230 lines
8.8 KiB
C++
230 lines
8.8 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) 2012 CERN
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* Copyright (C) 1992-2017 KiCad Developers, see AUTHORS.txt for contributors.
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*
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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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/**
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* @author Wayne Stambaugh <stambaughw@verizon.net>
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* @file base_units.h
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* @brief Implementation of conversion functions that require both schematic and board
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* internal units.
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*/
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#ifndef _BASE_UNITS_H_
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#define _BASE_UNITS_H_
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#include <common.h>
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#include <convert_to_biu.h>
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/// Convert mm to mils.
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inline int Mm2mils( double x ) { return KiROUND( x * 1000./25.4 ); }
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/// Convert mils to mm.
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inline int Mils2mm( double x ) { return KiROUND( x * 25.4 / 1000. ); }
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/** Helper function Double2Str to print a float number without
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* using scientific notation and no trailing 0
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* We want to avoid scientific notation in S-expr files (not easy to read)
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* for floating numbers.
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* So we cannot always just use the %g or the %f format to print a fp number
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* this helper function uses the %f format when needed, or %g when %f is
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* not well working and then removes trailing 0
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*/
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std::string Double2Str( double aValue );
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/**
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* Function StripTrailingZeros
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* Remove trailing 0 from a string containing a converted float number.
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* The trailing 0 are removed if the mantissa has more
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* than aTrailingZeroAllowed digits and some trailing 0
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*/
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void StripTrailingZeros( wxString& aStringValue, unsigned aTrailingZeroAllowed = 1 );
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/**
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* Function To_User_Unit
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* convert \a aValue in internal units to the appropriate user units defined by \a aUnit.
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*
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* @return The converted value, in double
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* @param aUnit The units to convert \a aValue to.
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* @param aValue The value in internal units to convert.
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* @param aUseMils Indicates mils should be used for imperial units (inches).
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*/
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double To_User_Unit( EDA_UNITS_T aUnit, double aValue, bool aUseMils = false );
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/**
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* Function CoordinateToString
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* is a helper to convert the \a integer coordinate \a aValue to a string in inches,
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* millimeters, or unscaled units according to the current user units setting.
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*
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* Should be used only to display a coordinate in status, but not in dialogs,
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* because the mantissa of the number displayed has 4 digits max for readability.
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* (i.e. the value shows the decimils or the microns )
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* However the actual internal value could need up to 8 digits to be printed
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*
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* @param aValue The integer coordinate to convert.
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* @param aUseMils Convert inch values to mils if true.
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* @return The converted string for display in user interface elements.
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*/
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wxString CoordinateToString( int aValue, bool aUseMils = false );
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/**
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* Function AngleToStringDegrees
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* is a helper to convert the \a double \a aAngle (in internal unit)
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* to a string in degrees
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*/
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wxString AngleToStringDegrees( double aAngle );
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/**
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* Function LengthDoubleToString
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* is a helper to convert the \a double length \a aValue to a string in inches,
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* millimeters, or unscaled units according to the current user units setting.
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*
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* Should be used only to display a coordinate in status, but not in dialogs,
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* because the mantissa of the number displayed has 4 digits max for readability.
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* (i.e. the value shows the decimils or the microns )
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* However the actual internal value could need up to 8 digits to be printed
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*
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* @param aValue The double value to convert.
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* @param aUseMils Convert inch values to mils if true.
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* @return The converted string for display in user interface elements.
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*/
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wxString LengthDoubleToString( double aValue, bool aUseMils = false );
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/**
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* Function StringFromValue
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* returns the string from \a aValue according to units (inch, mm ...) for display,
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* and the initial unit for value.
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*
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* For readability, the mantissa has 3 or more digits (max 8 digits),
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* the trailing 0 are removed if the mantissa has more than 3 digits
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* and some trailing 0
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* This function should be used to display values in dialogs because a value
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* entered in mm (for instance 2.0 mm) could need up to 8 digits mantissa
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* if displayed in inch to avoid truncation or rounding made just by the printf function.
