#include "language.h"
#include "ParagraphParameters.h"
#include "undo_funcs.h"
+#include "text_funcs.h"
#include "WordLangTuple.h"
#include "paragraph_funcs.h"
#include "rowpainter.h"
#include <algorithm>
+using namespace lyx::support;
+
using std::max;
using std::min;
using std::endl;
using std::pair;
+
using lyx::pos_type;
+using lyx::word_location;
+
using namespace bv_funcs;
/// top, right, bottom pixel margin
BufferView * LyXText::bv()
{
- lyx::Assert(bv_owner != 0);
+ Assert(bv_owner != 0);
return bv_owner;
}
BufferView * LyXText::bv() const
{
- lyx::Assert(bv_owner != 0);
+ Assert(bv_owner != 0);
return bv_owner;
}
int LyXText::top_y() const
{
- if (isInInset() || anchor_row_ == rowlist_.end() )
+ if (anchor_row_ == rowlist_.end())
return 0;
+
return anchor_row_->y() + anchor_row_offset_;
}
void LyXText::top_y(int newy)
{
- if (rows().empty() || isInInset())
+ 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;
}
-int LyXText::workWidth(Inset * inset) const
+int LyXText::workWidth(Inset const * inset) const
{
- Paragraph * par = inset->parOwner();
- lyx::Assert(par);
+ ParagraphList::iterator par = std::find(ownerParagraphs().begin(),
+ ownerParagraphs().end(),
+ *inset->parOwner());
+ //Assert(par);
pos_type pos = par->getPositionOfInset(inset);
- lyx::Assert(pos != -1);
+ Assert(pos != -1);
LyXLayout_ptr const & layout = par->layout();
};
-pos_type
-LyXText::rowBreakPoint(Row const & row) const
+pos_type LyXText::rowBreakPoint(Row const & row) const
{
ParagraphList::iterator pit = row.par();
// or the end of the par, then choose the possible break
// nearest that.
- int const left = leftMargin(const_cast<Row&>(row));
+ int const left = leftMargin(row);
int x = left;
// pixel width since last breakpoint
pos_type last = pit->beginningOfBody();
- lyx::Assert(last > 0);
+ 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.
void LyXText::setHeightOfRow(RowList::iterator rit)
{
- lyx::Assert(rit != rows().end());
+ Assert(rit != rows().end());
// get the maximum ascent and the maximum descent
float layoutasc = 0;
// start at the implicit given position
void LyXText::appendParagraph(RowList::iterator rowit)
{
- lyx::Assert(rowit != rowlist_.end());
+ Assert(rowit != rowlist_.end());
pos_type const last = rowit->par()->size();
bool done = false;
void LyXText::breakAgain(RowList::iterator rit)
{
- lyx::Assert(rit != rows().end());
+ Assert(rit != rows().end());
bool not_ready = true;
// this is just a little changed version of break again
void LyXText::breakAgainOneRow(RowList::iterator rit)
{
- lyx::Assert(rit != rows().end());
+ Assert(rit != rows().end());
pos_type z = rowBreakPoint(*rit);
RowList::iterator tmprit = rit;
LyXLayout_ptr const & layout = cursor.par()->layout();
// this is only allowed, if the current paragraph is not empty or caption
- // and if it has not the keepempty flag aktive
- if (cursor.par()->empty()
- && layout->labeltype != LABEL_SENSITIVE
- && !layout->keepempty)
+ // and if it has not the keepempty flag active
+ if (cursor.par()->empty() && !cursor.par()->allowEmpty()
+ && layout->labeltype != LABEL_SENSITIVE)
return;
- setUndo(bv(), Undo::FINISH, cursor.par(), boost::next(cursor.par()));
+ setUndo(bv(), Undo::FINISH, cursor.par());
// Always break behind a space
//
// 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 = (layout->keepempty && cursor.par()->empty());
+ bool const isempty = (cursor.par()->allowEmpty() && cursor.par()->empty());
::breakParagraph(bv()->buffer()->params, paragraphs, cursor.par(), cursor.pos(),
keep_layout);
// move one row up!
