96 lines
3.4 KiB
C++
96 lines
3.4 KiB
C++
/****************************************************************************
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**
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** This file is part of the LibreCAD project, a 2D CAD program
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**
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** Copyright (C) 2015 Dongxu Li (dongxuli2011@gmail.com)
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** Copyright (C) 2010 R. van Twisk (librecad@rvt.dds.nl)
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** Copyright (C) 2001-2003 RibbonSoft. All rights reserved.
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**
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**
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file gpl-2.0.txt included in the
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** packaging of this file.
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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, write to the Free Software
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** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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**
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** This copyright notice MUST APPEAR in all copies of the script!
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**
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**********************************************************************/
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#ifndef RS_UNITS_H
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#define RS_UNITS_H
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#include "rs.h"
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class RS_Vector;
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class QString;
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/**
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* Conversion methods for units
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*
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* @author Andrew Mustun
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*/
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class RS_Units {
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public:
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//static char* unit2sign(RS2::Unit unit);
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//static RS2::Unit string2unit(const char* str, bool* ok=0);
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//static char* unit2string(RS2::Unit unit);
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static RS2::Unit dxfint2unit(int dxfint);
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static QString unitToString(RS2::Unit u, bool t = true);
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static RS2::Unit stringToUnit(const QString& u);
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static bool isMetric(RS2::Unit u);
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static double getFactorToMM(RS2::Unit u);
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static double convert(double val, RS2::Unit src, RS2::Unit dest);
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static RS_Vector convert(const RS_Vector& val, RS2::Unit src, RS2::Unit dest);
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static QString unitToSign(RS2::Unit u);
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static QString formatLinear(double length, RS2::Unit unit,
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RS2::LinearFormat format,
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int prec, bool showUnit=false);
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static QString formatScientific(double length, RS2::Unit unit,
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int prec, bool showUnit=false);
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static QString formatDecimal(double length, RS2::Unit unit,
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int prec, bool showUnit=false);
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static QString formatEngineering(double length, RS2::Unit unit,
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int prec, bool showUnit=false);
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static QString formatArchitectural(double length, RS2::Unit unit,
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int prec, bool showUnit=false);
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static QString formatFractional(double length, RS2::Unit unit,
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int prec, bool showUnit=false);
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static QString formatArchitecturalMetric(double length, RS2::Unit unit,
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int prec, bool showUnit=false);
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static QString formatAngle(double angle, RS2::AngleFormat format,
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int prec);
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static RS2::AngleFormat numberToAngleFormat(int num);
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static RS_Vector paperFormatToSize(RS2::PaperFormat p);
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static RS2::PaperFormat paperSizeToFormat(const RS_Vector& s);
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static QString paperFormatToString(RS2::PaperFormat p);
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static RS2::PaperFormat stringToPaperFormat(const QString& p);
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static void test();
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static double dpiToScale(double dpi, RS2::Unit unit);
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static double scaleToDpi(double scale, RS2::Unit unit);
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};
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#endif
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