#include "buffer.h"
#include "debug.h"
#include "lyxrc.h"
-#include "LyXView.h"
-#include "Painter.h"
-#include "tracer.h"
-#include "font.h"
#include "encoding.h"
-#include "lyxscreen.h"
+#include "frontends/LyXView.h"
+#include "frontends/Painter.h"
+#include "frontends/font_metrics.h"
+#include "frontends/screen.h"
#include "bufferview_funcs.h"
#include "BufferView.h"
#include "language.h"
#include "ParagraphParameters.h"
#include "undo_funcs.h"
-#include "font.h"
#include "insets/insetbib.h"
#include "insets/insettext.h"
Encodings::IsComposeChar_hebrew(c))
return 0;
}
- return lyxfont::width(c, font);
+ return font_metrics::width(c, font);
} else if (IsHfillChar(c)) {
- return 3; /* Because of the representation
- * as vertical lines */
+ // Because of the representation as vertical lines
+ return 3;
} else if (c == Paragraph::META_INSET) {
Inset * tmpinset = par->getInset(pos);
if (tmpinset) {
c = ' ';
else if (IsNewlineChar(c))
c = 'n';
- return lyxfont::width(c, font);
+ return font_metrics::width(c, font);
}
return;
}
+ Inset * inset = row->par()->inInset();
+ if (inset && inset->owner() &&
+ inset->owner()->lyxCode() == Inset::ERT_CODE) {
+ bidi_start = -1;
+ return;
+ }
+
bidi_start = row->pos();
bidi_end = rowLastPrintable(row);
pos_type stack[2];
bool const rtl_par =
- row->par()->getParLanguage(buf->params)->RightToLeft();
+ row->par()->isRightToLeftPar(buf->params);
int level = 0;
bool rtl = false;
bool rtl0 = false;
pos_type const main_body = beginningOfMainBody(buf, row->par());
- for (pos_type lpos = bidi_start;
- lpos <= bidi_end; ++lpos) {
+ for (pos_type lpos = bidi_start; lpos <= bidi_end; ++lpos) {
bool is_space = row->par()->isLineSeparator(lpos);
pos_type const pos =
(is_space && lpos + 1 <= bidi_end &&
return rtl != rtl2;
}
+
void LyXText::drawNewline(DrawRowParams & p, pos_type const pos)
{
// Draw end-of-line marker
LyXFont const font = getFont(p.bv->buffer(), p.row->par(), pos);
- int const wid = lyxfont::width('n', font);
- int const asc = lyxfont::maxAscent(font);
+ int const wid = font_metrics::width('n', font);
+ int const asc = font_metrics::maxAscent(font);
int const y = p.yo + p.row->baseline();
int xp[3];
int yp[3];
}
-void LyXText::drawInset(DrawRowParams & p, pos_type const pos)
+bool LyXText::drawInset(DrawRowParams & p, pos_type const pos)
{
Inset * inset = p.row->par()->getInset(pos);
// FIXME: shouldn't happen
if (!inset) {
- return;
+ return true;
}
LyXFont const & font = getFont(p.bv->buffer(), p.row->par(), pos);
+ // we need this here as the row pointer may be illegal
+ // at a later time (Jug20020502)
+ Row * prev = p.row->previous();
inset->update(p.bv, font, false);
inset->draw(p.bv, font, p.yo + p.row->baseline(), p.x, p.cleared);
if (!need_break_row && !inset_owner
&& p.bv->text->status() == CHANGED_IN_DRAW) {
- Row * prev = p.row->previous();
if (prev && prev->par() == p.row->par()) {
breakAgainOneRow(p.bv, prev);
if (prev->next() != p.row) {
} else {
need_break_row = p.row;
}
+ } else if (!prev) {
+ need_break_row = firstrow;
} else {
- need_break_row = p.row;
+ need_break_row = prev->next();
}
setCursor(p.bv, cursor.par(), cursor.pos());
+ return false;
}
+ return true;
}
++vpos;
LyXFont const & font = getFont(p.bv->buffer(), p.row->par(), pos);
- int const width = lyxfont::width(c, font);
+ int const width = font_metrics::width(c, font);
int dx = 0;
for (pos_type i = pos-1; i >= 0; --i) {
++vpos;
LyXFont const & font = getFont(p.bv->buffer(), p.row->par(), pos);
- int const width = lyxfont::width(c, font);
+ int const width = font_metrics::width(c, font);
int dx = 0;
for (pos_type i = pos-1; i >= 0; --i) {
// Draw text and set the new x position
p.pain->text(int(p.x), p.yo + p.row->baseline(), str, orig_font);
- p.x += lyxfont::width(str, orig_font);
+ p.x += font_metrics::width(str, orig_font);
}
-void LyXText::draw(DrawRowParams & p, pos_type & vpos)
+bool LyXText::draw(DrawRowParams & p, pos_type & vpos)
{
pos_type const pos = vis2log(vpos);
Paragraph * par = p.row->par();
if (IsNewlineChar(c)) {
++vpos;
drawNewline(p, pos);
- return;
+ return true;
} else if (IsInsetChar(c)) {
- drawInset(p, pos);
+ if (!drawInset(p, pos))
+ return false;
++vpos;
drawForeignMark(p, orig_x, orig_font);
- return;
+ return true;
}
// usual characters, no insets
lyxerr << "No this shouldn't happen!\n";
#endif
#endif
+ return true;
}
-// Returns the left beginning of the text.
