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Units corrections, all Georg's noticed problems

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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@20337 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Martin Vermeer 2007-09-18 15:04:58 +00:00
parent d7af145e72
commit f390780a35
5 changed files with 103 additions and 57 deletions
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5
lib/ui/stdtoolbars.inc
View File

@ -274,9 +274,10 @@ ToolbarSet
Item "Standard \\frac" "math-insert \frac"
Item "No hor. line \\atop" "math-insert \atop"
Item "Nice (3/4) \\nicefrac" "math-insert \nicefrac"
Item "Unit (km) \\unit" "math-insert \unitone"
Item "Unit (864 m) \\unit" "math-insert \unit"
Item "Units (km/h) \\unitfrac" "math-insert \unitfrac"
Item "Units3 ( 20 km/h) \\unitfrac3" "math-insert \unitfracthree"
Item "Unitfrac (km/h) \\unitfrac" "math-insert \unitfrac"
Item "Unitfrac (20 km/h) \\unitfrac" "math-insert \unitfracthree"
Item "Text frac (amsmath) \\tfrac" "math-insert \tfrac"
Item "Display frac (amsmath) \\dfrac" "math-insert \dfrac"
Item "Binomial \\choose" "math-insert \choose"

115
src/mathed/InsetMathFrac.cpp
View File

@ -49,11 +49,12 @@ InsetMathFrac const * InsetMathFrac::asFracInset() const
bool InsetMathFrac::idxRight(Cursor & cur) const
{
InsetMath::idx_type target;
if (kind_ == UNITFRAC3)
target = 0;
else if (kind_ == UNIT)
target = 1;
else
if (kind_ == UNIT || (kind_ == UNITFRAC && nargs() == 3)) {
if (nargs() == 3)
target = 0;
else if (nargs() == 2)
target = 1;
} else
return false;
if (cur.idx() == target)
return false;
@ -66,11 +67,12 @@ bool InsetMathFrac::idxRight(Cursor & cur) const
bool InsetMathFrac::idxLeft(Cursor & cur) const
{
InsetMath::idx_type target;
if (kind_ == UNITFRAC3)
target = 2;
else if (kind_ == UNIT)
target = 0;
else
if (kind_ == UNIT || (kind_ == UNITFRAC && nargs() == 3)) {
if (nargs() == 3)
target = 2;
else if (nargs() == 2)
target = 0;
} else
return false;
if (cur.idx() == target)
return false;
@ -82,22 +84,30 @@ bool InsetMathFrac::idxLeft(Cursor & cur) const
bool InsetMathFrac::metrics(MetricsInfo & mi, Dimension & dim) const
{
if (kind_ == UNIT) {
cell(0).metrics(mi);
ShapeChanger dummy2(mi.base.font, Font::UP_SHAPE);
cell(1).metrics(mi);
dim.wid = cell(0).width() + cell(1).width() + 5;
dim.asc = std::max(cell(0).ascent(), cell(1).ascent());
dim.des = std::max(cell(0).descent(), cell(1).descent());
} else if (kind_ == UNITFRAC3) {
cell(2).metrics(mi);
ShapeChanger dummy2(mi.base.font, Font::UP_SHAPE);
FracChanger dummy(mi.base);
cell(0).metrics(mi);
cell(1).metrics(mi);
dim.wid = cell(0).width() + cell(1).width() + cell(2).width() + 10;
dim.asc = std::max(cell(2).ascent(), cell(0).height() + 5);
dim.des = std::max(cell(2).descent(), cell(1).height() - 5);
if (kind_ == UNIT || (kind_ == UNITFRAC && nargs() == 3)) {
if (nargs() == 1) {
ShapeChanger dummy2(mi.base.font, Font::UP_SHAPE);
cell(0).metrics(mi);
dim.wid = cell(0).width()+ 3;
dim.asc = cell(0).ascent();
dim.des = cell(0).descent();
} else if (nargs() == 2) {
cell(0).metrics(mi);
ShapeChanger dummy2(mi.base.font, Font::UP_SHAPE);
cell(1).metrics(mi);
dim.wid = cell(0).width() + cell(1).width() + 5;
