-/* This file is part of
- * ======================================================
+/**
+ * \file src/text.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
*
- * LyX, The Document Processor
+ * \author Asger Alstrup
+ * \author Lars Gullik Bjønnes
+ * \author Jean-Marc Lasgouttes
+ * \author John Levon
+ * \author André Pönitz
+ * \author Dekel Tsur
+ * \author Jürgen Vigna
*
- * Copyright 1995 Matthias Ettrich
- * Copyright 1995-2001 The LyX Team.
- *
- * ====================================================== */
+ * Full author contact details are available in file CREDITS.
+ */
#include <config.h>
#include "lyxtext.h"
-#include "lyxrow.h"
-#include "paragraph.h"
-#include "gettext.h"
-#include "bufferparams.h"
+
#include "buffer.h"
+#include "bufferparams.h"
+#include "BufferView.h"
#include "debug.h"
-#include "intl.h"
-#include "lyxrc.h"
+#include "dispatchresult.h"
#include "encoding.h"
-#include "frontends/LyXView.h"
-#include "frontends/Painter.h"
-#include "frontends/font_metrics.h"
-#include "frontends/screen.h"
-#include "frontends/WorkArea.h"
-#include "bufferview_funcs.h"
-#include "BufferView.h"
+#include "funcrequest.h"
+#include "gettext.h"
#include "language.h"
+#include "LColor.h"
+#include "lyxlength.h"
+#include "lyxrc.h"
+#include "lyxrow.h"
+#include "lyxrow_funcs.h"
+#include "metricsinfo.h"
+#include "paragraph.h"
+#include "paragraph_funcs.h"
#include "ParagraphParameters.h"
-#include "undo_funcs.h"
+#include "rowpainter.h"
#include "text_funcs.h"
+#include "undo.h"
+#include "vspace.h"
#include "WordLangTuple.h"
-#include "paragraph_funcs.h"
-#include "rowpainter.h"
-#include "lyxrow_funcs.h"
-#include "metricsinfo.h"
+
+#include "frontends/font_metrics.h"
+#include "frontends/LyXView.h"
#include "insets/insettext.h"
-#include "support/textutils.h"
-#include "support/LAssert.h"
#include "support/lstrings.h"
+#include "support/textutils.h"
+
+using bv_funcs::number;
-#include <algorithm>
+using lyx::pos_type;
+using lyx::word_location;
-using namespace lyx::support;
+using lyx::support::contains;
+using lyx::support::lowercase;
+using lyx::support::uppercase;
using std::max;
-using std::min;
using std::endl;
-using std::pair;
-
-using lyx::pos_type;
-using lyx::word_location;
+using std::string;
-using namespace bv_funcs;
/// top, right, bottom pixel margin
extern int const PAPER_MARGIN = 20;
/// left margin
extern int const LEFT_MARGIN = PAPER_MARGIN + CHANGEBAR_MARGIN;
+
+
int bibitemMaxWidth(BufferView *, LyXFont const &);
-BufferView * LyXText::bv()
+namespace {
+
+unsigned int maxParagraphWidth(ParagraphList const & plist)
{
- Assert(bv_owner != 0);
- return bv_owner;
+ unsigned int width = 0;
+ ParagraphList::const_iterator pit = plist.begin();
+ ParagraphList::const_iterator end = plist.end();
+ for (; pit != end; ++pit)
+ width = std::max(width, pit->width);
+ return width;
}
+} // namespace anon
-BufferView * LyXText::bv() const
+
+BufferView * LyXText::bv()
{
- Assert(bv_owner != 0);
+ BOOST_ASSERT(bv_owner != 0);
return bv_owner;
}
-void LyXText::updateRowPositions()
+double LyXText::spacing(Paragraph const & par) const
{
- RowList::iterator rit = rows().begin();
- RowList::iterator rend = rows().end();
- for (int y = 0; rit != rend ; ++rit) {
- rit->y(y);
- y += rit->height();
- }
+ if (par.params().spacing().isDefault())
+ return bv()->buffer()->params().spacing().getValue();
+ return par.params().spacing().getValue();
}
-int LyXText::top_y() const
+BufferView * LyXText::bv() const
{
- if (anchor_row_ == rowlist_.end())
- return 0;
-
- return anchor_row_->y() + anchor_row_offset_;
+ BOOST_ASSERT(bv_owner != 0);
+ return bv_owner;
}
-void LyXText::top_y(int newy)
+void LyXText::updateRowPositions()
{
- if (rows().empty())
- return;
-
- if (isInInset()) {
- anchor_row_ = rows().begin();
- anchor_row_offset_ = newy;
- return;
- }
-
- lyxerr[Debug::GUI] << "setting top y = " << newy << endl;
-
- int y = newy;
- RowList::iterator rit = getRowNearY(y);
-
- if (rit == anchor_row_ && anchor_row_offset_ == newy - y) {
- lyxerr[Debug::GUI] << "top_y to same value, skipping update" << endl;
- return;
+ ParagraphList::iterator pit = ownerParagraphs().begin();
+ ParagraphList::iterator end = ownerParagraphs().end();
+ for (height = 0; pit != end; ++pit) {
+ pit->y = height;
+ height += pit->height;
}
-
- anchor_row_ = rit;
- anchor_row_offset_ = newy - y;
- lyxerr[Debug::GUI] << "changing reference to row: " << &*anchor_row_
- << " offset: " << anchor_row_offset_ << endl;
-}
-
-
-void LyXText::anchor_row(RowList::iterator rit)
-{
- int old_y = top_y();
- anchor_row_offset_ = 0;
- anchor_row_ = rit;
- anchor_row_offset_ = old_y - top_y();
- lyxerr[Debug::GUI] << "anchor_row(): changing reference to row: "
- << &*anchor_row_ << " offset: "
- << anchor_row_offset_ << endl;
}
int LyXText::getRealCursorX() const
{
int x = cursor.x();
- if (the_locking_inset && (the_locking_inset->getLyXText(bv())!= this))
+ if (the_locking_inset && the_locking_inset->getLyXText(bv()) != this)
x = the_locking_inset->getLyXText(bv())->getRealCursorX();
return x;
}
-#warning FIXME This function seems to belong outside of LyxText.
-unsigned char LyXText::transformChar(unsigned char c, Paragraph const & par,
- pos_type pos) const
-{
- if (!Encodings::is_arabic(c))
- if (lyxrc.font_norm_type == LyXRC::ISO_8859_6_8 && IsDigit(c))
- return c + (0xb0 - '0');
- else
- return c;
-
- unsigned char const prev_char = pos > 0 ? par.getChar(pos - 1) : ' ';
- unsigned char next_char = ' ';
-
- pos_type const par_size = par.size();
-
- for (pos_type i = pos + 1; i < par_size; ++i) {
- unsigned char const par_char = par.getChar(i);
- if (!Encodings::IsComposeChar_arabic(par_char)) {
- next_char = par_char;
- break;
- }
- }
-
- if (Encodings::is_arabic(next_char)) {
- if (Encodings::is_arabic(prev_char) &&
- !Encodings::is_arabic_special(prev_char))
- return Encodings::TransformChar(c, Encodings::FORM_MEDIAL);
- else
- return Encodings::TransformChar(c, Encodings::FORM_INITIAL);
- } else {
- if (Encodings::is_arabic(prev_char) &&
- !Encodings::is_arabic_special(prev_char))
- return Encodings::TransformChar(c, Encodings::FORM_FINAL);
- else
- return Encodings::TransformChar(c, Encodings::FORM_ISOLATED);
- }
-}
-
// This is the comments that some of the warnings below refers to.
// There are some issues in this file and I don't think they are
// really related to the FIX_DOUBLE_SPACE patch. I'd rather think that
// this is a problem that has been here almost from day one and that a
-// larger userbase with differenct access patters triggers the bad
+// larger userbase with different access patters triggers the bad
// behaviour. (segfaults.) What I think happen is: In several places
// we store the paragraph in the current cursor and then moves the
// cursor. This movement of the cursor will delete paragraph at the
return 0;
char const c = pit->getChar(pos);
- return singleWidth(pit, pos, c);
+ LyXFont const & font = getFont(pit, pos);
+ return singleWidth(pit, pos, c, font);
}
int LyXText::singleWidth(ParagraphList::iterator pit,
- pos_type pos, char c) const
+ pos_type pos, char c, LyXFont const & font) const
{
- if (pos >= pit->size())
+ if (pos >= pit->size()) {
+ lyxerr << "in singleWidth(), pos: " << pos << endl;
+ BOOST_ASSERT(false);
return 0;
-
- LyXFont const & font = getFont(pit, pos);
+ }
// The most common case is handled first (Asger)
if (IsPrintable(c)) {
- if (font.language()->RightToLeft()) {
+ if (!font.language()->RightToLeft()) {
if ((lyxrc.font_norm_type == LyXRC::ISO_8859_6_8 ||
lyxrc.font_norm_type == LyXRC::ISO_10646_1)
&& font.language()->lang() == "arabic") {
if (Encodings::IsComposeChar_arabic(c))
return 0;
else
- c = transformChar(c, *pit, pos);
+ c = pit->transformChar(c, pos);
} else if (font.language()->lang() == "hebrew" &&
Encodings::IsComposeChar_hebrew(c))
return 0;
return font_metrics::width(c, font);
}
- if (c == Paragraph::META_INSET) {
- InsetOld * tmpinset = pit->getInset(pos);
- if (tmpinset) {
- if (tmpinset->lyxCode() == InsetOld::HFILL_CODE) {
- // Because of the representation as vertical lines
- return 3;
- }
-#if 0
-#warning enabling this fixes the 'insets of width 0 on load' problem
- // this IS needed otherwise on initialitation we don't get the fill
- // of the row right (ONLY on initialization if we read a file!)
- // should be changed! (Jug 20011204)
- //tmpinset->update(bv());
- Dimension dim;
- MetricsInfo mi(bv(), font, workWidth());
- tmpinset->metrics(mi, dim);
- return dim.wid;
-#else
- return tmpinset->width();
-#endif
- }
- return 0;
- }
+ if (c == Paragraph::META_INSET)
+ return pit->getInset(pos)->width();
if (IsSeparatorChar(c))
c = ' ';
}
-lyx::pos_type LyXText::log2vis(lyx::pos_type pos) const
-{
- if (bidi_start == -1)
- return pos;
- else
- return log2vis_list[pos - bidi_start];
-}
-
-
-lyx::pos_type LyXText::vis2log(lyx::pos_type pos) const
-{
- if (bidi_start == -1)
- return pos;
- else
- return vis2log_list[pos - bidi_start];
-}
-
-
-lyx::pos_type LyXText::bidi_level(lyx::pos_type pos) const
-{
- if (bidi_start == -1)
- return 0;
- else
- return bidi_levels[pos - bidi_start];
-}
-
-
-bool LyXText::bidi_InRange(lyx::pos_type pos) const
-{
- return bidi_start == -1 ||
- (bidi_start <= pos && pos <= bidi_end);
-}
-
-
-void LyXText::computeBidiTables(Buffer const * buf,
- RowList::iterator row) const
+int LyXText::leftMargin(ParagraphList::iterator pit, Row const & row) const
{
- bidi_same_direction = true;
- if (!lyxrc.rtl_support) {
- bidi_start = -1;
- return;
- }
-
- ParagraphList::iterator row_par = row->par();
-
- InsetOld * inset = row_par->inInset();
- if (inset && inset->owner() &&
- inset->owner()->lyxCode() == InsetOld::ERT_CODE) {
- bidi_start = -1;
- return;
- }
-
- bidi_start = row->pos();
- bidi_end = lastPrintablePos(*this, row);
-
- if (bidi_start > bidi_end) {
- bidi_start = -1;
- return;
- }
-
- if (bidi_end + 2 - bidi_start >
- static_cast<pos_type>(log2vis_list.size())) {
- pos_type new_size =
- (bidi_end + 2 - bidi_start < 500) ?
