#include "bufferlist.h"
#include "bufferparams.h"
#include "BufferView.h"
+#include "bufferview_funcs.h"
#include "Bullet.h"
#include "coordcache.h"
#include "cursor.h"
#include "lyxfunc.h"
#include "lyxrc.h"
#include "lyxrow.h"
-#include "lyxrow_funcs.h"
#include "paragraph.h"
+#include "TextMetrics.h"
#include "paragraph_funcs.h"
#include "ParagraphParameters.h"
#include "pariterator.h"
#include <sstream>
-using lyx::docstring;
-using lyx::pit_type;
-using lyx::pos_type;
+
+namespace lyx {
using std::endl;
using std::ostringstream;
using std::min;
-LyXText::LyXText(BufferView * bv)
- : maxwidth_(bv ? bv->workWidth() : 100),
- current_font(LyXFont::ALL_INHERIT),
+LyXText::LyXText()
+ : current_font(LyXFont::ALL_INHERIT),
background_color_(LColor::background),
- bv_owner(bv),
autoBreakRows_(false)
{}
-void LyXText::init(BufferView * bv)
-{
- BOOST_ASSERT(bv);
- bv_owner = bv;
- maxwidth_ = bv->workWidth();
- dim_.wid = maxwidth_;
- dim_.asc = 10;
- dim_.des = 10;
-
- pit_type const end = paragraphs().size();
- for (pit_type pit = 0; pit != end; ++pit)
- pars_[pit].rows().clear();
-
- updateLabels(*bv->buffer());
-}
-
-
-bool LyXText::isMainText() const
+bool LyXText::isMainText(Buffer const & buffer) const
{
- return &bv()->buffer()->text() == this;
+ return &buffer.text() == this;
}
//takes screen x,y coordinates
-InsetBase * LyXText::checkInsetHit(int x, int y) const
+InsetBase * LyXText::checkInsetHit(BufferView & bv, int x, int y)
{
- pit_type pit = getPitNearY(y);
+ pit_type pit = getPitNearY(bv, y);
BOOST_ASSERT(pit != -1);
Paragraph const & par = pars_[pit];
<< BOOST_CURRENT_FUNCTION
<< ": examining inset " << inset << endl;
- if (theCoords.getInsets().has(inset))
+ if (bv.coordCache().getInsets().has(inset))
lyxerr[Debug::DEBUG]
<< BOOST_CURRENT_FUNCTION
- << ": xo: " << inset->xo() << "..."
- << inset->xo() + inset->width()
- << " yo: " << inset->yo() - inset->ascent()
+ << ": xo: " << inset->xo(bv) << "..."
+ << inset->xo(bv) + inset->width()
+ << " yo: " << inset->yo(bv) - inset->ascent()
<< "..."
- << inset->yo() + inset->descent()
+ << inset->yo(bv) + inset->descent()
<< endl;
else
lyxerr[Debug::DEBUG]
<< BOOST_CURRENT_FUNCTION
<< ": inset has no cached position" << endl;
#endif
- if (inset->covers(x, y)) {
+ if (inset->covers(bv, x, y)) {
lyxerr[Debug::DEBUG]
<< BOOST_CURRENT_FUNCTION
<< ": Hit inset: " << inset << endl;
// The difference is that this one is used for displaying, and thus we
// are allowed to make cosmetic improvements. For instance make footnotes
// smaller. (Asger)
-LyXFont LyXText::getFont(Paragraph const & par, pos_type const pos) const
+LyXFont LyXText::getFont(Buffer const & buffer, Paragraph const & par,
+ pos_type const pos) const
{
BOOST_ASSERT(pos >= 0);
#ifdef WITH_WARNINGS
#warning broken?
