src/frontends/qt4/GuiGraphics.cpp

   1 /**
   2  * \file GuiGraphics.cpp
   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 John Levon
   8  * \author Edwin Leuven
   9  * \author Herbert Voß
  10  * \author Richard Heck
  11  *
  12  * Full author contact details are available in file CREDITS.
  13  */
  14
  15 #include <config.h>
  16
  17 #include "GuiGraphics.h"
  18
  19 #include "support/debug.h"
  20 #include "LengthCombo.h"
  21 #include "Length.h"
  22 #include "LyXRC.h"
  23 #include "qt_helpers.h"
  24 #include "Validator.h"
  25
  26 #include "FuncRequest.h"
  27 #include "support/gettext.h"
  28
  29 #include "graphics/GraphicsCache.h"
  30 #include "graphics/GraphicsCacheItem.h"
  31 #include "graphics/GraphicsImage.h"
  32
  33 #include "insets/InsetGraphicsParams.h"
  34
  35 #include "support/convert.h"
  36 #include "support/FileFilterList.h"
  37 #include "support/filetools.h"
  38 #include "support/lstrings.h"
  39 #include "support/os.h"
  40 #include "support/Package.h"
  41 #include "support/types.h"
  42
  43 #include <boost/bind.hpp>
  44
  45 #include <QCheckBox>
  46 #include <QCloseEvent>
  47 #include <QLabel>
  48 #include <QLineEdit>
  49 #include <QPushButton>
  50 #include <QValidator>
  51
  52 #include <algorithm>
  53 #include <cmath>
  54 #include <utility>
  55
  56 using namespace std;
  57 using namespace lyx::support;
  58
  59 namespace lyx {
  60 namespace frontend {
  61
  62 //FIXME setAutoTextCB should really take an argument, as indicated, that
  63 //determines what text is to be written for "auto". But making
  64 //that work involves more extensive revisions than we now want
  65 //to make, since "auto" also appears in updateContents() (see
  66 //GuiGraphics.cpp).
  67 //The right way to do this, I think, would be to define a class
  68 //checkedLengthSet (and a partnering labeledLengthSete) that encapsulated
  69 //the checkbox, line edit, and length combo together, and then made e.g.
  70 //lengthToWidgets, widgetsToLength, etc, all public methods of that class.
  71 //Perhaps even the validator could be exposed through it.
  72 /**
  73  * sets a checkbox-line edit-length combo group, using "text" if the
  74  * checkbox is unchecked and clearing the line edit if it previously
  75  * said "text".
  76 */
  77 static void setAutoTextCB(QCheckBox * checkBox, QLineEdit * lineEdit,
  78         LengthCombo * lengthCombo/*, string text = "auto"*/)
  79 {
  80         if (!checkBox->isChecked())
  81                 lengthToWidgets(lineEdit, lengthCombo,
  82                                 "auto", lengthCombo->currentLengthItem());
  83         else if (lineEdit->text() == "auto")
  84                 lengthToWidgets(lineEdit, lengthCombo, string(),
  85                                 lengthCombo->currentLengthItem());
  86 }
  87
  88 template<class Pair>
  89 vector<typename Pair::first_type> const
  90 getFirst(vector<Pair> const & pr)
  91 {
  92         vector<typename Pair::first_type> tmp(pr.size());
  93         transform(pr.begin(), pr.end(), tmp.begin(),
  94                   boost::bind(&Pair::first, _1));
  95         return tmp;
  96 }
  97
  98 ///
  99 template<class Pair>
 100 vector<typename Pair::second_type> const
 101 getSecond(vector<Pair> const & pr)
 102 {
 103          vector<typename Pair::second_type> tmp(pr.size());
 104          transform(pr.begin(), pr.end(), tmp.begin(),
 105                    boost::bind(&Pair::second, _1));
 106          return tmp;
 107 }
 108
 109 /// The (tranlated) GUI string and it's LaTeX equivalent.
