#include "InsetMathFont.h"
#include "InsetMathScript.h"
#include "MacroTable.h"
-#include "MathMacro.h"
+#include "InsetMathMacro.h"
#include "MathStream.h"
#include "MathSupport.h"
#include "MetricsInfo.h"
MathData::MathData(Buffer * buf, const_iterator from, const_iterator to)
: base_type(from, to), minasc_(0), mindes_(0), slevel_(0),
- sshift_(0), kerning_(0), buffer_(buf)
+ sshift_(0), buffer_(buf)
{}
+void MathData::setBuffer(Buffer & b)
+{
+ buffer_ = &b;
+ for (MathAtom & at : *this)
+ at.nucleus()->setBuffer(b);
+}
+
+
MathAtom & MathData::operator[](pos_type pos)
{
LBUFERR(pos < size());
}
-void MathData::touch() const
-{
-}
-
-
bool MathData::addToMathRow(MathRow & mrow, MetricsInfo & mi) const
{
bool has_contents = false;
#endif
-void MathData::metrics(MetricsInfo & mi, Dimension & dim) const
+void MathData::metrics(MetricsInfo & mi, Dimension & dim, bool tight) const
{
frontend::FontMetrics const & fm = theFontMetrics(mi.base.font);
- dim = fm.dimension('I');
- int xascent = fm.dimension('x').ascent();
- if (xascent >= dim.asc)
- xascent = (2 * dim.asc) / 3;
+ BufferView * bv = mi.base.bv;
+ int const Iascent = fm.dimension('I').ascent();
+ int xascent = fm.xHeight();
+ if (xascent >= Iascent)
+ xascent = (2 * Iascent) / 3;
minasc_ = xascent;
mindes_ = (3 * xascent) / 4;
slevel_ = (4 * xascent) / 5;
sshift_ = xascent / 4;
MathRow mrow(mi, this);
- mrow_cache_[mi.base.bv] = mrow;
mrow.metrics(mi, dim);
- kerning_ = mrow.kerning(mi.base.bv);
- // Cache the dimension.
- mi.base.bv->coordCache().arrays().add(this, dim);
+ // Set a minimal ascent/descent for the cell
+ if (tight)
+ // FIXME: this is the minimal ascent seen empirically, check
+ // what the TeXbook says.
+ dim.asc = max(dim.asc, fm.xHeight());
+ else {
+ dim.asc = max(dim.asc, fm.maxAscent());
+ dim.des = max(dim.des, fm.maxDescent());
+ }
+
+ // This is one of the the few points where the drawing font is known,
+ // so that we can set the caret vertical dimensions.
+ mrow.caret_ascent = min(dim.asc, fm.maxAscent());
+ mrow.caret_descent = min(dim.des, fm.maxDescent());
+ /// do the same for math cells linearized in the row
+ MathRow caret_row = MathRow(mrow.caret_ascent, mrow.caret_descent);
+ for (auto const & e : mrow)
+ if (e.type == MathRow::BEGIN && e.ar)
+ bv->setMathRow(e.ar, caret_row);
+
+ // Cache row and dimension.
+ bv->setMathRow(this, mrow);
+ bv->coordCache().arrays().add(this, dim);
}
void MathData::draw(PainterInfo & pi, int const x, int const y) const
{
//lyxerr << "MathData::draw: x: " << x << " y: " << y << endl;
- BufferView & bv = *pi.base.bv;
- setXY(bv, x, y);
-
- Dimension const & dim = bv.coordCache().getArrays().dim(this);
-
- // don't draw outside the workarea
- if (y + dim.descent() <= 0
- || y - dim.ascent() >= bv.workHeight()
- || x + dim.width() <= 0
- || x >= bv. workWidth())
- return;
+ setXY(*pi.base.bv, x, y);
drawSelection(pi, x, y);
- MathRow const & mrow = mrow_cache_[pi.base.bv];
+ MathRow const & mrow = pi.base.bv->mathRow(this);
mrow.draw(pi, x, y);
}
}
+int MathData::kerning(BufferView const * bv) const
+{
+ return bv->mathRow(this).kerning(bv);
+}
+
+
void MathData::updateBuffer(ParIterator const & it, UpdateType utype)
{
// pass down
// If we are editing a macro, we cannot update it immediately,
// otherwise wrong undo steps will be recorded (bug 6208).
