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a42f7ea7cd
This is completely equivalent, but will allow in eol() to determine whether one is preparing a preview. Related to bug #11535.
1876 lines
46 KiB
C++
1876 lines
46 KiB
C++
/**
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* \file InsetMathGrid.cpp
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author André Pönitz
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*
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* Full author contact details are available in file CREDITS.
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*/
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#include <config.h>
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#include <algorithm>
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#include "InsetMathGrid.h"
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#include "InsetMathUnknown.h"
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#include "MathData.h"
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#include "MathParser.h"
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#include "MathStream.h"
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#include "MetricsInfo.h"
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#include "Buffer.h"
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#include "BufferParams.h"
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#include "BufferView.h"
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#include "CoordCache.h"
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#include "Cursor.h"
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#include "CutAndPaste.h"
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#include "FuncRequest.h"
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#include "FuncStatus.h"
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#include "LaTeXFeatures.h"
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#include "TexRow.h"
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#include "frontends/Clipboard.h"
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#include "frontends/Painter.h"
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#include "support/debug.h"
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#include "support/docstream.h"
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#include "support/gettext.h"
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#include "support/lstrings.h"
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#include "support/lassert.h"
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#include <sstream>
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using namespace std;
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using namespace lyx::support;
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namespace lyx {
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static docstring verboseHLine(int n)
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{
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docstring res;
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for (int i = 0; i < n; ++i)
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res += "\\hline";
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if (n)
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res += ' ';
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return res;
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}
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static int extractInt(istream & is)
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{
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int num = 1;
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is >> num;
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return (num == 0) ? 1 : num;
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}
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static void resetGrid(InsetMathGrid & grid)
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{
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while (grid.ncols() > 1)
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grid.delCol(grid.ncols() - 1);
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while (grid.nrows() > 1)
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grid.delRow(grid.nrows() - 1);
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grid.cell(0).erase(0, grid.cell(0).size());
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grid.setDefaults();
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}
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//////////////////////////////////////////////////////////////
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int InsetMathGrid::RowInfo::skipPixels(MetricsInfo const & mi) const
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{
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return mi.base.inPixels(crskip);
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}
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//////////////////////////////////////////////////////////////
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InsetMathGrid::InsetMathGrid(Buffer * buf)
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: InsetMathNest(buf, 1),
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rowinfo_(1 + 1),
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colinfo_(1 + 1),
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cellinfo_(1),
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v_align_('c')
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{
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setDefaults();
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}
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InsetMathGrid::InsetMathGrid(Buffer * buf, col_type m, row_type n)
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: InsetMathNest(buf, m * n),
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rowinfo_(n + 1),
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colinfo_(m + 1),
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cellinfo_(m * n),
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v_align_('c')
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{
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setDefaults();
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}
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InsetMathGrid::InsetMathGrid(Buffer * buf, col_type m, row_type n, char v,
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docstring const & h)
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: InsetMathNest(buf, m * n),
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rowinfo_(n + 1),
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colinfo_(m + 1),
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cellinfo_(m * n),
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v_align_(v)
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{
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setDefaults();
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setVerticalAlignment(v);
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setHorizontalAlignments(h);
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}
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Inset * InsetMathGrid::clone() const
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{
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return new InsetMathGrid(*this);
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}
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idx_type InsetMathGrid::index(row_type row, col_type col) const
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{
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return col + ncols() * row;
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}
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void InsetMathGrid::setDefaults()
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{
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if (ncols() <= 0)
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lyxerr << "positive number of columns expected" << endl;
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//if (nrows() <= 0)
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// lyxerr << "positive number of rows expected" << endl;
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for (col_type col = 0; col < ncols(); ++col) {
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colinfo_[col].align = defaultColAlign(col);
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colinfo_[col].skip = defaultColSpace(col);
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colinfo_[col].special.clear();
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}
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for (idx_type idx = 0; idx < nargs(); ++idx)
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cellinfo_[idx].multi = CELL_NORMAL;
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}
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bool InsetMathGrid::interpretString(Cursor & cur, docstring const & str)
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{
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if (str == "\\hline") {
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FuncRequest fr = FuncRequest(LFUN_TABULAR_FEATURE, "add-hline-above");
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FuncStatus status;
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if (getStatus(cur, fr, status)) {
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if (status.enabled()) {
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rowinfo_[cur.row()].lines++;
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return true;
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}
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}
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}
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return InsetMathNest::interpretString(cur, str);
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}
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void InsetMathGrid::setHorizontalAlignments(docstring const & hh)
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{
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col_type col = 0;
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for (docstring::const_iterator it = hh.begin(); it != hh.end(); ++it) {
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char_type c = *it;
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if (c == '|') {
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colinfo_[col].lines++;
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} else if ((c == 'p' || c == 'm' || c == 'b'||
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c == '!' || c == '@' || c == '>' || c == '<') &&
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it + 1 != hh.end() && *(it + 1) == '{') {
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// @{decl.} and p{width} are standard LaTeX, the
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// others are extensions by array.sty
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bool const newcolumn = c == 'p' || c == 'm' || c == 'b';
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if (newcolumn) {
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// this declares a new column
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if (col >= ncols())
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// Only intercolumn stuff is allowed
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// in the last dummy column
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break;
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colinfo_[col].align = 'l';
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} else {
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// this is intercolumn stuff
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if (colinfo_[col].special.empty())
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// Overtake possible lines
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colinfo_[col].special = docstring(colinfo_[col].lines, '|');
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}
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int brace_open = 0;
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int brace_close = 0;
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while (it != hh.end()) {
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c = *it;
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colinfo_[col].special += c;
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if (c == '{')
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++brace_open;
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else if (c == '}')
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++brace_close;
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++it;
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if (brace_open > 0 && brace_open == brace_close)
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break;
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}
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--it;
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if (newcolumn) {
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colinfo_[col].lines = count(
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colinfo_[col].special.begin(),
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colinfo_[col].special.end(), '|');
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LYXERR(Debug::MATHED, "special column separator: `"
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<< to_utf8(colinfo_[col].special) << '\'');
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++col;
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colinfo_[col].lines = 0;
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colinfo_[col].special.clear();
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}
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} else if (col >= ncols()) {
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// Only intercolumn stuff is allowed in the last
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// dummy column
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break;
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} else if (c == 'c' || c == 'l' || c == 'r') {
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colinfo_[col].align = static_cast<char>(c);
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if (!colinfo_[col].special.empty()) {
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colinfo_[col].special += c;
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colinfo_[col].lines = count(
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colinfo_[col].special.begin(),
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colinfo_[col].special.end(), '|');
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LYXERR(Debug::MATHED, "special column separator: `"
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<< to_utf8(colinfo_[col].special) << '\'');
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}
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++col;
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colinfo_[col].lines = 0;
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colinfo_[col].special.clear();
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} else {
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lyxerr << "unknown column separator: '" << c << "'" << endl;
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}
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}
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/*
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col_type n = hh.size();
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if (n > ncols())
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n = ncols();
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for (col_type col = 0; col < n; ++col)
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colinfo_[col].align = hh[col];
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*/
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}
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col_type InsetMathGrid::guessColumns(docstring const & hh)
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{
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col_type col = 0;
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for (char_type const c : hh)
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if (c == 'c' || c == 'l' || c == 'r'||
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c == 'p' || c == 'm' || c == 'b')
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++col;
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// let's have at least one column, even if we did not recognize its
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// alignment
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if (col == 0)
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col = 1;
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return col;
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}
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void InsetMathGrid::setHorizontalAlignment(char h, col_type col)
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{
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colinfo_[col].align = h;
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if (!colinfo_[col].special.empty()) {
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char_type & c = colinfo_[col].special[colinfo_[col].special.size() - 1];
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if (c == 'l' || c == 'c' || c == 'r')
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c = h;
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}
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// FIXME: Change alignment of p, m and b columns, too
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}
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char InsetMathGrid::horizontalAlignment(col_type col) const
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{
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return colinfo_[col].align;
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}
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docstring InsetMathGrid::horizontalAlignments() const
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{
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docstring res;
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for (col_type col = 0; col < ncols(); ++col) {
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if (colinfo_[col].special.empty()) {
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res += docstring(colinfo_[col].lines, '|');
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res += colinfo_[col].align;
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} else
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res += colinfo_[col].special;
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}
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if (colinfo_[ncols()].special.empty())
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return res + docstring(colinfo_[ncols()].lines, '|');
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return res + colinfo_[ncols()].special;
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}
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void InsetMathGrid::setVerticalAlignment(char c)
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{
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v_align_ = c;
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}
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char InsetMathGrid::verticalAlignment() const
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{
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return v_align_;
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}
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col_type InsetMathGrid::ncols() const
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{
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return colinfo_.size() - 1;
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}
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row_type InsetMathGrid::nrows() const
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{
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return rowinfo_.size() - 1;
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}
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col_type InsetMathGrid::col(idx_type idx) const
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{
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return idx % ncols();
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}
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row_type InsetMathGrid::row(idx_type idx) const
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{
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return idx / ncols();
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}
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col_type InsetMathGrid::ncellcols(idx_type idx) const
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{
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col_type cols = 1;
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if (cellinfo_[idx].multi == CELL_NORMAL)
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return cols;
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// If the cell at idx is already CELL_PART_OF_MULTICOLUMN we return
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// the number of remaining columns, not the ones of the complete
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// multicolumn cell. This makes it possible to always go to the next
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// cell with idx + ncellcols(idx) - 1.
