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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@27425 a592a061-630c-0410-9148-cb99ea01b6c8
151 lines
2.9 KiB
C++
151 lines
2.9 KiB
C++
/**
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* \file InsetMathCases.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 "InsetMathCases.h"
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#include "Cursor.h"
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#include "FuncRequest.h"
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#include "FuncStatus.h"
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#include "support/gettext.h"
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#include "LaTeXFeatures.h"
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#include "MathData.h"
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#include "MathStream.h"
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#include "MathSupport.h"
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#include "MetricsInfo.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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using namespace lyx::support;
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namespace lyx {
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InsetMathCases::InsetMathCases(row_type n)
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: InsetMathGrid(2, n, 'c', from_ascii("ll"))
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{}
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Inset * InsetMathCases::clone() const
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{
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return new InsetMathCases(*this);
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}
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void InsetMathCases::metrics(MetricsInfo & mi, Dimension & dim) const
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{
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InsetMathGrid::metrics(mi, dim);
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dim.wid += 8;
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}
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Dimension const InsetMathCases::dimension(BufferView const & bv) const
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{
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Dimension dim = InsetMathGrid::dimension(bv);
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dim.wid += 8;
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return dim;
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}
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void InsetMathCases::draw(PainterInfo & pi, int x, int y) const
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{
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Dimension const dim = dimension(*pi.base.bv);
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mathed_draw_deco(pi, x + 1, y - dim.ascent(), 6, dim.height(), from_ascii("{"));
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InsetMathGrid::drawWithMargin(pi, x, y, 8, 0);
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setPosCache(pi, x, y);
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}
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void InsetMathCases::doDispatch(Cursor & cur, FuncRequest & cmd)
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{
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//lyxerr << "*** InsetMathCases: request: " << cmd << endl;
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switch (cmd.action) {
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case LFUN_TABULAR_FEATURE: {
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cur.recordUndo();
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docstring const & s = cmd.argument();
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if (s == "add-vline-left" || s == "add-vline-right") {
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cur.undispatched();
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break;
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}
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}
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default:
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InsetMathGrid::doDispatch(cur, cmd);
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}
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}
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bool InsetMathCases::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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docstring const & s = cmd.argument();
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if (s == "add-vline-left" || s == "add-vline-right") {
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flag.setEnabled(false);
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flag.message(bformat(
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from_utf8(N_("No vertical grid lines in 'cases': feature %1$s")),
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s));
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return true;
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}
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}
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default:
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return InsetMathGrid::getStatus(cur, cmd, flag);
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}
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}
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void InsetMathCases::write(WriteStream & os) const
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{
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MathEnsurer ensurer(os);
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if (os.fragile())
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os << "\\protect";
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os << "\\begin{cases}\n";
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InsetMathGrid::write(os);
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if (os.fragile())
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os << "\\protect";
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os << "\\end{cases}";
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}
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void InsetMathCases::normalize(NormalStream & os) const
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{
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os << "[cases ";
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InsetMathGrid::normalize(os);
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os << ']';
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}
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void InsetMathCases::maple(MapleStream & os) const
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{
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os << "cases(";
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InsetMathGrid::maple(os);
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os << ')';
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}
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void InsetMathCases::infoize(odocstream & os) const
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{
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os << "Cases ";
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}
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void InsetMathCases::validate(LaTeXFeatures & features) const
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{
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features.require("amsmath");
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InsetMathGrid::validate(features);
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}
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} // namespace lyx
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