InsetMath const * inmath = cur ? cur->inset().asInsetMath() : 0;
- MathMacro const * inmacro = inmath ? inmath->asMacro() : 0;
+ InsetMathMacro const * inmacro = inmath ? inmath->asMacro() : 0;
docstring const edited_name = inmacro ? inmacro->name() : docstring();
// go over the array and look for macros
for (size_t i = 0; i < size(); ++i) {
- MathMacro * macroInset = operator[](i).nucleus()->asMacro();
+ InsetMathMacro * macroInset = operator[](i).nucleus()->asMacro();
if (!macroInset || macroInset->macroName().empty()
|| macroInset->macroName()[0] == '^'
|| macroInset->macroName()[0] == '_'
|| (macroInset->name() == edited_name
&& macroInset->displayMode() ==
- MathMacro::DISPLAY_UNFOLDED))
+ InsetMathMacro::DISPLAY_UNFOLDED))
continue;
// get macro
}
// store old and compute new display mode
- MathMacro::DisplayMode newDisplayMode;
- MathMacro::DisplayMode oldDisplayMode = macroInset->displayMode();
+ InsetMathMacro::DisplayMode newDisplayMode;
+ InsetMathMacro::DisplayMode oldDisplayMode = macroInset->displayMode();
newDisplayMode = macroInset->computeDisplayMode();
// arity changed or other reason to detach?
- if (oldDisplayMode == MathMacro::DISPLAY_NORMAL
+ if (oldDisplayMode == InsetMathMacro::DISPLAY_NORMAL
&& (macroInset->arity() != macroNumArgs
|| macroInset->optionals() != macroOptionals
- || newDisplayMode == MathMacro::DISPLAY_UNFOLDED))
+ || newDisplayMode == InsetMathMacro::DISPLAY_UNFOLDED))
detachMacroParameters(cur, i);
// the macro could have been copied while resizing this
macroInset = operator[](i).nucleus()->asMacro();
// Cursor in \label?
- if (newDisplayMode != MathMacro::DISPLAY_UNFOLDED
- && oldDisplayMode == MathMacro::DISPLAY_UNFOLDED) {
+ if (newDisplayMode != InsetMathMacro::DISPLAY_UNFOLDED
+ && oldDisplayMode == InsetMathMacro::DISPLAY_UNFOLDED) {
// put cursor in front of macro
if (cur) {
int macroSlice = cur->find(macroInset);
macroInset->setDisplayMode(newDisplayMode);
// arity changed?
- if (newDisplayMode == MathMacro::DISPLAY_NORMAL
+ if (newDisplayMode == InsetMathMacro::DISPLAY_NORMAL
&& (macroInset->arity() != macroNumArgs
|| macroInset->optionals() != macroOptionals)) {
// is it a virgin macro which was never attached to parameters?
bool fromInitToNormalMode
- = (oldDisplayMode == MathMacro::DISPLAY_INIT
- || oldDisplayMode == MathMacro::DISPLAY_INTERACTIVE_INIT)
- && newDisplayMode == MathMacro::DISPLAY_NORMAL;
+ = (oldDisplayMode == InsetMathMacro::DISPLAY_INIT
+ || oldDisplayMode == InsetMathMacro::DISPLAY_INTERACTIVE_INIT)
+ && newDisplayMode == InsetMathMacro::DISPLAY_NORMAL;
// if the macro was entered interactively (i.e. not by paste or during
// loading), it should not be greedy, but the cursor should
// automatically jump into the macro when behind
- bool interactive = (oldDisplayMode == MathMacro::DISPLAY_INTERACTIVE_INIT);
+ bool interactive = (oldDisplayMode == InsetMathMacro::DISPLAY_INTERACTIVE_INIT);
// attach parameters
attachMacroParameters(cur, i, macroNumArgs, macroOptionals,
void MathData::detachMacroParameters(DocIterator * cur, const size_type macroPos)
{
- MathMacro * macroInset = operator[](macroPos).nucleus()->asMacro();
+ InsetMathMacro * macroInset = operator[](macroPos).nucleus()->asMacro();
// We store this now, because the inset pointer will be invalidated in the scond loop below
size_t const optionals = macroInset->optionals();
const int macroOptionals, const bool fromInitToNormalMode,
const bool interactiveInit, const size_t appetite)
{
- MathMacro * macroInset = operator[](macroPos).nucleus()->asMacro();
+ InsetMathMacro * macroInset = operator[](macroPos).nucleus()->asMacro();
// start at atom behind the macro again, maybe with some new arguments
// from the detach phase above, to add them back into the macro inset
}
// put cursor in argument again
- if (thisSlice != - 1 && thisPos == int(pos)) {
+ // Note: The first two expressions on the first line are
+ // equivalent (see caller), but making this explicit pleases
+ // coverity.
+ if (cur && thisSlice != -1 && thisPos == int(pos)) {
cur->append(params.size() - 1, argPos);
cur->append(argSlices);
(*cur)[thisSlice].pos() = macroPos;