#include "lyxtext.h"
+#include "author.h"
#include "buffer.h"
#include "bufferparams.h"
#include "BufferView.h"
+#include "cursor.h"
#include "debug.h"
#include "dispatchresult.h"
#include "encoding.h"
#include "language.h"
#include "LColor.h"
#include "lyxlength.h"
+#include "lyxlex.h"
#include "lyxrc.h"
#include "lyxrow.h"
#include "lyxrow_funcs.h"
#include "support/lstrings.h"
#include "support/textutils.h"
+#include "support/tostr.h"
+#include "support/std_sstream.h"
using lyx::pos_type;
using lyx::word_location;
+using lyx::support::bformat;
using lyx::support::contains;
using lyx::support::lowercase;
+using lyx::support::split;
using lyx::support::uppercase;
+using std::advance;
+using std::distance;
using std::max;
+using std::min;
using std::endl;
using std::string;
extern int const NEST_MARGIN = 20;
/// margin for changebar
extern int const CHANGEBAR_MARGIN = 10;
+/// right margin
+extern int const RIGHT_MARGIN = 10;
namespace {
+int numberOfSeparators(Paragraph const & par, Row const & row)
+{
+ pos_type const first = max(row.pos(), par.beginOfBody());
+ pos_type const last = row.endpos() - 1;
+ int n = 0;
+ for (pos_type p = first; p < last; ++p) {
+ if (par.isSeparator(p))
+ ++n;
+ }
+ return n;
+}
+
+
unsigned int maxParagraphWidth(ParagraphList const & plist)
{
unsigned int width = 0;
return width;
}
+
+int numberOfLabelHfills(Paragraph const & par, Row const & row)
+{
+ pos_type last = row.endpos() - 1;
+ pos_type first = row.pos();
+
+ // hfill *DO* count at the beginning of paragraphs!
+ if (first) {
+ while (first < last && par.isHfill(first))
+ ++first;
+ }
+
+ last = min(last, par.beginOfBody());
+ int n = 0;
+ for (pos_type p = first; p < last; ++p) {
+ if (par.isHfill(p))
+ ++n;
+ }
+ return n;
+}
+
+
+int numberOfHfills(Paragraph const & par, Row const & row)
+{
+ pos_type const last = row.endpos() - 1;
+ pos_type first = row.pos();
+
+ // hfill *DO* count at the beginning of paragraphs!
+ if (first) {
+ while (first < last && par.isHfill(first))
+ ++first;
+ }
+
+ first = max(first, par.beginOfBody());
+
+ int n = 0;
+ for (pos_type p = first; p < last; ++p) {
+ if (par.isHfill(p))
+ ++n;
+ }
+ return n;
+}
+
} // namespace anon
void LyXText::updateParPositions()
{
- ParagraphList::iterator pit = ownerParagraphs().begin();
- ParagraphList::iterator end = ownerParagraphs().end();
+ ParagraphList::iterator pit = paragraphs().begin();
+ ParagraphList::iterator end = paragraphs().end();
for (height = 0; pit != end; ++pit) {
pit->y = height;
height += pit->height;
if (pit->getDepth() == 0) {
if (pit->layout() == tclass.defaultLayout()) {
// find the previous same level paragraph
- if (pit != ownerParagraphs().begin()) {
+ if (pit != paragraphs().begin()) {
ParagraphList::iterator newpit =
- depthHook(pit, ownerParagraphs(), pit->getDepth());
+ depthHook(pit, paragraphs(), pit->getDepth());
if (newpit == pit && newpit->layout()->nextnoindent)
parindent.erase();
}
} else {
// find the next level paragraph
ParagraphList::iterator newpar =
- outerHook(pit, ownerParagraphs());
+ outerHook(pit, paragraphs());
// Make a corresponding row. Need to call leftMargin()
// to check whether it is a sufficent paragraph.
- if (newpar != ownerParagraphs().end()
+ if (newpar != paragraphs().end()
&& newpar->layout()->isEnvironment()) {
x = leftMargin(newpar);
}
- if (newpar != ownerParagraphs().end()
+ if (newpar != paragraphs().end()
&& pit->layout() == tclass.defaultLayout()) {
if (newpar->params().noindent())
parindent.erase();
// theorems (JMarc)
|| (layout->labeltype == LABEL_STATIC
&& layout->latextype == LATEX_ENVIRONMENT
- && !isFirstInSequence(pit, ownerParagraphs()))) {
+ && !isFirstInSequence(pit, paragraphs()))) {
x += font_metrics::signedWidth(layout->leftmargin,
labelfont);
} else if (layout->labeltype != LABEL_TOP_ENVIRONMENT
break;
case MARGIN_RIGHT_ADDRESS_BOX: {
+#if 0
// ok, a terrible hack. The left margin depends on the widest
// row in this paragraph.
RowList::iterator rit = pit->rows.begin();
x += font_metrics::signedWidth(layout->leftmargin,
tclass.defaultfont());
x += minfill;
+#endif
+ // also wrong, but much shorter.
+ x += textwidth_ / 2;
break;
}
}
- if (!pit->params().leftIndent().zero()) {
- int const tw = inset_owner ?
- inset_owner->latexTextWidth(bv()) : textWidth();
- x += pit->params().leftIndent().inPixels(tw);
- }
+ if (!pit->params().leftIndent().zero())
+ x += pit->params().leftIndent().inPixels(textWidth());
LyXAlignment align;
align = pit->params().align();
// set the correct parindent
- if (pos == 0) {
- if ((layout->labeltype == LABEL_NO_LABEL
- || layout->labeltype == LABEL_TOP_ENVIRONMENT
- || layout->labeltype == LABEL_CENTERED_TOP_ENVIRONMENT
- || (layout->labeltype == LABEL_STATIC
- && layout->latextype == LATEX_ENVIRONMENT
- && !isFirstInSequence(pit, ownerParagraphs())))
- && align == LYX_ALIGN_BLOCK
- && !pit->params().noindent()
- // in tabulars and ert paragraphs are never indented!
- && (!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());
- }
+ if (pos == 0
+ && (layout->labeltype == LABEL_NO_LABEL
+ || layout->labeltype == LABEL_TOP_ENVIRONMENT
+ || layout->labeltype == LABEL_CENTERED_TOP_ENVIRONMENT
+ || (layout->labeltype == LABEL_STATIC
+ && layout->latextype == LATEX_ENVIRONMENT
+ && !isFirstInSequence(pit, paragraphs())))
+ && align == LYX_ALIGN_BLOCK
+ && !pit->params().noindent()
+ // in tabulars and ert paragraphs are never indented!
