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 "GuiGraphics.h"
  20 #include "debug.h"
  21 #include "LengthCombo.h"
  22 #include "lengthcommon.h"
  23 #include "LyXRC.h"
  24 #include "qt_helpers.h"
  25 #include "Validator.h"
  26 #include "frontend_helpers.h"
  27
  28 #include "FuncRequest.h"
  29 #include "gettext.h"
  30
  31 #include "graphics/GraphicsCache.h"
  32 #include "graphics/GraphicsCacheItem.h"
  33 #include "graphics/GraphicsImage.h"
  34
  35 #include "insets/InsetGraphicsParams.h"
  36
  37 #include "support/convert.h"
  38 #include "support/FileFilterList.h"
  39 #include "support/filetools.h"
  40 #include "support/lstrings.h"
  41 #include "support/lyxlib.h"
  42 #include "support/os.h"
  43 #include "support/Package.h"
  44 #include "support/types.h"
  45
  46 #include <boost/bind.hpp>
  47
  48 #include <QCheckBox>
  49 #include <QCloseEvent>
  50 #include <QLabel>
  51 #include <QLineEdit>
  52 #include <QPushButton>
  53 #include <QValidator>
  54
  55 #include <algorithm>
  56 #include <cmath>
  57 #include <utility>
  58
  59 #ifndef CXX_GLOBAL_CSTD
  60 using std::floor;
  61 #endif
  62 using std::find;
  63 using std::vector;
  64 using std::string;
  65 using std::transform;
  66 using std::make_pair;
  67 using std::pair;
  68 using std::vector;
  69
  70 namespace lyx {
  71 namespace frontend {
  72
  73 using support::addName;
  74 using support::FileFilterList;
  75 using support::FileName;
  76 using support::float_equal;
  77 using support::isFileReadable;
  78 using support::makeAbsPath;
  79 using support::os::internal_path;
  80 using support::package;
  81 using support::readBB_from_PSFile;
  82 using support::token;
  83
  84
  85 //FIXME setAutoTextCB should really take an argument, as indicated, that
  86 //determines what text is to be written for "auto". But making
  87 //that work involves more extensive revisions than we now want
  88 //to make, since "auto" also appears in updateContents() (see
  89 //GuiGraphics.cpp).
  90 //The right way to do this, I think, would be to define a class
  91 //checkedLengthSet (and a partnering labeledLengthSete) that encapsulated
  92 //the checkbox, line edit, and length combo together, and then made e.g.
  93 //lengthToWidgets, widgetsToLength, etc, all public methods of that class.
  94 //Perhaps even the validator could be exposed through it.
  95 /**
  96  * sets a checkbox-line edit-length combo group, using "text" if the
  97  * checkbox is unchecked and clearing the line edit if it previously
  98  * said "text".
  99 */
 100 void setAutoTextCB(QCheckBox * checkBox, QLineEdit * lineEdit,
 101         LengthCombo * lengthCombo/*, string text = "auto"*/)
 102 {
 103         if (!checkBox->isChecked())
 104                 lengthToWidgets(lineEdit, lengthCombo,
 105                                 "auto", lengthCombo->currentLengthItem());
 106         else if (lineEdit->text() == "auto")
 107                 lengthToWidgets(lineEdit, lengthCombo, string(),
 108                                 lengthCombo->currentLengthItem());
 109 }
 110
 111
 112
 113 template<class Pair>
 114 vector<typename Pair::first_type> const
 115 getFirst(vector<Pair> const & pr)
 116 {
 117         vector<typename Pair::first_type> tmp(pr.size());
 118         transform(pr.begin(), pr.end(), tmp.begin(),
 119                   boost::bind(&Pair::first, _1));
 120         return tmp;
 121 }
 122
 123 ///
 124 template<class Pair>
 125 vector<typename Pair::second_type> const
 126 getSecond(vector<Pair> const & pr)
 127 {
 128          vector<typename Pair::second_type> tmp(pr.size());
 129          transform(pr.begin(), pr.end(), tmp.begin(),
 130                    boost::bind(&Pair::second, _1));
 131          return tmp;
 132 }
 133
 134 GuiGraphics::GuiGraphics(LyXView & lv)
 135         : GuiDialog(lv, "graphics")
 136 {
 137         setupUi(this);
 138         setViewTitle(_("Graphics"));
 139
 140         //main buttons
 141         connect(okPB, SIGNAL(clicked()), this, SLOT(slotOK()));
 142         connect(applyPB, SIGNAL(clicked()), this, SLOT(slotApply()));
 143         connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
 144         connect(restorePB, SIGNAL(clicked()), this, SLOT(slotRestore()));
 145
 146         //graphics pane