#endif
- BufferParams const & params = bv()->buffer()->params();
+ BufferParams const & params = buffer.params();
pos_type const body_pos = par.beginOfBody();
// We specialize the 95% common case:
if (!par.getDepth()) {
LyXFont f = par.getFontSettings(params, pos);
- if (!isMainText())
- applyOuterFont(f);
+ if (!isMainText(buffer))
+ applyOuterFont(buffer, f);
LyXFont lf;
LyXFont rlf;
if (layout->labeltype == LABEL_MANUAL && pos < body_pos) {
LyXFont font = par.getFontSettings(params, pos);
font.realize(layoutfont);
- if (!isMainText())
- applyOuterFont(font);
+ if (!isMainText(buffer))
+ applyOuterFont(buffer, font);
// Find the pit value belonging to paragraph. This will not break
// even if pars_ would not be a vector anymore.
// the pi/mi parameters, and stored locally in a lyxtext in font_.
// This is where the two are integrated in the final fully realized
// font.
-void LyXText::applyOuterFont(LyXFont & font) const {
+void LyXText::applyOuterFont(Buffer const & buffer, LyXFont & font) const {
LyXFont lf(font_);
- lf.reduce(bv()->buffer()->params().getFont());
+ lf.reduce(buffer.params().getFont());
lf.realize(font);
lf.setLanguage(font.language());
font = lf;
}
-LyXFont LyXText::getLayoutFont(pit_type const pit) const
+LyXFont LyXText::getLayoutFont(Buffer const & buffer, pit_type const pit) const
{
LyXLayout_ptr const & layout = pars_[pit].layout();
LyXFont lf = layout->resfont;
// In case the default family has been customized
if (layout->font.family() == LyXFont::INHERIT_FAMILY)
- lf.setFamily(bv()->buffer()->params().getFont().family());
+ lf.setFamily(buffer.params().getFont().family());
return lf;
}
LyXFont font = layout->font;
// Realize with the fonts of lesser depth.
//font.realize(outerFont(pit, paragraphs()));
- font.realize(bv()->buffer()->params().getFont());
+ font.realize(buffer.params().getFont());
return font;
}
-LyXFont LyXText::getLabelFont(Paragraph const & par) const
+LyXFont LyXText::getLabelFont(Buffer const & buffer, Paragraph const & par) const
{
LyXLayout_ptr const & layout = par.layout();
LyXFont lf = layout->reslabelfont;
// In case the default family has been customized
if (layout->labelfont.family() == LyXFont::INHERIT_FAMILY)
- lf.setFamily(bv()->buffer()->params().getFont().family());
+ lf.setFamily(buffer.params().getFont().family());
return lf;
}
LyXFont font = layout->labelfont;
// Realize with the fonts of lesser depth.
- font.realize(bv()->buffer()->params().getFont());
+ font.realize(buffer.params().getFont());
return font;
}
-void LyXText::setCharFont(pit_type pit, pos_type pos, LyXFont const & fnt)
+void LyXText::setCharFont(Buffer const & buffer, pit_type pit,
+ pos_type pos, LyXFont const & fnt)
{
LyXFont font = fnt;
LyXLayout_ptr const & layout = pars_[pit].layout();
// Inside inset, apply the inset's font attributes if any
// (charstyle!)
- if (!isMainText())
+ if (!isMainText(buffer))
layoutfont.realize(font_);
- layoutfont.realize(bv()->buffer()->params().getFont());
+ layoutfont.realize(buffer.params().getFont());
// Now, reduce font against full layout font
font.reduce(layoutfont);
}
-void LyXText::setLayout(pit_type start, pit_type end, string const & layout)
+void LyXText::setLayout(Buffer const & buffer, pit_type start, pit_type end,
+ string const & layout)
{
BOOST_ASSERT(start != end);
- BufferParams const & bufparams = bv()->buffer()->params();
+ BufferParams const & bufparams = buffer.params();
LyXLayout_ptr const & lyxlayout = bufparams.getLyXTextClass()[layout];
for (pit_type pit = start; pit != end; ++pit) {
pars_[pit].applyLayout(lyxlayout);
if (lyxlayout->margintype == MARGIN_MANUAL)
- pars_[pit].setLabelWidthString(lyxlayout->labelstring());