-// This information cannot be taken from the layouts-objekt, because in
-// LaTeX the beginning of the text fits in some cases (for example sections)
-// exactly the label-width.
int LyXText::leftMargin(BufferView * bview, Row const * row) const
{
Inset * ins;
string parindent = layout.parindent;
int x = LYX_PAPER_MARGIN;
-
- x += lyxfont::signedWidth(tclass.leftmargin(), tclass.defaultfont());
+
+ x += font_metrics::signedWidth(tclass.leftmargin(), tclass.defaultfont());
// this is the way, LyX handles the LaTeX-Environments.
// I have had this idea very late, so it seems to be a
switch (layout.margintype) {
case MARGIN_DYNAMIC:
if (!layout.leftmargin.empty()) {
- x += lyxfont::signedWidth(layout.leftmargin,
+ x += font_metrics::signedWidth(layout.leftmargin,
tclass.defaultfont());
}
if (!row->par()->getLabelstring().empty()) {
- x += lyxfont::signedWidth(layout.labelindent,
+ x += font_metrics::signedWidth(layout.labelindent,
labelfont);
- x += lyxfont::width(row->par()->getLabelstring(),
+ x += font_metrics::width(row->par()->getLabelstring(),
labelfont);
- x += lyxfont::width(layout.labelsep, labelfont);
+ x += font_metrics::width(layout.labelsep, labelfont);
}
break;
case MARGIN_MANUAL:
- x += lyxfont::signedWidth(layout.labelindent, labelfont);
+ x += font_metrics::signedWidth(layout.labelindent, labelfont);
if (row->pos() >= beginningOfMainBody(bview->buffer(), row->par())) {
if (!row->par()->getLabelWidthString().empty()) {
- x += lyxfont::width(row->par()->getLabelWidthString(),
+ x += font_metrics::width(row->par()->getLabelWidthString(),
labelfont);
- x += lyxfont::width(layout.labelsep, labelfont);
+ x += font_metrics::width(layout.labelsep, labelfont);
}
}
break;
case MARGIN_STATIC:
- x += lyxfont::signedWidth(layout.leftmargin, tclass.defaultfont()) * 4
+ x += font_metrics::signedWidth(layout.leftmargin, tclass.defaultfont()) * 4
/ (row->par()->getDepth() + 4);
break;
case MARGIN_FIRST_DYNAMIC:
if (layout.labeltype == LABEL_MANUAL) {
if (row->pos() >= beginningOfMainBody(bview->buffer(), row->par())) {
- x += lyxfont::signedWidth(layout.leftmargin,
+ x += font_metrics::signedWidth(layout.leftmargin,
labelfont);
} else {
- x += lyxfont::signedWidth(layout.labelindent,
+ x += font_metrics::signedWidth(layout.labelindent,
labelfont);
}
} else if (row->pos()
|| (layout.labeltype == LABEL_STATIC
&& layout.latextype == LATEX_ENVIRONMENT
&& ! row->par()->isFirstInSequence())) {
- x += lyxfont::signedWidth(layout.leftmargin,
+ x += font_metrics::signedWidth(layout.leftmargin,
labelfont);
} else if (layout.labeltype != LABEL_TOP_ENVIRONMENT
&& layout.labeltype != LABEL_BIBLIO
&& layout.labeltype !=
LABEL_CENTERED_TOP_ENVIRONMENT) {
- x += lyxfont::signedWidth(layout.labelindent,
+ x += font_metrics::signedWidth(layout.labelindent,
labelfont);
- x += lyxfont::width(layout.labelsep, labelfont);
- x += lyxfont::width(row->par()->getLabelstring(),
+ x += font_metrics::width(layout.labelsep, labelfont);
+ x += font_metrics::width(row->par()->getLabelstring(),
labelfont);
}
break;
if (tmprow->fill() < minfill)
minfill = tmprow->fill();
}
-
- x += lyxfont::signedWidth(layout.leftmargin,
- tclass.defaultfont());
+
+ x += font_metrics::signedWidth(layout.leftmargin,
+ tclass.defaultfont());
x += minfill;
}
break;
}
+ if ((workWidth(bview) > 0) &&
+ !row->par()->params().leftIndent().zero())
+ {
+ LyXLength const len = row->par()->params().leftIndent();
+ int const tw = inset_owner ?
+ inset_owner->latexTextWidth(bview) : workWidth(bview);
+ x += len.inPixels(tw, bview->text->defaultHeight());
+ }
+
LyXAlignment align; // wrong type
if (row->par()->params().align() == LYX_ALIGN_LAYOUT)
&& (row->par()->layout() != tclass.defaultLayoutName() ||
bview->buffer()->params.paragraph_separation ==
BufferParams::PARSEP_INDENT)) {
- x += lyxfont::signedWidth(parindent,
+ x += font_metrics::signedWidth(parindent,
tclass.defaultfont());
} else if (layout.labeltype == LABEL_BIBLIO) {
// ale970405 Right width for bibitems
LyXLayout const & layout = tclass[row->par()->layout()];
int x = LYX_PAPER_MARGIN
- + lyxfont::signedWidth(tclass.rightmargin(),
+ + font_metrics::signedWidth(tclass.rightmargin(),
tclass.defaultfont());
// this is the way, LyX handles the LaTeX-Environments.
