X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FTextMetrics.cpp;h=8321b34ecadd030585ea06824e13f3dbfafbeb6b;hb=8c6ac457ecc69f57ab54cd8c9b8b7893607c65d6;hp=859f43a41dbfc61e5f0d9d5eb1c10584681d303f;hpb=f7b1c86393d890d5d473279d88e26bb78f8c1275;p=lyx.git

diff --git a/src/TextMetrics.cpp b/src/TextMetrics.cpp
index 859f43a41d..8321b34eca 100644
--- a/src/TextMetrics.cpp
+++ b/src/TextMetrics.cpp
@@ -24,11 +24,13 @@
 #include "buffer_funcs.h"
 #include "BufferParams.h"
 #include "BufferView.h"
-#include "Color.h"
+#include "CoordCache.h"
+#include "Cursor.h"
 #include "CutAndPaste.h"
-#include "debug.h"
+#include "support/debug.h"
 #include "FontIterator.h"
 #include "FuncRequest.h"
+#include "InsetList.h"
 #include "Layout.h"
 #include "Length.h"
 #include "LyXRC.h"
@@ -38,18 +40,18 @@
 #include "ParIterator.h"
 #include "rowpainter.h"
 #include "Text.h"
-#include "Undo.h"
+#include "TextClass.h"
 #include "VSpace.h"
 
+#include "mathed/MacroTable.h"
+#include "mathed/MathMacroTemplate.h"
+
 #include "frontends/FontMetrics.h"
 #include "frontends/Painter.h"
 
-#include <boost/current_function.hpp>
-
 using std::make_pair;
 using std::max;
 using std::min;
-using std::endl;
 using std::pair;
 
 namespace lyx {
@@ -155,17 +157,15 @@ pair<pit_type, ParagraphMetrics const *> TextMetrics::last() const
 }
 
 
-ParagraphMetrics & TextMetrics::parMetrics(pit_type pit,
-		bool redo)
+ParagraphMetrics & TextMetrics::parMetrics(pit_type pit, bool redo)
 {
 	ParMetricsCache::iterator pmc_it = par_metrics_.find(pit);
 	if (pmc_it == par_metrics_.end()) {
 		pmc_it = par_metrics_.insert(
 			make_pair(pit, ParagraphMetrics(text_->getPar(pit)))).first;
 	}
-	if (pmc_it->second.rows().empty() && redo) {
+	if (pmc_it->second.rows().empty() && redo)
 		redoParagraph(pit);
-	}
 	return pmc_it->second;
 }
 
@@ -174,7 +174,7 @@ int TextMetrics::parPosition(pit_type pit) const
 {
 	if (pit < par_metrics_.begin()->first)
 		return -1000000;
-	else if (pit > par_metrics_.rbegin()->first)
+	if (pit > par_metrics_.rbegin()->first)
 		return +1000000;
 
 	return par_metrics_[pit].position();
@@ -236,8 +236,8 @@ int TextMetrics::rightMargin(pit_type const pit) const
 void TextMetrics::applyOuterFont(Font & font) const
 {
 	Font lf(font_);
-	lf.reduce(bv_->buffer().params().getFont());
-	lf.realize(font);
+	lf.fontInfo().reduce(bv_->buffer().params().getFont().fontInfo());
+	lf.fontInfo().realize(font.fontInfo());
 	lf.setLanguage(font.language());
 	font = lf;
 }
@@ -262,21 +262,22 @@ Font TextMetrics::getDisplayFont(pit_type pit, pos_type pos) const
 			applyOuterFont(f);
 		bool lab = layout->labeltype == LABEL_MANUAL && pos < body_pos;
 
-		Font const & lf = lab ? layout->labelfont : layout->font;
-		Font rlf = lab ? layout->reslabelfont : layout->resfont;
+		FontInfo const & lf = lab ? layout->labelfont : layout->font;
+		FontInfo rlf = lab ? layout->reslabelfont : layout->resfont;
 		
 		// In case the default family has been customized
-		if (lf.family() == Font::INHERIT_FAMILY)
-			rlf.setFamily(params.getFont().family());
-		return f.realize(rlf);
+		if (lf.family() == INHERIT_FAMILY)
+			rlf.setFamily(params.getFont().fontInfo().family());
+		f.fontInfo().realize(rlf);
+		return f;
 	}
 
 	// The uncommon case need not be optimized as much
-	Font const & layoutfont = pos < body_pos ? 
+	FontInfo const & layoutfont = pos < body_pos ? 
 		layout->labelfont : layout->font;
 
 	Font font = par.getFontSettings(params, pos);
-	font.realize(layoutfont);
+	font.fontInfo().realize(layoutfont);
 
 	if (!text_->isMainText(buffer))
 		applyOuterFont(font);
@@ -285,10 +286,10 @@ Font TextMetrics::getDisplayFont(pit_type pit, pos_type pos) const
 	// NOTE: the cast to pit_type should be removed when pit_type
 	// changes to a unsigned integer.
 	if (pit < pit_type(pars.size()))
-		font.realize(outerFont(pit, pars));
+		font.fontInfo().realize(outerFont(pit, pars).fontInfo());
 
