#include <config.h>
#include "lyxtext.h"
+#include "lyxrow.h"
#include "layout.h"
#include "paragraph.h"
#include "lyx_gui_misc.h"
using std::min;
using std::endl;
using std::pair;
+using lyx::pos_type;
namespace {
int LyXText::workWidth(BufferView * bview, Inset * inset) const
{
Paragraph * par = 0;
- Paragraph::size_type pos = 0;
+ pos_type pos = 0;
Buffer::inset_iterator it = bview->buffer()->inset_iterator_begin();
int dummy_y;
Row * row = getRow(par, pos, dummy_y);
Row * frow = row;
- while(frow->previous() && frow->par() == frow->previous()->par())
+ while (frow->previous() && frow->par() == frow->previous()->par())
frow = frow->previous();
unsigned int maxw = 0;
- while(frow->next() && frow->par() == frow->next()->par()) {
+ while (frow->next() && frow->par() == frow->next()->par()) {
if ((frow != row) && (maxw < frow->width()))
maxw = frow->width();
frow = frow->next();
unsigned char LyXText::transformChar(unsigned char c, Paragraph * par,
- Paragraph::size_type pos) const
+ pos_type pos) const
{
if (!Encodings::is_arabic(c))
if (lyxrc.font_norm_type == LyXRC::ISO_8859_6_8 && isdigit(c))
unsigned char const prev_char = pos > 0 ? par->getChar(pos-1) : ' ';
unsigned char next_char = ' ';
- for (Paragraph::size_type i = pos+1; i < par->size(); ++i)
+ for (pos_type i = pos+1; i < par->size(); ++i)
if (!Encodings::IsComposeChar_arabic(par->getChar(i))) {
next_char = par->getChar(i);
break;
// Lgb
int LyXText::singleWidth(BufferView * bview, Paragraph * par,
- Paragraph::size_type pos) const
+ pos_type pos) const
{
char const c = par->getChar(pos);
return singleWidth(bview, par, pos, c);
int LyXText::singleWidth(BufferView * bview, Paragraph * par,
- Paragraph::size_type pos, char c) const
+ pos_type pos, char c) const
{
LyXFont const font = getFont(bview->buffer(), par, pos);
} else if (c == Paragraph::META_INSET) {
Inset * tmpinset = par->getInset(pos);
if (tmpinset) {
-#if 0 // seems not to be needed, but ...
+#if 1
+ // this IS needed otherwise on initialitation we don't get the fill
+ // of the row right (ONLY on initialization if we read a file!)
+ // should be changed! (Jug 20011204)
tmpinset->update(bview, font);
#endif
return tmpinset->width(bview, font);
// Returns the paragraph position of the last character in the specified row
-Paragraph::size_type LyXText::rowLast(Row const * row) const
+pos_type LyXText::rowLast(Row const * row) const
{
- if (row->next() == 0)
- return row->par()->size() - 1;
- else if (row->next()->par() != row->par())
+ if (!row->next() || row->next()->par() != row->par())
return row->par()->size() - 1;
else
return row->next()->pos() - 1;
}
-Paragraph::size_type LyXText::rowLastPrintable(Row const * row) const
+pos_type LyXText::rowLastPrintable(Row const * row) const
{
- Paragraph::size_type const last = rowLast(row);
+ pos_type const last = rowLast(row);
if (last >= row->pos()
&& row->next()
&& row->next()->par() == row->par()
}
if (bidi_end + 2 - bidi_start >
- static_cast<Paragraph::size_type>(log2vis_list.size())) {
- Paragraph::size_type new_size =
+ static_cast<pos_type>(log2vis_list.size())) {
+ pos_type new_size =
(bidi_end + 2 - bidi_start < 500) ?
500 : 2 * (bidi_end + 2 - bidi_start);
log2vis_list.resize(new_size);
vis2log_list[bidi_end + 1 - bidi_start] = -1;
log2vis_list[bidi_end + 1 - bidi_start] = -1;
- Paragraph::size_type stack[2];
+ pos_type stack[2];
bool const rtl_par =
row->par()->getParLanguage(buf->params)->RightToLeft();
int level = 0;
bool rtl = false;
bool rtl0 = false;
- Paragraph::size_type const main_body =
- beginningOfMainBody(buf, row->par());
+ pos_type const main_body = beginningOfMainBody(buf, row->par());
- for (Paragraph::size_type lpos = bidi_start;
+ for (pos_type lpos = bidi_start;
lpos <= bidi_end; ++lpos) {
bool is_space = row->par()->isLineSeparator(lpos);
- Paragraph::size_type const pos =
+ pos_type const pos =
(is_space && lpos + 1 <= bidi_end &&
!row->par()->isLineSeparator(lpos + 1) &&
!row->par()->isNewline(lpos + 1))
bidi_levels[lpos - bidi_start] = new_level;
while (level > new_level2) {
- Paragraph::size_type old_lpos =
- stack[--level];
+ pos_type old_lpos = stack[--level];
int delta = lpos - old_lpos - 1;
if (level % 2)
delta = -delta;
}
while (level > 0) {
- Paragraph::size_type const old_lpos = stack[--level];
+ pos_type const old_lpos = stack[--level];
int delta = bidi_end - old_lpos;
if (level % 2)
delta = -delta;
log2vis_list[old_lpos - bidi_start] += delta;
}
- Paragraph::size_type vpos = bidi_start - 1;
- for (Paragraph::size_type lpos = bidi_start;
+ pos_type vpos = bidi_start - 1;
+ for (pos_type lpos = bidi_start;
lpos <= bidi_end; ++lpos) {
vpos += log2vis_list[lpos - bidi_start];
vis2log_list[vpos - bidi_start] = lpos;
// This method requires a previous call to ComputeBidiTables()