 110 typedef pair<docstring, string> RotationOriginPair;
 111 ///
 112 vector<RotationOriginPair> getRotationOriginData();
 113
 114
 115 GuiGraphics::GuiGraphics(GuiView & lv)
 116         : GuiDialog(lv, "graphics")
 117 {
 118         setupUi(this);
 119         setViewTitle(_("Graphics"));
 120
 121         //main buttons
 122         connect(okPB, SIGNAL(clicked()), this, SLOT(slotOK()));
 123         connect(applyPB, SIGNAL(clicked()), this, SLOT(slotApply()));
 124         connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
 125         connect(restorePB, SIGNAL(clicked()), this, SLOT(slotRestore()));
 126
 127         //graphics pane
 128         connect(filename, SIGNAL(textChanged(const QString &)),
 129                 this, SLOT(change_adaptor()));
 130         connect(embedCB, SIGNAL(toggled(bool)),
 131                 this, SLOT(change_adaptor()));
 132         connect(WidthCB, SIGNAL( clicked()),
 133                 this, SLOT(change_adaptor()));
 134         connect(HeightCB, SIGNAL( clicked()),
 135                 this, SLOT(change_adaptor()));
 136         connect(Width, SIGNAL(textChanged(const QString &)),
 137                 this, SLOT(change_adaptor()));
 138         connect(Height, SIGNAL(textChanged(const QString &)),
 139                 this, SLOT(change_adaptor()));
 140         connect(heightUnit, SIGNAL(selectionChanged(lyx::Length::UNIT)),
 141                 this, SLOT(change_adaptor()));
 142         connect(widthUnit, SIGNAL(selectionChanged(lyx::Length::UNIT)),
 143                 this, SLOT(change_adaptor()));
 144         connect(aspectratio, SIGNAL(stateChanged(int)),
 145                 this, SLOT(change_adaptor()));
 146         connect(angle, SIGNAL(textChanged(const QString &)),
 147                 this, SLOT(change_adaptor()));
 148         connect(origin, SIGNAL(activated(int)),
 149                 this, SLOT(change_adaptor()));
 150         connect(scaleCB, SIGNAL(clicked()),
 151                 this, SLOT(change_adaptor()));
 152         connect(Scale, SIGNAL(textChanged(const QString &)),
 153                 this, SLOT(change_adaptor()));
 154         connect(rotateOrderCB, SIGNAL(clicked()),
 155                 this, SLOT(change_adaptor()));
 156
 157         filename->setValidator(new PathValidator(true, filename));
 158         setFocusProxy(filename);
 159
 160         QDoubleValidator * scaleValidator = new DoubleAutoValidator(Scale);
 161         scaleValidator->setBottom(0);
 162         scaleValidator->setDecimals(256); //I guess that will do
 163         Scale->setValidator(scaleValidator);
 164         Height->setValidator(unsignedLengthAutoValidator(Height));
 165         Width->setValidator(unsignedLengthAutoValidator(Width));
 166         angle->setValidator(new QDoubleValidator(-360, 360, 2, angle));
 167
 168         //clipping pane
 169         connect(clip, SIGNAL(stateChanged(int)),
 170                 this, SLOT(change_adaptor()));
 171         connect(lbY, SIGNAL(textChanged(const QString&)),
 172                 this, SLOT(change_bb()));
 173         connect(lbYunit, SIGNAL(activated(int)),
 174                 this, SLOT(change_bb()));
 175         connect(rtY, SIGNAL(textChanged(const QString&)),
 176                 this, SLOT(change_bb()));
 177         connect(rtYunit, SIGNAL(activated(int)),
 178                 this, SLOT(change_bb()));
 179         connect(lbX, SIGNAL(textChanged(const QString&)),
 180                 this, SLOT(change_bb()));
 181         connect(lbXunit, SIGNAL(activated(int)),
 182                 this, SLOT(change_bb()));
 183         connect(rtX, SIGNAL(textChanged(const QString&)),
 184                 this, SLOT(change_bb()));
 185         connect(rtXunit, SIGNAL(activated(int)),
 186                 this, SLOT(change_bb()));
 187         connect(getPB, SIGNAL(clicked()),
 188                 this, SLOT(change_adaptor()));
 189
 190         lbX->setValidator(new QDoubleValidator(lbX));
 191         lbY->setValidator(new QDoubleValidator(lbY));
 192         rtX->setValidator(new QDoubleValidator(rtX));
 193         rtY->setValidator(new QDoubleValidator(rtY));
 194
 195         //extra options pane
 196         connect(latexoptions, SIGNAL(textChanged(const QString&)),
 197                 this, SLOT(change_adaptor()));
 198         connect(draftCB, SIGNAL(stateChanged(int)),
 199                 this, SLOT(change_adaptor()));
 200         connect(unzipCB, SIGNAL(stateChanged(int)),
 201                 this, SLOT(change_adaptor()));
 202         // FIXME: we should connect to clicked() when we move to Qt 4.2 because
 203         // the toggled(bool) signal is also trigged when we update the widgets
 204         // (rgh-4/07) this isn't as much or a problem as it was, because we're now
 205         // using blockSignals() to keep from triggering that signal when we call
 206         // setChecked(). Note, too, that clicked() would get called whenever it
 207         // is clicked, even right clicked (I think), not just whenever it is
 208         // toggled.
