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         mi.base.textwidth -= 2 * TEXT_TO_INSET_OFFSET;
 106         InsetText::metrics(mi, dim);
 107         mi.base.font = tmpfont;
 108         dim.asc += TEXT_TO_INSET_OFFSET;
 109         dim.des += TEXT_TO_INSET_OFFSET;
 110         dim.wid += 2 * TEXT_TO_INSET_OFFSET;
 111         mi.base.textwidth += 2 * TEXT_TO_INSET_OFFSET;
 112         dim_ = dim;
 113         if (has_label_)
 114                 dim_.des += ascent();
 115 }
 116
 117
 118 void InsetCharStyle::draw(PainterInfo & pi, int x, int y) const
 119 {
 120         setPosCache(pi, x, y);
 121
 122         LyXFont tmpfont = pi.base.font;
 123         getDrawFont(pi.base.font);
 124         InsetText::draw(pi, x, y);
 125         pi.base.font = tmpfont;
 126
 127         int desc = InsetText::descent();
 128         if (has_label_)
 129                 desc -= ascent();
 130
 131         pi.pain.line(x, y + desc - 4, x, y + desc, params_.labelfont.color());
 132         pi.pain.line(x, y + desc, x + dim_.wid - 3, y + desc,
 133                 params_.labelfont.color());
 134         pi.pain.line(x + dim_.wid - 3, y + desc, x + dim_.wid - 3, y + desc - 4,
 135                 params_.labelfont.color());
 136
 137         // the name of the charstyle. Can be toggled.
 138         if (has_label_) {
 139                 LyXFont font(params_.labelfont);
 140                 font.realize(LyXFont(LyXFont::ALL_SANE));
 141                 font.decSize();
 142                 font.decSize();
 143                 int w = 0;
 144                 int a = 0;
 145                 int d = 0;
 146                 font_metrics::rectText(params_.type, font, w, a, d);
 147                 pi.pain.rectText(x + (dim_.wid - w) / 2, y + desc + a,
 148                         params_.type, font, LColor::none, LColor::none);
 149         }
 150
 151         // a visual clue when the cursor is inside the inset
 152         LCursor & cur = pi.base.bv->cursor();
 153         if (cur.isInside(this)) {
 154                 y -= ascent();
 155                 pi.pain.line(x, y + 4, x, y, params_.labelfont.color());
 156                 pi.pain.line(x + 4, y, x, y, params_.labelfont.color());
 157                 pi.pain.line(x + dim_.wid - 3, y + 4, x + dim_.wid - 3, y,
 158                         params_.labelfont.color());
 159                 pi.pain.line(x + dim_.wid - 7, y, x + dim_.wid - 3, y,
 160                         params_.labelfont.color());
 161         }
 162 }
 163
 164
 165 void InsetCharStyle::getDrawFont(LyXFont & font) const
 166 {
 167         font = params_.font;
 168 }
 169
 170
 171 void InsetCharStyle::doDispatch(LCursor & cur, FuncRequest & cmd)
 172 {
 173         setStatus(Inlined);
 174         switch (cmd.action) {
 175                 case LFUN_MOUSE_PRESS:
 176                         if (cmd.button() == mouse_button::button3)
 177                                 has_label_ = !has_label_;
 178                         else
 179                                 InsetText::doDispatch(cur, cmd);
 180                         break;
 181
 182                 default:
 183                         InsetCollapsable::doDispatch(cur, cmd);
 184                         break;
 185         }
 186 }
 187
 188
 189 bool InsetCharStyle::getStatus(LCursor & cur, FuncRequest const & cmd,
 190         FuncStatus & status) const
 191 {
 192         switch (cmd.action) {
 193                 // paragraph breaks not allowed in charstyle insets
 194                 case LFUN_BREAKPARAGRAPH:
 195                 case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
 196                 case LFUN_BREAKPARAGRAPH_SKIP:
 197                         status.enabled(false);
 198                         return true;
 199
 200                 default:
 201                         return InsetCollapsable::getStatus(cur, cmd, status);
 202                 }
 203 }
 204
 205
 206 int InsetCharStyle::latex(Buffer const & buf, ostream & os,
 207                      OutputParams const & runparams) const
 208 {
 209         os << "\\" << params_.latexname;
 210         if (!params_.latexparam.empty())
 211                 os << params_.latexparam;
 212         os << "{";
 213         int i = InsetText::latex(buf, os, runparams);
 214         os << "}";
 215         return i;
 216 }
 217
 218
 219 int InsetCharStyle::linuxdoc(Buffer const & buf, ostream & os,
 220                              OutputParams const & runparams) const
 221 {
 222         sgml::openTag(os, params_.latexname, params_.latexparam);
 223         int i = InsetText::linuxdoc(buf, os, runparams);
 224         sgml::closeTag(os, params_.latexname);
 225         return i;
 226 }
 227
 228
 229 int InsetCharStyle::docbook(Buffer const & buf, ostream & os,
 230                             OutputParams const & runparams) const
 231 {
 232         ParagraphList::const_iterator par = paragraphs().begin();
 233         ParagraphList::const_iterator end = paragraphs().end();
 234
 235         sgml::openTag(os, params_.latexname, par->getID(buf, runparams) + params_.latexparam);
 236
 237         for (; par != end; ++par) {
 238                 par->simpleDocBookOnePar(buf, os, runparams,
 239                                          outerFont(par - paragraphs().begin(),
 240                                                    paragraphs()));
 241         }
 242
 243         sgml::closeTag(os, params_.latexname);
 244         return 0;
 245 }
 246
 247
 248 int InsetCharStyle::plaintext(Buffer const & buf, ostream & os,
 249                               OutputParams const & runparams) const
 250 {
 251         return InsetText::plaintext(buf, os, runparams);
 252 }
 253
 254
 255 void InsetCharStyle::validate(LaTeXFeatures & features) const
 256 {
 257         features.require(params_.type);
 258 }
 259
 260
 261 void InsetCharStyleParams::write(ostream & os) const
 262 {
 263         os << "CharStyle " << type << "\n";
 264 }
 265
 266
 267 void InsetCharStyleParams::read(LyXLex & lex)
 268 {
 269         if (lex.isOK()) {
 270                 lex.next();
 271                 string token = lex.getString();
 272         }
 273
 274         if (lex.isOK()) {
 275                 lex.next();
 276                 type = lex.getString();
 277         }
 278 }