 147         connect(filename, SIGNAL(textChanged(const QString &)),
 148                 this, SLOT(change_adaptor()));
 149         connect(WidthCB, SIGNAL( clicked()),
 150                 this, SLOT(change_adaptor()));
 151         connect(HeightCB, SIGNAL( clicked()),
 152                 this, SLOT(change_adaptor()));
 153         connect(Width, SIGNAL(textChanged(const QString &)),
 154                 this, SLOT(change_adaptor()));
 155         connect(Height, SIGNAL(textChanged(const QString &)),
 156                 this, SLOT(change_adaptor()));
 157         connect(heightUnit, SIGNAL(selectionChanged(lyx::Length::UNIT)),
 158                 this, SLOT(change_adaptor()));
 159         connect(widthUnit, SIGNAL(selectionChanged(lyx::Length::UNIT)),
 160                 this, SLOT(change_adaptor()));
 161         connect(aspectratio, SIGNAL(stateChanged(int)),
 162                 this, SLOT(change_adaptor()));
 163         connect(angle, SIGNAL(textChanged(const QString &)),
 164                 this, SLOT(change_adaptor()));
 165         connect(origin, SIGNAL(activated(int)),
 166                 this, SLOT(change_adaptor()));
 167         connect(scaleCB, SIGNAL(clicked()),
 168                 this, SLOT(change_adaptor()));
 169         connect(Scale, SIGNAL(textChanged(const QString &)),
 170                 this, SLOT(change_adaptor()));
 171         connect(rotateOrderCB, SIGNAL(clicked()),
 172                 this, SLOT(change_adaptor()));
 173
 174         filename->setValidator(new PathValidator(true, filename));
 175         setFocusProxy(filename);
 176
 177         QDoubleValidator * scaleValidator = new DoubleAutoValidator(Scale);
 178         scaleValidator->setBottom(0);
 179         scaleValidator->setDecimals(256); //I guess that will do
 180         Scale->setValidator(scaleValidator);
 181         Height->setValidator(unsignedLengthAutoValidator(Height));
 182         Width->setValidator(unsignedLengthAutoValidator(Width));
 183         angle->setValidator(new QDoubleValidator(-360, 360, 2, angle));
 184
 185         //clipping pane
 186         connect(clip, SIGNAL(stateChanged(int)),
 187                 this, SLOT(change_adaptor()));
 188         connect(lbY, SIGNAL(textChanged(const QString&)),
 189                 this, SLOT(change_bb()));
 190         connect(lbYunit, SIGNAL(activated(int)),
 191                 this, SLOT(change_bb()));
 192         connect(rtY, SIGNAL(textChanged(const QString&)),
 193                 this, SLOT(change_bb()));
 194         connect(rtYunit, SIGNAL(activated(int)),
 195                 this, SLOT(change_bb()));
 196         connect(lbX, SIGNAL(textChanged(const QString&)),
 197                 this, SLOT(change_bb()));
 198         connect(lbXunit, SIGNAL(activated(int)),
 199                 this, SLOT(change_bb()));
 200         connect(rtX, SIGNAL(textChanged(const QString&)),
 201                 this, SLOT(change_bb()));
 202         connect(rtXunit, SIGNAL(activated(int)),
 203                 this, SLOT(change_bb()));
 204         connect(getPB, SIGNAL(clicked()),
 205                 this, SLOT(change_adaptor()));
 206
 207         lbX->setValidator(new QDoubleValidator(lbX));
 208         lbY->setValidator(new QDoubleValidator(lbY));
 209         rtX->setValidator(new QDoubleValidator(rtX));
 210         rtY->setValidator(new QDoubleValidator(rtY));
 211
 212         //extra options pane
 213         connect(latexoptions, SIGNAL(textChanged(const QString&)),
 214                 this, SLOT(change_adaptor()));
 215         connect(draftCB, SIGNAL(stateChanged(int)),
 216                 this, SLOT(change_adaptor()));
 217         connect(unzipCB, SIGNAL(stateChanged(int)),
 218                 this, SLOT(change_adaptor()));
 219         // FIXME: we should connect to clicked() when we move to Qt 4.2 because
 220         // the toggled(bool) signal is also trigged when we update the widgets
 221         // (rgh-4/07) this isn't as much or a problem as it was, because we're now
 222         // using blockSignals() to keep from triggering that signal when we call
 223         // setChecked(). Note, too, that clicked() would get called whenever it
 224         // is clicked, even right clicked (I think), not just whenever it is
 225         // toggled.