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* otherwise the actual value is rounded when read from dialog and converted
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* in internal units, and therefore modified.
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*
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* @param aUnit = display units (INCHES, MILLIMETRE ..)
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* @param aValue = value in Internal_Unit
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* @param aAddUnitSymbol = true to add symbol unit to the string value
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* @param aUseMils Indicates mils should be used for imperial units (inches).
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* @return A wxString object containing value and optionally the symbol unit (like 2.000 mm)
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*/
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wxString StringFromValue( EDA_UNITS_T aUnit, int aValue, bool aAddUnitSymbol = false,
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bool aUseMils = false );
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/**
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* Operator << overload
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* outputs a point to the argument string in a format resembling
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* "@ (x,y)
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* @param aString Where to put the text describing the point value
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* @param aPoint The point to output.
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* @return wxString& - the input string
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*/
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wxString& operator <<( wxString& aString, const wxPoint& aPoint );
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/**
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* Function PutValueInLocalUnits
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* converts \a aValue from internal units to user units and append the units notation
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* (mm or ")then inserts the string an \a aTextCtrl.
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*
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* This function is used in dialog boxes for entering values depending on selected units.
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*/
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void PutValueInLocalUnits( wxTextCtrl& aTextCtr, int aValue );
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/**
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* Return in internal units the value "val" given in a real unit
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* such as "in", "mm" or "deg"
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*/
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double From_User_Unit( EDA_UNITS_T aUnit, double aValue, bool aUseMils = false );
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/**
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* Function DoubleValueFromString
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* converts \a aTextValue to a double
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* @param aUnits The units of \a aTextValue.
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* @param aTextValue A reference to a wxString object containing the string to convert.
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* @param aUseMils Indicates mils should be used for imperial units (inches).
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* @return A double representing that value in internal units
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*/
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double DoubleValueFromString( EDA_UNITS_T aUnits, const wxString& aTextValue,
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bool aUseMils = false );
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/**
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* Function ValueFromString
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* converts \a aTextValue in \a aUnits to internal units used by the application.
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*
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* @param aUnits The units of \a aTextValue.
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* @param aTextValue A reference to a wxString object containing the string to convert.
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* @param aUseMils Indicates mils should be used for imperial units (inches).
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* @return The string from Value, according to units (inch, mm ...) for display,
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*/
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int ValueFromString( EDA_UNITS_T aUnits, const wxString& aTextValue, bool aUseMils = false );
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/**
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* Function ValueFromString
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* converts \a aTextValue in \a aUnits to internal units used by the application,
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* unit type will be obtained from g_UserUnit.
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*
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* @param aTextValue A reference to a wxString object containing the string to convert.
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* @return The string from Value, according to units (inch, mm ...) for display,
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*/
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int ValueFromString( const wxString& aTextValue );
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/**
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* Convert the number Value in a string according to the internal units
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* and the selected unit (g_UserUnit) and put it in the wxTextCtrl TextCtrl
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*/
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int ValueFromTextCtrl( const wxTextCtrl& aTextCtr );
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/**
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* Returns the units symbol.
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*
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* @param aUnits - Units type, default is current units setting.
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* @param aFormatString - A formatting string to embed the units symbol into. Note:
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* the format string must contain the %s format specifier.
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* @return The formatted units symbol.
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*/
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wxString ReturnUnitSymbol( EDA_UNITS_T aUnits = g_UserUnit,
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const wxString& aFormatString = " (%s):" );
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/**
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* Get a human readable units string.
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*
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* The strings returned are full text name and not abbreviations or symbolic
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* representations of the units. Use ReturnUnitSymbol() for that.
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*
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* @param aUnits - The units text to return.
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* @return The human readable units string.
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*/
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wxString GetUnitsLabel( EDA_UNITS_T aUnits, bool aUseMils = false );
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wxString GetAbbreviatedUnitsLabel( EDA_UNITS_T aUnit = g_UserUnit, bool aUseMils = false );
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void AddUnitSymbol( wxStaticText& Stext, EDA_UNITS_T aUnit = g_UserUnit );
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#endif // _BASE_UNITS_H_
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