src/mathed/InsetMathBox.cpp

   1 /**
   2  * \file InsetMathBox.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author André Pönitz
   7  * \author Ling Li (InsetMathMakebox)
   8  *
   9  * Full author contact details are available in file CREDITS.
  10  */
  11
  12 #include <config.h>
  13
  14 #include "InsetMathBox.h"
  15
  16 #include "LaTeXFeatures.h"
  17 #include "MathData.h"
  18 #include "MathStream.h"
  19 #include "MathSupport.h"
  20 #include "MetricsInfo.h"
  21
  22 #include "frontends/Painter.h"
  23
  24 #include <ostream>
  25
  26
  27 namespace lyx {
  28
  29 /////////////////////////////////////////////////////////////////////
  30 //
  31 // InsetMathBox
  32 //
  33 /////////////////////////////////////////////////////////////////////
  34
  35 InsetMathBox::InsetMathBox(Buffer * buf, docstring const & name)
  36         : InsetMathNest(buf, 1), name_(name)
  37 {}
  38
  39
  40 void InsetMathBox::write(WriteStream & os) const
  41 {
  42         ModeSpecifier specifier(os, TEXT_MODE);
  43         os << '\\' << name_ << '{' << cell(0) << '}';
  44 }
  45
  46
  47 void InsetMathBox::normalize(NormalStream & os) const
  48 {
  49         os << '[' << name_ << ' ';
  50         //text_->write(buffer(), os);
  51         os << "] ";
  52 }
  53
  54
  55 void InsetMathBox::metrics(MetricsInfo & mi, Dimension & dim) const
  56 {
  57         FontSetChanger dummy(mi.base, "textnormal");
  58         cell(0).metrics(mi, dim);
  59         metricsMarkers(dim);
  60 }
  61
  62
  63 void InsetMathBox::draw(PainterInfo & pi, int x, int y) const
  64 {
  65         FontSetChanger dummy(pi.base, "textnormal");
  66         cell(0).draw(pi, x, y);
  67         drawMarkers(pi, x, y);
  68 }
  69
  70
  71 void InsetMathBox::infoize(odocstream & os) const
  72 {
  73         os << "Box: " << name_;
  74 }
  75
  76
  77 void InsetMathBox::validate(LaTeXFeatures & features) const
  78 {
  79         if (name_ == "tag" || name_ == "tag*")
  80                 features.require("amsmath");
  81         cell(0).validate(features);
  82 }
  83
  84
  85
  86 /////////////////////////////////////////////////////////////////////
  87 //
  88 // InsetMathFBox
  89 //
  90 /////////////////////////////////////////////////////////////////////
  91
  92
  93 InsetMathFBox::InsetMathFBox(Buffer * buf)
  94         : InsetMathNest(buf, 1)
  95 {}
  96
  97
  98 void InsetMathFBox::metrics(MetricsInfo & mi, Dimension & dim) const
  99 {
 100         FontSetChanger dummy(mi.base, "textnormal");
 101         cell(0).metrics(mi, dim);
 102         metricsMarkers2(dim, 3); // 1 pixel space, 1 frame, 1 space
 103 }
 104
 105
 106 void InsetMathFBox::draw(PainterInfo & pi, int x, int y) const
 107 {
 108         Dimension const dim = dimension(*pi.base.bv);
 109         pi.pain.rectangle(x + 1, y - dim.ascent() + 1,
 110                 dim.width() - 2, dim.height() - 2, Color_foreground);
 111         FontSetChanger dummy(pi.base, "textnormal");
 112         cell(0).draw(pi, x + 3, y);
 113         setPosCache(pi, x, y);
 114 }
 115
 116
 117 void InsetMathFBox::write(WriteStream & os) const
 118 {
 119         ModeSpecifier specifier(os, TEXT_MODE);
 120         os << "\\fbox{" << cell(0) << '}';
 121 }
 122
 123
 124 void InsetMathFBox::normalize(NormalStream & os) const
 125 {
 126         os << "[fbox " << cell(0) << ']';
 127 }
 128
 129
 130 void InsetMathFBox::infoize(odocstream & os) const
 131 {
 132         os << "FBox: ";
 133 }
 134
 135
 136 /////////////////////////////////////////////////////////////////////
 137 //
 138 // InsetMathMakebox
 139 //
 140 /////////////////////////////////////////////////////////////////////
 141
 142
 143 InsetMathMakebox::InsetMathMakebox(Buffer * buf, bool framebox)
 144         : InsetMathNest(buf, 3), framebox_(framebox)
 145 {}
 146
 147
 148 void InsetMathMakebox::metrics(MetricsInfo & mi, Dimension & dim) const
 149 {
 150         FontSetChanger dummy(mi.base, "textnormal");
 151
 152         Dimension wdim;
 153         static docstring bracket = from_ascii("[");
 154         mathed_string_dim(mi.base.font, bracket, wdim);
 155         int w = wdim.wid;
 156
 157         Dimension dim0;
 158         Dimension dim1;
