X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Fmathed%2FInsetMathHull.cpp;h=0f7e9a85df7fbd1b39362121b8f326772999a8f9;hb=ebe6612e2661f49dcfae6103f056c27afd47751f;hp=2916bb2ea0fc1a1ddd97c5991792350bf4f8f282;hpb=de786bfcdf739822fe4c21847735c54140cf84f4;p=lyx.git

diff --git a/src/mathed/InsetMathHull.cpp b/src/mathed/InsetMathHull.cpp
index 2916bb2ea0..0f7e9a85df 100644
--- a/src/mathed/InsetMathHull.cpp
+++ b/src/mathed/InsetMathHull.cpp
@@ -15,7 +15,6 @@
 #include "InsetMathChar.h"
 #include "InsetMathColor.h"
 #include "InsetMathFrac.h"
-#include "InsetMathGrid.h"
 #include "InsetMathNest.h"
 #include "InsetMathScript.h"
 #include "MathExtern.h"
@@ -36,13 +35,14 @@
 #include "LaTeXFeatures.h"
 #include "LyXRC.h"
 #include "MacroTable.h"
-#include "MathMacro.h"
-#include "MathMacroTemplate.h"
+#include "InsetMathMacro.h"
+#include "InsetMathMacroTemplate.h"
 #include "MetricsInfo.h"
 #include "output_xhtml.h"
 #include "Paragraph.h"
 #include "ParIterator.h"
 #include "sgml.h"
+#include "TexRow.h"
 #include "TextClass.h"
 #include "TextPainter.h"
 #include "TocBackend.h"
@@ -59,11 +59,12 @@
 #include "frontends/Painter.h"
 
 #include "support/convert.h"
-#include "support/lassert.h"
 #include "support/debug.h"
-#include "support/filetools.h"
 #include "support/gettext.h"
+#include "support/filetools.h"
+#include "support/lassert.h"
 #include "support/lstrings.h"
+#include "support/RefChanger.h"
 
 #include <sstream>
 
@@ -107,7 +108,7 @@ namespace {
 	size_t firstRelOp(MathData const & ar)
 	{
 		for (MathData::const_iterator it = ar.begin(); it != ar.end(); ++it)
-			if ((*it)->isMathRel())
+			if ((*it)->mathClass() == MC_REL)
 				return it - ar.begin();
 		return ar.size();
 	}
@@ -119,7 +120,38 @@ namespace {
 	}
 
 
-} // end anon namespace
+	// writes a preamble for underlined or struck out math display
+	void writeMathdisplayPreamble(WriteStream & os)
+	{
+		if (os.strikeoutMath()) {
+			if (os.ulemCmd() == WriteStream::UNDERLINE)
+				os << "\\raisebox{-\\belowdisplayshortskip}{"
+				      "\\lyxmathsout{\\parbox[b]{\\linewidth}{";
+			else
+				os << "\\lyxmathsout{\\parbox{\\linewidth}{";
+		} else if (os.ulemCmd() == WriteStream::UNDERLINE)
+			os << "\\raisebox{-\\belowdisplayshortskip}{"
+			      "\\parbox[b]{\\linewidth}{";
+		else if (os.ulemCmd() == WriteStream::STRIKEOUT)
+			os << "\\parbox{\\linewidth}{";
+	}
+
+
+	// writes a postamble for underlined or struck out math display
+	void writeMathdisplayPostamble(WriteStream & os)
+	{
+		if (os.strikeoutMath()) {
+			if (os.ulemCmd() == WriteStream::UNDERLINE)
+				os << "}";
+			os << "}}\\\\\n";
+		} else if (os.ulemCmd() == WriteStream::UNDERLINE)
+			os << "}}\\\\\n";
+		else if (os.ulemCmd() == WriteStream::STRIKEOUT)
+			os << "}\\\\\n";
+	}
+
+
+} // namespace
 
