2 * \file GuiGraphics.cpp
3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
6 * \author Angus Leeming
10 * \author Richard Heck
12 * Full author contact details are available in file CREDITS.
17 #include "GuiGraphics.h"
19 #include "LengthCombo.h"
22 #include "qt_helpers.h"
23 #include "Validator.h"
25 #include "FuncRequest.h"
27 #include "graphics/GraphicsCache.h"
28 #include "graphics/GraphicsCacheItem.h"
29 #include "graphics/GraphicsImage.h"
31 #include "insets/InsetGraphicsParams.h"
33 #include "support/convert.h"
34 #include "support/debug.h"
35 #include "support/FileFilterList.h"
36 #include "support/filetools.h"
37 #include "support/gettext.h"
38 #include "support/lstrings.h"
39 #include "support/os.h"
40 #include "support/Package.h"
41 #include "support/types.h"
46 #include <QPushButton>
53 using namespace lyx::support;
57 // These are the strings that are stored in the LyX file and which
58 // correspond to the LaTeX identifiers shown in the comments at the
60 char const * const rorigin_lyx_strs[] = {
61 // the LaTeX default is leftBaseline
63 "leftTop", "leftBottom", "leftBaseline", // lt lb lB
64 "center", "centerTop", "centerBottom", "centerBaseline", // c ct cb cB
65 "rightTop", "rightBottom", "rightBaseline" }; // rt rb rB
67 // These are the strings, corresponding to the above, that the GUI should
68 // use. Note that they can/should be translated.
69 char const * const rorigin_gui_strs[] = {
71 N_("Top left"), N_("Bottom left"), N_("Baseline left"),
72 N_("Center"), N_("Top center"), N_("Bottom center"), N_("Baseline center"),
73 N_("Top right"), N_("Bottom right"), N_("Baseline right") };
75 size_t const rorigin_size = sizeof(rorigin_lyx_strs) / sizeof(char *);
83 //FIXME setAutoTextCB should really take an argument, as indicated, that
84 //determines what text is to be written for "auto". But making
85 //that work involves more extensive revisions than we now want
86 //to make, since "auto" also appears in updateContents() (see
88 //The right way to do this, I think, would be to define a class
89 //checkedLengthSet (and a partnering labeledLengthSete) that encapsulated
90 //the checkbox, line edit, and length combo together, and then made e.g.
91 //lengthToWidgets, widgetsToLength, etc, all public methods of that class.
92 //Perhaps even the validator could be exposed through it.
94 * sets a checkbox-line edit-length combo group, using "text" if the
95 * checkbox is unchecked and clearing the line edit if it previously
98 static void setAutoTextCB(QCheckBox * checkBox, QLineEdit * lineEdit,
99 LengthCombo * lengthCombo/*, string text = "auto"*/)
101 if (!checkBox->isChecked())
102 lengthToWidgets(lineEdit, lengthCombo,
103 "auto", lengthCombo->currentLengthItem());
104 else if (lineEdit->text() == "auto")
105 lengthToWidgets(lineEdit, lengthCombo, string(),
106 lengthCombo->currentLengthItem());
111 vector<typename Pair::first_type> getFirst(vector<Pair> const & pr)
113 size_t const n = pr.size();
114 vector<typename Pair::first_type> tmp(n);
115 for (size_t i = 0; i != n; ++i)
116 tmp[i] = pr[i].first;
123 vector<typename Pair::second_type> getSecond(vector<Pair> const & pr)
125 size_t const n = pr.size();
126 vector<typename Pair::second_type> tmp(n);
127 for (size_t i = 0; i != n; ++i)
128 tmp[i] = pr[i].second;
133 /// The (tranlated) GUI string and it's LaTeX equivalent.
