#include "Buffer.h"
#include "BufferParams.h"
#include "BufferView.h"
-#include "paragraph_funcs.h"
-#include "ParIterator.h"
+#include "Color.h"
#include "CoordCache.h"
#include "debug.h"
-#include "FuncRequest.h"
#include "FontIterator.h"
-#include "Color.h"
+#include "FuncRequest.h"
#include "Length.h"
#include "LyXRC.h"
-#include "Text.h"
#include "MetricsInfo.h"
+#include "paragraph_funcs.h"
#include "ParagraphParameters.h"
+#include "ParIterator.h"
+#include "rowpainter.h"
+#include "Text.h"
#include "VSpace.h"
#include "frontends/FontMetrics.h"
dim_.asc = 10;
dim_.des = 10;
- //text_->updateLabels(*bv->buffer());
+ //text_->updateLabels(bv->buffer());
}
unsigned int w = 0;
for (pit_type pit = 0, n = text_->paragraphs().size(); pit != n; ++pit) {
changed |= redoParagraph(pit);
- ParagraphMetrics const & pm = parMetrics(pit);
+ ParagraphMetrics const & pm = par_metrics_[pit];
h += pm.height();
if (w < pm.width())
w = pm.width();
}
dim.wid = w;
- dim.asc = parMetrics(0).ascent();
+ dim.asc = par_metrics_[0].ascent();
dim.des = h - dim.asc;
changed |= dim_ != dim;
int TextMetrics::rightMargin(ParagraphMetrics const & pm) const
{
- return main_text_? pm.rightMargin(*bv_->buffer()) : 0;
+ return main_text_? pm.rightMargin(bv_->buffer()) : 0;
}
int TextMetrics::rightMargin(pit_type const pit) const
{
- return main_text_? par_metrics_[pit].rightMargin(*bv_->buffer()) : 0;
+ return main_text_? par_metrics_[pit].rightMargin(bv_->buffer()) : 0;
}
bool TextMetrics::redoParagraph(pit_type const pit)
{
Paragraph & par = text_->getPar(pit);
- ParagraphMetrics pm(par);
- Buffer & buffer = *bv_->buffer();
+ // IMPORTANT NOTE: We pass 'false' explicitely in order to not call
+ // redoParagraph() recursively inside parMetrics.
+ Dimension old_dim = parMetrics(pit, false).dim();
+ ParagraphMetrics & pm = par_metrics_[pit];
+ pm.reset(par);
+
+ Buffer & buffer = bv_->buffer();
main_text_ = (text_ == &buffer.text());
bool changed = false;
InsetList::const_iterator ii = par.insetlist.begin();
InsetList::const_iterator iend = par.insetlist.end();
for (; ii != iend; ++ii) {
+ Dimension old_dim = ii->inset->dimension();
Dimension dim;
int const w = max_width_ - text_->leftMargin(buffer, max_width_, pit, ii->pos)
- right_margin;
Font const & font = ii->inset->noFontChange() ?
bufferfont : text_->getFont(buffer, par, ii->pos);
MetricsInfo mi(bv_, font, w);
- changed |= ii->inset->metrics(mi, dim);
+ ii->inset->metrics(mi, dim);
+ changed |= (old_dim != dim);
}
- // rebreak the paragraph
- pm.rows().clear();
-
par.setBeginOfBody();
pos_type z = 0;
// maximum pixel width of a row
rowBreakPoint(width, pit, row);
setRowWidth(right_margin, pit, row);
setHeightOfRow(pit, row);
+ computeRowMetrics(pit, row);
pm.rows().push_back(row);
pm.dim().wid = std::max(pm.dim().wid, row.width());
pm.dim().des += row.height();
row.endpos(z);
setRowWidth(right_margin, pit, row);
setHeightOfRow(pit, row);
+ computeRowMetrics(pit, row);
pm.rows().push_back(row);
pm.dim().des += row.height();
}
pm.dim().asc += pm.rows()[0].ascent();
pm.dim().des -= pm.rows()[0].ascent();
- // IMPORTANT NOTE: We pass 'false' explicitely in order to not call
- // redoParagraph() recursively inside parMetrics.