 209         connect(subfigure, SIGNAL(toggled(bool)),
 210                 this, SLOT(change_adaptor()));
 211         connect(subcaption, SIGNAL(textChanged(const QString&)),
 212                 this, SLOT(change_adaptor()));
 213         connect(displayGB, SIGNAL(toggled(bool)),
 214                 this, SLOT(change_adaptor()));
 215         connect(showCB, SIGNAL(currentIndexChanged(int)),
 216                 this, SLOT(change_adaptor()));
 217         connect(displayscale, SIGNAL(textChanged(const QString&)),
 218                 this, SLOT(change_adaptor()));
 219         displayscale->setValidator(new QIntValidator(displayscale));
 220
 221         bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
 222         bc().setOK(okPB);
 223         bc().setApply(applyPB);
 224         bc().setRestore(restorePB);
 225         bc().setCancel(closePB);
 226
 227         bc().addReadOnly(latexoptions);
 228         bc().addReadOnly(subfigure);
 229         bc().addReadOnly(filenameL);
 230         bc().addReadOnly(filename);
 231         bc().addReadOnly(browsePB);
 232         bc().addReadOnly(unzipCB);
 233         bc().addReadOnly(bbFrame);
 234         bc().addReadOnly(draftCB);
 235         bc().addReadOnly(clip);
 236         bc().addReadOnly(unzipCB);
 237         bc().addReadOnly(displayGB);
 238         bc().addReadOnly(sizeGB);
 239         bc().addReadOnly(rotationGB);
 240         bc().addReadOnly(latexoptions);
 241         bc().addReadOnly(getPB);
 242         bc().addReadOnly(rotateOrderCB);
 243
 244         // initialize the length validator
 245         bc().addCheckedLineEdit(Scale, scaleCB);
 246         bc().addCheckedLineEdit(Width, WidthCB);
 247         bc().addCheckedLineEdit(Height, HeightCB);
 248         bc().addCheckedLineEdit(displayscale, scaleLA);
 249         bc().addCheckedLineEdit(angle, angleL);
 250         bc().addCheckedLineEdit(lbX, xL);
 251         bc().addCheckedLineEdit(lbY, yL);
 252         bc().addCheckedLineEdit(rtX, xL_2);
 253         bc().addCheckedLineEdit(rtY, yL_2);
 254         bc().addCheckedLineEdit(filename, filenameL);
 255 }
 256
 257
 258 void GuiGraphics::change_adaptor()
 259 {
 260         changed();
 261 }
 262
 263
 264 void GuiGraphics::change_bb()
 265 {
 266         bbChanged = true;
 267         LYXERR(Debug::GRAPHICS, "[bb_Changed set to true]");
 268         changed();
 269 }
 270
 271
 272 void GuiGraphics::closeEvent(QCloseEvent * e)
 273 {
 274         slotClose();
 275         GuiDialog::closeEvent(e);
 276 }
 277
 278
 279 void GuiGraphics::on_browsePB_clicked()
 280 {
 281         docstring const str = browse(qstring_to_ucs4(filename->text()));
 282         if (!str.empty()) {
 283                 filename->setText(toqstr(str));
 284                 changed();
 285         }
 286 }
 287
 288
 289 void GuiGraphics::on_getPB_clicked()
 290 {
 291         getBB();
 292 }
 293
 294
 295 void GuiGraphics::on_editPB_clicked()
 296 {
 297         editGraphics();
 298 }
 299
 300
 301 void GuiGraphics::on_filename_textChanged(const QString & filename)
 302 {
 303         editPB->setDisabled(filename.isEmpty());
 304         EmbeddedFile file = EmbeddedFile(fromqstr(filename), bufferFilepath());
 305 }
 306
 307
 308 void GuiGraphics::setAutoText()
 309 {
 310         if (scaleCB->isChecked())
 311                 return;
 312         if (!Scale->isEnabled() && Scale->text() != "100")
 313                 Scale->setText(QString("auto"));
 314
 315         setAutoTextCB(WidthCB, Width, widthUnit);
 316         setAutoTextCB(HeightCB, Height, heightUnit);
 317 }
 318
 319
 320 void GuiGraphics::on_scaleCB_toggled(bool setScale)
 321 {
 322         Scale->setEnabled(setScale);
 323         if (setScale) {
 324                 Scale->setText("100");
 325                 Scale->setFocus(Qt::OtherFocusReason);
 326         }
 327
 328         WidthCB->setDisabled(setScale);
 329         WidthCB->blockSignals(true);
 330         WidthCB->setChecked(false);
 331         WidthCB->blockSignals(false);
 332         Width->setEnabled(false);
 333         widthUnit->setEnabled(false);
 334
 335         HeightCB->setDisabled(setScale);
 336         HeightCB->blockSignals(true);
 337         HeightCB->setChecked(false);
 338         HeightCB->blockSignals(false);
 339         Height->setEnabled(false);
 340         heightUnit->setEnabled(false);
 341
 342         aspectratio->setDisabled(true);
 343         aspectratio->setChecked(true);
 344
 345         rotateOrderCB->setEnabled((WidthCB->isChecked() ||
 346                                  HeightCB->isChecked() ||
