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Put MathData on a diet: transfer dimension cache to BufferView' CoordCache along its position.

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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@20465 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Abdelrazak Younes 2007-09-24 13:52:04 +00:00
parent a42571cab4
commit f319fdbc2a
25 changed files with 351 additions and 281 deletions
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17
src/mathed/InsetMathBinom.cpp
View File

@ -43,11 +43,12 @@ int InsetMathBinom::dw(int height) const
void InsetMathBinom::metrics(MetricsInfo & mi, Dimension & dim) const
{
ScriptChanger dummy(mi.base);
cell(0).metrics(mi);
cell(1).metrics(mi);
dim.asc = cell(0).height() + 4 + 5;
dim.des = cell(1).height() + 4 - 5;
dim.wid = std::max(cell(0).width(), cell(1).width()) + 2 * dw(dim.height()) + 4;
Dimension dim0, dim1;
cell(0).metrics(mi, dim0);
cell(1).metrics(mi, dim1);
dim.asc = dim0.height() + 4 + 5;
dim.des = dim1.height() + 4 - 5;
dim.wid = std::max(dim0.width(), dim1.wid) + 2 * dw(dim.height()) + 4;
metricsMarkers2(dim);
// Cache the inset dimension.
setDimCache(mi, dim);
@ -57,10 +58,12 @@ void InsetMathBinom::metrics(MetricsInfo & mi, Dimension & dim) const
void InsetMathBinom::draw(PainterInfo & pi, int x, int y) const
{
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.width() / 2;
ScriptChanger dummy(pi.base);
cell(0).draw(pi, m - cell(0).width() / 2, y - cell(0).descent() - 3 - 5);
cell(1).draw(pi, m - cell(1).width() / 2, y + cell(1).ascent() + 3 - 5);
cell(0).draw(pi, m - dim0.width() / 2, y - dim0.des - 3 - 5);
cell(1).draw(pi, m - dim1.wid / 2, y + dim1.asc + 3 - 5);
mathed_draw_deco(pi, x, y - dim.ascent(), dw(dim.height()), dim.height(), from_ascii("("));
mathed_draw_deco(pi, x + dim.width() - dw(dim.height()), y - dim.ascent(),
dw(dim.height()), dim.height(), from_ascii(")"));

12
src/mathed/InsetMathBrace.cpp
View File

@ -43,11 +43,12 @@ Inset * InsetMathBrace::clone() const
void InsetMathBrace::metrics(MetricsInfo & mi, Dimension & dim) const
{
cell(0).metrics(mi);
Dimension dim0;
cell(0).metrics(mi, dim0);
Dimension t = theFontMetrics(mi.base.font).dimension('{');
dim.asc = std::max(cell(0).ascent(), t.asc);
dim.des = std::max(cell(0).descent(), t.des);
dim.wid = cell(0).width() + 2 * t.wid;
dim.asc = std::max(dim0.asc, t.asc);
dim.des = std::max(dim0.des, t.des);
dim.wid = dim0.width() + 2 * t.wid;
metricsMarkers(dim);
// Cache the inset dimension.
setDimCache(mi, dim);
@ -61,7 +62,8 @@ void InsetMathBrace::draw(PainterInfo & pi, int x, int y) const
Dimension t = theFontMetrics(font).dimension('{');
pi.pain.text(x, y, '{', font);
cell(0).draw(pi, x + t.wid, y);
pi.pain.text(x + t.wid + cell(0).width(), y, '}', font);
Dimension const & dim0 = cell(0).dimension(*pi.base.bv);
pi.pain.text(x + t.wid + dim0.width(), y, '}', font);
drawMarkers(pi, x, y);
}

17
src/mathed/InsetMathDFrac.cpp
View File

@ -33,11 +33,12 @@ Inset * InsetMathDFrac::clone() const
void InsetMathDFrac::metrics(MetricsInfo & mi, Dimension & dim) const
{
cell(0).metrics(mi);
cell(1).metrics(mi);
dim.wid = std::max(cell(0).width(), cell(1).width()) + 2;
dim.asc = cell(0).height() + 2 + 5;
dim.des = cell(1).height() + 2 - 5;
Dimension dim0, dim1;
cell(0).metrics(mi, dim0);
cell(1).metrics(mi, dim1);
dim.wid = std::max(dim0.wid, dim1.wid) + 2;
dim.asc = dim0.height() + 2 + 5;
dim.des = dim1.height() + 2 - 5;
// Cache the inset dimension.
setDimCache(mi, dim);
}
@ -46,9 +47,11 @@ void InsetMathDFrac::metrics(MetricsInfo & mi, Dimension & dim) const
void InsetMathDFrac::draw(PainterInfo & pi, int x, int y) const
{
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, 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);
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);
pi.pain.line(x + 1, y - 5, x + dim.wid - 2, y - 5, Color::math);
setPosCache(pi, x, y);
}

5
src/mathed/InsetMathDecoration.cpp
View File

@ -125,10 +125,11 @@ void InsetMathDecoration::metrics(MetricsInfo & mi, Dimension & dim) const
void InsetMathDecoration::draw(PainterInfo & pi, int x, int y) const
{
cell(0).draw(pi, x + 1, y);
Dimension const & dim0 = cell(0).dimension(*pi.base.bv);
if (wide())
mathed_draw_deco(pi, x + 1, y + dy_, cell(0).width(), dh_, key_->name);
mathed_draw_deco(pi, x + 1, y + dy_, dim0.wid, dh_, key_->name);
else
mathed_draw_deco(pi, x + 1 + (cell(0).width() - dw_) / 2,
mathed_draw_deco(pi, x + 1 + (dim0.wid - dw_) / 2,
y + dy_, dw_, dh_, key_->name);
drawMarkers(pi, x, y);
setPosCache(pi, x, y);

11
src/mathed/InsetMathDelim.cpp
View File

@ -70,17 +70,18 @@ void InsetMathDelim::normalize(NormalStream & os) const
void InsetMathDelim::metrics(MetricsInfo & mi, Dimension & dim) const
{
using std::max;
cell(0).metrics(mi);
Dimension dim0;
cell(0).metrics(mi, dim0);
Dimension t = theFontMetrics(mi.base.font).dimension('I');
int h0 = (t.asc + t.des) / 2;
int a0 = max(cell(0).ascent(), t.asc) - h0;
int d0 = max(cell(0).descent(), t.des) + h0;
dw_ = cell(0).height() / 5;
int a0 = max(dim0.asc, t.asc) - h0;
int d0 = max(dim0.des, t.des) + h0;
dw_ = dim0.height() / 5;
if (dw_ > 8)
dw_ = 8;
if (dw_ < 4)
dw_ = 4;
dim.wid = cell(0).width() + 2 * dw_ + 8;
dim.wid = dim0.width() + 2 * dw_ + 8;
dim.asc = max(a0, d0) + h0;
dim.des = max(a0, d0) - h0;
// Cache the inset dimension.

