#include "Cursor.h"
#include "LaTeXFeatures.h"
#include "MathData.h"
+#include "MathExtern.h"
#include "MathStream.h"
#include "MathSupport.h"
#include "MetricsInfo.h"
/////////////////////////////////////////////////////////////////////
-InsetMathFracBase::InsetMathFracBase(idx_type ncells)
- : InsetMathNest(ncells)
+InsetMathFracBase::InsetMathFracBase(Buffer * buf, idx_type ncells)
+ : InsetMathNest(buf, ncells)
{}
bool InsetMathFracBase::idxUpDown(Cursor & cur, bool up) const
{
- InsetMath::idx_type target = !up; // up ? 0 : 1, since upper cell has idx 0
+ // If we only have one cell, target = 0, otherwise
+ // target = up ? 0 : 1, since upper cell has idx 0
+ InsetMath::idx_type target = nargs() > 1 ? !up : 0;
if (cur.idx() == target)
return false;
cur.idx() = target;
/////////////////////////////////////////////////////////////////////
-InsetMathFrac::InsetMathFrac(Kind kind, InsetMath::idx_type ncells)
- : InsetMathFracBase(ncells), kind_(kind)
+InsetMathFrac::InsetMathFrac(Buffer * buf, Kind kind, InsetMath::idx_type ncells)
+ : InsetMathFracBase(buf, ncells), kind_(kind)
{}
dim.des = max(dim2.des, dim1.height() - 5);
}
} else {
+ // general cell metrics used for \frac
FracChanger dummy(mi.base);
cell(0).metrics(mi, dim0);
cell(1).metrics(mi, dim1);
if (nargs() == 3)
cell(2).metrics(mi, dim2);
-
+ // metrics for special fraction types
if (kind_ == NICEFRAC) {
dim.wid = dim0.width() + dim1.wid + 5;
dim.asc = dim0.height() + 5;
dim.des = dim1.height() - 5;
- } else if (kind_ == CFRAC || kind_ == CFRACLEFT
- || kind_ == CFRACRIGHT) {
- // cfrac is always in display size
- StyleChanger dummy2(mi.base, LM_ST_DISPLAY);
- cell(0).metrics(mi, dim0);
- cell(1).metrics(mi, dim1);
- dim.wid = max(dim0.wid, dim1.wid) + 2;
- dim.asc = dim0.height() + 2 + 5;
- dim.des = dim1.height() + 2 - 5;
} else if (kind_ == UNITFRAC) {
ShapeChanger dummy2(mi.base.font, UP_SHAPE);
dim.wid = dim0.width() + dim1.wid + 5;
dim.asc = dim0.height() + 5;
dim.des = dim1.height() - 5;
- } else if (kind_ == DFRAC) {
- // dfrac is in always in display size
- StyleChanger dummy2(mi.base, LM_ST_DISPLAY);
- cell(0).metrics(mi, dim0);
- cell(1).metrics(mi, dim1);
- dim.wid = max(dim0.wid, dim1.wid) + 2;
- dim.asc = dim0.height() + 2 + 5;
- dim.des = dim1.height() + 2 - 5;
- } else if (kind_ == TFRAC) {
- // tfrac is in always in text size
- StyleChanger dummy2(mi.base, LM_ST_SCRIPT);
- cell(0).metrics(mi, dim0);
- cell(1).metrics(mi, dim1);
- dim.wid = max(dim0.wid, dim1.wid) + 2;
- dim.asc = dim0.height() + 2 + 5;
- dim.des = dim1.height() + 2 - 5;
} else {
- // FRAC
+ if (kind_ == CFRAC || kind_ == CFRACLEFT
+ || kind_ == CFRACRIGHT || kind_ == DFRAC) {
+ // \cfrac and \dfrac are always in display size
+ StyleChanger dummy2(mi.base, LM_ST_DISPLAY);
+ cell(0).metrics(mi, dim0);
+ cell(1).metrics(mi, dim1);
+ } else if (kind_ == TFRAC) {
+ // tfrac is in always in text size
+ StyleChanger dummy2(mi.base, LM_ST_SCRIPT);
+ cell(0).metrics(mi, dim0);
+ cell(1).metrics(mi, dim1);
+ }
dim.wid = max(dim0.wid, dim1.wid) + 2;
dim.asc = dim0.height() + 2 + 5;
dim.des = dim1.height() + 2 - 5;
setPosCache(pi, x, y);
Dimension const dim = dimension(*pi.base.bv);
Dimension const dim0 = cell(0).dimension(*pi.base.bv);
- int m = x + dim.wid / 2;
if (kind_ == UNIT || (kind_ == UNITFRAC && nargs() == 3)) {
if (nargs() == 1) {
ShapeChanger dummy2(pi.base.font, UP_SHAPE);
} else {
FracChanger dummy(pi.base);
Dimension const dim1 = cell(1).dimension(*pi.base.bv);
+ int m = x + dim.wid / 2;
if (kind_ == NICEFRAC) {
cell(0).draw(pi, x + 2,
y - dim0.des - 5);
y + dim1.asc / 2);
} else if (kind_ == UNITFRAC) {