}
//lyxerr << "rightmargin: " << layout->rightmargin << endl;
- x += lyxfont::signedWidth(layout.rightmargin, tclass.defaultfont())
+ x += font_metrics::signedWidth(layout.rightmargin, tclass.defaultfont())
* 4 / (row->par()->getDepth() + 4);
return x;
}
Row tmprow;
tmprow = *row;
tmprow.pos(row->par()->size());
- return leftMargin(bview, &tmprow); /* just the beginning
- of the main body */
- } else
- return 0; /* LabelEnd is only needed, if the
- layout fills a flushleft
- label. */
+ // just the beginning of the main body
+ return leftMargin(bview, &tmprow);
+ } else {
+ // LabelEnd is only needed,
+ // if the layout fills a flushleft label.
+ return 0;
+ }
}
pos_type i = pos;
if (layout.margintype == MARGIN_RIGHT_ADDRESS_BOX) {
- /* special code for right address boxes, only newlines count */
+ // special code for right address boxes, only newlines count
while (i < par->size()) {
if (par->isNewline(i)) {
last_separator = i;
}
} else {
// Last position is an invariant
- pos_type const last =
- par->size();
+ pos_type const last = par->size();
// this is the usual handling
int x = leftMargin(bview, row);
bool doitonetime = true;
}
++i;
if (i == main_body) {
- x += lyxfont::width(layout.labelsep,
+ x += font_metrics::width(layout.labelsep,
getLabelFont(bview->buffer(), par));
if (par->isLineSeparator(i - 1))
x-= singleWidth(bview, par, i - 1);
while (i <= last) {
if (main_body > 0 && i == main_body) {
- w += lyxfont::width(layout.labelsep, getLabelFont(bview->buffer(), row->par()));
+ w += font_metrics::width(layout.labelsep, getLabelFont(bview->buffer(), row->par()));
if (row->par()->isLineSeparator(i - 1))
w -= singleWidth(bview, row->par(), i - 1);
int left_margin = labelEnd(bview, row);
++i;
}
if (main_body > 0 && main_body > last) {
- w += lyxfont::width(layout.labelsep, getLabelFont(bview->buffer(), row->par()));
+ w += font_metrics::width(layout.labelsep, getLabelFont(bview->buffer(), row->par()));
if (last >= 0 && row->par()->isLineSeparator(last))
w -= singleWidth(bview, row->par(), last);
int const left_margin = labelEnd(bview, row);
// environment with a manual label. (Asger)
if (last < 0) last = 0;
- if (row->par()->isLineSeparator(last)) /* a sepearator at this end
- does not count */
+ // a separator at this end does not count
+ if (row->par()->isLineSeparator(last))
--last;
int w = 0;
int fill = 0;
if (!row->par()->params().labelWidthString().empty()) {
- fill = max(lyxfont::width(row->par()->params().labelWidthString(),
+ fill = max(font_metrics::width(row->par()->params().labelWidthString(),
getLabelFont(bview->buffer(), row->par())) - w,
0);
}
{
pos_type last = rowLastPrintable(row);
pos_type p = max(row->pos(), beginningOfMainBody(buf, row->par()));
-
+
int n = 0;
for (; p <= last; ++p) {
if (row->par()->isSeparator(p)) {
pos_type const last = rowLast(row);
pos_type first = row->pos();
- if (first) { /* hfill *DO* count at the beginning
- * of paragraphs! */
+ if (first) {
+ // hfill *DO* count at the beginning of paragraphs!
while (first <= last && row->par()->isHfill(first)) {
++first;
}
{
pos_type last = rowLast(row);
pos_type first = row->pos();
- if (first) { /* hfill *DO* count at the beginning
- * of paragraphs! */
+ if (first) {
+ // hfill *DO* count at the beginning of paragraphs!
while (first < last && row->par()->isHfill(first))
++first;
}
void LyXText::setHeightOfRow(BufferView * bview, Row * row_ptr) const
{
- /* get the maximum ascent and the maximum descent */
+ // get the maximum ascent and the maximum descent
int asc = 0;
int desc = 0;
float layoutasc = 0;
LyXFont tmpfont;
Inset * tmpinset = 0;
- /* ok , let us initialize the maxasc and maxdesc value.
- * This depends in LaTeX of the font of the last character
- * in the paragraph. The hack below is necessary because
- * of the possibility of open footnotes */
+ // ok , let us initialize the maxasc and maxdesc value.
+ // This depends in LaTeX of the font of the last character
+ // in the paragraph. The hack below is necessary because
+ // of the possibility of open footnotes
- /* Correction: only the fontsize count. The other properties
- are taken from the layoutfont. Nicer on the screen :) */
+ // Correction: only the fontsize count. The other properties
+ // are taken from the layoutfont. Nicer on the screen :)
Paragraph * par = row_ptr->par();
Paragraph * firstpar = row_ptr->par();
- LyXLayout const & layout = textclasslist[bview->buffer()->params.textclass][firstpar->layout()];
+ LyXLayout const & layout
+ = textclasslist[bview->buffer()->params.textclass][firstpar->layout()];
// as max get the first character of this row then it can increes but not
// decrees the height. Just some point to start with so we don't have to
}
//lyxerr << "spacing_val = " << spacing_val << endl;
- int maxasc = int(lyxfont::maxAscent(font) *
- layout.spacing.getValue() *
- spacing_val);
- int maxdesc = int(lyxfont::maxDescent(font) *
- layout.spacing.getValue() *
- spacing_val);
+ int maxasc = int(font_metrics::maxAscent(font) *
+ layout.spacing.getValue() *
+ spacing_val);
+ int maxdesc = int(font_metrics::maxDescent(font) *
+ layout.spacing.getValue() *
+ spacing_val);
+
pos_type const pos_end = rowLast(row_ptr);
int labeladdon = 0;
int maxwidth = 0;
if (maxsize > font.size()) {
font.setSize(maxsize);
- asc = lyxfont::maxAscent(font);
- desc = lyxfont::maxDescent(font);
+ asc = font_metrics::maxAscent(font);
+ desc = font_metrics::maxDescent(font);
if (asc > maxasc)
maxasc = asc;
if (desc > maxdesc)
// do not forget the DTP-lines!