bool LyXText::isBoundary(Buffer const * buf, Paragraph * par,
- Paragraph::size_type pos) const
+ pos_type pos) const
{
if (!lyxrc.rtl_support || pos == 0)
return false;
bool LyXText::isBoundary(Buffer const * buf, Paragraph * par,
- Paragraph::size_type pos,
- LyXFont const & font) const
+ pos_type pos, LyXFont const & font) const
{
if (!lyxrc.rtl_support)
return false; // This is just for speedup
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 y = p.yo + p.row->baseline();
+ int xp[3];
+ int yp[3];
+
+ yp[0] = int(y - 0.875 * asc * 0.75);
+ yp[1] = int(y - 0.500 * asc * 0.75);
+ yp[2] = int(y - 0.125 * asc * 0.75);
+
+ if (bidi_level(pos) % 2 == 0) {
+ xp[0] = int(p.x + wid * 0.375);
+ xp[1] = int(p.x);
+ xp[2] = int(p.x + wid * 0.375);
+ } else {
+ xp[0] = int(p.x + wid * 0.625);
+ xp[1] = int(p.x + wid);
+ xp[2] = int(p.x + wid * 0.625);
+ }
+
+ p.pain->lines(xp, yp, 3, LColor::eolmarker);
+
+ yp[0] = int(y - 0.500 * asc * 0.75);
+ yp[1] = int(y - 0.500 * asc * 0.75);
+ yp[2] = int(y - asc * 0.75);
+
+ if (bidi_level(pos) % 2 == 0) {
+ xp[0] = int(p.x);
+ xp[1] = int(p.x + wid);
+ xp[2] = int(p.x + wid);
+ } else {
+ xp[0] = int(p.x + wid);
+ xp[1] = int(p.x);
+ xp[2] = int(p.x);
+ }
+
+ p.pain->lines(xp, yp, 3, LColor::eolmarker);
+
+ p.x += wid;
+}
-void LyXText::draw(BufferView * bview, Row const * row,
- Paragraph::size_type & vpos,
- int offset, float & x, bool cleared)
+
+void LyXText::drawInset(DrawRowParams & p, pos_type const pos)
{
- Painter & pain = bview->painter();
-
- Paragraph::size_type pos = vis2log(vpos);
- char c = row->par()->getChar(pos);
- float tmpx = x;
+ Inset * inset = p.row->par()->getInset(pos);
- if (IsNewlineChar(c)) {
- ++vpos;
- // Draw end-of-line marker
- LyXFont const font = getFont(bview->buffer(), row->par(), pos);
- int const wid = lyxfont::width('n', font);
- int const asc = lyxfont::maxAscent(font);
- int const y = offset + row->baseline();
- int xp[3];
- int yp[3];
-
- if (bidi_level(pos) % 2 == 0) {
- xp[0] = int(x + wid * 0.375);
- yp[0] = int(y - 0.875 * asc * 0.75);
-
- xp[1] = int(x);
- yp[1] = int(y - 0.500 * asc * 0.75);
-
- xp[2] = int(x + wid * 0.375);
- yp[2] = int(y - 0.125 * asc * 0.75);
-
- pain.lines(xp, yp, 3, LColor::eolmarker);
-
- xp[0] = int(x);
- yp[0] = int(y - 0.500 * asc * 0.75);
-
- xp[1] = int(x + wid);
- yp[1] = int(y - 0.500 * asc * 0.75);
-
- xp[2] = int(x + wid);
- yp[2] = int(y - asc * 0.75);
-
- pain.lines(xp, yp, 3, LColor::eolmarker);
- } else {
- xp[0] = int(x + wid * 0.625);
- yp[0] = int(y - 0.875 * asc * 0.75);
-
- xp[1] = int(x + wid);
- yp[1] = int(y - 0.500 * asc * 0.75);
-
- xp[2] = int(x + wid * 0.625);
- yp[2] = int(y - 0.125 * asc * 0.75);
-
- pain.lines(xp, yp, 3, LColor::eolmarker);
-
- xp[0] = int(x + wid);
- yp[0] = int(y - 0.500 * asc * 0.75);
-
- xp[1] = int(x);
- yp[1] = int(y - 0.500 * asc * 0.75);
-
- xp[2] = int(x);
- yp[2] = int(y - asc * 0.75);
-
- pain.lines(xp, yp, 3, LColor::eolmarker);
- }
- x += wid;
+ // FIXME: shouldn't happen
+ if (!inset) {
return;
}
+
+ LyXFont const & font = getFont(p.bv->buffer(), p.row->par(), pos);
+
+ 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);
+ }
+ setCursor(p.bv, cursor.par(), cursor.pos());
+ need_break_row = p.row;
+ }
+}
- LyXFont font = getFont(bview->buffer(), row->par(), pos);
- LyXFont font2 = font;
- if (c == Paragraph::META_INSET) {
- Inset * tmpinset = row->par()->getInset(pos);
- if (tmpinset) {
- tmpinset->update(bview, font, false);
- tmpinset->draw(bview, font, offset+row->baseline(), x,
- cleared);
- if (!need_break_row && !inset_owner &&
- bview->text->status() == CHANGED_IN_DRAW)
- {
- if (row->previous() && row->previous()->par() == row->par())
- breakAgainOneRow(bview, row->previous());
- setCursor(bview, cursor.par(), cursor.pos());
- need_break_row = const_cast<Row *>(row);
+void LyXText::drawForeignMark(DrawRowParams & p, float const orig_x, LyXFont const & orig_font)
+{
+ if (!lyxrc.mark_foreign_language)
+ return;
+ if (orig_font.language() == latex_language)
+ return;
+ if (orig_font.language() == p.bv->buffer()->params.language)
+ return;
+
+ int const y = p.yo + p.row->height() - 1;
+ p.pain->line(int(orig_x), y, int(p.x), y, LColor::language);
+}
+
+
+void LyXText::drawHebrewComposeChar(DrawRowParams & p, pos_type & vpos)
+{
+ pos_type pos = vis2log(vpos);
+
+ string str;
+
+ // first char
+ char c = p.row->par()->getChar(pos);
+ str += c;
+ ++vpos;
+
+ LyXFont const & font = getFont(p.bv->buffer(), p.row->par(), pos);
+ int const width = lyxfont::width(c, font);
+ int dx = 0;
+
+ for (pos_type i = pos-1; i >= 0; --i) {
+ c = p.row->par()->getChar(i);
+ if (!Encodings::IsComposeChar_hebrew(c)) {
+ if (IsPrintableNonspace(c)) {
+ int const width2 =
+ singleWidth(p.bv, p.row->par(), i, c);
+ // dalet / resh