 	// Realize with the fonts of lesser depth.
-	font.realize(params.getFont());
+	font.fontInfo().realize(params.getFont().fontInfo());
 
 	return font;
 }
@@ -355,7 +356,6 @@ bool TextMetrics::redoParagraph(pit_type const pit)
 	pm.reset(par);
 
 	Buffer & buffer = bv_->buffer();
-	BufferParams const & bparams = buffer.params();
 	main_text_ = (text_ == &buffer.text());
 	bool changed = false;
 
@@ -367,11 +367,11 @@ bool TextMetrics::redoParagraph(pit_type const pit)
 	// when layout is set; when material is pasted.
 	int const moveCursor = par.checkBiblio(buffer.params().trackChanges);
 	if (moveCursor > 0)
-		const_cast<Cursor &>(bv_->cursor()).posRight();
+		const_cast<Cursor &>(bv_->cursor()).posForward();
 	else if (moveCursor < 0) {
 		Cursor & cursor = const_cast<Cursor &>(bv_->cursor());
 		if (cursor.pos() >= -moveCursor)
-			cursor.posLeft();
+			cursor.posBackward();
 	}
 
 	// Optimisation: this is used in the next two loops
@@ -382,15 +382,40 @@ bool TextMetrics::redoParagraph(pit_type const pit)
 	// FIXME: We should always use getFont(), see documentation of
 	// noFontChange() in Inset.h.
 	Font const bufferfont = buffer.params().getFont();
-	InsetList::const_iterator ii = par.insetlist.begin();
-	InsetList::const_iterator iend = par.insetlist.end();
+	MacroContext mc(buffer, par);
+	InsetList::const_iterator ii = par.insetList().begin();
+	InsetList::const_iterator iend = par.insetList().end();
 	for (; ii != iend; ++ii) {
+		// the macro must come here, _before_ the metric call, because
+		// the macro should see itself to detect recursions. To find out
+		// whether the macro definition is a redefinition it will look
+		// at the MacroData::redefinition_. So it doesn't get confused
+		// by the already existing macro definition of itself in the 
+		// macro context.
+		if (ii->inset->lyxCode() == MATHMACRO_CODE) {
+			// get macro data
+			MathMacroTemplate const & macroTemplate
+			= static_cast<MathMacroTemplate const &>(*ii->inset);
+
+			// valid?
+			if (macroTemplate.validMacro()) {
+				MacroData macro = macroTemplate.asMacroData();
+
+				// redefinition?
+				macro.setRedefinition(mc.has(macroTemplate.name()));
+
+				// register macro (possibly overwrite the previous one of this paragraph)
+				mc.insert(macroTemplate.name(), macro);
+			}
+		}
+
+		// do the metric calculation
 		Dimension dim;
 		int const w = max_width_ - leftMargin(max_width_, pit, ii->pos)
 			- right_margin;
 		Font const & font = ii->inset->noFontChange() ?
 			bufferfont : getDisplayFont(pit, ii->pos);
-		MetricsInfo mi(bv_, font, w);
+		MetricsInfo mi(bv_, font.fontInfo(), w, mc);
 		ii->inset->metrics(mi, dim);
 		Dimension const old_dim = pm.insetDimension(ii->inset);
 		pm.setInsetDimension(ii->inset, dim);
@@ -433,8 +458,8 @@ bool TextMetrics::redoParagraph(pit_type const pit)
 			// for the computeRowMetrics() below.
 			dim_.wid = max_width_;
 
+		dim = rowHeight(pit, first, end);
 		dim.wid = rowWidth(right_margin, pit, first, end);
-		boost::tie(dim.asc, dim.des) = rowHeight(pit, first, end);
 		if (row_index == pm.rows().size())
 			pm.rows().push_back(Row());
 		Row & row = pm.rows()[row_index];
@@ -448,7 +473,6 @@ bool TextMetrics::redoParagraph(pit_type const pit)
 		row.setDimension(dim);
 		int const max_row_width = max(dim_.wid, dim.wid);
 		computeRowMetrics(pit, row, max_row_width);
-		pm.computeRowSignature(row, bparams);
 		first = end;
 		++row_index;
 
@@ -462,9 +486,8 @@ bool TextMetrics::redoParagraph(pit_type const pit)
 	// Make sure that if a par ends in newline, there is one more row
 	// under it
 	if (first > 0 && par.isNewline(first - 1)) {
-		Dimension dim;
+		Dimension dim = rowHeight(pit, first, first);
 		dim.wid = rowWidth(right_margin, pit, first, first);
-		boost::tie(dim.asc, dim.des) = rowHeight(pit, first, first);
 		if (row_index == pm.rows().size())
 			pm.rows().push_back(Row());
 		Row & row = pm.rows()[row_index];
@@ -474,7 +497,6 @@ bool TextMetrics::redoParagraph(pit_type const pit)
 		row.setDimension(dim);
 		int const max_row_width = max(dim_.wid, dim.wid);
 		computeRowMetrics(pit, row, max_row_width);
-		pm.computeRowSignature(row, bparams);
 		pm.dim().des += dim.height();
 	}
 