+ pars_[pit].setLabelWidthString(buffer.translateLabel(lyxlayout->labelstring()));
}
}
pit_type start = cur.selBegin().pit();
pit_type end = cur.selEnd().pit() + 1;
pit_type undopit = undoSpan(end - 1);
- recUndo(start, undopit - 1);
- setLayout(start, end, layout);
+ recUndo(cur, start, undopit - 1);
+ setLayout(cur.buffer(), start, end, layout);
updateLabels(cur.buffer());
}
-namespace {
-
-
-bool changeDepthAllowed(LyXText::DEPTH_CHANGE type,
+static bool changeDepthAllowed(LyXText::DEPTH_CHANGE type,
Paragraph const & par, int max_depth)
{
if (par.layout()->labeltype == LABEL_BIBLIO)
}
-}
-
-
bool LyXText::changeDepthAllowed(LCursor & cur, DEPTH_CHANGE type) const
{
BOOST_ASSERT(this == cur.text());
int max_depth = (beg != 0 ? pars_[beg - 1].getMaxDepthAfter() : 0);
for (pit_type pit = beg; pit != end; ++pit) {
- if (::changeDepthAllowed(type, pars_[pit], max_depth))
+ if (lyx::changeDepthAllowed(type, pars_[pit], max_depth))
return true;
max_depth = pars_[pit].getMaxDepthAfter();
}
for (pit_type pit = beg; pit != end; ++pit) {
Paragraph & par = pars_[pit];
- if (::changeDepthAllowed(type, par, max_depth)) {
+ if (lyx::changeDepthAllowed(type, par, max_depth)) {
int const depth = par.params().depth();
if (type == INC_DEPTH)
par.params().depth(depth + 1);
LyXFont layoutfont;
pit_type pit = cur.pit();
if (cur.pos() < pars_[pit].beginOfBody())
- layoutfont = getLabelFont(pars_[pit]);
+ layoutfont = getLabelFont(cur.buffer(), pars_[pit]);
else
- layoutfont = getLayoutFont(pit);
+ layoutfont = getLayoutFont(cur.buffer(), pit);
// Update current font
real_current_font.update(font,
// nested insets.
for (; dit != ditend; dit.forwardPosNoDescend()) {
if (dit.pos() != dit.lastpos()) {
- LyXFont f = getFont(dit.paragraph(), dit.pos());
+ LyXFont f = getFont(cur.buffer(), dit.paragraph(), dit.pos());
f.update(font, params.language, toggleall);
- setCharFont(dit.pit(), dit.pos(), f);
+ setCharFont(cur.buffer(), dit.pit(), dit.pos(), f);
}
}
}
bool LyXText::cursorHome(LCursor & cur)
{
BOOST_ASSERT(this == cur.text());
- Row const & row = cur.paragraph().getRow(cur.pos(),cur.boundary());
-
+ ParagraphMetrics const & pm = cur.bv().parMetrics(this, cur.pit());
+ Row const & row = pm.getRow(cur.pos(),cur.boundary());
return setCursor(cur, cur.pit(), row.pos());
}
bool implicitSelection =
font.language() == ignore_language
&& font.number() == LyXFont::IGNORE
- && selectWordWhenUnderCursor(cur, lyx::WHOLE_WORD_STRICT);
+ && selectWordWhenUnderCursor(cur, WHOLE_WORD_STRICT);
// Set font
setFont(cur, font, toggleall);
}
-string LyXText::getStringToIndex(LCursor const & cur)
+docstring LyXText::getStringToIndex(LCursor const & cur)
{
BOOST_ASSERT(this == cur.text());
// in the language the implicit word selection is
// disabled.
LCursor tmpcur = cur;
- selectWord(tmpcur, lyx::PREVIOUS_WORD);
+ selectWord(tmpcur, PREVIOUS_WORD);
if (!tmpcur.selection())
cur.message(_("Nothing to index!"));
idxstring = tmpcur.selectionAsString(false);
}
- return lyx::to_utf8(idxstring);
+ return idxstring;
}
void LyXText::setParagraph(LCursor & cur,
Spacing const & spacing, LyXAlignment align,
- string const & labelwidthstring, bool noindent)
+ docstring const & labelwidthstring, bool noindent)
{
BOOST_ASSERT(cur.text());
// make sure that the depth behind the selection are restored, too
pit_type undopit = undoSpan(cur.selEnd().pit());
- recUndo(cur.selBegin().pit(), undopit - 1);
+ recUndo(cur, cur.selBegin().pit(), undopit - 1);
for (pit_type pit = cur.selBegin().pit(), end = cur.selEnd().pit();
pit <= end; ++pit) {
{
BOOST_ASSERT(this == cur.text());
BOOST_ASSERT(inset);
- cur.paragraph().insertInset(cur.pos(), inset);
+ cur.paragraph().insertInset(cur.pos(), inset,
+ Change(cur.buffer().params().trackChanges ?
