* \author various
* \author John Levon
*
- * Full author contact details are available in file CREDITS
+ * Full author contact details are available in file CREDITS.
*/
#include <config.h>
-#include <algorithm>
-
#include "frontends/Painter.h"
#include "frontends/screen.h"
#include "frontends/font_metrics.h"
#include "support/LAssert.h"
#include "paragraph.h"
+#include "paragraph_funcs.h"
#include "support/textutils.h"
#include "insets/insettext.h"
#include "ParagraphParameters.h"
+#include "debug.h"
#include "BufferView.h"
#include "buffer.h"
#include "gettext.h"
#include "language.h"
#include "encoding.h"
#include "lyxtext.h"
-#include "lyxrow.h"
#include "rowpainter.h"
#include "lyxrc.h"
+#include "lyxrow_funcs.h"
+#include "metricsinfo.h"
+
+#include <algorithm>
+using namespace lyx::support;
using std::max;
+using std::endl;
using lyx::pos_type;
extern int PAPER_MARGIN;
return const_cast<BufferView *>(&bv);
}
-} // namespace anon
-
-
-RowPainter::RowPainter(BufferView const & bv, LyXText const & text, Row const & row)
- : bv_(bv), pain_(bv_.painter()), text_(text), row_(row), par_(*row.par())
-{
-}
+/**
+ * A class used for painting an individual row of text.
+ */
+class RowPainter {
+public:
+ /// initialise painter
+ RowPainter(BufferView const & bv, LyXText const & text,
+ ParagraphList::iterator pit,
+ RowList::iterator rit, int y_offset, int x_offset, int y);
+
+ /// do the painting
+ void paint();
+private:
+ // paint various parts
+ void paintBackground();
+ void paintSelection();
+ void paintAppendix();
+ void paintDepthBar();
+ void paintChangeBar();
+ void paintFirst();
+ void paintLast();
+ void paintForeignMark(double orig_x, LyXFont const & orig_font);
+ void paintHebrewComposeChar(lyx::pos_type & vpos);
+ void paintArabicComposeChar(lyx::pos_type & vpos);
+ void paintChars(lyx::pos_type & vpos, bool hebrew, bool arabic);
+ int paintPageBreak(string const & label, int y);
+ int paintAppendixStart(int y);
+ int paintLengthMarker(string const & prefix, VSpace const & vsp, int start);
+ void paintText();
+ void paintFromPos(lyx::pos_type & vpos);
+ void paintInset(lyx::pos_type const pos);
+
+ /// return left margin
+ int leftMargin() const;
+
+ /// return the font at the given pos
+ LyXFont const getFont(lyx::pos_type pos) const;
+
+ /// return the label font for this row
+ LyXFont const getLabelFont() const;
+
+ char const transformChar(char c, lyx::pos_type pos) const;
+
+ /// return pixel width for the given pos
+ int singleWidth(lyx::pos_type pos) const;
+ int singleWidth(lyx::pos_type pos, char c) const;
+
+ /// bufferview to paint on
+ BufferView const & bv_;
+
+ /// Painter to use
+ Painter & pain_;
+
+ /// LyXText for the row
+ LyXText const & text_;
+
+ /// The row to paint
+ RowList::iterator row_;
+
+ /// Row's paragraph
+ mutable ParagraphList::iterator pit_;
+
+ // Looks ugly - is
+ double xo_;
+ int yo_;
+ double x_;
+ int y_;
+ int width_;
+ double separator_;
+ double hfill_;
+ double label_hfill_;
+};
+
+
+RowPainter::RowPainter(BufferView const & bv, LyXText const & text,
+ ParagraphList::iterator pit, RowList::iterator rit,
+ int y_offset, int x_offset, int y)
+ : bv_(bv), pain_(bv_.painter()), text_(text), row_(rit),
+ pit_(pit), xo_(x_offset), yo_(y_offset), y_(y)
+{}
/// "temporary"
LyXFont const RowPainter::getFont(pos_type pos) const
{
- Paragraph * perverted_par = const_cast<Paragraph *>(&par_);
- return text_.getFont(bv_.buffer(), perverted_par, pos);
+ return text_.getFont(pit_, pos);
}
int RowPainter::singleWidth(lyx::pos_type pos) const
{
- BufferView * bv(perv(bv_));
- Paragraph * par(const_cast<Paragraph*>(&par_));
- return text_.singleWidth(bv, par, pos);
+ return text_.singleWidth(pit_, pos);
}
int RowPainter::singleWidth(lyx::pos_type pos, char c) const
{
- BufferView * bv(perv(bv_));
- Paragraph * par(const_cast<Paragraph*>(&par_));
- return text_.singleWidth(bv, par, pos, c);
+ LyXFont const & font = text_.getFont(pit_, pos);
+ return text_.singleWidth(pit_, pos, c, font);
}
LyXFont const RowPainter::getLabelFont() const
{
- Paragraph * par(const_cast<Paragraph*>(&par_));
- return text_.getLabelFont(bv_.buffer(), par);
+ return text_.getLabelFont(pit_);
}
char const RowPainter::transformChar(char c, lyx::pos_type pos) const
{
- Paragraph * par(const_cast<Paragraph*>(&par_));
- return text_.transformChar(c, par, pos);
+ return text_.transformChar(c, *pit_, pos);
}
int RowPainter::leftMargin() const
{
- BufferView * bv(perv(bv_));
- Row * row(const_cast<Row *>(&row_));
- return text_.leftMargin(bv, row);
+ return text_.leftMargin(pit_, *row_);
}
-bool RowPainter::paintInset(pos_type const pos)
+void RowPainter::paintInset(pos_type const pos)
{
- Inset * inset = const_cast<Inset*>(par_.getInset(pos));
-
- lyx::Assert(inset);
-