@@ -490,9 +512,7 @@ bool TextMetrics::redoParagraph(pit_type const pit)
 void TextMetrics::computeRowMetrics(pit_type const pit,
 		Row & row, int width) const
 {
-
 	row.label_hfill = 0;
-	row.hfill = 0;
 	row.separator = 0;
 
 	Buffer & buffer = bv_->buffer();
@@ -532,12 +552,11 @@ void TextMetrics::computeRowMetrics(pit_type const pit,
 			row.label_hfill = labelFill(pit, row) / double(nlh);
 	}
 
-	// are there any hfills in the row?
-	int const nh = numberOfHfills(par, row);
-
-	if (nh) {
-		if (w > 0)
-			row.hfill = w / nh;
+	double hfill = 0;
+	if (w > 0) {
+		// are there any hfills in the row?
+		if (int nh = numberOfHfills(par, row))
+			hfill = w / double(nh);
 	// we don't have to look at the alignment if it is ALIGN_LEFT and
 	// if the row is already larger then the permitted width as then
 	// we force the LEFT_ALIGN'edness!
@@ -554,21 +573,19 @@ void TextMetrics::computeRowMetrics(pit_type const pit,
 		// The test on par.size() is to catch zero-size pars, which
 		// would trigger the assert in Paragraph::getInset().
 		//inset = par.size() ? par.getInset(row.pos()) : 0;
-		if (row.pos() < par.size()
-		    && par.isInset(row.pos()))
-		{
-		    switch(par.getInset(row.pos())->display()) {
-			case Inset::AlignLeft:
-				align = LYX_ALIGN_BLOCK;
-				break;
-			case Inset::AlignCenter:
-				align = LYX_ALIGN_CENTER;
-				break;
-                        case Inset::Inline:
-                        case Inset::AlignRight:
-                                // unchanged (use align)
-                                break;
-                    }
+		if (row.pos() < par.size() && par.isInset(row.pos())) {
+			switch(par.getInset(row.pos())->display()) {
+				case Inset::AlignLeft:
+					align = LYX_ALIGN_BLOCK;
+					break;
+				case Inset::AlignCenter:
+					align = LYX_ALIGN_CENTER;
+					break;
+				case Inset::Inline:
+				case Inset::AlignRight:
+					// unchanged (use align)
+					break;
+			}
 		}
 
 		switch (align) {
@@ -618,6 +635,30 @@ void TextMetrics::computeRowMetrics(pit_type const pit,
 				row.x += row.label_hfill;
 		}
 	}
+
+	pos_type const endpos = row.endpos();
+	pos_type body_pos = par.beginOfBody();
+	if (body_pos > 0
+		&& (body_pos > endpos || !par.isLineSeparator(body_pos - 1)))
+		body_pos = 0;
+
+	ParagraphMetrics & pm = par_metrics_[pit];
+	InsetList::const_iterator ii = par.insetList().begin();
+	InsetList::const_iterator iend = par.insetList().end();
+	for ( ; ii != iend; ++ii) {
+		if (ii->pos >= endpos || ii->pos < row.pos()
+			|| ii->inset->lyxCode() != HFILL_CODE)
+			continue;
+		Dimension dim = row.dimension();
+		if (pm.hfillExpansion(row, ii->pos))
+			dim.wid = int(ii->pos >= body_pos ?
+				max(hfill, 5.0) : row.label_hfill);
+		else
+			dim.wid = 5;
+		// Cache the inset dimension. 
+		bv_->coordCache().insets().add(ii->inset, dim);
+		pm.setInsetDimension(ii->inset, dim);
+	}
 }
 
 
@@ -651,10 +692,8 @@ int TextMetrics::labelFill(pit_type const pit, Row const & row) const
 }
 
 
-namespace {
-
 // this needs special handling - only newlines count as a break point
-pos_type addressBreakPoint(pos_type i, Paragraph const & par)
+static pos_type addressBreakPoint(pos_type i, Paragraph const & par)
 {
 	pos_type const end = par.size();
 
@@ -665,8 +704,6 @@ pos_type addressBreakPoint(pos_type i, Paragraph const & par)
 	return end;
 }
 
-};
-
 
 int TextMetrics::labelEnd(pit_type const pit) const
 {
@@ -737,7 +774,6 @@ pit_type TextMetrics::rowBreakPoint(int width, pit_type const pit,
 					point = i;
 				else
 					point = i + 1;
-
 			}
 			// exit on last registered breakpoint:
 			break;
@@ -825,7 +861,7 @@ int TextMetrics::rowWidth(int right_margin, pit_type const pit,
 }
 
 
-boost::tuple<int, int> TextMetrics::rowHeight(pit_type const pit, pos_type const first,
+Dimension TextMetrics::rowHeight(pit_type const pit, pos_type const first,
 		pos_type const end) const
 {
 	Paragraph const & par = text_->getPar(pit);
@@ -845,12 +881,12 @@ boost::tuple<int, int> TextMetrics::rowHeight(pit_type const pit, pos_type const
 	// often.
 	Buffer const & buffer = bv_->buffer();
 	Font font = getDisplayFont(pit, first);
-	Font::FONT_SIZE const tmpsize = font.size();
-	font = text_->getLayoutFont(buffer, pit);
-	Font::FONT_SIZE const size = font.size();
-	font.setSize(tmpsize);
+	FontSize const tmpsize = font.fontInfo().size();
+	font.fontInfo() = text_->getLayoutFont(buffer, pit);
+	FontSize const size = font.fontInfo().size();
+	font.fontInfo().setSize(tmpsize);
 