+ Change::INSERTED : Change::UNCHANGED));
}
{
LCursor old = cur;
setCursorIntern(cur, par, pos, setfont, boundary);
- return deleteEmptyParagraphMechanism(cur, old);
+ return cur.bv().checkDepm(cur, old);
}
BOOST_ASSERT(this == cur.text());
cur.boundary(boundary);
setCursor(cur.top(), par, pos);
- cur.setTargetX();
if (setfont)
setCurrentFont(cur);
}
BufferParams const & bufparams = cur.buffer().params();
current_font = par.getFontSettings(bufparams, pos);
- real_current_font = getFont(par, pos);
+ real_current_font = getFont(cur.buffer(), par, pos);
if (cur.pos() == cur.lastpos()
&& bidi.isBoundary(cur.buffer(), par, cur.pos())
}
}
-
-// x is an absolute screen coord
-// returns the column near the specified x-coordinate of the row
-// x is set to the real beginning of this column
-pos_type LyXText::getColumnNearX(pit_type const pit,
- Row const & row, int & x, bool & boundary) const
-{
- int const xo = theCoords.get(this, pit).x_;
- x -= xo;
- RowMetrics const r = computeRowMetrics(pit, row);
- Paragraph const & par = pars_[pit];
-
- pos_type vc = row.pos();
- pos_type end = row.endpos();
- pos_type c = 0;
- LyXLayout_ptr const & layout = par.layout();
-
- bool left_side = false;
-
- pos_type body_pos = par.beginOfBody();
-
- double tmpx = r.x;
- double last_tmpx = tmpx;
-
- if (body_pos > 0 &&
- (body_pos > end || !par.isLineSeparator(body_pos - 1)))
- body_pos = 0;
-
- // check for empty row
- if (vc == end) {
- x = int(tmpx) + xo;
- return 0;
- }
-
- lyx::frontend::FontMetrics const & fm
- = theFontMetrics(getLabelFont(par));
-
- while (vc < end && tmpx <= x) {
- c = bidi.vis2log(vc);
- last_tmpx = tmpx;
- if (body_pos > 0 && c == body_pos - 1) {
- string lsep = layout->labelsep;
- docstring dlsep(lsep.begin(), lsep.end());
- tmpx += r.label_hfill + fm.width(dlsep);
- if (par.isLineSeparator(body_pos - 1))
- tmpx -= singleWidth(par, body_pos - 1);
- }
-
- if (hfillExpansion(par, row, c)) {
- tmpx += singleWidth(par, c);
- if (c >= body_pos)
- tmpx += r.hfill;
- else
- tmpx += r.label_hfill;
- } else if (par.isSeparator(c)) {
- tmpx += singleWidth(par, c);
- if (c >= body_pos)
- tmpx += r.separator;
- } else {
- tmpx += singleWidth(par, c);
- }
- ++vc;
- }
-
- if ((tmpx + last_tmpx) / 2 > x) {
- tmpx = last_tmpx;
- left_side = true;
- }
-
- BOOST_ASSERT(vc <= end); // This shouldn't happen.
-
- boundary = false;
- // This (rtl_support test) is not needed, but gives
- // some speedup if rtl_support == false
- bool const lastrow = lyxrc.rtl_support && row.endpos() == par.size();
-
- // If lastrow is false, we don't need to compute
- // the value of rtl.