- Dimension old_dim = parMetrics(pit, false).dim();
-
changed |= old_dim.height() != pm.dim().height();
- par_metrics_[pit] = pm;
-
// Update the row change statuses. The painter will need that info
// in order to know which row has to be repainted.
- par_metrics_[pit].updateRowChangeStatus();
+ pm.updateRowChangeStatus();
return changed;
}
-RowMetrics TextMetrics::computeRowMetrics(pit_type const pit,
- Row const & row) const
+void TextMetrics::computeRowMetrics(pit_type const pit,
+ Row & row) const
{
- RowMetrics result;
- Buffer & buffer = *bv_->buffer();
+ Buffer & buffer = bv_->buffer();
Paragraph const & par = text_->getPar(pit);
double w = dim_.wid - row.width();
bool const is_rtl = text_->isRTL(buffer, par);
if (is_rtl)
- result.x = rightMargin(pit);
+ row.x = rightMargin(pit);
else
- result.x = text_->leftMargin(buffer, max_width_, pit, row.pos());
+ row.x = text_->leftMargin(buffer, max_width_, pit, row.pos());
// is there a manual margin with a manual label
- Layout_ptr const & layout = par.layout();
+ LayoutPtr const & layout = par.layout();
if (layout->margintype == MARGIN_MANUAL
&& layout->labeltype == LABEL_MANUAL) {
++nlh;
if (nlh && !par.getLabelWidthString().empty())
- result.label_hfill = labelFill(par, row) / double(nlh);
+ row.label_hfill = labelFill(pit, row) / double(nlh);
}
// are there any hfills in the row?
if (nh) {
if (w > 0)
- result.hfill = w / nh;
+ row.hfill = w / nh;
// we don't have to look at the alignment if it is ALIGN_LEFT and
// if the row is already larger then the permitted width as then
// we force the LEFT_ALIGN'edness!
case Inset::AlignCenter:
align = LYX_ALIGN_CENTER;
break;
- // other types unchanged (use align)
- }
+ case Inset::Inline:
+ case Inset::AlignRight:
+ // unchanged (use align)
+ break;
+ }
}
switch (align) {
&& !par.isNewline(row.endpos() - 1)
&& !disp_inset
) {
- result.separator = w / ns;
+ row.separator = w / ns;
} else if (is_rtl) {
- result.x += w;
+ row.x += w;
}
break;
}
case LYX_ALIGN_RIGHT:
- result.x += w;
+ row.x += w;
break;
case LYX_ALIGN_CENTER:
- result.x += w / 2;
+ row.x += w / 2;
break;
}
}
if (body_pos > 0
&& (body_pos > end || !par.isLineSeparator(body_pos - 1)))
{
- docstring const lsep = from_utf8(layout->labelsep);
- result.x += theFontMetrics(text_->getLabelFont(buffer, par)).width(lsep);
+ row.x += theFontMetrics(text_->getLabelFont(buffer, par)).
+ width(layout->labelsep);
if (body_pos <= end)
- result.x += result.label_hfill;
+ row.x += row.label_hfill;
}
}
-
- return result;
}
-int TextMetrics::labelFill(Paragraph const & par, Row const & row) const
+int TextMetrics::labelFill(pit_type const pit, Row const & row) const
{
- Buffer & buffer = *bv_->buffer();
+ Buffer & buffer = bv_->buffer();
+ Paragraph const & par = text_->getPar(pit);
pos_type last = par.beginOfBody();
BOOST_ASSERT(last > 0);
int w = 0;
for (pos_type i = row.pos(); i <= last; ++i)
- w += text_->singleWidth(buffer, par, i);
+ w += singleWidth(pit, i);
docstring const & label = par.params().labelWidthString();
if (label.empty())
if (text_->getPar(pit).layout()->margintype != MARGIN_MANUAL)
return 0;
// return the beginning of the body
- return text_->leftMargin(*bv_->buffer(), max_width_, pit);
+ return text_->leftMargin(bv_->buffer(), max_width_, pit);