 347                                  scaleCB->isChecked()) &&
 348                                  (angle->text() != "0"));
 349
 350         setAutoText();
 351 }
 352
 353
 354 void GuiGraphics::on_WidthCB_toggled(bool setWidth)
 355 {
 356         Width->setEnabled(setWidth);
 357         widthUnit->setEnabled(setWidth);
 358         if (setWidth)
 359                 Width->setFocus(Qt::OtherFocusReason);
 360
 361         bool const setHeight = HeightCB->isChecked();
 362         aspectratio->setEnabled(setWidth && setHeight);
 363         aspectratio->blockSignals(true);
 364         aspectratio->setChecked(!(setWidth && setHeight));
 365         aspectratio->blockSignals(false);
 366
 367         scaleCB->setEnabled(!setWidth && !setHeight);
 368         //already will be unchecked, so don't need to do that
 369         Scale->setEnabled((!setWidth && !setHeight) //=scaleCB->isEnabled()
 370                         && scaleCB->isChecked()); //should be false, but let's check
 371         rotateOrderCB->setEnabled((setWidth || setHeight ||
 372                                  scaleCB->isChecked()) &&
 373                                  (angle->text() != "0"));
 374
 375         setAutoText();
 376 }
 377
 378
 379 void GuiGraphics::on_HeightCB_toggled(bool setHeight)
 380 {
 381         Height->setEnabled(setHeight);
 382         heightUnit->setEnabled(setHeight);
 383         if (setHeight)
 384                 Height->setFocus(Qt::OtherFocusReason);
 385
 386         bool const setWidth = WidthCB->isChecked();
 387         aspectratio->setEnabled(setWidth && setHeight);
 388         aspectratio->blockSignals(true);
 389         aspectratio->setChecked(!(setWidth && setHeight));
 390         aspectratio->blockSignals(false);
 391
 392         scaleCB->setEnabled(!setWidth && !setHeight);
 393         //already unchecked
 394         Scale->setEnabled((!setWidth && !setHeight) //=scaleCB->isEnabled()
 395                 && scaleCB->isChecked()); //should be false
 396         rotateOrderCB->setEnabled((setWidth || setHeight ||
 397                                  scaleCB->isChecked()) &&
 398                                  (angle->text() != "0"));
 399
 400         setAutoText();
 401 }
 402
 403
 404 void GuiGraphics::on_angle_textChanged(const QString & filename)
 405 {
 406         rotateOrderCB->setEnabled((WidthCB->isChecked() ||
 407                                  HeightCB->isChecked() ||
 408                                  scaleCB->isChecked()) &&
 409                                  (filename != "0"));
 410 }
 411
 412 // returns the number of the string s in the vector v
 413 static int getItemNo(const vector<string> & v, string const & s)
 414 {
 415         vector<string>::const_iterator cit =
 416                     find(v.begin(), v.end(), s);
 417         return (cit != v.end()) ? int(cit - v.begin()) : 0;
 418 }
 419
 420
 421 void GuiGraphics::updateContents()
 422 {
 423         // clear and fill in the comboboxes
 424         vector<string> const bb_units = frontend::getBBUnits();
 425         lbXunit->clear();
 426         lbYunit->clear();
 427         rtXunit->clear();
 428         rtYunit->clear();
 429         for (vector<string>::const_iterator it = bb_units.begin();
 430             it != bb_units.end(); ++it) {
 431                 lbXunit->addItem(toqstr(*it));
 432                 lbYunit->addItem(toqstr(*it));
 433                 rtXunit->addItem(toqstr(*it));
 434                 rtYunit->addItem(toqstr(*it));
 435         }
 436
 437         InsetGraphicsParams & igp = params_;
 438
 439         // set the right default unit
 440         Length::UNIT unitDefault = Length::CM;
 441         switch (lyxrc.default_papersize) {
 442                 case PAPER_USLETTER:
 443                 case PAPER_USLEGAL:
 444                 case PAPER_USEXECUTIVE:
 445                         unitDefault = Length::IN;
 446                         break;
 447                 default:
 448                         break;
 449         }
 450
 451         string const name =
 452                 igp.filename.outputFilename(bufferFilepath());
 453         filename->setText(toqstr(name));
 454         embedCB->setCheckState(igp.filename.embedded() ? Qt::Checked : Qt::Unchecked);
 455
 456         // set the bounding box values
 457         if (igp.bb.empty()) {
 458                 string const bb = readBB(igp.filename.absFilename());
 459                 // the values from the file always have the bigpoint-unit bp
 460                 lbX->setText(toqstr(token(bb, ' ', 0)));