// This touches only the screen-update. Otherwise we would may have
// an empty row on the screen
- if (cursor.pos() && cursor.row()->pos() == cursor.pos()
- && !cursor.row()->par()->isNewline(cursor.pos() - 1))
+ if (cursor.pos() && cursorRow()->pos() == cursor.pos()
+ && !cursorRow()->par()->isNewline(cursor.pos() - 1))
{
cursorLeft(bv());
}
- int y = cursor.y() - cursor.row()->baseline();
+ int y = cursor.y() - cursorRow()->baseline();
// Do not forget the special right address boxes
if (layout->margintype == MARGIN_RIGHT_ADDRESS_BOX) {
- RowList::iterator r = cursor.row();
+ RowList::iterator r = cursorRow();
RowList::iterator beg = rows().begin();
while (r != beg && boost::prior(r)->par() == r->par()) {
postPaint(y);
- removeParagraph(cursor.row());
+ removeParagraph(cursorRow());
// set the dimensions of the cursor row
- cursor.row()->fill(fill(cursor.row(), workWidth()));
+ cursorRow()->fill(fill(cursorRow(), workWidth()));
- setHeightOfRow(cursor.row());
+ setHeightOfRow(cursorRow());
#warning Trouble Point! (Lgb)
// When ::breakParagraph is called from within an inset we must
while (!next_par->empty() && next_par->isNewline(0))
next_par->erase(0);
- insertParagraph(next_par, boost::next(cursor.row()));
+ insertParagraph(next_par, boost::next(cursorRow()));
updateCounters();
// This check is necessary. Otherwise the new empty paragraph will
else
setCursor(cursor.par(), 0);
- if (boost::next(cursor.row()) != rows().end())
- breakAgain(boost::next(cursor.row()));
+ if (boost::next(cursorRow()) != rows().end())
+ breakAgain(boost::next(cursorRow()));
need_break_row = rows().end();
}
// same Paragraph one to the right and make a rebreak
void LyXText::insertChar(char c)
{
- setUndo(bv(), Undo::INSERT, cursor.par(), boost::next(cursor.par()));
+ setUndo(bv(), Undo::INSERT, cursor.par());
// When the free-spacing option is set for the current layout,
// disable the double-space checking
- bool const freeSpacing = cursor.row()->par()->layout()->free_spacing ||
- cursor.row()->par()->isFreeSpacing();
+ bool const freeSpacing = cursorRow()->par()->layout()->free_spacing ||
+ cursorRow()->par()->isFreeSpacing();
if (lyxrc.auto_number) {
static string const number_operators = "+-/*";
}
// the display inset stuff
- if (cursor.row()->pos() < cursor.row()->par()->size()
- && cursor.row()->par()->isInset(cursor.row()->pos())) {
- Inset * inset = cursor.row()->par()->getInset(cursor.row()->pos());
+ if (cursorRow()->pos() < cursorRow()->par()->size()
+ && cursorRow()->par()->isInset(cursorRow()->pos())) {
+ Inset * inset = cursorRow()->par()->getInset(cursorRow()->pos());
if (inset && (inset->display() || inset->needFullRow())) {
// force a new break
- cursor.row()->fill(-1); // to force a new break
+ cursorRow()->fill(-1); // to force a new break
}
}
// get the cursor row fist
- RowList::iterator row = cursor.row();
+ RowList::iterator row = cursorRow();
int y = cursor.y() - row->baseline();
if (c != Paragraph::META_INSET) {
// Here case LyXText::InsertInset already insertet the character
|| cursor.par()->isNewline(cursor.pos())
|| ((cursor.pos() + 1 < cursor.par()->size()) &&
cursor.par()->isInset(cursor.pos() + 1))
- || cursor.row()->fill() == -1))
+ || cursorRow()->fill() == -1))
{
pos_type z = rowBreakPoint(*boost::prior(row));
false, cursor.boundary());
// cursor MUST be in row now.
- if (boost::next(row) != rows().end() &&
- boost::next(row)->par() == row->par())
- need_break_row = boost::next(row);
+ RowList::iterator next_row = boost::next(row);
+ if (next_row != rows().end() &&
+ next_row->par() == row->par())
+ need_break_row = next_row;
else
need_break_row = rows().end();
if (c == Paragraph::META_INSET || row->fill() < 0) {
postPaint(y);
breakAgainOneRow(row);
+
+ RowList::iterator next_row = boost::next(row);
+
// will the cursor be in another row now?