- LyXFont const & font = getFont(pos);
+ InsetOld * inset = const_cast<InsetOld*>(pit_->getInset(pos));
- inset->update(perv(bv_), font, false);
- inset->draw(perv(bv_), font, yo_ + row_.baseline(), x_, cleared_);
+ Assert(inset);
- // return true if something changed when we drew an inset
-
- return (!text_.need_break_row && !text_.isInInset()
- && bv_.text->status() == LyXText::CHANGED_IN_DRAW);
+ PainterInfo pi(perv(bv_));
+ pi.base.font = getFont(pos);
+ inset->draw(pi, int(x_), yo_ + row_->baseline());
+ x_ += inset->width();
}
string str;
// first char
- char c = par_.getChar(pos);
+ char c = pit_->getChar(pos);
str += c;
++vpos;
int dx = 0;
for (pos_type i = pos - 1; i >= 0; --i) {
- c = par_.getChar(i);
+ c = pit_->getChar(i);
if (!Encodings::IsComposeChar_hebrew(c)) {
if (IsPrintableNonspace(c)) {
int const width2 =
}
// Draw nikud
- pain_.text(int(x_) + dx, yo_ + row_.baseline(), str, font);
+ pain_.text(int(x_) + dx, yo_ + row_->baseline(), str, font);
}
string str;
// first char
- char c = par_.getChar(pos);
+ char c = pit_->getChar(pos);
c = transformChar(c, pos);
str +=c;
++vpos;
int const width = font_metrics::width(c, font);
int dx = 0;
- for (pos_type i = pos-1; i >= 0; --i) {
- c = par_.getChar(i);
+ for (pos_type i = pos - 1; i >= 0; --i) {
+ c = pit_->getChar(i);
if (!Encodings::IsComposeChar_arabic(c)) {
if (IsPrintableNonspace(c)) {
int const width2 =
}
}
// Draw nikud
- pain_.text(int(x_) + dx, yo_ + row_.baseline(), str, font);
+ pain_.text(int(x_) + dx, yo_ + row_->baseline(), str, font);
}
void RowPainter::paintChars(pos_type & vpos, bool hebrew, bool arabic)
{
pos_type pos = text_.vis2log(vpos);
- pos_type const last = row_.lastPrintablePos();
- LyXFont orig_font(getFont(pos));
+ pos_type const last = lastPrintablePos(*pit_, row_);
+ LyXFont orig_font = getFont(pos);
// first character
string str;
- str += par_.getChar(pos);
+ str += pit_->getChar(pos);
if (arabic) {
unsigned char c = str[0];
str[0] = transformChar(c, pos);
}
- bool prev_struckout(isDeletedText(par_, pos));
- bool prev_newtext(isInsertedText(par_, pos));
+ bool prev_struckout(isDeletedText(*pit_, pos));
+ bool prev_newtext(isInsertedText(*pit_, pos));
++vpos;
// collect as much similar chars as we can
while (vpos <= last && (pos = text_.vis2log(vpos)) >= 0) {
- char c = par_.getChar(pos);
+ char c = pit_->getChar(pos);
if (!IsPrintableNonspace(c))
break;
- if (prev_struckout != isDeletedText(par_, pos))
+ if (prev_struckout != isDeletedText(*pit_, pos))
break;
- if (prev_newtext != isInsertedText(par_, pos))
+ if (prev_newtext != isInsertedText(*pit_, pos))
break;
if (arabic && Encodings::IsComposeChar_arabic(c))
}
// Draw text and set the new x position
- pain_.text(int(x_), yo_ + row_.baseline(), str, orig_font);
+ //lyxerr << "paint row: yo_ " << yo_ << " baseline: " << row_->baseline()
+ // << "\n";
+ pain_.text(int(x_), yo_ + row_->baseline(), str, orig_font);
x_ += font_metrics::width(str, orig_font);
}
-void RowPainter::paintForeignMark(float const orig_x, LyXFont const & orig_font)
+void RowPainter::paintForeignMark(double orig_x, LyXFont const & orig_font)
{
if (!lyxrc.mark_foreign_language)
return;
if (orig_font.language() == bv_.buffer()->params.language)
return;
- int const y = yo_ + row_.baseline() + 1;
+ int const y = yo_ + row_->baseline() + 1;
pain_.line(int(orig_x), y, int(x_), y, LColor::language);
}
-bool RowPainter::paintFromPos(pos_type & vpos)
+void RowPainter::paintFromPos(pos_type & vpos)
{
pos_type const pos = text_.vis2log(vpos);
LyXFont const & orig_font = getFont(pos);
- float const orig_x = x_;
+ double const orig_x = x_;
- char const c = par_.getChar(pos);
+ char const c = pit_->getChar(pos);
if (IsInsetChar(c)) {
- if (paintInset(pos))
- return true;
+ paintInset(pos);
++vpos;
paintForeignMark(orig_x, orig_font);
- return false;
+ return;
}
// usual characters, no insets
paintForeignMark(orig_x, orig_font);
- return false;
+ return;
}
-bool RowPainter::paintBackground()
+void RowPainter::paintBackground()
{
- pos_type const last = row_.lastPrintablePos();
- bool clear_area = true;
- Inset const * inset = 0;
-
- if (!bv_.screen().forceClear() && last == row_.pos()
- && row_.pos() < par_.size()
- && par_.isInset(row_.pos())) {
- inset = par_.getInset(row_.pos());
- clear_area = inset->doClearArea();
- }
-
- if (cleared_) {
- return true;
- }
-
- if (clear_area) {
- int const x = xo_;
- int const y = yo_ < 0 ? 0 : yo_;
- int const h = yo_ < 0 ? row_.height() + yo_ : row_.height();
- pain_.fillRectangle(x, y, width_, h, text_.backgroundColor());
- return true;
- }
-
- if (!inset)
- return false;
-
- LyXFont font(LyXFont::ALL_SANE);
-
- // FIXME
- BufferView * bv = perv(bv_);
-
- int h = row_.baseline() - inset->ascent(bv, font);
-
- // first clear the whole row above the inset!