+ && (!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());
}
return x;
{
LyXTextClass const & tclass = bv()->buffer()->params().getLyXTextClass();
- return
+ return
+ RIGHT_MARGIN
+ font_metrics::signedWidth(tclass.rightmargin(),
tclass.defaultfont())
+ font_metrics::signedWidth(par.layout()->rightmargin,
}
x += thiswidth;
- //lyxerr << "i: " << i << " x: "
- //<< x << " width: " << width << endl;
chunkwidth += thiswidth;
}
if (x >= width) {
// if no break before, break here
if (point == end || chunkwidth >= width - left) {
- if (i > pos) {
+ if (i > pos)
point = i;
- break;
- }
+ else
+ point = i + 1;
+
}
// exit on last registered breakpoint:
break;
}
-// returns the minimum space a row needs on the screen in pixel
-void LyXText::fill(ParagraphList::iterator pit, Row & row, int workwidth) const
+void LyXText::setRowWidth(ParagraphList::iterator pit, Row & row) const
{
// get the pure distance
pos_type const end = row.endpos();
w = max(w, labelEnd(pit));
}
- int const fill = workwidth - w - rightMargin(*pit);
- row.fill(fill);
- row.width(workwidth - fill);
+ row.width(w + rightMargin(*pit));
}
LColor_color LyXText::backgroundColor() const
{
- if (inset_owner)
- return inset_owner->backgroundColor();
- return LColor::background;
+ return LColor_color(LColor::color(background_color_));
}
// are taken from the layoutfont. Nicer on the screen :)
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.
+ // 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, row.pos());
LyXFont::FONT_SIZE const tmpsize = font.size();
font = getLayoutFont(pit);
// some parksips VERY EASY IMPLEMENTATION
if (bv()->buffer()->params().paragraph_separation
== BufferParams::PARSEP_SKIP
- && pit != ownerParagraphs().begin()
+ && pit != paragraphs().begin()
&& ((layout->isParagraph() && pit->getDepth() == 0)
|| (boost::prior(pit)->layout()->isParagraph()
&& boost::prior(pit)->getDepth() == 0)))
maxasc += bufparams.getDefSkip().inPixels(*bv());
}
- // add user added vertical space
- maxasc += getLengthMarkerHeight(*bv(), pit->params().spaceTop());
-
if (pit->params().startOfAppendix())
maxasc += int(3 * dh);
if ((layout->labeltype == LABEL_TOP_ENVIRONMENT
|| layout->labeltype == LABEL_BIBLIO
|| layout->labeltype == LABEL_CENTERED_TOP_ENVIRONMENT)
- && isFirstInSequence(pit, ownerParagraphs())
+ && isFirstInSequence(pit, paragraphs())
&& !pit->getLabelstring().empty())
{
labeladdon = int(
+ (layout->topsep + layout->labelbottomsep) * dh);
}
- // And now the layout spaces, for example before and after
+ // Add 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());
+ depthHook(pit, paragraphs(), 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) {
+ } else if (pit != paragraphs().begin() || row.pos() != 0) {
if (layout->topsep > 0)
layoutasc = layout->topsep * dh;
}
- prev = outerHook(pit, ownerParagraphs());
- if (prev != ownerParagraphs().end()) {
+ prev = outerHook(pit, paragraphs());
+ if (prev != paragraphs().end()) {
maxasc += int(prev->layout()->parsep * dh);
- } else if (pit != ownerParagraphs().begin()) {
+ } else if (pit != paragraphs().begin()) {
ParagraphList::iterator prior_pit = boost::prior(pit);
if (prior_pit->getDepth() != 0 ||
prior_pit->layout() == layout) {
// is it a bottom line?
if (row.endpos() >= pit->size()) {
- // add the vertical spaces, that the user added
- maxdesc += getLengthMarkerHeight(*bv(), pit->params().spaceBottom());
-
- // and now the layout spaces, for example before and after
+ // add the layout spaces, for example before and after
// a section, or between the items of a itemize or enumerate
// environment
ParagraphList::iterator nextpit = boost::next(pit);
- if (nextpit != ownerParagraphs().end()) {
+ if (nextpit != paragraphs().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());
+ cpit = depthHook(cpit, paragraphs(), nextpit->getDepth());
if (cpit->layout() != nextpit->layout()
|| nextpit->getLabelWidthString() != cpit->getLabelWidthString())
{
}
-void LyXText::breakParagraph(ParagraphList & paragraphs, char keep_layout)
+void LyXText::breakParagraph(LCursor & cur, char keep_layout)
{
+ BOOST_ASSERT(this == cur.text());
// allow only if at start or end, or all previous is new text
- ParagraphList::iterator cpit = cursorPar();
- if (cursor.pos() && cursor.pos() != cpit->size()
- && cpit->isChangeEdited(0, cursor.pos()))
+ Paragraph & cpar = cur.paragraph();
+ ParagraphList::iterator cpit = getPar(cur.par());
+
+ if (cur.pos() != 0 && cur.pos() != cur.lastpos()
+ && cpar.isChangeEdited(0, cur.pos()))
return;
LyXTextClass const & tclass =
bv()->buffer()->params().getLyXTextClass();
- LyXLayout_ptr const & layout = cpit->layout();
+ LyXLayout_ptr const & layout = cpar.layout();
- // this is only allowed, if the current paragraph is not empty or caption
- // and if it has not the keepempty flag active
- if (cpit->empty() && !cpit->allowEmpty()
+ // this is only allowed, if the current paragraph is not empty
+ // or caption and if it has not the keepempty flag active
+ if (cur.lastpos() == 0 && !cpar.allowEmpty()
&& layout->labeltype != LABEL_SENSITIVE)
return;
- recUndo(cursor.par());
+ // a layout change may affect also the following paragraph
+ recUndo(cur.par(), parOffset(undoSpan(cpit)) - 1);
// Always break behind a space
- //
// It is better to erase the space (Dekel)
- if (cursor.pos() < cpit->size() && cpit->isLineSeparator(cursor.pos()))
- cpit->erase(cursor.pos());
+ if (cur.pos() != cur.lastpos() && cpar.isLineSeparator(cur.pos()))
+ cpar.erase(cur.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 = 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();
+ bool const isempty = cpar.allowEmpty() && cpar.empty();
+ ::breakParagraph(bv()->buffer()->params(), paragraphs(), cpit,
+ cur.pos(), keep_layout);
+
+ cpit = getPar(cur.par());
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())
+ if (!cur.pos())
// set to standard-layout
cpit->applyLayout(tclass.defaultLayout());
else
// move one row up!