+ dx = (c == 'ø' || c == 'ã')
+ ? width2 - width
+ : (width2 - width) / 2;
}
+ break;
}
- ++vpos;
+ }
+
+ // Draw nikud
+ p.pain->text(int(p.x) + dx, p.yo + p.row->baseline(), str, font);
+}
- if (lyxrc.mark_foreign_language &&
- font.language() != latex_language &&
- font.language() != bview->buffer()->params.language) {
- int const y = offset + row->height() - 1;
- pain.line(int(tmpx), y, int(x), y, LColor::language);
+
+void LyXText::drawArabicComposeChar(DrawRowParams & p, pos_type & vpos)
+{
+ pos_type pos = vis2log(vpos);
+ string str;
+
+ // first char
+ char c = p.row->par()->getChar(pos);
+ c = transformChar(c, p.row->par(), pos);
+ str +=c;
+ ++vpos;
+
+ LyXFont const & font = getFont(p.bv->buffer(), p.row->par(), pos);
+ int const width = lyxfont::width(c, font);
+ int dx = 0;
+
+ for (pos_type i = pos-1; i >= 0; --i) {
+ c = p.row->par()->getChar(i);
+ if (!Encodings::IsComposeChar_arabic(c)) {
+ if (IsPrintableNonspace(c)) {
+ int const width2 =
+ singleWidth(p.bv, p.row->par(), i, c);
+ dx = (width2 - width) / 2;
+ }
+ break;
}
+ }
+ // Draw nikud
+ p.pain->text(int(p.x) + dx, p.yo + p.row->baseline(), str, font);
+}
+
+
+void LyXText::drawChars(DrawRowParams & p, pos_type & vpos,
+ bool hebrew, bool arabic)
+{
+ pos_type pos = vis2log(vpos);
+ pos_type const last = rowLastPrintable(p.row);
+ LyXFont const & orig_font = getFont(p.bv->buffer(), p.row->par(), pos);
+
+ // first character
+ string str;
+ str += p.row->par()->getChar(pos);
+ if (arabic) {
+ unsigned char c = str[0];
+ str[0] = transformChar(c, p.row->par(), pos);
+ }
+ ++vpos;
- return;
+ // collect as much similar chars as we can
+ while (vpos <= last && (pos = vis2log(vpos)) >= 0) {
+ char c = p.row->par()->getChar(pos);
+
+ if (!IsPrintableNonspace(c))
+ break;
+
+ if (arabic && Encodings::IsComposeChar_arabic(c))
+ break;
+ if (hebrew && Encodings::IsComposeChar_hebrew(c))
+ break;
+
+ if (orig_font != getFont(p.bv->buffer(), p.row->par(), pos))
+ break;
+
+ str += c;
+ ++vpos;
}
+
+ // 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);
+}
- // usual characters, no insets
+
+void LyXText::draw(DrawRowParams & p, pos_type & vpos)
+{
+ pos_type const pos = vis2log(vpos);
+ Paragraph * par = p.row->par();
- // Collect character that we can draw in one command
-
- // This is dirty, but fast. Notice that it will never be too small.
- // For the record, I'll note that Microsoft Word has a limit
- // of 768 here. We have none :-) (Asger)
- // Ok. I am the first to admit that the use of std::string will be
- // a tiny bit slower than using a POD char array. However, I claim
- // that this slowdown is so small that it is close to inperceptive.
- // So IMHO we should go with the easier and clearer implementation.
- // And even if 1024 is a large number here it might overflow, string
- // will only overflow if the machine is out of memory...
- static string textstring;
- textstring = c;
- ++vpos;
+ LyXFont const & orig_font = getFont(p.bv->buffer(), par, pos);
- Paragraph::size_type const last = rowLastPrintable(row);
-
- if (font.language()->lang() == "hebrew") {
- if (Encodings::IsComposeChar_hebrew(c)) {
- int const width = lyxfont::width(c, font2);
- int dx = 0;
- for (Paragraph::size_type i = pos-1; i >= 0; --i) {
- c = row->par()->getChar(i);
- if (!Encodings::IsComposeChar_hebrew(c)) {
- if (IsPrintableNonspace(c)) {
- int const width2 =
- singleWidth(bview,
- row->par(),
- i, c);
- dx = (c == 'ø' || c == 'ã') // dalet / resh
- ? width2 - width : (width2 - width) / 2;
- }
- break;
- }
- }
- // Draw nikud
- pain.text(int(x) + dx, offset + row->baseline(),
- textstring, font);
- } else {
- while (vpos <= last &&
- (pos = vis2log(vpos)) >= 0
- && IsPrintableNonspace(c = row->par()->getChar(pos))
- && !Encodings::IsComposeChar_hebrew(c)
- && font2 == getFont(bview->buffer(), row->par(), pos)) {
- textstring += c;
- ++vpos;
- }
- // Draw text and set the new x position
- pain.text(int(x), offset + row->baseline(),
- textstring, font);
- x += lyxfont::width(textstring, font);
- }
- } else if (font.language()->lang() == "arabic" &&
- (lyxrc.font_norm_type == LyXRC::ISO_8859_6_8 ||
- lyxrc.font_norm_type == LyXRC::ISO_10646_1)) {
- if (Encodings::IsComposeChar_arabic(c)) {
- c = transformChar(c, row->par(), pos);
- textstring = c;
- int const width = lyxfont::width(c, font2);
- int dx = 0;
- for (Paragraph::size_type i = pos-1; i >= 0; --i) {
- c = row->par()->getChar(i);
- if (!Encodings::IsComposeChar_arabic(c)) {
- if (IsPrintableNonspace(c)) {
- int const width2 =
- singleWidth(bview,
- row->par(),
- i, c);
- dx = (width2 - width) / 2;
- }
- break;
- }
- }
- // Draw nikud
- pain.text(int(x) + dx, offset + row->baseline(),
- textstring, font);
- } else {
- textstring = transformChar(c, row->par(), pos);