- if (h > 0) {
- pain_.fillRectangle(xo_, yo_, width_, h, text_.backgroundColor());
- }
-
- // clear the space below the inset!
- h += inset->ascent(bv, font) + inset->descent(bv, font);
- if ((row_.height() - h) > 0) {
- pain_.fillRectangle(xo_, yo_ + h,
- width_, row_.height() - h, text_.backgroundColor());
- }
-
- // clear the space behind the inset, if needed
- if (!inset->display() && !inset->needFullRow()) {
- int const xp = int(x_) + inset->width(bv, font);
- if (width_ - xp > 0) {
- pain_.fillRectangle(xp, yo_, width_ - xp,
- row_.height(), text_.backgroundColor());
- }
- }
-
- return false;
+ int const x = int(xo_);
+ int const y = yo_ < 0 ? 0 : yo_;
+ int const h = yo_ < 0 ? row_->height() + yo_ : row_->height();
+ pain_.fillRectangle(x, y, width_, h, text_.backgroundColor());
}
void RowPainter::paintSelection()
{
- bool const is_rtl = par_.isRightToLeftPar(bv_.buffer()->params);
+ bool const is_rtl = pit_->isRightToLeftPar(bv_.buffer()->params);
// the current selection
int const startx = text_.selection.start.x();
int const endx = text_.selection.end.x();
int const starty = text_.selection.start.y();
int const endy = text_.selection.end.y();
- Row const * startrow = text_.selection.start.row();
- Row const * endrow = text_.selection.end.row();
-
- // Bleh.
- Row const * row = &row_;
+ RowList::iterator startrow = text_.getRow(text_.selection.start);
+ RowList::iterator endrow = text_.getRow(text_.selection.end);
if (text_.bidi_same_direction) {
int x;
int y = yo_;
int w;
- int h = row_.height();
+ int h = row_->height();
- if (startrow == row && endrow == row) {
+ if (startrow == row_ && endrow == row_) {
if (startx < endx) {
- x = xo_ + startx;
+ x = int(xo_) + startx;
w = endx - startx;
pain_.fillRectangle(x, y, w, h, LColor::selection);
} else {
- x = xo_ + endx;
+ x = int(xo_) + endx;
w = startx - endx;
pain_.fillRectangle(x, y, w, h, LColor::selection);
}
- } else if (startrow == row) {
- int const x = (is_rtl) ? xo_ : (xo_ + startx);
- int const w = (is_rtl) ? startx : (width_ - startx);
+ } else if (startrow == row_) {
+ int const x = is_rtl ? int(xo_) : int(xo_ + startx);
+ int const w = is_rtl ? startx : (width_ - startx);
pain_.fillRectangle(x, y, w, h, LColor::selection);
- } else if (endrow == row) {
- int const x = (is_rtl) ? (xo_ + endx) : xo_;
- int const w = (is_rtl) ? (width_ - endx) : endx;
+ } else if (endrow == row_) {
+ int const x = is_rtl ? int(xo_ + endx) : int(xo_);
+ int const w = is_rtl ? (width_ - endx) : endx;
pain_.fillRectangle(x, y, w, h, LColor::selection);
} else if (y_ > starty && y_ < endy) {
- pain_.fillRectangle(xo_, y, width_, h, LColor::selection);
+ pain_.fillRectangle(int(xo_), y, width_, h, LColor::selection);
}
return;
- } else if (startrow != row && endrow != row) {
+ } else if (startrow != row_ && endrow != row_) {
if (y_ > starty && y_ < endy) {
int w = width_;
- int h = row_.height();
- pain_.fillRectangle(xo_, yo_, w, h, LColor::selection);
+ int h = row_->height();
+ pain_.fillRectangle(int(xo_), yo_, w, h, LColor::selection);
}
return;
}
- if ((startrow != row && !is_rtl) || (endrow != row && is_rtl))
- pain_.fillRectangle(xo_, yo_, int(x_), row_.height(), LColor::selection);
+ if ((startrow != row_ && !is_rtl) || (endrow != row_ && is_rtl))
+ pain_.fillRectangle(int(xo_), yo_,
+ int(x_), row_->height(), LColor::selection);
- pos_type const body_pos = par_.beginningOfBody();
- pos_type const last = row_.lastPrintablePos();
- float tmpx = x_;
+ pos_type const body_pos = pit_->beginningOfBody();
+ pos_type const last = lastPrintablePos(*pit_, row_);
+ double tmpx = x_;
- for (pos_type vpos = row_.pos(); vpos <= last; ++vpos) {
+ for (pos_type vpos = row_->pos(); vpos <= last; ++vpos) {
pos_type pos = text_.vis2log(vpos);
- float const old_tmpx = tmpx;
+ double const old_tmpx = tmpx;
if (body_pos > 0 && pos == body_pos - 1) {
- LyXLayout_ptr const & layout = par_.layout();
+ LyXLayout_ptr const & layout = pit_->layout();
LyXFont const lfont = getLabelFont();