- 500 : 2 * (bidi_end + 2 - bidi_start);
- log2vis_list.resize(new_size);
- vis2log_list.resize(new_size);
- bidi_levels.resize(new_size);
- }
-
- vis2log_list[bidi_end + 1 - bidi_start] = -1;
- log2vis_list[bidi_end + 1 - bidi_start] = -1;
-
- pos_type stack[2];
- bool const rtl_par =
- row_par->isRightToLeftPar(buf->params);
- int level = 0;
- bool rtl = false;
- bool rtl0 = false;
- pos_type const body_pos = row_par->beginningOfBody();
-
- for (pos_type lpos = bidi_start; lpos <= bidi_end; ++lpos) {
- bool is_space = row_par->isLineSeparator(lpos);
- pos_type const pos =
- (is_space && lpos + 1 <= bidi_end &&
- !row_par->isLineSeparator(lpos + 1) &&
- !row_par->isNewline(lpos + 1))
- ? lpos + 1 : lpos;
- LyXFont font = row_par->getFontSettings(buf->params, pos);
- if (pos != lpos && 0 < lpos && rtl0 && font.isRightToLeft() &&
- font.number() == LyXFont::ON &&
- row_par->getFontSettings(buf->params, lpos - 1).number()
- == LyXFont::ON) {
- font = row_par->getFontSettings(buf->params, lpos);
- is_space = false;
- }
-
-
- bool new_rtl = font.isVisibleRightToLeft();
- bool new_rtl0 = font.isRightToLeft();
- int new_level;
-
- if (lpos == body_pos - 1
- && row->pos() < body_pos - 1
- && is_space) {
- new_level = (rtl_par) ? 1 : 0;
- new_rtl = new_rtl0 = rtl_par;
- } else if (new_rtl0)
- new_level = (new_rtl) ? 1 : 2;
- else
- new_level = (rtl_par) ? 2 : 0;
-
- if (is_space && new_level >= level) {
- new_level = level;
- new_rtl = rtl;
- new_rtl0 = rtl0;
- }
-
- int new_level2 = new_level;
-
- if (level == new_level && rtl0 != new_rtl0) {
- --new_level2;
- log2vis_list[lpos - bidi_start] = (rtl) ? 1 : -1;
- } else if (level < new_level) {
- log2vis_list[lpos - bidi_start] = (rtl) ? -1 : 1;
- if (new_level > rtl_par)
- bidi_same_direction = false;
- } else
- log2vis_list[lpos - bidi_start] = (new_rtl) ? -1 : 1;
- rtl = new_rtl;
- rtl0 = new_rtl0;
- bidi_levels[lpos - bidi_start] = new_level;
-
- while (level > new_level2) {
- pos_type old_lpos = stack[--level];
- int delta = lpos - old_lpos - 1;
- if (level % 2)
- delta = -delta;
- log2vis_list[lpos - bidi_start] += delta;
- log2vis_list[old_lpos - bidi_start] += delta;
- }
- while (level < new_level)
- stack[level++] = lpos;
- }
-
- while (level > 0) {
- pos_type const old_lpos = stack[--level];
- int delta = bidi_end - old_lpos;
- if (level % 2)
- delta = -delta;
- log2vis_list[old_lpos - bidi_start] += delta;
- }
-
- pos_type vpos = bidi_start - 1;
- for (pos_type lpos = bidi_start;
- lpos <= bidi_end; ++lpos) {
- vpos += log2vis_list[lpos - bidi_start];
- vis2log_list[vpos - bidi_start] = lpos;
- log2vis_list[lpos - bidi_start] = vpos;
- }
-}
-
-
-// This method requires a previous call to ComputeBidiTables()
-bool LyXText::isBoundary(Buffer const * buf, Paragraph const & par,
- pos_type pos) const
-{
- if (!lyxrc.rtl_support || pos == 0)
- return false;
-
- if (!bidi_InRange(pos - 1)) {
- /// This can happen if pos is the first char of a row.
- /// Returning false in this case is incorrect!
- return false;
- }
-
- bool const rtl = bidi_level(pos - 1) % 2;
- bool const rtl2 = bidi_InRange(pos)
- ? bidi_level(pos) % 2
- : par.isRightToLeftPar(buf->params);
- return rtl != rtl2;
-}
-
-
-bool LyXText::isBoundary(Buffer const * buf, Paragraph const & par,
- pos_type pos, LyXFont const & font) const
-{
- if (!lyxrc.rtl_support)
- return false; // This is just for speedup
-
- bool const rtl = font.isVisibleRightToLeft();
- bool const rtl2 = bidi_InRange(pos)
- ? bidi_level(pos) % 2
- : par.isRightToLeftPar(buf->params);
- return rtl != rtl2;
-}
-
-
-int LyXText::leftMargin(Row const & row) const
-{
- InsetOld * ins;
-
- if (row.pos() < row.par()->size())
- if ((row.par()->getChar(row.pos()) == Paragraph::META_INSET) &&
- (ins = row.par()->getInset(row.pos())) &&
- (ins->needFullRow() || ins->display()))
- return LEFT_MARGIN;
-
LyXTextClass const & tclass =
- bv()->buffer()->params.getLyXTextClass();
- LyXLayout_ptr const & layout = row.par()->layout();
+ bv()->buffer()->params().getLyXTextClass();
+ LyXLayout_ptr const & layout = pit->layout();
string parindent = layout->parindent;
// this is the way, LyX handles the LaTeX-Environments.
// I have had this idea very late, so it seems to be a
// later added hack and this is true
- if (!row.par()->getDepth()) {
- if (row.par()->layout() == tclass.defaultLayout()) {
+ if (pit->getDepth() == 0) {
+ if (pit->layout() == tclass.defaultLayout()) {
// find the previous same level paragraph
- if (row.par() != ownerParagraphs().begin()) {
+ if (pit != ownerParagraphs().begin()) {
ParagraphList::iterator newpit =
- depthHook(row.par(), ownerParagraphs(),
- row.par()->getDepth());
- if (newpit == row.par() &&
- newpit->layout()->nextnoindent)
+ depthHook(pit, ownerParagraphs(), pit->getDepth());
+ if (newpit == pit && newpit->layout()->nextnoindent)
parindent.erase();
}
}
} else {
// find the next level paragraph
-
- ParagraphList::iterator newpar = outerHook(row.par(),
- ownerParagraphs());
+ ParagraphList::iterator newpar =
+ outerHook(pit, ownerParagraphs());
// make a corresponding row. Needed to call leftMargin()
-
// check wether it is a sufficent paragraph
- if (newpar != ownerParagraphs().end() &&
- newpar->layout()->isEnvironment()) {
- Row dummyrow;
- dummyrow.par(newpar);
- dummyrow.pos(newpar->size());
- x = leftMargin(dummyrow);
+ if (newpar != ownerParagraphs().end()
+ && newpar->layout()->isEnvironment()) {
+ x = leftMargin(newpar, Row(newpar->size()));
}
- if (newpar != ownerParagraphs().end() &&
- row.par()->layout() == tclass.defaultLayout()) {
+ if (newpar != ownerParagraphs().end()
+ && pit->layout() == tclass.defaultLayout()) {
if (newpar->params().noindent())
parindent.erase();
- else {
+ else
parindent = newpar->layout()->parindent;
- }
-
}
}
- LyXFont const labelfont = getLabelFont(row.par());
+ LyXFont const labelfont = getLabelFont(pit);
switch (layout->margintype) {
case MARGIN_DYNAMIC:
- if (!layout->leftmargin.empty()) {
+ if (!layout->leftmargin.empty())
x += font_metrics::signedWidth(layout->leftmargin,
tclass.defaultfont());
- }
- if (!row.par()->getLabelstring().empty()) {
+ if (!pit->getLabelstring().empty()) {
x += font_metrics::signedWidth(layout->labelindent,
labelfont);
- x += font_metrics::width(row.par()->getLabelstring(),
+ x += font_metrics::width(pit->getLabelstring(),
labelfont);
x += font_metrics::width(layout->labelsep, labelfont);
}
break;
+
case MARGIN_MANUAL:
x += font_metrics::signedWidth(layout->labelindent, labelfont);
// The width of an empty par, even with manual label, should be 0
- if (!row.par()->empty() && row.pos() >= row.par()->beginningOfBody()) {
- if (!row.par()->getLabelWidthString().empty()) {
- x += font_metrics::width(row.par()->getLabelWidthString(),
+ if (!pit->empty() && row.pos() >= pit->beginningOfBody()) {
+ if (!pit->getLabelWidthString().empty()) {
+ x += font_metrics::width(pit->getLabelWidthString(),
labelfont);
x += font_metrics::width(layout->labelsep, labelfont);
}
}
break;
+
case MARGIN_STATIC:
x += font_metrics::signedWidth(layout->leftmargin, tclass.defaultfont()) * 4
- / (row.par()->getDepth() + 4);
+ / (pit->getDepth() + 4);
break;
+
case MARGIN_FIRST_DYNAMIC:
if (layout->labeltype == LABEL_MANUAL) {
- if (row.pos() >= row.par()->beginningOfBody()) {
+ if (row.pos() >= pit->beginningOfBody()) {
x += font_metrics::signedWidth(layout->leftmargin,
labelfont);
} else {
// theorems (JMarc)
|| (layout->labeltype == LABEL_STATIC
&& layout->latextype == LATEX_ENVIRONMENT
- && !isFirstInSequence(row.par(), ownerParagraphs()))) {
+ && !isFirstInSequence(pit, ownerParagraphs()))) {
x += font_metrics::signedWidth(layout->leftmargin,
labelfont);
} else if (layout->labeltype != LABEL_TOP_ENVIRONMENT
x += font_metrics::signedWidth(layout->labelindent,
labelfont);
x += font_metrics::width(layout->labelsep, labelfont);
- x += font_metrics::width(row.par()->getLabelstring(),
+ x += font_metrics::width(pit->getLabelstring(),
labelfont);
}
break;
- case MARGIN_RIGHT_ADDRESS_BOX:
- {
+ case MARGIN_RIGHT_ADDRESS_BOX: {
// ok, a terrible hack. The left margin depends on the widest
- // row in this paragraph. Do not care about footnotes, they
- // are *NOT* allowed in the LaTeX realisation of this layout.
-
- // find the first row of this paragraph
- RowList::iterator tmprit = rowlist_.begin();
- while (tmprit != rowlist_.end()
- && tmprit->par() != row.par())
- ++tmprit;
-
- int minfill = tmprit->fill();
- while (boost::next(tmprit) != rowlist_.end() &&
- boost::next(tmprit)->par() == row.par()) {
- ++tmprit;
- if (tmprit->fill() < minfill)
- minfill = tmprit->fill();
- }
-
+ // row in this paragraph.
+ RowList::iterator rit = pit->rows.begin();
+ RowList::iterator end = pit->rows.end();
+#warning This is wrong.
+ int minfill = workWidth() / 2;
+ for ( ; rit != end; ++rit)
+ if (rit->fill() < minfill)
+ minfill = rit->fill();
x += font_metrics::signedWidth(layout->leftmargin,
tclass.defaultfont());
x += minfill;
break;
}
- if ((workWidth() > 0) &&
- !row.par()->params().leftIndent().zero())
- {
- LyXLength const len = row.par()->params().leftIndent();
+ if (workWidth() > 0 && !pit->params().leftIndent().zero()) {
+ LyXLength const len = pit->params().leftIndent();
int const tw = inset_owner ?
inset_owner->latexTextWidth(bv()) : workWidth();
x += len.inPixels(tw);
LyXAlignment align;
- if (row.par()->params().align() == LYX_ALIGN_LAYOUT)
+ if (pit->params().align() == LYX_ALIGN_LAYOUT)
align = layout->align;
else
- align = row.par()->params().align();
+ align = pit->params().align();
// set the correct parindent
if (row.pos() == 0) {
|| layout->labeltype == LABEL_CENTERED_TOP_ENVIRONMENT
|| (layout->labeltype == LABEL_STATIC
&& layout->latextype == LATEX_ENVIRONMENT
- && !isFirstInSequence(row.par(), ownerParagraphs())))
+ && !isFirstInSequence(pit, ownerParagraphs())))
&& align == LYX_ALIGN_BLOCK
- && !row.par()->params().noindent()
+ && !pit->params().noindent()
// in tabulars and ert paragraphs are never indented!
- && (!row.par()->inInset() || !row.par()->inInset()->owner() ||
- (row.par()->inInset()->owner()->lyxCode() != InsetOld::TABULAR_CODE &&
- row.par()->inInset()->owner()->lyxCode() != InsetOld::ERT_CODE))
- && (row.par()->layout() != tclass.defaultLayout() ||
- bv()->buffer()->params.paragraph_separation ==
+ && (!pit->inInset() || !pit->inInset()->owner() ||
+ (pit->inInset()->owner()->lyxCode() != InsetOld::TABULAR_CODE &&
+ pit->inInset()->owner()->lyxCode() != InsetOld::ERT_CODE))
+ && (pit->layout() != tclass.defaultLayout() ||
+ bv()->buffer()->params().paragraph_separation ==
BufferParams::PARSEP_INDENT)) {
x += font_metrics::signedWidth(parindent,
tclass.defaultfont());
}
-int LyXText::rightMargin(Buffer const & buf, Row const & row) const
+int LyXText::rightMargin(Paragraph const & par, Buffer const & buf) const
{
- InsetOld * ins;
-
- if (row.pos() < row.par()->size())
- if ((row.par()->getChar(row.pos()) == Paragraph::META_INSET) &&
- (ins = row.par()->getInset(row.pos())) &&
- (ins->needFullRow() || ins->display()))
- return PAPER_MARGIN;
-
- LyXTextClass const & tclass = buf.params.getLyXTextClass();
- LyXLayout_ptr const & layout = row.par()->layout();
+ LyXTextClass const & tclass = buf.params().getLyXTextClass();
+ LyXLayout_ptr const & layout = par.layout();
return PAPER_MARGIN
+ font_metrics::signedWidth(tclass.rightmargin(),
- tclass.defaultfont());
+ tclass.defaultfont())
+ font_metrics::signedWidth(layout->rightmargin,
tclass.defaultfont())
- * 4 / (row.par()->getDepth() + 4);
+ * 4 / (par.getDepth() + 4);
}
-int LyXText::labelEnd(Row const & row) const
+int LyXText::labelEnd(ParagraphList::iterator pit, Row const & row) const
{
- if (row.par()->layout()->margintype == MARGIN_MANUAL) {
- Row tmprow = row;
- tmprow.pos(row.par()->size());
- // return the beginning of the body
- return leftMargin(tmprow);
- }
+ // labelEnd is only needed if the layout fills a flushleft label.
+ if (pit->layout()->margintype != MARGIN_MANUAL)
+ return 0;
- // LabelEnd is only needed if the layout
- // fills a flushleft label.
- return 0;
+ Row tmprow = row;
+ tmprow.pos(pit->size());
+ // return the beginning of the body
+ return leftMargin(pit, tmprow);
}
// this needs special handling - only newlines count as a break point
pos_type addressBreakPoint(pos_type i, Paragraph const & par)
{
- for (; i < par.size(); ++i) {
+ pos_type const end = par.size();
+
+ for (; i < end; ++i)
if (par.isNewline(i))
- return i;
- }
+ return i + 1;
- return par.size();
+ return end;
}
};
-pos_type LyXText::rowBreakPoint(Row const & row) const
+void LyXText::rowBreakPoint(ParagraphList::iterator pit, Row & row) const
{
- ParagraphList::iterator pit = row.par();
+ pos_type const end = pit->size();
+ pos_type const pos = row.pos();
+ if (pos == end) {
+ row.endpos(end);
+ return;
+ }
// maximum pixel width of a row.