- while (vpos <= last &&
- (pos = vis2log(vpos)) >= 0
- && IsPrintableNonspace(c = row->par()->getChar(pos))
- && !Encodings::IsComposeChar_arabic(c)
- && font2 == getFont(bview->buffer(), row->par(), pos)) {
- c = transformChar(c, row->par(), pos);
- textstring += c;
- ++vpos;
- }
- // Draw text and set the new x position
- pain.text(int(x), offset + row->baseline(),
- textstring, font);
- x += lyxfont::width(textstring, font);
- }
- } else {
- while (vpos <= last &&
- (pos = vis2log(vpos)) >= 0
- && IsPrintableNonspace(c = row->par()->getChar(pos))
- && font2 == getFont(bview->buffer(), row->par(), pos)) {
- textstring += c;
- ++vpos;
- }
- // Draw text and set the new x position
- pain.text(int(x), offset + row->baseline(), textstring, font);
- x += lyxfont::width(textstring, font);
+ float const orig_x = p.x;
+
+ char const c = par->getChar(pos);
+
+ if (IsNewlineChar(c)) {
+ ++vpos;
+ drawNewline(p, pos);
+ return;
+ } else if (IsInsetChar(c)) {
+ drawInset(p, pos);
+ ++vpos;
+ drawForeignMark(p, orig_x, orig_font);
+ return;
}
+ // usual characters, no insets
+
+ // special case languages
+ bool const hebrew = (orig_font.language()->lang() == "hebrew");
+ bool const arabic =
+ orig_font.language()->lang() == "arabic" &&
+ (lyxrc.font_norm_type == LyXRC::ISO_8859_6_8 ||
+ lyxrc.font_norm_type == LyXRC::ISO_10646_1);
+
+ // draw as many chars as we can
+ if ((!hebrew && !arabic)
+ || (hebrew && !Encodings::IsComposeChar_hebrew(c))
+ || (arabic && !Encodings::IsComposeChar_arabic(c))) {
+ drawChars(p, vpos, true, false);
+ } else if (hebrew) {
+ drawHebrewComposeChar(p, vpos);
+ } else if (arabic) {
+ drawArabicComposeChar(p, vpos);
+ }
+
+ drawForeignMark(p, orig_x, orig_font);
+
#ifdef INHERIT_LANGUAGE
#ifdef WITH_WARNINGS
if ((font.language() == inherit_language) ||
lyxerr << "No this shouldn't happen!\n";
#endif
#endif
- if (lyxrc.mark_foreign_language &&
- font.language() != latex_language &&
- font.language() != bview->buffer()->params.language) {
- int const y = offset + row->height() - 1;
- pain.line(int(tmpx), y, int(x), y,
- LColor::language);
- }
-
- // If we want ulem.sty support, drawing
- // routines should go here. (Asger)
- // Why shouldn't LyXFont::drawText handle it internally?
}
// get the next breakpoint in a given paragraph
-Paragraph::size_type
+pos_type
LyXText::nextBreakPoint(BufferView * bview, Row const * row, int width) const
{
Paragraph * par = row->par();
if (width < 0)
return par->size();
- Paragraph::size_type const pos = row->pos();
-
+ pos_type const pos = row->pos();
// position of the last possible breakpoint
// -1 isn't a suitable value, but a flag
- Paragraph::size_type last_separator = -1;
+ pos_type last_separator = -1;
width -= rightMargin(bview->buffer(), row);
- Paragraph::size_type const main_body =
+ pos_type const main_body =
beginningOfMainBody(bview->buffer(), par);
LyXLayout const & layout =
textclasslist.Style(bview->buffer()->params.textclass,
par->getLayout());
- Paragraph::size_type i = pos;
+ pos_type i = pos;
if (layout.margintype == MARGIN_RIGHT_ADDRESS_BOX) {
/* special code for right address boxes, only newlines count */
last_separator = i;
i = par->size() - 1; // this means break
//x = width;
- } else if (par->getChar(i) == Paragraph::META_INSET &&
- par->getInset(i) && par->getInset(i)->display()){
+ } else if (par->isInset(i) && par->getInset(i)
+ && par->getInset(i)->display()) {
par->getInset(i)->display(false);
}
++i;
}
} else {
// Last position is an invariant
- Paragraph::size_type const last =
+ pos_type const last =
par->size();
// this is the usual handling
int x = leftMargin(bview, row);
int w;
// get the pure distance
- Paragraph::size_type const last = rowLastPrintable(row);
+ pos_type const last = rowLastPrintable(row);
// special handling of the right address boxes
if (textclasslist.Style(bview->buffer()->params.textclass,
LyXLayout const & layout = textclasslist.Style(bview->buffer()->params.textclass,
row->par()->getLayout());
- Paragraph::size_type const main_body =
+ pos_type const main_body =
beginningOfMainBody(bview->buffer(), row->par());
- Paragraph::size_type i = row->pos();
+ pos_type i = row->pos();
while (i <= last) {
if (main_body > 0 && i == main_body) {
}
int const fill = paper_width - w - rightMargin(bview->buffer(), row);
-#ifdef WITH_WARNINGS
-#warning Please fix me (Jug!)
-#endif
-#if 0
- if (fill < 0)
- return 0;
-#endif
return fill;
}
// returns the minimum space a manual label needs on the screen in pixel
int LyXText::labelFill(BufferView * bview, Row const * row) const
{
- Paragraph::size_type last = beginningOfMainBody(bview->buffer(), row->par()) - 1;
+ pos_type last = beginningOfMainBody(bview->buffer(), row->par()) - 1;
// -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.