 226         connect(subfigure, SIGNAL(toggled(bool)),
 227                 this, SLOT(change_adaptor()));
 228         connect(subcaption, SIGNAL(textChanged(const QString&)),
 229                 this, SLOT(change_adaptor()));
 230         connect(displayGB, SIGNAL(toggled(bool)),
 231                 this, SLOT(change_adaptor()));
 232         connect(showCB, SIGNAL(currentIndexChanged(int)),
 233                 this, SLOT(change_adaptor()));
 234         connect(displayscale, SIGNAL(textChanged(const QString&)),
 235                 this, SLOT(change_adaptor()));
 236         displayscale->setValidator(new QIntValidator(displayscale));
 237
 238         bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
 239         bc().setOK(okPB);
 240         bc().setApply(applyPB);
 241         bc().setRestore(restorePB);
 242         bc().setCancel(closePB);
 243
 244         bc().addReadOnly(latexoptions);
 245         bc().addReadOnly(subfigure);
 246         bc().addReadOnly(filenameL);
 247         bc().addReadOnly(filename);
 248         bc().addReadOnly(browsePB);
 249         bc().addReadOnly(unzipCB);
 250         bc().addReadOnly(bbFrame);
 251         bc().addReadOnly(draftCB);
 252         bc().addReadOnly(clip);
 253         bc().addReadOnly(unzipCB);
 254         bc().addReadOnly(displayGB);
 255         bc().addReadOnly(sizeGB);
 256         bc().addReadOnly(rotationGB);
 257         bc().addReadOnly(latexoptions);
 258         bc().addReadOnly(getPB);
 259         bc().addReadOnly(rotateOrderCB);
 260
 261         // initialize the length validator
 262         bc().addCheckedLineEdit(Scale, scaleCB);
 263         bc().addCheckedLineEdit(Width, WidthCB);
 264         bc().addCheckedLineEdit(Height, HeightCB);
 265         bc().addCheckedLineEdit(displayscale, scaleLA);
 266         bc().addCheckedLineEdit(angle, angleL);
 267         bc().addCheckedLineEdit(lbX, xL);
 268         bc().addCheckedLineEdit(lbY, yL);
 269         bc().addCheckedLineEdit(rtX, xL_2);
 270         bc().addCheckedLineEdit(rtY, yL_2);
 271         bc().addCheckedLineEdit(filename, filenameL);
 272 }
 273
 274
 275 void GuiGraphics::change_adaptor()
 276 {
 277         changed();
 278 }
 279
 280
 281 void GuiGraphics::change_bb()
 282 {
 283         bbChanged = true;
 284         LYXERR(Debug::GRAPHICS) << "[bb_Changed set to true]\n";
 285         changed();
 286 }
 287
 288
 289 void GuiGraphics::closeEvent(QCloseEvent * e)
 290 {
 291         slotClose();
 292         GuiDialog::closeEvent(e);
 293 }
 294
 295
 296 void GuiGraphics::on_browsePB_clicked()
 297 {
 298         docstring const str = browse(qstring_to_ucs4(filename->text()));
 299         if (!str.empty()) {
 300                 filename->setText(toqstr(str));
 301                 embedCB->setCheckState(Qt::Unchecked);
 302                 changed();
 303         }
 304 }
 305
 306
 307 void GuiGraphics::on_getPB_clicked()
 308 {
 309         getBB();
 310 }
 311
 312
 313 void GuiGraphics::on_editPB_clicked()
 314 {
 315         editGraphics();
 316 }
 317
 318
 319 void GuiGraphics::on_filename_textChanged(const QString & filename)
 320 {
 321         editPB->setDisabled(filename.isEmpty());
 322 }
 323
 324
 325 void GuiGraphics::setAutoText()
 326 {
 327         if (scaleCB->isChecked())
 328                 return;
 329         if (!Scale->isEnabled() && Scale->text() != "100")
 330                 Scale->setText(QString("auto"));
 331
 332         setAutoTextCB(WidthCB, Width, widthUnit);
 333         setAutoTextCB(HeightCB, Height, heightUnit);
 334 }
 335
 336
 337 void GuiGraphics::on_scaleCB_toggled(bool setScale)
 338 {
 339         Scale->setEnabled(setScale);
 340         if (setScale) {
 341                 Scale->setText("100");
 342                 Scale->setFocus(Qt::OtherFocusReason);
 343         }
 344
 345         WidthCB->setDisabled(setScale);
 346         WidthCB->blockSignals(true);
 347         WidthCB->setChecked(false);
 348         WidthCB->blockSignals(false);
 349         Width->setEnabled(false);
 350         widthUnit->setEnabled(false);
 351
 352         HeightCB->setDisabled(setScale);
 353         HeightCB->blockSignals(true);
 354         HeightCB->setChecked(false);
 355         HeightCB->blockSignals(false);
 356         Height->setEnabled(false);
 357         heightUnit->setEnabled(false);
 358
 359         aspectratio->setDisabled(true);
 360         aspectratio->setChecked(true);
 361
 362         rotateOrderCB->setEnabled((WidthCB->isChecked() ||
 363                                  HeightCB->isChecked() ||
