lyx_mirror/src/mathed/InsetMathDots.cpp
Jürgen Spitzmüller 30a777e8a8 honour requirements for dots (bug 5376).
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@26947 a592a061-630c-0410-9148-cb99ea01b6c8
2008-10-18 14:15:56 +00:00

85 lines
1.7 KiB
C++

/**
* \file InsetMathDots.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Alejandro Aguilar Sierra
* \author André Pönitz
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "InsetMathDots.h"
#include "LaTeXFeatures.h"
#include "MathStream.h"
#include "MathSupport.h"
#include "MathParser.h"
#include "MetricsInfo.h"
#include "frontends/FontMetrics.h"
namespace lyx {
InsetMathDots::InsetMathDots(latexkeys const * key)
: key_(key)
{}
Inset * InsetMathDots::clone() const
{
return new InsetMathDots(*this);
}
void InsetMathDots::metrics(MetricsInfo & mi, Dimension & dim) const
{
dim = theFontMetrics(mi.base.font).dimension('M');
dh_ = 0;
if (key_->name == "cdots" || key_->name == "dotsb"
|| key_->name == "dotsm" || key_->name == "dotsi")
dh_ = dim.asc / 2;
else if (key_->name == "dotsc")
dh_ = dim.asc / 4;
else if (key_->name == "vdots") {
dim.wid = (dim.wid / 2) + 1;
dh_ = dim.asc;
}
else if (key_->name == "ddots")
dh_ = dim.asc;
}
void InsetMathDots::draw(PainterInfo & pain, int x, int y) const
{
Dimension const dim = dimension(*pain.base.bv);
mathed_draw_deco(pain, x + 2, y - dh_, dim.width() - 2, dim.ascent(),
key_->name);
if (key_->name == "vdots" || key_->name == "ddots")
++x;
if (key_->name != "vdots")
--y;
mathed_draw_deco(pain, x + 2, y - dh_, dim.width() - 2, dim.ascent(),
key_->name);
setPosCache(pain, x, y);
}
docstring InsetMathDots::name() const
{
return key_->name;
}
void InsetMathDots::validate(LaTeXFeatures & features) const
{
if (!key_->requires.empty())
features.require(to_utf8(key_->requires));
}
} // namespace lyx