dim.asc = std::max(cell(0).ascent(), cell(1).ascent());
dim.des = std::max(cell(0).descent(), cell(1).descent());
} else {
cell(2).metrics(mi);
ShapeChanger dummy2(mi.base.font, Font::UP_SHAPE);
FracChanger dummy(mi.base);
cell(0).metrics(mi);
cell(1).metrics(mi);
dim.wid = cell(0).width() + cell(1).width() + cell(2).width() + 10;
dim.asc = std::max(cell(2).ascent(), cell(0).height() + 5);
dim.des = std::max(cell(2).descent(), cell(1).height() - 5);
}
} else {
FracChanger dummy(mi.base);
cell(0).metrics(mi);
@ -129,19 +139,24 @@ void InsetMathFrac::draw(PainterInfo & pi, int x, int y) const
{
setPosCache(pi, x, y);
int m = x + dim_.wid / 2;
if (kind_ == UNIT) {
cell(0).draw(pi, x + 1, y);
ShapeChanger dummy2(pi.base.font, Font::UP_SHAPE);
cell(1).draw(pi, x + cell(0).width() + 5, y);
} else if (kind_ == UNITFRAC3) {
cell(2).draw(pi, x + 1, y);
ShapeChanger dummy2(pi.base.font, Font::UP_SHAPE);
FracChanger dummy(pi.base);
int xx = x + cell(2).width() + 5;
cell(0).draw(pi, xx + 2,
y - cell(0).descent() - 5);
cell(1).draw(pi, xx + cell(0).width() + 5,
y + cell(1).ascent() / 2);
if (kind_ == UNIT || (kind_ == UNITFRAC && nargs() == 3)) {
if (nargs() == 1) {
ShapeChanger dummy2(pi.base.font, Font::UP_SHAPE);
cell(0).draw(pi, x + 1, y);
} else if (nargs() == 2) {
cell(0).draw(pi, x + 1, y);
ShapeChanger dummy2(pi.base.font, Font::UP_SHAPE);
cell(1).draw(pi, x + cell(0).width() + 5, y);
} else {
cell(2).draw(pi, x + 1, y);
ShapeChanger dummy2(pi.base.font, Font::UP_SHAPE);
FracChanger dummy(pi.base);
int xx = x + cell(2).width() + 5;
cell(0).draw(pi, xx + 2,
y - cell(0).descent() - 5);
cell(1).draw(pi, xx + cell(0).width() + 5,
y + cell(1).ascent() / 2);
}
} else {
FracChanger dummy(pi.base);
if (kind_ == NICEFRAC) {
@ -163,10 +178,10 @@ void InsetMathFrac::draw(PainterInfo & pi, int x, int y) const
y + cell(1).ascent() + 2 - 5);
}
}
if (kind_ == NICEFRAC || kind_ == UNITFRAC || kind_ == UNITFRAC3) {
if (kind_ == NICEFRAC || kind_ == UNITFRAC) {
// Diag line:
int xx = x;
if (kind_ == UNITFRAC3)
if (nargs() == 3)
xx += cell(2).width() + 5;
pi.pain.line(xx + cell(0).width(),
y + dim_.des - 2,
@ -215,13 +230,16 @@ void InsetMathFrac::write(WriteStream & os) const
case FRAC:
case NICEFRAC:
case UNITFRAC:
InsetMathNest::write(os);
if (nargs() == 2)
InsetMathNest::write(os);
else
os << "\\unitfrac[" << cell(2) << "]{" << cell(0) << "}{" << cell(1) << '}';
break;
case UNIT:
os << "\\unit[" << cell(0) << "]{" << cell(1) << '}';
break;
case UNITFRAC3:
os << "\\unitfrac[" << cell(2) << "]{" << cell(0) << "}{" << cell(1) << '}';
if (nargs() == 2)
os << "\\unit[" << cell(0) << "]{" << cell(1) << '}';
else
os << "\\unit{" << cell(0) << '}';
break;
}
}
@ -238,8 +256,6 @@ docstring InsetMathFrac::name() const
return from_ascii("nicefrac");
case UNITFRAC:
return from_ascii("unitfrac");
case UNITFRAC3:
return from_ascii("unitfracthree");
case UNIT:
return from_ascii("unit");
case ATOP:
@ -282,8 +298,7 @@ void InsetMathFrac::mathmlize(MathStream & os) const
void InsetMathFrac::validate(LaTeXFeatures & features) const
{
if (kind_ == NICEFRAC || kind_ == UNITFRAC
|| kind_ == UNIT || kind_ == UNITFRAC3)
if (kind_ == NICEFRAC || kind_ == UNITFRAC || kind_ == UNIT)
features.require("units");
InsetMathNest::validate(features);
}