if (lastPos(*this, row) <= cursor.pos() + 1 &&
- boost::next(row) != rows().end()) {
- if (boost::next(row) != rows().end() &&
- boost::next(row)->par() == row->par())
+ 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;
!= cursor.boundary())
setCursor(cursor.par(), cursor.pos(), false,
!cursor.boundary());
- if (boost::next(row) != rows().end() &&
- boost::next(row)->par() == row->par())
- need_break_row = boost::next(row);
+
+ next_row = boost::next(row);
+
+ if (next_row != rows().end() &&
+ next_row->par() == row->par())
+ need_break_row = next_row;
else
need_break_row = rows().end();
} else {
void LyXText::cursorRightOneWord()
{
- // treat floats, HFills and Insets as words
- ParagraphList::iterator pit = cursor.par();
- pos_type pos = cursor.pos();
-
- // CHECK See comment on top of text.C
-
- 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;
- }
- }
- setCursor(pit, pos);
+ ::cursorRightOneWord(cursor, ownerParagraphs());
+ setCursor(cursor.par(), cursor.pos());
}
void LyXText::cursorLeftOneWord()
{
LyXCursor tmpcursor = cursor;
- cursorLeftOneWord(tmpcursor);
+ ::cursorLeftOneWord(tmpcursor, ownerParagraphs());
setCursor(tmpcursor.par(), tmpcursor.pos());
}
-void LyXText::cursorLeftOneWord(LyXCursor & cur)
-{
- // treat HFills, floats and Insets as words
-
- ParagraphList::iterator pit = cursor.par();
- pos_type 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;
- }
-
- cur.par(pit);
- cur.pos(pos);
-}
-
-
-// Select current word. This depends on behaviour of
-// CursorLeftOneWord(), so it is patched as well.
-void LyXText::getWord(LyXCursor & from, LyXCursor & to,
- word_location const loc)
-{
- // first put the cursor where we wana start to select the word
- from = cursor;
- switch (loc) {
- case WHOLE_WORD_STRICT:
- if (cursor.pos() == 0 || cursor.pos() == cursor.par()->size()
- || cursor.par()->isSeparator(cursor.pos())
- || cursor.par()->isKomma(cursor.pos())
- || cursor.par()->isNewline(cursor.pos())
- || cursor.par()->isSeparator(cursor.pos() - 1)
- || cursor.par()->isKomma(cursor.pos() - 1)
- || cursor.par()->isNewline(cursor.pos() - 1)) {
- to = from;
- return;
- }
- // no break here, we go to the next
-
- case 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);
- break;
- case PREVIOUS_WORD:
- // always move the cursor to the beginning of previous word
- cursorLeftOneWord(from);
- break;
- case NEXT_WORD:
- lyxerr << "LyXText::getWord: NEXT_WORD not implemented yet\n";
- break;
- case PARTIAL_WORD:
- 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()))
- {
- to.pos(to.pos() + 1);
- }
-}
-
-
void LyXText::selectWord(word_location loc)
{
- LyXCursor from;
+ LyXCursor from = cursor;
LyXCursor to;
- getWord(from, to, loc);
+ ::getWord(from, to, loc, ownerParagraphs());
if (cursor != from)
setCursor(from.par(), from.pos());
if (to == from)
if (selection.start.par() == selection.end.par()) {
LyXCursor & startc = selection.start;
LyXCursor & endc = selection.end;
- setUndo(bv(), Undo::INSERT, startc.par(), boost::next(startc.par()));
+ setUndo(bv(), Undo::INSERT, startc.par());
startc.par()->acceptChange(startc.pos(), endc.pos());
finishUndo();
clearSelection();
if (selection.start.par() == selection.end.par()) {
LyXCursor & startc = selection.start;
LyXCursor & endc = selection.end;
- setUndo(bv(), Undo::INSERT, startc.par(),
- boost::next(startc.par()));
+ setUndo(bv(), Undo::INSERT, startc.par());
startc.par()->rejectChange(startc.pos(), endc.pos());
finishUndo();
clearSelection();
if (cursor.pos() < cursor.par()->size() &&
cursor.par()->isInset(cursor.pos())) {
// lock the inset!