 
 HullType hullType(docstring const & s)
@@ -248,7 +280,7 @@ void InsetMathHull::setBuffer(Buffer & buffer)
 namespace {
 	const char * counters_to_save[] = {"section", "chapter"};
 	unsigned int const numcnts = sizeof(counters_to_save)/sizeof(char *);
-}
+} // namespace
 
 
 void InsetMathHull::updateBuffer(ParIterator const & it, UpdateType utype)
@@ -284,8 +316,12 @@ void InsetMathHull::updateBuffer(ParIterator const & it, UpdateType utype)
 				counter_map[eqstr] = cnts.value(eqstr);
 			for (size_t i = 0; i != label_.size(); ++i) {
 				if (numbered(i)) {
-					cnts.step(eqstr, utype);
-					numbers_[i] = cnts.theCounter(eqstr, lang);
+					Paragraph const & par = it.paragraph();
+					if (!par.isDeleted(it.pos())) {
+						cnts.step(eqstr, utype);
+						numbers_[i] = cnts.theCounter(eqstr, lang);
+					} else
+						numbers_[i] = from_ascii("#");
 				} else
 					numbers_[i] = empty_docstring();
 			}
@@ -303,7 +339,7 @@ void InsetMathHull::updateBuffer(ParIterator const & it, UpdateType utype)
 
 
 void InsetMathHull::addToToc(DocIterator const & pit, bool output_active,
-							 UpdateType utype) const
+							 UpdateType utype, TocBackend & backend) const
 {
 	if (!buffer_) {
 		//FIXME: buffer_ should be set at creation for this inset! Problem is
@@ -312,15 +348,42 @@ void InsetMathHull::addToToc(DocIterator const & pit, bool output_active,
 		return;
 	}
 
-	shared_ptr<Toc> toc = buffer().tocBackend().toc("equation");
-
+	TocBuilder & b = backend.builder("equation");
+	// compute first and last item
+	row_type first = nrows();
+	for (row_type row = 0; row != nrows(); ++row)
+		if (numbered(row)) {
+			first = row;
+			break;
+		}
+	if (first == nrows())
+		// no equation
+		return;
+	row_type last = nrows() - 1;
+	for (; last != 0; --last)
+		if (numbered(last))
+			break;
+	// add equation numbers
+	b.pushItem(pit, docstring(), output_active);
+	if (first != last)
+		b.argumentItem(bformat(from_ascii("(%1$s-%2$s)"),
+		                       numbers_[first], numbers_[last]));
 	for (row_type row = 0; row != nrows(); ++row) {
 		if (!numbered(row))
 			continue;
 		if (label_[row])
-			label_[row]->addToToc(pit, output_active, utype);
-		toc->push_back(TocItem(pit, 0, nicelabel(row), output_active));
+			label_[row]->addToToc(pit, output_active, utype, backend);
+		docstring label = nicelabel(row);
+		if (first == last)
+			// this is the only equation
+			b.argumentItem(label);
+		else {
+			// insert as sub-items
+			b.pushItem(pit, label, output_active);
+			b.pop();
+		}
 	}
+	b.pop();
 }
 
 
@@ -483,14 +546,12 @@ void InsetMathHull::metrics(MetricsInfo & mi, Dimension & dim) const
 			if (display())
 				dim.des += displayMargin();
 		}
-		// Cache the inset dimension.
-		setDimCache(mi, dim);
 		return;
 	}
 
-	// FIXME: Changing the same object repeatedly is inefficient.
 	Changer dummy1 = mi.base.changeFontSet(standardFont());
-	Changer dummy2 = mi.base.changeStyle(display() ? LM_ST_DISPLAY : LM_ST_TEXT);
+	Changer dummy2 = mi.base.font.changeStyle(display() ? LM_ST_DISPLAY
+	                                                    : LM_ST_TEXT);
 
 	// let the cells adjust themselves
 	InsetMathGrid::metrics(mi, dim);
@@ -501,26 +562,18 @@ void InsetMathHull::metrics(MetricsInfo & mi, Dimension & dim) const
 	}
 
 	if (numberedType()) {
-		Changer dummy = mi.base.changeFontSet("mathbf");
+		Changer dummy = mi.base.changeFontSet("mathrm");
 		int l = 0;
 		for (row_type row = 0; row < nrows(); ++row)
 			l = max(l, mathed_string_width(mi.base.font, nicelabel(row)));
 
 		if (l)
-			dim.wid += 30 + l;
+			// Value was hardcoded to 30 pixels
+			dim.wid += Length(0.3, Length::IN).inPixels(mi.base) + l;
 	}
 