}
void TextMetrics::rowBreakPoint(int width, pit_type const pit,
Row & row) const
{
- Buffer & buffer = *bv_->buffer();
+ Buffer & buffer = bv_->buffer();
+ ParagraphMetrics const & pm = par_metrics_[pit];
Paragraph const & par = text_->getPar(pit);
pos_type const end = par.size();
pos_type const pos = row.pos();
return;
}
- Layout_ptr const & layout = par.layout();
+ LayoutPtr const & layout = par.layout();
if (layout->margintype == MARGIN_RIGHT_ADDRESS_BOX) {
row.endpos(addressBreakPoint(pos, par));
FontIterator fi = FontIterator(buffer, *text_, par, pos);
pos_type point = end;
pos_type i = pos;
- FontMetrics const & fm = theFontMetrics(text_->getLabelFont(buffer, par));
for ( ; i < end; ++i, ++fi) {
- char_type const c = par.getChar(i);
- int thiswidth = text_->singleWidth(par, i, c, *fi);
+ int thiswidth = pm.singleWidth(i, *fi);
// add the auto-hfill from label end to the body
if (body_pos && i == body_pos) {
- docstring lsep = from_utf8(layout->labelsep);
- int add = fm.width(lsep);
+ FontMetrics const & fm = theFontMetrics(
+ text_->getLabelFont(buffer, par));
+ int add = fm.width(layout->labelsep);
if (par.isLineSeparator(i - 1))
- add -= text_->singleWidth(buffer, par, i - 1);
+ add -= singleWidth(pit, i - 1);
add = std::max(add, label_end - x);
thiswidth += add;
void TextMetrics::setRowWidth(int right_margin,
pit_type const pit, Row & row) const
{
- Buffer & buffer = *bv_->buffer();
+ Buffer & buffer = bv_->buffer();
// get the pure distance
pos_type const end = row.endpos();
-
+ ParagraphMetrics const & pm = par_metrics_[pit];
Paragraph const & par = text_->getPar(pit);
- docstring const labelsep = from_utf8(par.layout()->labelsep);
int w = text_->leftMargin(buffer, max_width_, pit, row.pos());
int label_end = labelEnd(pit);
pos_type const body_pos = par.beginOfBody();
pos_type i = row.pos();
- FontMetrics const & fm = theFontMetrics(text_->getLabelFont(buffer, par));
-
if (i < end) {
FontIterator fi = FontIterator(buffer, *text_, par, i);
for ( ; i < end; ++i, ++fi) {
if (body_pos > 0 && i == body_pos) {
- w += fm.width(labelsep);
+ FontMetrics const & fm = theFontMetrics(
+ text_->getLabelFont(buffer, par));
+ w += fm.width(par.layout()->labelsep);
if (par.isLineSeparator(i - 1))
- w -= text_->singleWidth(buffer, par, i - 1);
+ w -= singleWidth(pit, i - 1);
w = max(w, label_end);
}
- char_type const c = par.getChar(i);
- w += text_->singleWidth(par, i, c, *fi);
+ w += pm.singleWidth(i, *fi);
}
}
if (body_pos > 0 && body_pos >= end) {
- w += fm.width(labelsep);
+ FontMetrics const & fm = theFontMetrics(
+ text_->getLabelFont(buffer, par));
+ w += fm.width(par.layout()->labelsep);
if (end > 0 && par.isLineSeparator(end - 1))
- w -= text_->singleWidth(buffer, par, end - 1);
+ w -= singleWidth(pit, end - 1);
w = max(w, label_end);
}
// ok, let us initialize the maxasc and maxdesc value.
// Only the fontsize count. The other properties
// are taken from the layoutfont. Nicer on the screen :)
- Layout_ptr const & layout = par.layout();
+ LayoutPtr const & layout = par.layout();
// as max get the first character of this row then it can
// increase but not decrease the height. Just some point to
// start with so we don't have to do the assignment below too
// often.