// This touches only the screen-update. Otherwise we would may have
// an empty row on the screen
- RowList::iterator crit = cpit->getRow(cursor.pos());
- if (cursor.pos() && crit->pos() == cursor.pos()
- && !cpit->isNewline(cursor.pos() - 1))
+ if (cur.pos() != 0 && cur.textRow().pos() == cur.pos()
+ && !cpit->isNewline(cur.pos() - 1))
{
- cursorLeft(bv());
+ cursorLeft(cur);
}
while (!next_par->empty() && next_par->isNewline(0))
// 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);
+ if (cur.pos() != 0 || isempty)
+ setCursor(cur, cur.par() + 1, 0);
else
- setCursor(cpit, 0);
+ setCursor(cur, cur.par(), 0);
}
// convenience function
-void LyXText::redoParagraph()
+void LyXText::redoParagraph(LCursor & cur)
{
- clearSelection();
- redoParagraph(cursorPar());
- setCursorIntern(cursor.par(), cursor.pos());
+ BOOST_ASSERT(this == cur.text());
+ cur.clearSelection();
+ redoParagraph(getPar(cur.par()));
+ setCursorIntern(cur, cur.par(), cur.pos());
}
// insert a character, moves all the following breaks in the
// same Paragraph one to the right and make a rebreak
-void LyXText::insertChar(char c)
+void LyXText::insertChar(LCursor & cur, char c)
{
- recordUndo(Undo::INSERT, this, cursor.par(), cursor.par());
+ BOOST_ASSERT(this == cur.text());
+ recordUndo(cur, Undo::INSERT);
- // When the free-spacing option is set for the current layout,
- // disable the double-space checking
+ Paragraph & par = cur.paragraph();
+ // try to remove this
+ ParagraphList::iterator pit = getPar(cur.par());
- bool const freeSpacing = cursorPar()->layout()->free_spacing ||
- cursorPar()->isFreeSpacing();
+ bool const freeSpacing = par.layout()->free_spacing ||
+ par.isFreeSpacing();
if (lyxrc.auto_number) {
static string const number_operators = "+-/*";
if (current_font.number() == LyXFont::ON) {
if (!IsDigit(c) && !contains(number_operators, c) &&
!(contains(number_seperators, c) &&
- cursor.pos() >= 1 &&
- cursor.pos() < cursorPar()->size() &&
- getFont(cursorPar(), cursor.pos()).number() == LyXFont::ON &&
- getFont(cursorPar(), cursor.pos() - 1).number() == LyXFont::ON)
+ cur.pos() != 0 &&
+ cur.pos() != cur.lastpos() &&
+ getFont(pit, cur.pos()).number() == LyXFont::ON &&
+ getFont(pit, cur.pos() - 1).number() == LyXFont::ON)
)
- number(); // Set current_font.number to OFF
+ number(cur); // Set current_font.number to OFF
} else if (IsDigit(c) &&
real_current_font.isVisibleRightToLeft()) {
- number(); // Set current_font.number to ON
+ number(cur); // Set current_font.number to ON
- if (cursor.pos() > 0) {
- char const c = cursorPar()->getChar(cursor.pos() - 1);
+ if (cur.pos() != 0) {
+ char const c = par.getChar(cur.pos() - 1);
if (contains(number_unary_operators, c) &&
- (cursor.pos() == 1 ||
- cursorPar()->isSeparator(cursor.pos() - 2) ||
- cursorPar()->isNewline(cursor.pos() - 2))
+ (cur.pos() == 1
+ || par.isSeparator(cur.pos() - 2)
+ || par.isNewline(cur.pos() - 2))
) {
- setCharFont(
- cursorPar(),
- cursor.pos() - 1,
- current_font);
- } else if (contains(number_seperators, c) &&
- cursor.pos() >= 2 &&
- getFont(
- cursorPar(),
- cursor.pos() - 2).number() == LyXFont::ON) {
- setCharFont(
- cursorPar(),
- cursor.pos() - 1,
- current_font);
+ setCharFont(pit, cur.pos() - 1, current_font);
+ } else if (contains(number_seperators, c)
+ && cur.pos() >= 2
+ && getFont(pit, cur.pos() - 2).number() == LyXFont::ON) {
+ setCharFont(pit, cur.pos() - 1, current_font);
}
}
}
LyXFont realtmpfont = real_current_font;
LyXFont rawtmpfont = current_font;
+ // When the free-spacing option is set for the current layout,
+ // disable the double-space checking
if (!freeSpacing && IsLineSeparatorChar(c)) {
- if ((cursor.pos() > 0
- && cursorPar()->isLineSeparator(cursor.pos() - 1))
- || (cursor.pos() > 0
- && cursorPar()->isNewline(cursor.pos() - 1))
- || (cursor.pos() == 0)) {
+ if (cur.pos() == 0) {
static bool sent_space_message = false;
if (!sent_space_message) {
- if (cursor.pos() == 0)
- bv()->owner()->message(_("You cannot insert a space at the beginning of a paragraph. Please read the Tutorial."));
- else
- bv()->owner()->message(_("You cannot type two spaces this way. Please read the Tutorial."));
+ cur.message(_("You cannot insert a space at the "
+ "beginning of a paragraph. Please read the Tutorial."));
+ sent_space_message = true;
+ return;
+ }
+ }
+ BOOST_ASSERT(cur.pos() > 0);
+ if (par.isLineSeparator(cur.pos() - 1)
+ || par.isNewline(cur.pos() - 1)) {
+ static bool sent_space_message = false;
+ if (!sent_space_message) {
+ cur.message(_("You cannot type two spaces this way. "
+ "Please read the Tutorial."));
sent_space_message = true;
}
- charInserted();
return;
}
}
// Here case LyXText::InsertInset already inserted the character
if (c != Paragraph::META_INSET)
- cursorPar()->insertChar(cursor.pos(), c);
+ par.insertChar(cur.pos(), c);
- setCharFont(cursorPar(), cursor.pos(), rawtmpfont);
+ setCharFont(pit, cur.pos(), rawtmpfont);
current_font = rawtmpfont;
real_current_font = realtmpfont;
- redoParagraph(cursorPar());
- setCursor(cursor.par(), cursor.pos() + 1, false, cursor.boundary());
-
+ redoParagraph(cur);
+ setCursor(cur, cur.par(), cur.pos() + 1, false, cur.boundary());
charInserted();
}
void LyXText::prepareToPrint(ParagraphList::iterator pit, Row & row) const
{
- double w = row.fill();
+ double w = textWidth() - row.width();
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());
+ bool const is_rtl = isRTL(*pit);
if (is_rtl)
x = rightMargin(*pit);
else
}
switch (align) {
- 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;
+ case LYX_ALIGN_BLOCK: {
+ int const ns = numberOfSeparators(*pit, row);
+ bool disp_inset = false;
+ if (row.endpos() < pit->size()) {
+ InsetBase * 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;
}
- case LYX_ALIGN_RIGHT:
+ break;
+ }
+ case LYX_ALIGN_RIGHT:
x += w;
break;
- case LYX_ALIGN_CENTER:
+ case LYX_ALIGN_CENTER:
x += w / 2;
break;
}
// the cursor set functions have a special mechanism. When they
// realize, that you left an empty paragraph, they will delete it.
