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167 lines
3.5 KiB
C++
167 lines
3.5 KiB
C++
/**
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* \file InsetMathSubstack.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 "InsetMathSubstack.h"
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#include "MathData.h"
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#include "MathStream.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 "MetricsInfo.h"
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#include "support/gettext.h"
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#include "support/lstrings.h"
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#include <ostream>
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using namespace std;
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namespace lyx {
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using support::bformat;
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InsetMathSubstack::InsetMathSubstack(Buffer * buf)
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: InsetMathGrid(buf, 1, 1)
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{}
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Inset * InsetMathSubstack::clone() const
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{
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return new InsetMathSubstack(*this);
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}
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void InsetMathSubstack::metrics(MetricsInfo & mi, Dimension & dim) const
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{
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Changer dummy2 = mi.base.changeEnsureMath();
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Changer dummy = mi.base.changeArray();
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InsetMathGrid::metrics(mi, dim);
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}
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void InsetMathSubstack::draw(PainterInfo & pi, int x, int y) const
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{
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Changer dummy2 = pi.base.changeEnsureMath();
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Changer dummy = pi.base.changeArray();
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InsetMathGrid::draw(pi, x + 1, y);
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}
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bool InsetMathSubstack::getStatus(Cursor & cur, FuncRequest const & cmd,
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FuncStatus & flag) const
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{
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switch (cmd.action()) {
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case LFUN_TABULAR_FEATURE: {
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string s = cmd.getArg(0);
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if (s == "add-vline-left" || s == "add-vline-right") {
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flag.message(bformat(
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from_utf8(N_("Can't add vertical grid lines in '%1$s'")),
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from_utf8("substack")));
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flag.setEnabled(false);
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return true;
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}
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// in contrary to \subarray, the columns in \substack
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// are always centered and this cannot be changed
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if (s == "align-left" || s == "align-right") {
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flag.message(bformat(
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from_utf8(N_("Can't change horizontal alignment in '%1$s'")),
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from_utf8("substack")));
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flag.setEnabled(false);
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return true;
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}
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break;
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}
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default:
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break;
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}
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return InsetMathGrid::getStatus(cur, cmd, flag);
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}
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void InsetMathSubstack::infoize(odocstream & os) const
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{
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os << "Substack ";
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}
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void InsetMathSubstack::write(WriteStream & os) const
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{
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MathEnsurer ensurer(os);
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os << "\\substack{";
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bool open = os.startOuterRow();
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InsetMathGrid::write(os);
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os << "}\n";
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if (open)
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os.startOuterRow();
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}
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void InsetMathSubstack::normalize(NormalStream & os) const
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{
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os << "[substack ";
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InsetMathGrid::normalize(os);
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os << ']';
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}
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void InsetMathSubstack::maple(MapleStream & os) const
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{
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os << "substack(";
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InsetMathGrid::maple(os);
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os << ')';
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}
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void InsetMathSubstack::mathmlize(MathStream & os) const
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{
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int movers = 0;
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row_type const numrows = nrows();
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for (row_type row = 0; row < nrows(); ++row) {
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if (row < numrows - 1) {
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movers ++;
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os << MTag("munder");
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}
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os << MTag("mrow") << cell(index(row, 0)) << ETag("mrow");
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}
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for (int i = 1; i <= movers; ++i)
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os << ETag("munder");
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}
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void InsetMathSubstack::htmlize(HtmlStream & os) const
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{
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os << MTag("span", "class='substack'");
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for (row_type row = 0; row < nrows(); ++row)
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os << MTag("span") << cell(index(row, 0)) << ETag("span");
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os << ETag("span");
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}
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void InsetMathSubstack::validate(LaTeXFeatures & features) const
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{
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if (features.runparams().isLaTeX())
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features.require("amsmath");
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else if (features.runparams().math_flavor == OutputParams::MathAsHTML)
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features.addCSSSnippet(
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"span.substack{display: inline-block; vertical-align: middle; text-align:center; font-size: 75%;}\n"
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"span.substack span{display: block;}");
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InsetMathGrid::validate(features);
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}
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} // namespace lyx
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