- int width = workWidth() - rightMargin(*bv()->buffer(), row);
+ int width = workWidth() - rightMargin(*pit, *bv()->buffer());
+// - leftMargin(pit, row);
// inset->textWidth() returns -1 via workWidth(),
// but why ?
- if (width < 0)
- return pit->size();
+ if (width < 0) {
+ row.endpos(end);
+ return;
+ }
LyXLayout_ptr const & layout = pit->layout();
- if (layout->margintype == MARGIN_RIGHT_ADDRESS_BOX)
- return addressBreakPoint(row.pos(), *pit);
+ if (layout->margintype == MARGIN_RIGHT_ADDRESS_BOX) {
+ row.endpos(addressBreakPoint(pos, *pit));
+ return;
+ }
- pos_type const pos = row.pos();
pos_type const body_pos = pit->beginningOfBody();
- pos_type const last = pit->size();
- pos_type point = last;
- if (pos == last)
- return last;
// Now we iterate through until we reach the right margin
// or the end of the par, then choose the possible break
// nearest that.
- int const left = leftMargin(row);
+ int const left = leftMargin(pit, row);
int x = left;
// pixel width since last breakpoint
int chunkwidth = 0;
- bool fullrow = false;
- pos_type i = pos;
// We re-use the font resolution for the entire font span when possible
- LyXFont font = getFont(pit, i);
- lyx::pos_type endPosOfFontSpan = pit->getEndPosOfFontSpan(i);
+ LyXFont font = getFont(pit, pos);
+ lyx::pos_type endPosOfFontSpan = pit->getEndPosOfFontSpan(pos);
- for (; i < last; ++i) {
+ pos_type point = end;
+ pos_type i = pos;
+ for ( ; i < end; ++i) {
if (pit->isNewline(i)) {
- point = i;
+ point = i + 1;
break;
}
+ // Break before...
+ if (i + 1 < end) {
+ InsetOld * in = pit->getInset(i + 1);
+ if (in && in->display()) {
+ point = i + 1;
+ break;
+ }
+ // ...and after.
+ in = pit->getInset(i);
+ if (in && in->display()) {
+ point = i + 1;
+ break;
+ }
+ }
char const c = pit->getChar(i);
- int thiswidth;
-
- // add the auto-hfill from label end to the body
- if (body_pos && i == body_pos) {
- thiswidth = font_metrics::width(layout->labelsep, getLabelFont(pit));
- if (pit->isLineSeparator(i - 1))
- thiswidth -= singleWidth(pit, i - 1);
- int left_margin = labelEnd(row);
- if (thiswidth + x < left_margin)
- thiswidth = left_margin - x;
- thiswidth += singleWidth(pit, i, c);
- } else {
- // Manual inlined optimised version of common case of "thiswidth = singleWidth(pit, i, c);"
- if (IsPrintable(c)) {
- if (pos > endPosOfFontSpan) {
- // We need to get the next font
- font = getFont(pit, i);
- endPosOfFontSpan = pit->getEndPosOfFontSpan(i);
- }
- if (! font.language()->RightToLeft()) {
- thiswidth = font_metrics::width(c, font);
- } else {
- // Fall-back to normal case
- thiswidth = singleWidth(pit, i, c);
- // And flush font cache
- endPosOfFontSpan = 0;
- }
- } else {
- // Fall-back to normal case
- thiswidth = singleWidth(pit, i, c);
- // And flush font cache
- endPosOfFontSpan = 0;
- }
+ if (i > endPosOfFontSpan) {
+ font = getFont(pit, i);
+ endPosOfFontSpan = pit->getEndPosOfFontSpan(i);
}
- x += thiswidth;
- chunkwidth += thiswidth;
+ {
+ int thiswidth = singleWidth(pit, i, c, font);
+
+ // add the auto-hfill from label end to the body
+ if (body_pos && i == body_pos) {
+ int add = font_metrics::width(layout->labelsep, getLabelFont(pit));
+ if (pit->isLineSeparator(i - 1))
+ add -= singleWidth(pit, i - 1);
+
+ add = std::max(add, labelEnd(pit, row) - x);
+ thiswidth += add;
+ }
+
+ x += thiswidth;
+ //lyxerr << "i: " << i << " x: "
+ //<< x << " width: " << width << endl;
+ chunkwidth += thiswidth;
+ }
- InsetOld * in = pit->isInset(i) ? pit->getInset(i) : 0;
- fullrow = in && (in->display() || in->needFullRow());
// break before a character that will fall off
// the right of the row
if (x >= width) {
- // if no break before or we are at an inset
- // that will take up a row, break here
- if (point == last || fullrow || chunkwidth >= (width - left)) {
- if (pos < i)
- point = i - 1;
- else
+ // if no break before, break here
+ if (point == end || chunkwidth >= width - left) {
+ if (i > pos) {
point = i;
+ break;
+ }
}
+ // exit on last registered breakpoint:
+#if 0
+ // hack removed:
+ if (i + 1 < end)
+#endif
break;
}
+ InsetOld * in = pit->getInset(i);
if (!in || in->isChar()) {
// some insets are line separators too
if (pit->isLineSeparator(i)) {
- point = i;
+ // register breakpoint:
+ point = i + 1;
chunkwidth = 0;
}
- continue;
- }
-
- if (!fullrow)
- continue;
-
- // full row insets start at a new row
- if (i == pos) {
- if (pos < last - 1) {
- point = i;
- if (pit->isLineSeparator(i + 1))
- ++point;
- } else {
- // to avoid extra rows
- point = last;
- }
- } else {
- point = i - 1;
}
-
- return point;
}
- if (point == last && x >= width) {
+#if 0
+ // hack removed (connected with the #if 0 above):
+ if (point == end && i != end && x >= width) {
// didn't find one, break at the point we reached the edge
- point = i;
- } else if (i == last && x < width) {
- // found one, but we fell off the end of the par, so prefer
- // that.
- point = last;
+ point = i + 1;
+ } else
+#endif
+ if (i == end && x < width) {
+ // maybe found one, but the par is short enough.
+ point = end;
}
// manual labels cannot be broken in LaTeX. But we
// want to make our on-screen rendering of footnotes
// etc. still break
- if (!fullrow && body_pos && point < body_pos)
- point = body_pos - 1;
+ if (body_pos && point < body_pos)
+ point = body_pos;
- return point;
+ row.endpos(point);
}
// returns the minimum space a row needs on the screen in pixel
-int LyXText::fill(RowList::iterator row, int paper_width) const
+void LyXText::fill(ParagraphList::iterator pit, Row & row, int workwidth) const
{
- if (paper_width < 0)
- return 0;
-
- int w;
// get the pure distance
- pos_type const last = lastPrintablePos(*this, row);
+ pos_type const end = row.endpos();
- ParagraphList::iterator pit = row->par();
LyXLayout_ptr const & layout = pit->layout();
-
- // special handling of the right address boxes
- if (layout->margintype == MARGIN_RIGHT_ADDRESS_BOX) {
- int const tmpfill = row->fill();
- row->fill(0); // the minfill in MarginLeft()
- w = leftMargin(*row);
- row->fill(tmpfill);
- } else
- w = leftMargin(*row);
+ int w = leftMargin(pit, row);
pos_type const body_pos = pit->beginningOfBody();
- pos_type i = row->pos();
+ pos_type i = row.pos();
- if (! pit->empty() && i <= last) {
+ if (i < end) {
// We re-use the font resolution for the entire span when possible
LyXFont font = getFont(pit, i);
lyx::pos_type endPosOfFontSpan = pit->getEndPosOfFontSpan(i);
- while (i <= last) {
+ for ( ; i < end; ++i) {
if (body_pos > 0 && i == body_pos) {
w += font_metrics::width(layout->labelsep, getLabelFont(pit));
if (pit->isLineSeparator(i - 1))
w -= singleWidth(pit, i - 1);
- int left_margin = labelEnd(*row);
- if (w < left_margin)
- w = left_margin;
+ w = max(w, labelEnd(pit, row));
}
- { // Manual inlined an optimised version of the common case of "w += singleWidth(pit, i);"
- char const c = pit->getChar(i);
-
- if (IsPrintable(c)) {
- if (i > endPosOfFontSpan) {
- // We need to get the next font
- font = getFont(pit, i);
- endPosOfFontSpan = pit->getEndPosOfFontSpan(i);
- }
- if (!font.language()->RightToLeft()) {
- w += font_metrics::width(c, font);
- } else {
- // Fall-back to the normal case
- w += singleWidth(pit, i, c);
- // And flush font cache
- endPosOfFontSpan = 0;
- }
- } else {
- // Fall-back to the normal case
- w += singleWidth(pit, i, c);
- // And flush font cache
- endPosOfFontSpan = 0;
- }
+ char const c = pit->getChar(i);
+ if (IsPrintable(c) && i > endPosOfFontSpan) {
+ // We need to get the next font
+ font = getFont(pit, i);
+ endPosOfFontSpan = pit->getEndPosOfFontSpan(i);
}
- ++i;
+ w += singleWidth(pit, i, c, font);
}
}
- if (body_pos > 0 && body_pos > last) {
+
+ if (body_pos > 0 && body_pos >= end) {
w += font_metrics::width(layout->labelsep, getLabelFont(pit));
- if (last >= 0 && pit->isLineSeparator(last))
- w -= singleWidth(pit, last);
- int const left_margin = labelEnd(*row);
- if (w < left_margin)
- w = left_margin;
+ if (end > 0 && pit->isLineSeparator(end - 1))
+ w -= singleWidth(pit, end - 1);
+ w = max(w, labelEnd(pit, row));
}
- int const fill = paper_width - w - rightMargin(*bv()->buffer(), *row);
-
- // If this case happens, it means that our calculation
- // of the widths of the chars when we do rowBreakPoint()
- // went wrong for some reason. Typically in list bodies.
- // Things just about hobble on anyway, though you'll end
- // up with a "fill_separator" less than zero, which corresponds
- // to inter-word spacing being too small. Hopefully this problem
- // will die when the label hacks die.
- if (lyxerr.debugging() && fill < 0) {
- lyxerr[Debug::GUI] << "Eek, fill() was < 0: " << fill
- << " w " << w << " paper_width " << paper_width
- << " right margin " << rightMargin(*bv()->buffer(), *row) << endl;
- }
- return fill;
+ int const fill = workwidth - w - rightMargin(*pit, *bv()->buffer());
+ row.fill(fill);
+ row.width(workwidth - fill);
}
// returns the minimum space a manual label needs on the screen in pixel
-int LyXText::labelFill(Row const & row) const
+int LyXText::labelFill(ParagraphList::iterator pit, Row const & row) const
{
- ParagraphList::iterator pit = row.par();
-
pos_type last = pit->beginningOfBody();
- Assert(last > 0);
+ BOOST_ASSERT(last > 0);
- // -1 because a label ends either with a space that is in the label,
- // or with the beginning of a footnote that is outside the label.
+ // -1 because a label ends with a space that is in the label
--last;
// a separator at this end does not count
--last;
int w = 0;
- pos_type i = row.pos();
- while (i <= last) {
+ for (pos_type i = row.pos(); i <= last; ++i)
w += singleWidth(pit, i);
- ++i;
- }
- int fill = 0;
- string const & labwidstr = pit->params().labelWidthString();
- if (!labwidstr.empty()) {
- LyXFont const labfont = getLabelFont(pit);
- int const labwidth = font_metrics::width(labwidstr, labfont);
- fill = max(labwidth - w, 0);
- }
+ string const & label = pit->params().labelWidthString();
+ if (label.empty())
+ return 0;
- return fill;
+ return max(0, font_metrics::width(label, getLabelFont(pit)) - w);
}
-LColor::color LyXText::backgroundColor() const
+LColor_color LyXText::backgroundColor() const
{
if (inset_owner)
return inset_owner->backgroundColor();
- else
- return LColor::background;
+ return LColor::background;
}
-void LyXText::setHeightOfRow(RowList::iterator rit)
+void LyXText::setHeightOfRow(ParagraphList::iterator pit, Row & row)
{
- Assert(rit != rows().end());
-
// get the maximum ascent and the maximum descent
double layoutasc = 0;
double layoutdesc = 0;
- double tmptop = 0;
+ double const dh = defaultRowHeight();
// ok, let us initialize the maxasc and maxdesc value.
// Only the fontsize count. The other properties
// are taken from the layoutfont. Nicer on the screen :)
- ParagraphList::iterator pit = rit->par();
-
LyXLayout_ptr const & layout = pit->layout();
// as max get the first character of this row then it can increase but not
// decrease the height. Just some point to start with so we don't have to
// do the assignment below too often.
- LyXFont font = getFont(pit, rit->pos());
+ LyXFont font = getFont(pit, row.pos());
LyXFont::FONT_SIZE const tmpsize = font.size();
font = getLayoutFont(pit);
LyXFont::FONT_SIZE const size = font.size();
LyXFont labelfont = getLabelFont(pit);
- double spacing_val = 1.0;
- if (!pit->params().spacing().isDefault())
- spacing_val = pit->params().spacing().getValue();
- else
- spacing_val = bv()->buffer()->params.spacing.getValue();
+ // these are minimum values
+ double const spacing_val = layout->spacing.getValue() * spacing(*pit);
//lyxerr << "spacing_val = " << spacing_val << endl;
-
- int maxasc = int(font_metrics::maxAscent(font) *
- layout->spacing.getValue() * spacing_val);
- int maxdesc = int(font_metrics::maxDescent(font) *
- layout->spacing.getValue() * spacing_val);
-
- pos_type const pos_end = lastPos(*this, rit);
- int labeladdon = 0;
- int maxwidth = 0;
-
- if (!pit->empty()) {
- // We re-use the font resolution for the entire font span when possible
- LyXFont font = getFont(pit, rit->pos());
- lyx::pos_type endPosOfFontSpan = pit->getEndPosOfFontSpan(rit->pos());
-
- // Optimisation
- Paragraph const & par = *pit;
-
- // Check if any insets are larger
- for (pos_type pos = rit->pos(); pos <= pos_end; ++pos) {
- // Manual inlined optimised version of common case of
- // "maxwidth += singleWidth(pit, pos);"
- char const c = par.getChar(pos);
-
- if (IsPrintable(c)) {
- if (pos > endPosOfFontSpan) {
- // We need to get the next font
- font = getFont(pit, pos);
- endPosOfFontSpan = par.getEndPosOfFontSpan(pos);
- }
- if (! font.language()->RightToLeft()) {
- maxwidth += font_metrics::width(c, font);
- } else {
- // Fall-back to normal case
- maxwidth += singleWidth(pit, pos, c);
- // And flush font cache
- endPosOfFontSpan = 0;
- }
- } else {
- // Special handling of insets - are any larger?
