Partial support for units

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@20236 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Martin Vermeer 2007-09-12 08:15:33 +00:00
parent cc9fb465a6
commit 967c30e354
5 changed files with 30 additions and 10 deletions

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@ -273,7 +273,8 @@ ToolbarSet
Toolbar "frac-square" "Fractions"
Item "Standard \\frac" "math-insert \frac"
Item "No hor. line \\atop" "math-insert \atop"
Item "Nice \\nicefrac" "math-insert \nicefrac"
Item "Nice (3/4) \\nicefrac" "math-insert \nicefrac"
Item "Units (km/h) \\unitfrac" "math-insert \unitfrac"
Item "Text frac (amsmath) \\tfrac" "math-insert \tfrac"
Item "Display frac (amsmath) \\dfrac" "math-insert \dfrac"
Item "Binomial \\choose" "math-insert \choose"

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@ -403,7 +403,7 @@ char const * simplefeatures[] = {
"dvipost",
"fancybox",
"calc",
"nicefrac",
"units",
"tipa",
"framed",
"pdfcolmk",

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@ -54,6 +54,11 @@ bool InsetMathFrac::metrics(MetricsInfo & mi, Dimension & dim) const
dim.wid = cell(0).width() + cell(1).width() + 5;
dim.asc = cell(0).height() + 5;
dim.des = cell(1).height() - 5;
} else if (kind_ == UNITFRAC) {
ShapeChanger dummy2(mi.base.font, Font::UP_SHAPE);
dim.wid = cell(0).width() + cell(1).width() + 5;
dim.asc = cell(0).height() + 5;
dim.des = cell(1).height() - 5;
} else {
dim.wid = std::max(cell(0).width(), cell(1).width()) + 2;
dim.asc = cell(0).height() + 2 + 5;
@ -77,16 +82,24 @@ void InsetMathFrac::draw(PainterInfo & pi, int x, int y) const
y - cell(0).descent() - 5);
cell(1).draw(pi, x + cell(0).width() + 5,
y + cell(1).ascent() / 2);
pi.pain.line(x + cell(0).width(),
y + dim_.des - 2,
x + cell(0).width() + 5,
y - dim_.asc + 2, Color::math);
} else if (kind_ == UNITFRAC) {
ShapeChanger dummy2(pi.base.font, Font::UP_SHAPE);
cell(0).draw(pi, x + 2,
y - cell(0).descent() - 5);
cell(1).draw(pi, x + cell(0).width() + 5,
y + cell(1).ascent() / 2);
} else {
cell(0).draw(pi, m - cell(0).width() / 2,
y - cell(0).descent() - 2 - 5);
cell(1).draw(pi, m - cell(1).width() / 2,
y + cell(1).ascent() + 2 - 5);
}
if (kind_ == NICEFRAC || kind_ == UNITFRAC) {
pi.pain.line(x + cell(0).width(),
y + dim_.des - 2,
x + cell(0).width() + 5,
y - dim_.asc + 2, Color::math);
}
if (kind_ == FRAC || kind_ == OVER)
pi.pain.line(x + 1, y - 5,
x + dim_.wid - 2, y - 5, Color::math);
@ -111,7 +124,7 @@ void InsetMathFrac::drawT(TextPainter & pain, int x, int y) const
cell(0).drawT(pain, m - cell(0).width() / 2, y - cell(0).descent() - 1);
cell(1).drawT(pain, m - cell(1).width() / 2, y + cell(1).ascent());
// ASCII art: ignore niceties
if (kind_ == FRAC || kind_ == OVER || kind_ == NICEFRAC)
if (kind_ == FRAC || kind_ == OVER || kind_ == NICEFRAC || kind_ == UNITFRAC)
pain.horizontalLine(x, y, dim_.width());
}
@ -128,6 +141,7 @@ void InsetMathFrac::write(WriteStream & os) const
break;
case FRAC:
case NICEFRAC:
case UNITFRAC:
InsetMathNest::write(os);
break;
}
@ -143,6 +157,8 @@ docstring InsetMathFrac::name() const
return from_ascii("over");
case NICEFRAC:
return from_ascii("nicefrac");
case UNITFRAC:
return from_ascii("unitfrac");
case ATOP:
return from_ascii("atop");
}
@ -183,8 +199,8 @@ void InsetMathFrac::mathmlize(MathStream & os) const
void InsetMathFrac::validate(LaTeXFeatures & features) const
{
if (kind_ == NICEFRAC)
features.require("nicefrac");
if (kind_ == NICEFRAC || kind_ == UNITFRAC)
features.require("units");
InsetMathNest::validate(features);
}

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@ -27,7 +27,8 @@ public:
FRAC,
OVER,
ATOP,
NICEFRAC
NICEFRAC,
UNITFRAC
};
///

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@ -370,6 +370,8 @@ MathAtom createInsetMath(docstring const & s)
return MathAtom(new InsetMathFrac(InsetMathFrac::OVER));
if (s == "nicefrac")
return MathAtom(new InsetMathFrac(InsetMathFrac::NICEFRAC));
if (s == "unitfrac")
return MathAtom(new InsetMathFrac(InsetMathFrac::UNITFRAC));
//if (s == "infer")
// return MathAtom(new MathInferInset);
if (s == "atop")