-	Font labelfont = text_->getLabelFont(buffer, par);
+	FontInfo labelfont = text_->getLabelFont(buffer, par);
 
 	FontMetrics const & labelfont_metrics = theFontMetrics(labelfont);
 	FontMetrics const & fontmetrics = theFontMetrics(font);
@@ -864,8 +900,8 @@ boost::tuple<int, int> TextMetrics::rowHeight(pit_type const pit, pos_type const
 
 	// insets may be taller
 	ParagraphMetrics const & pm = par_metrics_[pit];
-	InsetList::const_iterator ii = par.insetlist.begin();
-	InsetList::const_iterator iend = par.insetlist.end();
+	InsetList::const_iterator ii = par.insetList().begin();
+	InsetList::const_iterator iend = par.insetList().end();
 	for ( ; ii != iend; ++ii) {
 		Dimension const & dim = pm.insetDimension(ii->inset);
 		if (ii->pos >= first && ii->pos < end) {
@@ -879,11 +915,11 @@ boost::tuple<int, int> TextMetrics::rowHeight(pit_type const pit, pos_type const
 	// cosmetic error for now.
 	int labeladdon = 0;
 
-	Font::FONT_SIZE maxsize =
+	FontSize maxsize =
 		par.highestFontInRange(first, end, size);
-	if (maxsize > font.size()) {
+	if (maxsize > font.fontInfo().size()) {
 		// use standard paragraph font with the maximal size
-		Font maxfont = font;
+		FontInfo maxfont = font.fontInfo();
 		maxfont.setSize(maxsize);
 		FontMetrics const & maxfontmetrics = theFontMetrics(maxfont);
 		maxasc  = max(maxasc,  maxfontmetrics.maxAscent());
@@ -1012,7 +1048,7 @@ boost::tuple<int, int> TextMetrics::rowHeight(pit_type const pit, pos_type const
 			maxdesc += 20;
 	}
 
-	return boost::make_tuple(maxasc + labeladdon, maxdesc);
+	return Dimension(0, maxasc + labeladdon, maxdesc);
 }
 
 
@@ -1030,7 +1066,6 @@ pos_type TextMetrics::getColumnNearX(pit_type const pit,
 	int const xo = origin_.x_;
 	x -= xo;
 	Paragraph const & par = text_->getPar(pit);
-	ParagraphMetrics const & pm = par_metrics_[pit];
 	Bidi bidi;
 	bidi.computeTables(par, buffer, row);
 
@@ -1067,19 +1102,9 @@ pos_type TextMetrics::getColumnNearX(pit_type const pit,
 				tmpx -= singleWidth(pit, body_pos - 1);
 		}
 
-		if (pm.hfillExpansion(row, c)) {
-			tmpx += singleWidth(pit, c);
-			if (c >= body_pos)
-				tmpx += row.hfill;
-			else
-				tmpx += row.label_hfill;
-		} else if (par.isSeparator(c)) {
-			tmpx += singleWidth(pit, c);
-			if (c >= body_pos)
+		tmpx += singleWidth(pit, c);
+		if (par.isSeparator(c) && c >= body_pos)
 				tmpx += row.separator;
-		} else {
-			tmpx += singleWidth(pit, c);
-		}
 		++vc;
 	}
 
@@ -1204,13 +1229,10 @@ void TextMetrics::newParMetricsUp()
 pit_type TextMetrics::getPitNearY(int y)
 {
 	BOOST_ASSERT(!text_->paragraphs().empty());
-	LYXERR(Debug::DEBUG)
-		<< BOOST_CURRENT_FUNCTION
-		<< ": y: " << y << " cache size: " << par_metrics_.size()
-		<< endl;
+	LYXERR(Debug::DEBUG, "y: " << y << " cache size: " << par_metrics_.size());
 
 	// look for highest numbered paragraph with y coordinate less than given y
-	pit_type pit = 0;
+	pit_type pit = -1;
 	int yy = -1;
 	ParMetricsCache::const_iterator it = par_metrics_.begin();
 	ParMetricsCache::const_iterator et = par_metrics_.end();
@@ -1218,44 +1240,37 @@ pit_type TextMetrics::getPitNearY(int y)
 
 	ParagraphMetrics const & pm = it->second;
 
-	// If we are off-screen (before the visible part)
-	if (y < 0
-		// and even before the first paragraph in the cache.
-		&& y < it->second.position() - int(pm.ascent())) {
-		//  and we are not at the first paragraph in the inset.
+	if (y < it->second.position() - int(pm.ascent())) {
+		// We are looking for a position that is before the first paragraph in
+		// the cache (which is in priciple off-screen, that is before the
+		// visible part.
 		if (it->first == 0)
+			// We are already at the first paragraph in the inset.
 			return 0;
-		// then this is the paragraph we are looking for.
+		// OK, this is the paragraph we are looking for.
 		pit = it->first - 1;
-		// rebreak it and update the CoordCache.
-		redoParagraph(pit);
-		par_metrics_[pit].setPosition(it->second.position() - pm.descent());
+		newParMetricsUp();
 		return pit;
 	}
 