-	if (type_ == hullRegexp)
-		dim.wid += 2;
-	// make it at least as high as the current font
-	int asc = 0;
-	int des = 0;
-	math_font_max_dim(mi.base.font, asc, des);
-	dim.asc = max(dim.asc, asc);
-	dim.des = max(dim.des, des);
-	// Cache the inset dimension.
-	// FIXME: This will overwrite InsetMathGrid dimension, is that OK?
-	setDimCache(mi, dim);
+	// reserve some space for marker.
+	dim.wid += 2;
 }
 
 
@@ -543,6 +596,25 @@ ColorCode InsetMathHull::backgroundColor(PainterInfo const & pi) const
 }
 
 
+void InsetMathHull::drawMarkers(PainterInfo & pi, int x, int y) const
+{
+	ColorCode pen_color = mouseHovered(pi.base.bv) || editing(pi.base.bv)?
+		Color_mathframe : Color_mathcorners;
+	// If the corners have the same color as the background, do not paint them.
+	if (lcolor.getX11Name(Color_mathbg) == lcolor.getX11Name(pen_color))
+		return;
+
+	Inset::drawMarkers(pi, x, y);
+	Dimension const dim = dimension(*pi.base.bv);
+	int const t = x + dim.width() - 1;
+	int const a = y - dim.ascent();
+	pi.pain.line(x, a + 3, x, a, pen_color);
+	pi.pain.line(t, a + 3, t, a, pen_color);
+	pi.pain.line(x, a, x + 3, a, pen_color);
+	pi.pain.line(t - 3, a, t, a, pen_color);
+}
+
+
 void InsetMathHull::drawBackground(PainterInfo & pi, int x, int y) const
 {
 	Dimension const dim = dimension(*pi.base.bv);
@@ -561,13 +633,15 @@ void InsetMathHull::draw(PainterInfo & pi, int x, int y) const
 	BufferView const * const bv = pi.base.bv;
 	Dimension const dim = dimension(*bv);
 
-	if (type_ == hullRegexp) {
-		pi.pain.rectangle(x + 1, y - dim.ascent() + 1,
-			dim.width() - 2, dim.height() - 2, Color_regexpframe);
-	}
+	if (type_ == hullRegexp)
+		pi.pain.rectangle(x + 2, y - dim.ascent() + 1,
+		                  dim.width() - 3, dim.height() - 2, Color_regexpframe);
 
 	if (previewState(bv)) {
-		// FIXME CT this
+		// Do not draw change tracking cue if taken care of by RowPainter
+		// already.
+		Changer dummy = !canPaintChange(*bv) ? make_change(pi.change_, Change())
+			: Changer();
 		if (previewTooSmall(dim)) {
 			// we have an extra frame
 			preview_->draw(pi, x + ERROR_FRAME_WIDTH, y);
@@ -575,33 +649,52 @@ void InsetMathHull::draw(PainterInfo & pi, int x, int y) const
 			// one pixel gap in front
 			preview_->draw(pi, x + 1, y);
 		}
-		setPosCache(pi, x, y);
 		return;
 	}
 
 	ColorCode color = pi.selected && lyxrc.use_system_colors
 				? Color_selectiontext : standardColor();
 	bool const really_change_color = pi.base.font.color() == Color_none;
-	Changer dummy0 = pi.base.font.changeColor(color, really_change_color);
+	Changer dummy0 = really_change_color ? pi.base.font.changeColor(color)
+		: Changer();
 	Changer dummy1 = pi.base.changeFontSet(standardFont());
-	Changer dummy2 = pi.base.changeStyle(display() ? LM_ST_DISPLAY : LM_ST_TEXT);
+	Changer dummy2 = pi.base.font.changeStyle(display() ? LM_ST_DISPLAY
+	                                                    : LM_ST_TEXT);
+
+	int xmath = x;
+	BufferParams::MathNumber const math_number = buffer().params().getMathNumber();
+	if (numberedType() && math_number == BufferParams::LEFT) {
+		Changer dummy = pi.base.changeFontSet("mathrm");
+		int l = 0;
+		for (row_type row = 0; row < nrows(); ++row)
+			l = max(l, mathed_string_width(pi.base.font, nicelabel(row)));
 
