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 "FuncStatus.h"
  21 #include "cursor.h"
  22 #include "gettext.h"
  23 #include "LaTeXFeatures.h"
  24 #include "LColor.h"
  25 #include "lyxlex.h"
  26 #include "lyxtext.h"
  27 #include "metricsinfo.h"
  28 #include "paragraph.h"
  29 #include "paragraph_funcs.h"
  30 #include "sgml.h"
  31
  32 #include "frontends/font_metrics.h"
  33 #include "frontends/Painter.h"
  34
  35 #include <sstream>
  36
  37
  38 using std::string;
  39 using std::auto_ptr;
  40 using std::istringstream;
  41 using std::ostream;
  42 using std::ostringstream;
  43
  44
  45 void InsetCharStyle::init()
  46 {
  47         setInsetName("CharStyle");
  48         setStatus(Inlined);
  49         setDrawFrame(false);
  50         has_label_ = true;
  51 }
  52
  53
  54 InsetCharStyle::InsetCharStyle(BufferParams const & bp,
  55                                 CharStyles::iterator cs)
  56         : InsetCollapsable(bp)
  57 {
  58         params_.type = cs->name;
  59         params_.latextype = cs->latextype;
  60         params_.latexname = cs->latexname;
  61         params_.latexparam = cs->latexparam;
  62         params_.font = cs->font;
  63         params_.labelfont = cs->labelfont;
  64         init();
  65 }
  66
  67
  68 InsetCharStyle::InsetCharStyle(InsetCharStyle const & in)
  69         : InsetCollapsable(in), params_(in.params_)
  70 {
  71         init();
  72 }
  73
  74
  75 auto_ptr<InsetBase> InsetCharStyle::doClone() const
  76 {
  77         return auto_ptr<InsetBase>(new InsetCharStyle(*this));
  78 }
  79
  80
  81 string const InsetCharStyle::editMessage() const
  82 {
  83         return _("Opened CharStyle Inset");
  84 }
  85
  86
  87 void InsetCharStyle::write(Buffer const & buf, ostream & os) const
  88 {
  89         params_.write(os);
  90         InsetCollapsable::write(buf, os);
  91 }
  92
  93
  94 void InsetCharStyle::read(Buffer const & buf, LyXLex & lex)
  95 {
  96         InsetCollapsable::read(buf, lex);
  97         setStatus(Inlined);
  98 }
  99
 100
 101 void InsetCharStyle::metrics(MetricsInfo & mi, Dimension & dim) const
 102 {
 103         LyXFont tmpfont = mi.base.font;
 104         getDrawFont(mi.base.font);
 105         InsetText::metrics(mi, dim);
 106         mi.base.font = tmpfont;
 107         dim_ = dim;
 108         if (has_label_)
 109                 dim_.des += ascent();
 110 }
 111
 112
 113 void InsetCharStyle::draw(PainterInfo & pi, int x, int y) const
 114 {
 115         setPosCache(pi, x, y);
 116
 117         LyXFont tmpfont = pi.base.font;
 118         getDrawFont(pi.base.font);
 119         InsetText::draw(pi, x, y);
 120         pi.base.font = tmpfont;
 121
 122         int desc = InsetText::descent();
 123         if (has_label_)
 124                 desc -= ascent();
 125
 126         pi.pain.line(x, y + desc - 4, x, y + desc, params_.labelfont.color());
 127         pi.pain.line(x, y + desc, x + dim_.wid - 2, y + desc,
 128                 params_.labelfont.color());
 129         pi.pain.line(x + dim_.wid - 2, y + desc, x + dim_.wid - 2, y + desc - 4,
 130                 params_.labelfont.color());
 131
 132         // the name of the charstyle. Can be toggled.