// there height depends on the font of the nearest character
if (firstpar->params().lineTop())
- maxasc += 2 * lyxfont::ascent('x', getFont(bview->buffer(),
- firstpar, 0));
+ maxasc += 2 * font_metrics::ascent('x', getFont(bview->buffer(),
+ firstpar, 0));
// and now the pagebreaks
if (firstpar->params().pagebreakTop())
maxasc += 3 * defaultHeight();
spacing_val = bview->buffer()->params.spacing.getValue();
}
- labeladdon = int(lyxfont::maxDescent(labelfont) *
- layout.spacing.getValue() *
- spacing_val)
- + int(lyxfont::maxAscent(labelfont) *
+ labeladdon = int(font_metrics::maxDescent(labelfont) *
+ layout.spacing.getValue() *
+ spacing_val)
+ + int(font_metrics::maxAscent(labelfont) *
layout.spacing.getValue() *
spacing_val);
}
}
labeladdon = int(
- (lyxfont::maxAscent(labelfont) *
+ (font_metrics::maxAscent(labelfont) *
layout.spacing.getValue() *
spacing_val)
- +(lyxfont::maxDescent(labelfont) *
+ +(font_metrics::maxDescent(labelfont) *
layout.spacing.getValue() *
spacing_val)
+ layout.topsep * defaultHeight()
// do not forget the DTP-lines!
// there height depends on the font of the nearest character
if (firstpar->params().lineBottom())
- maxdesc += 2 * lyxfont::ascent('x',
- getFont(bview->buffer(),
+ maxdesc += 2 * font_metrics::ascent('x',
+ getFont(bview->buffer(),
par,
max(pos_type(0), par->size() - 1)));
}
-/* Appends the implicit specified paragraph behind the specified row,
- * start at the implicit given position */
+// Appends the implicit specified paragraph behind the specified row,
+// start at the implicit given position
void LyXText::appendParagraph(BufferView * bview, Row * row) const
{
bool not_ready = true;
}
}
} else {
- /* if there are some rows too much, delete them */
- /* only if you broke the whole paragraph! */
+ // if there are some rows too much, delete them
+ // only if you broke the whole paragraph!
Row * tmprow2 = row;
while (tmprow2->next() && tmprow2->next()->par() == row->par()) {
tmprow2 = tmprow2->next();
not_ready = false;
}
- /* set the dimensions of the row */
+ // set the dimensions of the row
tmprow->fill(fill(bview, tmprow, workWidth(bview)));
setHeightOfRow(bview, tmprow);
} while (not_ready);
if (z < row->par()->size()) {
if (!row->next()
|| (row->next() && row->next()->par() != row->par())) {
- /* insert a new row */
+ // insert a new row
++z;
insertRow(row, row->par(), z);
row = row->next();
{
LyXTextClass const & tclass =
textclasslist[bview->buffer()->params.textclass];
- LyXLayout const & layout = tclass[cursor.par()->layout()];
+ LyXLayout const & layout = tclass[cursor.par()->layout()];
- // this is only allowed, if the current paragraph is not empty or caption
- if ((cursor.par()->size() <= 0)
- && layout.labeltype!= LABEL_SENSITIVE)
- return;
+ // 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()->size() <= 0)
+ && layout.labeltype != LABEL_SENSITIVE
+ && !layout.keepempty)
+ return;
- setUndo(bview, Undo::FINISH, cursor.par(), cursor.par()->next());
+ setUndo(bview, Undo::FINISH, cursor.par(), cursor.par()->next());
- // Always break behind a space
- //
- // It is better to erase the space (Dekel)
- if (cursor.pos() < cursor.par()->size()
- && cursor.par()->isLineSeparator(cursor.pos()))
+ // Always break behind a space
+ //
+ // It is better to erase the space (Dekel)
+ if (cursor.pos() < cursor.par()->size()
+ && cursor.par()->isLineSeparator(cursor.pos()))
cursor.par()->erase(cursor.pos());
- // cursor.pos(cursor.pos() + 1);
-
- // break the paragraph
- if (keep_layout)
- keep_layout = 2;
- else
- keep_layout = layout.isEnvironment();
- cursor.par()->breakParagraph(bview->buffer()->params, cursor.pos(),
+ // cursor.pos(cursor.pos() + 1);
+
+ // break the paragraph
+ if (keep_layout)
+ keep_layout = 2;
+ else
+ keep_layout = layout.isEnvironment();
+
+ // we need to set this before we insert the paragraph. IMO the
+ // 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()->size());
+ cursor.par()->breakParagraph(bview->buffer()->params, cursor.pos(),
keep_layout);
- // well this is the caption hack since one caption is really enough
- if (layout.labeltype == LABEL_SENSITIVE) {
- if (!cursor.pos())
- // set to standard-layout
- cursor.par()->applyLayout(tclass.defaultLayoutName());
- else
- // set to standard-layout
- cursor.par()->next()->applyLayout(tclass.defaultLayoutName());
- }
-
- /* if the cursor is at the beginning of a row without prior newline,
- * move one row up!