 	ParagraphMetrics const & pm_last = par_metrics_[last->first];
 
-	// If we are off-screen (after the visible part)
-	if (y > bv_->workHeight()
-		// and even after the first paragraph in the cache.
-		&& y >= last->second.position() + int(pm_last.descent())) {
+	if (y >= last->second.position() + int(pm_last.descent())) {
+		// We are looking for a position that is after the last paragraph in
+		// the cache (which is in priciple off-screen, that is before the
+		// visible part.
 		pit = last->first + 1;
-		//  and we are not at the last paragraph in the inset.
 		if (pit == int(text_->paragraphs().size()))
+			//  We are already at the last paragraph in the inset.
 			return last->first;
-		// then this is the paragraph we are looking for.
-		// rebreak it and update the CoordCache.
-		redoParagraph(pit);
-		par_metrics_[pit].setPosition(last->second.position() + pm_last.ascent());
+		// OK, this is the paragraph we are looking for.
+		newParMetricsDown();
 		return pit;
 	}
 
 	for (; it != et; ++it) {
-		LYXERR(Debug::DEBUG)
-			<< BOOST_CURRENT_FUNCTION
-			<< "  examining: pit: " << it->first
-			<< " y: " << it->second.position()
-			<< endl;
+		LYXERR(Debug::DEBUG, "examining: pit: " << it->first
+			<< " y: " << it->second.position());
 
 		ParagraphMetrics const & pm = par_metrics_[it->first];
 
@@ -1265,10 +1280,7 @@ pit_type TextMetrics::getPitNearY(int y)
 		}
 	}
 
-	LYXERR(Debug::DEBUG)
-		<< BOOST_CURRENT_FUNCTION
-		<< ": found best y: " << yy << " for pit: " << pit
-		<< endl;
+	LYXERR(Debug::DEBUG, "found best y: " << yy << " for pit: " << pit);
 
 	return pit;
 }
@@ -1295,7 +1307,7 @@ Row const & TextMetrics::getRowNearY(int y, pit_type pit) const
 Inset * TextMetrics::editXY(Cursor & cur, int x, int y)
 {
 	if (lyxerr.debugging(Debug::WORKAREA)) {
-		lyxerr << "TextMetrics::editXY(cur, " << x << ", " << y << ")" << std::endl;
+		LYXERR0("TextMetrics::editXY(cur, " << x << ", " << y << ")");
 		cur.bv().coordCache().dump();
 	}
 	pit_type pit = getPitNearY(y);
@@ -1357,12 +1369,8 @@ void TextMetrics::setCursorFromCoordinates(Cursor & cur, int const x, int const
 	ParagraphMetrics const & pm = par_metrics_[pit];
 
 	int yy = pm.position() - pm.ascent();
-	LYXERR(Debug::DEBUG)
-		<< BOOST_CURRENT_FUNCTION
-		<< ": x: " << x
-		<< " y: " << y
-		<< " pit: " << pit
-		<< " yy: " << yy << endl;
+	LYXERR(Debug::DEBUG, "x: " << x << " y: " << y <<
+		" pit: " << pit << " yy: " << yy);
 
 	int r = 0;
 	BOOST_ASSERT(pm.rows().size());
@@ -1375,21 +1383,13 @@ void TextMetrics::setCursorFromCoordinates(Cursor & cur, int const x, int const
 
 	Row const & row = pm.rows()[r];
 
-	LYXERR(Debug::DEBUG)
-		<< BOOST_CURRENT_FUNCTION
-		<< ": row " << r
-		<< " from pos: " << row.pos()
-		<< endl;
+	LYXERR(Debug::DEBUG, "row " << r << " from pos: " << row.pos());
 
 	bool bound = false;
 	int xx = x;
 	pos_type const pos = row.pos() + getColumnNearX(pit, row, xx, bound);
 
-	LYXERR(Debug::DEBUG)
-		<< BOOST_CURRENT_FUNCTION
-		<< ": setting cursor pit: " << pit
-		<< " pos: " << pos
-		<< endl;
+	LYXERR(Debug::DEBUG, "setting cursor pit: " << pit << " pos: " << pos);
 
 	text_->setCursor(cur, pit, pos, true, bound);
 	// remember new position.
@@ -1406,51 +1406,36 @@ Inset * TextMetrics::checkInsetHit(int x, int y)
 	Paragraph const & par = text_->paragraphs()[pit];
 	ParagraphMetrics const & pm = par_metrics_[pit];
 
-	LYXERR(Debug::DEBUG)
-		<< BOOST_CURRENT_FUNCTION
-		<< ": x: " << x
-		<< " y: " << y
-		<< "  pit: " << pit
-		<< endl;
-	InsetList::const_iterator iit = par.insetlist.begin();
-	InsetList::const_iterator iend = par.insetlist.end();
+	LYXERR(Debug::DEBUG, "x: " << x << " y: " << y << "  pit: " << pit);
+
+	InsetList::const_iterator iit = par.insetList().begin();
+	InsetList::const_iterator iend = par.insetList().end();
 	for (; iit != iend; ++iit) {
 		Inset * inset = iit->inset;
 