 461                 lbY->setText(toqstr(token(bb, ' ', 1)));
 462                 rtX->setText(toqstr(token(bb, ' ', 2)));
 463                 rtY->setText(toqstr(token(bb, ' ', 3)));
 464                 lbXunit->setCurrentIndex(0);
 465                 lbYunit->setCurrentIndex(0);
 466                 rtXunit->setCurrentIndex(0);
 467                 rtYunit->setCurrentIndex(0);
 468                 bbChanged = false;
 469         } else {
 470                 // get the values from the inset
 471                 Length anyLength;
 472                 string const xl = token(igp.bb, ' ', 0);
 473                 string const yl = token(igp.bb, ' ', 1);
 474                 string const xr = token(igp.bb, ' ', 2);
 475                 string const yr = token(igp.bb, ' ', 3);
 476                 if (isValidLength(xl, &anyLength)) {
 477                         lbX->setText(toqstr(convert<string>(anyLength.value())));
 478                         string const unit(unit_name[anyLength.unit()]);
 479                         lbXunit->setCurrentIndex(getItemNo(bb_units, unit));
 480                 } else {
 481                         lbX->setText(toqstr(xl));
 482                 }
 483                 if (isValidLength(yl, &anyLength)) {
 484                         lbY->setText(toqstr(convert<string>(anyLength.value())));
 485                         string const unit(unit_name[anyLength.unit()]);
 486                         lbYunit->setCurrentIndex(getItemNo(bb_units, unit));
 487                 } else {
 488                         lbY->setText(toqstr(xl));
 489                 }
 490                 if (isValidLength(xr, &anyLength)) {
 491                         rtX->setText(toqstr(convert<string>(anyLength.value())));
 492                         string const unit(unit_name[anyLength.unit()]);
 493                         rtXunit->setCurrentIndex(getItemNo(bb_units, unit));
 494                 } else {
 495                         rtX->setText(toqstr(xl));
 496                 }
 497                 if (isValidLength(yr, &anyLength)) {
 498                         rtY->setText(toqstr(convert<string>(anyLength.value())));
 499                         string const unit(unit_name[anyLength.unit()]);
 500                         rtYunit->setCurrentIndex(getItemNo(bb_units, unit));
 501                 } else {
 502                         rtY->setText(toqstr(xl));
 503                 }
 504                 bbChanged = true;
 505         }
 506
 507         // Update the draft and clip mode
 508         draftCB->setChecked(igp.draft);
 509         clip->setChecked(igp.clip);
 510         unzipCB->setChecked(igp.noUnzip);
 511
 512         // Update the subcaption check button and input field
 513         subfigure->setChecked(igp.subcaption);
 514         subcaption->setText(toqstr(igp.subcaptionText));
 515
 516         int item = 0;
 517         switch (igp.display) {
 518                 case graphics::DefaultDisplay: item = 0; break;
 519                 case graphics::MonochromeDisplay: item = 1; break;
 520                 case graphics::GrayscaleDisplay: item = 2; break;
 521                 case graphics::ColorDisplay: item = 3; break;
 522                 case graphics::NoDisplay: item = 0; break;
 523         }
 524         showCB->setCurrentIndex(item);
 525         displayscale->setText(toqstr(convert<string>(igp.lyxscale)));
 526         displayGB->setChecked(igp.display != graphics::NoDisplay);
 527
 528         // the output section (width/height)
 529
 530         Scale->setText(toqstr(igp.scale));
 531         //igp.scale defaults to 100, so we treat it as empty
 532         bool const scaleChecked = !igp.scale.empty() && igp.scale != "100";
 533         scaleCB->blockSignals(true);
 534         scaleCB->setChecked(scaleChecked);
 535         scaleCB->blockSignals(false);
 536         Scale->setEnabled(scaleChecked);
 537
 538         lengthAutoToWidgets(Width, widthUnit, igp.width,
 539                 unitDefault);
 540         bool const widthChecked = !Width->text().isEmpty() &&
 541                 Width->text() != "auto";
 542         WidthCB->blockSignals(true);
 543         WidthCB->setChecked(widthChecked);
 544         WidthCB->blockSignals(false);
 545         Width->setEnabled(widthChecked);
 546         widthUnit->setEnabled(widthChecked);
 547
 548         lengthAutoToWidgets(Height, heightUnit, igp.height,
 549                 unitDefault);
 550         bool const heightChecked = !Height->text().isEmpty()
 551                 && Height->text() != "auto";