- * This touches only the screen-update. Otherwise we would may have
- * an empty row on the screen */
- if (cursor.pos() && !cursor.row()->par()->isNewline(cursor.row()->pos() - 1)
- && cursor.row()->pos() == cursor.pos()) {
- cursorLeft(bview);
- }
-
- status(bview, LyXText::NEED_MORE_REFRESH);
- refresh_row = cursor.row();
- refresh_y = cursor.y() - cursor.row()->baseline();
-
- // Do not forget the special right address boxes
- if (layout.margintype == MARGIN_RIGHT_ADDRESS_BOX) {
- while (refresh_row->previous() &&
- refresh_row->previous()->par() == refresh_row->par()) {
- refresh_row = refresh_row->previous();
- refresh_y -= refresh_row->height();
- }
- }
- removeParagraph(cursor.row());
-
- // set the dimensions of the cursor row
- cursor.row()->fill(fill(bview, cursor.row(), workWidth(bview)));
-
- setHeightOfRow(bview, cursor.row());
-
- while (cursor.par()->next()->size()
+ // well this is the caption hack since one caption is really enough
+ if (layout.labeltype == LABEL_SENSITIVE) {
+ if (!cursor.pos())
+ // set to standard-layout
+ cursor.par()->applyLayout(tclass.defaultLayoutName());
+ else
+ // set to standard-layout
+ cursor.par()->next()->applyLayout(tclass.defaultLayoutName());
+ }
+
+ // if the cursor is at the beginning of a row without prior newline,
+ // move one row up!
+ // This touches only the screen-update. Otherwise we would may have
+ // an empty row on the screen
+ if (cursor.pos() && !cursor.row()->par()->isNewline(cursor.row()->pos() - 1)
+ && cursor.row()->pos() == cursor.pos())
+ {
+ cursorLeft(bview);
+ }
+
+ status(bview, LyXText::NEED_MORE_REFRESH);
+ refresh_row = cursor.row();
+ refresh_y = cursor.y() - cursor.row()->baseline();
+
+ // Do not forget the special right address boxes
+ if (layout.margintype == MARGIN_RIGHT_ADDRESS_BOX) {
+ while (refresh_row->previous() &&
+ refresh_row->previous()->par() == refresh_row->par())
+ {
+ refresh_row = refresh_row->previous();
+ refresh_y -= refresh_row->height();
+ }
+ }
+ removeParagraph(cursor.row());
+
+ // set the dimensions of the cursor row
+ cursor.row()->fill(fill(bview, cursor.row(), workWidth(bview)));
+
+ setHeightOfRow(bview, cursor.row());
+
+ while (cursor.par()->next()->size()
&& cursor.par()->next()->isNewline(0))
cursor.par()->next()->erase(0);
- insertParagraph(bview, cursor.par()->next(), cursor.row());
+ insertParagraph(bview, cursor.par()->next(), cursor.row());
- updateCounters(bview, cursor.row()->previous());
+ updateCounters(bview, cursor.row()->previous());
- /* This check is necessary. Otherwise the new empty paragraph will
- * be deleted automatically. And it is more friendly for the user! */
- if (cursor.pos())
- setCursor(bview, cursor.par()->next(), 0);
- else
- setCursor(bview, cursor.par(), 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(bview, cursor.par()->next(), 0);
+ else
+ setCursor(bview, cursor.par(), 0);
- if (cursor.row()->next())
- breakAgain(bview, cursor.row()->next());
+ if (cursor.row()->next())
+ breakAgain(bview, cursor.row()->next());
- need_break_row = 0;
+ need_break_row = 0;
}
}
-/* insert a character, moves all the following breaks in the
- * same Paragraph one to the right and make a rebreak */
+// insert a character, moves all the following breaks in the
+// same Paragraph one to the right and make a rebreak
void LyXText::insertChar(BufferView * bview, char c)
{
setUndo(bview, Undo::INSERT, cursor.par(), cursor.par()->next());
}
- /* First check, if there will be two blanks together or a blank at
- the beginning of a paragraph.
- I decided to handle blanks like normal characters, the main
- difference are the special checks when calculating the row.fill
- (blank does not count at the end of a row) and the check here */
+ // First check, if there will be two blanks together or a blank at
+ // the beginning of a paragraph.
+ // I decided to handle blanks like normal characters, the main
+ // difference are the special checks when calculating the row.fill
+ // (blank does not count at the end of a row) and the check here
// The bug is triggered when we type in a description environment:
// The current_font is not changed when we go from label to main text
// CHECK There is a bug here! (Asger)
LyXFont realtmpfont = real_current_font;
- LyXFont rawtmpfont = current_font; /* store the current font.
- * This is because of the use
- * of cursor movements. The moving
- * cursor would refresh the
- * current font */
+ LyXFont rawtmpfont = current_font;
+ // store the current font. This is because of the use of cursor
+ // movements. The moving cursor would refresh the current font
// Get the font that is used to calculate the baselineskip
pos_type const lastpos = cursor.par()->size();
}
} else if (IsNewlineChar(c)) {
if (cursor.pos() <= beginningOfMainBody(bview->buffer(),
- cursor.par())) {
+ cursor.par()))
+ {
charInserted();
return;
}
- /* No newline at first position
- * of a paragraph or behind labels.
- * TeX does not allow that. */
+ // No newline at first position of a paragraph or behind labels.