110
src/mathed/InsetMathFrac.cpp
View File

@ -84,47 +84,49 @@ bool InsetMathFrac::idxLeft(Cursor & cur) const
void InsetMathFrac::metrics(MetricsInfo & mi, Dimension & dim) const
{
Dimension dim0, dim1, dim2;
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();
cell(0).metrics(mi, dim0);
dim.wid = dim0.width()+ 3;
dim.asc = dim0.asc;
dim.des = dim0.des;
} else if (nargs() == 2) {
cell(0).metrics(mi);
cell(0).metrics(mi, dim0);
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());
cell(1).metrics(mi, dim1);
dim.wid = dim0.width() + dim1.wid + 5;
dim.asc = std::max(dim0.asc, dim1.asc);
dim.des = std::max(dim0.des, dim1.des);
} else {
cell(2).metrics(mi);
cell(2).metrics(mi, dim2);
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);
cell(0).metrics(mi, dim0);
cell(1).metrics(mi, dim1);
dim.wid = dim0.width() + dim1.wid + dim2.wid + 10;
dim.asc = std::max(dim2.asc, dim0.height() + 5);
dim.des = std::max(dim2.des, dim1.height() - 5);
}
} else {
FracChanger dummy(mi.base);
cell(0).metrics(mi);
cell(1).metrics(mi);
cell(0).metrics(mi, dim0);
cell(1).metrics(mi, dim1);
if (kind_ == NICEFRAC) {
dim.wid = cell(0).width() + cell(1).width() + 5;
dim.asc = cell(0).height() + 5;
dim.des = cell(1).height() - 5;
dim.wid = dim0.width() + dim1.wid + 5;
dim.asc = dim0.height() + 5;
dim.des = dim1.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;
dim.wid = dim0.width() + dim1.wid + 5;
dim.asc = dim0.height() + 5;
dim.des = dim1.height() - 5;
} else {
dim.wid = std::max(cell(0).width(), cell(1).width()) + 2;
dim.asc = cell(0).height() + 2 + 5;
dim.des = cell(1).height() + 2 - 5;
dim.wid = std::max(dim0.width(), dim1.wid) + 2;
dim.asc = dim0.height() + 2 + 5;
dim.des = dim1.height() + 2 - 5;
}
}
metricsMarkers(dim);
@ -137,6 +139,9 @@ void InsetMathFrac::draw(PainterInfo & pi, int x, int y) const
{
setPosCache(pi, x, y);
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);
Dimension const dim2 = cell(0).dimension(*pi.base.bv);
int m = x + dim.wid / 2;
if (kind_ == UNIT || (kind_ == UNITFRAC && nargs() == 3)) {
if (nargs() == 1) {
@ -145,46 +150,46 @@ void InsetMathFrac::draw(PainterInfo & pi, int x, int y) const
} 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);
cell(1).draw(pi, x + dim0.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;
int xx = x + dim2.wid + 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);
y - dim0.des - 5);
cell(1).draw(pi, xx + dim0.width() + 5,
y + dim1.asc / 2);
}
} else {
FracChanger dummy(pi.base);
if (kind_ == NICEFRAC) {
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);
y - dim0.des - 5);
cell(1).draw(pi, x + dim0.width() + 5,
y + dim1.asc / 2);
} 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);
y - dim0.des - 5);
cell(1).draw(pi, x + dim0.width() + 5,
y + dim1.asc / 2);
} else {
// Classical fraction
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);
cell(0).draw(pi, m - dim0.width() / 2,
y - dim0.des - 2 - 5);
cell(1).draw(pi, m - dim1.wid / 2,
y + dim1.asc + 2 - 5);
}
}
if (kind_ == NICEFRAC || kind_ == UNITFRAC) {
// Diag line:
int xx = x;
if (nargs() == 3)
xx += cell(2).width() + 5;
pi.pain.line(xx + cell(0).width(),
xx += dim2.wid + 5;
pi.pain.line(xx + dim0.wid,
y + dim.des - 2,
xx + cell(0).width() + 5,
xx + dim0.wid + 5,
y - dim.asc + 2, Color::math);
}
if (kind_ == FRAC || kind_ == OVER)
@ -196,24 +201,27 @@ void InsetMathFrac::draw(PainterInfo & pi, int x, int y) const
void InsetMathFrac::metricsT(TextMetricsInfo const & mi, Dimension & dim) const
{
cell(0).metricsT(mi, dim);
cell(1).metricsT(mi, dim);
dim.wid = std::max(cell(0).width(), cell(1).width());
dim.asc = cell(0).height() + 1;
dim.des = cell(1).height();
Dimension dim0, dim1;
cell(0).metricsT(mi, dim0);
cell(1).metricsT(mi, dim1);
dim.wid = std::max(dim0.width(), dim1.wid);
dim.asc = dim0.height() + 1;
dim.des = dim1.height();
}
void InsetMathFrac::drawT(TextPainter & pain, int x, int y) const
{
// FIXME: BROKEN!
/*
Dimension dim;
int m = x + dim.width() / 2;
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());
cell(0).drawT(pain, m - dim0.width() / 2, y - dim0.des - 1);
cell(1).drawT(pain, m - dim1.wid / 2, y + dim1.asc);
// ASCII art: ignore niceties
if (kind_ == FRAC || kind_ == OVER || kind_ == NICEFRAC || kind_ == UNITFRAC)
pain.horizontalLine(x, y, dim.width());
*/
}

11
src/mathed/InsetMathFrameBox.cpp
View File

@ -36,9 +36,9 @@ void InsetMathFrameBox::metrics(MetricsInfo & mi, Dimension & dim) const
FontSetChanger dummy(mi.base, "textnormal");
w_ = mathed_char_width(mi.base.font, '[');
InsetMathNest::metrics(mi);
dim = cell(0).dim();
dim += cell(1).dim();
dim += cell(2).dim();
dim = cell(0).dimension(*mi.base.bv);
dim += cell(1).dimension(*mi.base.bv);
dim += cell(2).dimension(*mi.base.bv);
metricsMarkers(dim);
// Cache the inset dimension.
setDimCache(mi, dim);
@ -52,18 +52,19 @@ void InsetMathFrameBox::draw(PainterInfo & pi, int x, int y) const
pi.pain.rectangle(x + 1, y - dim.ascent() + 1,
dim.width() - 2, dim.height() - 2, Color::foreground);
x += 5;
BufferView const & bv = *pi.base.bv;
drawStrBlack(pi, x, y, from_ascii("["));
x += w_;
cell(0).draw(pi, x, y);
x += cell(0).width();
x += cell(0).dimension(bv).wid;
drawStrBlack(pi, x, y, from_ascii("]"));
x += w_ + 4;
drawStrBlack(pi, x, y, from_ascii("["));
x += w_;
cell(1).draw(pi, x, y);
x += cell(1).width();
x += cell(1).dimension(bv).wid;
drawStrBlack(pi, x, y, from_ascii("]"));
x += w_ + 4;

