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