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**
** This file is part of the LibreCAD project, a 2D CAD program
**
** Copyright (C) 2010 R. van Twisk (librecad@rvt.dds.nl)
** Copyright (C) 2001-2003 RibbonSoft. All rights reserved.
**
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file gpl-2.0.txt included in the
** packaging of this file.
**
** 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, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
**
** This copyright notice MUST APPEAR in all copies of the script!
**
**********************************************************************/
#ifndef RS_VARIABLE_H
#define RS_VARIABLE_H
#include <QString>
#include "rs.h"
#include "rs_vector.h"
/**
* A variable of type int, double, string or vector.
* The variable also contains its type and an int code
* which can identify its contents in any way.
*
* @author Andrew Mustun
*/
class RS_Variable {
struct RS_VariableContents {
QString s;
int i=0;
double d=0.;
RS_Vector v{false};
};
public:
RS_Variable() = default;
RS_Variable(const RS_Vector& v, int c):
code{c}
{
setVector(v);
}
RS_Variable(const QString& v, int c):
code{c}
{
setString(v);
}
RS_Variable(int v, int c):
code{c}
{
setInt(v);
}
RS_Variable(double v, int c):
code{c}
{
setDouble(v);
}
void setString(const QString& str) {
contents.s = str;
type = RS2::VariableString;
}
void setInt(int i) {
contents.i = i;
type = RS2::VariableInt;
}
void setDouble(double d) {
contents.d = d;
type = RS2::VariableDouble;
}
void setVector(const RS_Vector& v) {
contents.v = v;
type = RS2::VariableVector;
}
QString getString() const {
return contents.s;
}
int getInt() const {
return contents.i;
}
double getDouble() const {
return contents.d;
}
RS_Vector getVector() const {
return contents.v;
}
RS2::VariableType getType() const {
return type;
}
int getCode() const {
return code;
}
QString toString();
//friend std::ostream& operator << (std::ostream& os, RS_Variable& v);
private:
RS_VariableContents contents;
RS2::VariableType type = RS2::VariableVoid;
int code = 0;
};
inline QString RS_Variable::toString() {
switch (type) {
case RS2::VariableString:
return contents.s;
case RS2::VariableInt:
return QString::number(contents.i);
case RS2::VariableDouble:
return QString::number(contents.d);
case RS2::VariableVector:
return QString::number(contents.v.x) + " " + QString::number(contents.v.y);
default:
return "";
}
}
#endif
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