-		LYXERR(Debug::DEBUG)
-			<< BOOST_CURRENT_FUNCTION
-			<< ": examining inset " << inset << endl;
+		LYXERR(Debug::DEBUG, "examining inset " << inset);
 
 		if (!bv_->coordCache().getInsets().has(inset)) {
-			LYXERR(Debug::DEBUG)
-				<< BOOST_CURRENT_FUNCTION
-				<< ": inset has no cached position" << endl;
+			LYXERR(Debug::DEBUG, "inset has no cached position");
 			return 0;
 		}
 
 		Dimension const & dim = pm.insetDimension(inset);
 		Point p = bv_->coordCache().getInsets().xy(inset);
 
-		LYXERR(Debug::DEBUG)
-			<< BOOST_CURRENT_FUNCTION
-			<< ": xo: " << p.x_ << "..." << p.x_ + dim.wid
-			<< " yo: " << p.y_ - dim.asc << "..." << p.y_ + dim.des
-			<< endl;
+		LYXERR(Debug::DEBUG, "xo: " << p.x_ << "..." << p.x_ + dim.wid
+			<< " yo: " << p.y_ - dim.asc << "..." << p.y_ + dim.des);
 
 		if (x >= p.x_
 			&& x <= p.x_ + dim.wid
 			&& y >= p.y_ - dim.asc
 			&& y <= p.y_ + dim.des) {
-			LYXERR(Debug::DEBUG)
-				<< BOOST_CURRENT_FUNCTION
-				<< ": Hit inset: " << inset << endl;
+			LYXERR(Debug::DEBUG, "Hit inset: " << inset);
 			return inset;
 		}
 	}
 
-	LYXERR(Debug::DEBUG)
-		<< BOOST_CURRENT_FUNCTION
-		<< ": No inset hit. " << endl;
+	LYXERR(Debug::DEBUG, "No inset hit. ");
 	return 0;
 }
 
@@ -1537,9 +1522,7 @@ int TextMetrics::cursorX(CursorSlice const & sl,
 
 		x += pm.singleWidth(pos, font);
 
-		if (pm.hfillExpansion(row, pos))
-			x += (pos >= body_pos) ? row.hfill : row.label_hfill;
-		else if (par.isSeparator(pos) && pos >= body_pos)
+		if (par.isSeparator(pos) && pos >= body_pos)
 			x += row.separator;
 	}
 
@@ -1592,7 +1575,7 @@ void TextMetrics::cursorPrevious(Cursor & cur)
 		// simplest solution is to move to the previous row instead.
 		cur.dispatch(FuncRequest(cur.selection()? LFUN_UP_SELECT: LFUN_UP));
 
-	finishUndo();
+	cur.finishUndo();
 	cur.updateFlags(Update::Force | Update::FitCursor);
 }
 
@@ -1612,7 +1595,7 @@ void TextMetrics::cursorNext(Cursor & cur)
 		cur.dispatch(
 			FuncRequest(cur.selection()? LFUN_DOWN_SELECT: LFUN_DOWN));
 
-	finishUndo();
+	cur.finishUndo();
 	cur.updateFlags(Update::Force | Update::FitCursor);
 }
 
@@ -1655,8 +1638,8 @@ void TextMetrics::deleteLineForward(Cursor & cur)
 {
 	BOOST_ASSERT(text_ == cur.text());
 	if (cur.lastpos() == 0) {
-		// Paragraph is empty, so we just go to the right
-		text_->cursorRight(cur);
+		// Paragraph is empty, so we just go forward
+		text_->cursorForward(cur);
 	} else {
 		cur.resetAnchor();
 		cur.selection() = true; // to avoid deletion
@@ -1742,7 +1725,7 @@ int TextMetrics::leftMargin(int max_width,
 	    && pit > 0 && pars[pit - 1].layout()->nextnoindent)
 		parindent.erase();
 
-	Font const labelfont = text_->getLabelFont(buffer, par);
+	FontInfo const labelfont = text_->getLabelFont(buffer, par);
 	FontMetrics const & labelfont_metrics = theFontMetrics(labelfont);
 
 	switch (layout->margintype) {
@@ -1867,7 +1850,6 @@ int TextMetrics::singleWidth(pit_type pit, pos_type pos) const
 }
 
 
-// only used for inset right now. should also be used for main text
 void TextMetrics::draw(PainterInfo & pi, int x, int y) const
 {
 	if (par_metrics_.empty())
@@ -1893,73 +1875,72 @@ void TextMetrics::draw(PainterInfo & pi, int x, int y) const
 
 void TextMetrics::drawParagraph(PainterInfo & pi, pit_type pit, int x, int y) const
 {
-//	lyxerr << "  paintPar: pit: " << pit << " at y: " << y << endl;
-	int const ww = bv_->workHeight();
-
+	BufferParams const & bparams = bv_->buffer().params();
 	ParagraphMetrics const & pm = par_metrics_[pit];
 	if (pm.rows().empty())
 		return;
 