134 typedef pair<docstring, string> RotationOriginPair;
136 vector<RotationOriginPair> getRotationOriginData()
138 static vector<RotationOriginPair> data;
142 data.resize(rorigin_size);
143 for (size_type i = 0; i < rorigin_size; ++i) {
144 data[i] = make_pair(_(rorigin_gui_strs[i]),
145 rorigin_lyx_strs[i]);
153 GuiGraphics::GuiGraphics(GuiView & lv)
154 : GuiDialog(lv, "graphics", qt_("Graphics"))
159 connect(okPB, SIGNAL(clicked()), this, SLOT(slotOK()));
160 connect(applyPB, SIGNAL(clicked()), this, SLOT(slotApply()));
161 connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
162 connect(restorePB, SIGNAL(clicked()), this, SLOT(slotRestore()));
165 connect(filename, SIGNAL(textChanged(const QString &)),
166 this, SLOT(change_adaptor()));
167 connect(WidthCB, SIGNAL( clicked()),
168 this, SLOT(change_adaptor()));
169 connect(HeightCB, SIGNAL( clicked()),
170 this, SLOT(change_adaptor()));
171 connect(Width, SIGNAL(textChanged(const QString &)),
172 this, SLOT(change_adaptor()));
173 connect(Height, SIGNAL(textChanged(const QString &)),
174 this, SLOT(change_adaptor()));
175 connect(heightUnit, SIGNAL(selectionChanged(lyx::Length::UNIT)),
176 this, SLOT(change_adaptor()));
177 connect(widthUnit, SIGNAL(selectionChanged(lyx::Length::UNIT)),
178 this, SLOT(change_adaptor()));
179 connect(aspectratio, SIGNAL(stateChanged(int)),
180 this, SLOT(change_adaptor()));
181 connect(angle, SIGNAL(textChanged(const QString &)),
182 this, SLOT(change_adaptor()));
183 connect(origin, SIGNAL(activated(int)),
184 this, SLOT(change_adaptor()));
185 connect(scaleCB, SIGNAL(clicked()),
186 this, SLOT(change_adaptor()));
187 connect(Scale, SIGNAL(textChanged(const QString &)),
188 this, SLOT(change_adaptor()));
189 connect(rotateOrderCB, SIGNAL(clicked()),
190 this, SLOT(change_adaptor()));
192 filename->setValidator(new PathValidator(true, filename));
193 setFocusProxy(filename);
195 QDoubleValidator * scaleValidator = new DoubleAutoValidator(Scale);
196 scaleValidator->setBottom(0);
197 scaleValidator->setDecimals(256); //I guess that will do
198 Scale->setValidator(scaleValidator);
199 Height->setValidator(unsignedLengthAutoValidator(Height));
200 Width->setValidator(unsignedLengthAutoValidator(Width));
201 angle->setValidator(new QDoubleValidator(-360, 360, 2, angle));
204 connect(clip, SIGNAL(stateChanged(int)),
205 this, SLOT(change_adaptor()));
206 connect(lbY, SIGNAL(textChanged(const QString&)),
207 this, SLOT(change_bb()));
208 connect(lbYunit, SIGNAL(activated(int)),
209 this, SLOT(change_bb()));
210 connect(rtY, SIGNAL(textChanged(const QString&)),
211 this, SLOT(change_bb()));
212 connect(rtYunit, SIGNAL(activated(int)),
213 this, SLOT(change_bb()));
214 connect(lbX, SIGNAL(textChanged(const QString&)),
215 this, SLOT(change_bb()));
216 connect(lbXunit, SIGNAL(activated(int)),
217 this, SLOT(change_bb()));
218 connect(rtX, SIGNAL(textChanged(const QString&)),
219 this, SLOT(change_bb()));
220 connect(rtXunit, SIGNAL(activated(int)),
221 this, SLOT(change_bb()));
222 connect(getPB, SIGNAL(clicked()),
223 this, SLOT(change_adaptor()));
225 lbX->setValidator(new QDoubleValidator(lbX));
226 lbY->setValidator(new QDoubleValidator(lbY));
227 rtX->setValidator(new QDoubleValidator(rtX));
228 rtY->setValidator(new QDoubleValidator(rtY));
231 connect(latexoptions, SIGNAL(textChanged(const QString&)),
232 this, SLOT(change_adaptor()));
233 connect(draftCB, SIGNAL(stateChanged(int)),
234 this, SLOT(change_adaptor()));
235 connect(unzipCB, SIGNAL(stateChanged(int)),
236 this, SLOT(change_adaptor()));
237 // FIXME: we should connect to clicked() when we move to Qt 4.2 because
238 // the toggled(bool) signal is also trigged when we update the widgets
239 // (rgh-4/07) this isn't as much or a problem as it was, because we're now
