src/insets/insetcharstyle.C

   1 /**
   2  * \file insetcharstyle.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Angus Leeming
   7  * \author Martin Vermeer
   8  * \author Jürgen Spitzmüller
   9  *
  10  * Full author contact details are available in file CREDITS.
  11  */
  12
  13 #include <config.h>
  14
  15 #include "insetcharstyle.h"
  16
  17 #include "BufferView.h"
  18 #include "dispatchresult.h"
  19 #include "funcrequest.h"
  20 #include "gettext.h"
  21 #include "LaTeXFeatures.h"
  22 #include "LColor.h"
  23 #include "lyxlex.h"
  24 #include "lyxtext.h"
  25 #include "metricsinfo.h"
  26 #include "paragraph.h"
  27
  28 #include "frontends/font_metrics.h"
  29 #include "frontends/Painter.h"
  30 #include "support/std_sstream.h"
  31
  32
  33 using std::string;
  34 using std::auto_ptr;
  35 using std::istringstream;
  36 using std::ostream;
  37 using std::ostringstream;
  38
  39
  40 void InsetCharStyle::init()
  41 {
  42         setInsetName("CharStyle");
  43         setStatus(Inlined);
  44 }
  45
  46
  47 InsetCharStyle::InsetCharStyle(BufferParams const & bp,
  48                                 CharStyles::iterator cs)
  49         : InsetCollapsable(bp), has_label_(true)
  50 {
  51         params_.type = cs->name;
  52         params_.latextype = cs->latextype;
  53         params_.latexname = cs->latexname;
  54         params_.latexparam = cs->latexparam;
  55         params_.font = cs->font;
  56         params_.labelfont = cs->labelfont;
  57         init();
  58 }
  59
  60
  61 InsetCharStyle::InsetCharStyle(InsetCharStyle const & in)
  62         : InsetCollapsable(in), params_(in.params_), has_label_(true)
  63 {
  64         init();
  65 }
  66
  67
  68 auto_ptr<InsetBase> InsetCharStyle::clone() const
  69 {
  70         return auto_ptr<InsetBase>(new InsetCharStyle(*this));
  71 }
  72
  73
  74 string const InsetCharStyle::editMessage() const
  75 {
  76         return _("Opened CharStyle Inset");
  77 }
  78
  79
  80 void InsetCharStyle::write(Buffer const & buf, ostream & os) const
  81 {
  82         params_.write(os);
  83         InsetCollapsable::write(buf, os);
  84 }
  85
  86
  87 void InsetCharStyle::read(Buffer const & buf, LyXLex & lex)
  88 {
  89         InsetCollapsable::read(buf, lex);
  90         setStatus(Inlined);
  91 }
  92
  93
  94 void InsetCharStyle::metrics(MetricsInfo & mi, Dimension & dim) const
  95 {
  96         LyXFont tmpfont = mi.base.font;
  97         getDrawFont(mi.base.font);
  98         InsetCollapsable::metrics(mi, dim);
  99         mi.base.font = tmpfont;
 100         dim_ = dim;
 101         if (has_label_)
 102                 dim_.des += ascent();
 103 }
 104
 105
 106 void InsetCharStyle::draw(PainterInfo & pi, int x, int y) const
 107 {
 108         setPosCache(pi, x, y);
 109
 110         // FIXME: setStatus(Inlined); this is not a const operation
 111         LyXFont tmpfont = pi.base.font;
 112         inset.setDrawFrame(InsetText::NEVER);
 113         getDrawFont(pi.base.font);
 114         inset.draw(pi, x, y);
 115         pi.base.font = tmpfont;
 116
 117         pi.pain.line(x + 2, y + inset.descent() - 4, x + 2,
 118                 y + inset.descent(), params_.labelfont.color());
 119         pi.pain.line(x + 2, y + inset.descent(), x + dim_.wid - 2,
 120                 y + inset.descent(), params_.labelfont.color());
 121         pi.pain.line(x + dim_.wid - 2, y + inset.descent(), x + dim_.wid - 2,
 122                 y + inset.descent() - 4, params_.labelfont.color());
 123
 124         if (has_label_) {
 125                 if (!owner())
 126                         x += scroll();
 127
 128         LyXFont font(params_.labelfont);
 129         font.realize(LyXFont(LyXFont::ALL_SANE));
 130         font.decSize();
 131         font.decSize();
 132         int w = 0;
 133         int a = 0;
 134         int d = 0;
 135         font_metrics::rectText(params_.type, font, w, a, d);
 136         pi.pain.rectText(x + (dim_.wid - w) / 2,