- bool const rtl = lastrow ? isRTL(par) : false;
- if (lastrow &&
- ((rtl && left_side && vc == row.pos() && x < tmpx - 5) ||
- (!rtl && !left_side && vc == end && x > tmpx + 5)))
- c = end;
- else if (vc == row.pos()) {
- c = bidi.vis2log(vc);
- if (bidi.level(c) % 2 == 1)
- ++c;
- } else {
- c = bidi.vis2log(vc - 1);
- bool const rtl = (bidi.level(c) % 2 == 1);
- if (left_side == rtl) {
- ++c;
- boundary = bidi.isBoundary(*bv()->buffer(), par, c);
- }
- }
-
-// I believe this code is not needed anymore (Jug 20050717)
-#if 0
- // The following code is necessary because the cursor position past
- // the last char in a row is logically equivalent to that before
- // the first char in the next row. That's why insets causing row
- // divisions -- Newline and display-style insets -- must be treated
- // specially, so cursor up/down doesn't get stuck in an air gap -- MV
- // Newline inset, air gap below:
- if (row.pos() < end && c >= end && par.isNewline(end - 1)) {
- if (bidi.level(end -1) % 2 == 0)
- tmpx -= singleWidth(par, end - 1);
- else
- tmpx += singleWidth(par, end - 1);
- c = end - 1;
- }
-
- // Air gap above display inset:
- if (row.pos() < end && c >= end && end < par.size()
- && par.isInset(end) && par.getInset(end)->display()) {
- c = end - 1;
- }
- // Air gap below display inset:
- if (row.pos() < end && c >= end && par.isInset(end - 1)
- && par.getInset(end - 1)->display()) {
- c = end - 1;
- }
-#endif
-
- x = int(tmpx) + xo;
- pos_type const col = c - row.pos();
-
- if (!c || end == par.size())
- return col;
-
- if (c==end && !par.isLineSeparator(c-1) && !par.isNewline(c-1)) {
- boundary = true;
- return col;
- }
-
- return min(col, end - 1 - row.pos());
-}
-
-
// y is screen coordinate
-pit_type LyXText::getPitNearY(int y) const
+pit_type LyXText::getPitNearY(BufferView & bv, int y)
{
BOOST_ASSERT(!paragraphs().empty());
- BOOST_ASSERT(theCoords.getParPos().find(this) != theCoords.getParPos().end());
- CoordCache::InnerParPosCache const & cc = theCoords.getParPos().find(this)->second;
+ BOOST_ASSERT(bv.coordCache().getParPos().find(this) != bv.coordCache().getParPos().end());
+ CoordCache::InnerParPosCache const & cc = bv.coordCache().getParPos().find(this)->second;
lyxerr[Debug::DEBUG]
<< BOOST_CURRENT_FUNCTION
<< ": y: " << y << " cache size: " << cc.size()
int yy = -1;
CoordCache::InnerParPosCache::const_iterator it = cc.begin();
CoordCache::InnerParPosCache::const_iterator et = cc.end();
+ CoordCache::InnerParPosCache::const_iterator last = et; last--;
+
+ TextMetrics & tm = bv.textMetrics(this);
+ ParagraphMetrics const & pm = tm.parMetrics(it->first);
+
+ // If we are off-screen (before the visible part)
+ if (y < 0
+ // and even before the first paragraph in the cache.
+ && y < it->second.y_ - int(pm.ascent())) {
+ // and we are not at the first paragraph in the inset.
+ if (it->first == 0)
+ return 0;
+ // then this is the paragraph we are looking for.
+ pit = it->first - 1;
+ // rebreak it and update the CoordCache.
+ tm.redoParagraph(pit);
+ bv.coordCache().parPos()[this][pit] =
+ Point(0, it->second.y_ - pm.descent());
+ return pit;
+ }
+
+ ParagraphMetrics const & pm_last = bv.parMetrics(this, last->first);
+
+ // If we are off-screen (after the visible part)
+ if (y > bv.workHeight()
+ // and even after the first paragraph in the cache.
+ && y >= last->second.y_ + int(pm_last.descent())) {
+ pit = last->first + 1;
+ // and we are not at the last paragraph in the inset.
+ if (pit == int(pars_.size()))
+ return last->first;
+ // then this is the paragraph we are looking for.
+ // rebreak it and update the CoordCache.