- if (par.isInset(pos)) {
- InsetOld const * tmpinset = par.getInset(pos);
- if (tmpinset) {
-#if 1 // this is needed for deep update on initialitation
-#warning inset->update FIXME
- //tmpinset->update(bv());
- LyXFont const tmpfont = getFont(pit, pos);
- Dimension dim;
- MetricsInfo mi(bv(), tmpfont, workWidth());
- tmpinset->metrics(mi, dim);
- maxwidth += dim.wid;
- maxasc = max(maxasc, dim.asc);
- maxdesc = max(maxdesc, dim.des);
-#else
- maxwidth += tmpinset->width();
- maxasc = max(maxasc, tmpinset->ascent());
- maxdesc = max(maxdesc, tmpinset->descent());
-#endif
- }
- } else {
- // Fall-back to normal case
- maxwidth += singleWidth(pit, pos, c);
- // And flush font cache
- endPosOfFontSpan = 0;
- }
- }
+ int maxasc = int(font_metrics::maxAscent(font) * spacing_val);
+ int maxdesc = int(font_metrics::maxDescent(font) * spacing_val);
+
+ // insets may be taller
+ InsetList::iterator ii = pit->insetlist.begin();
+ InsetList::iterator iend = pit->insetlist.end();
+ for ( ; ii != iend; ++ii) {
+ if (ii->pos >= row.pos() && ii->pos < row.endpos()) {
+ maxasc = max(maxasc, ii->inset->ascent());
+ maxdesc = max(maxdesc, ii->inset->descent());
}
}
// Check if any custom fonts are larger (Asger)
// This is not completely correct, but we can live with the small,
// cosmetic error for now.
+ int labeladdon = 0;
+ pos_type const pos_end = row.endpos();
+
LyXFont::FONT_SIZE maxsize =
- pit->highestFontInRange(rit->pos(), pos_end, size);
+ pit->highestFontInRange(row.pos(), pos_end, size);
if (maxsize > font.size()) {
font.setSize(maxsize);
- maxasc = max(maxasc, font_metrics::maxAscent(font));
+ maxasc = max(maxasc, font_metrics::maxAscent(font));
maxdesc = max(maxdesc, font_metrics::maxDescent(font));
}
++maxasc;
++maxdesc;
- rit->ascent_of_text(maxasc);
+ row.ascent_of_text(maxasc);
// is it a top line?
- if (!rit->pos()) {
-
+ if (row.pos() == 0) {
+ BufferParams const & bufparams = bv()->buffer()->params();
// some parksips VERY EASY IMPLEMENTATION
- if (bv()->buffer()->params.paragraph_separation ==
- BufferParams::PARSEP_SKIP)
+ if (bv()->buffer()->params().paragraph_separation
+ == BufferParams::PARSEP_SKIP
+ && pit != ownerParagraphs().begin()
+ && ((layout->isParagraph() && pit->getDepth() == 0)
+ || (boost::prior(pit)->layout()->isParagraph()
+ && boost::prior(pit)->getDepth() == 0)))
{
- if (layout->isParagraph()
- && pit->getDepth() == 0
- && pit != ownerParagraphs().begin())
- {
- maxasc += bv()->buffer()->params.getDefSkip().inPixels(*bv());
- } else if (pit != ownerParagraphs().begin() &&
- boost::prior(pit)->layout()->isParagraph() &&
- boost::prior(pit)->getDepth() == 0)
- {
- // is it right to use defskip here too? (AS)
- maxasc += bv()->buffer()->params.getDefSkip().inPixels(*bv());
- }
+ maxasc += bufparams.getDefSkip().inPixels(*bv());
}
// the top margin
if (pit == ownerParagraphs().begin() && !isInInset())
maxasc += PAPER_MARGIN;
- // add the vertical spaces, that the user added
+ // add user added vertical space
maxasc += getLengthMarkerHeight(*bv(), pit->params().spaceTop());
- // do not forget the DTP-lines!
- // there height depends on the font of the nearest character
- if (pit->params().lineTop())
-
- maxasc += 2 * font_metrics::ascent('x', getFont(pit, 0));
- // and now the pagebreaks
- if (pit->params().pagebreakTop())
- maxasc += 3 * defaultRowHeight();
-
if (pit->params().startOfAppendix())
- maxasc += 3 * defaultRowHeight();
+ maxasc += int(3 * dh);
// This is special code for the chapter, since the label of this
// layout is printed in an extra row
- if (layout->labeltype == LABEL_COUNTER_CHAPTER
- && bv()->buffer()->params.secnumdepth >= 0)
- {
- float spacing_val = 1.0;
- if (!pit->params().spacing().isDefault()) {
- spacing_val = pit->params().spacing().getValue();
- } else {
- spacing_val = bv()->buffer()->params.spacing.getValue();
- }
-
- labeladdon = int(font_metrics::maxDescent(labelfont) *
- layout->spacing.getValue() *
- spacing_val)
- + int(font_metrics::maxAscent(labelfont) *
- layout->spacing.getValue() *
- spacing_val);
+ if (layout->counter == "chapter" && bufparams.secnumdepth >= 0) {
+ labeladdon = int(font_metrics::maxHeight(labelfont)
+ * layout->spacing.getValue() * spacing(*pit));
}
// special code for the top label
|| layout->labeltype == LABEL_BIBLIO
|| layout->labeltype == LABEL_CENTERED_TOP_ENVIRONMENT)
&& isFirstInSequence(pit, ownerParagraphs())
- && !pit->getLabelstring().empty())
- {
- float spacing_val = 1.0;
- if (!pit->params().spacing().isDefault()) {
- spacing_val = pit->params().spacing().getValue();
- } else {
- spacing_val = bv()->buffer()->params.spacing.getValue();
- }
-
- labeladdon = int(
- (font_metrics::maxAscent(labelfont) *
- layout->spacing.getValue() *
- spacing_val)
- +(font_metrics::maxDescent(labelfont) *
- layout->spacing.getValue() *
- spacing_val)
- + layout->topsep * defaultRowHeight()
- + layout->labelbottomsep * defaultRowHeight());
- }
-
- // And now the layout spaces, for example before and after
- // a section, or between the items of a itemize or enumerate
- // environment.
-
- if (!pit->params().pagebreakTop()) {
- ParagraphList::iterator prev =
- depthHook(pit, ownerParagraphs(),
- pit->getDepth());
- if (prev != pit && prev->layout() == layout &&
- prev->getDepth() == pit->getDepth() &&
- prev->getLabelWidthString() == pit->getLabelWidthString())
- {
- layoutasc = (layout->itemsep * defaultRowHeight());
- } else if (rit != rows().begin()) {
- tmptop = layout->topsep;
-
- if (boost::prior(pit)->getDepth() >= pit->getDepth())
- tmptop -= boost::prior(rit)->par()->layout()->bottomsep;
-
- if (tmptop > 0)
- layoutasc = (tmptop * defaultRowHeight());
- } else if (pit->params().lineTop()) {
- tmptop = layout->topsep;
-
- if (tmptop > 0)
- layoutasc = (tmptop * defaultRowHeight());
- }
-
- prev = outerHook(pit, ownerParagraphs());
- if (prev != ownerParagraphs().end()) {
- maxasc += int(prev->layout()->parsep * defaultRowHeight());
- } else if (pit != ownerParagraphs().begin()) {
- ParagraphList::iterator prior_pit = boost::prior(pit);
- if (prior_pit->getDepth() != 0 ||
- prior_pit->layout() == layout) {
- maxasc += int(layout->parsep * defaultRowHeight());
- }
- }
- }
- }
-
- // is it a bottom line?
- RowList::iterator next_rit = boost::next(rit);
- if (next_rit == rows().end() || next_rit->par() != pit) {
- // the bottom margin
- ParagraphList::iterator nextpit = boost::next(pit);
- if (nextpit == ownerParagraphs().end() &&
- !isInInset())
- maxdesc += PAPER_MARGIN;
-
- // add the vertical spaces, that the user added
- maxdesc += getLengthMarkerHeight(*bv(), pit->params().spaceBottom());
-
- // do not forget the DTP-lines!
- // there height depends on the font of the nearest character
- if (pit->params().lineBottom())
- maxdesc += 2 * font_metrics::ascent('x',
- getFont(pit, max(pos_type(0), pit->size() - 1)));
-
- // and now the pagebreaks
- if (pit->params().pagebreakBottom())
- maxdesc += 3 * defaultRowHeight();
-
- // and now the layout spaces, for example before and after
- // a section, or between the items of a itemize or enumerate
- // environment
- if (!pit->params().pagebreakBottom()
- && nextpit != ownerParagraphs().end()) {
- ParagraphList::iterator comparepit = pit;
- float usual = 0;
- float unusual = 0;
-
- if (comparepit->getDepth() > nextpit->getDepth()) {
- usual = (comparepit->layout()->bottomsep * defaultRowHeight());
- comparepit = depthHook(comparepit, ownerParagraphs(), nextpit->getDepth());
- if (comparepit->layout()!= nextpit->layout()
- || nextpit->getLabelWidthString() !=
- comparepit->getLabelWidthString())
- {
- unusual = (comparepit->layout()->bottomsep * defaultRowHeight());
- }
- if (unusual > usual)
- layoutdesc = unusual;
- else
- layoutdesc = usual;
- } else if (comparepit->getDepth() == nextpit->getDepth()) {
-
- if (comparepit->layout() != nextpit->layout()
- || nextpit->getLabelWidthString() !=
- comparepit->getLabelWidthString())
- layoutdesc = int(comparepit->layout()->bottomsep * defaultRowHeight());
- }
- }
- }
-
- // incalculate the layout spaces
- maxasc += int(layoutasc * 2 / (2 + pit->getDepth()));
- maxdesc += int(layoutdesc * 2 / (2 + pit->getDepth()));
-
- // calculate the new height of the text
- height -= rit->height();
-
- rit->height(maxasc + maxdesc + labeladdon);
- rit->baseline(maxasc + labeladdon);
-
- height += rit->height();
-
- rit->top_of_text(rit->baseline() - font_metrics::maxAscent(font));
-
- double x = 0;
- if (layout->margintype != MARGIN_RIGHT_ADDRESS_BOX) {
- // this IS needed
- rit->width(maxwidth);
- double dummy;
- prepareToPrint(rit, x, dummy, dummy, dummy, false);
- }
- rit->width(int(maxwidth + x));
- if (inset_owner) {
- width = max(0, workWidth());
- RowList::iterator it = rows().begin();
- RowList::iterator end = rows().end();
- for (; it != end; ++it)
- if (it->width() > width)
- width = it->width();
- }
-}
-
-
-// Appends the implicit specified paragraph before the specified row,
-// start at the implicit given position
-void LyXText::appendParagraph(RowList::iterator rowit)
-{
- Assert(rowit != rowlist_.end());
-
- pos_type const last = rowit->par()->size();
- bool done = false;
-
- do {
- pos_type z = rowBreakPoint(*rowit);
-
- RowList::iterator tmprow = rowit;
-
- if (z < last) {
- ++z;
- Row newrow(rowit->par(), z);
- rowit = rowlist_.insert(boost::next(rowit), newrow);
- } else {
- done = true;
+ && !pit->getLabelstring().empty())
+ {
+ labeladdon = int(
+ font_metrics::maxHeight(labelfont)
+ * layout->spacing.getValue()
+ * spacing(*pit)
+ + (layout->topsep + layout->labelbottomsep) * dh);
}
- // Set the dimensions of the row
- // fixed fill setting now by calling inset->update() in
- // SingleWidth when needed!
- tmprow->fill(fill(tmprow, workWidth()));
- setHeightOfRow(tmprow);
-
- } while (!done);
-}
+ // And now the layout spaces, for example before and after
+ // a section, or between the items of a itemize or enumerate
+ // environment.
+ ParagraphList::iterator prev =
+ depthHook(pit, ownerParagraphs(), pit->getDepth());
+ if (prev != pit
+ && prev->layout() == layout
+ && prev->getDepth() == pit->getDepth()
+ && prev->getLabelWidthString() == pit->getLabelWidthString())
+ {
+ layoutasc = layout->itemsep * dh;
+ } else if (pit != ownerParagraphs().begin() || row.pos() != 0) {
+ if (layout->topsep > 0)
+ layoutasc = layout->topsep * dh;
+ }
-void LyXText::breakAgain(RowList::iterator rit)
-{
- Assert(rit != rows().end());
-
- bool not_ready = true;
-
- do {
- pos_type z = rowBreakPoint(*rit);
- RowList::iterator tmprit = rit;
- RowList::iterator end = rows().end();
-
- if (z < rit->par()->size()) {
- RowList::iterator next_rit = boost::next(rit);
-
- if (next_rit == end ||
- (next_rit != end &&
- next_rit->par() != rit->par())) {
- // insert a new row
- ++z;
- Row newrow(rit->par(), z);
- rit = rowlist_.insert(next_rit, newrow);
- } else {
- ++rit;
- ++z;
- if (rit->pos() == z)
- not_ready = false; // the rest will not change
- else {
- rit->pos(z);
- }
+ prev = outerHook(pit, ownerParagraphs());
+ if (prev != ownerParagraphs().end()) {
+ maxasc += int(prev->layout()->parsep * dh);
+ } else if (pit != ownerParagraphs().begin()) {
+ ParagraphList::iterator prior_pit = boost::prior(pit);
+ if (prior_pit->getDepth() != 0 ||
+ prior_pit->layout() == layout) {
+ maxasc += int(layout->parsep * dh);
}
- } else {
- // if there are some rows too much, delete them
- // only if you broke the whole paragraph!