 552         HeightCB->blockSignals(true);
 553         HeightCB->setChecked(heightChecked);
 554         HeightCB->blockSignals(false);
 555         Height->setEnabled(heightChecked);
 556         heightUnit->setEnabled(heightChecked);
 557
 558         scaleCB->setEnabled(!widthChecked && !heightChecked);
 559         WidthCB->setEnabled(!scaleChecked);
 560         HeightCB->setEnabled(!scaleChecked);
 561         aspectratio->setEnabled(widthChecked && heightChecked);
 562
 563         setAutoText();
 564
 565         angle->setText(toqstr(igp.rotateAngle));
 566         rotateOrderCB->setChecked(igp.scaleBeforeRotation);
 567
 568         rotateOrderCB->setEnabled( (widthChecked || heightChecked || scaleChecked)
 569                 && igp.rotateAngle != "0");
 570
 571         origin->clear();
 572
 573         vector<RotationOriginPair> origindata = getRotationOriginData();
 574         vector<docstring> const origin_lang = getFirst(origindata);
 575         origin_ltx = getSecond(origindata);
 576
 577         for (vector<docstring>::const_iterator it = origin_lang.begin();
 578             it != origin_lang.end(); ++it)
 579                 origin->addItem(toqstr(*it));
 580
 581         if (!igp.rotateOrigin.empty())
 582                 origin->setCurrentIndex(
 583                         getItemNo(origin_ltx, igp.rotateOrigin));
 584         else
 585                 origin->setCurrentIndex(0);
 586
 587         // disable edit button when no filename is present
 588         editPB->setDisabled(filename->text().isEmpty());
 589
 590         //// latex section
 591         latexoptions->setText(toqstr(igp.special));
 592 }
 593
 594
 595 void GuiGraphics::applyView()
 596 {
 597         InsetGraphicsParams & igp = params_;
 598
 599         igp.filename.set(fromqstr(filename->text()), bufferFilepath());
 600         igp.filename.setEmbed(embedCB->checkState() == Qt::Checked);
 601
 602         // the bb section
 603         igp.bb.erase();
 604         if (bbChanged) {
 605                 string bb;
 606                 string lbXs = fromqstr(lbX->text());
 607                 string lbYs = fromqstr(lbY->text());
 608                 string rtXs = fromqstr(rtX->text());
 609                 string rtYs = fromqstr(rtY->text());
 610                 int bb_sum =
 611                         convert<int>(lbXs) + convert<int>(lbYs) +
 612                         convert<int>(rtXs) + convert<int>(rtXs);
 613                 if (bb_sum) {
 614                         if (lbXs.empty())
 615                                 bb = "0 ";
 616                         else
 617                                 bb = lbXs + fromqstr(lbXunit->currentText()) + ' ';
 618                         if (lbYs.empty())
 619                                 bb += "0 ";
 620                         else
 621                                 bb += (lbYs + fromqstr(lbYunit->currentText()) + ' ');
 622                         if (rtXs.empty())
 623                                 bb += "0 ";
 624                         else
 625                                 bb += (rtXs + fromqstr(rtXunit->currentText()) + ' ');
 626                         if (rtYs.empty())
 627                                 bb += '0';
 628                         else
 629                                 bb += (rtYs + fromqstr(rtYunit->currentText()));
 630                         igp.bb = bb;
 631                 }
 632         }
 633
 634         igp.draft = draftCB->isChecked();
 635         igp.clip = clip->isChecked();
 636         igp.subcaption = subfigure->isChecked();
 637         igp.subcaptionText = fromqstr(subcaption->text());
 638
 639         switch (showCB->currentIndex()) {
 640                 case 0: igp.display = graphics::DefaultDisplay; break;
 641                 case 1: igp.display = graphics::MonochromeDisplay; break;
 642                 case 2: igp.display = graphics::GrayscaleDisplay; break;
 643                 case 3: igp.display = graphics::ColorDisplay; break;
 644                 default:;
 645         }
 646
 647         if (!displayGB->isChecked())
 648                 igp.display = graphics::NoDisplay;
 649
 650         //the graphics section
 651         if (scaleCB->isChecked() && !Scale->text().isEmpty()) {
 652                 igp.scale = fromqstr(Scale->text());
 653                 igp.width = Length("0pt");
 654                 igp.height = Length("0pt");
 655                 igp.keepAspectRatio = false;
 656         } else {
 657                 igp.scale = string();
 658                 igp.width = WidthCB->isChecked() ?