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row_type const r = row(idx);
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while (idx+cols < nargs() && row(idx+cols) == r &&
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cellinfo_[idx+cols].multi == CELL_PART_OF_MULTICOLUMN)
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cols++;
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return cols;
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}
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void InsetMathGrid::vcrskip(Length const & crskip, row_type row)
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{
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rowinfo_[row].crskip = crskip;
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}
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Length InsetMathGrid::vcrskip(row_type row) const
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{
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return rowinfo_[row].crskip;
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}
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void InsetMathGrid::metrics(MetricsInfo & mi, Dimension & dim) const
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{
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// let the cells adjust themselves
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for (idx_type i = 0; i < nargs(); ++i) {
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if (cellinfo_[i].multi != CELL_PART_OF_MULTICOLUMN) {
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Dimension dimc;
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// the 'false' is to make sure that the cell is tall enough
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cell(i).metrics(mi, dimc, false);
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}
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}
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BufferView & bv = *mi.base.bv;
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// compute absolute sizes of vertical structure
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for (row_type row = 0; row < nrows(); ++row) {
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int asc = 0;
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int desc = 0;
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for (col_type col = 0; col < ncols(); ++col) {
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idx_type const i = index(row, col);
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if (cellinfo_[i].multi != CELL_PART_OF_MULTICOLUMN) {
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Dimension const & dimc = cell(i).dimension(bv);
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asc = max(asc, dimc.asc);
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desc = max(desc, dimc.des);
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}
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}
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rowinfo_[row].ascent = asc;
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rowinfo_[row].descent = desc;
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}
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rowinfo_[nrows()].ascent = 0;
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rowinfo_[nrows()].descent = 0;
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// compute vertical offsets
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rowinfo_[0].offset[&bv] = 0;
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for (row_type row = 1; row <= nrows(); ++row) {
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rowinfo_[row].offset[&bv] =
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rowinfo_[row - 1].offset[&bv] +
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rowinfo_[row - 1].descent +
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rowinfo_[row - 1].skipPixels(mi) +
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rowsep() +
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rowinfo_[row].lines * hlinesep() +
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rowinfo_[row].ascent;
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}
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// adjust vertical offset
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int h = 0;
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switch (v_align_) {
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case 't':
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h = 0;
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break;
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case 'b':
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h = rowinfo_[nrows() - 1].offset[&bv];
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break;
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default:
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h = rowinfo_[nrows() - 1].offset[&bv] / 2;
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}
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for (row_type row = 0; row <= nrows(); ++row)
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rowinfo_[row].offset[&bv] -= h;
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// multicolumn cell widths, as a map from first column to width in a
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// vector of last columns.
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// This is only used if the grid has more than one row, since for
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// one-row grids multicolumn cells do not need special handling
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vector<map<col_type, int> > mcolwidths(ncols());
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// compute absolute sizes of horizontal structure
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for (col_type col = 0; col < ncols(); ++col) {
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int wid = 0;
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for (row_type row = 0; row < nrows(); ++row) {
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idx_type const i = index(row, col);
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if (cellinfo_[i].multi != CELL_PART_OF_MULTICOLUMN) {
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int const w = cell(i).dimension(bv).wid;
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col_type const cols = ncellcols(i);
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if (cols > 1 && nrows() > 1) {
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col_type last = col+cols-1;
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LASSERT(last < ncols(), last = ncols()-1);
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map<col_type, int>::iterator it =
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mcolwidths[last].find(col);
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if (it == mcolwidths[last].end())
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mcolwidths[last][col] = w;
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else
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it->second = max(it->second, w);
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} else
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wid = max(wid, w);
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}
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}
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colinfo_[col].width = wid;
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}
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colinfo_[ncols()].width = 0;
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// compute horizontal offsets
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colinfo_[0].offset = border() + colinfo_[0].lines * vlinesep();
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for (col_type col = 1; col <= ncols(); ++col) {
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colinfo_[col].offset =
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colinfo_[col - 1].offset +
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colinfo_[col - 1].width +
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displayColSpace(col - 1) +
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colsep() +
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colinfo_[col].lines * vlinesep();