- RowList::iterator tmprit2 = rit;
- while (boost::next(tmprit2) != end
- && boost::next(tmprit2)->par() == rit->par()) {
- ++tmprit2;
- }
- while (tmprit2 != rit) {
- --tmprit2;
- removeRow(boost::next(tmprit2));
- }
- not_ready = false;
}
+ }
- // set the dimensions of the row
- tmprit->fill(fill(tmprit, workWidth()));
- setHeightOfRow(tmprit);
- } while (not_ready);
-}
+ // is it a bottom line?
+ if (row.endpos() >= pit->size()) {
+ // the bottom margin
+ ParagraphList::iterator nextpit = boost::next(pit);
+ if (nextpit == ownerParagraphs().end() && !isInInset())
+ maxdesc += PAPER_MARGIN;
+ // add the vertical spaces, that the user added
+ maxdesc += getLengthMarkerHeight(*bv(), pit->params().spaceBottom());
-// this is just a little changed version of break again
-void LyXText::breakAgainOneRow(RowList::iterator rit)
-{
- Assert(rit != rows().end());
-
- pos_type z = rowBreakPoint(*rit);
- RowList::iterator tmprit = rit;
- RowList::iterator end = rows().end();
-
- if (z < rit->par()->size()) {
- RowList::iterator next_rit = boost::next(rit);
-
- if (next_rit == end ||
- (next_rit != end &&
- next_rit->par() != rit->par())) {
- // insert a new row
- ++z;
- Row newrow(rit->par(), z);
- rit = rowlist_.insert(next_rit, newrow);
- } else {
- ++rit;
- ++z;
- if (rit->pos() != z)
- rit->pos(z);
- }
- } else {
- // if there are some rows too much, delete them
- // only if you broke the whole paragraph!
- RowList::iterator tmprit2 = rit;
- while (boost::next(tmprit2) != end
- && boost::next(tmprit2)->par() == rit->par()) {
- ++tmprit2;
- }
- while (tmprit2 != rit) {
- --tmprit2;
- removeRow(boost::next(tmprit2));
+ // and now the layout spaces, for example before and after
+ // a section, or between the items of a itemize or enumerate
+ // environment
+ if (nextpit != ownerParagraphs().end()) {
+ ParagraphList::iterator cpit = pit;
+ double usual = 0;
+ double unusual = 0;
+
+ if (cpit->getDepth() > nextpit->getDepth()) {
+ usual = cpit->layout()->bottomsep * dh;
+ cpit = depthHook(cpit, ownerParagraphs(), nextpit->getDepth());
+ if (cpit->layout() != nextpit->layout()
+ || nextpit->getLabelWidthString() != cpit->getLabelWidthString())
+ {
+ unusual = cpit->layout()->bottomsep * dh;
+ }
+ layoutdesc = max(unusual, usual);
+ } else if (cpit->getDepth() == nextpit->getDepth()) {
+ if (cpit->layout() != nextpit->layout()
+ || nextpit->getLabelWidthString() != cpit->getLabelWidthString())
+ layoutdesc = int(cpit->layout()->bottomsep * dh);
+ }
}
}
- // set the dimensions of the row
- tmprit->fill(fill(tmprit, workWidth()));
- setHeightOfRow(tmprit);
+ // incalculate the layout spaces
+ maxasc += int(layoutasc * 2 / (2 + pit->getDepth()));
+ maxdesc += int(layoutdesc * 2 / (2 + pit->getDepth()));
+
+ row.height(maxasc + maxdesc + labeladdon);
+ row.baseline(maxasc + labeladdon);
+ row.top_of_text(row.baseline() - font_metrics::maxAscent(font));
}
void LyXText::breakParagraph(ParagraphList & paragraphs, char keep_layout)
{
// allow only if at start or end, or all previous is new text
- if (cursor.pos() && cursor.pos() != cursor.par()->size()
- && cursor.par()->isChangeEdited(0, cursor.pos()))
+ ParagraphList::iterator cpit = cursorPar();
+ if (cursor.pos() && cursor.pos() != cpit->size()
+ && cpit->isChangeEdited(0, cursor.pos()))
return;
LyXTextClass const & tclass =
- bv()->buffer()->params.getLyXTextClass();
- LyXLayout_ptr const & layout = cursor.par()->layout();
+ bv()->buffer()->params().getLyXTextClass();
+ LyXLayout_ptr const & layout = cpit->layout();
// this is only allowed, if the current paragraph is not empty or caption
// and if it has not the keepempty flag active
- if (cursor.par()->empty() && !cursor.par()->allowEmpty()
+ if (cpit->empty() && !cpit->allowEmpty()
&& layout->labeltype != LABEL_SENSITIVE)
return;
- recordUndo(bv(), Undo::ATOMIC, cursor.par());
+ recUndo(cursor.par());
// Always break behind a space
//
// It is better to erase the space (Dekel)
- if (cursor.pos() < cursor.par()->size()
- && cursor.par()->isLineSeparator(cursor.pos()))
- cursor.par()->erase(cursor.pos());
- // cursor.pos(cursor.pos() + 1);
+ if (cursor.pos() < cpit->size() && cpit->isLineSeparator(cursor.pos()))
+ cpit->erase(cursor.pos());
// break the paragraph
if (keep_layout)
// breakParagraph call should return a bool if it inserts the
// paragraph before or behind and we should react on that one
// but we can fix this in 1.3.0 (Jug 20020509)
- bool const isempty = (cursor.par()->allowEmpty() && cursor.par()->empty());
- ::breakParagraph(bv()->buffer()->params, paragraphs, cursor.par(),
+ bool const isempty = cpit->allowEmpty() && cpit->empty();
+ ::breakParagraph(bv()->buffer()->params(), paragraphs, cpit,
cursor.pos(), keep_layout);
+#warning Trouble Point! (Lgb)
+ // When ::breakParagraph is called from within an inset we must
+ // ensure that the correct ParagraphList is used. Today that is not
+ // the case and the Buffer::paragraphs is used. Not good. (Lgb)
+ cpit = cursorPar();
+ ParagraphList::iterator next_par = boost::next(cpit);
+
// well this is the caption hack since one caption is really enough
if (layout->labeltype == LABEL_SENSITIVE) {
if (!cursor.pos())
// set to standard-layout
- cursor.par()->applyLayout(tclass.defaultLayout());
+ cpit->applyLayout(tclass.defaultLayout());
else
// set to standard-layout
- boost::next(cursor.par())->applyLayout(tclass.defaultLayout());
+ next_par->applyLayout(tclass.defaultLayout());
}
// if the cursor is at the beginning of a row without prior newline,
// move one row up!
// This touches only the screen-update. Otherwise we would may have
// an empty row on the screen
- if (cursor.pos() && cursorRow()->pos() == cursor.pos()
- && !cursorRow()->par()->isNewline(cursor.pos() - 1))
+ RowList::iterator crit = cpit->getRow(cursor.pos());
+ if (cursor.pos() && crit->pos() == cursor.pos()
+ && !cpit->isNewline(cursor.pos() - 1))
{
cursorLeft(bv());
}
- removeParagraph(cursorRow());
-
- // set the dimensions of the cursor row
- cursorRow()->fill(fill(cursorRow(), workWidth()));
-
- setHeightOfRow(cursorRow());
-
-#warning Trouble Point! (Lgb)
- // When ::breakParagraph is called from within an inset we must
- // ensure that the correct ParagraphList is used. Today that is not
- // the case and the Buffer::paragraphs is used. Not good. (Lgb)
- ParagraphList::iterator next_par = boost::next(cursor.par());
-
while (!next_par->empty() && next_par->isNewline(0))
next_par->erase(0);
- insertParagraph(next_par, boost::next(cursorRow()));
updateCounters();
+ redoParagraph(cpit);
+ redoParagraph(next_par);
// This check is necessary. Otherwise the new empty paragraph will
// be deleted automatically. And it is more friendly for the user!
if (cursor.pos() || isempty)
setCursor(next_par, 0);
else
- setCursor(cursor.par(), 0);
-
- if (boost::next(cursorRow()) != rows().end())
- breakAgain(boost::next(cursorRow()));
+ setCursor(cpit, 0);
}
-// Just a macro to make some thing easier.
+// convenience function
void LyXText::redoParagraph()
{
clearSelection();
- redoParagraph(cursor.par());
+ redoParagraph(cursorPar());
setCursorIntern(cursor.par(), cursor.pos());
}
// same Paragraph one to the right and make a rebreak
void LyXText::insertChar(char c)
{
- recordUndo(bv(), Undo::INSERT, cursor.par());
+ recordUndo(Undo::INSERT, this, cursor.par(), cursor.par());
// When the free-spacing option is set for the current layout,
// disable the double-space checking
- bool const freeSpacing = cursorRow()->par()->layout()->free_spacing ||
- cursorRow()->par()->isFreeSpacing();
+ bool const freeSpacing = cursorPar()->layout()->free_spacing ||
+ cursorPar()->isFreeSpacing();
if (lyxrc.auto_number) {
static string const number_operators = "+-/*";
if (!IsDigit(c) && !contains(number_operators, c) &&
!(contains(number_seperators, c) &&
cursor.pos() >= 1 &&
- cursor.pos() < cursor.par()->size() &&
- getFont(cursor.par(), cursor.pos()).number() == LyXFont::ON &&
- getFont(cursor.par(), cursor.pos() - 1).number() == LyXFont::ON)
+ cursor.pos() < cursorPar()->size() &&
+ getFont(cursorPar(), cursor.pos()).number() == LyXFont::ON &&
+ getFont(cursorPar(), cursor.pos() - 1).number() == LyXFont::ON)
)
number(bv()); // Set current_font.number to OFF
} else if (IsDigit(c) &&
number(bv()); // Set current_font.number to ON
if (cursor.pos() > 0) {
- char const c = cursor.par()->getChar(cursor.pos() - 1);
+ char const c = cursorPar()->getChar(cursor.pos() - 1);
if (contains(number_unary_operators, c) &&
(cursor.pos() == 1 ||
- cursor.par()->isSeparator(cursor.pos() - 2) ||
- cursor.par()->isNewline(cursor.pos() - 2))
+ cursorPar()->isSeparator(cursor.pos() - 2) ||
+ cursorPar()->isNewline(cursor.pos() - 2))
) {
setCharFont(
- cursor.par(),
+ cursorPar(),
cursor.pos() - 1,
current_font);
} else if (contains(number_seperators, c) &&
cursor.pos() >= 2 &&
getFont(
- cursor.par(),
+ cursorPar(),
cursor.pos() - 2).number() == LyXFont::ON) {
setCharFont(
- cursor.par(),
+ cursorPar(),
cursor.pos() - 1,
current_font);
}
}
}
-
// First check, if there will be two blanks together or a blank at
// the beginning of a paragraph.
// I decided to handle blanks like normal characters, the main
// and it should (along with realtmpfont) when we type the space.
// CHECK There is a bug here! (Asger)
- LyXFont realtmpfont = real_current_font;
- LyXFont rawtmpfont = current_font;
// store the current font. This is because of the use of cursor
// movements. The moving cursor would refresh the current font
-
- // Get the font that is used to calculate the baselineskip
- pos_type const lastpos = cursor.par()->size();
- LyXFont rawparfont =
- cursor.par()->getFontSettings(bv()->buffer()->params,
- lastpos - 1);
-
- bool jumped_over_space = false;
+ LyXFont realtmpfont = real_current_font;
+ LyXFont rawtmpfont = current_font;
if (!freeSpacing && IsLineSeparatorChar(c)) {
if ((cursor.pos() > 0
- && cursor.par()->isLineSeparator(cursor.pos() - 1))
+ && cursorPar()->isLineSeparator(cursor.pos() - 1))
|| (cursor.pos() > 0
- && cursor.par()->isNewline(cursor.pos() - 1))
+ && cursorPar()->isNewline(cursor.pos() - 1))
|| (cursor.pos() == 0)) {
static bool sent_space_message = false;
if (!sent_space_message) {
}
}
- // the display inset stuff
- if (cursorRow()->pos() < cursorRow()->par()->size()
- && cursorRow()->par()->isInset(cursorRow()->pos())) {
- InsetOld * inset = cursorRow()->par()->getInset(cursorRow()->pos());
- if (inset && (inset->display() || inset->needFullRow())) {
- // force a new break
- cursorRow()->fill(-1); // to force a new break
- }
- }
-
- // get the cursor row fist
- RowList::iterator row = cursorRow();
- if (c != Paragraph::META_INSET) {
- // Here case LyXText::InsertInset already inserted the character
- cursor.par()->insertChar(cursor.pos(), c);
- }
- setCharFont(cursor.par(), cursor.pos(), rawtmpfont);
-
- if (!jumped_over_space) {
- // refresh the positions
- RowList::iterator tmprow = row;
- while (boost::next(tmprow) != rows().end() &&
- boost::next(tmprow)->par() == row->par()) {
- ++tmprow;
- tmprow->pos(tmprow->pos() + 1);
- }
- }
-
- // Is there a break one row above
- if (row != rows().begin() &&
- boost::prior(row)->par() == row->par()
- && (cursor.par()->isLineSeparator(cursor.pos())
- || cursor.par()->isNewline(cursor.pos())
- || ((cursor.pos() + 1 < cursor.par()->size()) &&
- cursor.par()->isInset(cursor.pos() + 1))
- || cursorRow()->fill() == -1))
- {
- pos_type z = rowBreakPoint(*boost::prior(row));
-
- if (z >= row->pos()) {
- row->pos(z + 1);
-
- // set the dimensions of the row above
- boost::prior(row)->fill(fill(
- boost::prior(row),
- workWidth()));
-
- setHeightOfRow(boost::prior(row));
-
- breakAgainOneRow(row);
-
- current_font = rawtmpfont;
- real_current_font = realtmpfont;
- setCursor(cursor.par(), cursor.pos() + 1,
- false, cursor.boundary());
-
- // cursor MUST be in row now.