tmpx += label_hfill_ + font_metrics::width(layout->labelsep, lfont);
- if (par_.isLineSeparator(body_pos - 1))
+ if (pit_->isLineSeparator(body_pos - 1))
tmpx -= singleWidth(body_pos - 1);
}
- if (row_.hfillExpansion(pos)) {
+ if (hfillExpansion(*pit_, row_, pos)) {
tmpx += singleWidth(pos);
if (pos >= body_pos)
tmpx += hfill_;
tmpx += label_hfill_;
}
- else if (par_.isSeparator(pos)) {
+ else if (pit_->isSeparator(pos)) {
tmpx += singleWidth(pos);
if (pos >= body_pos)
tmpx += separator_;
tmpx += singleWidth(pos);
}
- if ((startrow != row || text_.selection.start.pos() <= pos) &&
- (endrow != row || pos < text_.selection.end.pos())) {
+ if ((startrow != row_ || text_.selection.start.pos() <= pos) &&
+ (endrow != row_ || pos < text_.selection.end.pos())) {
// Here we do not use x_ as xo_ was added to x_.
pain_.fillRectangle(int(old_tmpx), yo_,
int(tmpx - old_tmpx + 1),
- row_.height(), LColor::selection);
+ row_->height(), LColor::selection);
}
}
- if ((startrow != row && is_rtl) || (endrow != row && !is_rtl)) {
- pain_.fillRectangle(xo_ + int(tmpx),
+ if ((startrow != row_ && is_rtl) || (endrow != row_ && !is_rtl)) {
+ pain_.fillRectangle(int(xo_ + tmpx),
yo_, int(bv_.workWidth() - tmpx),
- row_.height(), LColor::selection);
+ row_->height(), LColor::selection);
}
}
void RowPainter::paintChangeBar()
{
- pos_type const start = row_.pos();
- pos_type const end = row_.lastPrintablePos();
+ pos_type const start = row_->pos();
+ pos_type const end = lastPrintablePos(*pit_, row_);
- if (!par_.isChanged(start, end))
+ if (!pit_->isChanged(start, end))
return;
- int const height = (row_.next()
- ? row_.height() + row_.next()->top_of_text()
- : row_.baseline());
+ int const height = (row_ == text_.lastRow())
+ ? row_->baseline()
+ : row_->height() + boost::next(row_)->top_of_text();
pain_.fillRectangle(4, yo_, 5, height, LColor::changebar);
}
void RowPainter::paintAppendix()
{
- if (!par_.params().appendix())
+ if (!pit_->params().appendix())
return;
// FIXME: can be just width_ ?
int y = yo_;
- if (par_.params().startOfAppendix())
+ if (pit_->params().startOfAppendix())
y += 2 * defaultRowHeight();
- pain_.line(1, y, 1, yo_ + row_.height(), LColor::appendix);
- pain_.line(ww - 2, y, ww - 2, yo_ + row_.height(), LColor::appendix);
+ pain_.line(1, y, 1, yo_ + row_->height(), LColor::appendix);
+ pain_.line(ww - 2, y, ww - 2, yo_ + row_->height(), LColor::appendix);
}
void RowPainter::paintDepthBar()
{
- Paragraph::depth_type const depth = par_.getDepth();
+ Paragraph::depth_type const depth = pit_->getDepth();
if (depth <= 0)
return;
Paragraph::depth_type prev_depth = 0;
- if (row_.previous())
- prev_depth = row_.previous()->par()->getDepth();
+ if (row_ != text_.firstRow()) {
+ ParagraphList::iterator pit2 = pit_;
+ if (row_ == pit2->rows.begin())
+ --pit2;
+ prev_depth = pit2->getDepth();
+ }
+
Paragraph::depth_type next_depth = 0;
- if (row_.next())
- next_depth = row_.next()->par()->getDepth();
+ if (row_ != text_.lastRow()) {
+ ParagraphList::iterator pit2 = pit_;
+ if (boost::next(row_) == pit2->rows.end())
+ ++pit2;
+ next_depth = pit2->getDepth();
+ }
for (Paragraph::depth_type i = 1; i <= depth; ++i) {
- int x = (PAPER_MARGIN / 5) * i + xo_;
+ int const w = PAPER_MARGIN / 5;
+ int x = int(w * i + xo_);
// only consider the changebar space if we're drawing outer left
if (!xo_)
x += CHANGEBAR_MARGIN;
- int const h = yo_ + row_.height() - 1 - (i - next_depth - 1) * 3;
+ int const h = yo_ + row_->height() - 1 - (i - next_depth - 1) * 3;
pain_.line(x, yo_, x, h, LColor::depthbar);
- int const w = PAPER_MARGIN / 5;
-
- if (i > prev_depth) {
+ if (i > prev_depth)
pain_.fillRectangle(x, yo_, w, 2, LColor::depthbar);
- }
- if (i > next_depth) {
+ if (i > next_depth)
pain_.fillRectangle(x, h, w, 2, LColor::depthbar);
- }
}
}
-int getLengthMarkerHeight(BufferView const & bv, VSpace const & vsp)
-{
- if (vsp.kind() == VSpace::NONE)
- return 0;
-
- int const arrow_size = 4;
- int const space_size = int(vsp.inPixels(bv));
-
- LyXFont font;
- font.decSize();