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}
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// increase column widths for multicolumn cells if needed
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// FIXME: multicolumn lines are not yet considered
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for (col_type last = 0; last < ncols(); ++last) {
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map<col_type, int> const & widths = mcolwidths[last];
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// We increase the width of the last column of the multicol
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// cell (some sort of left alignment). Since we iterate through
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// the last and the first columns from left to right, we ensure
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// that increased widths of previous columns are correctly
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// taken into account for later columns, thus preventing
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// unneeded width increasing.
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for (map<col_type, int>::const_iterator it = widths.begin();
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it != widths.end(); ++it) {
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int const wid = it->second;
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col_type const first = it->first;
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int const nextoffset =
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colinfo_[first].offset +
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wid +
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displayColSpace(last) +
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colsep() +
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colinfo_[last+1].lines * vlinesep();
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int const dx = nextoffset - colinfo_[last+1].offset;
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if (dx > 0) {
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colinfo_[last].width += dx;
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for (col_type col = last + 1; col <= ncols(); ++col)
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colinfo_[col].offset += dx;
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}
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}
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}
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dim.wid = colinfo_[ncols() - 1].offset
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+ colinfo_[ncols() - 1].width
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+ vlinesep() * colinfo_[ncols()].lines
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+ border();
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dim.asc = - rowinfo_[0].offset[&bv]
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+ rowinfo_[0].ascent
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+ hlinesep() * rowinfo_[0].lines
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+ border();
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dim.des = rowinfo_[nrows() - 1].offset[&bv]
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+ rowinfo_[nrows() - 1].descent
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+ hlinesep() * rowinfo_[nrows()].lines
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+ border() + 1;
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/*
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// Increase ws_[i] for 'R' columns (except the first one)
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for (int i = 1; i < nc_; ++i)
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if (align[i] == 'R')
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ws_[i] += 10 * df_width;
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// Increase ws_[i] for 'C' column
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if (align[0] == 'C')
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if (ws_[0] < 7 * workwidth / 8)
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ws_[0] = 7 * workwidth / 8;
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// Adjust local tabs
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width = colsep();
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for (cxrow = row_.begin(); cxrow; ++cxrow) {
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int rg = COLSEP;
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int lf = 0;
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for (int i = 0; i < nc_; ++i) {
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bool isvoid = false;
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if (cxrow->getTab(i) <= 0) {
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cxrow->setTab(i, df_width);
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isvoid = true;
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}
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|
switch (align[i]) {
|
|
case 'l':
|
|
lf = 0;
|
|
break;
|
|
case 'c':
|
|
lf = (ws_[i] - cxrow->getTab(i))/2;
|
|
break;
|
|
case 'r':
|
|
case 'R':
|
|
lf = ws_[i] - cxrow->getTab(i);
|
|
break;
|
|
case 'C':
|
|
if (cxrow == row_.begin())
|
|
lf = 0;
|
|
else if (cxrow.is_last())
|
|
lf = ws_[i] - cxrow->getTab(i);
|
|
else
|
|
lf = (ws_[i] - cxrow->getTab(i))/2;
|
|
break;
|
|
}
|
|
int const ww = (isvoid) ? lf : lf + cxrow->getTab(i);
|
|
cxrow->setTab(i, lf + rg);
|
|
rg = ws_[i] - ww + colsep();
|
|
if (cxrow == row_.begin())
|
|
width += ws_[i] + colsep();
|
|
}
|
|
cxrow->setBaseline(cxrow->getBaseline() - ascent);
|
|
}
|
|
*/
|
|
dim.wid += leftMargin() + rightMargin();
|
|
}
|
|
|
|
|
|
int InsetMathGrid::vLineHOffset(col_type col, unsigned int line) const
|
|
{
|
|
if (col < ncols())
|
|
return leftMargin() + colinfo_[col].offset
|
|
- (colinfo_[col].lines - line - 1) * vlinesep()
|
|
- vlinesep()/2 - colsep()/2;
|
|
else {
|
|
LASSERT(col == ncols(), return 0);
|
|
return leftMargin() + colinfo_[col-1].offset + colinfo_[col-1].width
|
|
+ line * vlinesep()
|
|
+ vlinesep()/2 + colsep()/2;
|
|
}
|
|
}
|
|
|
|
|
|
int InsetMathGrid::hLineVOffset(BufferView const & bv, row_type row,
|
|
unsigned int line) const
|
|
{
|
|
return rowinfo_[row].offset[&bv]
|
|
- rowinfo_[row].ascent
|
|
- line * hlinesep()
|
|
- hlinesep()/2 - rowsep()/2;
|
|
}
|
|
|
|
|
|
void InsetMathGrid::draw(PainterInfo & pi, int x, int y) const
|
|
{
|
|
BufferView const & bv = *pi.base.bv;
|
|
|
|
for (idx_type idx = 0; idx < nargs(); ++idx) {
|
|
if (cellinfo_[idx].multi != CELL_PART_OF_MULTICOLUMN) {
|
|
cell(idx).draw(pi,
|
|
x + leftMargin() + cellXOffset(bv, idx),
|
|
y + cellYOffset(bv, idx));
|
|
|
|
row_type r = row(idx);
|
|
int const yy1 = y + hLineVOffset(bv, r, 0);
|
|
int const yy2 = y + hLineVOffset(bv, r + 1, rowinfo_[r + 1].lines - 1);
|
|
auto draw_left_borders = [&](col_type c) {
|
|
for (unsigned int i = 0; i < colinfo_[c].lines; ++i) {
|
|
int const xx = x + vLineHOffset(c, i);
|
|
pi.pain.line(xx, yy1, xx, yy2, Color_foreground);
|
|
}
|
|
};
|
|
col_type c = col(idx);
|
|
// Draw inner left borders cell-by-cell because of multicolumns
|
|
draw_left_borders(c);
|
|
// Draw the right border (only once)
|
|
if (c == 0)
|
|
draw_left_borders(ncols());
|
|
}
|
|
}
|
|
|
|
// Draw horizontal borders
|
|
for (row_type r = 0; r <= nrows(); ++r) {
|
|
int const xx1 = x + vLineHOffset(0, 0);
|
|
int const xx2 = x + vLineHOffset(ncols(), colinfo_[ncols()].lines - 1);
|
|
for (unsigned int i = 0; i < rowinfo_[r].lines; ++i) {
|
|
int const yy = y + hLineVOffset(bv, r, i);
|
|
pi.pain.line(xx1, yy, xx2, yy, Color_foreground);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void InsetMathGrid::metricsT(TextMetricsInfo const & /*mi*/, Dimension & /*dim*/) const
|
|
{
|
|
// FIXME: this does not compile anymore with offset being a map
|
|
// It is not worth fixing it at this point since the code is basically dead.
|
|
#if 0
|
|
// let the cells adjust themselves
|
|
for (idx_type i = 0; i < nargs(); ++i)
|
|
if (cellinfo_[i].multi != CELL_PART_OF_MULTICOLUMN)
|
|
cell(i).metricsT(mi, dim);
|
|
|
|
// compute absolute sizes of vertical structure
|
|
for (row_type row = 0; row < nrows(); ++row) {
|
|
int asc = 0;
|
|
int desc = 0;
|
|
for (col_type col = 0; col < ncols(); ++col) {
|
|
idx_type const i = index(row, col);