 659                         //Note that this works even if Width is "auto", since in
 660                         //that case we get "0pt".
 661                         Length(widgetsToLength(Width, widthUnit)):
 662                         Length("0pt");
 663                 igp.height = HeightCB->isChecked() ?
 664                         Length(widgetsToLength(Height, heightUnit)) :
 665                         Length("0pt");
 666                 igp.keepAspectRatio = aspectratio->isEnabled() &&
 667                         aspectratio->isChecked() &&
 668                         igp.width.value() > 0 && igp.height.value() > 0;
 669         }
 670
 671         igp.noUnzip = unzipCB->isChecked();
 672         igp.lyxscale = displayscale->text().toInt();
 673         igp.rotateAngle = fromqstr(angle->text());
 674
 675         double rotAngle = convert<double>(igp.rotateAngle);
 676         if (abs(rotAngle) > 360.0) {
 677                 rotAngle -= 360.0 * floor(rotAngle / 360.0);
 678                 igp.rotateAngle = convert<string>(rotAngle);
 679         }
 680
 681         // save the latex name for the origin. If it is the default
 682         // then origin_ltx returns ""
 683         igp.rotateOrigin = origin_ltx[origin->currentIndex()];
 684         igp.scaleBeforeRotation = rotateOrderCB->isChecked();
 685
 686         // more latex options
 687         igp.special = fromqstr(latexoptions->text());
 688 }
 689
 690
 691 void GuiGraphics::getBB()
 692 {
 693         string const fn = fromqstr(filename->text());
 694         if (fn.empty())
 695                 return;
 696         string const bb = readBB(fn);
 697         bbChanged = false;
 698         if (bb.empty())
 699                 return;
 700         lbX->setText(toqstr(token(bb, ' ', 0)));
 701         lbY->setText(toqstr(token(bb, ' ', 1)));
 702         rtX->setText(toqstr(token(bb, ' ', 2)));
 703         rtY->setText(toqstr(token(bb, ' ', 3)));
 704         // the default units for the bb values when reading
 705         // it from the file
 706         lbXunit->setCurrentIndex(0);
 707         lbYunit->setCurrentIndex(0);
 708         rtXunit->setCurrentIndex(0);
 709         rtYunit->setCurrentIndex(0);
 710 }
 711
 712
 713 bool GuiGraphics::isValid()
 714 {
 715         return !filename->text().isEmpty();
 716 }
 717
 718
 719 bool GuiGraphics::initialiseParams(string const & data)
 720 {
 721         InsetGraphicsMailer::string2params(data, buffer(), params_);
 722         return true;
 723 }
 724
 725
 726 void GuiGraphics::clearParams()
 727 {
 728         params_ = InsetGraphicsParams();
 729 }
 730
 731
 732 void GuiGraphics::dispatchParams()
 733 {
 734         InsetGraphicsParams tmp_params(params_);
 735         string const lfun =
 736                 InsetGraphicsMailer::params2string(tmp_params, buffer());
 737         dispatch(FuncRequest(getLfun(), lfun));
 738 }
 739
 740
 741 docstring const GuiGraphics::browse(docstring const & in_name) const
 742 {
 743         docstring const title = _("Select graphics file");
 744
 745         // Does user clipart directory exist?