- // check, wether the last characters font has changed.
- if (cursor.pos() && cursor.pos() == cursor.par()->size()
- && rawparfont != rawtmpfont)
- redoHeightOfParagraph();
-
- charInserted();
- return;
- }
- }
-
- // recalculate the fill of the row
- if (row->fill() >= 0) {
- // needed because a newline will set fill to -1. Otherwise
- // we would not get a rebreak!
- row->fill(fill(row, workWidth()));
- }
-
- if (c == Paragraph::META_INSET || row->fill() < 0) {
- breakAgainOneRow(row);
-
- RowList::iterator next_row = boost::next(row);
+ // Here case LyXText::InsertInset already inserted the character
+ if (c != Paragraph::META_INSET)
+ cursorPar()->insertChar(cursor.pos(), c);
- // will the cursor be in another row now?
- if (lastPos(*this, row) <= cursor.pos() + 1 &&
- next_row != rows().end()) {
- if (next_row != rows().end() &&
- next_row->par() == row->par()) {
- // this should always be true
- ++row;
- }
-
- breakAgainOneRow(row);
- }
- current_font = rawtmpfont;
- real_current_font = realtmpfont;
-
- setCursor(cursor.par(), cursor.pos() + 1, false,
- cursor.boundary());
- if (isBoundary(bv()->buffer(), *cursor.par(), cursor.pos())
- != cursor.boundary())
- setCursor(cursor.par(), cursor.pos(), false,
- !cursor.boundary());
- } else {
- // FIXME: similar code is duplicated all over - make resetHeightOfRow
- setHeightOfRow(row);
+ setCharFont(cursorPar(), cursor.pos(), rawtmpfont);
- current_font = rawtmpfont;
- real_current_font = realtmpfont;
- setCursor(cursor.par(), cursor.pos() + 1, false,
- cursor.boundary());
- }
-
- // check, wether the last characters font has changed.
- if (cursor.pos() && cursor.pos() == cursor.par()->size()
- && rawparfont != rawtmpfont) {
- redoHeightOfParagraph();
- }
+ current_font = rawtmpfont;
+ real_current_font = realtmpfont;
+ redoParagraph(cursorPar());
+ setCursor(cursor.par(), cursor.pos() + 1, false, cursor.boundary());
charInserted();
}
void LyXText::charInserted()
{
- // Here we could call FinishUndo for every 20 characters inserted.
+ // Here we call finishUndo for every 20 characters inserted.
// This is from my experience how emacs does it. (Lgb)
static unsigned int counter;
if (counter < 20) {
}
-void LyXText::prepareToPrint(RowList::iterator rit, double & x,
- double & fill_separator,
- double & fill_hfill,
- double & fill_label_hfill,
- bool bidi) const
+void LyXText::prepareToPrint(ParagraphList::iterator pit, Row & row) const
{
- double w = rit->fill();
- fill_hfill = 0;
- fill_label_hfill = 0;
- fill_separator = 0;
- fill_label_hfill = 0;
-
- ParagraphList::iterator pit = rit->par();
+ double w = row.fill();
+ double fill_hfill = 0;
+ double fill_label_hfill = 0;
+ double fill_separator = 0;
+ double x = 0;
bool const is_rtl =
- pit->isRightToLeftPar(bv()->buffer()->params);
+ pit->isRightToLeftPar(bv()->buffer()->params());
if (is_rtl)
- x = workWidth() > 0 ? rightMargin(*bv()->buffer(), *rit) : 0;
+ x = workWidth() > 0 ? rightMargin(*pit, *bv()->buffer()) : 0;
else
- x = workWidth() > 0 ? leftMargin(*rit) : 0;
+ x = workWidth() > 0 ? leftMargin(pit, row) : 0;
// is there a manual margin with a manual label
LyXLayout_ptr const & layout = pit->layout();
if (layout->margintype == MARGIN_MANUAL
&& layout->labeltype == LABEL_MANUAL) {
/// We might have real hfills in the label part
- int nlh = numberOfLabelHfills(*this, rit);
+ int nlh = numberOfLabelHfills(*pit, row);
// A manual label par (e.g. List) has an auto-hfill
// between the label text and the body of the
if (!pit->empty())
++nlh;
- if (nlh && !pit->getLabelWidthString().empty()) {
- fill_label_hfill = labelFill(*rit) / double(nlh);
- }
+ if (nlh && !pit->getLabelWidthString().empty())
+ fill_label_hfill = labelFill(pit, row) / double(nlh);
}
// are there any hfills in the row?
- int const nh = numberOfHfills(*this, rit);
+ int const nh = numberOfHfills(*pit, row);
if (nh) {
if (w > 0)
// 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!
- } else if (int(rit->width()) < workWidth()) {
+ } else if (int(row.width()) < workWidth()) {
// is it block, flushleft or flushright?
// set x how you need it
int align;
- if (pit->params().align() == LYX_ALIGN_LAYOUT) {
+ if (pit->params().align() == LYX_ALIGN_LAYOUT)
align = layout->align;
- } else {
+ else
align = pit->params().align();
- }
- // center displayed insets
- InsetOld * inset = 0;
- if (rit->pos() < pit->size()
- && pit->isInset(rit->pos())
- && (inset = pit->getInset(rit->pos()))
- && (inset->display())) // || (inset->scroll() < 0)))
- align = (inset->lyxCode() == InsetOld::MATHMACRO_CODE)
- ? LYX_ALIGN_BLOCK : LYX_ALIGN_CENTER;
- // ERT insets should always be LEFT ALIGNED on screen
- inset = pit->inInset();
- if (inset && inset->owner() &&
- inset->owner()->lyxCode() == InsetOld::ERT_CODE)
+ // Display-style insets should always be on a centred row
+ // The test on pit->size() is to catch zero-size pars, which
+ // would trigger the assert in Paragraph::getInset().
+ //inset = pit->size() ? pit->getInset(row.pos()) : 0;
+ if (!pit->empty()
+ && pit->isInset(row.pos())
+ && pit->getInset(row.pos())->display())
{
- align = LYX_ALIGN_LEFT;
+ align = LYX_ALIGN_CENTER;
}
switch (align) {
- case LYX_ALIGN_BLOCK:
- {
- int const ns = numberOfSeparators(*this, rit);
- RowList::iterator next_row = boost::next(rit);
- ParagraphList::iterator next_pit = next_row->par();
-
- if (ns && next_row != rowlist_.end() &&
- next_pit == pit &&
- !(next_pit->isNewline(next_row->pos() - 1))
- && !(next_pit->isInset(next_row->pos()) &&
- next_pit->getInset(next_row->pos()) &&
- next_pit->getInset(next_row->pos())->display())
- ) {
- fill_separator = w / ns;
- } else if (is_rtl) {
- x += w;
+ case LYX_ALIGN_BLOCK: {
+ int const ns = numberOfSeparators(*pit, row);
+ bool disp_inset = false;
+ if (row.endpos() < pit->size()) {
+ InsetOld * in = pit->getInset(row.endpos());
+ if (in)
+ disp_inset = in->display();
+ }
+ // If we have separators, this is not the last row of a
+ // par, does not end in newline, and is not row above a
+ // display inset... then stretch it
+ if (ns
+ && row.endpos() < pit->size()
+ && !pit->isNewline(row.endpos() - 1)
+ && !disp_inset
+ ) {
+ fill_separator = w / ns;
+ } else if (is_rtl) {
+ x += w;
+ }
+ break;
}
- break;
- }
- case LYX_ALIGN_RIGHT:
+ case LYX_ALIGN_RIGHT:
x += w;
break;
- case LYX_ALIGN_CENTER:
+ case LYX_ALIGN_CENTER:
x += w / 2;
break;
}
}
- if (!bidi)
- return;
- computeBidiTables(bv()->buffer(), rit);
+ bidi.computeTables(*pit, *bv()->buffer(), row);
if (is_rtl) {
pos_type body_pos = pit->beginningOfBody();
- pos_type last = lastPos(*this, rit);
+ pos_type end = row.endpos();
- if (body_pos > 0 &&
- (body_pos - 1 > last ||
- !pit->isLineSeparator(body_pos - 1))) {
+ if (body_pos > 0
+ && (body_pos > end || !pit->isLineSeparator(body_pos - 1)))
+ {
x += font_metrics::width(layout->labelsep, getLabelFont(pit));
- if (body_pos - 1 <= last)
+ if (body_pos <= end)
x += fill_label_hfill;
}
}
+
+ row.fill_hfill(fill_hfill);
+ row.fill_label_hfill(fill_label_hfill);
+ row.fill_separator(fill_separator);
+ row.x(x);
}
void LyXText::cursorRightOneWord()
{
- ::cursorRightOneWord(cursor, ownerParagraphs());
- setCursor(cursor.par(), cursor.pos());
+ ::cursorRightOneWord(*this, cursor, ownerParagraphs());
+ setCursor(cursorPar(), cursor.pos());
}
void LyXText::cursorLeftOneWord()
{
LyXCursor tmpcursor = cursor;
- ::cursorLeftOneWord(tmpcursor, ownerParagraphs());
- setCursor(tmpcursor.par(), tmpcursor.pos());
+ ::cursorLeftOneWord(*this, tmpcursor, ownerParagraphs());
+ setCursor(getPar(tmpcursor), tmpcursor.pos());
}
void LyXText::selectWord(word_location loc)
{
LyXCursor from = cursor;
- LyXCursor to;
- ::getWord(from, to, loc, ownerParagraphs());
+ LyXCursor to = cursor;
+ ::getWord(*this, from, to, loc, ownerParagraphs());
if (cursor != from)
setCursor(from.par(), from.pos());
if (to == from)
void LyXText::acceptChange()
{
- if (!selection.set() && cursor.par()->size())
+ if (!selection.set() && cursorPar()->size())
return;
if (selection.start.par() == selection.end.par()) {
LyXCursor & startc = selection.start;
LyXCursor & endc = selection.end;
- recordUndo(bv(), Undo::INSERT, startc.par());
- startc.par()->acceptChange(startc.pos(), endc.pos());
+ recordUndo(Undo::INSERT, this, startc.par());
+ getPar(startc)->acceptChange(startc.pos(), endc.pos());
finishUndo();
clearSelection();
- redoParagraph(startc.par());
+ redoParagraph(getPar(startc));
setCursorIntern(startc.par(), 0);
}
#warning handle multi par selection
void LyXText::rejectChange()
{
- if (!selection.set() && cursor.par()->size())
+ if (!selection.set() && cursorPar()->size())
return;
if (selection.start.par() == selection.end.par()) {
LyXCursor & startc = selection.start;
LyXCursor & endc = selection.end;
- recordUndo(bv(), Undo::INSERT, startc.par());
- startc.par()->rejectChange(startc.pos(), endc.pos());
+ recordUndo(Undo::INSERT, this, startc.par());
+ getPar(startc)->rejectChange(startc.pos(), endc.pos());
finishUndo();
clearSelection();
- redoParagraph(startc.par());
+ redoParagraph(getPar(startc));
setCursorIntern(startc.par(), 0);
}
#warning handle multi par selection
}
-// This function is only used by the spellchecker for NextWord().
-// It doesn't handle LYX_ACCENTs and probably never will.
-WordLangTuple const
-LyXText::selectNextWordToSpellcheck(float & value)
-{
- if (the_locking_inset) {
- WordLangTuple word = the_locking_inset->selectNextWordToSpellcheck(bv(), value);
- if (!word.word().empty()) {
- value += float(cursor.y());
- value /= float(height);
- return word;
- }
- // we have to go on checking so move cursor to the next char
- if (cursor.pos() == cursor.par()->size()) {
- if (boost::next(cursor.par()) == ownerParagraphs().end())
- return word;
- cursor.par(boost::next(cursor.par()));
- cursor.pos(0);
- } else
- cursor.pos(cursor.pos() + 1);
- }
- ParagraphList::iterator tmppit = cursor.par();
-
- // If this is not the very first word, skip rest of
- // current word because we are probably in the middle
- // of a word if there is text here.
- if (cursor.pos() || cursor.par() != ownerParagraphs().begin()) {
- while (cursor.pos() < cursor.par()->size()
- && cursor.par()->isLetter(cursor.pos()))
- cursor.pos(cursor.pos() + 1);
- }
-
- // Now, skip until we have real text (will jump paragraphs)
- while (true) {
- ParagraphList::iterator cpit = cursor.par();
- pos_type const cpos(cursor.pos());
-
- if (cpos == cpit->size()) {
- if (boost::next(cpit) != ownerParagraphs().end()) {
- cursor.par(boost::next(cpit));
- cursor.pos(0);
- continue;
- }
- break;
- }
-
- bool const is_good_inset = cpit->isInset(cpos)
- && cpit->getInset(cpos)->allowSpellcheck();
-
- if (!isDeletedText(*cpit, cpos)
- && (is_good_inset || cpit->isLetter(cpos)))
- break;
-
- cursor.pos(cpos + 1);
- }
-
- // now check if we hit an inset so it has to be a inset containing text!