240 // using blockSignals() to keep from triggering that signal when we call
241 // setChecked(). Note, too, that clicked() would get called whenever it
242 // is clicked, even right clicked (I think), not just whenever it is
244 connect(displayGB, SIGNAL(toggled(bool)),
245 this, SLOT(change_adaptor()));
246 connect(showCB, SIGNAL(currentIndexChanged(int)),
247 this, SLOT(change_adaptor()));
248 connect(displayscale, SIGNAL(textChanged(const QString&)),
249 this, SLOT(change_adaptor()));
250 displayscale->setValidator(new QIntValidator(displayscale));
252 bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
254 bc().setApply(applyPB);
255 bc().setRestore(restorePB);
256 bc().setCancel(closePB);
258 bc().addReadOnly(latexoptions);
259 bc().addReadOnly(filenameL);
260 bc().addReadOnly(filename);
261 bc().addReadOnly(browsePB);
262 bc().addReadOnly(unzipCB);
263 bc().addReadOnly(bbFrame);
264 bc().addReadOnly(draftCB);
265 bc().addReadOnly(clip);
266 bc().addReadOnly(unzipCB);
267 bc().addReadOnly(displayGB);
268 bc().addReadOnly(sizeGB);
269 bc().addReadOnly(rotationGB);
270 bc().addReadOnly(latexoptions);
271 bc().addReadOnly(getPB);
272 bc().addReadOnly(rotateOrderCB);
274 // initialize the length validator
275 bc().addCheckedLineEdit(Scale, scaleCB);
276 bc().addCheckedLineEdit(Width, WidthCB);
277 bc().addCheckedLineEdit(Height, HeightCB);
278 bc().addCheckedLineEdit(displayscale, scaleLA);
279 bc().addCheckedLineEdit(angle, angleL);
280 bc().addCheckedLineEdit(lbX, xL);
281 bc().addCheckedLineEdit(lbY, yL);
282 bc().addCheckedLineEdit(rtX, xL_2);
283 bc().addCheckedLineEdit(rtY, yL_2);
284 bc().addCheckedLineEdit(filename, filenameL);
288 void GuiGraphics::change_adaptor()
294 void GuiGraphics::change_bb()
297 LYXERR(Debug::GRAPHICS, "[bb_Changed set to true]");
302 void GuiGraphics::on_browsePB_clicked()
304 QString const str = browse(filename->text());
305 if (!str.isEmpty()) {
306 filename->setText(str);
312 void GuiGraphics::on_getPB_clicked()
318 void GuiGraphics::setAutoText()
320 if (scaleCB->isChecked())
322 if (!Scale->isEnabled() && Scale->text() != "100")
323 Scale->setText(QString("auto"));
325 setAutoTextCB(WidthCB, Width, widthUnit);
326 setAutoTextCB(HeightCB, Height, heightUnit);
330 void GuiGraphics::on_scaleCB_toggled(bool setScale)
332 Scale->setEnabled(setScale);
334 Scale->setText("100");
335 Scale->setFocus(Qt::OtherFocusReason);
338 WidthCB->setDisabled(setScale);
339 WidthCB->blockSignals(true);
340 WidthCB->setChecked(false);
341 WidthCB->blockSignals(false);
342 Width->setEnabled(false);
343 widthUnit->setEnabled(false);
345 HeightCB->setDisabled(setScale);
346 HeightCB->blockSignals(true);
347 HeightCB->setChecked(false);
348 HeightCB->blockSignals(false);
349 Height->setEnabled(false);
350 heightUnit->setEnabled(false);
352 aspectratio->setDisabled(true);
353 aspectratio->setChecked(true);
355 rotateOrderCB->setEnabled((WidthCB->isChecked() ||
356 HeightCB->isChecked() ||
357 scaleCB->isChecked()) &&
358 (angle->text() != "0"));
364 void GuiGraphics::on_WidthCB_toggled(bool setWidth)
366 Width->setEnabled(setWidth);
367 widthUnit->setEnabled(setWidth);
369 Width->setFocus(Qt::OtherFocusReason);
371 bool const setHeight = HeightCB->isChecked();
372 aspectratio->setEnabled(setWidth && setHeight);
373 aspectratio->blockSignals(true);
374 aspectratio->setChecked(!(setWidth && setHeight));
375 aspectratio->blockSignals(false);
377 scaleCB->setEnabled(!setWidth && !setHeight);
378 //already will be unchecked, so don't need to do that
379 Scale->setEnabled((!setWidth && !setHeight) //=scaleCB->isEnabled()
380 && scaleCB->isChecked()); //should be false, but let's check
381 rotateOrderCB->setEnabled((setWidth || setHeight ||
382 scaleCB->isChecked()) &&