+ tm.redoParagraph(pit);
+ bv.coordCache().parPos()[this][pit] =
+ Point(0, last->second.y_ + pm_last.ascent());
+ return pit;
+ }
+
for (; it != et; ++it) {
lyxerr[Debug::DEBUG]
<< BOOST_CURRENT_FUNCTION
<< " y: " << it->second.y_
<< endl;
- if (it->first >= pit && int(it->second.y_) - int(pars_[it->first].ascent()) <= y) {
+ ParagraphMetrics const & pm = bv.parMetrics(this, it->first);
+
+ if (it->first >= pit && int(it->second.y_) - int(pm.ascent()) <= y) {
pit = it->first;
yy = it->second.y_;
}
}
-Row const & LyXText::getRowNearY(int y, pit_type pit) const
+Row const & LyXText::getRowNearY(BufferView const & bv, int y, pit_type pit) const
{
- Paragraph const & par = pars_[pit];
- int yy = theCoords.get(this, pit).y_ - par.ascent();
- BOOST_ASSERT(!par.rows().empty());
- RowList::const_iterator rit = par.rows().begin();
- RowList::const_iterator const rlast = boost::prior(par.rows().end());
+ ParagraphMetrics const & pm = bv.parMetrics(this, pit);
+
+ int yy = bv.coordCache().get(this, pit).y_ - pm.ascent();
+ BOOST_ASSERT(!pm.rows().empty());
+ RowList::const_iterator rit = pm.rows().begin();
+ RowList::const_iterator const rlast = boost::prior(pm.rows().end());
for (; rit != rlast; yy += rit->height(), ++rit)
if (yy + rit->height() > y)
break;
// sets cursor recursively descending into nested editable insets
InsetBase * LyXText::editXY(LCursor & cur, int x, int y)
{
- pit_type pit = getPitNearY(y);
+ if (lyxerr.debugging(Debug::WORKAREA)) {
+ lyxerr << "LyXText::editXY(cur, " << x << ", " << y << ")" << std::endl;
+ cur.bv().coordCache().dump();
+ }
+ pit_type pit = getPitNearY(cur.bv(), y);
BOOST_ASSERT(pit != -1);
- Row const & row = getRowNearY(y, pit);
+
+ Row const & row = getRowNearY(cur.bv(), y, pit);
bool bound = false;
+ TextMetrics const & tm = cur.bv().textMetrics(this);
int xx = x; // is modified by getColumnNearX
- pos_type const pos = row.pos() + getColumnNearX(pit, row, xx, bound);
+ pos_type const pos = row.pos()
+ + tm.getColumnNearX(pit, row, xx, bound);
cur.pit() = pit;
cur.pos() = pos;
cur.boundary(bound);
cur.x_target() = x;
// try to descend into nested insets
- InsetBase * inset = checkInsetHit(x, y);
+ InsetBase * inset = checkInsetHit(cur.bv(), x, y);
//lyxerr << "inset " << inset << " hit at x: " << x << " y: " << y << endl;
if (!inset) {
// Either we deconst editXY or better we move current_font
return 0;
}
+ InsetBase * insetBefore = pos? pars_[pit].getInset(pos - 1): 0;
+ //InsetBase * insetBehind = pars_[pit].getInset(pos);
+
// This should be just before or just behind the
// cursor position set above.
- BOOST_ASSERT((pos != 0 && inset == pars_[pit].getInset(pos - 1))
- || inset == pars_[pit].getInset(pos));
+ BOOST_ASSERT((pos != 0 && inset == insetBefore)
+ || inset == pars_[pit].getInset(pos));
+
// Make sure the cursor points to the position before
// this inset.
- if (inset == pars_[pit].getInset(pos - 1))
+ if (inset == insetBefore)
--cur.pos();
+
+ // Try to descend recursively inside the inset.
inset = inset->editXY(cur, x, y);
+
if (cur.top().text() == this)
setCurrentFont(cur);
return inset;
bool LyXText::cursorLeft(LCursor & cur)
{
+ // Tell BufferView to test for FitCursor in any case!