--last;
int w = 0;
- Paragraph::size_type i = row->pos();
+ pos_type i = row->pos();
while (i <= last) {
w += singleWidth(bview, row->par(), i);
++i;
// on the very last column doesnt count
int LyXText::numberOfSeparators(Buffer const * buf, Row const * row) const
{
- Paragraph::size_type const last = rowLast(row);
- Paragraph::size_type p =
- max(row->pos(), beginningOfMainBody(buf, row->par()));
+ pos_type const last = rowLast(row);
+ pos_type p = max(row->pos(), beginningOfMainBody(buf, row->par()));
int n = 0;
for (; p < last; ++p) {
if (row->par()->isSeparator(p)) {
// ignored. This is *MUCH* more usefull than not to ignore!
int LyXText::numberOfHfills(Buffer const * buf, Row const * row) const
{
- Paragraph::size_type const last = rowLast(row);
- Paragraph::size_type first = row->pos();
+ pos_type const last = rowLast(row);
+ pos_type first = row->pos();
if (first) { /* hfill *DO* count at the beginning
* of paragraphs! */
- while(first <= last && row->par()->isHfill(first))
+ while (first <= last && row->par()->isHfill(first))
++first;
}
first = max(first, beginningOfMainBody(buf, row->par()));
int n = 0;
- for (Paragraph::size_type p = first; p <= last; ++p) {
+ for (pos_type p = first; p <= last; ++p) {
// last, because the end is ignored!
if (row->par()->isHfill(p)) {
++n;
// like NumberOfHfills, but only those in the manual label!
int LyXText::numberOfLabelHfills(Buffer const * buf, Row const * row) const
{
- Paragraph::size_type last = rowLast(row);
- Paragraph::size_type first = row->pos();
+ pos_type last = rowLast(row);
+ pos_type first = row->pos();
if (first) { /* hfill *DO* count at the beginning
* of paragraphs! */
- while(first < last && row->par()->isHfill(first))
+ while (first < last && row->par()->isHfill(first))
++first;
}
last = min(last, beginningOfMainBody(buf, row->par()));
int n = 0;
- for (Paragraph::size_type p = first;
- p < last; ++p) { // last, because the end is ignored!
+ for (pos_type p = first; p < last; ++p) {
+ // last, because the end is ignored!
if (row->par()->isHfill(p)) {
++n;
}
// returns true, if a expansion is needed.
// Rules are given by LaTeX
bool LyXText::hfillExpansion(Buffer const * buf, Row const * row_ptr,
- Paragraph::size_type pos) const
+ pos_type pos) const
{
// by the way, is it a hfill?
if (!row_ptr->par()->isHfill(pos))
return false;
// at the end of a row it does not count
- if (pos >= rowLast(row_ptr))
- return false;
+ // unless another hfill exists on the line
+ if (pos >= rowLast(row_ptr)) {
+ pos_type i = row_ptr->pos();
+ while (i < pos && !row_ptr->par()->isHfill(i)) {
+ ++i;
+ }
+ if (i == pos) {
+ return false;
+ }
+ }
// at the beginning of a row it does not count, if it is not
// the first row of a paragaph
// if there is anything between the first char of the row and
// the sepcified position that is not a newline and not a hfill,
// the hfill will count, otherwise not
- Paragraph::size_type i = row_ptr->pos();
+ pos_type i = row_ptr->pos();
while (i < pos && (row_ptr->par()->isNewline(i)
|| row_ptr->par()->isHfill(i)))
++i;
LyXFont tmpfont;
Inset * tmpinset = 0;
- /* this must not happen before the currentrow for clear reasons.
- so the trick is just to set the current row onto this row */
- int unused_y;
- getRow(row_ptr->par(), row_ptr->pos(), unused_y);
-
/* 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
int maxdesc = int(lyxfont::maxDescent(font) *
layout.spacing.getValue() *
spacing_val);
- Paragraph::size_type const pos_end = rowLast(row_ptr);
+ pos_type const pos_end = rowLast(row_ptr);
int labeladdon = 0;
int maxwidth = 0;
// Check if any insets are larger
- for (Paragraph::size_type pos = row_ptr->pos(); pos <= pos_end; ++pos) {
- if (row_ptr->par()->getChar(pos) == Paragraph::META_INSET) {
+ for (pos_type pos = row_ptr->pos(); pos <= pos_end; ++pos) {
+ if (row_ptr->par()->isInset(pos)) {
tmpfont = getFont(bview->buffer(), row_ptr->par(), pos);
tmpinset = row_ptr->par()->getInset(pos);
if (tmpinset) {
maxasc += LYX_PAPER_MARGIN;
// add the vertical spaces, that the user added
- if (firstpar->params().spaceTop().kind() != VSpace::NONE)
- maxasc += int(firstpar->params().spaceTop().inPixels(bview));
-
+ maxasc += getLengthMarkerHeight(bview, firstpar->params().spaceTop());
+
// do not forget the DTP-lines!
// there height depends on the font of the nearest character
if (firstpar->params().lineTop())
maxdesc += LYX_PAPER_MARGIN;
// add the vertical spaces, that the user added
- if (firstpar->params().spaceBottom().kind() != VSpace::NONE)
- maxdesc += int(firstpar->params().spaceBottom().inPixels(bview));
+ maxdesc += getLengthMarkerHeight(bview, firstpar->params().spaceBottom());
// do not forget the DTP-lines!
// there height depends on the font of the nearest character
maxdesc += 2 * lyxfont::ascent('x',
getFont(bview->buffer(),
par,
- max(Paragraph::size_type(0), par->size() - 1)));
+ max(pos_type(0), par->size() - 1)));
// and now the pagebreaks
if (firstpar->params().pagebreakBottom())
if (inset_owner) {
Row * r = firstrow;
width = max(0,workWidth(bview));
- while(r) {
+ while (r) {
if (r->width() > width)
width = r->width();
r = r->next();
* start at the implicit given position */
void LyXText::appendParagraph(BufferView * bview, Row * row) const
{
- bool not_ready = true;
+ bool not_ready = true;
- // The last character position of a paragraph is an invariant so we can
- // safely get it here. (Asger)
- Paragraph::size_type const lastposition = row->par()->size();
- do {
- // Get the next breakpoint
- Paragraph::size_type z = nextBreakPoint(bview, row, workWidth(bview));
+ // The last character position of a paragraph is an invariant so we can
+ // safely get it here. (Asger)
+ pos_type const lastposition = row->par()->size();
+ do {
+ // Get the next breakpoint
+ pos_type z = nextBreakPoint(bview, row, workWidth(bview));
- Row * tmprow = row;
+ Row * tmprow = row;
- // Insert the new row
- if (z < lastposition) {
- ++z;
- insertRow(row, row->par(), z);
- row = row->next();
+ // Insert the new row
+ if (z < lastposition) {
+ ++z;
+ insertRow(row, row->par(), z);
+ row = row->next();
- row->height(0);
- } else
- not_ready = false;
+ row->height(0);
+ } else
+ not_ready = false;
- // Set the dimensions of the row
-#ifdef WITH_WARNINGS
-#warning Something is rotten here! (Jug)
-#endif
- tmprow->fill(fill(bview, tmprow, workWidth(bview)));
- setHeightOfRow(bview, tmprow);
+ // Set the dimensions of the row
+ // fixed fill setting now by calling inset->update() in
+ // SingleWidth when needed!
