILLIMETRES = 1,
UNSCALED = 2,
DEGREES = 3,
PERCENT = 4,
MILS = 5,
};
namespace EDA_UNIT_UTILS
{
bool IsImperialUnit( EDA_UNITS aUnit );
bool IsMetricUnit( EDA_UNITS aUnit );
/**
* Convert mm to mils.
*/
int Mm2mils( double aVal );
/**
* Convert mils to mm.
*/
int Mils2mm( double aVal );
/**
* Writes any unit info found in the string to aUnits.
*/
void FetchUnitsFromString( const wxString& aTextValue, EDA_UNITS& aUnits );
/**
* Get the units string for a given units type.
*
* @param aUnits - The units requested.
* @param aType - The data type of the unit (e.g. distance, area, etc.)
* @return The human readable units string.
*/
wxString GetAbbreviatedUnitsLabel( EDA_UNITS aUnit, EDA_DATA_TYPE aType = EDA_DATA_TYPE::DISTANCE );
/**
* Converts \a aAngle from board units to a string appropriate for writing to file.
*
* @note Internal angles for board items can be either degrees or tenths of degree
* on how KiCad is built.
* @param aAngle A angle value to convert.
* @return std::string object containing the converted angle.
*/
std::string FormatAngle( const EDA_ANGLE& aAngle );
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}
#endif