+ cur.updateFlags(Update::FitCursor);
+
if (!cur.boundary() && cur.pos() > 0 &&
cur.textRow().pos() == cur.pos() &&
!cur.paragraph().isLineSeparator(cur.pos()-1) &&
return setCursor(cur, cur.pit(), cur.pos(), true, true);
}
if (cur.pos() != 0) {
- bool boundary = cur.boundary();
bool updateNeeded = setCursor(cur, cur.pit(), cur.pos() - 1, true, false);
if (!checkAndActivateInset(cur, false)) {
+ /** FIXME: What's this cause purpose???
+ bool boundary = cur.boundary();
if (false && !boundary &&
bidi.isBoundary(cur.buffer(), cur.paragraph(), cur.pos() + 1))
updateNeeded |=
setCursor(cur, cur.pit(), cur.pos() + 1, true, true);
+ */
}
return updateNeeded;
}
bool LyXText::cursorRight(LCursor & cur)
{
+ // Tell BufferView to test for FitCursor in any case!
+ cur.updateFlags(Update::FitCursor);
+
if (cur.pos() != cur.lastpos()) {
if (cur.boundary())
return setCursor(cur, cur.pit(), cur.pos(),
bool LyXText::cursorUp(LCursor & cur)
{
- Paragraph const & par = cur.paragraph();
+ // Tell BufferView to test for FitCursor in any case!
+ cur.updateFlags(Update::FitCursor);
+
+ TextMetrics const & tm = cur.bv().textMetrics(this);
+ ParagraphMetrics const & pm = tm.parMetrics(cur.pit());
+
int row;
int const x = cur.targetX();
if (cur.pos() && cur.boundary())
- row = par.pos2row(cur.pos()-1);
+ row = pm.pos2row(cur.pos()-1);
else
- row = par.pos2row(cur.pos());
+ row = pm.pos2row(cur.pos());
if (!cur.selection()) {
- int const y = bv_funcs::getPos(cur, cur.boundary()).y_;
+ int const y = bv_funcs::getPos(cur.bv(), cur, cur.boundary()).y_;
LCursor old = cur;
// Go to middle of previous row. 16 found to work OK;
// 12 = top/bottom margin of display math
int const margin = 3 * InsetMathHull::displayMargin() / 2;
- editXY(cur, x, y - par.rows()[row].ascent() - margin);
+ editXY(cur, x, y - pm.rows()[row].ascent() - margin);
cur.clearSelection();
// This happens when you move out of an inset.
if (dummy == old)
++dummy.pos();
- return deleteEmptyParagraphMechanism(dummy, old);
+ cur.bv().checkDepm(dummy, old);
+ return false;
}
bool updateNeeded = false;
if (row > 0) {
updateNeeded |= setCursor(cur, cur.pit(),
- x2pos(cur.pit(), row - 1, x));
+ tm.x2pos(cur.pit(), row - 1, x));
} else if (cur.pit() > 0) {
--cur.pit();
//cannot use 'par' now
+ ParagraphMetrics const & pmcur = cur.bv().parMetrics(this, cur.pit());
updateNeeded |= setCursor(cur, cur.pit(),
- x2pos(cur.pit(), cur.paragraph().rows().size() - 1, x));
+ tm.x2pos(cur.pit(), pmcur.rows().size() - 1, x));
}
cur.x_target() = x;
bool LyXText::cursorDown(LCursor & cur)
{
- Paragraph const & par = cur.paragraph();
+ // Tell BufferView to test for FitCursor in any case!
+ cur.updateFlags(Update::FitCursor);
+
+ TextMetrics const & tm = cur.bv().textMetrics(this);
+ ParagraphMetrics const & pm = tm.parMetrics(cur.pit());
+
int row;
int const x = cur.targetX();
if (cur.pos() && cur.boundary())
- row = par.pos2row(cur.pos()-1);
+ row = pm.pos2row(cur.pos()-1);
else
- row = par.pos2row(cur.pos());
+ row = pm.pos2row(cur.pos());
if (!cur.selection()) {
- int const y = bv_funcs::getPos(cur, cur.boundary()).y_;
+ int const y = bv_funcs::getPos(cur.bv(), cur, cur.boundary()).y_;
LCursor old = cur;
// To middle of next row
int const margin = 3 * InsetMathHull::displayMargin() / 2;
- editXY(cur, x, y + par.rows()[row].descent() + margin);
+ editXY(cur, x, y + pm.rows()[row].descent() + margin);
cur.clearSelection();
// This happens when you move out of an inset.