383 (angle->text() != "0"));
389 void GuiGraphics::on_HeightCB_toggled(bool setHeight)
391 Height->setEnabled(setHeight);
392 heightUnit->setEnabled(setHeight);
394 Height->setFocus(Qt::OtherFocusReason);
396 bool const setWidth = WidthCB->isChecked();
397 aspectratio->setEnabled(setWidth && setHeight);
398 aspectratio->blockSignals(true);
399 aspectratio->setChecked(!(setWidth && setHeight));
400 aspectratio->blockSignals(false);
402 scaleCB->setEnabled(!setWidth && !setHeight);
404 Scale->setEnabled((!setWidth && !setHeight) //=scaleCB->isEnabled()
405 && scaleCB->isChecked()); //should be false
406 rotateOrderCB->setEnabled((setWidth || setHeight ||
407 scaleCB->isChecked()) &&
408 (angle->text() != "0"));
414 void GuiGraphics::on_angle_textChanged(const QString & filename)
416 rotateOrderCB->setEnabled((WidthCB->isChecked() ||
417 HeightCB->isChecked() ||
418 scaleCB->isChecked()) &&
422 // returns the number of the string s in the vector v
423 static int itemNumber(const vector<string> & v, string const & s)
425 vector<string>::const_iterator cit =
426 find(v.begin(), v.end(), s);
427 return (cit != v.end()) ? int(cit - v.begin()) : 0;
431 void GuiGraphics::updateContents()
433 static char const * const bb_units[] = { "bp", "cm", "mm", "in" };
434 size_t const bb_size = sizeof(bb_units) / sizeof(bb_units[0]);
436 vector<string> const units = vector<string>(bb_units, bb_units + bb_size);
441 for (vector<string>::const_iterator it = units.begin();
442 it != units.end(); ++it) {
443 lbXunit->addItem(toqstr(*it));
444 lbYunit->addItem(toqstr(*it));
445 rtXunit->addItem(toqstr(*it));
446 rtYunit->addItem(toqstr(*it));
449 InsetGraphicsParams & igp = params_;
451 // set the right default unit
452 Length::UNIT unitDefault = Length::CM;
453 switch (lyxrc.default_papersize) {
456 case PAPER_USEXECUTIVE:
457 unitDefault = Length::IN;
463 lyxerr << fromqstr(bufferFilepath());
465 igp.filename.outputFilename(fromqstr(bufferFilepath()));
466 filename->setText(toqstr(name));
468 // set the bounding box values
469 if (igp.bb.empty()) {
470 string const bb = readBoundingBox(igp.filename.absFilename());
471 // the values from the file always have the bigpoint-unit bp
472 lbX->setText(toqstr(token(bb, ' ', 0)));
473 lbY->setText(toqstr(token(bb, ' ', 1)));
474 rtX->setText(toqstr(token(bb, ' ', 2)));
475 rtY->setText(toqstr(token(bb, ' ', 3)));
476 lbXunit->setCurrentIndex(0);
477 lbYunit->setCurrentIndex(0);
478 rtXunit->setCurrentIndex(0);
479 rtYunit->setCurrentIndex(0);
482 // get the values from the inset
484 string const xl = token(igp.bb, ' ', 0);
485 string const yl = token(igp.bb, ' ', 1);
486 string const xr = token(igp.bb, ' ', 2);
487 string const yr = token(igp.bb, ' ', 3);
488 if (isValidLength(xl, &anyLength)) {
489 lbX->setText(toqstr(convert<string>(anyLength.value())));
490 string const unit = unit_name[anyLength.unit()];
491 lbXunit->setCurrentIndex(itemNumber(units, unit));
493 lbX->setText(toqstr(xl));
495 if (isValidLength(yl, &anyLength)) {
496 lbY->setText(toqstr(convert<string>(anyLength.value())));
497 string const unit = unit_name[anyLength.unit()];
498 lbYunit->setCurrentIndex(itemNumber(units, unit));
500 lbY->setText(toqstr(xl));
502 if (isValidLength(xr, &anyLength)) {
503 rtX->setText(toqstr(convert<string>(anyLength.value())));
504 string const unit = unit_name[anyLength.unit()];
505 rtXunit->setCurrentIndex(itemNumber(units, unit));
507 rtX->setText(toqstr(xl));
509 if (isValidLength(yr, &anyLength)) {
510 rtY->setText(toqstr(convert<string>(anyLength.value())));
511 string const unit = unit_name[anyLength.unit()];
512 rtYunit->setCurrentIndex(itemNumber(units, unit));
514 rtY->setText(toqstr(xl));
519 // Update the draft and clip mode
520 draftCB->setChecked(igp.draft);
521 clip->setChecked(igp.clip);