38
src/mathed/InsetMathGrid.cpp
View File

@ -370,14 +370,16 @@ void InsetMathGrid::metrics(MetricsInfo & mi, Dimension & dim) const
// let the cells adjust themselves
InsetMathNest::metrics(mi);
BufferView & bv = *mi.base.bv;
// compute absolute sizes of vertical structure
for (row_type row = 0; row < nrows(); ++row) {
int asc = 0;
int desc = 0;
for (col_type col = 0; col < ncols(); ++col) {
MathData const & c = cell(index(row, col));
asc = max(asc, c.ascent());
desc = max(desc, c.descent());
Dimension const & dimc = cell(index(row, col)).dimension(bv);
asc = max(asc, dimc.asc);
desc = max(desc, dimc.des);
}
rowinfo_[row].ascent_ = asc;
rowinfo_[row].descent_ = desc;
@ -418,7 +420,7 @@ void InsetMathGrid::metrics(MetricsInfo & mi, Dimension & dim) const
for (col_type col = 0; col < ncols(); ++col) {
int wid = 0;
for (row_type row = 0; row < nrows(); ++row)
wid = max(wid, cell(index(row, col)).width());
wid = max(wid, cell(index(row, col)).dimension(bv).wid);
colinfo_[col].width_ = wid;
}
colinfo_[ncols()].width_ = 0;
@ -517,9 +519,10 @@ void InsetMathGrid::drawWithMargin(PainterInfo & pi, int x, int y,
int lmargin, int rmargin) const
{
Dimension const dim = dimension(*pi.base.bv);
BufferView const & bv = *pi.base.bv;
for (idx_type idx = 0; idx < nargs(); ++idx)
cell(idx).draw(pi, x + lmargin + cellXOffset(idx),
cell(idx).draw(pi, x + lmargin + cellXOffset(bv, idx),
y + cellYOffset(idx));
for (row_type row = 0; row <= nrows(); ++row)
@ -555,9 +558,11 @@ void InsetMathGrid::metricsT(TextMetricsInfo const & mi, Dimension & dim) const
int asc = 0;
int desc = 0;
for (col_type col = 0; col < ncols(); ++col) {
MathData const & c = cell(index(row, col));
asc = max(asc, c.ascent());
desc = max(desc, c.descent());
//MathData const & c = cell(index(row, col));
// FIXME: BROKEN!
Dimension dimc;
asc = max(asc, dimc.ascent());
desc = max(desc, dimc.descent());
}
rowinfo_[row].ascent_ = asc;
rowinfo_[row].descent_ = desc;
@ -597,8 +602,10 @@ void InsetMathGrid::metricsT(TextMetricsInfo const & mi, Dimension & dim) const
// compute absolute sizes of horizontal structure
for (col_type col = 0; col < ncols(); ++col) {
int wid = 0;
for (row_type row = 0; row < nrows(); ++row)
wid = max(wid, cell(index(row, col)).width());
for (row_type row = 0; row < nrows(); ++row) {
// FIXME: BROKEN!
//wid = max(wid, cell(index(row, col)).width());
}
colinfo_[col].width_ = wid;
}
colinfo_[ncols()].width_ = 0;
@ -634,8 +641,8 @@ void InsetMathGrid::metricsT(TextMetricsInfo const & mi, Dimension & dim) const
void InsetMathGrid::drawT(TextPainter & pain, int x, int y) const
{
for (idx_type idx = 0; idx < nargs(); ++idx)
cell(idx).drawT(pain, x + cellXOffset(idx), y + cellYOffset(idx));
// for (idx_type idx = 0; idx < nargs(); ++idx)
// cell(idx).drawT(pain, x + cellXOffset(idx), y + cellYOffset(idx));
}
@ -789,15 +796,16 @@ void InsetMathGrid::swapCol(col_type col)
}
int InsetMathGrid::cellXOffset(idx_type idx) const
int InsetMathGrid::cellXOffset(BufferView const & bv, idx_type idx) const
{
col_type c = col(idx);
int x = colinfo_[c].offset_;
char align = colinfo_[c].align_;
Dimension const & celldim = cell(idx).dimension(bv);
if (align == 'r' || align == 'R')
x += colinfo_[c].width_ - cell(idx).width();
x += colinfo_[c].width_ - celldim.wid;
if (align == 'c' || align == 'C')
x += (colinfo_[c].width_ - cell(idx).width()) / 2;
x += (colinfo_[c].width_ - celldim.wid) / 2;
return x;
}

2
src/mathed/InsetMathGrid.h
View File

@ -224,7 +224,7 @@ protected:
bool getStatus(Cursor & cur, FuncRequest const & cmd,
FuncStatus & flag) const;
/// returns x offset of cell compared to inset
int cellXOffset(idx_type idx) const;
int cellXOffset(BufferView const &, idx_type idx) const;
/// returns y offset of cell compared to inset
int cellYOffset(idx_type idx) const;
/// returns proper 'end of line' code for LaTeX

10
src/mathed/InsetMathMakebox.cpp
View File

@ -36,9 +36,9 @@ void InsetMathMakebox::metrics(MetricsInfo & mi, Dimension & dim) const
FontSetChanger dummy(mi.base, from_ascii("textnormal"));
w_ = mathed_char_width(mi.base.font, '[');
InsetMathNest::metrics(mi);
dim = cell(0).dim();
dim += cell(1).dim();
dim += cell(2).dim();
dim = cell(0).dimension(*mi.base.bv);
dim += cell(1).dimension(*mi.base.bv);
dim += cell(2).dimension(*mi.base.bv);
dim.wid += 4 * w_ + 4;
metricsMarkers(dim);
// Cache the inset dimension.
@ -54,14 +54,14 @@ void InsetMathMakebox::draw(PainterInfo & pi, int x, int y) const
drawStrBlack(pi, x, y, from_ascii("["));
x += w_;
cell(0).draw(pi, x, y);
x += cell(0).width();
x += cell(0).dimension(*pi.base.bv).width();
drawStrBlack(pi, x, y, from_ascii("]"));
x += w_ + 2;
drawStrBlack(pi, x, y, from_ascii("["));
x += w_;
cell(1).draw(pi, x, y);
x += cell(1).width();
x += cell(1).dimension(*pi.base.bv).wid;
drawStrBlack(pi, x, y, from_ascii("]"));
x += w_ + 2;