+ tmprow->fill(fill(bview, tmprow, workWidth(bview)));
+ setHeightOfRow(bview, tmprow);
- } while (not_ready);
+ } while (not_ready);
}
do {
// get the next breakpoint
- Paragraph::size_type z = nextBreakPoint(bview, row, workWidth(bview));
+ pos_type z = nextBreakPoint(bview, row, workWidth(bview));
Row * tmprow = row;
if (z < row->par()->size()) {
void LyXText::breakAgainOneRow(BufferView * bview, Row * row)
{
// get the next breakpoint
- Paragraph::size_type z = nextBreakPoint(bview, row, workWidth(bview));
+ pos_type z = nextBreakPoint(bview, row, workWidth(bview));
Row * tmprow = row;
if (z < row->par()->size()) {
bool const freeSpacing =
textclasslist.Style(bview->buffer()->params.textclass,
- cursor.row()->par()->getLayout()).free_spacing;
+ cursor.row()->par()->getLayout()).free_spacing ||
+ cursor.row()->par()->isFreeSpacing();
if (lyxrc.auto_number) {
* current font */
// Get the font that is used to calculate the baselineskip
- Paragraph::size_type const lastpos = cursor.par()->size();
+ pos_type const lastpos = cursor.par()->size();
LyXFont rawparfont =
cursor.par()->getFontSettings(bview->buffer()->params,
lastpos - 1);
}
// the display inset stuff
- if (cursor.row()->par()->getChar(cursor.row()->pos()) == Paragraph::META_INSET
- && cursor.row()->par()->getInset(cursor.row()->pos())
- && (cursor.row()->par()->getInset(cursor.row()->pos())->display() ||
- cursor.row()->par()->getInset(cursor.row()->pos())->needFullRow()))
- cursor.row()->fill(-1); // to force a new break
+ if (cursor.row()->par()->isInset(cursor.row()->pos())) {
+ Inset * inset = cursor.row()->par()->getInset(cursor.row()->pos());
+ if (inset && (inset->display() || inset->needFullRow())) {
+ // force a new break
+ cursor.row()->fill(-1); // to force a new break
+ }
+ }
// get the cursor row fist
Row * row = cursor.row();
|| cursor.par()->isNewline(cursor.pos())
|| cursor.row()->fill() == -1)
&& row->previous() && row->previous()->par() == row->par()) {
- Paragraph::size_type z = nextBreakPoint(bview,
+ pos_type z = nextBreakPoint(bview,
row->previous(),
workWidth(bview));
if (z >= row->pos()) {
// center displayed insets
Inset * inset;
- if (row->par()->getChar(row->pos()) == Paragraph::META_INSET
+ if (row->par()->isInset(row->pos())
&& (inset=row->par()->getInset(row->pos()))
&& (inset->display())) // || (inset->scroll() < 0)))
align = (inset->lyxCode() == Inset::MATHMACRO_CODE)
ns = numberOfSeparators(bview->buffer(), row);
if (ns && row->next() && row->next()->par() == row->par() &&
!(row->next()->par()->isNewline(row->next()->pos() - 1))
- && !(row->next()->par()->getChar(row->next()->pos()) == Paragraph::META_INSET
+ && !(row->next()->par()->isInset(row->next()->pos())
&& row->next()->par()->getInset(row->next()->pos())
&& row->next()->par()->getInset(row->next()->pos())->display())
)
computeBidiTables(bview->buffer(), row);
if (is_rtl) {
- Paragraph::size_type main_body =
+ pos_type main_body =
beginningOfMainBody(bview->buffer(), row->par());
- Paragraph::size_type last = rowLast(row);
+ pos_type last = rowLast(row);
if (main_body > 0 &&
(main_body-1 > last ||
// Finally, we copy the word to a string and return it
string str;
if (selection.cursor.pos() < cursor.pos()) {
- Paragraph::size_type i;
+ pos_type i;
for (i = selection.cursor.pos(); i < cursor.pos(); ++i) {
if (!cursor.par()->isInset(i))
str += cursor.par()->getChar(i);
setUndo(bview, Undo::FINISH,
from.par(), to.par()->next());
- Paragraph::size_type pos = from.pos();
+ pos_type pos = from.pos();
Paragraph * par = from.par();
while (par && (pos != to.pos() || par != to.par())) {
setUndo(&bview, Undo::FINISH,
tmppar, tmppar->next());
- Paragraph::size_type tmppos = cursor.pos();
+ pos_type tmppos = cursor.pos();
// First decide if it is possible to transpose at all
void LyXText::backspace(BufferView * bview)
{
// Get the font that is used to calculate the baselineskip
- Paragraph::size_type lastpos = cursor.par()->size();
+ pos_type lastpos = cursor.par()->size();
LyXFont rawparfont =
cursor.par()->getFontSettings(bview->buffer()->params,
lastpos - 1);
false, cursor.boundary());
// some insets are undeletable here
- if (cursor.par()->getChar(cursor.pos()) == Paragraph::META_INSET) {
+ if (cursor.par()->isInset(cursor.pos())) {
if (!cursor.par()->getInset(cursor.pos())->deletable())
return;
// force complete redo when erasing display insets
Row * row = cursor.row();
int y = cursor.y() - row->baseline();
- Paragraph::size_type z;
+ pos_type z;
/* remember that a space at the end of a row doesnt count
* when calculating the fill */
if (cursor.pos() < rowLast(row) ||
Inset * inset = 0;
LyXFont font(LyXFont::ALL_SANE);
- Paragraph::size_type const last = rowLastPrintable(p.row);