-void LyXText::cursorRightOneWord()
+void LyXText::cursorRightOneWord(LCursor & cur)
{
- cursorRightOneWord(cursor);
- setCursor(cursorPar(), cursor.pos());
+ BOOST_ASSERT(this == cur.text());
+ if (cur.pos() == cur.lastpos() && cur.par() != cur.lastpar()) {
+ ++cur.par();
+ cur.pos() = 0;
+ } else {
+ // Skip through initial nonword stuff.
+ // Treat floats and insets as words.
+ while (cur.pos() != cur.lastpos() && !cur.paragraph().isWord(cur.pos()))
+ ++cur.pos();
+ // Advance through word.
+ while (cur.pos() != cur.lastpos() && cur.paragraph().isWord(cur.pos()))
+ ++cur.pos();
+ }
+ setCursor(cur, cur.par(), cur.pos());
}
-// Skip initial whitespace at end of word and move cursor to *start*
-// of prior word, not to end of next prior word.
-void LyXText::cursorLeftOneWord()
+void LyXText::cursorLeftOneWord(LCursor & cur)
{
- LyXCursor tmpcursor = cursor;
- cursorLeftOneWord(tmpcursor);
- setCursor(getPar(tmpcursor), tmpcursor.pos());
+ BOOST_ASSERT(this == cur.text());
+ if (cur.pos() == 0 && cur.par() != 0) {
+ --cur.par();
+ cur.pos() = cur.lastpos();
+ } else {
+ // Skip through initial nonword stuff.
+ // Treat floats and insets as words.
+ while (cur.pos() != 0 && !cur.paragraph().isWord(cur.pos() - 1))
+ --cur.pos();
+ // Advance through word.
+ while (cur.pos() != 0 && cur.paragraph().isWord(cur.pos() - 1))
+ --cur.pos();
+ }
+ setCursor(cur, cur.par(), cur.pos());
}
-void LyXText::selectWord(word_location loc)
+void LyXText::selectWord(LCursor & cur, word_location loc)
{
- LyXCursor from = cursor;
- LyXCursor to = cursor;
+ BOOST_ASSERT(this == cur.text());
+ CursorSlice from = cur.current();
+ CursorSlice to = cur.current();
getWord(from, to, loc);
- if (cursor != from)
- setCursor(from.par(), from.pos());
+ if (cur.current() != from)
+ setCursor(cur, from.par(), from.pos());
if (to == from)
return;
- selection.cursor = cursor;
- setCursor(to.par(), to.pos());
- setSelection();
+ cur.resetAnchor();
+ setCursor(cur, to.par(), to.pos());
+ cur.setSelection();
}
// Select the word currently under the cursor when no
// selection is currently set
-bool LyXText::selectWordWhenUnderCursor(word_location loc)
+bool LyXText::selectWordWhenUnderCursor(LCursor & cur, word_location loc)
{
- if (!selection.set()) {
- selectWord(loc);
- return selection.set();
- }
- return false;
+ BOOST_ASSERT(this == cur.text());
+ if (cur.selection())
+ return false;
+ selectWord(cur, loc);
+ return cur.selection();
}
-void LyXText::acceptChange()
+void LyXText::acceptChange(LCursor & cur)
{
- if (!selection.set() && cursorPar()->size())
+ BOOST_ASSERT(this == cur.text());
+ if (!cur.selection() && cur.lastpos() != 0)
return;
- if (selection.start.par() == selection.end.par()) {
- LyXCursor & startc = selection.start;
- LyXCursor & endc = selection.end;
- recordUndo(Undo::INSERT, this, startc.par());
+ CursorSlice const & startc = cur.selBegin();
+ CursorSlice const & endc = cur.selEnd();
+ if (startc.par() == endc.par()) {
+ recordUndoSelection(cur, Undo::INSERT);
getPar(startc)->acceptChange(startc.pos(), endc.pos());
finishUndo();
- clearSelection();
+ cur.clearSelection();
redoParagraph(getPar(startc));
- setCursorIntern(startc.par(), 0);
+ setCursorIntern(cur, startc.par(), 0);
}
#warning handle multi par selection
}
-void LyXText::rejectChange()
+void LyXText::rejectChange(LCursor & cur)
{
- if (!selection.set() && cursorPar()->size())
+ BOOST_ASSERT(this == cur.text());
+ if (!cur.selection() && cur.lastpos() != 0)
return;
- if (selection.start.par() == selection.end.par()) {
- LyXCursor & startc = selection.start;
- LyXCursor & endc = selection.end;
- recordUndo(Undo::INSERT, this, startc.par());
+ CursorSlice const & startc = cur.selBegin();
+ CursorSlice const & endc = cur.selEnd();
+ if (startc.par() == endc.par()) {
+ recordUndoSelection(cur, Undo::INSERT);
getPar(startc)->rejectChange(startc.pos(), endc.pos());
finishUndo();
- clearSelection();
+ cur.clearSelection();
redoParagraph(getPar(startc));
- setCursorIntern(startc.par(), 0);
+ setCursorIntern(cur, startc.par(), 0);
}
#warning handle multi par selection
}
// Delete from cursor up to the end of the current or next word.
-void LyXText::deleteWordForward()
+void LyXText::deleteWordForward(LCursor & cur)
{
- if (cursorPar()->empty())
- cursorRight(bv());
+ BOOST_ASSERT(this == cur.text());
+ if (cur.lastpos() == 0)
+ cursorRight(cur);
else {
- LyXCursor tmpcursor = cursor;
- selection.set(true); // to avoid deletion
- cursorRightOneWord();
- setCursor(tmpcursor, tmpcursor.par(), tmpcursor.pos());
- selection.cursor = cursor;
- cursor = tmpcursor;
- setSelection();
- cutSelection(true, false);
+ cur.resetAnchor();
+ cur.selection() = true;
+ cursorRightOneWord(cur);
+ cur.setSelection();
+ cutSelection(cur, true, false);
}
}
// Delete from cursor to start of current or prior word.
-void LyXText::deleteWordBackward()
+void LyXText::deleteWordBackward(LCursor & cur)
{
- if (cursorPar()->empty())
- cursorLeft(bv());
+ BOOST_ASSERT(this == cur.text());
+ if (cur.lastpos() == 0)
+ cursorLeft(cur);
else {
- LyXCursor tmpcursor = cursor;
- selection.set(true); // to avoid deletion
- cursorLeftOneWord();
- setCursor(tmpcursor, tmpcursor.par(), tmpcursor.pos());
- selection.cursor = cursor;
- cursor = tmpcursor;
- setSelection();
- cutSelection(true, false);
+ cur.resetAnchor();
+ cur.selection() = true;
+ cursorLeftOneWord(cur);
+ cur.setSelection();
+ cutSelection(cur, true, false);
}
}
// Kill to end of line.