24
src/mathed/InsetMathNest.cpp
View File

@ -148,8 +148,10 @@ void InsetMathNest::cursorPos(BufferView const & bv,
void InsetMathNest::metrics(MetricsInfo const & mi) const
{
MetricsInfo m = mi;
for (idx_type i = 0, n = nargs(); i != n; ++i)
cell(i).metrics(m);
for (idx_type i = 0, n = nargs(); i != n; ++i) {
Dimension dim;
cell(i).metrics(m, dim);
}
}
@ -256,10 +258,11 @@ void InsetMathNest::drawSelection(PainterInfo & pi, int x, int y) const
// << " s1: " << s1 << " s2: " << s2 << endl;
if (s1.idx() == s2.idx()) {
MathData const & c = cell(s1.idx());
int x1 = c.xo(bv) + c.pos2x(s1.pos());
int y1 = c.yo(bv) - c.ascent();
int x2 = c.xo(bv) + c.pos2x(s2.pos());
int y2 = c.yo(bv) + c.descent();
Geometry const & g = bv.coordCache().getArrays().geometry(&c);
int x1 = g.pos.x_ + c.pos2x(s1.pos());
int y1 = g.pos.y_ - g.dim.ascent();
int x2 = g.pos.x_ + c.pos2x(s2.pos());
int y2 = g.pos.y_ + g.dim.descent();
pi.pain.fillRectangle(x1, y1, x2 - x1, y2 - y1, Color::selection);
//lyxerr << "InsetMathNest::drawing selection 3: "
// << " x1: " << x1 << " x2: " << x2
@ -268,10 +271,11 @@ void InsetMathNest::drawSelection(PainterInfo & pi, int x, int y) const
for (idx_type i = 0; i < nargs(); ++i) {
if (idxBetween(i, s1.idx(), s2.idx())) {
MathData const & c = cell(i);
int x1 = c.xo(bv);
int y1 = c.yo(bv) - c.ascent();
int x2 = c.xo(bv) + c.width();
int y2 = c.yo(bv) + c.descent();
Geometry const & g = bv.coordCache().getArrays().geometry(&c);
int x1 = g.pos.x_;
int y1 = g.pos.y_ - g.dim.ascent();
int x2 = g.pos.x_ + g.dim.width();
int y2 = g.pos.y_ + g.dim.descent();
pi.pain.fillRectangle(x1, y1, x2 - x1, y2 - y1, Color::selection);
}
}

20
src/mathed/InsetMathOverset.cpp
View File

@ -28,12 +28,14 @@ Inset * InsetMathOverset::clone() const
void InsetMathOverset::metrics(MetricsInfo & mi, Dimension & dim) const
{
cell(1).metrics(mi);
Dimension dim1;
cell(1).metrics(mi, dim1);
FracChanger dummy(mi.base);
cell(0).metrics(mi);
dim.wid = std::max(cell(0).width(), cell(1).width()) + 4;
dim.asc = cell(1).ascent() + cell(0).height() + 4;
dim.des = cell(1).descent();
Dimension dim0;
cell(0).metrics(mi, dim0);
dim.wid = std::max(dim0.width(), dim1.wid) + 4;
dim.asc = dim1.asc + dim0.height() + 4;
dim.des = dim1.des;
metricsMarkers(dim);
// Cache the inset dimension.
setDimCache(mi, dim);
@ -43,11 +45,13 @@ void InsetMathOverset::metrics(MetricsInfo & mi, Dimension & dim) const
void InsetMathOverset::draw(PainterInfo & pi, int x, int y) const
{
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;
int yo = y - cell(1).ascent() - cell(0).descent() - 1;
cell(1).draw(pi, m - cell(1).width() / 2, y);
int yo = y - dim1.asc - dim0.des - 1;
cell(1).draw(pi, m - dim1.wid / 2, y);
FracChanger dummy(pi.base);
cell(0).draw(pi, m - cell(0).width() / 2, yo);
cell(0).draw(pi, m - dim0.width() / 2, yo);
drawMarkers(pi, x, y);
}

13
src/mathed/InsetMathRoot.cpp
View File

@ -38,9 +38,11 @@ void InsetMathRoot::metrics(MetricsInfo & mi, Dimension & dim) const
{
using std::max;
InsetMathNest::metrics(mi);
dim.asc = max(cell(0).ascent() + 5, cell(1).ascent()) + 2;
dim.des = max(cell(0).descent() - 5, cell(1).descent()) + 2;
dim.wid = cell(0).width() + cell(1).width() + 10;
Dimension const & dim0 = cell(0).dimension(*mi.base.bv);
Dimension const & dim1 = cell(1).dimension(*mi.base.bv);
dim.asc = max(dim0.ascent() + 5, dim1.ascent()) + 2;
dim.des = max(dim0.descent() - 5, dim1.descent()) + 2;
dim.wid = dim0.width() + dim1.width() + 10;
metricsMarkers(dim);
// Cache the inset dimension.
setDimCache(mi, dim);
@ -49,9 +51,10 @@ void InsetMathRoot::metrics(MetricsInfo & mi, Dimension & dim) const
void InsetMathRoot::draw(PainterInfo & pi, int x, int y) const
{
int const w = cell(0).width();
Dimension const & dim0 = cell(0).dimension(*pi.base.bv);
int const w = dim0.width();
// the "exponent"
cell(0).draw(pi, x, y - 5 - cell(0).descent());
cell(0).draw(pi, x, y - 5 - dim0.descent());
// the "base"
cell(1).draw(pi, x + w + 8, y);
Dimension const dim = dimension(*pi.base.bv);