+ pos_type const last = rowLastPrintable(p.row);
if (!p.bv->screen()->forceClear() && last == p.row->pos()
- && isMetaInset(p.row->par(), p.row->pos())) {
+ && p.row->par()->isInset(p.row->pos())) {
inset = p.row->par()->getInset(p.row->pos());
if (inset) {
clear_area = inset->doClearArea();
Buffer const * buffer = p.bv->buffer();
Paragraph * par = row->par();
- Paragraph::size_type main_body = beginningOfMainBody(buffer, par);
- Paragraph::size_type const last = rowLastPrintable(row);
+ pos_type main_body = beginningOfMainBody(buffer, par);
+ pos_type const last = rowLastPrintable(row);
- for (Paragraph::size_type vpos = row->pos(); vpos <= last; ++vpos) {
- Paragraph::size_type pos = vis2log(vpos);
+ for (pos_type vpos = row->pos(); vpos <= last; ++vpos) {
+ pos_type pos = vis2log(vpos);
float const old_tmpx = tmpx;
if (main_body > 0 && pos == main_body - 1) {
LyXLayout const & layout = textclasslist.Style(buffer->params.textclass,
}
}
+
+int LyXText::getLengthMarkerHeight(BufferView * bv, VSpace const & vsp) const
+{
+ if (vsp.kind() != VSpace::LENGTH) {
+ return int(vsp.inPixels(bv));
+ }
+
+ int const space_size = int(vsp.inPixels(bv));
+ int const arrow_size = 10;
+
+ LyXFont font;
+ font.decSize();
+ int const min_size = 2 * arrow_size + 10
+ + lyxfont::maxAscent(font)
+ + lyxfont::maxDescent(font);
+
+ return std::max(min_size, space_size);
+}
+
+
+int LyXText::drawLengthMarker(DrawRowParams & p, string const & prefix,
+ VSpace const & vsp, int start)
+{
+ string const str(prefix
+ + " (" + vsp.asLyXCommand() + ")");
+
+ int const arrow_size = 10;
+
+ int const size = getLengthMarkerHeight(p.bv, vsp);
+
+ // first the string
+ int w = 0;
+ int a = 0;
+ int d = 0;
+
+ LyXFont font;
+ font.setColor(LColor::added_space).decSize();
+ lyxfont::rectText(str, font, w, a, d);
+
+ int const end = start + size;
+
+ p.pain->rectText(p.xo + 2 * arrow_size + 5,
+ start + ((end - start) / 2) + d,
+ str, font,
+ backgroundColor(),
+ backgroundColor());
+
+ // adding or removing space
+ bool const added = !(vsp.length().len().value() < 0.0);
+
+ int const leftx = p.xo;
+ int const midx = leftx + arrow_size;
+ int const rightx = midx + arrow_size;
+
+ // top arrow
+ int const ty1 = added ? (start + arrow_size) : start;
+ int const ty2 = added ? start : (start + arrow_size);
+
+ p.pain->line(leftx, ty1, midx, ty2, LColor::added_space);
+ p.pain->line(midx, ty2, rightx, ty1, LColor::added_space);
+
+ // bottom arrow
+ int const by1 = added ? (end - arrow_size) : end;
+ int const by2 = added ? end : (end - arrow_size);
+
+ p.pain->line(leftx, by1, midx, by2, LColor::added_space);
+ p.pain->line(midx, by2, rightx, by1, LColor::added_space);
+
+ // joining line
+ p.pain->line(midx, ty2, midx, by2, LColor::added_space);
+
+ return size;
+}
+
void LyXText::paintFirstRow(DrawRowParams & p)
{
}
int y_top = 0;
-
+
// think about the margins
if (!p.row->previous() && bv_owner)
y_top += LYX_PAPER_MARGIN;
// draw a top pagebreak
if (parparams.pagebreakTop()) {
int const y = p.yo + y_top + 2*defaultHeight();
- p.pain->line(0, y, p.width, y, LColor::pagebreak, Painter::line_onoffdash);
+ p.pain->line(p.xo, y, p.xo + p.width, y,
+ LColor::pagebreak, Painter::line_onoffdash);
int w = 0;
int a = 0;
int const y1 = p.yo + y_top + 3 * defaultHeight();
int const y2 = p.yo + 2 + y_top;
- p.pain->line(0, y1, LYX_PAPER_MARGIN, y1, LColor::vfillline);
+ p.pain->line(0, y1, LYX_PAPER_MARGIN, y1, LColor::added_space);
- p.pain->line(0, y2, LYX_PAPER_MARGIN, y2, LColor::vfillline);
+ p.pain->line(0, y2, LYX_PAPER_MARGIN, y2, LColor::added_space);
int const x = LYX_PAPER_MARGIN / 2;
- p.pain->line(x, y2, x, y1, LColor::vfillline);
+ p.pain->line(x, y2, x, y1, LColor::added_space);
y_top += 3 * defaultHeight();
+ y_top += int(parparams.spaceTop().inPixels(p.bv));
+ } else if (parparams.spaceTop().kind() == VSpace::LENGTH) {
+ y_top += drawLengthMarker(p, _("Space above"),
+ parparams.spaceTop(), p.yo + y_top);
+ } else {
+ y_top += int(parparams.spaceTop().inPixels(p.bv));
}
- // think about user added space
- y_top += int(parparams.spaceTop().inPixels(p.bv));
-
Buffer const * buffer = p.bv->buffer();
LyXLayout const & layout =
lyxfont::width(str, font);
}
- p.pain->text(int(x), p.yo +
+ p.pain->text(int(x),
p.yo + p.row->baseline() -
p.row->ascent_of_text() - maxdesc,
str, font);
if (is_rtl) {
x = ww - leftMargin(p.bv, p.row)
+ lyxfont::width(layout.labelsep, font);
- } else
+ } else {
x = p.x - lyxfont::width(layout.labelsep, font)
- lyxfont::width(str, font);
+ }
p.pain->text(int(x), p.yo + p.row->baseline(), str, font);
}
pb_font.setColor(LColor::pagebreak).decSize();
int const y = p.yo + y_bottom - 2 * defaultHeight();