- if (cursor.pos() < cursor.par()->size() &&
- cursor.par()->isInset(cursor.pos())) {
- // lock the inset!
- FuncRequest cmd(bv(), LFUN_INSET_EDIT, "left");
- cursor.par()->getInset(cursor.pos())->localDispatch(cmd);
- // now call us again to do the above trick
- // but obviously we have to start from down below ;)
- return bv()->text->selectNextWordToSpellcheck(value);
- }
-
- // Update the value if we changed paragraphs
- if (cursor.par() != tmppit) {
- setCursor(cursor.par(), cursor.pos());
- value = float(cursor.y())/float(height);
- }
-
- // Start the selection from here
- selection.cursor = cursor;
-
- string lang_code = getFont(cursor.par(), cursor.pos()).language()->code();
- // and find the end of the word (insets like optional hyphens
- // and ligature break are part of a word)
- while (cursor.pos() < cursor.par()->size()
- && cursor.par()->isLetter(cursor.pos())
- && !isDeletedText(*cursor.par(), cursor.pos()))
- cursor.pos(cursor.pos() + 1);
-
- // Finally, we copy the word to a string and return it
- string str;
- if (selection.cursor.pos() < cursor.pos()) {
- pos_type i;
- for (i = selection.cursor.pos(); i < cursor.pos(); ++i) {
- if (!cursor.par()->isInset(i))
- str += cursor.par()->getChar(i);
- }
- }
- return WordLangTuple(str, lang_code);
-}
-
-
-// This one is also only for the spellchecker
-void LyXText::selectSelectedWord()
-{
- if (the_locking_inset) {
- the_locking_inset->selectSelectedWord(bv());
- return;
- }
- // move cursor to the beginning
- setCursor(selection.cursor.par(), selection.cursor.pos());
-
- // set the sel cursor
- selection.cursor = cursor;
-
- // now find the end of the word
- while (cursor.pos() < cursor.par()->size()
- && (cursor.par()->isLetter(cursor.pos())))
- cursor.pos(cursor.pos() + 1);
-
- setCursor(cursor.par(), cursor.pos());
-
- // finally set the selection
- setSelection();
-}
-
-
// Delete from cursor up to the end of the current or next word.
void LyXText::deleteWordForward()
{
- if (cursor.par()->empty())
+ if (cursorPar()->empty())
cursorRight(bv());
else {
LyXCursor tmpcursor = cursor;
selection.cursor = cursor;
cursor = tmpcursor;
setSelection();
-
- // Great, CutSelection() gets rid of multiple spaces.
cutSelection(true, false);
}
}
// Delete from cursor to start of current or prior word.
void LyXText::deleteWordBackward()
{
- if (cursor.par()->empty())
+ if (cursorPar()->empty())
cursorLeft(bv());
else {
LyXCursor tmpcursor = cursor;
// Kill to end of line.
void LyXText::deleteLineForward()
{
- if (cursor.par()->empty())
+ if (cursorPar()->empty()) {
// Paragraph is empty, so we just go to the right
cursorRight(bv());
- else {
+ } else {
LyXCursor tmpcursor = cursor;
// We can't store the row over a regular setCursor
// so we set it to 0 and reset it afterwards.
cursor = tmpcursor;
setSelection();
// What is this test for ??? (JMarc)
- if (!selection.set()) {
+ if (!selection.set())
deleteWordForward();
- } else {
+ else
cutSelection(true, false);
- }
}
}
to = selection.end;
} else {
from = cursor;
- ::getWord(from, to, lyx::PARTIAL_WORD, ownerParagraphs());
+ ::getWord(*this, from, to, lyx::PARTIAL_WORD, ownerParagraphs());
setCursor(to.par(), to.pos() + 1);
}
- recordUndo(bv(), Undo::ATOMIC, from.par(), to.par());
+ recordUndo(Undo::ATOMIC, this, from.par(), to.par());
pos_type pos = from.pos();
- ParagraphList::iterator pit = from.par();
+ int par = from.par();
- while (pit != ownerParagraphs().end() &&
- (pos != to.pos() || pit != to.par())) {
+ while (par != int(ownerParagraphs().size()) &&
+ (pos != to.pos() || par != to.par())) {
+ ParagraphList::iterator pit = getPar(par);
if (pos == pit->size()) {
- ++pit;
+ ++par;
pos = 0;
continue;
}
unsigned char c = pit->getChar(pos);
- if (!IsInsetChar(c)) {
+ if (c != Paragraph::META_INSET) {
switch (action) {
case text_lowercase:
c = lowercase(c);
}
#warning changes
pit->setChar(pos, c);
- checkParagraph(pit, pos);
-
++pos;
}
}
void LyXText::Delete()
{
// this is a very easy implementation
-
LyXCursor old_cursor = cursor;
- int const old_cur_par_id = old_cursor.par()->id();
- int const old_cur_par_prev_id =
- (old_cursor.par() != ownerParagraphs().begin() ?
- boost::prior(old_cursor.par())->id() : -1);
// just move to the right
cursorRight(bv());
- // CHECK Look at the comment here.
- // This check is not very good...
- // The cursorRightIntern calls DeleteEmptyParagrapgMechanism
- // and that can very well delete the par or par->previous in
- // old_cursor. Will a solution where we compare paragraph id's
- //work better?
- if ((cursor.par() != ownerParagraphs().begin() ? boost::prior(cursor.par())->id() : -1)
- == old_cur_par_prev_id
- && cursor.par()->id() != old_cur_par_id) {
- // delete-empty-paragraph-mechanism has done it
- return;
- }
-
// if you had success make a backspace
if (old_cursor.par() != cursor.par() || old_cursor.pos() != cursor.pos()) {
- LyXCursor tmpcursor = cursor;
- // to make sure undo gets the right cursor position
- cursor = old_cursor;
- recordUndo(bv(), Undo::DELETE, cursor.par());
- cursor = tmpcursor;
+ recordUndo(Undo::DELETE, this, old_cursor.par());
backspace();
}
}
void LyXText::backspace()
{
// Get the font that is used to calculate the baselineskip
- pos_type lastpos = cursor.par()->size();
- LyXFont rawparfont =
- cursor.par()->getFontSettings(bv()->buffer()->params,
- lastpos - 1);
+ ParagraphList::iterator pit = cursorPar();
+ pos_type lastpos = pit->size();
if (cursor.pos() == 0) {
// The cursor is at the beginning of a paragraph,
// so the the backspace will collapse two paragraphs into one.
// but it's not allowed unless it's new
- if (cursor.par()->isChangeEdited(0, cursor.par()->size()))
+ if (pit->isChangeEdited(0, pit->size()))
return;
// we may paste some paragraphs
// is it an empty paragraph?
- if ((lastpos == 0
- || (lastpos == 1 && cursor.par()->isSeparator(0)))) {
- // This is an empty paragraph and we delete it just by moving the cursor one step
- // left and let the DeleteEmptyParagraphMechanism handle the actual deletion
- // of the paragraph.
+ if (lastpos == 0 || (lastpos == 1 && pit->isSeparator(0))) {
+ // This is an empty paragraph and we delete it just
+ // by moving the cursor one step
+ // left and let the DeleteEmptyParagraphMechanism
+ // handle the actual deletion of the paragraph.
- if (cursor.par() != ownerParagraphs().begin()) {
- ParagraphList::iterator tmppit = boost::prior(cursor.par());
- if (cursor.par()->layout() == tmppit->layout()
- && cursor.par()->getAlign() == tmppit->getAlign()) {
+ if (cursor.par()) {
+ ParagraphList::iterator tmppit = getPar(cursor.par() - 1);
+ if (cursorPar()->layout() == tmppit->layout()
+ && cursorPar()->getAlign() == tmppit->getAlign()) {
// Inherit bottom DTD from the paragraph below.
// (the one we are deleting)
- tmppit->params().lineBottom(cursor.par()->params().lineBottom());
- tmppit->params().spaceBottom(cursor.par()->params().spaceBottom());
- tmppit->params().pagebreakBottom(cursor.par()->params().pagebreakBottom());
+ tmppit->params().spaceBottom(cursorPar()->params().spaceBottom());
}
cursorLeft(bv());
// the layout things can change the height of a row !
- setHeightOfRow(cursorRow());
+ redoParagraph();
return;
}
}
- if (cursor.par() != ownerParagraphs().begin()) {
- recordUndo(bv(), Undo::DELETE,
- boost::prior(cursor.par()),
- cursor.par());
- }
-
- ParagraphList::iterator tmppit = cursor.par();
- RowList::iterator tmprow = cursorRow();
+ if (cursor.par() != 0)
+ recordUndo(Undo::DELETE, this, cursor.par() - 1, cursor.par());
+ ParagraphList::iterator tmppit = cursorPar();
// We used to do cursorLeftIntern() here, but it is
// not a good idea since it triggers the auto-delete
// mechanism. So we do a cursorLeftIntern()-lite,
// without the dreaded mechanism. (JMarc)
- if (cursor.par() != ownerParagraphs().begin()) {
+ if (cursor.par() != 0) {
// steps into the above paragraph.
- setCursorIntern(boost::prior(cursor.par()),
- boost::prior(cursor.par())->size(),
+ setCursorIntern(cursor.par() - 1,
+ getPar(cursor.par() - 1)->size(),
false);
}
// Pasting is not allowed, if the paragraphs have different
// layout. I think it is a real bug of all other
// word processors to allow it. It confuses the user.
- // Even so with a footnote paragraph and a non-footnote
- // paragraph. I will not allow pasting in this case,
- // because the user would be confused if the footnote behaves
- // different wether it is open or closed.
-
- // Correction: Pasting is always allowed with standard-layout
- LyXTextClass const & tclass =
- bv()->buffer()->params.getLyXTextClass();
-
- if (cursor.par() != tmppit
- && (cursor.par()->layout() == tmppit->layout()
- || tmppit->layout() == tclass.defaultLayout())
- && cursor.par()->getAlign() == tmppit->getAlign()) {
- removeParagraph(tmprow);
- removeRow(tmprow);
- mergeParagraph(bv()->buffer()->params, bv()->buffer()->paragraphs, cursor.par());
-
- if (!cursor.pos() || !cursor.par()->isSeparator(cursor.pos() - 1))
- ; //cursor.par()->insertChar(cursor.pos(), ' ');
- // strangely enough it seems that commenting out the line above removes
- // most or all of the segfaults. I will however also try to move the
- // two Remove... lines in front of the PasteParagraph too.
- else
- if (cursor.pos())
- cursor.pos(cursor.pos() - 1);
-
- // remove the lost paragraph
- // This one is not safe, since the paragraph that the tmprow and the
- // following rows belong to has been deleted by the PasteParagraph
- // above. The question is... could this be moved in front of the
- // PasteParagraph?
- //RemoveParagraph(tmprow);
- //RemoveRow(tmprow);
-
- // This rebuilds the rows.
- appendParagraph(cursorRow());
- updateCounters();
+ // Correction: Pasting is always allowed with standard-layout
+ Buffer & buf = *bv()->buffer();
+ BufferParams const & bufparams = buf.params();
+ LyXTextClass const & tclass = bufparams.getLyXTextClass();
+ ParagraphList::iterator const cpit = cursorPar();
+
+ if (cpit != tmppit
+ && (cpit->layout() == tmppit->layout()
+ || tmppit->layout() == tclass.defaultLayout())
+ && cpit->getAlign() == tmppit->getAlign()) {
+ mergeParagraph(bufparams, buf.paragraphs(), cpit);
+
+ if (cursor.pos() && cpit->isSeparator(cursor.pos() - 1))
+ cursor.pos(cursor.pos() - 1);
- // the row may have changed, block, hfills etc.
+ // the counters may have changed
+ updateCounters();
setCursor(cursor.par(), cursor.pos(), false);
}
} else {
// this is the code for a normal backspace, not pasting
// any paragraphs
- recordUndo(bv(), Undo::DELETE, cursor.par());
+ recordUndo(Undo::DELETE, this, cursor.par());
// We used to do cursorLeftIntern() here, but it is
// not a good idea since it triggers the auto-delete
// mechanism. So we do a cursorLeftIntern()-lite,
// without the dreaded mechanism. (JMarc)
- setCursorIntern(cursor.par(), cursor.pos()- 1,
+ setCursorIntern(cursor.par(), cursor.pos() - 1,
false, cursor.boundary());
+ cursorPar()->erase(cursor.pos());
+ }
- if (cursor.par()->isInset(cursor.pos())) {
- // force complete redo when erasing display insets
- // this is a cruel method but safe..... Matthias
- if (cursor.par()->getInset(cursor.pos())->display() ||
- cursor.par()->getInset(cursor.pos())->needFullRow()) {
- cursor.par()->erase(cursor.pos());
- redoParagraph();
- return;
- }
- }
+ lastpos = cursorPar()->size();
+ if (cursor.pos() == lastpos)
+ setCurrentFont();
- RowList::iterator row = cursorRow();
- int y = cursor.y() - row->baseline();
- pos_type z;
- // remember that a space at the end of a row doesnt count
- // when calculating the fill
- if (cursor.pos() < lastPos(*this, row) ||
- !cursor.par()->isLineSeparator(cursor.pos())) {
- row->fill(row->fill() + singleWidth(
- cursor.par(),
- cursor.pos()));
- }
+ redoParagraph();
+ setCursor(cursor.par(), cursor.pos(), false, cursor.boundary());
+}
- // some special code when deleting a newline. This is similar
- // to the behavior when pasting paragraphs
- if (cursor.pos() && cursor.par()->isNewline(cursor.pos())) {
- cursor.par()->erase(cursor.pos());
- // refresh the positions
- RowList::iterator tmprow = row;
- while (boost::next(tmprow) != rows().end() &&
- boost::next(tmprow)->par() == row->par()) {
- ++tmprow;
- tmprow->pos(tmprow->pos() - 1);
- }
- if (cursor.par()->isLineSeparator(cursor.pos() - 1))
- cursor.pos(cursor.pos() - 1);
- if (cursor.pos() < cursor.par()->size()
- && !cursor.par()->isSeparator(cursor.pos())) {
- cursor.par()->insertChar(cursor.pos(), ' ');
- setCharFont(cursor.par(), cursor.pos(), current_font);
- // refresh the positions
- tmprow = row;
- while (boost::next(tmprow) != rows().end() &&
- boost::next(tmprow)->par() == row->par()) {
- ++tmprow;
- tmprow->pos(tmprow->pos() + 1);
- }
- }
- } else {
- cursor.par()->erase(cursor.pos());
-
- // refresh the positions
- RowList::iterator tmprow = row;
- while (boost::next(tmprow) != rows().end() &&
- boost::next(tmprow)->par() == row->par()) {
- ++tmprow;
- tmprow->pos(tmprow->pos() - 1);
- }
+ParagraphList::iterator LyXText::cursorPar() const
+{
+ return getPar(cursor.par());
+#warning have a look at this again later.