- cursor.par()->getInset(cursor.pos())->edit(bv());
+ 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);
cursorRight(bv());
else {
LyXCursor tmpcursor = cursor;
- tmpcursor.row(0); // ??
selection.set(true); // to avoid deletion
cursorRightOneWord();
setCursor(tmpcursor, tmpcursor.par(), tmpcursor.pos());
cursorLeft(bv());
else {
LyXCursor tmpcursor = cursor;
- tmpcursor.row(0); // ??
selection.set(true); // to avoid deletion
cursorLeftOneWord();
setCursor(tmpcursor, tmpcursor.par(), tmpcursor.pos());
LyXCursor tmpcursor = cursor;
// We can't store the row over a regular setCursor
// so we set it to 0 and reset it afterwards.
- tmpcursor.row(0); // ??
selection.set(true); // to avoid deletion
cursorEnd();
setCursor(tmpcursor, tmpcursor.par(), tmpcursor.pos());
from = selection.start;
to = selection.end;
} else {
- getWord(from, to, PARTIAL_WORD);
+ from = cursor;
+ ::getWord(from, to, lyx::PARTIAL_WORD, ownerParagraphs());
setCursor(to.par(), to.pos() + 1);
}
- lyx::Assert(from <= to);
-
- setUndo(bv(), Undo::FINISH, from.par(), boost::next(to.par()));
+ setUndo(bv(), Undo::FINISH, from.par(), to.par());
pos_type pos = from.pos();
ParagraphList::iterator pit = from.par();
++pos;
}
- if (to.row() != from.row())
- postPaint(from.y() - from.row()->baseline());
+ if (getRow(to) != getRow(from))
+ postPaint(from.y() - getRow(from)->baseline());
}
LyXCursor tmpcursor = cursor;
// to make sure undo gets the right cursor position
cursor = old_cursor;
- setUndo(bv(), Undo::DELETE,
- cursor.par(), boost::next(cursor.par()));
+ setUndo(bv(), Undo::DELETE, cursor.par());
cursor = tmpcursor;
backspace();
}
cursorLeft(bv());
// the layout things can change the height of a row !
- int const tmpheight = cursor.row()->height();
- setHeightOfRow(cursor.row());
- if (cursor.row()->height() != tmpheight) {
- postPaint(cursor.y() - cursor.row()->baseline());
+ int const tmpheight = cursorRow()->height();
+ setHeightOfRow(cursorRow());
+ if (cursorRow()->height() != tmpheight) {
+ postPaint(cursor.y() - cursorRow()->baseline());
}
return;
}
if (cursor.par() != ownerParagraphs().begin()) {
setUndo(bv(), Undo::DELETE,
boost::prior(cursor.par()),
- boost::next(cursor.par()));
+ cursor.par());
}
ParagraphList::iterator tmppit = cursor.par();
- RowList::iterator tmprow = cursor.row();
+ RowList::iterator tmprow = cursorRow();
// We used to do cursorLeftIntern() here, but it is
// not a good idea since it triggers the auto-delete
if (cursor.pos())
cursor.pos(cursor.pos() - 1);
- postPaint(cursor.y() - cursor.row()->baseline());
+ postPaint(cursor.y() - cursorRow()->baseline());
// remove the lost paragraph
// This one is not safe, since the paragraph that the tmprow and the
//RemoveRow(tmprow);
// This rebuilds the rows.
- appendParagraph(cursor.row());
+ appendParagraph(cursorRow());
updateCounters();
// the row may have changed, block, hfills etc.
} else {
// this is the code for a normal backspace, not pasting
// any paragraphs
- setUndo(bv(), Undo::DELETE,
- cursor.par(), boost::next(cursor.par()));
+ setUndo(bv(), Undo::DELETE, 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,
}
}
- RowList::iterator row = cursor.row();
+ 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
}
+RowList::iterator LyXText::cursorRow() const
+{
+ return getRow(cursor.par(), cursor.pos());
+}
+
+
+RowList::iterator LyXText::getRow(LyXCursor const & cur) const
+{
+ return getRow(cur.par(), cur.pos());
+}
+
+
+RowList::iterator
+LyXText::getRow(ParagraphList::iterator pit, pos_type pos) const
+{
+ 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) {
+ ++rit;
+ }
+
+ // now find the wanted row
+ while (rit->pos() < pos
+ && boost::next(rit) != end
+ && boost::next(rit)->par() == pit
+ && boost::next(rit)->pos() <= pos) {
+ ++rit;
+ }
+
+ return rit;
+}
+
// returns pointer to a specified row
RowList::iterator
LyXText::getRow(ParagraphList::iterator pit, pos_type pos, int & y) const