103
src/mathed/InsetMathScript.cpp
View File

@ -169,13 +169,14 @@ bool isAlphaSymbol(MathAtom const & at)
} // namespace anon
int InsetMathScript::dy01(int asc, int des, int what) const
int InsetMathScript::dy01(BufferView const & bv, int asc, int des, int what) const
{
int dasc = 0;
int slevel = 0;
bool isCharBox = nuc().size() ? isAlphaSymbol(nuc().back()) : false;
if (hasDown()) {
dasc = down().ascent();
Dimension const & dimdown = down().dimension(bv);
dasc = dimdown.ascent();
slevel = nuc().slevel();
int ascdrop = dasc - slevel;
int desdrop = isCharBox ? 0 : des + nuc().sshift();
@ -184,9 +185,10 @@ int InsetMathScript::dy01(int asc, int des, int what) const
des = max(mindes, des);
}
if (hasUp()) {
Dimension const & dimup = up().dimension(bv);
int minasc = nuc().minasc();
int ascdrop = isCharBox ? 0 : asc - up().mindes();
int udes = up().descent();
int udes = dimup.descent();
asc = udes + nuc().sshift();
asc = max(ascdrop, asc);
asc = max(minasc, asc);
@ -207,33 +209,33 @@ int InsetMathScript::dy01(int asc, int des, int what) const
}
int InsetMathScript::dy0() const
int InsetMathScript::dy0(BufferView const & bv) const
{
int nd = ndes();
int nd = ndes(bv);
if (!hasDown())
return nd;
int des = down().ascent();
int des = down().dimension(bv).ascent();
if (hasLimits())
des += nd + 2;
else {
int na = nasc();
des = dy01(na, nd, 0);
int na = nasc(bv);
des = dy01(bv, na, nd, 0);
}
return des;
}
int InsetMathScript::dy1() const
int InsetMathScript::dy1(BufferView const & bv) const
{
int na = nasc();
int na = nasc(bv);
if (!hasUp())
return na;
int asc = up().descent();
int asc = up().dimension(bv).descent();
if (hasLimits())
asc += na + 2;
else {
int nd = ndes();
asc = dy01(na, nd, 1);
int nd = ndes(bv);
asc = dy01(bv, na, nd, 1);
}
asc = max(asc, 5);
return asc;
@ -244,7 +246,7 @@ int InsetMathScript::dx0(BufferView const & bv) const
{
BOOST_ASSERT(hasDown());
Dimension const dim = dimension(bv);
return hasLimits() ? (dim.wid - down().width()) / 2 : nwid();
return hasLimits() ? (dim.wid - down().dimension(bv).width()) / 2 : nwid(bv);
}
@ -252,32 +254,32 @@ int InsetMathScript::dx1(BufferView const & bv) const
{
BOOST_ASSERT(hasUp());
Dimension const dim = dimension(bv);
return hasLimits() ? (dim.wid - up().width()) / 2 : nwid() + nker();
return hasLimits() ? (dim.wid - up().dimension(bv).width()) / 2 : nwid(bv) + nker();
}
int InsetMathScript::dxx(BufferView const & bv) const
{
Dimension const dim = dimension(bv);
return hasLimits() ? (dim.wid - nwid()) / 2 : 0;
return hasLimits() ? (dim.wid - nwid(bv)) / 2 : 0;
}
int InsetMathScript::nwid() const
int InsetMathScript::nwid(BufferView const & bv) const
{
return nuc().size() ? nuc().width() : 2;
return nuc().size() ? nuc().dimension(bv).width() : 2;
}
int InsetMathScript::nasc() const
int InsetMathScript::nasc(BufferView const & bv) const
{
return nuc().size() ? nuc().ascent() : 5;
return nuc().size() ? nuc().dimension(bv).ascent() : 5;
}
int InsetMathScript::ndes() const
int InsetMathScript::ndes(BufferView const & bv) const
{
return nuc().size() ? nuc().descent() : 0;
return nuc().size() ? nuc().dimension(bv).descent() : 0;
}
@ -293,35 +295,48 @@ int InsetMathScript::nker() const
void InsetMathScript::metrics(MetricsInfo & mi, Dimension & dim) const
{
cell(0).metrics(mi);
Dimension dim0;
Dimension dim1;
Dimension dim2;
cell(0).metrics(mi, dim0);
ScriptChanger dummy(mi.base);
if (nargs() > 1)
cell(1).metrics(mi);
cell(1).metrics(mi, dim1);
if (nargs() > 2)
cell(2).metrics(mi);
cell(2).metrics(mi, dim2);
dim.wid = 0;
BufferView & bv = *mi.base.bv;
// FIXME: data copying... not very efficient.
Dimension dimup;
Dimension dimdown;
if (hasUp())
dimup = up().dimension(bv);
if (hasDown())
dimdown = down().dimension(bv);
if (hasLimits()) {
dim.wid = nwid();
dim.wid = nwid(bv);
if (hasUp())
dim.wid = max(dim.wid, up().width());
dim.wid = max(dim.wid, dimup.width());
if (hasDown())
dim.wid = max(dim.wid, down().width());
dim.wid = max(dim.wid, dimdown.width());
} else {
if (hasUp())
dim.wid = max(dim.wid, nker() + up().width());
dim.wid = max(dim.wid, nker() + dimup.width());
if (hasDown())
dim.wid = max(dim.wid, down().width());
dim.wid += nwid();
dim.wid = max(dim.wid, dimdown.width());
dim.wid += nwid(bv);
}
int na = nasc();
int na = nasc(bv);
if (hasUp()) {
int asc = dy1() + up().ascent();
int asc = dy1(bv) + dimup.ascent();
dim.asc = max(na, asc);
} else
dim.asc = na;
int nd = ndes();
int nd = ndes(bv);
if (hasDown()) {
int des = dy0() + down().descent();
int des = dy0(bv) + dimdown.descent();
dim.des = max(nd, des);
} else
dim.des = nd;
@ -333,18 +348,19 @@ void InsetMathScript::metrics(MetricsInfo & mi, Dimension & dim) const
void InsetMathScript::draw(PainterInfo & pi, int x, int y) const
{
BufferView & bv = *pi.base.bv;
if (nuc().size())
nuc().draw(pi, x + dxx(*pi.base.bv), y);
nuc().draw(pi, x + dxx(bv), y);
else {
nuc().setXY(*pi.base.bv, x + dxx(*pi.base.bv), y);
if (editing(pi.base.bv))
pi.draw(x + dxx(*pi.base.bv), y, char_type('.'));
nuc().setXY(bv, x + dxx(bv), y);
if (editing(&bv))
pi.draw(x + dxx(bv), y, char_type('.'));
}
ScriptChanger dummy(pi.base);
if (hasUp())
up().draw(pi, x + dx1(*pi.base.bv), y - dy1());
up().draw(pi, x + dx1(bv), y - dy1(bv));
if (hasDown())
down().draw(pi, x + dx0(*pi.base.bv), y + dy0());
down().draw(pi, x + dx0(bv), y + dy0(bv));
drawMarkers(pi, x, y);
}
@ -361,12 +377,13 @@ void InsetMathScript::metricsT(TextMetricsInfo const & mi, Dimension & dim) cons
void InsetMathScript::drawT(TextPainter & pain, int x, int y) const
{
// FIXME: BROKEN
if (nuc().size())
nuc().drawT(pain, x + 1, y);
if (hasUp())
up().drawT(pain, x + 1, y - dy1());
up().drawT(pain, x + 1, y - 1 /*dy1()*/);
if (hasDown())
down().drawT(pain, x + 1, y + dy0());
down().drawT(pain, x + 1, y + 1 /*dy0()*/);
}