|
|
if (cellinfo_[i].multi != CELL_PART_OF_MULTICOLUMN) {
|
|
//MathData const & c = cell(i);
|
|
// FIXME: BROKEN!
|
|
Dimension dimc;
|
|
asc = max(asc, dimc.ascent());
|
|
desc = max(desc, dimc.descent());
|
|
}
|
|
}
|
|
rowinfo_[row].ascent = asc;
|
|
rowinfo_[row].descent = desc;
|
|
}
|
|
rowinfo_[nrows()].ascent = 0;
|
|
rowinfo_[nrows()].descent = 0;
|
|
|
|
// compute vertical offsets
|
|
rowinfo_[0].offset[&bv] = 0;
|
|
for (row_type row = 1; row <= nrows(); ++row) {
|
|
rowinfo_[row].offset[&bv] =
|
|
rowinfo_[row - 1].offset +
|
|
rowinfo_[row - 1].descent +
|
|
//rowinfo_[row - 1].skipPixels(mi) +
|
|
1 + //rowsep() +
|
|
//rowinfo_[row].lines * hlinesep() +
|
|
rowinfo_[row].ascent;
|
|
}
|
|
|
|
// adjust vertical offset
|
|
int h = 0;
|
|
switch (v_align_) {
|
|
case 't':
|
|
h = 0;
|
|
break;
|
|
case 'b':
|
|
h = rowinfo_[nrows() - 1].offset;
|
|
break;
|
|
default:
|
|
h = rowinfo_[nrows() - 1].offset / 2;
|
|
}
|
|
for (row_type row = 0; row <= nrows(); ++row)
|
|
rowinfo_[row].offset -= h;
|
|
|
|
|
|
// compute absolute sizes of horizontal structure
|
|
for (col_type col = 0; col < ncols(); ++col) {
|
|
int wid = 0;
|
|
for (row_type row = 0; row < nrows(); ++row) {
|
|
// FIXME: BROKEN!
|
|
//idx_type const i = index(row, col);
|
|
//if (cellinfo_[i].multi != CELL_PART_OF_MULTICOLUMN)
|
|
// wid = max(wid, cell(i).width());
|
|
}
|
|
colinfo_[col].width = wid;
|
|
}
|
|
colinfo_[ncols()].width = 0;
|
|
|
|
// compute horizontal offsets
|
|
colinfo_[0].offset = border();
|
|
for (col_type col = 1; col <= ncols(); ++col) {
|
|
colinfo_[col].offset =
|
|
colinfo_[col - 1].offset +
|
|
colinfo_[col - 1].width +
|
|
displayColSpace(col - 1) +
|
|
1 ; //colsep() +
|
|
//colinfo_[col].lines * vlinesep();
|
|
}
|
|
|
|
|
|
dim.wid = colinfo_[ncols() - 1].offset
|
|
+ colinfo_[ncols() - 1].width
|
|
//+ vlinesep() * colinfo_[ncols()].lines
|
|
+ 2;
|
|
|
|
dim.asc = -rowinfo_[0].offset
|
|
+ rowinfo_[0].ascent
|
|
//+ hlinesep() * rowinfo_[0].lines
|
|
+ 1;
|
|
|
|
dim.des = rowinfo_[nrows() - 1].offset
|
|
+ rowinfo_[nrows() - 1].descent
|
|
//+ hlinesep() * rowinfo_[nrows()].lines
|
|
+ 1;
|
|
#endif
|
|
}
|
|
|
|
|
|
void InsetMathGrid::drawT(TextPainter & /*pain*/, int /*x*/, int /*y*/) const
|
|
{
|
|
// for (idx_type idx = 0; idx < nargs(); ++idx)
|
|
// if (cellinfo_[idx].multi != CELL_PART_OF_MULTICOLUMN)
|
|
// cell(idx).drawT(pain, x + cellXOffset(idx), y + cellYOffset(idx));
|
|
}
|
|
|
|
|
|
void InsetMathGrid::updateBuffer(ParIterator const & it, UpdateType utype, bool const deleted)
|
|
{
|
|
// pass down
|
|
for (idx_type idx = 0; idx < nargs(); ++idx)
|
|
if (cellinfo_[idx].multi != CELL_PART_OF_MULTICOLUMN)
|
|
cell(idx).updateBuffer(it, utype, deleted);
|
|
}
|
|
|
|
|
|
void InsetMathGrid::eol(TeXMathStream & os, row_type row, bool fragile,
|
|
bool /*latex*/, bool last_eoln) const
|
|
{
|
|
docstring eol;
|
|
|
|
if (!rowinfo_[row].crskip.zero())
|
|
eol += '[' + from_utf8(rowinfo_[row].crskip.asLatexString()) + ']';
|
|
else if(!rowinfo_[row].allow_newpage)
|
|
eol += '*';
|
|
|
|
// make sure an upcoming '[' does not break anything
|
|
if (row + 1 < nrows()) {
|
|
MathData const & c = cell(index(row + 1, 0));
|
|
if (!c.empty() && c.front()->getChar() == '[')
|
|
//eol += "[0pt]";
|
|
eol += "{}";
|
|
}
|
|
|
|
// only add \\ if necessary
|
|
if (eol.empty() && row + 1 == nrows() && (nrows() == 1 || !last_eoln))
|
|
return;
|
|
|
|
os << (fragile ? "\\protect\\\\" : "\\\\") << eol;
|
|
}
|
|
|
|
|
|
docstring InsetMathGrid::eocString(col_type col, col_type lastcol) const
|
|
{
|
|
if (col + 1 == lastcol)
|
|
return docstring();
|
|
return from_ascii(" & ");
|
|
}
|
|
|
|
|
|
void InsetMathGrid::addRow(row_type row)
|
|
{
|
|
rowinfo_.insert(rowinfo_.begin() + row + 1, RowInfo());
|
|
cells_.insert
|
|
(cells_.begin() + (row + 1) * ncols(), ncols(), MathData(buffer_));
|
|
cellinfo_.insert
|
|
(cellinfo_.begin() + (row + 1) * ncols(), ncols(), CellInfo());
|
|
}
|
|
|
|
|
|
void InsetMathGrid::delRow(row_type row)
|
|
{
|
|
if (nrows() == 1)
|
|
return;
|
|
|
|
cells_type::iterator it = cells_.begin() + row * ncols();
|
|
cells_.erase(it, it + ncols());
|
|
|
|
vector<CellInfo>::iterator jt = cellinfo_.begin() + row * ncols();
|
|
cellinfo_.erase(jt, jt + ncols());
|
|
|
|
rowinfo_.erase(rowinfo_.begin() + row);
|
|
}
|
|
|
|
|
|
void InsetMathGrid::copyRow(row_type row)
|
|
{
|
|
addRow(row);
|
|
for (col_type col = 0; col < ncols(); ++col) {
|
|
cells_[(row + 1) * ncols() + col] = cells_[row * ncols() + col];
|
|
// copying the cell does not set the buffer
|
|
cells_[(row + 1) * ncols() + col].setBuffer(*buffer_);
|
|
}
|
|
}
|
|
|
|
|
|
void InsetMathGrid::swapRow(row_type row)
|
|
{
|
|
if (nrows() == 1)
|
|
return;
|
|
if (row + 1 == nrows())
|
|
--row;
|
|
for (col_type col = 0; col < ncols(); ++col)
|
|
swap(cells_[row * ncols() + col], cells_[(row + 1) * ncols() + col]);
|
|
}
|
|
|
|
|
|
void InsetMathGrid::addCol(col_type newcol)
|
|
{
|
|
const col_type nc = ncols();
|
|
const row_type nr = nrows();
|
|
cells_type new_cells((nc + 1) * nr);
|
|
vector<CellInfo> new_cellinfo((nc + 1) * nr);
|
|
|
|
for (row_type row = 0; row < nr; ++row)
|
|
for (col_type col = 0; col < nc; ++col) {
|
|
new_cells[row * (nc + 1) + col + (col >= newcol)]
|
|
= cells_[row * nc + col];
|
|
new_cellinfo[row * (nc + 1) + col + (col >= newcol)]
|
|
= cellinfo_[row * nc + col];
|
|
}
|
|
swap(cells_, new_cells);
|
|
// copying cells loses the buffer reference
|
|
setBuffer(*buffer_);
|
|
swap(cellinfo_, new_cellinfo);
|
|
|
|
ColInfo inf;
|
|
inf.skip = defaultColSpace(newcol);
|
|
inf.align = defaultColAlign(newcol);
|
|
colinfo_.insert(colinfo_.begin() + newcol, inf);
|
|
}
|
|
|
|
|
|
void InsetMathGrid::delCol(col_type col)
|
|
{
|
|
if (ncols() == 1)
|
|
return;
|
|
|
|
cells_type tmpcells;
|
|
vector<CellInfo> tmpcellinfo;
|
|
for (col_type i = 0; i < nargs(); ++i)
|
|
if (i % ncols() != col) {
|
|
tmpcells.push_back(cells_[i]);
|
|
tmpcellinfo.push_back(cellinfo_[i]);
|
|
}
|
|
swap(cells_, tmpcells);
|
|
// copying cells loses the buffer reference
|
|
setBuffer(*buffer_);
|
|
swap(cellinfo_, tmpcellinfo);
|
|
|
|
colinfo_.erase(colinfo_.begin() + col);
|
|
}
|
|
|
|
|
|
void InsetMathGrid::copyCol(col_type col)
|
|
{
|
|
addCol(col+1);
|
|
for (row_type row = 0; row < nrows(); ++row) {
|
|
cells_[row * ncols() + col + 1] = cells_[row * ncols() + col];
|
|
// copying the cell does not set the buffer
|
|
cells_[row * ncols() + col + 1].setBuffer(*buffer_);
|
|
}
|
|
}
|
|
|
|
|
|
void InsetMathGrid::swapCol(col_type col)
|
|
{
|
|
if (ncols() == 1)
|
|
return;
|
|
if (col + 1 == ncols())
|
|
--col;
|
|
for (row_type row = 0; row < nrows(); ++row)
|
|
swap(cells_[row * ncols() + col], cells_[row * ncols() + col + 1]);
|
|
}
|
|
|
|
|
|
int InsetMathGrid::cellXOffset(BufferView const & bv, idx_type idx) const
|
|
{
|
|
if (cellinfo_[idx].multi == CELL_PART_OF_MULTICOLUMN)
|
|
return 0;
|
|
col_type c = col(idx);
|
|
int x = colinfo_[c].offset;
|
|
char align = displayColAlign(idx);
|
|
Dimension const & celldim = cell(idx).dimension(bv);
|
|
if (align == 'r' || align == 'R')
|
|
x += cellWidth(idx) - celldim.wid;
|
|
if (align == 'c' || align == 'C')
|
|
x += (cellWidth(idx) - celldim.wid) / 2;
|
|
return x;
|
|
}
|
|
|
|
|
|
int InsetMathGrid::cellYOffset(BufferView const & bv, idx_type idx) const
|
|
{
|
|
return rowinfo_[row(idx)].offset[&bv];
|
|
}
|
|
|
|
|
|
int InsetMathGrid::cellWidth(idx_type idx) const
|
|
{
|
|
switch (cellinfo_[idx].multi) {
|
|
case CELL_NORMAL:
|
|
return colinfo_[col(idx)].width;
|
|
case CELL_BEGIN_OF_MULTICOLUMN: {
|
|
col_type c1 = col(idx);
|
|
col_type c2 = c1 + ncellcols(idx);
|
|
return colinfo_[c2].offset
|
|
- colinfo_[c1].offset
|
|
- displayColSpace(c2)
|
|
- colsep()
|
|
- colinfo_[c2].lines * vlinesep();
|
|
}
|
|
case CELL_PART_OF_MULTICOLUMN:
|
|
return 0;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
bool InsetMathGrid::idxUpDown(Cursor & cur, bool up) const
|
|
{
|
|
if (up) {
|
|
if (cur.row() == 0)
|
|
return false;
|
|
cur.idx() -= ncols();
|
|
} else {
|
|
if (cur.row() + 1 >= nrows())
|
|
return false;
|
|
cur.idx() += ncols();
|
|
}
|
|
// If we are in a multicolumn cell, move to the "real" cell
|
|
while (cellinfo_[cur.idx()].multi == CELL_PART_OF_MULTICOLUMN) {
|
|
LASSERT(cur.idx() > 0, return false);
|
|
--cur.idx();
|
|
}
|
|
// FIXME: this is only a workaround to avoid a crash if the inset
|
|
// in not in coord cache. The best would be to force a FitCursor
|
|
// operation.