 133         if (has_label_) {
 134                 LyXFont font(params_.labelfont);
 135                 font.realize(LyXFont(LyXFont::ALL_SANE));
 136                 font.decSize();
 137                 font.decSize();
 138                 int w = 0;
 139                 int a = 0;
 140                 int d = 0;
 141                 font_metrics::rectText(params_.type, font, w, a, d);
 142                 pi.pain.rectText(x + (dim_.wid - w) / 2, y + desc + a,
 143                         params_.type, font, LColor::none, LColor::none);
 144         }
 145
 146         // a visual clue when the cursor is inside the inset
 147         LCursor & cur = pi.base.bv->cursor();
 148         if (cur.isInside(this)) {
 149                 y -= ascent();
 150                 pi.pain.line(x, y + 4, x, y, params_.labelfont.color());
 151                 pi.pain.line(x + 4, y, x, y, params_.labelfont.color());
 152                 pi.pain.line(x + dim_.wid - 2, y + 4, x + dim_.wid - 2, y,
 153                         params_.labelfont.color());
 154                 pi.pain.line(x + dim_.wid - 6, y, x + dim_.wid - 2, y,
 155                         params_.labelfont.color());
 156         }
 157 }
 158
 159
 160 void InsetCharStyle::getDrawFont(LyXFont & font) const
 161 {
 162         font = params_.font;
 163 }
 164
 165
 166 void InsetCharStyle::doDispatch(LCursor & cur, FuncRequest & cmd)
 167 {
 168         setStatus(Inlined);
 169         switch (cmd.action) {
 170                 case LFUN_MOUSE_PRESS:
 171                         if (cmd.button() == mouse_button::button3)
 172                                 has_label_ = !has_label_;
 173                         else
 174                                 InsetText::doDispatch(cur, cmd);
 175                         break;
 176
 177                 default:
 178                         InsetCollapsable::doDispatch(cur, cmd);
 179                         break;
 180         }
 181 }
 182
 183
 184 bool InsetCharStyle::getStatus(LCursor & cur, FuncRequest const & cmd,
 185         FuncStatus & status) const
 186 {
 187         switch (cmd.action) {
 188                 // paragraph breaks not allowed in charstyle insets
 189                 case LFUN_BREAKPARAGRAPH:
 190                 case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
 191                 case LFUN_BREAKPARAGRAPH_SKIP:
 192                         status.enabled(false);
 193                         return true;
 194
 195                 default:
 196                         return InsetCollapsable::getStatus(cur, cmd, status);
 197                 }
 198 }
 199
 200
 201 int InsetCharStyle::latex(Buffer const & buf, ostream & os,
 202                      OutputParams const & runparams) const
 203 {
 204         os << "\\" << params_.latexname;
 205         if (!params_.latexparam.empty())
 206                 os << params_.latexparam;
 207         os << "{";
 208         int i = InsetText::latex(buf, os, runparams);
 209         os << "}";
 210         return i;
 211 }
 212
 213
 214 int InsetCharStyle::linuxdoc(Buffer const & buf, ostream & os,
 215                              OutputParams const & runparams) const
 216 {
 217         sgml::openTag(os, params_.latexname, params_.latexparam);
 218         int i = InsetText::linuxdoc(buf, os, runparams);
 219         sgml::closeTag(os, params_.latexname);
 220         return i;
 221 }
 222
 223
 224 int InsetCharStyle::docbook(Buffer const & buf, ostream & os,
 225                             OutputParams const & runparams) const
 226 {
 227         ParagraphList::const_iterator par = paragraphs().begin();
 228         ParagraphList::const_iterator end = paragraphs().end();
 229
 230         sgml::openTag(os, params_.latexname, par->getID(buf, runparams) + params_.latexparam);
 231
 232         for (; par != end; ++par) {
 233                 par->simpleDocBookOnePar(buf, os, runparams,
 234                                          outerFont(par - paragraphs().begin(),
 235                                                    paragraphs()));
 236         }
 237
 238         sgml::closeTag(os, params_.latexname);
 239         return 0;
 240 }
 241
 242
 243 int InsetCharStyle::plaintext(Buffer const & buf, ostream & os,
 244                               OutputParams const & runparams) const
 245 {
 246         return InsetText::plaintext(buf, os, runparams);
 247 }
 248
 249
 250 void InsetCharStyle::validate(LaTeXFeatures & features) const
 251 {
 252         features.require(params_.type);
 253 }
 254
 255
 256 void InsetCharStyleParams::write(ostream & os) const
 257 {
 258         os << "CharStyle " << type << "\n";
 259 }
 260
 261
 262 void InsetCharStyleParams::read(LyXLex & lex)
 263 {
 264         if (lex.isOK()) {
 265                 lex.next();
 266                 string token = lex.getString();
 267         }
 268
 269         if (lex.isOK()) {
 270                 lex.next();
 271                 type = lex.getString();
 272         }
 273 }