522 unzipCB->setChecked(igp.noUnzip);
525 switch (igp.display) {
526 case graphics::DefaultDisplay: item = 0; break;
527 case graphics::MonochromeDisplay: item = 1; break;
528 case graphics::GrayscaleDisplay: item = 2; break;
529 case graphics::ColorDisplay: item = 3; break;
530 case graphics::NoDisplay: item = 0; break;
532 showCB->setCurrentIndex(item);
533 displayscale->setText(toqstr(convert<string>(igp.lyxscale)));
534 displayGB->setChecked(igp.display != graphics::NoDisplay);
536 // the output section (width/height)
538 Scale->setText(toqstr(igp.scale));
539 //igp.scale defaults to 100, so we treat it as empty
540 bool const scaleChecked = !igp.scale.empty() && igp.scale != "100";
541 scaleCB->blockSignals(true);
542 scaleCB->setChecked(scaleChecked);
543 scaleCB->blockSignals(false);
544 Scale->setEnabled(scaleChecked);
546 lengthAutoToWidgets(Width, widthUnit, igp.width,
548 bool const widthChecked = !Width->text().isEmpty() &&
549 Width->text() != "auto";
550 WidthCB->blockSignals(true);
551 WidthCB->setChecked(widthChecked);
552 WidthCB->blockSignals(false);
553 Width->setEnabled(widthChecked);
554 widthUnit->setEnabled(widthChecked);
556 lengthAutoToWidgets(Height, heightUnit, igp.height,
558 bool const heightChecked = !Height->text().isEmpty()
559 && Height->text() != "auto";
560 HeightCB->blockSignals(true);
561 HeightCB->setChecked(heightChecked);
562 HeightCB->blockSignals(false);
563 Height->setEnabled(heightChecked);
564 heightUnit->setEnabled(heightChecked);
566 scaleCB->setEnabled(!widthChecked && !heightChecked);
567 WidthCB->setEnabled(!scaleChecked);
568 HeightCB->setEnabled(!scaleChecked);
569 aspectratio->setEnabled(widthChecked && heightChecked);
573 angle->setText(toqstr(igp.rotateAngle));
574 rotateOrderCB->setChecked(igp.scaleBeforeRotation);
576 rotateOrderCB->setEnabled( (widthChecked || heightChecked || scaleChecked)
577 && igp.rotateAngle != "0");
581 vector<RotationOriginPair> origindata = getRotationOriginData();
582 vector<docstring> const origin_lang = getFirst(origindata);
583 origin_ltx = getSecond(origindata);
585 for (vector<docstring>::const_iterator it = origin_lang.begin();
586 it != origin_lang.end(); ++it)
587 origin->addItem(toqstr(*it));
589 if (!igp.rotateOrigin.empty())
590 origin->setCurrentIndex(itemNumber(origin_ltx, igp.rotateOrigin));
592 origin->setCurrentIndex(0);
595 latexoptions->setText(toqstr(igp.special));
599 void GuiGraphics::applyView()
601 InsetGraphicsParams & igp = params_;
603 igp.filename.set(fromqstr(filename->text()), fromqstr(bufferFilepath()));
609 string lbXs = fromqstr(lbX->text());
610 string lbYs = fromqstr(lbY->text());
611 string rtXs = fromqstr(rtX->text());
612 string rtYs = fromqstr(rtY->text());
614 convert<int>(lbXs) + convert<int>(lbYs) +
615 convert<int>(rtXs) + convert<int>(rtXs);
620 bb = lbXs + fromqstr(lbXunit->currentText()) + ' ';
624 bb += (lbYs + fromqstr(lbYunit->currentText()) + ' ');
628 bb += (rtXs + fromqstr(rtXunit->currentText()) + ' ');
632 bb += (rtYs + fromqstr(rtYunit->currentText()));
637 igp.draft = draftCB->isChecked();
638 igp.clip = clip->isChecked();
640 switch (showCB->currentIndex()) {
641 case 0: igp.display = graphics::DefaultDisplay; break;
642 case 1: igp.display = graphics::MonochromeDisplay; break;
643 case 2: igp.display = graphics::GrayscaleDisplay; break;
644 case 3: igp.display = graphics::ColorDisplay; break;
648 if (!displayGB->isChecked())
649 igp.display = graphics::NoDisplay;
651 //the graphics section
652 if (scaleCB->isChecked() && !Scale->text().isEmpty()) {
653 igp.scale = fromqstr(Scale->text());
654 igp.width = Length("0pt");
655 igp.height = Length("0pt");
656 igp.keepAspectRatio = false;
658 igp.scale = string();
659 igp.width = WidthCB->isChecked() ?