- p.pain->line(0, y, ww, y, LColor::pagebreak, Painter::line_onoffdash);
+ p.pain->line(p.xo, y, p.xo + p.width, y, LColor::pagebreak, Painter::line_onoffdash);
int w = 0;
int a = 0;
int const y = p.yo + y_bottom - 3 * defaultHeight();
int const y2 = p.yo + y_bottom - 2;
- p.pain->line(0, y, x2, y, LColor::vfillline);
- p.pain->line(0, y2, x2, y2, LColor::vfillline);
- p.pain->line(x, y, x, y2, LColor::vfillline);
+ p.pain->line(0, y, x2, y, LColor::added_space);
+ p.pain->line(0, y2, x2, y2, LColor::added_space);
+ p.pain->line(x, y, x, y2, LColor::added_space);
y_bottom -= 3 * defaultHeight();
+ y_bottom -= int(parparams.spaceBottom().inPixels(p.bv));
+ } else if (parparams.spaceBottom().kind() == VSpace::LENGTH) {
+ int const height = getLengthMarkerHeight(p.bv, parparams.spaceBottom());
+ y_bottom -= drawLengthMarker(p, _("Space below"),
+ parparams.spaceBottom(),
+ p.yo + y_bottom - height);
+
+ } else {
+ y_bottom -= int(parparams.spaceBottom().inPixels(p.bv));
}
- // think about user added space
- y_bottom -= int(parparams.spaceBottom().inPixels(p.bv));
-
Buffer const * buffer = p.bv->buffer();
// draw a bottom line
LyXFont font(LyXFont::ALL_SANE);
int const asc = lyxfont::ascent('x',
getFont(buffer, par,
- max(Paragraph::size_type(0), par->size() - 1)));
+ max(pos_type(0), par->size() - 1)));
y_bottom -= asc;
y_bottom -= asc;
}
- Paragraph::size_type const last = rowLastPrintable(p.row);
+ pos_type const last = rowLastPrintable(p.row);
bool const is_rtl = p.row->par()->isRightToLeftPar(p.bv->buffer()->params);
int const endlabel = par->getEndLabel(buffer->params);
Paragraph * par = p.row->par();
Buffer const * buffer = p.bv->buffer();
- Paragraph::size_type const last = rowLastPrintable(p.row);
- Paragraph::size_type main_body =
+ pos_type const last = rowLastPrintable(p.row);
+ pos_type main_body =
beginningOfMainBody(buffer, par);
if (main_body > 0 &&
(main_body - 1 > last ||
LyXLayout const & layout =
textclasslist.Style(buffer->params.textclass, par->getLayout());
- Paragraph::size_type vpos = p.row->pos();
+ pos_type vpos = p.row->pos();
while (vpos <= last) {
- Paragraph::size_type pos = vis2log(vpos);
+ pos_type pos = vis2log(vpos);
if (main_body > 0 && pos == main_body - 1) {
int const lwidth = lyxfont::width(layout.labelsep,
getLabelFont(buffer, par));
int const y1 = y0 - defaultHeight() / 2;
p.pain->line(int(p.x), y1, int(p.x), y0,
- LColor::vfillline);
+ LColor::added_space);
if (hfillExpansion(buffer, p.row, pos)) {
int const y2 = (y0 + y1) / 2;
if (pos >= main_body) {
p.pain->line(int(p.x), y2,
int(p.x + p.hfill), y2,
- LColor::vfillline,
+ LColor::added_space,
Painter::line_onoffdash);
p.x += p.hfill;
} else {
p.pain->line(int(p.x), y2,
int(p.x + p.label_hfill), y2,
- LColor::vfillline,
+ LColor::added_space,
Painter::line_onoffdash);
p.x += p.label_hfill;
}
p.pain->line(int(p.x), y1,
int(p.x), y0,
- LColor::vfillline);
+ LColor::added_space);
}
p.x += 2;
++vpos;
p.x += p.separator;
++vpos;
} else {
- draw(p.bv, p.row, vpos, p.yo, p.x, p.cleared);
+ draw(p, vpos);
}
}
}
// paint text
paintRowText(p);
}
-
+
int LyXText::defaultHeight() const
{
/* returns the column near the specified x-coordinate of the row
* x is set to the real beginning of this column */
-Paragraph::size_type
+pos_type
LyXText::getColumnNearX(BufferView * bview, Row * row, int & x,
bool & boundary) const
{
prepareToPrint(bview, row, tmpx, fill_separator,
fill_hfill, fill_label_hfill);
- Paragraph::size_type vc = row->pos();
- Paragraph::size_type last = rowLastPrintable(row);
- Paragraph::size_type c = 0;
+ pos_type vc = row->pos();
+ pos_type last = rowLastPrintable(row);
+ pos_type c = 0;
LyXLayout const & layout =
textclasslist.Style(bview->buffer()->params.textclass,
row->par()->getLayout());
bool left_side = false;
- Paragraph::size_type
- main_body = beginningOfMainBody(bview->buffer(), row->par());
+ pos_type main_body = beginningOfMainBody(bview->buffer(), row->par());
float last_tmpx = tmpx;
if (main_body > 0 &&
x = int(tmpx);
return c;
}
-
+
// returns pointer to a specified row
-Row * LyXText::getRow(Paragraph * par,
- Paragraph::size_type pos, int & y) const
+Row * LyXText::getRow(Paragraph * par, pos_type pos, int & y) const
{
if (!firstrow)
return 0;
return tmprow;
}
+
+
+Row * LyXText::getRowNearY(int & y) const
+{
+ // If possible we should optimize this method. (Lgb)
+ Row * tmprow = firstrow;
+ int tmpy = 0;
+
+ while (tmprow->next() && tmpy + tmprow->height() <= y) {
+ tmpy += tmprow->height();
+ tmprow = tmprow->next();
+ }
+
+ y = tmpy; // return the real y
+ return tmprow;
+}
+
+
+int LyXText::getDepth() const
+{
+ return cursor.par()->getDepth();
+}
projects / lyx.git / blobdiff