12
src/mathed/InsetMathScript.h
View File

@ -109,21 +109,21 @@ private:
/// returns x offset for main part
int dxx(BufferView const & bv) const;
/// returns width of nucleus if any
int nwid() const;
int nwid(BufferView const &) const;
/// returns y offset for either superscript or subscript
int dy01(int asc, int des, int what) const;
int dy01(BufferView const &, int asc, int des, int what) const;
/// returns y offset for superscript
int dy0() const;
int dy0(BufferView const &) const;
/// returns y offset for subscript
int dy1() const;
int dy1(BufferView const &) const;
/// returns x offset for superscript
int dx0(BufferView const & bv) const;
/// returns x offset for subscript
int dx1(BufferView const & bv) const;
/// returns ascent of nucleus if any
int nasc() const;
int nasc(BufferView const &) const;
/// returns descent of nucleus if any
int ndes() const;
int ndes(BufferView const &) const;
/// returns superscript kerning of nucleus if any
int nker() const;
/// where do we have to draw the scripts?

9
src/mathed/InsetMathSqrt.cpp
View File

@ -71,10 +71,13 @@ void InsetMathSqrt::metricsT(TextMetricsInfo const & mi, Dimension & dim) const
void InsetMathSqrt::drawT(TextPainter & pain, int x, int y) const
{
/*
cell(0).drawT(pain, x + 2, y);
pain.horizontalLine(x + 2, y - cell(0).ascent(), cell(0).width(), '_');
pain.verticalLine (x + 1, y - cell(0).ascent() + 1, cell(0).height());
pain.draw(x, y + cell(0).descent(), '\\');
Dimension const & dim0 = cell(0).dimension(*pi.base.bv);
pain.horizontalLine(x + 2, y - dim0.ascent(), dim0.width(), '_');
pain.verticalLine (x + 1, y - dim0.ascent() + 1, dim0.height());
pain.draw(x, y + dim0.descent(), '\\');
*/
}

20
src/mathed/InsetMathStackrel.cpp
View File

@ -29,12 +29,14 @@ Inset * InsetMathStackrel::clone() const
void InsetMathStackrel::metrics(MetricsInfo & mi, Dimension & dim) const
{
cell(1).metrics(mi);
Dimension dim1;
cell(1).metrics(mi, dim1);
FracChanger dummy(mi.base);
cell(0).metrics(mi);
dim.wid = std::max(cell(0).width(), cell(1).width()) + 4;
dim.asc = cell(1).ascent() + cell(0).height() + 4;
dim.des = cell(1).descent();
Dimension dim0;
cell(0).metrics(mi, dim0);
dim.wid = std::max(dim0.width(), dim1.width()) + 4;
dim.asc = dim1.ascent() + dim0.height() + 4;
dim.des = dim1.descent();
metricsMarkers(dim);
// Cache the inset dimension.
setDimCache(mi, dim);
@ -44,11 +46,13 @@ void InsetMathStackrel::metrics(MetricsInfo & mi, Dimension & dim) const
void InsetMathStackrel::draw(PainterInfo & pi, int x, int y) const
{
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.width() / 2;
int yo = y - cell(1).ascent() - cell(0).descent() - 1;
cell(1).draw(pi, m - cell(1).width() / 2, y);
int yo = y - dim1.ascent() - dim0.descent() - 1;
cell(1).draw(pi, m - dim1.width() / 2, y);
FracChanger dummy(pi.base);
cell(0).draw(pi, m - cell(0).width() / 2, yo);
cell(0).draw(pi, m - dim0.width() / 2, yo);
drawMarkers(pi, x, y);
}

18
src/mathed/InsetMathTFrac.cpp
View File

@ -37,11 +37,13 @@ Inset * InsetMathTFrac::clone() const
void InsetMathTFrac::metrics(MetricsInfo & mi, Dimension & dim) const
{
StyleChanger dummy(mi.base, LM_ST_SCRIPT);
cell(0).metrics(mi);
cell(1).metrics(mi);
dim.wid = std::max(cell(0).width(), cell(1).width()) + 2;
dim.asc = cell(0).height() + 2 + 5;
dim.des = cell(1).height() + 2 - 5;
Dimension dim0;
cell(0).metrics(mi, dim0);
Dimension dim1;
cell(1).metrics(mi, dim1);
dim.wid = std::max(dim0.width(), dim1.width()) + 2;
dim.asc = dim0.height() + 2 + 5;
dim.des = dim1.height() + 2 - 5;
// Cache the inset dimension.
setDimCache(mi, dim);
}
@ -51,9 +53,11 @@ void InsetMathTFrac::draw(PainterInfo & pi, int x, int y) const
{
StyleChanger dummy(pi.base, LM_ST_SCRIPT);
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, 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);
cell(0).draw(pi, m - dim0.width() / 2, y - dim0.descent() - 2 - 5);
cell(1).draw(pi, m - dim1.width() / 2, y + dim1.ascent() + 2 - 5);
pi.pain.line(x + 1, y - 5, x + dim.wid - 2, y - 5, Color::math);
setPosCache(pi, x, y);
}

20
src/mathed/InsetMathUnderset.cpp
View File

@ -28,12 +28,14 @@ Inset * InsetMathUnderset::clone() const
void InsetMathUnderset::metrics(MetricsInfo & mi, Dimension & dim) const
{
cell(1).metrics(mi);
Dimension dim1;
cell(1).metrics(mi, dim1);
FracChanger dummy(mi.base);
cell(0).metrics(mi);
dim.wid = std::max(cell(0).width(), cell(1).width()) + 4;
dim.asc = cell(1).ascent();
dim.des = cell(1).descent() + cell(0).height() + 4;
Dimension dim0;
cell(0).metrics(mi, dim0);
dim.wid = std::max(dim0.width(), dim1.width()) + 4;
dim.asc = dim1.ascent();
dim.des = dim1.descent() + dim0.height() + 4;
metricsMarkers(dim);
// Cache the inset dimension.
setDimCache(mi, dim);
@ -43,11 +45,13 @@ void InsetMathUnderset::metrics(MetricsInfo & mi, Dimension & dim) const
void InsetMathUnderset::draw(PainterInfo & pi, int x, int y) const
{
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;
int yo = y + cell(1).descent() + cell(0).ascent() + 1;
cell(1).draw(pi, m - cell(1).width() / 2, y);
int yo = y + dim1.descent() + dim0.ascent() + 1;
cell(1).draw(pi, m - dim1.width() / 2, y);
FracChanger dummy(pi.base);
cell(0).draw(pi, m - cell(0).width() / 2, yo);
cell(0).draw(pi, m - dim0.width() / 2, yo);
drawMarkers(pi, x, y);
}