660 //Note that this works even if Width is "auto", since in
661 //that case we get "0pt".
662 Length(widgetsToLength(Width, widthUnit)):
664 igp.height = HeightCB->isChecked() ?
665 Length(widgetsToLength(Height, heightUnit)) :
667 igp.keepAspectRatio = aspectratio->isEnabled() &&
668 aspectratio->isChecked() &&
669 igp.width.value() > 0 && igp.height.value() > 0;
672 igp.noUnzip = unzipCB->isChecked();
673 igp.lyxscale = displayscale->text().toInt();
674 igp.rotateAngle = fromqstr(angle->text());
676 double rotAngle = convert<double>(igp.rotateAngle);
677 if (abs(rotAngle) > 360.0) {
678 rotAngle -= 360.0 * floor(rotAngle / 360.0);
679 igp.rotateAngle = convert<string>(rotAngle);
682 // save the latex name for the origin. If it is the default
683 // then origin_ltx returns ""
684 igp.rotateOrigin = origin_ltx[origin->currentIndex()];
685 igp.scaleBeforeRotation = rotateOrderCB->isChecked();
687 // more latex options
688 igp.special = fromqstr(latexoptions->text());
692 void GuiGraphics::getBB()
694 string const fn = fromqstr(filename->text());
697 string const bb = readBoundingBox(fn);
701 lbX->setText(toqstr(token(bb, ' ', 0)));
702 lbY->setText(toqstr(token(bb, ' ', 1)));
703 rtX->setText(toqstr(token(bb, ' ', 2)));
704 rtY->setText(toqstr(token(bb, ' ', 3)));
705 // the default units for the bb values when reading
707 lbXunit->setCurrentIndex(0);
708 lbYunit->setCurrentIndex(0);
709 rtXunit->setCurrentIndex(0);
710 rtYunit->setCurrentIndex(0);
714 bool GuiGraphics::isValid()
716 return !filename->text().isEmpty();
720 bool GuiGraphics::initialiseParams(string const & data)
722 InsetGraphics::string2params(data, buffer(), params_);
727 void GuiGraphics::clearParams()
729 params_ = InsetGraphicsParams();
733 void GuiGraphics::dispatchParams()
735 InsetGraphicsParams tmp_params(params_);
736 string const lfun = InsetGraphics::params2string(tmp_params, buffer());
737 dispatch(FuncRequest(getLfun(), lfun));
741 QString GuiGraphics::browse(QString const & in_name) const
743 QString const title = qt_("Select graphics file");
745 // Does user clipart directory exist?
746 string clipdir = addName(package().user_support().absFilename(), "clipart");
747 FileName clip(clipdir);
749 // bail out to system clipart directory
750 if (!clip.isDirectory())
751 clipdir = addName(package().system_support().absFilename(), "clipart");
753 return browseRelFile(in_name, bufferFilepath(),
754 title, FileFilterList(), false,
755 qt_("Clipart|#C#c"), toqstr(clipdir),
756 qt_("Documents|#o#O"), toqstr(lyxrc.document_path));
760 string GuiGraphics::readBoundingBox(string const & file)
762 FileName const abs_file = makeAbsPath(file, fromqstr(bufferFilepath()));
764 // try to get it from the file, if possible. Zipped files are
765 // unzipped in the readBB_from_PSFile-Function
766 string const bb = readBB_from_PSFile(abs_file);
770 // we don't, so ask the Graphics Cache if it has loaded the file
774 graphics::Cache & gc = graphics::Cache::get();
775 if (gc.inCache(abs_file)) {
776 graphics::Image const * image = gc.item(abs_file)->image();
779 width = image->width();
780 height = image->height();
784 return ("0 0 " + convert<string>(width) + ' ' + convert<string>(height));
788 bool GuiGraphics::isFileNameValid(string const & fname) const
790 // It may be that the filename is relative.
791 return makeAbsPath(fname, fromqstr(bufferFilepath())).isReadableFile();
795 Dialog * createGuiGraphics(GuiView & lv) { return new GuiGraphics(lv); }
798 } // namespace frontend
801 #include "GuiGraphics_moc.cpp"