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e24bf64c68
* InsetBase and all derivates: - metrics(MetricsInfo & mi, Dimension & dim) now returns a bool (true if metrics changed). * MathData and all derivates: - metrics(MetricsInfo & mi, Dimension & dim): ditto. * RenderBase and all derivates: - metrics(MetricsInfo & mi, Dimension & dim): ditto. * lyxtext.h/text.C: - LyXText::metrics(MetricsInfo & mi, Dimension & dim): ditto. - LyXText::redoParagraph(): take into account potential change in inset metrics. git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16091 a592a061-630c-0410-9148-cb99ea01b6c8
130 lines
2.3 KiB
C
130 lines
2.3 KiB
C
/**
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* \file insetnewline.C
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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 John Levon
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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 "insetnewline.h"
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#include "debug.h"
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#include "LColor.h"
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#include "lyxtext.h"
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#include "metricsinfo.h"
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#include "paragraph.h"
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#include "paragraph_funcs.h"
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#include "frontends/FontMetrics.h"
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#include "frontends/Painter.h"
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namespace lyx {
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using std::endl;
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using std::ostream;
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void InsetNewline::read(Buffer const &, LyXLex &)
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{
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/* Nothing to read */
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}
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void InsetNewline::write(Buffer const &, ostream & os) const
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{
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os << "\n\\newline\n";
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}
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bool InsetNewline::metrics(MetricsInfo & mi, Dimension & dim) const
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{
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frontend::FontMetrics const & fm = theFontMetrics(mi.base.font);
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dim.asc = fm.maxAscent();
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dim.des = fm.maxDescent();
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dim.wid = fm.width('n');
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bool const changed = dim_ != dim;
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dim_ = dim;
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return changed;
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}
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int InsetNewline::latex(Buffer const &, odocstream &,
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OutputParams const &) const
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{
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lyxerr << "Eek, calling InsetNewline::latex !" << endl;
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return 0;
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}
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int InsetNewline::plaintext(Buffer const &, odocstream & os,
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OutputParams const &) const
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{
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os << '\n';
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return 0;
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}
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int InsetNewline::docbook(Buffer const &, odocstream & os,
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OutputParams const &) const
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{
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os << '\n';
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return 0;
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}
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void InsetNewline::draw(PainterInfo & pi, int x, int y) const
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{
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frontend::FontMetrics const & fm = theFontMetrics(pi.base.font);
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int const wid = fm.width('n');
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int const asc = fm.maxAscent();
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int xp[3];
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int yp[3];
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yp[0] = int(y - 0.875 * asc * 0.75);
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yp[1] = int(y - 0.500 * asc * 0.75);
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yp[2] = int(y - 0.125 * asc * 0.75);
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if (pi.ltr_pos) {
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xp[0] = int(x + wid * 0.375);
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xp[1] = int(x);
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xp[2] = int(x + wid * 0.375);
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} else {
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xp[0] = int(x + wid * 0.625);
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xp[1] = int(x + wid);
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xp[2] = int(x + wid * 0.625);
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}
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pi.pain.lines(xp, yp, 3, LColor::eolmarker);
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yp[0] = int(y - 0.500 * asc * 0.75);
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yp[1] = int(y - 0.500 * asc * 0.75);
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yp[2] = int(y - asc * 0.75);
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if (pi.ltr_pos) {
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xp[0] = int(x);
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xp[1] = int(x + wid);
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xp[2] = int(x + wid);
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} else {
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xp[0] = int(x + wid);
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xp[1] = int(x);
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xp[2] = int(x);
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}
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pi.pain.lines(xp, yp, 3, LColor::eolmarker);
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}
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bool InsetNewline::isSpace() const
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{
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return true;
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}
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} // namespace lyx
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