- int const min_size = max(3 * arrow_size,
- font_metrics::maxAscent(font)
- + font_metrics::maxDescent(font));
-
- if (vsp.length().len().value() < 0.0)
- return min_size;
- else
- return max(min_size, space_size);
-}
-
-
int RowPainter::paintLengthMarker(string const & prefix, VSpace const & vsp, int start)
{
if (vsp.kind() == VSpace::NONE)
by2 = added ? end : (end - arrow_size);
}
- int const leftx = xo_ + leftMargin();
+ int const leftx = int(xo_) + leftMargin();
int const midx = leftx + arrow_size;
int const rightx = midx + arrow_size;
int d = 0;
font_metrics::rectText(label, pb_font, w, a, d);
- int const text_start = xo_ + ((width_ - w) / 2);
+ int const text_start = int(xo_ + (width_ - w) / 2);
int const text_end = text_start + w;
pain_.rectText(text_start, y + d, label, pb_font);
- pain_.line(xo_, y, text_start, y,
+ pain_.line(int(xo_), y, text_start, y,
LColor::pagebreak, Painter::line_onoffdash);
- pain_.line(text_end, y, xo_ + width_, y,
+ pain_.line(text_end, y, int(xo_ + width_), y,
LColor::pagebreak, Painter::line_onoffdash);
return 3 * defaultRowHeight();
int d = 0;
font_metrics::rectText(label, pb_font, w, a, d);
- int const text_start = xo_ + ((width_ - w) / 2);
+ int const text_start = int(xo_ + (width_ - w) / 2);
int const text_end = text_start + w;
pain_.rectText(text_start, y + d, label, pb_font);
- pain_.line(xo_ + 1, y, text_start, y, LColor::appendix);
- pain_.line(text_end, y, xo_ + width_ - 2, y, LColor::appendix);
+ pain_.line(int(xo_ + 1), y, text_start, y, LColor::appendix);
+ pain_.line(text_end, y, int(xo_ + width_ - 2), y, LColor::appendix);
return 3 * defaultRowHeight();
}
void RowPainter::paintFirst()
{
- ParagraphParameters const & parparams = par_.params();
+ ParagraphParameters const & parparams = pit_->params();
int y_top = 0;
// start of appendix?
- if (parparams.startOfAppendix()) {
+ if (parparams.startOfAppendix())
y_top += paintAppendixStart(yo_ + y_top + 2 * defaultRowHeight());
- }
// the top margin
- if (!row_.previous() && text_.isTopLevel())
+ if (row_ == text_.firstRow() && !text_.isInInset())
y_top += PAPER_MARGIN;
// draw a top pagebreak
- if (parparams.pagebreakTop()) {
+ if (parparams.pagebreakTop())
y_top += paintPageBreak(_("Page Break (top)"),
yo_ + y_top + 2 * defaultRowHeight());
- }
// draw the additional space if needed:
y_top += paintLengthMarker(_("Space above"), parparams.spaceTop(),
yo_ + y_top);
- Buffer const * buffer = bv_.buffer();
+ Buffer const & buffer = *bv_.buffer();
- LyXLayout_ptr const & layout = par_.layout();
+ LyXLayout_ptr const & layout = pit_->layout();
- if (buffer->params.paragraph_separation == BufferParams::PARSEP_SKIP) {
- if (par_.previous()) {
+ if (buffer.params.paragraph_separation == BufferParams::PARSEP_SKIP) {
+ if (pit_ != text_.ownerParagraphs().begin()) {
if (layout->latextype == LATEX_PARAGRAPH
- && !par_.getDepth()) {
- y_top += buffer->params.getDefSkip().inPixels(bv_);
+ && !pit_->getDepth()) {
+ y_top += buffer.params.getDefSkip().inPixels(bv_);
} else {
LyXLayout_ptr const & playout =
- par_.previous()->layout();
+ boost::prior(pit_)->layout();
if (playout->latextype == LATEX_PARAGRAPH
- && !par_.previous()->getDepth()) {
+ && !boost::prior(pit_)->getDepth()) {
// is it right to use defskip here, too? (AS)
- y_top += buffer->params.getDefSkip().inPixels(bv_);
+ y_top += buffer.params.getDefSkip().inPixels(bv_);
}
}
}
// draw a top line
if (parparams.lineTop()) {
- LyXFont font(LyXFont::ALL_SANE);
int const asc = font_metrics::ascent('x', getFont(0));
y_top += asc;
- int const w = (text_.isInInset() ? text_.inset_owner->width(perv(bv_), font) : ww);
+ int const w = (text_.isInInset() ? text_.inset_owner->width() : ww);
int const xp = static_cast<int>(text_.isInInset() ? xo_ : 0);
pain_.line(xp, yo_ + y_top, xp + w, yo_ + y_top,
LColor::topline, Painter::line_solid,
y_top += asc;
}
- bool const is_rtl = par_.isRightToLeftPar(bv_.buffer()->params);
+ bool const is_rtl = pit_->isRightToLeftPar(bv_.buffer()->params);
// should we print a label?
