mirror of
https://git.lyx.org/repos/lyx.git
synced 2024-11-24 18:43:37 +00:00
7c15014ec2
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@8849 a592a061-630c-0410-9148-cb99ea01b6c8
135 lines
2.6 KiB
C
135 lines
2.6 KiB
C
/**
|
|
* \file lyxgluelength.C
|
|
* This file is part of LyX, the document processor.
|
|
* Licence details can be found in the file COPYING.
|
|
*
|
|
* \author Lars Gullik Bjønnes
|
|
* \author Matthias Ettrich
|
|
* \author John Levon
|
|
*
|
|
* Full author contact details are available in file CREDITS.
|
|
*/
|
|
|
|
#include <config.h>
|
|
|
|
#include "lyxgluelength.h"
|
|
#include "lengthcommon.h"
|
|
|
|
#include <sstream>
|
|
|
|
using std::ostringstream;
|
|
using std::string;
|
|
|
|
|
|
LyXGlueLength::LyXGlueLength(LyXLength const & len)
|
|
: len_(len)
|
|
{}
|
|
|
|
|
|
LyXGlueLength::LyXGlueLength(LyXLength const & len, LyXLength const & plus,
|
|
LyXLength const & minus)
|
|
: len_(len), plus_(plus), minus_(minus)
|
|
{}
|
|
|
|
|
|
LyXGlueLength::LyXGlueLength(string const & data)
|
|
{
|
|
isValidGlueLength(data, this);
|
|
}
|
|
|
|
|
|
string const LyXGlueLength::asString() const
|
|
{
|
|
ostringstream buffer;
|
|
|
|
buffer << len_.value();
|
|
|
|
if (plus_.zero() && minus_.zero()) {
|
|
buffer << unit_name[len_.unit()];
|
|
return buffer.str();
|
|
}
|
|
|
|
// just len and plus
|
|
if (minus_.zero()) {
|
|
if (len_.unit() != plus_.unit())
|
|
buffer << unit_name[len_.unit()];
|
|
buffer << '+' << plus_.value();
|
|
buffer << unit_name[plus_.unit()];
|
|
return buffer.str();
|
|
}
|
|
|
|
// just len and minus
|
|
if (plus_.zero()) {
|
|
if (len_.unit() != minus_.unit())
|
|
buffer << unit_name[len_.unit()];
|
|
buffer << '-' << minus_.value();
|
|
buffer << unit_name[minus_.unit()];
|
|
return buffer.str();
|
|
}
|
|
|
|
// ok, len, plus AND minus
|
|
|
|
// len+-
|
|
if (minus_ == plus_) {
|
|
if (len_.unit() != minus_.unit())
|
|
buffer << unit_name[len_.unit()];
|
|
buffer << "+-" << minus_.value();
|
|
buffer << unit_name[minus_.unit()];
|
|
return buffer.str();
|
|
}
|
|
|
|
// this is so rare a case, why bother minimising units ?
|
|
|
|
buffer << unit_name[len_.unit()];
|
|
buffer << '+' << plus_.value() << unit_name[plus_.unit()];
|
|
buffer << '-' << minus_.value() << unit_name[minus_.unit()];
|
|
|
|
return buffer.str();
|
|
}
|
|
|
|
|
|
string const LyXGlueLength::asLatexString() const
|
|
{
|
|
ostringstream buffer;
|
|
|
|
buffer << len_.value() << unit_name[len_.unit()];
|
|
|
|
if (!plus_.zero())
|
|
buffer << " plus " << plus_.value() << unit_name[plus_.unit()];
|
|
if (!minus_.zero())
|
|
buffer << " minus " << minus_.value() << unit_name[minus_.unit()];
|
|
return buffer.str();
|
|
}
|
|
|
|
|
|
LyXLength const & LyXGlueLength::len() const
|
|
{
|
|
return len_;
|
|
}
|
|
|
|
|
|
LyXLength const & LyXGlueLength::plus() const
|
|
{
|
|
return plus_;
|
|
}
|
|
|
|
|
|
LyXLength const & LyXGlueLength::minus() const
|
|
{
|
|
return minus_;
|
|
}
|
|
|
|
|
|
bool operator==(LyXGlueLength const & l1, LyXGlueLength const & l2)
|
|
{
|
|
return l1.len() == l2.len()
|
|
&& l1.plus() == l2.plus()
|
|
&& l1.minus() == l2.minus();
|
|
}
|
|
|
|
|
|
bool operator!=(LyXGlueLength const & l1, LyXGlueLength const & l2)
|
|
{
|
|
return !(l1 == l2);
|
|
}
|