 364                                  scaleCB->isChecked()) &&
 365                                  (angle->text() != "0"));
 366
 367         setAutoText();
 368 }
 369
 370
 371 void GuiGraphics::on_WidthCB_toggled(bool setWidth)
 372 {
 373         Width->setEnabled(setWidth);
 374         widthUnit->setEnabled(setWidth);
 375         if (setWidth)
 376                 Width->setFocus(Qt::OtherFocusReason);
 377
 378         bool const setHeight = HeightCB->isChecked();
 379         aspectratio->setEnabled(setWidth && setHeight);
 380         aspectratio->blockSignals(true);
 381         aspectratio->setChecked(!(setWidth && setHeight));
 382         aspectratio->blockSignals(false);
 383
 384         scaleCB->setEnabled(!setWidth && !setHeight);
 385         //already will be unchecked, so don't need to do that
 386         Scale->setEnabled((!setWidth && !setHeight) //=scaleCB->isEnabled()
 387                         && scaleCB->isChecked()); //should be false, but let's check
 388         rotateOrderCB->setEnabled((setWidth || setHeight ||
 389                                  scaleCB->isChecked()) &&
 390                                  (angle->text() != "0"));
 391
 392         setAutoText();
 393 }
 394
 395
 396 void GuiGraphics::on_HeightCB_toggled(bool setHeight)
 397 {
 398         Height->setEnabled(setHeight);
 399         heightUnit->setEnabled(setHeight);
 400         if (setHeight)
 401                 Height->setFocus(Qt::OtherFocusReason);
 402
 403         bool const setWidth = WidthCB->isChecked();
 404         aspectratio->setEnabled(setWidth && setHeight);
 405         aspectratio->blockSignals(true);
 406         aspectratio->setChecked(!(setWidth && setHeight));
 407         aspectratio->blockSignals(false);
 408
 409         scaleCB->setEnabled(!setWidth && !setHeight);
 410         //already unchecked
 411         Scale->setEnabled((!setWidth && !setHeight) //=scaleCB->isEnabled()
 412                 && scaleCB->isChecked()); //should be false
 413         rotateOrderCB->setEnabled((setWidth || setHeight ||
 414                                  scaleCB->isChecked()) &&
 415                                  (angle->text() != "0"));
 416
 417         setAutoText();
 418 }
 419
 420
 421 void GuiGraphics::on_angle_textChanged(const QString & filename)
 422 {
 423         rotateOrderCB->setEnabled((WidthCB->isChecked() ||
 424                                  HeightCB->isChecked() ||
 425                                  scaleCB->isChecked()) &&
 426                                  (filename != "0"));
 427 }
 428
 429 // returns the number of the string s in the vector v
 430 static int getItemNo(const vector<string> & v, string const & s)
 431 {
 432         vector<string>::const_iterator cit =
 433                     find(v.begin(), v.end(), s);
 434         return (cit != v.end()) ? int(cit - v.begin()) : 0;
 435 }
 436
 437
 438 void GuiGraphics::updateContents()
 439 {
 440         // clear and fill in the comboboxes
 441         vector<string> const bb_units = frontend::getBBUnits();
 442         lbXunit->clear();
 443         lbYunit->clear();
 444         rtXunit->clear();
 445         rtYunit->clear();
 446         for (vector<string>::const_iterator it = bb_units.begin();
 447             it != bb_units.end(); ++it) {
 448                 lbXunit->addItem(toqstr(*it));
 449                 lbYunit->addItem(toqstr(*it));
 450                 rtXunit->addItem(toqstr(*it));
 451                 rtYunit->addItem(toqstr(*it));
 452         }
 453
 454         InsetGraphicsParams & igp = params_;
 455
 456         // set the right default unit
 457         Length::UNIT unitDefault = Length::CM;
 458         switch (lyxrc.default_papersize) {
 459                 case PAPER_USLETTER:
 460                 case PAPER_USLEGAL:
 461                 case PAPER_USEXECUTIVE:
 462                         unitDefault = Length::IN;
 463                         break;
 464                 default:
 465                         break;
 466         }
 467
 468         string const name =
 469                 igp.filename.outputFilename(bufferFilepath());
 470         filename->setText(toqstr(name));
 471     embedCB->setCheckState(igp.filename.embedded() ? Qt::Checked : Qt::Unchecked);
 472
 473         // set the bounding box values
 474         if (igp.bb.empty()) {
 475                 string const bb = readBB(igp.filename.absFilename());
 476                 // the values from the file always have the bigpoint-unit bp
 477                 lbX->setText(toqstr(token(bb, ' ', 0)));