|
|
CoordCache::Arrays const & arraysCache = cur.bv().coordCache().arrays();
|
|
if (arraysCache.has(&cur.cell()))
|
|
cur.pos() = cur.cell().x2pos(&cur.bv(), cur.x_target() - cur.cell().xo(cur.bv()));
|
|
else
|
|
cur.pos() = 0;
|
|
return true;
|
|
}
|
|
|
|
|
|
bool InsetMathGrid::idxBackward(Cursor & cur) const
|
|
{
|
|
// leave matrix if at the front edge
|
|
if (cur.col() == 0)
|
|
return false;
|
|
--cur.idx();
|
|
// If we are in a multicolumn cell, move to the "real" cell
|
|
while (cellinfo_[cur.idx()].multi == CELL_PART_OF_MULTICOLUMN) {
|
|
LASSERT(cur.idx() > 0, return false);
|
|
--cur.idx();
|
|
}
|
|
cur.pos() = cur.lastpos();
|
|
return true;
|
|
}
|
|
|
|
|
|
bool InsetMathGrid::idxForward(Cursor & cur) const
|
|
{
|
|
// leave matrix if at the back edge
|
|
if (cur.col() + 1 == ncols())
|
|
return false;
|
|
++cur.idx();
|
|
// If we are in a multicolumn cell, move to the next cell
|
|
while (cellinfo_[cur.idx()].multi == CELL_PART_OF_MULTICOLUMN) {
|
|
// leave matrix if at the back edge
|
|
if (cur.col() + 1 == ncols())
|
|
return false;
|
|
++cur.idx();
|
|
}
|
|
cur.pos() = 0;
|
|
return true;
|
|
}
|
|
|
|
|
|
idx_type InsetMathGrid::firstIdx() const
|
|
{
|
|
size_type idx = 0;
|
|
switch (v_align_) {
|
|
case 't':
|
|
//idx = 0;
|
|
break;
|
|
case 'b':
|
|
idx = (nrows() - 1) * ncols();
|
|
break;
|
|
default:
|
|
idx = ((nrows() - 1) / 2) * ncols();
|
|
}
|
|
// If we are in a multicolumn cell, move to the "real" cell
|
|
while (cellinfo_[idx].multi == CELL_PART_OF_MULTICOLUMN) {
|
|
LASSERT(idx > 0, return 0);
|
|
--idx;
|
|
}
|
|
return idx;
|
|
}
|
|
|
|
|
|
idx_type InsetMathGrid::lastIdx() const
|
|
{
|
|
size_type idx = 0;
|
|
switch (v_align_) {
|
|
case 't':
|
|
idx = ncols() - 1;
|
|
break;
|
|
case 'b':
|
|
idx = nargs() - 1;
|
|
break;
|
|
default:
|
|
idx = ((nrows() - 1) / 2 + 1) * ncols() - 1;
|
|
}
|
|
// If we are in a multicolumn cell, move to the "real" cell
|
|
while (cellinfo_[idx].multi == CELL_PART_OF_MULTICOLUMN) {
|
|
LASSERT(idx > 0, return false);
|
|
--idx;
|
|
}
|
|
return idx;
|
|
}
|
|
|
|
|
|
bool InsetMathGrid::idxDelete(idx_type & idx)
|
|
{
|
|
// nothing to do if we have just one row
|
|
if (nrows() == 1)
|
|
return false;
|
|
|
|
// nothing to do if we are in the middle of the last row of the inset
|
|
if (idx + ncols() > nargs())
|
|
return false;
|
|
|
|
// try to delete entire sequence of ncols() empty cells if possible
|
|
for (idx_type i = idx; i < idx + ncols(); ++i)
|
|
if (!cell(i).empty())
|
|
return false;
|
|
|
|
// move cells if necessary
|
|
for (idx_type i = index(row(idx), 0); i < idx; ++i)
|
|
swap(cell(i), cell(i + ncols()));
|
|
|
|
delRow(row(idx));
|
|
|
|
if (idx >= nargs())
|
|
idx = nargs() - 1;
|
|
|
|
// undo effect of Ctrl-Tab (i.e. pull next cell)
|
|
//if (idx + 1 != nargs())
|
|
// cell(idx).swap(cell(idx + 1));
|
|
|
|
// we handled the event..
|
|
return true;
|
|
}
|
|
|
|
|
|
// reimplement old behaviour when pressing Delete in the last position
|
|
// of a cell
|
|
void InsetMathGrid::idxGlue(idx_type idx)
|
|
{
|
|
col_type c = col(idx);
|
|
if (c + 1 == ncols()) {
|
|
if (row(idx) + 1 != nrows()) {
|
|
for (col_type cc = 0; cc < ncols(); ++cc)
|
|
cell(idx).append(cell(idx + cc + 1));
|
|
delRow(row(idx) + 1);
|
|
}
|
|
} else {
|
|
idx_type idx_next = idx + 1;
|
|
while (idx_next < nargs() &&
|
|
cellinfo_[idx_next].multi == CELL_PART_OF_MULTICOLUMN)
|
|
++idx_next;
|
|
if (idx_next < nargs())
|
|
cell(idx).append(cell(idx_next));
|
|
col_type oldcol = c + 1;
|
|
for (col_type cc = c + 2; cc < ncols(); ++cc)
|
|
cell(idx - oldcol + cc) = cell(idx - oldcol + 1 + cc);
|
|
cell(idx - c + ncols() - 1).clear();
|
|
}
|
|
}
|
|
|
|
|
|
InsetMathGrid::RowInfo const & InsetMathGrid::rowinfo(row_type row) const
|
|
{
|
|
return rowinfo_[row];
|
|
}
|
|
|
|
|
|
InsetMathGrid::RowInfo & InsetMathGrid::rowinfo(row_type row)
|
|
{
|
|
return rowinfo_[row];
|
|
}
|
|
|
|
|
|
bool InsetMathGrid::idxBetween(idx_type idx, idx_type from, idx_type to) const
|
|
{
|
|
row_type const ri = row(idx);
|
|
row_type const r1 = min(row(from), row(to));
|
|
row_type const r2 = max(row(from), row(to));
|
|
col_type const ci = col(idx);
|
|
col_type const c1 = min(col(from), col(to));
|
|
col_type const c2 = max(col(from), col(to));
|
|
return r1 <= ri && ri <= r2 && c1 <= ci && ci <= c2;
|
|
}
|
|
|
|
|
|
void InsetMathGrid::normalize(NormalStream & os) const
|
|
{
|
|
os << "[grid ";
|
|
for (row_type row = 0; row < nrows(); ++row) {
|
|
os << "[row ";
|
|
for (col_type col = 0; col < ncols(); ++col) {
|
|
idx_type const i = index(row, col);
|
|
switch (cellinfo_[i].multi) {
|
|
case CELL_NORMAL:
|
|
os << "[cell " << cell(i) << ']';
|
|
break;
|
|
case CELL_BEGIN_OF_MULTICOLUMN:
|
|
os << "[cell colspan="
|
|
<< static_cast<int>(ncellcols(i)) << ' '
|
|
<< cell(i) << ']';
|
|
break;
|
|
case CELL_PART_OF_MULTICOLUMN:
|
|
break;
|
|
}
|
|
}
|
|
os << ']';
|
|
}
|
|
os << ']';
|
|
}
|
|
|
|
|
|
void InsetMathGrid::mathmlize(MathMLStream & ms) const
|
|
{
|
|
bool const havetable = nrows() > 1 || ncols() > 1;
|
|
if (havetable)
|
|
ms << MTag("mtable");
|
|
char const * const celltag = havetable ? "mtd" : "mrow";
|
|
for (row_type row = 0; row < nrows(); ++row) {
|
|
if (havetable)
|
|
ms << MTag("mtr");
|
|
for (col_type col = 0; col < ncols(); ++col) {
|
|
idx_type const i = index(row, col);
|
|
if (cellinfo_[i].multi != CELL_PART_OF_MULTICOLUMN) {
|
|
col_type const cellcols = ncellcols(i);
|
|
ostringstream attr;
|
|
if (havetable && cellcols > 1)
|
|
attr << "colspan='" << cellcols << '\'';
|
|
ms << MTag(celltag, attr.str());
|
|
ms << cell(index(row, col));
|
|
ms << ETag(celltag);
|
|
}
|
|
}
|
|
if (havetable)
|
|
ms << ETag("mtr");
|
|
}
|
|
if (havetable)
|
|
ms << ETag("mtable");
|
|
}
|
|
|
|
|
|
// FIXME XHTML
|
|
// We need to do something about alignment here.