if (layout->labeltype >= LABEL_STATIC
&& (layout->labeltype != LABEL_STATIC
|| layout->latextype != LATEX_ENVIRONMENT
- || par_.isFirstInSequence())) {
+ || isFirstInSequence(pit_, text_.ownerParagraphs()))) {
LyXFont font = getLabelFont();
- if (!par_.getLabelstring().empty()) {
- float x = x_;
- string const str = par_.getLabelstring();
+ if (!pit_->getLabelstring().empty()) {
+ double x = x_;
+ string const str = pit_->getLabelstring();
// this is special code for the chapter layout. This is
// printed in an extra row and has a pagebreak at
// the top.
if (layout->labeltype == LABEL_COUNTER_CHAPTER) {
- if (buffer->params.secnumdepth >= 0) {
+ if (buffer.params.secnumdepth >= 0) {
float spacing_val = 1.0;
if (!parparams.spacing().isDefault()) {
spacing_val = parparams.spacing().getValue();
} else {
- spacing_val = buffer->params.spacing.getValue();
+ spacing_val = buffer.params.spacing.getValue();
}
int const maxdesc =
}
pain_.text(int(x),
- yo_ + row_.baseline() -
- row_.ascent_of_text() - maxdesc,
+ yo_ + row_->baseline() -
+ row_->ascent_of_text() - maxdesc,
str, font);
}
} else {
- font_metrics::width(str, font);
}
- pain_.text(int(x), yo_ + row_.baseline(), str, font);
+ pain_.text(int(x), yo_ + row_->baseline(), str, font);
}
}
// the labels at the top of an environment.
// More or less for bibliography
- } else if (par_.isFirstInSequence() &&
+ } else if (isFirstInSequence(pit_, text_.ownerParagraphs()) &&
(layout->labeltype == LABEL_TOP_ENVIRONMENT ||
layout->labeltype == LABEL_BIBLIO ||
layout->labeltype == LABEL_CENTERED_TOP_ENVIRONMENT)) {
LyXFont font = getLabelFont();
- if (!par_.getLabelstring().empty()) {
- string const str = par_.getLabelstring();
+ if (!pit_->getLabelstring().empty()) {
+ string const str = pit_->getLabelstring();
float spacing_val = 1.0;
if (!parparams.spacing().isDefault()) {
spacing_val = parparams.spacing().getValue();
} else {
- spacing_val = buffer->params.spacing.getValue();
+ spacing_val = buffer.params.spacing.getValue();
}
int maxdesc =
int(font_metrics::maxDescent(font) * layout->spacing.getValue() * spacing_val
+ (layout->labelbottomsep * defaultRowHeight()));
- float x = x_;
+ double x = x_;
if (layout->labeltype == LABEL_CENTERED_TOP_ENVIRONMENT) {
x = ((is_rtl ? leftMargin() : x_)
- + ww - text_.rightMargin(*bv_.buffer(), row_)) / 2;
+ + ww - text_.rightMargin(pit_, *bv_.buffer(), *row_)) / 2;
x -= font_metrics::width(str, font) / 2;
} else if (is_rtl) {
x = ww - leftMargin() -
font_metrics::width(str, font);
}
- pain_.text(int(x), yo_ + row_.baseline()
- - row_.ascent_of_text() - maxdesc,
+ pain_.text(int(x),
+ yo_ + row_->baseline() - row_->ascent_of_text() - maxdesc,
str, font);
}
}
void RowPainter::paintLast()
{
- ParagraphParameters const & parparams = par_.params();
- int y_bottom = row_.height() - 1;
+ ParagraphParameters const & parparams = pit_->params();
+ int y_bottom = row_->height() - 1;
// the bottom margin
- if (!row_.next() && text_.isTopLevel())
+ if (row_ == text_.lastRow() && !text_.isInInset())
y_bottom -= PAPER_MARGIN;
int const ww = bv_.workWidth();
// draw a bottom line
if (parparams.lineBottom()) {
- LyXFont font(LyXFont::ALL_SANE);
int const asc = font_metrics::ascent('x',
- getFont(max(pos_type(0), par_.size() - 1)));
+ getFont(max(pos_type(0), pit_->size() - 1)));
y_bottom -= asc;
- int const w = (text_.isInInset() ? text_.inset_owner->width(perv(bv_), font) : ww);
- int const xp = static_cast<int>(text_.isInInset() ? xo_ : 0);
+ int const w = text_.isInInset() ? text_.inset_owner->width() : ww;
+ int const xp = int(text_.isInInset() ? xo_ : 0);
int const y = yo_ + y_bottom;
pain_.line(xp, y, xp + w, y, LColor::topline, Painter::line_solid,
Painter::line_thick);
y_bottom -= asc;
}
- bool const is_rtl = par_.isRightToLeftPar(bv_.buffer()->params);
- int const endlabel = par_.getEndLabel();
+ bool const is_rtl = pit_->isRightToLeftPar(bv_.buffer()->params);
+ int const endlabel = getEndLabel(pit_, text_.ownerParagraphs());
// draw an endlabel
switch (endlabel) {
{
LyXFont const font = getLabelFont();
int const size = int(0.75 * font_metrics::maxAscent(font));
- int const y = (yo_ + row_.baseline()) - size;
+ int const y = (yo_ + row_->baseline()) - size;
int x = is_rtl ? LEFT_MARGIN : ww - PAPER_MARGIN - size;
- if (row_.fill() <= size)
- x += (size - row_.fill() + 1) * (is_rtl ? -1 : 1);
+ if (row_->fill() <= size)
+ x += (size - row_->fill() + 1) * (is_rtl ? -1 : 1);
- if (endlabel == END_LABEL_BOX) {
+ if (endlabel == END_LABEL_BOX)
pain_.rectangle(x, y, size, size, LColor::eolmarker);
- } else {
+ else
pain_.fillRectangle(x, y, size, size, LColor::eolmarker);
- }
break;
}
case END_LABEL_STATIC:
{
-#if 0
- LyXFont font(LyXFont::ALL_SANE);
- font = getLabelFont();
-#else
LyXFont font = getLabelFont();
-#endif
- string const & str = par_.layout()->endlabelstring();
- int const x = is_rtl ?