 159         Dimension dim2;
 160         cell(0).metrics(mi, dim0);
 161         cell(1).metrics(mi, dim1);
 162         cell(2).metrics(mi, dim2);
 163
 164         dim.wid = w + dim0.wid + w + w + dim1.wid + w + 2 + dim2.wid;
 165         dim.asc = std::max(std::max(wdim.asc, dim0.asc), std::max(dim1.asc, dim2.asc));
 166         dim.des = std::max(std::max(wdim.des, dim0.des), std::max(dim1.des, dim2.des));
 167
 168         if (framebox_) {
 169                 dim.wid += 4;
 170                 dim.asc += 3;
 171                 dim.des += 2;
 172         } else {
 173                 dim.asc += 1;
 174                 dim.des += 1;
 175         }
 176
 177         metricsMarkers(dim);
 178 }
 179
 180
 181 void InsetMathMakebox::draw(PainterInfo & pi, int x, int y) const
 182 {
 183         drawMarkers(pi, x, y);
 184
 185         FontSetChanger dummy(pi.base, "textnormal");
 186         BufferView const & bv = *pi.base.bv;
 187         int w = mathed_char_width(pi.base.font, '[');
 188
 189         if (framebox_) {
 190                 Dimension const dim = dimension(*pi.base.bv);
 191                 pi.pain.rectangle(x + 1, y - dim.ascent() + 1,
 192                                   dim.width() - 2, dim.height() - 2, Color_foreground);
 193                 x += 2;
 194         }
 195
 196         drawStrBlack(pi, x, y, from_ascii("["));
 197         x += w;
 198         cell(0).draw(pi, x, y);
 199         x += cell(0).dimension(bv).wid;
 200         drawStrBlack(pi, x, y, from_ascii("]"));
 201         x += w;
 202
 203         drawStrBlack(pi, x, y, from_ascii("["));
 204         x += w;
 205         cell(1).draw(pi, x, y);
 206         x += cell(1).dimension(bv).wid;
 207         drawStrBlack(pi, x, y, from_ascii("]"));
 208         x += w + 2;
 209
 210         cell(2).draw(pi, x, y);
 211 }
 212
 213
 214 void InsetMathMakebox::write(WriteStream & os) const
 215 {
 216         ModeSpecifier specifier(os, TEXT_MODE);
 217         os << (framebox_ ? "\\framebox" : "\\makebox");
 218         if (cell(0).size() || !os.latex()) {
 219                 os << '[' << cell(0) << ']';
 220                 if (cell(1).size() || !os.latex())
 221                         os << '[' << cell(1) << ']';
 222         }
 223         os << '{' << cell(2) << '}';
 224 }
 225
 226
 227 void InsetMathMakebox::normalize(NormalStream & os) const
 228 {
 229         os << (framebox_ ? "[framebox " : "[makebox ")
 230            << cell(0) << ' ' << cell(1) << ' ' << cell(2) << ']';
 231 }
 232
 233
 234 void InsetMathMakebox::infoize(odocstream & os) const
 235 {
 236         os << (framebox_ ? "Framebox" : "Makebox")
 237            << " (width: " << cell(0)
 238            << " pos: " << cell(1) << ")";
 239 }
 240
 241
 242 /////////////////////////////////////////////////////////////////////
 243 //
 244 // InsetMathBoxed
 245 //
 246 /////////////////////////////////////////////////////////////////////
 247
 248 InsetMathBoxed::InsetMathBoxed(Buffer * buf)
 249         : InsetMathNest(buf, 1)
 250 {}
 251
 252
 253 void InsetMathBoxed::metrics(MetricsInfo & mi, Dimension & dim) const
 254 {
 255         cell(0).metrics(mi, dim);
 256         metricsMarkers2(dim, 3); // 1 pixel space, 1 frame, 1 space
 257 }
 258
 259
 260 void InsetMathBoxed::draw(PainterInfo & pi, int x, int y) const
 261 {
 262         Dimension const dim = dimension(*pi.base.bv);
 263         pi.pain.rectangle(x + 1, y - dim.ascent() + 1,
 264                 dim.width() - 2, dim.height() - 2, Color_foreground);
 265         cell(0).draw(pi, x + 3, y);
 266         setPosCache(pi, x, y);
 267 }
 268
 269
 270 void InsetMathBoxed::write(WriteStream & os) const
 271 {
 272         ModeSpecifier specifier(os, MATH_MODE);
 273         os << "\\boxed{" << cell(0) << '}';
 274 }
 275
 276
 277 void InsetMathBoxed::normalize(NormalStream & os) const
 278 {
 279         os << "[boxed " << cell(0) << ']';
 280 }
 281
 282
 283 void InsetMathBoxed::infoize(odocstream & os) const
 284 {
 285         os << "Boxed: ";
 286 }
 287
 288
 289 void InsetMathBoxed::validate(LaTeXFeatures & features) const
 290 {
 291         features.require("amsmath");
 292         InsetMathNest::validate(features);
 293 }
 294
 295
 296 } // namespace lyx