15
src/mathed/InsetMathXArrow.cpp
View File

@ -36,11 +36,13 @@ Inset * InsetMathXArrow::clone() const
void InsetMathXArrow::metrics(MetricsInfo & mi, Dimension & dim) const
{
ScriptChanger dummy(mi.base);
cell(0).metrics(mi);
cell(1).metrics(mi);
dim.wid = std::max(cell(0).width(), cell(1).width()) + 10;
dim.asc = cell(0).height() + 10;
dim.des = cell(1).height();
Dimension dim0;
cell(0).metrics(mi, dim0);
Dimension dim1;
cell(1).metrics(mi, dim1);
dim.wid = std::max(dim0.width(), dim1.width()) + 10;
dim.asc = dim0.height() + 10;
dim.des = dim1.height();
metricsMarkers(dim);
// Cache the inset dimension.
setDimCache(mi, dim);
@ -51,7 +53,8 @@ void InsetMathXArrow::draw(PainterInfo & pi, int x, int y) const
{
ScriptChanger dummy(pi.base);
cell(0).draw(pi, x + 5, y - 10);
cell(1).draw(pi, x + 5, y + cell(1).height());
Dimension const & dim1 = cell(1).dimension(*pi.base.bv);
cell(1).draw(pi, x + 5, y + dim1.height());
Dimension const dim = dimension(*pi.base.bv);
mathed_draw_deco(pi, x + 1, y - 7, dim.wid - 2, 5, name_);
drawMarkers(pi, x, y);

10
src/mathed/InsetMathXYArrow.cpp
View File

@ -91,9 +91,9 @@ bool InsetMathXYArrow::metrics(MetricsInfo & mi) const
if (editing()) {
int w = mathed_string_width(mi.base.font, from_ascii("target: "));
width_ = w + max(cell(0).width(), cell(1).width());
ascent_ = cell(0).ascent();
descent_ = cell(0).descent() + cell(1).height() + 10;
width_ = w + max(dim0.width(), dim1.wid);
ascent_ = dim0.asc;
descent_ = dim0.des + dim1.height() + 10;
} else {
width_ = 0;
ascent_ = 0;
@ -120,9 +120,9 @@ void InsetMathXYArrow::draw(PainterInfo & pi, int x, int y) const
cell(0).draw(pi, x + lwid, y);
pi.base.text(x + 3, y, "target");
y += max(cell(0).descent(), ldes) + 5;
y += max(dim0.des, ldes) + 5;
y += max(cell(1).ascent(), lasc) + 5;
y += max(dim1.asc, lasc) + 5;
cell(1).draw(pi, x + lwid, y);
pi.base.text(x + 3, y, "label");

80
src/mathed/MathData.cpp
View File

@ -210,13 +210,6 @@ void MathData::touch() const
}
void MathData::metrics(MetricsInfo & mi, Dimension & dim) const
{
metrics(mi);
dim = dim_;
}
namespace {
bool isInside(DocIterator const & it, MathData const & ar,
@ -234,13 +227,13 @@ bool isInside(DocIterator const & it, MathData const & ar,
void MathData::metrics(MetricsInfo & mi) const
void MathData::metrics(MetricsInfo & mi, Dimension & dim) const
{
frontend::FontMetrics const & fm = theFontMetrics(mi.base.font);
dim_ = fm.dimension('I');
dim = fm.dimension('I');
int xascent = fm.dimension('x').ascent();
if (xascent >= dim_.asc)
xascent = (2 * dim_.asc) / 3;
if (xascent >= dim.asc)
xascent = (2 * dim.asc) / 3;
minasc_ = xascent;
mindes_ = (3 * xascent) / 4;
slevel_ = (4 * xascent) / 5;
@ -250,8 +243,8 @@ void MathData::metrics(MetricsInfo & mi) const
if (empty())
return;
dim_.asc = 0;
dim_.wid = 0;
dim.asc = 0;
dim.wid = 0;
Dimension d;
atom_dims_.clear();
//BufferView & bv = *mi.base.bv;
@ -273,7 +266,7 @@ void MathData::metrics(MetricsInfo & mi) const
tmpl.expand(args, exp);
mac->setExpansion(exp, args);
mac->metricsExpanded(mi, d);
dim_.wid += mac->widthExpanded();
dim.wid += mac->widthExpanded();
i += numargs;
continue;
}
@ -281,10 +274,12 @@ void MathData::metrics(MetricsInfo & mi) const
#endif
at->metrics(mi, d);
atom_dims_.push_back(d);
dim_ += d;
dim += d;
if (i == n - 1)
kerning_ = at->kerning();
}
// Cache the dimension.
mi.base.bv->coordCache().arrays().add(this, dim);
}
@ -294,15 +289,17 @@ void MathData::draw(PainterInfo & pi, int x, int y) const
BufferView & bv = *pi.base.bv;
setXY(bv, x, y);
Dimension const & dim = bv.coordCache().getArrays().dim(this);
if (empty()) {
pi.pain.rectangle(x, y - ascent(), width(), height(), Color::mathline);
pi.pain.rectangle(x, y - dim.ascent(), dim.width(), dim.height(), Color::mathline);
return;
}
// don't draw outside the workarea
if (y + descent() <= 0
|| y - ascent() >= bv.workHeight()
|| x + width() <= 0
if (y + dim.descent() <= 0
|| y - dim.ascent() >= bv.workHeight()
|| x + dim.width() <= 0
|| x >= bv. workWidth())
return;
@ -422,23 +419,7 @@ MathData::size_type MathData::x2pos(int targetx, int glue) const
int MathData::dist(BufferView const & bv, int x, int y) const
{
int xx = 0;
int yy = 0;
const int xo_ = xo(bv);
const int yo_ = yo(bv);
if (x < xo_)
xx = xo_ - x;
else if (x > xo_ + width())
xx = x - xo_ - width();
if (y < yo_ - ascent())
yy = yo_ - ascent() - y;
else if (y > yo_ + descent())
yy = y - yo_ - descent();
return xx + yy;
return bv.coordCache().getArrays().squareDistance(this, x, y);
}
@ -449,6 +430,33 @@ void MathData::setXY(BufferView & bv, int x, int y) const
}
Dimension const & MathData::dimension(BufferView const & bv) const
{
if (empty()) {
static Dimension dummy;
return dummy;
}
return bv.coordCache().getArrays().dim(this);
}
int MathData::xm(BufferView const & bv) const
{
Geometry const & g = bv.coordCache().getArrays().geometry(this);
return g.pos.x_ + g.dim.wid / 2;
}
int MathData::ym(BufferView const & bv) const
{
Geometry const & g = bv.coordCache().getArrays().geometry(this);
return g.pos.y_ + (g.dim.des - g.dim.asc) / 2;
}
int MathData::xo(BufferView const & bv) const
{
return bv.coordCache().getArrays().x(this);