-void LyXText::deleteLineForward()
+void LyXText::deleteLineForward(LCursor & cur)
{
- if (cursorPar()->empty()) {
+ BOOST_ASSERT(this == cur.text());
+ if (cur.lastpos() == 0) {
// Paragraph is empty, so we just go to the right
- cursorRight(bv());
+ cursorRight(cur);
} else {
- LyXCursor tmpcursor = cursor;
- // We can't store the row over a regular setCursor
- // so we set it to 0 and reset it afterwards.
- selection.set(true); // to avoid deletion
- cursorEnd();
- setCursor(tmpcursor, tmpcursor.par(), tmpcursor.pos());
- selection.cursor = cursor;
- cursor = tmpcursor;
- setSelection();
+ cur.resetAnchor();
+ cur.selection() = true; // to avoid deletion
+ cursorEnd(cur);
+ cur.setSelection();
// What is this test for ??? (JMarc)
- if (!selection.set())
- deleteWordForward();
+ if (!cur.selection())
+ deleteWordForward(cur);
else
- cutSelection(true, false);
+ cutSelection(cur, true, false);
}
}
-void LyXText::changeCase(LyXText::TextCase action)
+void LyXText::changeCase(LCursor & cur, LyXText::TextCase action)
{
- LyXCursor from;
- LyXCursor to;
+ BOOST_ASSERT(this == cur.text());
+ CursorSlice from;
+ CursorSlice to;
- if (selection.set()) {
- from = selection.start;
- to = selection.end;
+ if (cur.selection()) {
+ from = cur.selBegin();
+ to = cur.selEnd();
} else {
- from = cursor;
+ from = cursor();
getWord(from, to, lyx::PARTIAL_WORD);
- setCursor(to.par(), to.pos() + 1);
+ setCursor(cur, to.par(), to.pos() + 1);
}
- recordUndo(Undo::ATOMIC, this, from.par(), to.par());
+ recordUndoSelection(cur);
pos_type pos = from.pos();
int par = from.par();
- while (par != int(ownerParagraphs().size()) &&
+ while (par != int(paragraphs().size()) &&
(pos != to.pos() || par != to.par())) {
ParagraphList::iterator pit = getPar(par);
if (pos == pit->size()) {
}
-void LyXText::Delete()
+void LyXText::Delete(LCursor & cur)
{
- // this is a very easy implementation
- LyXCursor old_cursor = cursor;
-
- // just move to the right
- cursorRight(bv());
-
- // if you had success make a backspace
- if (old_cursor.par() != cursor.par() || old_cursor.pos() != cursor.pos()) {
- recordUndo(Undo::DELETE, this, old_cursor.par());
- backspace();
+ BOOST_ASSERT(this == cur.text());
+ // just move to the right, if we had success make a backspace
+ CursorSlice sl = cur.current();
+ cursorRight(cur);
+ if (sl == cur.current()) {
+ recordUndo(cur, Undo::DELETE, cur.par(), max(0, cur.par() - 1));
+ backspace(cur);
}
}
-void LyXText::backspace()
+void LyXText::backspace(LCursor & cur)
{
- // Get the font that is used to calculate the baselineskip
- 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.
+ BOOST_ASSERT(this == cur.text());
+ if (cur.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 (pit->isChangeEdited(0, pit->size()))
+ Paragraph & par = cur.paragraph();
+ if (par.isChangeEdited(0, par.size()))
return;
// we may paste some paragraphs
// is it an empty paragraph?
-
- if (lastpos == 0 || (lastpos == 1 && pit->isSeparator(0))) {
+ pos_type lastpos = cur.lastpos();
+ if (lastpos == 0 || (lastpos == 1 && 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 (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().spaceBottom(cursorPar()->params().spaceBottom());
- }
-
- cursorLeft(bv());
-
+ if (cur.par() != 0) {
+ cursorLeft(cur);
// the layout things can change the height of a row !
- redoParagraph();
+ redoParagraph(cur);
return;
}
}
- if (cursor.par() != 0)
- recordUndo(Undo::DELETE, this, cursor.par() - 1, cursor.par());
+ if (cur.par() != 0)
+ recordUndo(cur, Undo::DELETE, cur.par() - 1);
- ParagraphList::iterator tmppit = cursorPar();
+ ParagraphList::iterator tmppit = getPar(cur.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)
- if (cursor.par() != 0) {
+ if (cur.par() != 0) {
// steps into the above paragraph.
- setCursorIntern(cursor.par() - 1,
- getPar(cursor.par() - 1)->size(),
+ setCursorIntern(cur, cur.par() - 1,
+ getPar(cur.par() - 1)->size(),
false);
}
Buffer & buf = *bv()->buffer();
BufferParams const & bufparams = buf.params();
LyXTextClass const & tclass = bufparams.getLyXTextClass();
- ParagraphList::iterator const cpit = cursorPar();
+ ParagraphList::iterator const cpit = getPar(cur.par());
if (cpit != tmppit
&& (cpit->layout() == tmppit->layout()
&& cpit->getAlign() == tmppit->getAlign()) {
mergeParagraph(bufparams, buf.paragraphs(), cpit);
- if (cursor.pos() && cpit->isSeparator(cursor.pos() - 1))
- cursor.pos(cursor.pos() - 1);
+ if (cur.pos() != 0 && cpit->isSeparator(cur.pos() - 1))
+ --cur.pos();
// the counters may have changed
updateCounters();
- setCursor(cursor.par(), cursor.pos(), false);
+ setCursor(cur, cur.par(), cur.pos(), false);
}
} else {
// this is the code for a normal backspace, not pasting
// any paragraphs
- recordUndo(Undo::DELETE, this, cursor.par());
+ recordUndo(cur, Undo::DELETE);
// 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,
- false, cursor.boundary());
- cursorPar()->erase(cursor.pos());
+ setCursorIntern(cur, cur.par(), cur.pos() - 1,
+ false, cur.boundary());
+ cur.paragraph().erase(cur.pos());
}
- lastpos = cursorPar()->size();
- if (cursor.pos() == lastpos)
- setCurrentFont();
+ if (cur.pos() == cur.lastpos())
+ setCurrentFont(cur);
- redoParagraph();
- setCursor(cursor.par(), cursor.pos(), false, cursor.boundary());
+ redoParagraph(cur);
+ setCursor(cur, cur.par(), cur.pos(), false, cur.boundary());
}
ParagraphList::iterator LyXText::cursorPar() const
{
- return getPar(cursor.par());
+ //lyxerr << "### cursorPar: cursor: " << bv()->cursor() << endl;
+ //lyxerr << "xxx cursorPar: cursor: " << cursor() << endl;