LCursor dummy = cur;
if (dummy == old)
++dummy.pos();
-
- bool const changed = deleteEmptyParagraphMechanism(dummy, old);
+
+ bool const changed = cur.bv().checkDepm(dummy, old);
// Make sure that cur gets back whatever happened to dummy(Lgb)
if (changed)
cur = dummy;
- return changed;
+ return false;
}
bool updateNeeded = false;
- if (row + 1 < int(par.rows().size())) {
+ if (row + 1 < int(pm.rows().size())) {
updateNeeded |= setCursor(cur, cur.pit(),
- x2pos(cur.pit(), row + 1, x));
+ tm.x2pos(cur.pit(), row + 1, x));
} else if (cur.pit() + 1 < int(paragraphs().size())) {
++cur.pit();
updateNeeded |= setCursor(cur, cur.pit(),
- x2pos(cur.pit(), 0, x));
+ tm.x2pos(cur.pit(), 0, x));
}
cur.x_target() = x;
}
-bool LyXText::deleteEmptyParagraphMechanism(LCursor & cur, LCursor & old)
+bool LyXText::deleteEmptyParagraphMechanism(LCursor & cur,
+ LCursor & old, bool & need_anchor_change)
{
- // Would be wrong to delete anything if we have a selection.
- if (cur.selection())
- return false;
-
//lyxerr[Debug::DEBUG] << "DEPM: cur:\n" << cur << "old:\n" << old << endl;
- // old should point to us
- BOOST_ASSERT(old.text() == this);
Paragraph & oldpar = old.paragraph();
&& old.pos() < oldpar.size()
&& oldpar.isLineSeparator(old.pos())
&& oldpar.isLineSeparator(old.pos() - 1)
- && oldpar.lookupChange(old.pos() - 1) != Change::DELETED) {
- // We need to set the text to Change::INSERTED to
- // get it erased properly
- oldpar.setChange(old.pos() -1, Change::INSERTED);
- oldpar.erase(old.pos() - 1);
+ && !oldpar.isDeleted(old.pos() - 1)) {
+ oldpar.eraseChar(old.pos() - 1, false); // do not track changes in DEPM
#ifdef WITH_WARNINGS
#warning This will not work anymore when we have multiple views of the same buffer
// In this case, we will have to correct also the cursors held by
// correct all cursor parts
if (same_par) {
fixCursorAfterDelete(cur.top(), old.top());
- cur.resetAnchor();
+ need_anchor_change = true;
}
return true;
}
// their address has changed. Therefore we
// need to `regenerate' cur. (JMarc)
cur.updateInsets(&(cur.bottom().inset()));
- cur.resetAnchor();
+ need_anchor_change = true;
}
}
- // There is a crash reported by Edwin Leuven (16/04/2006) because of:
- //ParIterator par_it(old);
- //updateLabels(old.buffer(), par_it);
- // So for now we do the full update:
- updateLabels(old.buffer());
return true;
}
if (oldpar.stripLeadingSpaces())
- cur.resetAnchor();
+ need_anchor_change = true;
return false;
}
-void LyXText::recUndo(pit_type first, pit_type last) const
+void LyXText::recUndo(LCursor & cur, pit_type first, pit_type last) const
{
- recordUndo(bv()->cursor(), Undo::ATOMIC, first, last);
+ recordUndo(cur, Undo::ATOMIC, first, last);
}
-void LyXText::recUndo(pit_type par) const
+void LyXText::recUndo(LCursor & cur, pit_type par) const
{
- recordUndo(bv()->cursor(), Undo::ATOMIC, par, par);
+ recordUndo(cur, Undo::ATOMIC, par, par);
}
-
-int defaultRowHeight()
-{
- return int(theFontMetrics(LyXFont(LyXFont::ALL_SANE)).maxHeight() * 1.2);
-}
+} // namespace lyx