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