+ return getPar(cursor().par());
}
-RowList::iterator LyXText::cursorRow() const
-{
- return cursorPar()->getRow(cursor.pos());
-}
-
-
-ParagraphList::iterator LyXText::getPar(LyXCursor const & cur) const
+ParagraphList::iterator LyXText::getPar(CursorSlice const & cur) const
{
return getPar(cur.par());
}
ParagraphList::iterator LyXText::getPar(int par) const
{
+ //lyxerr << "getPar: " << par << " from " << paragraphs().size() << endl;
BOOST_ASSERT(par >= 0);
- BOOST_ASSERT(par < int(ownerParagraphs().size()));
- ParagraphList::iterator pit = ownerParagraphs().begin();
- std::advance(pit, par);
+ BOOST_ASSERT(par < int(paragraphs().size()));
+ ParagraphList::iterator pit = paragraphs().begin();
+ advance(pit, par);
return pit;
}
+// y is relative to this LyXText's top
RowList::iterator
LyXText::getRowNearY(int y, ParagraphList::iterator & pit) const
{
- //lyxerr << "getRowNearY: y " << y << endl;
+ BOOST_ASSERT(!paragraphs().empty());
+ BOOST_ASSERT(!paragraphs().begin()->rows.empty());
#if 1
ParagraphList::iterator const
- pend = boost::prior(ownerParagraphs().end());
- pit = ownerParagraphs().begin();
+ pend = boost::prior(paragraphs().end());
+ pit = paragraphs().begin();
while (int(pit->y + pit->height) < y && pit != pend)
++pit;
return rit;
#else
- pit = boost::prior(ownerParagraphs().end());
+ pit = boost::prior(paragraphs().end());
RowList::iterator rit = lastRow();
RowList::iterator rbegin = firstRow();
RowList::iterator LyXText::firstRow() const
{
- return ownerParagraphs().front().rows.begin();
-}
-
-
-ParagraphList::iterator LyXText::firstPar() const
-{
- return ownerParagraphs().begin();
+ return paragraphs().front().rows.begin();
}
}
-ParagraphList::iterator LyXText::lastPar() const
-{
- return boost::prior(endPar());
-}
-
-
RowList::iterator LyXText::endRow() const
{
- return ownerParagraphs().back().rows.end();
-}
-
-
-ParagraphList::iterator LyXText::endPar() const
-{
- return ownerParagraphs().end();
+ return paragraphs().back().rows.end();
}
++rit;
if (rit == pit->rows.end()) {
++pit;
- if (pit == ownerParagraphs().end())
+ if (pit == paragraphs().end())
--pit;
else
rit = pit->rows.begin();
if (rit != pit->rows.begin())
--rit;
else {
- BOOST_ASSERT(pit != ownerParagraphs().begin());
+ BOOST_ASSERT(pit != paragraphs().begin());
--pit;
rit = boost::prior(pit->rows.end());
}
}
-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;
-}
-
-
int LyXText::parOffset(ParagraphList::iterator pit) const
{
- return std::distance(ownerParagraphs().begin(), pit);
+ return distance(paragraphs().begin(), pit);
}
do {
Row row(z);
rowBreakPoint(pit, row);
- z = row.endpos();
- fill(pit, row, textwidth_);
+ setRowWidth(pit, row);
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();
+ z = row.endpos();
} while (z < pit->size());
height += pit->height;
void LyXText::fullRebreak()
{
- redoParagraphs(ownerParagraphs().begin(), ownerParagraphs().end());
- redoCursor();
- selection.cursor = cursor;
+ redoParagraphs(paragraphs().begin(), paragraphs().end());
+ bv()->cursor().resetAnchor();
}
// << " textWidth: " << textWidth() << "\nfont: " << mi.base.font << endl;
// Rebuild row cache. This recomputes height as well.
- redoParagraphs(ownerParagraphs().begin(), ownerParagraphs().end());
+ redoParagraphs(paragraphs().begin(), paragraphs().end());
- width = maxParagraphWidth(ownerParagraphs());
+ width = maxParagraphWidth(paragraphs());
// final dimension
dim.asc = firstRow()->ascent_of_text();
dim.des = height - dim.asc;
- dim.wid = std::max(mi.base.textwidth, int(width));
+ dim.wid = width;
}
-bool LyXText::isLastRow(ParagraphList::iterator pit, Row const & row) const
+// only used for inset right now. should also be used for main text
+void LyXText::draw(PainterInfo & pi, int x, int y) const
{
- return row.endpos() >= pit->size()
- && boost::next(pit) == ownerParagraphs().end();
+ xo_ = x;
+ yo_ = y;
+ paintTextInset(*this, pi, x, y);
}
-bool LyXText::isFirstRow(ParagraphList::iterator pit, Row const & row) const
+// only used for inset right now. should also be used for main text
+void LyXText::drawSelection(PainterInfo &, int, int) const
{
- return row.pos() == 0 && pit == ownerParagraphs().begin();
+ //lyxerr << "LyXText::drawSelection at " << x << " " << y << endl;
}
-void LyXText::cursorLeftOneWord(LyXCursor & cursor)
+bool LyXText::isLastRow(ParagraphList::iterator pit, Row const & row) const
{
- // treat HFills, floats and Insets as words
-
- ParagraphList::iterator pit = cursorPar();
- size_t pos = cursor.pos();
-
- while (pos &&
- (pit->isSeparator(pos - 1) ||
- pit->isKomma(pos - 1) ||
- pit->isNewline(pos - 1)) &&
- !(pit->isHfill(pos - 1) ||
- pit->isInset(pos - 1)))
- --pos;
-
- if (pos &&
- (pit->isInset(pos - 1) ||
- pit->isHfill(pos - 1))) {
- --pos;
- } else if (!pos) {
- if (pit != ownerParagraphs().begin()) {
- --pit;
- pos = pit->size();
- }
- } else { // Here, cur != 0
- while (pos > 0 && pit->isWord(pos - 1))
- --pos;
- }
-
- cursor.par(parOffset(pit));
- cursor.pos(pos);
+ return row.endpos() >= pit->size()
+ && boost::next(pit) == paragraphs().end();
}
-void LyXText::cursorRightOneWord(LyXCursor & cursor)
+bool LyXText::isFirstRow(ParagraphList::iterator pit, Row const & row) const
{
- // treat floats, HFills and Insets as words
- ParagraphList::iterator pit = cursorPar();
- pos_type pos = cursor.pos();
-
- if (pos == pit->size() &&
- boost::next(pit) != ownerParagraphs().end()) {
- ++pit;
- pos = 0;
- } else {
- // Skip through initial nonword stuff.
- while (pos < pit->size() && !pit->isWord(pos)) {
- ++pos;
- }
- // Advance through word.