+ // TeX does not allow that
if (cursor.pos() < cursor.par()->size() &&
cursor.par()->isLineSeparator(cursor.pos()))
// get the cursor row fist
Row * row = cursor.row();
int y = cursor.y() - row->baseline();
- if (c != Paragraph::META_INSET) /* Here case LyXText::InsertInset
- * already insertet the character */
+ if (c != Paragraph::META_INSET) {
+ // Here case LyXText::InsertInset already insertet the character
cursor.par()->insertChar(cursor.pos(), c);
+ }
setCharFont(bview->buffer(), cursor.par(), cursor.pos(), rawtmpfont);
if (!jumped_over_space) {
// Is there a break one row above
if (row->previous() && row->previous()->par() == row->par()
&& (cursor.par()->isLineSeparator(cursor.pos())
- || cursor.par()->isNewline(cursor.pos())
- || ((cursor.pos() < cursor.par()->size()) &&
- cursor.par()->isInset(cursor.pos()+1))
- || cursor.row()->fill() == -1))
+ || cursor.par()->isNewline(cursor.pos())
+ || ((cursor.pos() < cursor.par()->size()) &&
+ cursor.par()->isInset(cursor.pos()+1))
+ || cursor.row()->fill() == -1))
{
pos_type z = nextBreakPoint(bview,
row->previous(),
}
// recalculate the fill of the row
- if (row->fill() >= 0) /* needed because a newline
- * will set fill to -1. Otherwise
- * we would not get a rebreak! */
+ if (row->fill() >= 0) {
+ // needed because a newline will set fill to -1. Otherwise
+ // we would not get a rebreak!
row->fill(fill(bview, row, workWidth(bview)));
+ }
if (c == Paragraph::META_INSET || row->fill() < 0) {
refresh_y = y;
refresh_row = row;
if (main_body > 0 &&
(main_body - 1 > last ||
!row->par()->isLineSeparator(main_body - 1))) {
- x += lyxfont::width(layout.labelsep,
+ x += font_metrics::width(layout.labelsep,
getLabelFont(bview->buffer(), row->par()));
if (main_body - 1 <= last)
x += fill_label_hfill;
}
}
-/* important for the screen */
+// important for the screen
-/* the cursor set functions have a special mechanism. When they
-* realize, that you left an empty paragraph, they will delete it.
-* They also delete the corresponding row */
+
+// the cursor set functions have a special mechanism. When they
+// realize, that you left an empty paragraph, they will delete it.
+// They also delete the corresponding row
void LyXText::cursorRightOneWord(BufferView * bview) const
{
void LyXText::cursorTab(BufferView * bview) const
{
- LyXCursor tmpcursor = cursor;
- while (tmpcursor.pos() < tmpcursor.par()->size()
+ LyXCursor tmpcursor = cursor;
+ while (tmpcursor.pos() < tmpcursor.par()->size()
&& !tmpcursor.par()->isNewline(tmpcursor.pos()))
tmpcursor.pos(tmpcursor.pos() + 1);
- if (tmpcursor.pos() == tmpcursor.par()->size()) {
- if (tmpcursor.par()->next()) {
- tmpcursor.par(tmpcursor.par()->next());
- tmpcursor.pos(0);
- }
- } else
- tmpcursor.pos(tmpcursor.pos() + 1);
- setCursor(bview, tmpcursor.par(), tmpcursor.pos());
+ if (tmpcursor.pos() == tmpcursor.par()->size()) {
+ if (tmpcursor.par()->next()) {
+ tmpcursor.par(tmpcursor.par()->next());
+ tmpcursor.pos(0);
+ }
+ } else
+ tmpcursor.pos(tmpcursor.pos() + 1);
+ setCursor(bview, tmpcursor.par(), tmpcursor.pos());
}
-/* -------> Skip initial whitespace at end of word and move cursor to *start*
- of prior word, not to end of next prior word. */
-
+// 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(BufferView * bview) const
{
LyXCursor tmpcursor = cursor;
setCursor(bview, tmpcursor.par(), tmpcursor.pos());
}
+
void LyXText::cursorLeftOneWord(LyXCursor & cur) const
{
// treat HFills, floats and Insets as words
}
}
-/* -------> Select current word. This depends on behaviour of
-CursorLeftOneWord(), so it is patched as well. */
+
+// 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) const
{
}
-/* -------> Select the word currently under the cursor when no
- selection is currently set */
+// Select the word currently under the cursor when no
+// selection is currently set
bool LyXText::selectWordWhenUnderCursor(BufferView * bview,
word_location const loc)
{
}
-/* -------> Delete from cursor up to the end of the current or next word. */
+// Delete from cursor up to the end of the current or next word.
void LyXText::deleteWordForward(BufferView * bview)
{
if (!cursor.par()->size())
cursor = tmpcursor;
setSelection(bview);
- /* -----> Great, CutSelection() gets rid of multiple spaces. */
+ // Great, CutSelection() gets rid of multiple spaces.
cutSelection(bview, true, false);
}
}
-/* -------> Delete from cursor to start of current or prior word. */
+// Delete from cursor to start of current or prior word.
void LyXText::deleteWordBackward(BufferView * bview)
{
- if (!cursor.par()->size())
- cursorLeft(bview);
- else {
- LyXCursor tmpcursor = cursor;
- tmpcursor.row(0); // ??