 478                 lbY->setText(toqstr(token(bb, ' ', 1)));
 479                 rtX->setText(toqstr(token(bb, ' ', 2)));
 480                 rtY->setText(toqstr(token(bb, ' ', 3)));
 481                 lbXunit->setCurrentIndex(0);
 482                 lbYunit->setCurrentIndex(0);
 483                 rtXunit->setCurrentIndex(0);
 484                 rtYunit->setCurrentIndex(0);
 485                 bbChanged = false;
 486         } else {
 487                 // get the values from the inset
 488                 Length anyLength;
 489                 string const xl = token(igp.bb, ' ', 0);
 490                 string const yl = token(igp.bb, ' ', 1);
 491                 string const xr = token(igp.bb, ' ', 2);
 492                 string const yr = token(igp.bb, ' ', 3);
 493                 if (isValidLength(xl, &anyLength)) {
 494                         lbX->setText(toqstr(convert<string>(anyLength.value())));
 495                         string const unit(unit_name[anyLength.unit()]);
 496                         lbXunit->setCurrentIndex(getItemNo(bb_units, unit));
 497                 } else {
 498                         lbX->setText(toqstr(xl));
 499                 }
 500                 if (isValidLength(yl, &anyLength)) {
 501                         lbY->setText(toqstr(convert<string>(anyLength.value())));
 502                         string const unit(unit_name[anyLength.unit()]);
 503                         lbYunit->setCurrentIndex(getItemNo(bb_units, unit));
 504                 } else {
 505                         lbY->setText(toqstr(xl));
 506                 }
 507                 if (isValidLength(xr, &anyLength)) {
 508                         rtX->setText(toqstr(convert<string>(anyLength.value())));
 509                         string const unit(unit_name[anyLength.unit()]);
 510                         rtXunit->setCurrentIndex(getItemNo(bb_units, unit));
 511                 } else {
 512                         rtX->setText(toqstr(xl));
 513                 }
 514                 if (isValidLength(yr, &anyLength)) {
 515                         rtY->setText(toqstr(convert<string>(anyLength.value())));
 516                         string const unit(unit_name[anyLength.unit()]);
 517                         rtYunit->setCurrentIndex(getItemNo(bb_units, unit));
 518                 } else {
 519                         rtY->setText(toqstr(xl));
 520                 }
 521                 bbChanged = true;
 522         }
 523
 524         // Update the draft and clip mode
 525         draftCB->setChecked(igp.draft);
 526         clip->setChecked(igp.clip);
 527         unzipCB->setChecked(igp.noUnzip);
 528
 529         // Update the subcaption check button and input field
 530         subfigure->setChecked(igp.subcaption);
 531         subcaption->setText(toqstr(igp.subcaptionText));
 532
 533         int item = 0;
 534         switch (igp.display) {
 535                 case graphics::DefaultDisplay: item = 0; break;
 536                 case graphics::MonochromeDisplay: item = 1; break;
 537                 case graphics::GrayscaleDisplay: item = 2; break;
 538                 case graphics::ColorDisplay: item = 3; break;
 539                 case graphics::NoDisplay: item = 0; break;
 540         }
 541         showCB->setCurrentIndex(item);
 542         displayscale->setText(toqstr(convert<string>(igp.lyxscale)));
 543         displayGB->setChecked(igp.display != graphics::NoDisplay);
 544
 545         // the output section (width/height)
 546
 547         Scale->setText(toqstr(igp.scale));
 548         //igp.scale defaults to 100, so we treat it as empty
 549         bool const scaleChecked = !igp.scale.empty() && igp.scale != "100";
 550         scaleCB->blockSignals(true);
 551         scaleCB->setChecked(scaleChecked);
 552         scaleCB->blockSignals(false);
 553         Scale->setEnabled(scaleChecked);
 554
 555         lengthAutoToWidgets(Width, widthUnit, igp.width,
 556                 unitDefault);
 557         bool const widthChecked = !Width->text().isEmpty() &&
 558                 Width->text() != "auto";
 559         WidthCB->blockSignals(true);
 560         WidthCB->setChecked(widthChecked);
 561         WidthCB->blockSignals(false);
 562         Width->setEnabled(widthChecked);
 563         widthUnit->setEnabled(widthChecked);
 564
 565         lengthAutoToWidgets(Height, heightUnit, igp.height,
 566                 unitDefault);
 567         bool const heightChecked = !Height->text().isEmpty()
 568                 && Height->text() != "auto";
 569         HeightCB->blockSignals(true);