|
|
void InsetMathGrid::htmlize(HtmlStream & os, string const & attrib) const
|
|
{
|
|
bool const havetable = nrows() > 1 || ncols() > 1;
|
|
if (!havetable) {
|
|
os << cell(index(0, 0));
|
|
return;
|
|
}
|
|
os << MTag("table", attrib);
|
|
for (row_type row = 0; row < nrows(); ++row) {
|
|
os << MTag("tr");
|
|
for (col_type col = 0; col < ncols(); ++col) {
|
|
idx_type const i = index(row, col);
|
|
if (cellinfo_[i].multi != CELL_PART_OF_MULTICOLUMN) {
|
|
col_type const cellcols = ncellcols(i);
|
|
ostringstream attr;
|
|
if (cellcols > 1)
|
|
attr << "colspan='" << cellcols << '\'';
|
|
os << MTag("td", attr.str());
|
|
os << cell(index(row, col));
|
|
os << ETag("td");
|
|
}
|
|
}
|
|
os << ETag("tr");
|
|
}
|
|
os << ETag("table");
|
|
}
|
|
|
|
|
|
void InsetMathGrid::htmlize(HtmlStream & os) const
|
|
{
|
|
htmlize(os, "class='mathtable'");
|
|
}
|
|
|
|
|
|
void InsetMathGrid::validate(LaTeXFeatures & features) const
|
|
{
|
|
if (features.runparams().math_flavor == OutputParams::MathAsHTML
|
|
&& (nrows() > 1 || ncols() > 1)) {
|
|
// CSS taken from InsetMathCases
|
|
features.addCSSSnippet(
|
|
"table.mathtable{display: inline-block; text-align: center; border: none;"
|
|
"border-left: thin solid black; vertical-align: middle; padding-left: 0.5ex;}\n"
|
|
"table.mathtable td {text-align: left; border: none;}");
|
|
}
|
|
InsetMathNest::validate(features);
|
|
}
|
|
|
|
|
|
void InsetMathGrid::write(TeXMathStream & os) const
|
|
{
|
|
write(os, 0, 0, nrows(), ncols());
|
|
}
|
|
|
|
void InsetMathGrid::write(TeXMathStream & os,
|
|
row_type beg_row, col_type beg_col,
|
|
row_type end_row, col_type end_col) const
|
|
{
|
|
MathEnsurer ensurer(os, false);
|
|
docstring eolstr;
|
|
// As of 2018 (with amendment in LaTeX 2021/06),
|
|
// \\ is a robust command and its protection
|
|
// is no longer necessary
|
|
bool const fragile = os.fragile()
|
|
&& !LaTeXFeatures::isAvailable("LaTeX-2021/06/01");
|
|
for (row_type row = beg_row; row < end_row; ++row) {
|
|
os << verboseHLine(rowinfo_[row].lines);
|
|
// don't write & and empty cells at end of line,
|
|
// unless there are vertical lines
|
|
col_type lastcol = 0;
|
|
bool emptyline = true;
|
|
bool last_eoln = true;
|
|
for (col_type col = beg_col; col < end_col; ++col) {
|
|
idx_type const idx = index(row, col);
|
|
bool const empty_cell = cell(idx).empty();
|
|
if (last_eoln && (!empty_cell || cellinfo_[idx].multi != CELL_NORMAL))
|
|
last_eoln = false;
|
|
if (!empty_cell || cellinfo_[idx].multi != CELL_NORMAL ||
|
|
colinfo_[col + 1].lines) {
|
|
lastcol = col + 1;
|
|
emptyline = false;
|
|
}
|
|
}
|
|
for (col_type col = beg_col; col < end_col;) {
|
|
int nccols = 1;
|
|
idx_type const idx = index(row, col);
|
|
TexRow::RowEntry const entry = TexRow::mathEntry(id(),idx);
|
|
os.texrow().start(entry);
|
|
if (col >= lastcol) {
|
|
++col;
|
|
continue;
|
|
}
|
|
Changer dummy = os.changeRowEntry(entry);
|
|
if (cellinfo_[idx].multi == CELL_BEGIN_OF_MULTICOLUMN) {
|
|
size_t s = col + 1;
|
|
while (s < ncols() &&
|
|
cellinfo_[index(row, s)].multi == CELL_PART_OF_MULTICOLUMN)
|
|
s++;
|
|
nccols = s - col;
|
|
os << "\\multicolumn{" << nccols
|
|
<< "}{" << cellinfo_[idx].align
|
|
<< "}{";
|
|
}
|
|
os << cell(idx);
|
|
if (os.pendingBrace())
|
|
ModeSpecifier specifier(os, TEXT_MODE);
|
|
if (cellinfo_[idx].multi == CELL_BEGIN_OF_MULTICOLUMN)
|
|
os << '}';
|
|
os << eocString(col + nccols - 1, lastcol);
|
|
col += nccols;
|
|
}
|
|
eol(os, row, fragile, os.latex(), last_eoln);
|
|
// append newline only if line wasn't completely empty
|
|
// and the formula is not written on a single line
|
|
bool const empty = emptyline && eolstr.empty();
|
|
if (!empty && nrows() > 1)
|
|
os << "\n";
|
|
}
|
|
// @TODO use end_row instead of nrows() ?
|
|
docstring const s = verboseHLine(rowinfo_[nrows()].lines);
|
|
if (!s.empty()) {
|
|
if (eolstr.empty()) {
|
|
if (fragile)
|
|
os << "\\protect";
|
|
os << "\\\\";
|
|
}
|
|
os << s;
|
|
}
|
|
}
|
|
|
|
|
|
int InsetMathGrid::colsep() const
|
|
{
|
|
return 6;
|
|
}
|
|
|
|
|
|
int InsetMathGrid::rowsep() const
|
|
{
|
|
return 6;
|
|
}
|
|
|
|
|
|
int InsetMathGrid::hlinesep() const
|
|
{
|
|
return 3;
|
|
}
|
|
|
|
|
|
int InsetMathGrid::vlinesep() const
|
|
{
|
|
return 3;
|
|
}
|
|
|
|
|
|
int InsetMathGrid::border() const
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
|
|
void InsetMathGrid::splitCell(Cursor & cur)
|
|
{
|
|
if (cur.idx() == cur.lastidx())
|
|
return;
|
|
MathData ar = cur.cell();
|
|
ar.erase(0, cur.pos());
|
|
cur.cell().erase(cur.pos(), cur.lastpos());
|
|
++cur.idx();
|
|
while (cur.idx() << nargs() &&
|
|
cellinfo_[cur.idx()].multi == CELL_BEGIN_OF_MULTICOLUMN)
|
|
++cur.idx();
|
|
cur.pos() = 0;
|
|
cur.cell().insert(0, ar);
|
|
}
|
|
|
|
|
|
char InsetMathGrid::displayColAlign(idx_type idx) const
|
|
{
|
|
if (cellinfo_[idx].multi == CELL_BEGIN_OF_MULTICOLUMN) {
|
|
// align may also contain lines like "||r|", so this is
|
|
// not complete, but we catch at least the simple cases.
|
|
if (cellinfo_[idx].align == "c")
|
|
return 'c';
|
|
if (cellinfo_[idx].align == "l")
|
|
return 'l';
|
|
if (cellinfo_[idx].align == "r")
|
|
return 'r';
|
|
}
|
|
return colinfo_[col(idx)].align;
|
|
}
|
|
|
|
|
|
int InsetMathGrid::displayColSpace(col_type col) const
|
|
{
|
|
return colinfo_[col].skip;
|
|
}
|
|
|
|
void InsetMathGrid::doDispatch(Cursor & cur, FuncRequest & cmd)
|
|
{
|
|
//lyxerr << "*** InsetMathGrid: request: " << cmd << endl;
|
|
|
|
Parse::flags parseflg = Parse::QUIET | Parse::USETEXT;
|
|
|
|
FuncCode const act = cmd.action();
|
|
switch (act) {
|
|
|
|
// insert file functions
|
|
case LFUN_LINE_DELETE_FORWARD:
|
|
cur.recordUndoInset();
|
|
//autocorrect_ = false;
|
|
//macroModeClose();
|
|
//if (selection_) {
|
|
// selDel();
|
|
// break;
|
|
//}
|
|
if (nrows() > 1)
|
|
delRow(cur.row());
|
|
if (cur.idx() > cur.lastidx())
|
|
cur.idx() = cur.lastidx();
|
|
if (cur.pos() > cur.lastpos())
|
|
cur.pos() = cur.lastpos();
|
|
break;
|
|
|
|
case LFUN_CELL_SPLIT:
|
|
cur.recordUndo();
|
|
splitCell(cur);
|
|
break;
|
|
|
|
case LFUN_NEWLINE_INSERT: {
|
|
cur.recordUndoInset();
|
|
row_type const r = cur.row();
|
|
addRow(r);
|
|
|
|
// split line
|
|
for (col_type c = col(cur.idx()) + 1; c < ncols(); ++c)
|
|
swap(cell(index(r, c)), cell(index(r + 1, c)));
|
|
|
|
// split cell
|
|
splitCell(cur);
|
|
if (ncols() > 1)
|
|
swap(cell(cur.idx()), cell(cur.idx() + ncols() - 1));
|
|
if (cur.idx() > 0)
|
|
--cur.idx();
|
|
cur.pos() = cur.lastpos();
|
|
cur.forceBufferUpdate();
|
|
//mathcursor->normalize();
|
|
//cmd = FuncRequest(LFUN_FINISHED_BACKWARD);
|
|
break;
|
|
}
|
|
|
|
case LFUN_TABULAR_FEATURE: {
|
|
cur.recordUndoInset();
|
|
//lyxerr << "handling tabular-feature " << to_utf8(cmd.argument()) << endl;
|
|
istringstream is(to_utf8(cmd.argument()));
|
|
string s;
|
|
is >> s;
|
|
if (s == "valign-top")
|
|
setVerticalAlignment('t');
|
|
else if (s == "valign-middle")
|
|
setVerticalAlignment('c');
|
|
else if (s == "valign-bottom")
|
|
setVerticalAlignment('b');
|
|
else if (s == "align-left")
|
|
setHorizontalAlignment('l', cur.col());
|
|
else if (s == "align-right")
|
|
setHorizontalAlignment('r', cur.col());
|
|
else if (s == "align-center")
|
|
setHorizontalAlignment('c', cur.col());
|
|
else if (s == "append-row")
|
|
for (int i = 0, n = extractInt(is); i < n; ++i)
|
|
addRow(cur.row());
|
|
else if (s == "delete-row") {
|
|
cur.clearSelection(); // bug 4323
|
|
for (int i = 0, n = extractInt(is); i < n; ++i) {
|
|
delRow(cur.row());
|
|
if (cur.idx() >= nargs())
|
|
cur.idx() -= ncols();
|
|
}
|
|
cur.pos() = 0; // trick, see below
|
|
}
|
|
else if (s == "copy-row") {
|
|
// Here (as later) we save the cursor col/row
|
|
// in order to restore it after operation.