ShapeChanger dummy2(pi.base.font, UP_SHAPE);
- cell(0).draw(pi, x + 2,
- y - dim0.des - 5);
- cell(1).draw(pi, x + dim0.width() + 5,
- y + dim1.asc / 2);
- } else if (kind_ == CFRAC || kind_ == CFRACLEFT
- || kind_ == CFRACRIGHT) {
- // cfrac is always in display size
- StyleChanger dummy2(pi.base, LM_ST_DISPLAY);
- Dimension const dim0 = cell(0).dimension(*pi.base.bv);
- Dimension const dim1 = cell(1).dimension(*pi.base.bv);
- int m = x + dim.wid / 2;
- if (kind_ == CFRAC)
- cell(0).draw(pi, m - dim0.wid / 2, y - dim0.des - 2 - 5);
- else if (kind_ == CFRACLEFT)
- cell(0).draw(pi, x + 2, y - dim0.des - 2 - 5);
- else if (kind_ == CFRACRIGHT)
- cell(0).draw(pi, x + dim.wid - dim0.wid - 2,
- y - dim0.des - 2 - 5);
- cell(1).draw(pi, m - dim1.wid / 2, y + dim1.asc + 2 - 5);
- } else if (kind_ == DFRAC) {
- // dfrac is in always in display size
- StyleChanger dummy2(pi.base, LM_ST_DISPLAY);
- //Dimension const dim = dimension(*pi.base.bv);
- Dimension const dim0 = cell(0).dimension(*pi.base.bv);
- Dimension const dim1 = cell(1).dimension(*pi.base.bv);
- int m = x + dim.wid / 2;
+ cell(0).draw(pi, x + 2, y - dim0.des - 5);
+ cell(1).draw(pi, x + dim0.width() + 5, y + dim1.asc / 2);
+ } else if (kind_ == FRAC || kind_ == ATOP || kind_ == OVER) {
cell(0).draw(pi, m - dim0.wid / 2, y - dim0.des - 2 - 5);
cell(1).draw(pi, m - dim1.wid / 2, y + dim1.asc + 2 - 5);
} else if (kind_ == TFRAC) {
// tfrac is in always in text size
StyleChanger dummy2(pi.base, LM_ST_SCRIPT);
- Dimension const dim0 = cell(0).dimension(*pi.base.bv);
- Dimension const dim1 = cell(1).dimension(*pi.base.bv);
- int m = x + dim.wid / 2;
cell(0).draw(pi, m - dim0.wid / 2, y - dim0.des - 2 - 5);
cell(1).draw(pi, m - dim1.wid / 2, y + dim1.asc + 2 - 5);
} else {
- // FRAC
- cell(0).draw(pi, m - dim0.wid / 2, y - dim0.des - 2 - 5);
+ // \cfrac and \dfrac are always in display size
+ StyleChanger dummy2(pi.base, LM_ST_DISPLAY);
+ if (kind_ == CFRAC || kind_ == DFRAC)
+ cell(0).draw(pi, m - dim0.wid / 2, y - dim0.des - 2 - 5);
+ else if (kind_ == CFRACLEFT)
+ cell(0).draw(pi, x + 2, y - dim0.des - 2 - 5);
+ else if (kind_ == CFRACRIGHT)
+ cell(0).draw(pi, x + dim.wid - dim0.wid - 2,
+ y - dim0.des - 2 - 5);
cell(1).draw(pi, m - dim1.wid / 2, y + dim1.asc + 2 - 5);
}
}
}
-void InsetMathFrac::mathmlize(MathStream & os) const
+docstring InsetMathFrac::mathmlize(MathStream & os) const
{
- switch (kind_) {
- case FRAC:
- os << MTag("mfrac") << cell(0) << cell(1) << ETag("mfrac");
- break;
- case DFRAC:
- os << MTag("mdfrac") << cell(0) << cell(1) << ETag("mdfrac");
- break;
- case TFRAC:
- os << MTag("mtfrac") << cell(0) << cell(1) << ETag("mtfrac");
- break;
- }
+ os << MTag("mfrac") << MTag("mrow");
+ docstring rv = lyx::mathmlize(cell(0), os);
+ os << ETag("mrow") << MTag("mrow");
+ rv += lyx::mathmlize(cell(1), os);
+ os << ETag("mrow") << ETag("mfrac");
+ return rv;
}
/////////////////////////////////////////////////////////////////////
-InsetMathBinom::InsetMathBinom(Kind kind)
- : kind_(kind)
+InsetMathBinom::InsetMathBinom(Buffer * buf, Kind kind)
+ : InsetMathFracBase(buf), kind_(kind)
{}
}
-void InsetMathBinom::mathmlize(MathStream & os) const
+docstring InsetMathBinom::mathmlize(MathStream & os) const
{
+ // FIXME This all needs fixing
switch (kind_) {
case BINOM:
os << MTag("mbinom") << cell(0) << cell(1) << ETag("mbinom");
break;
- case DBINOM:
- os << MTag("mdbinom") << cell(0) << cell(1) << ETag("mdbinom");
- break;
case TBINOM:
os << MTag("mtbinom") << cell(0) << cell(1) << ETag("mtbinom");
break;
+ case DBINOM:
+ default:
+ os << MTag("mdbinom") << cell(0) << cell(1) << ETag("mdbinom");
+ break;
}
+ return docstring();
}