-	InsetMathGrid::draw(pi, x + 1, y);
+		if (l)
+			// Value was hardcoded to 30 pixels
+			xmath += Length(0.3, Length::IN).inPixels(pi.base) + l;
+	}
+
+	InsetMathGrid::draw(pi, xmath + 1, y);
+	drawMarkers(pi, x, y);
 
 	if (numberedType()) {
-		int const xx = x + colinfo_.back().offset_ + colinfo_.back().width_ + 20;
+		Changer dummy = pi.base.changeFontSet("mathrm");
 		for (row_type row = 0; row < nrows(); ++row) {
 			int const yy = y + rowinfo_[row].offset_;
-			Changer dummy = pi.base.changeFontSet("mathrm");
 			docstring const nl = nicelabel(row);
-			pi.draw(xx, yy, nl);
+			if (math_number == BufferParams::LEFT)
+				pi.draw(x, yy, nl);
+			else {
+				int l = mathed_string_width(pi.base.font, nl);
+				pi.draw(x + dim.wid - l, yy, nl);
+			}
 		}
 	}
+
 	// drawing change line
 	if (canPaintChange(*bv))
 		pi.change_.paintCue(pi, x + 1, y + 1 - dim.asc,
 		                    x + dim.wid, y + dim.des);
-	setPosCache(pi, x, y);
 }
 
 
@@ -611,8 +704,7 @@ void InsetMathHull::metricsT(TextMetricsInfo const & mi, Dimension & dim) const
 		InsetMathGrid::metricsT(mi, dim);
 	} else {
 		odocstringstream os;
-		TexRow texrow(false);
-		otexrowstream ots(os,texrow);
+		otexrowstream ots(os);
 		WriteStream wi(ots, false, true, WriteStream::wsDefault);
 		write(wi);
 		dim.wid = os.str().size();
@@ -628,8 +720,7 @@ void InsetMathHull::drawT(TextPainter & pain, int x, int y) const
 		InsetMathGrid::drawT(pain, x, y);
 	} else {
 		odocstringstream os;
-		TexRow texrow(false);
-		otexrowstream ots(os,texrow);
+		otexrowstream ots(os);
 		WriteStream wi(ots, false, true, WriteStream::wsDefault);
 		write(wi);
 		pain.draw(x, y, os.str().c_str());
@@ -648,8 +739,7 @@ static docstring latexString(InsetMathHull const & inset)
 	static Encoding const * encoding = 0;
 	if (inset.isBufferValid())
 		encoding = &(inset.buffer().params().encoding());
-	TexRow texrow(false);
-	otexrowstream ots(ls,texrow);
+	otexrowstream ots(ls);
 	WriteStream wi(ots, false, true, WriteStream::wsPreview, encoding);
 	inset.write(wi);
 	return ls.str();
@@ -678,8 +768,8 @@ void InsetMathHull::usedMacros(MathData const & md, DocIterator const & pos,
 	MacroNameSet::iterator const end = macros.end();
 
 	for (size_t i = 0; i < md.size(); ++i) {
-		MathMacro const * mi = md[i].nucleus()->asMacro();
-		MathMacroTemplate const * mt = md[i].nucleus()->asMacroTemplate();
+		InsetMathMacro const * mi = md[i].nucleus()->asMacro();
+		InsetMathMacroTemplate const * mt = md[i].nucleus()->asMacroTemplate();
 		InsetMathScript const * si = md[i].nucleus()->asScriptInset();
 		InsetMathFracBase const * fi = md[i].nucleus()->asFracBaseInset();
 		InsetMathGrid const * gi = md[i].nucleus()->asGridInset();
@@ -768,7 +858,7 @@ void InsetMathHull::preparePreview(DocIterator const & pos,
 		endfont += '}';
 	}
 	if (lsize != "normalsize" && !prefixIs(lsize, "error"))
-		setfont += from_ascii("\\" + lsize + '\n'); 
+		setfont += from_ascii("\\" + lsize + '\n');
 
 	docstring setcnt;
 	if (forexport && haveNumbers()) {
@@ -898,6 +988,29 @@ bool InsetMathHull::ams() const
 }
 