- selection.set(true); // to avoid deletion
- cursorLeftOneWord(bview);
- setCursor(bview, tmpcursor, tmpcursor.par(), tmpcursor.pos());
- selection.cursor = cursor;
- cursor = tmpcursor;
- setSelection(bview);
- cutSelection(bview, true, false);
- }
+ if (!cursor.par()->size())
+ cursorLeft(bview);
+ else {
+ LyXCursor tmpcursor = cursor;
+ tmpcursor.row(0); // ??
+ selection.set(true); // to avoid deletion
+ cursorLeftOneWord(bview);
+ setCursor(bview, tmpcursor, tmpcursor.par(), tmpcursor.pos());
+ selection.cursor = cursor;
+ cursor = tmpcursor;
+ setSelection(bview);
+ cutSelection(bview, true, false);
+ }
}
-/* -------> Kill to end of line. */
+// Kill to end of line.
void LyXText::deleteLineForward(BufferView * bview)
{
if (!cursor.par()->size())
false);
}
- /* Pasting is not allowed, if the paragraphs have different
- layout. I think it is a real bug of all other
- word processors to allow it. It confuses the user.
- Even so with a footnote paragraph and a non-footnote
- paragraph. I will not allow pasting in this case,
- because the user would be confused if the footnote behaves
- different wether it is open or closed.
+ // Pasting is not allowed, if the paragraphs have different
+ // layout. I think it is a real bug of all other
+ // word processors to allow it. It confuses the user.
+ // Even so with a footnote paragraph and a non-footnote
+ // paragraph. I will not allow pasting in this case,
+ // because the user would be confused if the footnote behaves
+ // different wether it is open or closed.
- Correction: Pasting is always allowed with standard-layout
- */
+ // Correction: Pasting is always allowed with standard-layout
LyXTextClass const & tclass = textclasslist[bview->buffer()->params.textclass];
if (cursor.par() != tmppar
setCursor(bview, cursor.par(), cursor.pos(), false);
}
} else {
- /* this is the code for a normal backspace, not pasting
- * any paragraphs */
+ // this is the code for a normal backspace, not pasting
+ // any paragraphs
setUndo(bview, Undo::DELETE,
cursor.par(), cursor.par()->next());
// We used to do cursorLeftIntern() here, but it is
Row * row = cursor.row();
int y = cursor.y() - row->baseline();
pos_type z;
- /* remember that a space at the end of a row doesnt count
- * when calculating the fill */
+ // remember that a space at the end of a row doesnt count
+ // when calculating the fill
if (cursor.pos() < rowLast(row) ||
!cursor.par()->isLineSeparator(cursor.pos())) {
row->fill(row->fill() + singleWidth(bview,
cursor.pos()));
}
- /* some special code when deleting a newline. This is similar
- * to the behavior when pasting paragraphs */
+ // some special code when deleting a newline. This is similar
+ // to the behavior when pasting paragraphs
if (cursor.pos() && cursor.par()->isNewline(cursor.pos())) {
cursor.par()->erase(cursor.pos());
// refresh the positions
(rowLast(row) == row->par()->size() - 1 ||
nextBreakPoint(bview, row, workWidth(bview)) != rowLast(row))) {
- /* it can happen that a paragraph loses one row
- * without a real breakup. This is when a word
- * is to long to be broken. Well, I don t care this
- * hack ;-) */
+ // it can happen that a paragraph loses one row
+ // without a real breakup. This is when a word
+ // is to long to be broken. Well, I don t care this
+ // hack ;-)
if (rowLast(row) == row->par()->size() - 1)
removeRow(row->next());
pos_type const last = rowLastPrintable(p.row);
- if (!p.bv->screen()->forceClear() && last == p.row->pos()
+ if (!p.bv->screen().forceClear() && last == p.row->pos()
&& p.row->par()->isInset(p.row->pos())) {
inset = p.row->par()->getInset(p.row->pos());
if (inset) {
[par->layout()];
LyXFont const lfont = getLabelFont(buffer, par);
-
- tmpx += p.label_hfill + lyxfont::width(layout.labelsep, lfont);
+ tmpx += p.label_hfill + font_metrics::width(layout.labelsep, lfont);
if (par->isLineSeparator(main_body - 1))
tmpx -= singleWidth(p.bv, par, main_body - 1);
LyXFont font;
font.decSize();
int const min_size = max(3 * arrow_size,
- lyxfont::maxAscent(font)
- + lyxfont::maxDescent(font));
+ font_metrics::maxAscent(font)
+ + font_metrics::maxDescent(font));
if (vsp.length().len().value() < 0.0)
return min_size;
LyXFont font;
font.setColor(LColor::added_space).decSize();
- lyxfont::rectText(str, font, w, a, d);
+ font_metrics::rectText(str, font, w, a, d);
p.pain->rectText(leftx + 2 * arrow_size + 5,
start + ((end - start) / 2) + d,
LyXFont pb_font;
pb_font.setColor(LColor::pagebreak).decSize();
- lyxfont::rectText(_("Page Break (top)"), pb_font, w, a, d);
+ font_metrics::rectText(_("Page Break (top)"), pb_font, w, a, d);