 746         string clipdir = addName(package().user_support().absFilename(), "clipart");
 747         FileName clip(clipdir);
 748
 749         // bail out to system clipart directory
 750         if (!(clip.exists() && clip.isDirectory()))
 751                 clipdir = addName(package().system_support().absFilename(), "clipart");
 752
 753         return browseRelFile(in_name, from_utf8(bufferFilepath()),
 754                 title, FileFilterList(), false,
 755                 _("Clipart|#C#c"), from_utf8(clipdir),
 756                 _("Documents|#o#O"), from_utf8(lyxrc.document_path));
 757 }
 758
 759
 760 string const GuiGraphics::readBB(string const & file)
 761 {
 762         FileName const abs_file = makeAbsPath(file, bufferFilepath());
 763
 764         // try to get it from the file, if possible. Zipped files are
 765         // unzipped in the readBB_from_PSFile-Function
 766         string const bb = readBB_from_PSFile(abs_file);
 767         if (!bb.empty())
 768                 return bb;
 769
 770         // we don't, so ask the Graphics Cache if it has loaded the file
 771         int width = 0;
 772         int height = 0;
 773
 774         graphics::Cache & gc = graphics::Cache::get();
 775         if (gc.inCache(abs_file)) {
 776                 graphics::Image const * image = gc.item(abs_file)->image();
 777
 778                 if (image) {
 779                         width  = image->width();
 780                         height = image->height();
 781                 }
 782         }
 783
 784         return ("0 0 " + convert<string>(width) + ' ' + convert<string>(height));
 785 }
 786
 787
 788 bool GuiGraphics::isFilenameValid(string const & fname) const
 789 {
 790         // It may be that the filename is relative.
 791         return makeAbsPath(fname, bufferFilepath()).isReadableFile();
 792 }
 793
 794
 795 void GuiGraphics::editGraphics()
 796 {
 797         applyView();
 798         string const lfun =
 799                 InsetGraphicsMailer::params2string(params_, buffer());
 800         dispatch(FuncRequest(LFUN_GRAPHICS_EDIT, lfun));
 801 }
 802
 803
 804 namespace {
 805
 806 char const * const bb_units[] = { "bp", "cm", "mm", "in" };
 807 size_t const bb_size = sizeof(bb_units) / sizeof(char *);
 808
 809 // These are the strings that are stored in the LyX file and which
 810 // correspond to the LaTeX identifiers shown in the comments at the
 811 // end of each line.
 812 char const * const rorigin_lyx_strs[] = {
 813         // the LaTeX default is leftBaseline
 814         "",
 815         "leftTop",  "leftBottom", "leftBaseline", // lt lb lB
 816         "center", "centerTop", "centerBottom", "centerBaseline", // c ct cb cB
 817         "rightTop", "rightBottom", "rightBaseline" }; // rt rb rB
 818
 819 // These are the strings, corresponding to the above, that the GUI should
 820 // use. Note that they can/should be translated.
 821 char const * const rorigin_gui_strs[] = {
 822         N_("Default"),
 823         N_("Top left"), N_("Bottom left"), N_("Baseline left"),
 824         N_("Center"), N_("Top center"), N_("Bottom center"), N_("Baseline center"),
 825         N_("Top right"), N_("Bottom right"), N_("Baseline right") };
 826
 827 size_t const rorigin_size = sizeof(rorigin_lyx_strs) / sizeof(char *);
 828
 829 } // namespace anon
 830
 831
 832 vector<string> const getBBUnits()
 833 {
 834         return vector<string>(bb_units, bb_units + bb_size);
 835 }
 836
 837
 838 vector<RotationOriginPair> getRotationOriginData()
 839 {
 840         static vector<RotationOriginPair> data;
 841         if (!data.empty())
 842                 return data;
 843
 844         data.resize(rorigin_size);
 845         for (size_type i = 0; i < rorigin_size; ++i) {
 846                 data[i] = make_pair(_(rorigin_gui_strs[i]),
 847                                     rorigin_lyx_strs[i]);
 848         }
 849
 850         return data;
 851 }
 852
 853
 854 Dialog * createGuiGraphics(GuiView & lv) { return new GuiGraphics(lv); }
 855
 856
 857 } // namespace frontend
 858 } // namespace lyx
 859
 860 #include "GuiGraphics_moc.cpp"