- Buffer const & buffer = *bv_->buffer();
+ Buffer const & buffer = bv_->buffer();
Font font = text_->getFont(buffer, par, row.pos());
Font::FONT_SIZE const tmpsize = font.size();
font = text_->getLayoutFont(buffer, pit);
Font::FONT_SIZE maxsize =
par.highestFontInRange(row.pos(), pos_end, size);
if (maxsize > font.size()) {
- font.setSize(maxsize);
- maxasc = max(maxasc, fontmetrics.maxAscent());
- maxdesc = max(maxdesc, fontmetrics.maxDescent());
+ // use standard paragraph font with the maximal size
+ Font maxfont = font;
+ maxfont.setSize(maxsize);
+ FontMetrics const & maxfontmetrics = theFontMetrics(maxfont);
+ maxasc = max(maxasc, maxfontmetrics.maxAscent());
+ maxdesc = max(maxdesc, maxfontmetrics.maxDescent());
}
// This is nicer with box insets:
pos_type TextMetrics::getColumnNearX(pit_type const pit,
Row const & row, int & x, bool & boundary) const
{
- Buffer const & buffer = *bv_->buffer();
+ Buffer const & buffer = bv_->buffer();
/// For the main Text, it is possible that this pit is not
/// yet in the CoordCache when moving cursor up.
/// x Paragraph coordinate is always 0 for main text anyway.
int const xo = main_text_? 0 : bv_->coordCache().get(text_, pit).x_;
x -= xo;
- RowMetrics const r = computeRowMetrics(pit, row);
Paragraph const & par = text_->getPar(pit);
Bidi bidi;
bidi.computeTables(par, buffer, row);
pos_type vc = row.pos();
pos_type end = row.endpos();
pos_type c = 0;
- Layout_ptr const & layout = par.layout();
+ LayoutPtr const & layout = par.layout();
bool left_side = false;
pos_type body_pos = par.beginOfBody();
- double tmpx = r.x;
+ double tmpx = row.x;
double last_tmpx = tmpx;
if (body_pos > 0 &&
return 0;
}
- frontend::FontMetrics const & fm
- = theFontMetrics(text_->getLabelFont(buffer, par));
-
while (vc < end && tmpx <= x) {
c = bidi.vis2log(vc);
last_tmpx = tmpx;
if (body_pos > 0 && c == body_pos - 1) {
- // FIXME UNICODE
- docstring const lsep = from_utf8(layout->labelsep);
- tmpx += r.label_hfill + fm.width(lsep);
+ FontMetrics const & fm = theFontMetrics(
+ text_->getLabelFont(buffer, par));
+ tmpx += row.label_hfill + fm.width(layout->labelsep);
if (par.isLineSeparator(body_pos - 1))
- tmpx -= text_->singleWidth(buffer, par, body_pos - 1);
+ tmpx -= singleWidth(pit, body_pos - 1);
}
if (par.hfillExpansion(row, c)) {
- tmpx += text_->singleWidth(buffer, par, c);
+ tmpx += singleWidth(pit, c);
if (c >= body_pos)
- tmpx += r.hfill;
+ tmpx += row.hfill;
else
- tmpx += r.label_hfill;
+ tmpx += row.label_hfill;
} else if (par.isSeparator(c)) {
- tmpx += text_->singleWidth(buffer, par, c);
+ tmpx += singleWidth(pit, c);
if (c >= body_pos)
- tmpx += r.separator;
+ tmpx += row.separator;
} else {
- tmpx += text_->singleWidth(buffer, par, c);
+ tmpx += singleWidth(pit, c);
}
++vc;
}
// Newline inset, air gap below:
if (row.pos() < end && c >= end && par.isNewline(end - 1)) {
if (bidi.level(end -1) % 2 == 0)
- tmpx -= text_->singleWidth(buffer, par, end - 1);
+ tmpx -= singleWidth(pit, end - 1);
else
- tmpx += text_->singleWidth(buffer, par, end - 1);
+ tmpx += singleWidth(pit, end - 1);
c = end - 1;
}
pos_type TextMetrics::x2pos(pit_type pit, int row, int x) const
{
- ParagraphMetrics const & pm = parMetrics(pit);
+ ParagraphMetrics const & pm = par_metrics_[pit];
BOOST_ASSERT(!pm.rows().empty());
BOOST_ASSERT(row < int(pm.rows().size()));
bool bound = false;
}
+int TextMetrics::singleWidth(pit_type pit, pos_type pos) const