 
+bool InsetMathHull::outerDisplay() const
+{
+	switch (type_) {
+	case hullEquation:
+	case hullEqnArray:
+	case hullAlign:
+	case hullFlAlign:
+	case hullGather:
+	case hullMultline:
+		return true;
+	case hullNone:
+	case hullSimple:
+	case hullAlignAt:
+	case hullXAlignAt:
+	case hullXXAlignAt:
+	case hullUnknown:
+	case hullRegexp:
+		break;
+	}
+	return false;
+}
+
+
 Inset::DisplayType InsetMathHull::display() const
 {
 	switch (type_) {
@@ -915,12 +1028,31 @@ Inset::DisplayType InsetMathHull::display() const
 	case hullEquation:
 	case hullMultline:
 	case hullGather:
-		return AlignCenter;
+		if (buffer().params().is_math_indent)
+			return AlignLeft;
+		else
+			return AlignCenter;
 	}
 	// avoid warning
 	return AlignCenter;
 }
 
+
+int InsetMathHull::indent(BufferView const & bv) const
+{
+	// FIXME: set this in the textclass. This value is what the article class uses.
+	static Length default_indent(2.5, Length::EM);
+	if (display() != Inline && buffer().params().is_math_indent) {
+		Length const & len = buffer().params().getMathIndent();
+		if (len.empty())
+			return bv.inPixels(default_indent);
+		else
+			return bv.inPixels(len);
+	} else
+		return Inset::indent(bv);
+}
+
+
 bool InsetMathHull::numberedType() const
 {
 	switch (type_) {
@@ -955,14 +1087,17 @@ void InsetMathHull::validate(LaTeXFeatures & features) const
 
 		if (type_ == hullRegexp) {
 			features.require("color");
-			string frcol = lcolor.getLaTeXName(Color_regexpframe);
-			string bgcol = "white";
+			docstring frcol = from_utf8(lcolor.getLaTeXName(Color_regexpframe));
+			docstring bgcol = from_ascii("white");
 			features.addPreambleSnippet(
-				string("\\newcommand{\\regexp}[1]{\\fcolorbox{")
-				+ frcol + string("}{")
-				+ bgcol + string("}{\\ensuremath{\\mathtt{#1}}}}"));
+				"\\newcommand{\\regexp}[1]{\\fcolorbox{"
+				+ frcol + "}{"
+				+ bgcol + "}{\\ensuremath{\\mathtt{#1}}}}");
 			features.addPreambleSnippet(
-				string("\\newcommand{\\endregexp}{}"));
+				from_ascii("\\newcommand{\\endregexp}{}"));
+		} else if (outerDisplay() && features.inDeletedInset()
+			   && !features.mustProvide("ct-dvipost")) {
+				features.require("ct-tikz-math-sout");
 		}
 
 		// Validation is necessary only if not using AMS math.
@@ -994,6 +1129,8 @@ void InsetMathHull::header_write(WriteStream & os) const
 		break;
 
 	case hullSimple:
+		if (os.ulemCmd())
+			os << "\\mbox{";
 		os << '$';
 		os.startOuterRow();
 		if (cell(0).empty())
@@ -1001,6 +1138,7 @@ void InsetMathHull::header_write(WriteStream & os) const
 		break;
 
 	case hullEquation:
+		writeMathdisplayPreamble(os);
 		os << "\n";
 		os.startOuterRow();
 		if (n)
@@ -1014,6 +1152,7 @@ void InsetMathHull::header_write(WriteStream & os) const
 	case hullFlAlign:
 	case hullGather:
 	case hullMultline:
+		writeMathdisplayPreamble(os);
 		os << "\n";
 		os.startOuterRow();
 		os << "\\begin{" << hullName(type_) << star(n) << "}\n";
@@ -1058,6 +1197,8 @@ void InsetMathHull::footer_write(WriteStream & os) const
 
 	case hullSimple:
 		os << '$';
+		if (os.ulemCmd())
+			os << "}";
 		break;
 
 	case hullEquation:
@@ -1067,15 +1208,22 @@ void InsetMathHull::footer_write(WriteStream & os) const
 			os << "\\end{equation" << star(n) << "}\n";
 		else
 			os << "\\]\n";
+		writeMathdisplayPostamble(os);
 		break;
 
 	case hullEqnArray:
 	case hullAlign:
 	case hullFlAlign:
-	case hullAlignAt:
-	case hullXAlignAt:
 	case hullGather:
 	case hullMultline:
+		os << "\n";
+		os.startOuterRow();
+		os << "\\end{" << hullName(type_) << star(n) << "}\n";
+		writeMathdisplayPostamble(os);
+		break;
+
+	case hullAlignAt:
+	case hullXAlignAt:
 		os << "\n";
 		os.startOuterRow();
 		os << "\\end{" << hullName(type_) << star(n) << "}\n";
@@ -1888,7 +2036,7 @@ bool allowDisplayMath(Cursor const & cur)
 	return tmpcur.getStatus(cmd, status) && status.enabled();
 }
 