- int(x_) - font_metrics::width(str, font)
- : ww - text_.rightMargin(*bv_.buffer(), row_) - row_.fill();
- pain_.text(x, yo_ + row_.baseline(), str, font);
+ string const & str = pit_->layout()->endlabelstring();
+ double const x = is_rtl ?
+ x_ - font_metrics::width(str, font)
+ : ww - text_.rightMargin(pit_, *bv_.buffer(), *row_) - row_->fill();
+ pain_.text(int(x), yo_ + row_->baseline(), str, font);
break;
}
case END_LABEL_NO_LABEL:
}
-bool RowPainter::paintText()
+void RowPainter::paintText()
{
- pos_type const last = row_.lastPrintablePos();
- pos_type body_pos = par_.beginningOfBody();
+ pos_type const last = lastPrintablePos(*pit_, row_);
+ pos_type body_pos = pit_->beginningOfBody();
if (body_pos > 0 &&
- (body_pos - 1 > last ||
- !par_.isLineSeparator(body_pos - 1))) {
+ (body_pos - 1 > last || !pit_->isLineSeparator(body_pos - 1))) {
body_pos = 0;
}
- LyXLayout_ptr const & layout = par_.layout();
+ LyXLayout_ptr const & layout = pit_->layout();
bool running_strikeout = false;
bool is_struckout = false;
- float last_strikeout_x = 0.0;
+ int last_strikeout_x = 0;
- pos_type vpos = row_.pos();
+ pos_type vpos = row_->pos();
while (vpos <= last) {
if (x_ > bv_.workWidth())
break;
pos_type pos = text_.vis2log(vpos);
- if (pos >= par_.size()) {
+ if (pos >= pit_->size()) {
++vpos;
continue;
}
continue;
}
- is_struckout = isDeletedText(par_, pos);
+ is_struckout = isDeletedText(*pit_, pos);
if (is_struckout && !running_strikeout) {
running_strikeout = true;
- last_strikeout_x = x_;
+ last_strikeout_x = int(x_);
}
- bool const highly_editable_inset = par_.isInset(pos)
- && isHighlyEditableInset(par_.getInset(pos));
+ bool const highly_editable_inset = pit_->isInset(pos)
+ && isHighlyEditableInset(pit_->getInset(pos));
// if we reach the end of a struck out range, paint it
// we also don't paint across things like tables
if (running_strikeout && (highly_editable_inset || !is_struckout)) {
- int const middle = yo_ + row_.top_of_text()
- + ((row_.baseline() - row_.top_of_text()) / 2);
- pain_.line(int(last_strikeout_x), middle, int(x_), middle,
+ int const middle = yo_ + row_->top_of_text()
+ + (row_->baseline() - row_->top_of_text()) / 2;
+ pain_.line(last_strikeout_x, middle, int(x_), middle,
LColor::strikeout, Painter::line_solid, Painter::line_thin);
running_strikeout = false;
}
int const lwidth = font_metrics::width(layout->labelsep,
getLabelFont());
- x_ += label_hfill_ + lwidth
- - singleWidth(body_pos - 1);
+ x_ += label_hfill_ + lwidth - singleWidth(body_pos - 1);
}
- if (par_.isHfill(pos)) {
+ if (pit_->isHfill(pos)) {
x_ += 1;
- int const y0 = yo_ + row_.baseline();
+ int const y0 = yo_ + row_->baseline();
int const y1 = y0 - defaultRowHeight() / 2;
- pain_.line(int(x_), y1, int(x_), y0,
- LColor::added_space);
+ pain_.line(int(x_), y1, int(x_), y0, LColor::added_space);
- if (row_.hfillExpansion(pos)) {
+ if (hfillExpansion(*pit_, row_, pos)) {
int const y2 = (y0 + y1) / 2;
if (pos >= body_pos) {
- pain_.line(int(x_), y2,
- int(x_ + hfill_), y2,
+ pain_.line(int(x_), y2, int(x_ + hfill_), y2,
LColor::added_space,
Painter::line_onoffdash);
x_ += hfill_;
} else {
- pain_.line(int(x_), y2,
- int(x_ + label_hfill_), y2,
+ pain_.line(int(x_), y2, int(x_ + label_hfill_), y2,
LColor::added_space,
Painter::line_onoffdash);
x_ += label_hfill_;
}
- pain_.line(int(x_), y1,
- int(x_), y0,
- LColor::added_space);
+ pain_.line(int(x_), y1, int(x_), y0, LColor::added_space);
}
x_ += 2;
++vpos;
- } else if (par_.isSeparator(pos)) {
+ } else if (pit_->isSeparator(pos)) {
x_ += singleWidth(pos);
if (pos >= body_pos)
x_ += separator_;
++vpos;
} else {
- if (paintFromPos(vpos))
- return true;
+ paintFromPos(vpos);
}
}
// if we reach the end of a struck out range, paint it
if (running_strikeout) {
- int const middle = yo_ + row_.top_of_text()
- + ((row_.baseline() - row_.top_of_text()) / 2);
- pain_.line(int(last_strikeout_x), middle, int(x_), middle,
+ int const middle = yo_ + row_->top_of_text()
+ + ((row_->baseline() - row_->top_of_text()) / 2);
+ pain_.line(last_strikeout_x, middle, int(x_), middle,
LColor::strikeout, Painter::line_solid, Painter::line_thin);
running_strikeout = false;
}
- return false;
}
-bool RowPainter::paint(int y_offset, int x_offset, int y, bool cleared)
+void RowPainter::paint()
{
- xo_ = x_offset;
- yo_ = y_offset;
- y_ = y;
- cleared_ = cleared;
- width_ = text_.isInInset()
- ? text_.inset_owner->textWidth(perv(bv_), true) : bv_.workWidth();
-
- // FIXME: must be a cleaner way here. Aren't these calculations
- // belonging to row metrics ?