 570         HeightCB->setChecked(heightChecked);
 571         HeightCB->blockSignals(false);
 572         Height->setEnabled(heightChecked);
 573         heightUnit->setEnabled(heightChecked);
 574
 575         scaleCB->setEnabled(!widthChecked && !heightChecked);
 576         WidthCB->setEnabled(!scaleChecked);
 577         HeightCB->setEnabled(!scaleChecked);
 578         aspectratio->setEnabled(widthChecked && heightChecked);
 579
 580         setAutoText();
 581
 582         angle->setText(toqstr(igp.rotateAngle));
 583         rotateOrderCB->setChecked(igp.scaleBeforeRotation);
 584
 585         rotateOrderCB->setEnabled( (widthChecked || heightChecked || scaleChecked)
 586                 && igp.rotateAngle != "0");
 587
 588         origin->clear();
 589
 590         vector<RotationOriginPair> origindata = getRotationOriginData();
 591         vector<docstring> const origin_lang = getFirst(origindata);
 592         origin_ltx = getSecond(origindata);
 593
 594         for (vector<docstring>::const_iterator it = origin_lang.begin();
 595             it != origin_lang.end(); ++it)
 596                 origin->addItem(toqstr(*it));
 597
 598         if (!igp.rotateOrigin.empty())
 599                 origin->setCurrentIndex(
 600                         getItemNo(origin_ltx, igp.rotateOrigin));
 601         else
 602                 origin->setCurrentIndex(0);
 603
 604         // disable edit button when no filename is present
 605         editPB->setDisabled(filename->text().isEmpty());
 606
 607         //// latex section
 608         latexoptions->setText(toqstr(igp.special));
 609 }
 610
 611
 612 void GuiGraphics::applyView()
 613 {
 614         InsetGraphicsParams & igp = params_;
 615
 616         igp.filename.set(internal_path(fromqstr(filename->text())),
 617                          bufferFilepath());
 618         igp.filename.setEmbed(embedCB->checkState() == Qt::Checked);
 619
 620         // the bb section
 621         igp.bb.erase();
 622         if (bbChanged) {
 623                 string bb;
 624                 string lbXs = fromqstr(lbX->text());
 625                 string lbYs = fromqstr(lbY->text());
 626                 string rtXs = fromqstr(rtX->text());
 627                 string rtYs = fromqstr(rtY->text());
 628                 int bb_sum =
 629                         convert<int>(lbXs) + convert<int>(lbYs) +
 630                         convert<int>(rtXs) + convert<int>(rtXs);
 631                 if (bb_sum) {
 632                         if (lbXs.empty())
 633                                 bb = "0 ";
 634                         else
 635                                 bb = lbXs + fromqstr(lbXunit->currentText()) + ' ';
 636                         if (lbYs.empty())
 637                                 bb += "0 ";
 638                         else
 639                                 bb += (lbYs + fromqstr(lbYunit->currentText()) + ' ');
 640                         if (rtXs.empty())
 641                                 bb += "0 ";
 642                         else
 643                                 bb += (rtXs + fromqstr(rtXunit->currentText()) + ' ');
 644                         if (rtYs.empty())
 645                                 bb += '0';
 646                         else
 647                                 bb += (rtYs + fromqstr(rtYunit->currentText()));
 648                         igp.bb = bb;
 649                 }
 650         }
 651
 652         igp.draft = draftCB->isChecked();
 653         igp.clip = clip->isChecked();
 654         igp.subcaption = subfigure->isChecked();
 655         igp.subcaptionText = fromqstr(subcaption->text());
 656
 657         switch (showCB->currentIndex()) {
 658                 case 0: igp.display = graphics::DefaultDisplay; break;
 659                 case 1: igp.display = graphics::MonochromeDisplay; break;
 660                 case 2: igp.display = graphics::GrayscaleDisplay; break;
 661                 case 3: igp.display = graphics::ColorDisplay; break;
 662                 default:;
 663         }
 664
 665         if (!displayGB->isChecked())
 666                 igp.display = graphics::NoDisplay;
 667
 668         //the graphics section
 669         if (scaleCB->isChecked() && !Scale->text().isEmpty()) {
 670                 igp.scale = fromqstr(Scale->text());
 671                 igp.width = Length("0pt");
 672                 igp.height = Length("0pt");
 673                 igp.keepAspectRatio = false;
 674         } else {
 675                 igp.scale = string();
 676                 igp.width = WidthCB->isChecked() ?