+{
+ Buffer const & buffer = bv_->buffer();
+ ParagraphMetrics const & pm = par_metrics_[pit];
+
+ return pm.singleWidth(pos, text_->getFont(buffer, text_->getPar(pit), pos));
+}
+
+
+// only used for inset right now. should also be used for main text
+void TextMetrics::draw(PainterInfo & pi, int x, int y) const
+{
+ ParMetricsCache::const_iterator it = par_metrics_.begin();
+ ParMetricsCache::const_iterator const end = par_metrics_.end();
+ y -= it->second.ascent();
+ for (; it != end; ++it) {
+ ParagraphMetrics const & pmi = it->second;
+ y += pmi.ascent();
+ drawParagraph(pi, it->first, x, y, true);
+ y += pmi.descent();
+ }
+}
+
+namespace {
+
+bool CursorOnRow(PainterInfo & pi, pit_type const pit,
+ RowList::const_iterator rit, Text const & text)
+{
+ // Is there a cursor on this row (or inside inset on row)
+ Cursor & cur = pi.base.bv->cursor();
+ for (size_type d = 0; d < cur.depth(); ++d) {
+ CursorSlice const & sl = cur[d];
+ if (sl.text() == &text
+ && sl.pit() == pit
+ && sl.pos() >= rit->pos()
+ && sl.pos() <= rit->endpos())
+ return true;
+ }
+ return false;
+}
+
+} // namespace anon
+
+
+void TextMetrics::drawParagraph(PainterInfo & pi, pit_type pit, int x, int y,
+ bool repaintAll) const
+{
+// lyxerr << " paintPar: pit: " << pit << " at y: " << y << endl;
+ int const ww = bv_->workHeight();
+
+ bv_->coordCache().parPos()[text_][pit] = Point(x, y);
+
+ ParagraphMetrics const & pm = par_metrics_[pit];
+ if (pm.rows().empty())
+ return;
+
+ RowList::const_iterator const rb = pm.rows().begin();
+ RowList::const_iterator const re = pm.rows().end();
+
+ Bidi bidi;
+
+ y -= rb->ascent();
+ size_type rowno = 0;
+ for (RowList::const_iterator rit = rb; rit != re; ++rit, ++rowno) {
+ y += rit->ascent();
+ // Row signature; has row changed since last paint?
+ bool row_has_changed = pm.rowChangeStatus()[rowno];
+
+ bool cursor_on_row = CursorOnRow(pi, pit, rit, *text_);
+
+ // If selection is on, the current row signature differs
+ // from cache, or cursor is inside an inset _on this row_,
+ // then paint the row
+ if (repaintAll || row_has_changed || cursor_on_row) {
+ bool const inside = (y + rit->descent() >= 0
+ && y - rit->ascent() < ww);
+ // it is not needed to draw on screen if we are not inside.
+ pi.pain.setDrawingEnabled(inside);
+ RowPainter rp(pi, *text_, pit, *rit, bidi, x, y);
+ // Clear background of this row
+ // (if paragraph background was not cleared)
+ if (!repaintAll && row_has_changed)
+ pi.pain.fillRectangle(x, y - rit->ascent(),
+ width(), rit->height(),
+ text_->backgroundColor());
+
+ // Instrumentation for testing row cache (see also
+ // 12 lines lower):
+ if (lyxerr.debugging(Debug::PAINTING)) {
+ if (text_->isMainText(bv_->buffer()))
+ LYXERR(Debug::PAINTING) << "#";
+ else
+ LYXERR(Debug::PAINTING) << "[" <<
+ repaintAll << row_has_changed <<
+ cursor_on_row << "]";
+ }
+ rp.paintAppendix();
+ rp.paintDepthBar();
+ rp.paintChangeBar();
+ if (rit == rb)
+ rp.paintFirst();
+ rp.paintText();
+ if (rit + 1 == re)
+ rp.paintLast();
+ }
+ y += rit->descent();
+ }
+ // Re-enable screen drawing for future use of the painter.
+ pi.pain.setDrawingEnabled(true);
+
+ LYXERR(Debug::PAINTING) << "." << endl;
+}
+
//int Text::pos2x(pit_type pit, pos_type pos) const
//{
-// ParagraphMetrics const & pm = parMetrics(pit);
+// ParagraphMetrics const & pm = par_metrics_[pit];
// Row const & r = pm.rows()[row];
// int x = 0;
// pos -= r.pos();