-	RowList::const_iterator const rb = pm.rows().begin();
-	RowList::const_iterator const re = pm.rows().end();
-
 	Bidi bidi;
+	bool const original_drawing_state = pi.pain.isDrawingEnabled();
+	int const ww = bv_->workHeight();
+	size_t const nrows = pm.rows().size();
+
+	for (size_t i = 0; i != nrows; ++i) {
 
-	y -= rb->ascent();
-	for (RowList::const_iterator rit = rb; rit != re; ++rit) {
-		y += rit->ascent();
+		Row const & row = pm.rows()[i];
+		if (i)
+			y += row.ascent();
 
-		bool const inside = (y + rit->descent() >= 0
-			&& y - rit->ascent() < ww);
-		// it is not needed to draw on screen if we are not inside.
-		pi.pain.setDrawingEnabled(inside);
-		RowPainter rp(pi, *text_, pit, *rit, bidi, x, y);
+		bool const inside = (y + row.descent() >= 0
+			&& y - row.ascent() < ww);
+		// It is not needed to draw on screen if we are not inside.
+		pi.pain.setDrawingEnabled(inside && original_drawing_state);
+		RowPainter rp(pi, *text_, pit, row, bidi, x, y);
 
 		// Row signature; has row changed since last paint?
-		bool row_has_changed = rit->changed();
+		row.setCrc(pm.computeRowSignature(row, bparams));
+		bool row_has_changed = row.changed();
 		
-		bool row_selection = rit->sel_beg != -1 && rit->sel_end != -1;
-
-		if (!row_selection && !pi.full_repaint && !row_has_changed) {
-			// Paint the only the insets if the text itself is
+		// Don't paint the row if a full repaint has not been requested
+		// and if it has not changed.
+		if (!pi.full_repaint && !row_has_changed) {
+			// Paint only the insets if the text itself is
 			// unchanged.
 			rp.paintOnlyInsets();
-			y += rit->descent();
+			y += row.descent();
 			continue;
 		}
 
-		// Paint the row if a full repaint has been requested or it has
-		// changed.
-		// Clear background of this row
-		// (if paragraph background was not cleared)
-		if (row_selection || (!pi.full_repaint && row_has_changed)) {
-			pi.pain.fillRectangle(x, y - rit->ascent(),
-				width(), rit->height(),
-				Color_color(Color::color(pi.background_color)));
+		// Clear background of this row if paragraph background was not
+		// already cleared because of a full repaint.
+		if (!pi.full_repaint && row_has_changed) {
+			pi.pain.fillRectangle(x, y - row.ascent(),
+				width(), row.height(), pi.background_color);
 		}
+
+		bool row_selection = row.sel_beg != -1 && row.sel_end != -1;
 		if (row_selection) {
 			DocIterator beg = bv_->cursor().selectionBegin();
 			DocIterator end = bv_->cursor().selectionEnd();
+			bool const beg_margin = beg.pit() < pit && i == 0;
+			bool const end_margin = end.pit() > pit && i == nrows - 1;
 			beg.pit() = pit;
-			beg.pos() = rit->sel_beg;
-			if (pit == end.pit()) {
-				end.pos() = rit->sel_end;
-			} else {
-				end.pit() = pit + 1;
-				end.pos() = 0;
-			}
-			drawSelection(pi, beg, end, x);
+			beg.pos() = row.sel_beg;
+			end.pit() = pit;
+			end.pos() = row.sel_end;
+			drawRowSelection(pi, x, row, beg, end, beg_margin, end_margin);
 		}
 
 		// Instrumentation for testing row cache (see also
 		// 12 lines lower):
-		if (lyxerr.debugging(Debug::PAINTING)) {
-			if (text_->isMainText(bv_->buffer()))
-				LYXERR(Debug::PAINTING) << "\n{" << inside <<
-				pi.full_repaint << row_has_changed << "}";
-			else
-				LYXERR(Debug::PAINTING) << "[" << inside <<
-				pi.full_repaint << row_has_changed << "]";
+		if (lyxerr.debugging(Debug::PAINTING) && inside
+			&& (row_selection || pi.full_repaint || row_has_changed)) {
+				std::string const foreword = text_->isMainText(bv_->buffer()) ?
+					"main text redraw " : "inset text redraw: ";
+			LYXERR(Debug::PAINTING, foreword << "pit=" << pit << " row=" << i
+				<< " row_selection="	<< row_selection
+				<< " full_repaint="	<< pi.full_repaint
+				<< " row_has_changed="	<< row_has_changed);
 		}
 