3
src/mathed/InsetMathFrac.h
View File

@ -29,8 +29,7 @@ public:
ATOP,
NICEFRAC,
UNITFRAC,
UNIT,
UNITFRAC3
UNIT
};
///

7
src/mathed/MathFactory.cpp
View File

@ -260,7 +260,7 @@ MathAtom createInsetMath(char const * const s)
MathAtom createInsetMath(docstring const & s)
{
//lyxerr << "creating inset with name: '" << to_utf8(s) << '\'' << endl;
lyxerr << "creating inset with name: '" << to_utf8(s) << '\'' << endl;
latexkeys const * l = in_word_set(s);
if (l) {
docstring const & inset = l->inset;
@ -372,8 +372,11 @@ MathAtom createInsetMath(docstring const & s)
return MathAtom(new InsetMathFrac(InsetMathFrac::NICEFRAC));
if (s == "unitfrac")
return MathAtom(new InsetMathFrac(InsetMathFrac::UNITFRAC));
// This string value is only for math toolbar use. Not a LaTeX name
if (s == "unitfracthree")
return MathAtom(new InsetMathFrac(InsetMathFrac::UNITFRAC3, 3));
return MathAtom(new InsetMathFrac(InsetMathFrac::UNITFRAC, 3));
if (s == "unitone")
return MathAtom(new InsetMathFrac(InsetMathFrac::UNIT, 1));
if (s == "unit")
return MathAtom(new InsetMathFrac(InsetMathFrac::UNIT));
//if (s == "infer")

30
src/mathed/MathParser.cpp
View File

@ -47,6 +47,7 @@ following hack as starting point to write some macros:
#include "InsetMathComment.h"
#include "InsetMathDelim.h"
#include "InsetMathEnv.h"
#include "InsetMathFrac.h"
#include "InsetMathKern.h"
#include "MathMacro.h"
#include "InsetMathPar.h"
@ -241,7 +242,7 @@ enum {
FLAG_END = 1 << 3, // next \\end ends the parsing process
FLAG_BRACK_LAST = 1 << 4, // next closing bracket ends the parsing
FLAG_TEXTMODE = 1 << 5, // we are in a box
FLAG_ITEM = 1 << 6, // read a (possibly braced token)
FLAG_ITEM = 1 << 6, // read a (possibly braced) token
FLAG_LEAVE = 1 << 7, // leave the loop at the end
FLAG_SIMPLE = 1 << 8, // next $ leaves the loop
FLAG_EQUATION = 1 << 9, // next \] leaves the loop
@ -1097,6 +1098,33 @@ void Parser::parse1(InsetMathGrid & grid, unsigned flags,
}
}
else if (t.cs() == "unit") {
// Allowed formats \unit[val]{unit}
MathData ar;
parse(ar, FLAG_OPTION, mode);
if (ar.size()) {
cell->push_back(MathAtom(new InsetMathFrac(InsetMathFrac::UNIT)));
cell->back().nucleus()->cell(0) = ar;
parse(cell->back().nucleus()->cell(1), FLAG_ITEM, mode);
} else {
cell->push_back(MathAtom(new InsetMathFrac(InsetMathFrac::UNIT, 1)));
parse(cell->back().nucleus()->cell(0), FLAG_ITEM, mode);
}
}
else if (t.cs() == "unitfrac") {
// Here allowed formats are \unitfrac[val]{num}{denom}
MathData ar;
parse(ar, FLAG_OPTION, mode);
if (ar.size()) {
cell->push_back(MathAtom(new InsetMathFrac(InsetMathFrac::UNITFRAC, 3)));
cell->back().nucleus()->cell(2) = ar;
} else {
cell->push_back(MathAtom(new InsetMathFrac(InsetMathFrac::UNITFRAC)));
}
parse(cell->back().nucleus()->cell(0), FLAG_ITEM, mode);
parse(cell->back().nucleus()->cell(1), FLAG_ITEM, mode);
}
else if (t.cs() == "xrightarrow" || t.cs() == "xleftarrow") {
cell->push_back(createInsetMath(t.cs()));
parse(cell->back().nucleus()->cell(1), FLAG_OPTION, mode);