|
|
row_type const r = cur.row();
|
|
col_type const c = cur.col();
|
|
for (int i = 0, n = extractInt(is); i < n; ++i)
|
|
copyRow(cur.row());
|
|
cur.idx() = index(r, c);
|
|
}
|
|
else if (s == "swap-row") {
|
|
swapRow(cur.row());
|
|
// Trick to suppress same-idx-means-different-cell
|
|
// assertion crash:
|
|
cur.pos() = 0;
|
|
}
|
|
else if (s == "add-hline-above")
|
|
rowinfo_[cur.row()].lines++;
|
|
else if (s == "add-hline-below")
|
|
rowinfo_[cur.row()+1].lines++;
|
|
else if (s == "delete-hline-above")
|
|
rowinfo_[cur.row()].lines--;
|
|
else if (s == "delete-hline-below")
|
|
rowinfo_[cur.row()+1].lines--;
|
|
else if (s == "append-column") {
|
|
row_type const r = cur.row();
|
|
col_type const c = cur.col();
|
|
for (int i = 0, n = extractInt(is); i < n; ++i)
|
|
addCol(cur.col() + 1);
|
|
cur.idx() = index(r, c);
|
|
}
|
|
else if (s == "delete-column") {
|
|
cur.clearSelection(); // bug 4323
|
|
row_type const r = cur.row();
|
|
col_type const c = cur.col();
|
|
for (int i = 0, n = extractInt(is); i < n; ++i)
|
|
delCol(col(cur.idx()));
|
|
cur.idx() = index(r, min(c, cur.ncols() - 1));
|
|
cur.pos() = 0; // trick, see above
|
|
}
|
|
else if (s == "copy-column") {
|
|
row_type const r = cur.row();
|
|
col_type const c = cur.col();
|
|
copyCol(cur.col());
|
|
cur.idx() = index(r, c);
|
|
}
|
|
else if (s == "swap-column") {
|
|
swapCol(cur.col());
|
|
cur.pos() = 0; // trick, see above
|
|
}
|
|
else if (s == "add-vline-left") {
|
|
colinfo_[cur.col()].lines++;
|
|
if (!colinfo_[cur.col()].special.empty())
|
|
colinfo_[cur.col()].special += '|';
|
|
}
|
|
else if (s == "add-vline-right") {
|
|
colinfo_[cur.col()+1].lines++;
|
|
if (!colinfo_[cur.col()+1].special.empty())
|
|
colinfo_[cur.col()+1].special.insert(0, 1, '|');
|
|
}
|
|
else if (s == "delete-vline-left") {
|
|
colinfo_[cur.col()].lines--;
|
|
docstring & special = colinfo_[cur.col()].special;
|
|
if (!special.empty()) {
|
|
docstring::size_type i = special.rfind('|');
|
|
LASSERT(i != docstring::npos, break);
|
|
special.erase(i, 1);
|
|
}
|
|
}
|
|
else if (s == "delete-vline-right") {
|
|
colinfo_[cur.col()+1].lines--;
|
|
docstring & special = colinfo_[cur.col()+1].special;
|
|
if (!special.empty()) {
|
|
docstring::size_type i = special.find('|');
|
|
LASSERT(i != docstring::npos, break);
|
|
special.erase(i, 1);
|
|
}
|
|
}
|
|
else {
|
|
cur.undispatched();
|
|
break;
|
|
}
|
|
// perhaps this should be FINISHED_BACKWARD -- just for clarity?
|
|
//lyxerr << "returning FINISHED_LEFT" << endl;
|
|
break;
|
|
}
|
|
|
|
case LFUN_CLIPBOARD_PASTE:
|
|
parseflg |= Parse::VERBATIM;
|
|
// fall through
|
|
case LFUN_PASTE: {
|
|
if (cur.currentMode() != MATH_MODE)
|
|
parseflg |= Parse::TEXTMODE;
|
|
cur.message(_("Paste"));
|
|
cap::replaceSelection(cur);
|
|
docstring topaste;
|
|
if (cmd.argument().empty() && !theClipboard().isInternal())
|
|
topaste = theClipboard().getAsText(frontend::Clipboard::PlainTextType);
|
|
else {
|
|
idocstringstream is(cmd.argument());
|
|
int n = 0;
|
|
is >> n;
|
|
topaste = cap::selection(n, make_pair(buffer().params().documentClassPtr(),
|
|
buffer().params().authors()), true);
|
|
}
|
|
InsetMathGrid grid(buffer_, 1, 1);
|
|
if (!topaste.empty())
|
|
if ((topaste.size() == 1 && isAscii(topaste))
|
|
|| !mathed_parse_normal(grid, topaste, parseflg)) {
|
|
resetGrid(grid);
|
|
mathed_parse_normal(grid, topaste, parseflg | Parse::VERBATIM);
|
|
}
|
|
|
|
bool hline_enabled = false;
|
|
FuncRequest fr = FuncRequest(LFUN_TABULAR_FEATURE, "add-hline-above");
|
|
FuncStatus status;
|
|
if (getStatus(cur, fr, status))
|
|
hline_enabled = status.enabled();
|
|
if (grid.nargs() == 1) {
|
|
// single cell/part of cell
|
|
cur.recordUndoInset();
|
|
cur.cell().insert(cur.pos(), grid.cell(0));
|
|
cur.pos() += grid.cell(0).size();
|
|
if (hline_enabled)
|
|
rowinfo_[cur.row()].lines += grid.rowinfo_[0].lines;
|
|
else {
|
|
for (unsigned int l = 0; l < grid.rowinfo_[0].lines; ++l) {
|
|
cur.cell().insert(0,
|
|
MathAtom(new InsetMathUnknown(from_ascii("\\hline"))));
|
|
cur.pos()++;
|
|
}
|
|
}
|
|
} else {
|
|
// multiple cells
|
|
cur.recordUndoInset();
|
|
col_type startcol = col(cur.idx());
|
|
row_type startrow = cur.row();
|
|
col_type oldncols = ncols();
|
|
col_type numcols =
|
|
min(grid.ncols(), ncols() - startcol);
|
|
row_type const numrows =
|
|
min(grid.nrows(), nrows() - cur.row());
|
|
for (row_type r = 0; r < numrows; ++r) {
|
|
for (col_type c = 0; c < numcols; ++c) {
|
|
idx_type i = index(r + startrow, c + startcol);
|
|
pos_type const ipos = min(cur.pos(), pos_type(cell(i).size()));
|
|
cell(i).insert(ipos, grid.cell(grid.index(r, c)));
|
|
}
|
|
if (hline_enabled)
|
|
rowinfo_[r].lines += grid.rowinfo_[r].lines;
|
|
else {
|
|
for (unsigned int l = 0; l < grid.rowinfo_[r].lines; ++l) {
|
|
idx_type i = index(r + startrow, 0);
|
|
cell(i).insert(0,
|
|
MathAtom(new InsetMathUnknown(from_ascii("\\hline"))));
|
|
}
|
|
}
|
|
// append columns for the left over horizontal cells
|
|
for (col_type c = numcols; c < grid.ncols(); ++c) {
|
|
addCol(c + startcol);
|
|
idx_type i = index(r + startrow, min(c + startcol, ncols() - 1));
|
|
cell(i).append(grid.cell(grid.index(r, c)));
|
|
++numcols;
|
|
}
|
|
}
|
|
// amend cursor position if cols have been appended
|
|
cur.idx() += startrow * (ncols() - oldncols);
|
|
// append rows for the left over vertical cells
|
|
idx_type i = nargs() - 1;
|
|
for (row_type r = numrows; r < grid.nrows(); ++r) {
|
|
row_type crow = startrow + r;
|
|
addRow(crow - 1);
|
|
for (col_type c = 0; c < grid.ncols(); ++c)
|
|
cell(index(min(crow, nrows() - 1), min(c + startcol, ncols() - 1))).append(grid.cell(grid.index(r, c)));
|
|
if (hline_enabled)
|
|
rowinfo_[crow].lines += grid.rowinfo_[r].lines;
|
|
else {
|
|
for (unsigned int l = 0; l < grid.rowinfo_[r].lines; ++l) {
|
|
cell(i).insert(0,
|
|