p.pain->rectText((p.width - w)/2, y + d,
_("Page Break (top)"), pb_font,
backgroundColor(),
// draw a top line
if (parparams.lineTop()) {
LyXFont font(LyXFont::ALL_SANE);
- int const asc = lyxfont::ascent('x', getFont(buffer, par, 0));
+ int const asc = font_metrics::ascent('x', getFont(buffer, par, 0));
y_top += asc;
}
int const maxdesc =
- int(lyxfont::maxDescent(font) * layout.spacing.getValue() * spacing_val)
+ int(font_metrics::maxDescent(font) * layout.spacing.getValue() * spacing_val)
+ int(layout.parsep) * defaultHeight();
if (is_rtl) {
x = ww - leftMargin(p.bv, p.row) -
- lyxfont::width(str, font);
+ font_metrics::width(str, font);
}
p.pain->text(int(x),
} else {
if (is_rtl) {
x = ww - leftMargin(p.bv, p.row)
- + lyxfont::width(layout.labelsep, font);
+ + font_metrics::width(layout.labelsep, font);
} else {
- x = p.x - lyxfont::width(layout.labelsep, font)
- - lyxfont::width(str, font);
+ x = p.x - font_metrics::width(layout.labelsep, font)
+ - font_metrics::width(str, font);
}
p.pain->text(int(x), p.yo + p.row->baseline(), str, font);
}
int maxdesc =
- int(lyxfont::maxDescent(font) * layout.spacing.getValue() * spacing_val
+ int(font_metrics::maxDescent(font) * layout.spacing.getValue() * spacing_val
+ (layout.labelbottomsep * defaultHeight()));
float x = p.x;
if (layout.labeltype == LABEL_CENTERED_TOP_ENVIRONMENT) {
x = ((is_rtl ? leftMargin(p.bv, p.row) : p.x)
+ ww - rightMargin(buffer, p.row)) / 2;
- x -= lyxfont::width(str, font) / 2;
+ x -= font_metrics::width(str, font) / 2;
} else if (is_rtl) {
x = ww - leftMargin(p.bv, p.row) -
- lyxfont::width(str, font);
+ font_metrics::width(str, font);
}
p.pain->text(int(x), p.yo + p.row->baseline()
- p.row->ascent_of_text() - maxdesc,
float x;
if (is_rtl) {
x = ww - leftMargin(p.bv, p.row)
- + lyxfont::width(layout.labelsep, font);
+ + font_metrics::width(layout.labelsep, font);
} else {
- x = p.x - lyxfont::width(layout.labelsep, font)
+ x = p.x - font_metrics::width(layout.labelsep, font)
- par->bibkey->width(p.bv, font);
}
par->bibkey->draw(p.bv, font, p.yo + p.row->baseline(), x, p.cleared);
int w = 0;
int a = 0;
int d = 0;
- lyxfont::rectText(_("Page Break (bottom)"), pb_font, w, a, d);
+ font_metrics::rectText(_("Page Break (bottom)"), pb_font, w, a, d);
p.pain->rectText((ww - w) / 2, y + d,
_("Page Break (bottom)"),
pb_font, backgroundColor(), backgroundColor());
// draw a bottom line
if (parparams.lineBottom()) {
LyXFont font(LyXFont::ALL_SANE);
- int const asc = lyxfont::ascent('x',
+ int const asc = font_metrics::ascent('x',
getFont(buffer, par,
max(pos_type(0), par->size() - 1)));
case END_LABEL_FILLED_BOX:
{
LyXFont const font = getLabelFont(buffer, par);
- int const size = int(0.75 * lyxfont::maxAscent(font));
+ int const size = int(0.75 * font_metrics::maxAscent(font));
int const y = (p.yo + p.row->baseline()) - size;
int x = is_rtl ? LYX_PAPER_MARGIN : ww - LYX_PAPER_MARGIN - size;
string const str = textclasslist[buffer->params.textclass][layout].endlabelstring();
font = getLabelFont(buffer, par);
int const x = is_rtl ?
- int(p.x) - lyxfont::width(str, font)
+ int(p.x) - font_metrics::width(str, font)
: ww - rightMargin(buffer, p.row) - p.row->fill();
p.pain->text(x, p.yo + p.row->baseline(), str, font);
break;
pos_type vpos = p.row->pos();
while (vpos <= last) {
+ if (p.x > p.bv->workWidth())
+ break;
pos_type pos = vis2log(vpos);
+ if (p.x + singleWidth(p.bv, par, pos) < 0) {
+ p.x += singleWidth(p.bv, par, pos);
+ ++vpos;
+ continue;
+ }
if (main_body > 0 && pos == main_body - 1) {
- int const lwidth = lyxfont::width(layout.labelsep,
+ int const lwidth = font_metrics::width(layout.labelsep,
getLabelFont(buffer, par));
p.x += p.label_hfill + lwidth
p.x += p.separator;
++vpos;
} else {
- draw(p, vpos);
+ if (!draw(p, vpos))
+ break;
}
}
}
int LyXText::defaultHeight() const
{
LyXFont font(LyXFont::ALL_SANE);
- return int(lyxfont::maxAscent(font) + lyxfont::maxDescent(font) * 1.5);
+ return int(font_metrics::maxAscent(font)
+ + font_metrics::maxDescent(font) * 1.5);
}
-/* returns the column near the specified x-coordinate of the row
-* x is set to the real beginning of this column */
+// 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(BufferView * bview, Row * row, int & x,
bool & boundary) const
last_tmpx = tmpx;
if (main_body > 0 && c == main_body-1) {
tmpx += fill_label_hfill +
- lyxfont::width(layout.labelsep,
+ font_metrics::width(layout.labelsep,
getLabelFont(bview->buffer(), row->par()));
if (row->par()->isLineSeparator(main_body - 1))
tmpx -= singleWidth(bview, row->par(), main_body-1);