+ // We need some method to mark the cache as invalidated when
+ // the paragraph it points get removed, for this to work.
+ if (cursor.par() != cache_pos_) {
+ cache_pos_ = cursor.par();
+ cache_par_ = getPar(cache_pos_);
+ }
+ return cache_par_;
+}
- // delete newlines at the beginning of paragraphs
- while (!cursor.par()->empty() &&
- cursor.pos() < cursor.par()->size() &&
- cursor.par()->isNewline(cursor.pos()) &&
- cursor.pos() == cursor.par()->beginningOfBody()) {
- cursor.par()->erase(cursor.pos());
- // refresh the positions
- tmprow = row;
- while (boost::next(tmprow) != rows().end() &&
- boost::next(tmprow)->par() == row->par()) {
- ++tmprow;
- tmprow->pos(tmprow->pos() - 1);
- }
- }
- }
- // is there a break one row above
- if (row != rows().begin() && boost::prior(row)->par() == row->par()) {
- z = rowBreakPoint(*boost::prior(row));
- if (z >= row->pos()) {
- row->pos(z + 1);
+RowList::iterator LyXText::cursorRow() const
+{
+ return cursorPar()->getRow(cursor.pos());
+}
- RowList::iterator tmprow = boost::prior(row);
- // maybe the current row is now empty
- if (row->pos() >= row->par()->size()) {
- // remove it
- removeRow(row);
- } else {
- breakAgainOneRow(row);
- }
+ParagraphList::iterator LyXText::getPar(LyXCursor const & cur) const
+{
+ return getPar(cur.par());
+}
- // set the dimensions of the row above
- y -= tmprow->height();
- tmprow->fill(fill(tmprow, workWidth()));
- setHeightOfRow(tmprow);
-
- setCursor(cursor.par(), cursor.pos(),
- false, cursor.boundary());
- //current_font = rawtmpfont;
- //real_current_font = realtmpfont;
- // check, whether the last character's font has changed.
- if (rawparfont !=
- cursor.par()->getFontSettings(bv()->buffer()->params,
- cursor.par()->size() - 1))
- redoHeightOfParagraph();
- return;
- }
- }
- // break the cursor row again
- if (boost::next(row) != rows().end() &&
- boost::next(row)->par() == row->par() &&
- (lastPos(*this, row) == row->par()->size() - 1 ||
- rowBreakPoint(*row) != lastPos(*this, row))) {
-
- // it can happen that a paragraph loses one row
- // without a real breakup. This is when a word
- // is to long to be broken. Well, I don t care this
- // hack ;-)
- if (lastPos(*this, row) == row->par()->size() - 1)
- removeRow(boost::next(row));
-
- breakAgainOneRow(row);
- // will the cursor be in another row now?
- if (boost::next(row) != rows().end() &&
- boost::next(row)->par() == row->par() &&
- lastPos(*this, row) <= cursor.pos()) {
- ++row;
- breakAgainOneRow(row);
- }
+ParagraphList::iterator LyXText::getPar(int par) const
+{
+ BOOST_ASSERT(par >= 0);
+ BOOST_ASSERT(par < int(ownerParagraphs().size()));
+ ParagraphList::iterator pit = ownerParagraphs().begin();
+ std::advance(pit, par);
+ return pit;
+}
- setCursor(cursor.par(), cursor.pos(), false, cursor.boundary());
- } else {
- // set the dimensions of the row
- row->fill(fill(row, workWidth()));
- setHeightOfRow(row);
- setCursor(cursor.par(), cursor.pos(), false, cursor.boundary());
- }
- }
- // current_font = rawtmpfont;
- // real_current_font = realtmpfont;
+RowList::iterator
+LyXText::getRowNearY(int y, ParagraphList::iterator & pit) const
+{
+ //lyxerr << "getRowNearY: y " << y << endl;
+#if 0
+ ParagraphList::iterator const pend = ownerParagraphs().end();
+ pit = ownerParagraphs().begin();
+ while (int(pit->y + pit->height) < y && pit != pend)
+ ++pit;
+
+ RowList::iterator rit = pit->rows.begin();
+ RowList::iterator const rend = pit->rows.end();
+ while (int(pit->y + rit->y_offset()) < y && rit != rend)
+ ++rit;
+ return rit;
+
+#else
+ pit = boost::prior(ownerParagraphs().end());
- if (isBoundary(bv()->buffer(), *cursor.par(), cursor.pos())
- != cursor.boundary())
- setCursor(cursor.par(), cursor.pos(), false, !cursor.boundary());
+ RowList::iterator rit = lastRow();
+ RowList::iterator rbegin = firstRow();
- lastpos = cursor.par()->size();
- if (cursor.pos() == lastpos)
- setCurrentFont();
+ while (rit != rbegin && int(pit->y + rit->y_offset()) > y)
+ previousRow(pit, rit);
- // check, whether the last characters font has changed.
- if (rawparfont !=
- cursor.par()->getFontSettings(bv()->buffer()->params, lastpos - 1)) {
- redoHeightOfParagraph();
- }
+ return rit;
+#endif
}
-RowList::iterator LyXText::cursorRow() const
+int LyXText::getDepth() const
{
- return getRow(cursor.par(), cursor.pos());
+ return cursorPar()->getDepth();
}
-RowList::iterator LyXText::getRow(LyXCursor const & cur) const
+RowList::iterator LyXText::firstRow() const
{
- return getRow(cur.par(), cur.pos());
+ return ownerParagraphs().front().rows.begin();
}
-RowList::iterator
-LyXText::getRow(ParagraphList::iterator pit, pos_type pos) const
+RowList::iterator LyXText::lastRow() const
{
- if (rows().empty())
- return rowlist_.end();
+ return boost::prior(endRow());
+}
- // find the first row of the specified paragraph
- RowList::iterator rit = rowlist_.begin();
- RowList::iterator end = rowlist_.end();
- while (boost::next(rit) != end && rit->par() != pit) {
- ++rit;
+
+RowList::iterator LyXText::endRow() const
+{
+ return ownerParagraphs().back().rows.end();
+}
+
+
+void LyXText::nextRow(ParagraphList::iterator & pit,
+ RowList::iterator & rit) const
+{
+ ++rit;
+ if (rit == pit->rows.end()) {
+ ++pit;
+ if (pit == ownerParagraphs().end())
+ --pit;
+ else
+ rit = pit->rows.begin();
}
+}
- // now find the wanted row
- while (rit->pos() < pos
- && boost::next(rit) != end
- && boost::next(rit)->par() == pit
- && boost::next(rit)->pos() <= pos) {
- ++rit;
+
+void LyXText::previousRow(ParagraphList::iterator & pit,
+ RowList::iterator & rit) const
+{
+ if (rit != pit->rows.begin())
+ --rit;
+ else {
+ BOOST_ASSERT(pit != ownerParagraphs().begin());
+ --pit;
+ rit = boost::prior(pit->rows.end());
}
+}
- return rit;
+
+string LyXText::selectionAsString(Buffer const & buffer, bool label) const
+{
+ if (!selection.set())
+ return string();
+
+ // should be const ...
+ ParagraphList::iterator startpit = getPar(selection.start);
+ ParagraphList::iterator endpit = getPar(selection.end);
+ size_t const startpos = selection.start.pos();
+ size_t const endpos = selection.end.pos();
+
+ if (startpit == endpit)
+ return startpit->asString(buffer, startpos, endpos, label);
+
+ // First paragraph in selection
+ string result =
+ startpit->asString(buffer, startpos, startpit->size(), label) + "\n\n";
+
+ // The paragraphs in between (if any)
+ ParagraphList::iterator pit = startpit;
+ for (++pit; pit != endpit; ++pit)
+ result += pit->asString(buffer, 0, pit->size(), label) + "\n\n";
+
+ // Last paragraph in selection
+ result += endpit->asString(buffer, 0, endpos, label);
+
+ return result;
}
-// returns pointer to a specified row
-RowList::iterator
-LyXText::getRow(ParagraphList::iterator pit, pos_type pos, int & y) const
+int LyXText::parOffset(ParagraphList::iterator pit) const
{
- y = 0;
+ return std::distance(ownerParagraphs().begin(), pit);
+}
- if (rows().empty())
- return rowlist_.end();
- // find the first row of the specified paragraph
- RowList::iterator rit = rowlist_.begin();
- RowList::iterator end = rowlist_.end();
- while (boost::next(rit) != end && rit->par() != pit) {
- y += rit->height();
- ++rit;
- }
+void LyXText::redoParagraphInternal(ParagraphList::iterator pit)
+{
+ // remove rows of paragraph, keep track of height changes
+ height -= pit->height;
+
+ // clear old data
+ pit->rows.clear();
+ pit->height = 0;
+ pit->width = 0;
+
+ // redo insets
+ InsetList::iterator ii = pit->insetlist.begin();
+ InsetList::iterator iend = pit->insetlist.end();
+ for (; ii != iend; ++ii) {
+ Dimension dim;
+ MetricsInfo mi(bv(), getFont(pit, ii->pos), workWidth());
+ ii->inset->metrics(mi, dim);
+ }
+
+ // rebreak the paragraph
+ int const ww = workWidth();
+ pos_type z = 0;
+ do {
+ Row row(z);
+ rowBreakPoint(pit, row);
+ z = row.endpos();
+ fill(pit, row, ww);
+ prepareToPrint(pit, row);
+ setHeightOfRow(pit, row);
+ row.y_offset(pit->height);
+ pit->rows.push_back(row);
+ pit->width = std::max(pit->width, row.width());
+ pit->height += row.height();
+ } while (z < pit->size());
+
+ height += pit->height;
+ //lyxerr << "redoParagraph: " << pit->rows.size() << " rows\n";
+}
- // now find the wanted row
- while (rit->pos() < pos
- && boost::next(rit) != end
- && boost::next(rit)->par() == pit
- && boost::next(rit)->pos() <= pos) {
- y += rit->height();
- ++rit;
- }
- return rit;
+void LyXText::redoParagraphs(ParagraphList::iterator pit,
+ ParagraphList::iterator end)
+{
+ for ( ; pit != end; ++pit)
+ redoParagraphInternal(pit);
+ updateRowPositions();
}
-// returns pointer to some fancy row 'below' specified row
-RowList::iterator LyXText::cursorIRow() const
+void LyXText::redoParagraph(ParagraphList::iterator pit)
{
- int y = 0;
- return getRow(cursor.par(), cursor.pos(), y);
+ redoParagraphInternal(pit);
+ updateRowPositions();
}
-RowList::iterator LyXText::getRowNearY(int & y) const
+void LyXText::fullRebreak()
{
- RowList::iterator rit = anchor_row_;
- RowList::iterator const beg = rows().begin();
- RowList::iterator const end = rows().end();
+ redoParagraphs(ownerParagraphs().begin(), ownerParagraphs().end());
+ redoCursor();
+ selection.cursor = cursor;
+}
- if (rows().empty()) {
- y = 0;
- return end;
- }
- if (rit == end)
- rit = beg;
- int tmpy = rit->y();
+void LyXText::metrics(MetricsInfo & mi, Dimension & dim)
+{
+ //lyxerr << "LyXText::metrics: width: " << mi.base.textwidth
+ // << " workWidth: " << workWidth() << "\nfont: " << mi.base.font << endl;
+ //BOOST_ASSERT(mi.base.textwidth);
- if (tmpy <= y) {
- while (rit != end && tmpy <= y) {
- tmpy += rit->height();
- ++rit;
- }
- if (rit != beg) {
- --rit;
- tmpy -= rit->height();
- }
- } else {
- while (rit != beg && tmpy > y) {
- --rit;
- tmpy -= rit->height();
- }
- }
- if (tmpy < 0 || rit == end) {
- tmpy = 0;
- rit = beg;
- }
+ // rebuild row cache. This recomputes height as well.
+ redoParagraphs(ownerParagraphs().begin(), ownerParagraphs().end());
- // return the rel y
- y = tmpy;
+ width = maxParagraphWidth(ownerParagraphs());
- return rit;
+ // final dimension
+ dim.asc = firstRow()->ascent_of_text();
+ dim.des = height - dim.asc;
+ dim.wid = std::max(mi.base.textwidth, int(width));
}
-int LyXText::getDepth() const
+bool LyXText::isLastRow(ParagraphList::iterator pit, Row const & row) const
+{
+ return row.endpos() >= pit->size()
+ && boost::next(pit) == ownerParagraphs().end();
+}
+
+
+bool LyXText::isFirstRow(ParagraphList::iterator pit, Row const & row) const
{
- return cursor.par()->getDepth();
+ return row.pos() == 0 && pit == ownerParagraphs().begin();
}