- while (pos < pit->size() && pit->isWord(pos)) {
- ++pos;
- }
- }
-
- cursor.par(parOffset(pit));
- cursor.pos(pos);
+ return row.pos() == 0 && pit == paragraphs().begin();
}
-void LyXText::getWord(LyXCursor & from, LyXCursor & to, word_location const loc)
+void LyXText::getWord(CursorSlice & from, CursorSlice & to,
+ word_location const loc)
{
- ParagraphList::iterator from_par = getPar(from);
- ParagraphList::iterator to_par = getPar(to);
+ Paragraph & from_par = *getPar(from);
switch (loc) {
case lyx::WHOLE_WORD_STRICT:
- if (from.pos() == 0 || from.pos() == from_par->size()
- || from_par->isSeparator(from.pos())
- || from_par->isKomma(from.pos())
- || from_par->isNewline(from.pos())
- || from_par->isSeparator(from.pos() - 1)
- || from_par->isKomma(from.pos() - 1)
- || from_par->isNewline(from.pos() - 1)) {
+ if (from.pos() == 0 || from.pos() == from_par.size()
+ || from_par.isSeparator(from.pos())
+ || from_par.isKomma(from.pos())
+ || from_par.isNewline(from.pos())
+ || from_par.isSeparator(from.pos() - 1)
+ || from_par.isKomma(from.pos() - 1)
+ || from_par.isNewline(from.pos() - 1)) {
to = from;
return;
}
case lyx::WHOLE_WORD:
// Move cursor to the beginning, when not already there.
- if (from.pos() && !from_par->isSeparator(from.pos() - 1)
- && !(from_par->isKomma(from.pos() - 1)
- || from_par->isNewline(from.pos() - 1)))
- cursorLeftOneWord(from);
+ if (from.pos() && !from_par.isSeparator(from.pos() - 1)
+ && !(from_par.isKomma(from.pos() - 1)
+ || from_par.isNewline(from.pos() - 1)))
+ cursorLeftOneWord(bv()->cursor());
break;
case lyx::PREVIOUS_WORD:
// always move the cursor to the beginning of previous word
- cursorLeftOneWord(from);
+ cursorLeftOneWord(bv()->cursor());
break;
case lyx::NEXT_WORD:
lyxerr << "LyXText::getWord: NEXT_WORD not implemented yet"
break;
}
to = from;
- while (to.pos() < to_par->size()
- && !to_par->isSeparator(to.pos())
- && !to_par->isKomma(to.pos())
- && !to_par->isNewline(to.pos())
- && !to_par->isHfill(to.pos())
- && !to_par->isInset(to.pos()))
+ Paragraph & to_par = *getPar(to);
+ while (to.pos() < to_par.size()
+ && !to_par.isSeparator(to.pos())
+ && !to_par.isKomma(to.pos())
+ && !to_par.isNewline(to.pos())
+ && !to_par.isHfill(to.pos())
+ && !to_par.isInset(to.pos()))
{
- to.pos(to.pos() + 1);
+ ++to.pos();
+ }
+}
+
+
+void LyXText::write(Buffer const & buf, std::ostream & os) const
+{
+ ParagraphList::const_iterator pit = paragraphs().begin();
+ ParagraphList::const_iterator end = paragraphs().end();
+ Paragraph::depth_type dth = 0;
+ for (; pit != end; ++pit)
+ pit->write(buf, os, buf.params(), dth);
+}
+
+
+bool LyXText::read(Buffer const & buf, LyXLex & lex)
+{
+ static Change current_change;
+
+ bool the_end_read = false;
+ ParagraphList::iterator pit = paragraphs().begin();
+ Paragraph::depth_type depth = 0;
+
+ while (lex.isOK()) {
+ lex.nextToken();
+ string token = lex.getString();
+
+ if (token.empty())
+ continue;
+
+ if (in_inset_) {
+
+ if (token == "\\end_inset") {
+ the_end_read = true;
+ break;
+ }
+
+ if (token == "\\end_document") {
+ lex.printError("\\end_document read in inset! Error in document!");
+ return false;
+ }
+
+ } else {
+
+ if (token == "\\end_document") {
+ the_end_read = true;
+ continue;
+ }
+
+ }
+
+ // FIXME: ugly.
+ int unknown = 0;
+
+ if (token == "\\begin_layout") {
+ lex.pushToken(token);
+
+ Paragraph par;
+ par.params().depth(depth);
+ if (buf.params().tracking_changes)
+ par.trackChanges();
+ LyXFont f(LyXFont::ALL_INHERIT, buf.params().language);
+ par.setFont(0, f);
+
+ // insert after
+ if (pit != paragraphs().end())
+ ++pit;
+
+ pit = paragraphs().insert(pit, par);
+
+ // FIXME: goddamn InsetTabular makes us pass a Buffer
+ // not BufferParams
+ ::readParagraph(buf, *pit, lex);
+
+ } else if (token == "\\begin_deeper") {
+ ++depth;
+ } else if (token == "\\end_deeper") {
+ if (!depth) {
+ lex.printError("\\end_deeper: " "depth is already null");
+ } else {
+ --depth;
+ }
+ } else {
+ ++unknown;
+ }
+
+ }
+ return the_end_read;
+}
+
+
+int LyXText::ascent() const
+{
+ return firstRow()->ascent_of_text();
+}
+
+
+int LyXText::descent() const
+{
+ return height - firstRow()->ascent_of_text();
+}
+
+
+int LyXText::cursorX(CursorSlice const & cur) const
+{
+ ParagraphList::iterator pit = getPar(cur);
+ if (pit->rows.empty())
+ return xo_;
+ Row const & row = *pit->getRow(cur.pos());
+ pos_type pos = cur.pos();
+ pos_type cursor_vpos = 0;
+ double x = row.x();
+ double fill_separator = row.fill_separator();
+ double fill_hfill = row.fill_hfill();
+ double fill_label_hfill = row.fill_label_hfill();
+ pos_type const row_pos = row.pos();
+ pos_type const end = row.endpos();
+
+ if (end <= row_pos)
+ cursor_vpos = row_pos;
+ else if (pos >= end)
+ cursor_vpos = isRTL(*pit) ? row_pos : end;
+ else if (pos > row_pos && pos >= end)
+ // Place cursor after char at (logical) position pos - 1
+ cursor_vpos = (bidi.level(pos - 1) % 2 == 0)
+ ? bidi.log2vis(pos - 1) + 1 : bidi.log2vis(pos - 1);
+ else
+ // Place cursor before char at (logical) position pos
+ cursor_vpos = (bidi.level(pos) % 2 == 0)
+ ? bidi.log2vis(pos) : bidi.log2vis(pos) + 1;
+
+ pos_type body_pos = pit->beginOfBody();
