2 * \file InsetNewline.cpp
3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
7 * \author Jürgen Spitzmüller
9 * Full author contact details are available in file CREDITS.
14 #include "InsetNewline.h"
17 #include "Dimension.h"
18 #include "FuncRequest.h"
19 #include "FuncStatus.h"
21 #include "MetricsInfo.h"
22 #include "OutputParams.h"
23 #include "output_xhtml.h"
25 #include "frontends/Application.h"
26 #include "frontends/FontMetrics.h"
27 #include "frontends/Painter.h"
29 #include "support/debug.h"
30 #include "support/docstream.h"
31 #include "support/docstring.h"
37 InsetNewline::InsetNewline() : Inset(0)
41 void InsetNewlineParams::write(ostream & os) const
45 case InsetNewlineParams::NEWLINE:
48 case InsetNewlineParams::LINEBREAK:
55 void InsetNewlineParams::read(Lexer & lex)
58 lex.setContext("InsetNewlineParams::read");
60 if (token == "newline")
61 kind = InsetNewlineParams::NEWLINE;
62 else if (token == "linebreak")
63 kind = InsetNewlineParams::LINEBREAK;
65 lex.printError("Unknown kind: `$$Token'");
69 void InsetNewline::write(ostream & os) const
76 void InsetNewline::read(Lexer & lex)
83 void InsetNewline::metrics(MetricsInfo & mi, Dimension & dim) const
85 frontend::FontMetrics const & fm = theFontMetrics(mi.base.font);
86 dim.asc = fm.maxAscent();
87 dim.des = fm.maxDescent();
88 dim.wid = fm.width('n');
92 void InsetNewline::doDispatch(Cursor & cur, FuncRequest & cmd)
94 switch (cmd.action()) {
96 case LFUN_INSET_MODIFY: {
97 InsetNewlineParams params;
99 string2params(to_utf8(cmd.argument()), params);
100 params_.kind = params.kind;
105 Inset::doDispatch(cur, cmd);
111 bool InsetNewline::getStatus(Cursor & cur, FuncRequest const & cmd,
112 FuncStatus & status) const
114 switch (cmd.action()) {
116 case LFUN_INSET_MODIFY:
117 if (cmd.getArg(0) == "newline") {
118 InsetNewlineParams params;
119 string2params(to_utf8(cmd.argument()), params);
120 status.setOnOff(params_.kind == params.kind);
122 status.setEnabled(true);
125 return Inset::getStatus(cur, cmd, status);
130 ColorCode InsetNewline::ColorName() const
132 switch (params_.kind) {
133 case InsetNewlineParams::NEWLINE:
134 return Color_eolmarker;
136 case InsetNewlineParams::LINEBREAK:
137 return Color_pagebreak;
140 // not really useful, but to avoids gcc complaints
141 return Color_eolmarker;
145 int InsetNewline::latex(otexstream & os, OutputParams const & rp) const
147 switch (params_.kind) {
148 case InsetNewlineParams::NEWLINE:
149 if (rp.inTableCell == OutputParams::PLAIN)
154 case InsetNewlineParams::LINEBREAK:
155 os << "\\linebreak{}\n";
165 int InsetNewline::plaintext(odocstream & os, OutputParams const &) const
168 return PLAINTEXT_NEWLINE;
172 int InsetNewline::docbook(odocstream & os, OutputParams const &) const
179 docstring InsetNewline::xhtml(XHTMLStream & xs, OutputParams const &) const
181 xs << html::CompTag("br");
187 void InsetNewline::draw(PainterInfo & pi, int x, int y) const
190 font.setColor(ColorName());
192 frontend::FontMetrics const & fm = theFontMetrics(pi.base.font);
193 int const wid = fm.width('n');
194 int const asc = fm.maxAscent();
199 yp[0] = int(y - 0.875 * asc * 0.75);
200 yp[1] = int(y - 0.500 * asc * 0.75);
201 yp[2] = int(y - 0.125 * asc * 0.75);
204 xp[0] = int(x + wid * 0.375);
206 xp[2] = int(x + wid * 0.375);
208 xp[0] = int(x + wid * 0.625);
209 xp[1] = int(x + wid);
210 xp[2] = int(x + wid * 0.625);
213 pi.pain.lines(xp, yp, 3, ColorName());
215 yp[0] = int(y - 0.500 * asc * 0.75);
216 yp[1] = int(y - 0.500 * asc * 0.75);
217 yp[2] = int(y - asc * 0.75);
221 xp[1] = int(x + wid);
222 xp[2] = int(x + wid);
224 xp[0] = int(x + wid);
229 pi.pain.lines(xp, yp, 3, ColorName());
231 if (params_.kind == InsetNewlineParams::LINEBREAK) {
233 yp[2] = int(y - 0.500 * asc * 0.75);
236 xp[0] = int(x + 1.3 * wid);
237 xp[1] = int(x + 2 * wid);
238 xp[2] = int(x + 2 * wid);
240 xp[0] = int(x - 0.3 * wid);
241 xp[1] = int(x - wid);
242 xp[2] = int(x - wid);
244 pi.pain.lines(xp, yp, 3, ColorName());
246 yp[0] = int(y - 0.875 * asc * 0.75);
247 yp[1] = int(y - 0.500 * asc * 0.75);
248 yp[2] = int(y - 0.125 * asc * 0.75);
251 xp[0] = int(x + 2 * wid * 0.813);
252 xp[1] = int(x + 2 * wid);
253 xp[2] = int(x + 2 * wid * 0.813);
255 xp[0] = int(x - wid * 0.625);
256 xp[1] = int(x - wid);
257 xp[2] = int(x - wid * 0.625);
259 pi.pain.lines(xp, yp, 3, ColorName());
264 docstring InsetNewline::contextMenuName() const
266 return from_ascii("context-newline");
270 void InsetNewline::string2params(string const & in, InsetNewlineParams & params)
272 params = InsetNewlineParams();
275 istringstream data(in);
278 lex.setContext("InsetNewline::string2params");
284 string InsetNewline::params2string(InsetNewlineParams const & params)
287 data << "newline" << ' ';