 		// Backup full_repaint status and force full repaint
@@ -1969,78 +1950,19 @@ void TextMetrics::drawParagraph(PainterInfo & pi, pit_type pit, int x, int y) co
 		rp.paintAppendix();
 		rp.paintDepthBar();
 		rp.paintChangeBar();
-		if (rit == rb)
+		if (i == 0)
 			rp.paintFirst();
 		rp.paintText();
-		if (rit + 1 == re)
+		if (i == nrows - 1)
 			rp.paintLast();
-		y += rit->descent();
+		y += row.descent();
 		// Restore full_repaint status.
 		pi.full_repaint = tmp;
 	}
 	// Re-enable screen drawing for future use of the painter.
-	pi.pain.setDrawingEnabled(true);
-
-	//LYXERR(Debug::PAINTING) << "." << endl;
-}
-
-
-// FIXME: only take care of one row!
-void TextMetrics::drawSelection(PainterInfo & pi,
-	DocIterator const & beg, DocIterator const & end, int x) const
-{
-	ParagraphMetrics const & pm1 = parMetrics(beg.pit());
-	ParagraphMetrics const & pm2 = parMetrics(end.pit());
-	Row const & row1 = pm1.getRow(beg.pos(), beg.boundary());
-	Row const & row2 = pm2.getRow(end.pos(), end.boundary());
-
-	// clip above
-	int middleTop;
-	bool const clipAbove = (bv_->cursorStatus(beg) == CUR_ABOVE);
-	if (clipAbove)
-		middleTop = 0;
-	else
-		middleTop = bv_->getPos(beg, beg.boundary()).y_ + row1.descent();
-	
-	// clip below
-	int middleBottom;
-	bool const clipBelow = (bv_->cursorStatus(end) == CUR_BELOW);
-	if (clipBelow)
-		middleBottom = bv_->workHeight();
-	else
-		middleBottom = bv_->getPos(end, end.boundary()).y_ - row2.ascent();
-
-	// start and end in the same line?
-	if (!clipAbove && !clipBelow && &row1 == &row2)
-		// then only draw this row's selection
-		drawRowSelection(pi, x, row1, beg, end, false, false);
-	else {
-		if (!clipAbove) {
-			// get row end
-			DocIterator begRowEnd = beg;
-			begRowEnd.pos() = row1.endpos();
-			begRowEnd.boundary(true);
-			
-			// draw upper rectangle
-			drawRowSelection(pi, x, row1, beg, begRowEnd, false, true);
-		}
-			
-		if (middleTop < middleBottom) {
-			// draw middle rectangle
-			pi.pain.fillRectangle(x, middleTop, width(), middleBottom - middleTop,
-				Color::selection);
-		}
+	pi.pain.setDrawingEnabled(original_drawing_state);
 
-		if (!clipBelow) {
-			// get row begin
-			DocIterator endRowBeg = end;
-			endRowBeg.pos() = row2.pos();
-			endRowBeg.boundary(false);
-			
-			// draw low rectangle
-			drawRowSelection(pi, x, row2, endRowBeg, end, true, false);
-		}
-	}
+	//LYXERR(Debug::PAINTING, ".");
 }
 
 
@@ -2058,16 +1980,16 @@ void TextMetrics::drawRowSelection(PainterInfo & pi, int x, Row const & row,
 	// draw the margins
 	if (drawOnBegMargin) {
 		if (text_->isRTL(buffer, beg.paragraph()))
-			pi.pain.fillRectangle(x + x1, y1, width() - x1, y2 - y1, Color::selection);
+			pi.pain.fillRectangle(x + x1, y1, width() - x1, y2 - y1, Color_selection);
 		else
-			pi.pain.fillRectangle(x, y1, x1, y2 - y1, Color::selection);
+			pi.pain.fillRectangle(x, y1, x1, y2 - y1, Color_selection);
 	}
 	
 	if (drawOnEndMargin) {
 		if (text_->isRTL(buffer, beg.paragraph()))
-			pi.pain.fillRectangle(x, y1, x2, y2 - y1, Color::selection);
+			pi.pain.fillRectangle(x, y1, x2, y2 - y1, Color_selection);
 		else
-			pi.pain.fillRectangle(x + x2, y1, width() - x2, y2 - y1, Color::selection);
+			pi.pain.fillRectangle(x + x2, y1, width() - x2, y2 - y1, Color_selection);
 	}
 	
 	// if we are on a boundary from the beginning, it's probably
@@ -2080,9 +2002,9 @@ void TextMetrics::drawRowSelection(PainterInfo & pi, int x, Row const & row,
 	while (cur < end) {
 		bool drawNow = false;
 		
-		// simplified cursorRight code below which does not
+		// simplified cursorForward code below which does not
 		// descend into insets and which does not go into the
-		// next line. Compare the logic with the original cursorRight
+		// next line. Compare the logic with the original cursorForward
 		
 		// if left of boundary -> just jump to right side
 		// but for RTL boundaries don't, because: abc|DDEEFFghi -> abcDDEEF|Fghi
@@ -2111,7 +2033,7 @@ void TextMetrics::drawRowSelection(PainterInfo & pi, int x, Row const & row,
 		if (!(cur < end) || drawNow) {
 			x2 = cursorX(cur.top(), cur.boundary());
 			pi.pain.fillRectangle(x + min(x1,x2), y1, abs(x2 - x1), y2 - y1,
-				Color::selection);
+				Color_selection);
 			
 			// reset x1, so it is set again next round (which will be on the 
 			// right side of a boundary or at the selection end)
@@ -2131,7 +2053,7 @@ void TextMetrics::drawRowSelection(PainterInfo & pi, int x, Row const & row,
 
 int defaultRowHeight()
 {
-	return int(theFontMetrics(Font(Font::ALL_SANE)).maxHeight() *  1.2);
+	return int(theFontMetrics(sane_font).maxHeight() *  1.2);
 }
 
 } // namespace lyx