-}
+} // namespace
 
 
 bool InsetMathHull::getStatus(Cursor & cur, FuncRequest const & cmd,
@@ -2023,9 +2171,24 @@ bool InsetMathHull::getStatus(Cursor & cur, FuncRequest const & cmd,
 	default:
 		return InsetMathGrid::getStatus(cur, cmd, status);
 	}
+}
+
+
+int InsetMathHull::leftMargin() const
+{
+	return (getType() == hullSimple) ? 0 : InsetMathGrid::leftMargin();
+}
+
 
-	// This cannot really happen, but inserted to shut-up gcc
-	return InsetMathGrid::getStatus(cur, cmd, status);
+int InsetMathHull::rightMargin() const
+{
+	return (getType() == hullSimple) ? 0 : InsetMathGrid::rightMargin();
+}
+
+
+int InsetMathHull::border() const
+{
+	return (getType() == hullSimple) ? 0 : InsetMathGrid::border();
 }
 
 
@@ -2101,7 +2264,7 @@ void InsetMathHull::revealCodes(Cursor & cur) const
 	if (!cur.inMathed())
 		return;
 	odocstringstream os;
-	cur.info(os);
+	cur.info(os, false);
 	cur.message(os.str());
 /*
 	// write something to the minibuffer
@@ -2179,8 +2342,7 @@ bool InsetMathHull::searchForward(BufferView * bv, string const & str,
 void InsetMathHull::write(ostream & os) const
 {
 	odocstringstream oss;
-	TexRow texrow(false);
-	otexrowstream ots(oss,texrow);
+	otexrowstream ots(oss);
 	WriteStream wi(ots, false, false, WriteStream::wsDefault);
 	oss << "Formula ";
 	write(wi);
@@ -2223,8 +2385,7 @@ int InsetMathHull::plaintext(odocstringstream & os,
 	}
 
 	odocstringstream oss;
-	TexRow texrow(false);
-	otexrowstream ots(oss,texrow);
+	otexrowstream ots(oss);
 	Encoding const * const enc = encodings.fromLyXName("utf8");
 	WriteStream wi(ots, false, true, WriteStream::wsDefault, enc);
 
@@ -2266,8 +2427,7 @@ int InsetMathHull::docbook(odocstream & os, OutputParams const & runparams) cons
 	++ms.tab(); ms.cr(); ms.os() << '<' << bname << '>';
 
 	odocstringstream ls;
-	TexRow texrow;
-	otexstream ols(ls, texrow);
+	otexstream ols(ls);
 	if (runparams.flavor == OutputParams::XML) {
 		ms << MTag("alt role='tex' ");
 		// Workaround for db2latex: db2latex always includes equations with
@@ -2285,7 +2445,7 @@ int InsetMathHull::docbook(odocstream & os, OutputParams const & runparams) cons
 	} else {
 		ms << MTag("alt role='tex'");
 		latex(ols, runparams);
-		res = texrow.rows();
+		res = ols.texrow().rows();
 		ms << from_utf8(subst(subst(to_utf8(ls.str()), "&", "&amp;"), "<", "&lt;"));
 		ms << ETag("alt");
 	}
@@ -2534,8 +2694,7 @@ docstring InsetMathHull::xhtml(XHTMLStream & xs, OutputParams const & op) const
 		// Unfortunately, we cannot use latexString() because we do not want
 		// $...$ or whatever.
 		odocstringstream ls;
-		TexRow texrow(false);
-		otexrowstream ots(ls,texrow);
+		otexrowstream ots(ls);
 		WriteStream wi(ots, false, true, WriteStream::wsPreview);
 		ModeSpecifier specifier(wi, MATH_MODE);
 		mathAsLatex(wi);