22
src/mathed/MathData.h
View File

@ -103,11 +103,9 @@ public:
/// checked read access
MathAtom const & operator[](pos_type) const;
/// rebuild cached metrics information
void metrics(MetricsInfo & mi) const;
/// rebuild cached metrics information
void metrics(MetricsInfo & mi, Dimension & dim) const;
///
Dimension const & dimension(BufferView const &) const { return dim_; };
Dimension const & dimension(BufferView const &) const;
/// redraw cell using cache metrics information
void draw(PainterInfo & pi, int x, int y) const;
@ -123,9 +121,9 @@ public:
/// access to cached y coordinate of last drawing
int yo(BufferView const & bv) const;
/// access to cached x coordinate of mid point of last drawing
int xm(BufferView const & bv) const { return xo(bv) + dim_.wid / 2; }
int xm(BufferView const & bv) const;
/// access to cached y coordinate of mid point of last drawing
int ym(BufferView const & bv) const { return yo(bv) + (dim_.des - dim_.asc) / 2; }
int ym(BufferView const & bv) const;
/// write access to coordinate;
void setXY(BufferView & bv, int x, int y) const;
/// returns x coordinate of given position in the array
@ -140,18 +138,6 @@ public:
// assumes valid position and size cache
int dist(BufferView const & bv, int x, int y) const;
/// ascent of this cell above the baseline
int ascent() const { return dim_.asc; }
/// descent of this cell below the baseline
int descent() const { return dim_.des; }
/// height of the cell
int height() const { return dim_.asc + dim_.des; }
/// width of this cell
int width() const { return dim_.wid; }
/// dimensions of cell
Dimension const & dim() const { return dim_; }
/// dimensions of cell
void setDim(Dimension const & d) const { dim_ = d; }
/// minimum ascent offset for superscript
int minasc() const { return minasc_; }
/// minimum descent offset for subscript
@ -166,8 +152,6 @@ public:
void swap(MathData & ar) { base_type::swap(ar); }
protected:
/// cached dimensions of cell
mutable Dimension dim_;
/// cached values for super/subscript placement
mutable int minasc_;
mutable int mindes_;

17
src/mathed/MathMacro.cpp
View File

@ -129,9 +129,10 @@ void MathMacro::metrics(MetricsInfo & mi, Dimension & dim) const
int ww = mathed_string_width(font, from_ascii("#1: "));
for (idx_type i = 0; i < nargs(); ++i) {
MathData const & c = cell(i);
c.metrics(mi);
dim.wid = max(dim.wid, c.width() + ww);
dim.des += c.height() + 10;
Dimension dimc;
c.metrics(mi, dimc);
dim.wid = max(dim.wid, dimc.width() + ww);
dim.des += dimc.height() + 10;
}
editing_ = true;
} else {
@ -166,22 +167,24 @@ void MathMacro::draw(PainterInfo & pi, int x, int y) const
Font font = pi.base.font;
augmentFont(font, from_ascii("lyxtex"));
Dimension const dim = dimension(*pi.base.bv);
int h = y - dim.ascent() + 2 + tmpl_.ascent();
Dimension const & dim_tmpl = tmpl_.dimension(*pi.base.bv);
int h = y - dim.ascent() + 2 + dim_tmpl.ascent();
pi.pain.text(x + 3, h, name(), font);
int const w = mathed_string_width(font, name());
tmpl_.draw(pi, x + w + 12, h);
h += tmpl_.descent();
h += dim_tmpl.descent();
Dimension ldim;
docstring t = from_ascii("#1: ");
mathed_string_dim(font, t, ldim);
for (idx_type i = 0; i < nargs(); ++i) {
MathData const & c = cell(i);
h += max(c.ascent(), ldim.asc) + 5;
Dimension const & dimc = c.dimension(*pi.base.bv);
h += max(dimc.ascent(), ldim.asc) + 5;
c.draw(pi, x + ldim.wid, h);
char_type str[] = { '#', '1', ':', '\0' };
str[1] += static_cast<char_type>(i);
pi.pain.text(x + 3, h, str, font);
h += max(c.descent(), ldim.des) + 5;
h += max(dimc.descent(), ldim.des) + 5;
}
} else {
macro.lock();

16
src/mathed/MathMacroTemplate.cpp
View File

@ -115,13 +115,15 @@ void MathMacroTemplate::metrics(MetricsInfo & mi, Dimension & dim) const
if (lockMacro)
MacroTable::globalMacros().get(name_).lock();
cell(0).metrics(mi);
cell(1).metrics(mi);
Dimension dim0;
cell(0).metrics(mi, dim0);
Dimension dim1;
cell(1).metrics(mi, dim1);
docstring dp = prefix();
dim.wid = cell(0).width() + cell(1).width() + 20
dim.wid = dim0.width() + dim1.width() + 20
+ theFontMetrics(mi.base.font).width(dp);
dim.asc = std::max(cell(0).ascent(), cell(1).ascent()) + 7;
dim.des = std::max(cell(0).descent(), cell(1).descent()) + 7;
dim.asc = std::max(dim0.ascent(), dim1.ascent()) + 7;
dim.des = std::max(dim0.descent(), dim1.descent()) + 7;
if (lockMacro)
MacroTable::globalMacros().get(name_).unlock();
@ -169,8 +171,8 @@ void MathMacroTemplate::draw(PainterInfo & p, int x, int y) const
// FIXME: Painter text should retain the drawn text width
x += theFontMetrics(font).width(dp) + 6;
int const w0 = cell(0).width();
int const w1 = cell(1).width();
int const w0 = cell(0).dimension(*pi.base.bv).width();
int const w1 = cell(1).dimension(*pi.base.bv).width();
cell(0).draw(pi, x + 2, y + 1);
pi.pain.rectangle(x, y - dim.ascent() + 3,
w0 + 4, dim.height() - 6, Color::mathline);