+ if (body_pos > 0 &&
+ (body_pos > end || !pit->isLineSeparator(body_pos - 1)))
+ body_pos = 0;
+
+ for (pos_type vpos = row_pos; vpos < cursor_vpos; ++vpos) {
+ pos_type pos = bidi.vis2log(vpos);
+ if (body_pos > 0 && pos == body_pos - 1) {
+ x += fill_label_hfill
+ + font_metrics::width(pit->layout()->labelsep,
+ getLabelFont(pit));
+ if (pit->isLineSeparator(body_pos - 1))
+ x -= singleWidth(pit, body_pos - 1);
+ }
+
+ if (hfillExpansion(*pit, row, pos)) {
+ x += singleWidth(pit, pos);
+ if (pos >= body_pos)
+ x += fill_hfill;
+ else
+ x += fill_label_hfill;
+ } else if (pit->isSeparator(pos)) {
+ x += singleWidth(pit, pos);
+ if (pos >= body_pos)
+ x += fill_separator;
+ } else
+ x += singleWidth(pit, pos);
+ }
+ return xo_ + int(x);
+}
+
+
+int LyXText::cursorY(CursorSlice const & cur) const
+{
+ Paragraph & par = *getPar(cur);
+ Row & row = *par.getRow(cur.pos());
+ return yo_ + par.y + row.y_offset() + row.baseline();
+}
+
+
+CursorSlice & LyXText::cursor()
+{
+ //lyxerr << "# accessing slice " << findText(this) << endl;
+ if (this != bv()->cursor().text()) {
+ lyxerr << "cursor: " << bv()->cursor()
+ << "\ntext: " << bv()->cursor().text()
+ << "\nthis: " << this << endl;
+ BOOST_ASSERT(false);
}
+ return bv()->cursor().current();
+}
+
+
+CursorSlice const & LyXText::cursor() const
+{
+ if (this != bv()->cursor().text()) {
+ lyxerr << "cursor: " << bv()->cursor()
+ << "\ntext: " << bv()->cursor().text()
+ << "\nthis: " << this << endl;
+ BOOST_ASSERT(false);
+ }
+ return bv()->cursor().current();
+}
+
+
+void LyXText::replaceSelection(LCursor & cur)
+{
+ BOOST_ASSERT(this == cur.text());
+ if (cur.selection()) {
+ cutSelection(cur, true, false);
+ cur.update();
+ }
+}
+
+
+// Returns the current font and depth as a message.
+string LyXText::currentState(LCursor & cur)
+{
+ BOOST_ASSERT(this == cur.text());
+ Buffer * buffer = bv()->buffer();
+ Paragraph const & par = cur.paragraph();
+ std::ostringstream os;
+
+ bool const show_change = buffer->params().tracking_changes
+ && cur.pos() != cur.lastpos()
+ && par.lookupChange(cur.pos()) != Change::UNCHANGED;
+
+ if (show_change) {
+ Change change = par.lookupChangeFull(cur.pos());
+ Author const & a = buffer->params().authors().get(change.author);
+ os << _("Change: ") << a.name();
+ if (!a.email().empty())
+ os << " (" << a.email() << ")";
+ if (change.changetime)
+ os << _(" at ") << ctime(&change.changetime);
+ os << " : ";
+ }
+
+ // I think we should only show changes from the default
+ // font. (Asger)
+ LyXFont font = real_current_font;
+ font.reduce(buffer->params().getLyXTextClass().defaultfont());
+
+ // avoid _(...) re-entrance problem
+ string const s = font.stateText(&buffer->params());
+ os << bformat(_("Font: %1$s"), s);
+
+ // os << bformat(_("Font: %1$s"), font.stateText(&buffer->params));
+
+ // The paragraph depth
+ int depth = getDepth();
+ if (depth > 0)
+ os << bformat(_(", Depth: %1$s"), tostr(depth));
+
+ // The paragraph spacing, but only if different from
+ // buffer spacing.
+ Spacing const & spacing = par.params().spacing();
+ if (!spacing.isDefault()) {
+ os << _(", Spacing: ");
+ switch (spacing.getSpace()) {
+ case Spacing::Single:
+ os << _("Single");
+ break;
+ case Spacing::Onehalf:
+ os << _("OneHalf");
+ break;
+ case Spacing::Double:
+ os << _("Double");
+ break;
+ case Spacing::Other:
+ os << _("Other (") << spacing.getValue() << ')';
+ break;
+ case Spacing::Default:
+ // should never happen, do nothing
+ break;
+ }
+ }
+#ifdef DEVEL_VERSION
+ os << _(", Paragraph: ") << par.id();
+ os << _(", Position: ") << cur.pos();
+ Row & row = cur.textRow();
+ os << bformat(_(", Row b:%1$d e:%2$d"), row.pos(), row.endpos());
+ os << _(", Inset: ");
+ InsetOld * inset = par.inInset();
+ if (inset)
+ os << inset << " owner: " << inset->owner();
+ else
+ os << -1;
+#endif
+ return os.str();
+}
+
+
+string LyXText::getPossibleLabel(LCursor & cur) const
+{
+ ParagraphList & plist = paragraphs();
+ ParagraphList::iterator pit = getPar(cur.par());
+
+ LyXLayout_ptr layout = pit->layout();
+
+ if (layout->latextype == LATEX_PARAGRAPH && pit != plist.begin()) {
+ ParagraphList::iterator pit2 = boost::prior(pit);
+
+ LyXLayout_ptr const & layout2 = pit2->layout();
+
+ if (layout2->latextype != LATEX_PARAGRAPH) {
+ pit = pit2;
+ layout = layout2;
+ }
+ }
+
+ string text = layout->latexname().substr(0, 3);
+ if (layout->latexname() == "theorem")
+ text = "thm"; // Create a correct prefix for prettyref
+
+ text += ':';
+ if (layout->latextype == LATEX_PARAGRAPH || lyxrc.label_init_length < 0)
+ text.erase();
+
+ string par_text = pit->asString(*cur.bv().buffer(), false);
+ for (int i = 0; i < lyxrc.label_init_length; ++i) {
+ if (par_text.empty())
+ break;
+ string head;
+ par_text = split(par_text, head, ' ');
+ // Is it legal to use spaces in labels ?
+ if (i > 0)
+ text += '-';
+ text += head;
+ }
+
+ return text;
+}
+
+
+int LyXText::dist(int x, int y) const
+{
+ int xx = 0;
+ int yy = 0;
+
+ if (x < xo_)
+ xx = xo_ - x;
+ else if (x > xo_ + width)
+ xx = x - xo_ - width;
+
+ if (y < yo_ - ascent())
+ yy = yo_ - ascent() - y;
+ else if (y > yo_ + descent())
+ yy = y - yo_ - descent();
+
+ return xx + yy;
}