 677                         //Note that this works even if Width is "auto", since in
 678                         //that case we get "0pt".
 679                         Length(widgetsToLength(Width, widthUnit)):
 680                         Length("0pt");
 681                 igp.height = HeightCB->isChecked() ?
 682                         Length(widgetsToLength(Height, heightUnit)) :
 683                         Length("0pt");
 684                 igp.keepAspectRatio = aspectratio->isEnabled() &&
 685                         aspectratio->isChecked() &&
 686                         igp.width.value() > 0 && igp.height.value() > 0;
 687         }
 688
 689         igp.noUnzip = unzipCB->isChecked();
 690         igp.lyxscale = displayscale->text().toInt();
 691         igp.rotateAngle = fromqstr(angle->text());
 692
 693         double rotAngle = convert<double>(igp.rotateAngle);
 694         if (std::abs(rotAngle) > 360.0) {
 695                 rotAngle -= 360.0 * floor(rotAngle / 360.0);
 696                 igp.rotateAngle = convert<string>(rotAngle);
 697         }
 698
 699         // save the latex name for the origin. If it is the default
 700         // then origin_ltx returns ""
 701         igp.rotateOrigin = origin_ltx[origin->currentIndex()];
 702         igp.scaleBeforeRotation = rotateOrderCB->isChecked();
 703
 704         // more latex options
 705         igp.special = fromqstr(latexoptions->text());
 706 }
 707
 708
 709 void GuiGraphics::getBB()
 710 {
 711         string const fn = fromqstr(filename->text());
 712         if (!fn.empty()) {
 713                 string const bb = readBB(fn);
 714                 if (!bb.empty()) {
 715                         lbX->setText(toqstr(token(bb, ' ', 0)));
 716                         lbY->setText(toqstr(token(bb, ' ', 1)));
 717                         rtX->setText(toqstr(token(bb, ' ', 2)));
 718                         rtY->setText(toqstr(token(bb, ' ', 3)));
 719                         // the default units for the bb values when reading
 720                         // it from the file
 721                         lbXunit->setCurrentIndex(0);
 722                         lbYunit->setCurrentIndex(0);
 723                         rtXunit->setCurrentIndex(0);
 724                         rtYunit->setCurrentIndex(0);
 725                 }
 726                 bbChanged = false;
 727         }
 728 }
 729
 730
 731 bool GuiGraphics::isValid()
 732 {
 733         return !filename->text().isEmpty();
 734 }
 735
 736
 737 bool GuiGraphics::initialiseParams(string const & data)
 738 {
 739         InsetGraphicsMailer::string2params(data, buffer(), params_);
 740         return true;
 741 }
 742
 743
 744 void GuiGraphics::clearParams()
 745 {
 746         params_ = InsetGraphicsParams();
 747 }
 748
 749
 750 void GuiGraphics::dispatchParams()
 751 {
 752         InsetGraphicsParams tmp_params(params_);
 753         string const lfun =
 754                 InsetGraphicsMailer::params2string(tmp_params, buffer());
 755         dispatch(FuncRequest(getLfun(), lfun));
 756 }
 757
 758
 759 docstring const GuiGraphics::browse(docstring const & in_name) const
 760 {
 761         docstring const title = _("Select graphics file");
 762
 763         // Does user clipart directory exist?