 137                 y + inset.descent() + a,
 138                 params_.type, font, LColor::none, LColor::none);
 139         }
 140 }
 141
 142
 143 void InsetCharStyle::getDrawFont(LyXFont & font) const
 144 {
 145         font = params_.font;
 146 }
 147
 148
 149 void InsetCharStyle::priv_dispatch(LCursor & cur, FuncRequest const & cmd)
 150 {
 151         setStatus(Inlined);
 152         switch (cmd.action) {
 153                 case LFUN_MOUSE_PRESS:
 154                         if (cmd.button() == mouse_button::button3)
 155                                 has_label_ = !has_label_;
 156                         else
 157                                 inset.dispatch(cur, cmd);
 158                         break;
 159
 160                 default:
 161                         InsetCollapsable::priv_dispatch(cur, cmd);
 162                         break;
 163         }
 164 }
 165
 166
 167 namespace {
 168
 169 int outputVerbatim(std::ostream & os, InsetText inset)
 170 {
 171         int lines = 0;
 172         ParagraphList::iterator par = inset.paragraphs().begin();
 173         ParagraphList::iterator end = inset.paragraphs().end();
 174         while (par != end) {
 175                 lyx::pos_type siz = par->size();
 176                 for (lyx::pos_type i = 0; i < siz; ++i) {
 177                         if (par->isNewline(i)) {
 178                                 os << '\n';
 179                                 ++lines;
 180                         } else {
 181                                 os << par->getChar(i);
 182                         }
 183                 }
 184                 ++par;
 185                 if (par != end) {
 186                         os << "\n";
 187                         lines ++;
 188                 }
 189         }
 190         return lines;
 191 }
 192
 193 } // namespace anon
 194
 195
 196 int InsetCharStyle::latex(Buffer const &, ostream & os,
 197                      OutputParams const &) const
 198 {
 199         os << "%\n\\" << params_.latexname;
 200         if (!params_.latexparam.empty())
 201                 os << params_.latexparam;
 202         os << "{";
 203         int i = outputVerbatim(os, inset);
 204         os << "}%\n";
 205                 i += 2;
 206         return i;
 207 }
 208
 209
 210 int InsetCharStyle::linuxdoc(Buffer const &, std::ostream & os,
 211                              OutputParams const &) const
 212 {
 213         os << "<" << params_.latexname;
 214         if (!params_.latexparam.empty())
 215                 os << " " << params_.latexparam;
 216         os << ">";
 217         int const i = outputVerbatim(os, inset);
 218         os << "</" << params_.latexname << ">";
 219         return i;
 220 }
 221
 222
 223 int InsetCharStyle::docbook(Buffer const &, std::ostream & os,
 224                             OutputParams const &) const
 225 {
 226         os << "<" << params_.latexname;
 227         if (!params_.latexparam.empty())
 228                 os << " " << params_.latexparam;
 229         os << ">";
 230         int const i = outputVerbatim(os, inset);
 231         os << "</" << params_.latexname << ">";
 232         return i;
 233 }
 234
 235
 236 int InsetCharStyle::plaintext(Buffer const &, std::ostream & os,
 237                               OutputParams const & /*runparams*/) const
 238 {
 239         return outputVerbatim(os, inset);
 240 }
 241
 242
 243 void InsetCharStyle::validate(LaTeXFeatures & features) const
 244 {
 245         features.require(params_.type);
 246 }
 247
 248
 249 void InsetCharStyleParams::write(ostream & os) const
 250 {
 251         os << "CharStyle " << type << "\n";
 252 }
 253
 254
 255 void InsetCharStyleParams::read(LyXLex & lex)
 256 {
 257         if (lex.isOK()) {
 258                 lex.next();
 259                 string token = lex.getString();
 260         }
 261
 262         if (lex.isOK()) {
 263                 lex.next();
 264                 type = lex.getString();
 265         }
 266 }