- BufferView * bv(const_cast<BufferView *>(&bv_));
- Row * row(const_cast<Row *>(&row_));
- text_.prepareToPrint(bv, row, x_, separator_, hfill_, label_hfill_);
+ width_ = text_.workWidth();
+ x_ = row_->x();
+ separator_ = row_->fill_separator();
+ hfill_ = row_->fill_hfill();
+ label_hfill_ = row_->fill_label_hfill();
// FIXME: what is this fixing ?
- if (text_.isInInset() && (x_ < 0))
+ if (text_.isInInset() && x_ < 0)
x_ = 0;
x_ += xo_;
- // clear to background if necessary
- cleared_ = paintBackground();
+ // If we're *not* at the top-level of rows, then the
+ // background has already been cleared.
+ if (&text_ == bv_.text)
+ paintBackground();
// paint the selection background
- if (text_.selection.set()) {
+ if (text_.selection.set())
paintSelection();
- }
// vertical lines for appendix
paintAppendix();
// changebar
paintChangeBar();
- if (row_.isParStart()) {
+ if (row_->isParStart())
paintFirst();
- }
- if (row_.isParEnd()) {
+ if (isParEnd(*pit_, row_))
paintLast();
- }
// paint text
- return paintText();
+ paintText();
+}
+
+
+int paintRows(BufferView const & bv, LyXText const & text,
+ ParagraphList::iterator pit, RowList::iterator rit,
+ int xo, int y, int yf, int yo)
+{
+ //lyxerr << " paintRows: rit: " << &*rit << endl;
+ //const_cast<LyXText&>(text).updateRowPositions();
+ int const yy = yf - y;
+ int const y2 = bv.painter().paperHeight();
+
+ ParagraphList::iterator end = text.ownerParagraphs().end();
+ bool active = false;
+
+ for ( ; pit != end; ++pit) {
+ RowList::iterator row = pit->rows.begin();
+ RowList::iterator rend = pit->rows.end();
+
+ for ( ; row != rend; ++row) {
+ if (row == rit)
+ active = true;
+ if (active) {
+ RowPainter painter(bv, text, pit, row, y + yo, xo, y + bv.top_y());
+ painter.paint();
+ y += row->height();
+ if (yy + y >= y2)
+ return y;
+ } else {
+ //lyxerr << " paintRows: row: " << &*row << " ignored" << endl;
+ }
+ }
+ }
+
+ return y;
+}
+
+} // namespace anon
+
+
+int paintText(BufferView & bv)
+{
+ int const topy = bv.top_y();
+ ParagraphList::iterator pit;
+ RowList::iterator rit = bv.text->getRowNearY(topy, pit);
+ int y = rit->y() - topy;
+ return paintRows(bv, *bv.text, pit, rit, 0, y, y, 0);
+}
+
+
+void paintTextInset(BufferView & bv, LyXText & text, int x, int baseline)
+{
+ RowList::iterator rit = text.firstRow();
+ RowList::iterator end = text.endRow();
+ ParagraphList::iterator pit = text.ownerParagraphs().begin();
+
+ int y_offset = baseline - rit->ascent_of_text();
+ int y = y_offset;
+ while (rit != end && y + rit->height() <= 0) {
+ y += rit->height();
+ text.nextRow(pit, rit);
+ }
+ if (y_offset < 0)
+ paintRows(bv, text, pit, rit, x, 0, y, y);
+ else
+ paintRows(bv, text, pit, rit, x, 0, y_offset, y_offset);
+}
+
+
+int getLengthMarkerHeight(BufferView const & bv, VSpace const & vsp)
+{
+ if (vsp.kind() == VSpace::NONE)
+ return 0;
+
+ int const arrow_size = 4;
+ int const space_size = vsp.inPixels(bv);
+
+ LyXFont font;
+ font.decSize();
+ int const min_size = max(3 * arrow_size,
+ font_metrics::maxAscent(font)
+ + font_metrics::maxDescent(font));
+
+ if (vsp.length().len().value() < 0.0)
+ return min_size;
+ else
+ return max(min_size, space_size);
}