 764         string clipdir = addName(package().user_support().absFilename(), "clipart");
 765         FileName clip(clipdir);
 766         if (!clip.exists() && clip.isDirectory())
 767                 // No - bail out to system clipart directory
 768                 clipdir = addName(package().system_support().absFilename(), "clipart");
 769         pair<docstring, docstring> dir1(_("Clipart|#C#c"), from_utf8(clipdir));
 770         pair<docstring, docstring> dir2(_("Documents|#o#O"), from_utf8(lyxrc.document_path));
 771         // Show the file browser dialog
 772         return browseRelFile(in_name, from_utf8(bufferFilepath()),
 773                 title, FileFilterList(), false, dir1, dir2);
 774 }
 775
 776
 777 string const GuiGraphics::readBB(string const & file)
 778 {
 779         FileName const abs_file(makeAbsPath(file, bufferFilepath()));
 780
 781         // try to get it from the file, if possible. Zipped files are
 782         // unzipped in the readBB_from_PSFile-Function
 783         string const bb = readBB_from_PSFile(abs_file);
 784         if (!bb.empty())
 785                 return bb;
 786
 787         // we don't, so ask the Graphics Cache if it has loaded the file
 788         int width = 0;
 789         int height = 0;
 790
 791         graphics::Cache & gc = graphics::Cache::get();
 792         if (gc.inCache(abs_file)) {
 793                 graphics::Image const * image = gc.item(abs_file)->image();
 794
 795                 if (image) {
 796                         width  = image->getWidth();
 797                         height = image->getHeight();
 798                 }
 799         }
 800
 801         return ("0 0 " + convert<string>(width) + ' ' + convert<string>(height));
 802 }
 803
 804
 805 bool GuiGraphics::isFilenameValid(string const & fname) const
 806 {
 807         // It may be that the filename is relative.
 808         return isFileReadable(makeAbsPath(fname, bufferFilepath()));
 809 }
 810
 811
 812 void GuiGraphics::editGraphics()
 813 {
 814         applyView();
 815         string const lfun =
 816                 InsetGraphicsMailer::params2string(params_, buffer());
 817         dispatch(FuncRequest(LFUN_GRAPHICS_EDIT, lfun));
 818 }
 819
 820
 821 namespace {
 822
 823 char const * const bb_units[] = { "bp", "cm", "mm", "in" };
 824 size_t const bb_size = sizeof(bb_units) / sizeof(char *);
 825
 826 // These are the strings that are stored in the LyX file and which
 827 // correspond to the LaTeX identifiers shown in the comments at the
 828 // end of each line.
 829 char const * const rorigin_lyx_strs[] = {
 830         // the LaTeX default is leftBaseline
 831         "",
 832         "leftTop",  "leftBottom", "leftBaseline", // lt lb lB
 833         "center", "centerTop", "centerBottom", "centerBaseline", // c ct cb cB
 834         "rightTop", "rightBottom", "rightBaseline" }; // rt rb rB
 835
 836 // These are the strings, corresponding to the above, that the GUI should
 837 // use. Note that they can/should be translated.
 838 char const * const rorigin_gui_strs[] = {
 839         N_("Default"),
 840         N_("Top left"), N_("Bottom left"), N_("Baseline left"),
 841         N_("Center"), N_("Top center"), N_("Bottom center"), N_("Baseline center"),
 842         N_("Top right"), N_("Bottom right"), N_("Baseline right") };
 843
 844 size_t const rorigin_size = sizeof(rorigin_lyx_strs) / sizeof(char *);
 845
 846 } // namespace anon
 847
 848
 849 vector<string> const getBBUnits()
 850 {
 851         return vector<string>(bb_units, bb_units + bb_size);
 852 }
 853
 854
 855 vector<RotationOriginPair> getRotationOriginData()
 856 {
 857         static vector<RotationOriginPair> data;
 858         if (!data.empty())
 859                 return data;
 860
 861         data.resize(rorigin_size);
 862         for (size_type i = 0; i < rorigin_size; ++i) {
 863                 data[i] = make_pair(_(rorigin_gui_strs[i]),
 864                                     rorigin_lyx_strs[i]);
 865         }
 866
 867         return data;
 868 }
 869
 870
 871 Dialog * createGuiGraphics(LyXView & lv) { return new GuiGraphics(lv); }
 872
 873
 874 } // namespace frontend
 875 } // namespace lyx
 876
 877 #include "GuiGraphics_moc.cpp"