MathAtom(new InsetMathUnknown(from_ascii("\\hline"))));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
cur.clearSelection(); // bug 393
|
|
// FIXME audit setBuffer calls
|
|
cur.inset().setBuffer(*buffer_);
|
|
cur.forceBufferUpdate();
|
|
cur.finishUndo();
|
|
break;
|
|
}
|
|
|
|
case LFUN_LINE_BEGIN:
|
|
cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
|
|
// fall through
|
|
case LFUN_LINE_BEGIN_SELECT:
|
|
cur.selHandle(act == LFUN_WORD_BACKWARD_SELECT ||
|
|
act == LFUN_WORD_LEFT_SELECT ||
|
|
act == LFUN_LINE_BEGIN_SELECT);
|
|
cur.macroModeClose();
|
|
if (cur.pos() != 0) {
|
|
cur.pos() = 0;
|
|
} else if (cur.idx() % cur.ncols() != 0) {
|
|
cur.idx() -= cur.idx() % cur.ncols();
|
|
cur.pos() = 0;
|
|
} else if (cur.idx() != 0) {
|
|
cur.idx() = 0;
|
|
cur.pos() = 0;
|
|
} else {
|
|
cmd = FuncRequest(LFUN_FINISHED_BACKWARD);
|
|
cur.undispatched();
|
|
}
|
|
break;
|
|
|
|
case LFUN_LINE_END:
|
|
cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
|
|
// fall through
|
|
case LFUN_LINE_END_SELECT:
|
|
cur.selHandle(act == LFUN_WORD_FORWARD_SELECT ||
|
|
act == LFUN_WORD_RIGHT_SELECT ||
|
|
act == LFUN_LINE_END_SELECT);
|
|
cur.macroModeClose();
|
|
cur.clearTargetX();
|
|
if (cur.pos() != cur.lastpos()) {
|
|
cur.pos() = cur.lastpos();
|
|
} else if ((cur.idx() + 1) % cur.ncols() != 0) {
|
|
cur.idx() += cur.ncols() - 1 - cur.idx() % cur.ncols();
|
|
cur.pos() = cur.lastpos();
|
|
} else if (cur.idx() != cur.lastidx()) {
|
|
cur.idx() = cur.lastidx();
|
|
cur.pos() = cur.lastpos();
|
|
} else {
|
|
cmd = FuncRequest(LFUN_FINISHED_FORWARD);
|
|
cur.undispatched();
|
|
}
|
|
break;
|
|
|
|
default:
|
|
InsetMathNest::doDispatch(cur, cmd);
|
|
}
|
|
}
|
|
|
|
|
|
bool InsetMathGrid::getStatus(Cursor & cur, FuncRequest const & cmd,
|
|
FuncStatus & status) const
|
|
{
|
|
switch (cmd.action()) {
|
|
case LFUN_TABULAR_FEATURE: {
|
|
string s = cmd.getArg(0);
|
|
if (&cur.inset() != this) {
|
|
// Table actions requires that the cursor is _inside_ the
|
|
// table.
|
|
status.setEnabled(false);
|
|
status.message(from_utf8(N_("Cursor not in table")));
|
|
return true;
|
|
}
|
|
if (nrows() <= 1 && (s == "delete-row" || s == "swap-row")) {
|
|
status.setEnabled(false);
|
|
status.message(from_utf8(N_("Only one row")));
|
|
return true;
|
|
}
|
|
if (ncols() <= 1 &&
|
|
(s == "delete-column" || s == "swap-column")) {
|
|
status.setEnabled(false);
|
|
status.message(from_utf8(N_("Only one column")));
|
|
return true;
|
|
}
|
|
if ((rowinfo_[cur.row()].lines == 0 &&
|
|
s == "delete-hline-above") ||
|
|
(rowinfo_[cur.row() + 1].lines == 0 &&
|
|
s == "delete-hline-below")) {
|
|
status.setEnabled(false);
|
|
status.message(from_utf8(N_("No hline to delete")));
|
|
return true;
|
|
}
|
|
|
|
if ((colinfo_[cur.col()].lines == 0 &&
|
|
s == "delete-vline-left") ||
|
|
(colinfo_[cur.col() + 1].lines == 0 &&
|
|
s == "delete-vline-right")) {
|
|
status.setEnabled(false);
|
|
status.message(from_utf8(N_("No vline to delete")));
|
|
return true;
|
|
}
|
|
if (s == "valign-top" || s == "valign-middle" ||
|
|
s == "valign-bottom" || s == "align-left" ||
|
|
s == "align-right" || s == "align-center") {
|
|
status.setEnabled(true);
|
|
char const ha = horizontalAlignment(cur.col());
|
|
char const va = verticalAlignment();
|
|
status.setOnOff((s == "align-left" && ha == 'l')
|
|
|| (s == "align-right" && ha == 'r')
|
|
|| (s == "align-center" && ha == 'c')
|
|
|| (s == "valign-top" && va == 't')
|
|
|| (s == "valign-bottom" && va == 'b')
|
|
|| (s == "valign-middle" && va == 'c'));
|
|
return true;
|
|
}
|
|
if (s == "append-row" || s == "delete-row" ||
|
|
s == "copy-row" || s == "swap-row" ||
|
|
s == "add-hline-above" || s == "add-hline-below" ||
|
|
s == "delete-hline-above" || s == "delete-hline-below" ||
|
|
s == "append-column" || s == "delete-column" ||
|
|
s == "copy-column" || s == "swap-column" ||
|
|
s == "add-vline-left" || s == "add-vline-right" ||
|
|
s == "delete-vline-left" || s == "delete-vline-right") {
|
|
status.setEnabled(true);
|
|
} else {
|
|
status.setEnabled(false);
|
|
status.message(bformat(
|
|
from_utf8(N_("Unknown tabular feature '%1$s'")),
|
|
from_utf8(s)));
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
case LFUN_CELL_SPLIT:
|
|
status.setEnabled(cur.idx() != cur.lastidx());
|
|
return true;
|
|
|
|
case LFUN_CELL_BACKWARD:
|
|
case LFUN_CELL_FORWARD:
|
|
status.setEnabled(true);
|
|
return true;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
return InsetMathNest::getStatus(cur, cmd, status);
|
|
}
|
|
|
|
|
|
char InsetMathGrid::colAlign(HullType type, col_type col) const
|
|
{
|
|
switch (type) {
|
|
case hullEqnArray:
|
|
return "rcl"[col % 3];
|
|
|
|
case hullMultline:
|
|
return 'c';
|
|
case hullGather:
|
|
LASSERT(isBufferValid(),
|
|
LYXERR0("Buffer not set correctly. Please report!");
|
|
return 'c';);
|
|
if (buffer().params().is_math_indent)
|
|
return 'l';
|
|
else
|
|
return 'c';
|
|
|
|
case hullAlign:
|
|
case hullAlignAt:
|
|
case hullXAlignAt:
|
|
case hullXXAlignAt:
|
|
case hullFlAlign:
|
|
return "rl"[col & 1];
|
|
|
|
case hullUnknown:
|
|
case hullNone:
|
|
case hullSimple:
|
|
case hullEquation:
|
|
case hullRegexp:
|
|
return 'c';
|
|
}
|
|
// avoid warning
|
|
return 'c';
|
|
}
|
|
|
|
|
|
//static
|
|
int InsetMathGrid::colSpace(HullType type, col_type col)
|
|
{
|
|
int alignInterSpace = 0;
|
|
switch (type) {
|
|
case hullUnknown:
|
|
case hullNone:
|
|
case hullSimple:
|
|
case hullEquation:
|
|
case hullMultline:
|
|
case hullGather:
|
|
case hullRegexp:
|
|
return 0;
|
|
|
|
case hullEqnArray:
|
|
return 5;
|
|
|
|
case hullAlign:
|
|
alignInterSpace = 20;
|
|
break;
|
|
case hullAlignAt:
|
|
alignInterSpace = 0;
|
|
break;
|
|
case hullXAlignAt:
|
|
alignInterSpace = 40;
|
|
break;
|
|
case hullXXAlignAt:
|
|
case hullFlAlign:
|
|
alignInterSpace = 60;
|
|
break;
|
|
}
|
|
return (col % 2) ? alignInterSpace : 0;
|
|
}
|
|
|
|
|
|
} // namespace lyx
|