2 * \file insetexternal.C
3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
6 * \author Asger Alstrup Nielsen
8 * Full author contact details are available in file CREDITS.
13 #include "insetexternal.h"
14 #include "insets/ExternalSupport.h"
15 #include "insets/ExternalTemplate.h"
16 #include "insets/render_button.h"
17 #include "insets/render_graphic.h"
18 #include "insets/render_preview.h"
21 #include "BufferView.h"
24 #include "dispatchresult.h"
25 #include "funcrequest.h"
27 #include "LaTeXFeatures.h"
31 #include "metricsinfo.h"
32 #include "outputparams.h"
34 #include "frontends/lyx_gui.h"
35 #include "frontends/LyXView.h"
37 #include "graphics/PreviewLoader.h"
39 #include "support/FileInfo.h"
40 #include "support/filetools.h"
41 #include "support/lstrings.h"
42 #include "support/lyxlib.h"
43 #include "support/tostr.h"
44 #include "support/translator.h"
45 #include "support/std_sstream.h"
47 #include <boost/bind.hpp>
50 namespace support = lyx::support;
51 namespace external = lyx::external;
52 namespace graphics = lyx::graphics;
57 using std::istringstream;
59 using std::ostringstream;
65 external::DisplayType const defaultDisplayType = external::NoDisplay;
67 unsigned int const defaultLyxScale = 100;
69 string defaultTemplateName = "RasterImage";
79 tempname_ = support::tempName(string(), "lyxext");
80 // FIXME: This is unsafe
81 support::unlink(tempname_);
82 // must have an extension for the converter code to work correctly.
87 TempName::TempName(TempName const &)
89 tempname_ = TempName()();
95 support::unlink(tempname_);
100 TempName::operator=(TempName const & other)
103 tempname_ = TempName()();
110 /// The translator between the Display enum and corresponding lyx string.
111 Translator<DisplayType, string> const initTranslator()
113 Translator<DisplayType, string> translator(DefaultDisplay, "default");
115 // Fill the display translator
116 translator.addPair(MonochromeDisplay, "monochrome");
117 translator.addPair(GrayscaleDisplay, "grayscale");
118 translator.addPair(ColorDisplay, "color");
119 translator.addPair(PreviewDisplay, "preview");
120 translator.addPair(NoDisplay, "none");
128 Translator<DisplayType, string> const & displayTranslator()
130 static Translator<DisplayType, string> const translator =
135 } // namespace external
139 InsetExternalParams::InsetExternalParams()
140 : display(defaultDisplayType),
141 lyxscale(defaultLyxScale),
143 templatename_(defaultTemplateName)
149 template <typename T>
150 void clearIfNotFound(T & data, external::TransformID value,
151 vector<external::TransformID> const & ids)
153 typedef vector<external::TransformID>::const_iterator
156 const_iterator it = ids.begin();
157 const_iterator end = ids.end();
158 it = std::find(it, end, value);
166 void InsetExternalParams::settemplate(string const & name)
168 templatename_ = name;
170 external::TemplateManager const & etm =
171 external::TemplateManager::get();
172 external::Template const * const et = etm.getTemplateByName(name);
174 // Be safe. Don't lose data.
177 // Ascertain which transforms the template supports.
178 // Empty all those that it doesn't.
179 vector<external::TransformID> const & ids = et->transformIds;
180 clearIfNotFound(clipdata, external::Clip, ids);
181 clearIfNotFound(extradata, external::Extra, ids);
182 clearIfNotFound(resizedata, external::Resize, ids);
183 clearIfNotFound(rotationdata, external::Rotate, ids);
187 void InsetExternalParams::write(Buffer const & buffer, ostream & os) const
190 << "\ttemplate " << templatename() << '\n';
192 if (!filename.empty())
194 << filename.outputFilename(buffer.filePath())
197 if (display != defaultDisplayType)
199 << external::displayTranslator().find(display)
202 if (lyxscale != defaultLyxScale)
203 os << "\tlyxscale " << tostr(lyxscale) << '\n';
208 if (!clipdata.bbox.empty())
209 os << "\tboundingBox " << clipdata.bbox << '\n';
213 external::ExtraData::const_iterator it = extradata.begin();
214 external::ExtraData::const_iterator end = extradata.end();
215 for (; it != end; ++it) {
216 if (!it->second.empty())
217 os << "\textra " << it->first << " \""
218 << it->second << "\"\n";
221 if (!rotationdata.no_rotation()) {
222 os << "\trotateAngle " << rotationdata.angle() << '\n';
223 if (rotationdata.origin() != external::RotationData::DEFAULT)
224 os << "\trotateOrigin "
225 << rotationdata.originString() << '\n';
228 if (!resizedata.no_resize()) {
229 using support::float_equal;
231 if (!float_equal(resizedata.scale, 0.0, 0.05)) {
232 if (!float_equal(resizedata.scale, 100.0, 0.05))
234 << resizedata.scale << '\n';
236 if (!resizedata.width.zero())
238 << resizedata.width.asString() << '\n';
239 if (!resizedata.height.zero())
241 << resizedata.height.asString() << '\n';
243 if (resizedata.keepAspectRatio)
244 os << "\tkeepAspectRatio\n";
249 bool InsetExternalParams::read(Buffer const & buffer, LyXLex & lex)
269 keyword_item external_tags[] = {
270 { "\\end_inset", EX_END },
271 { "boundingBox", EX_BOUNDINGBOX },
273 { "display", EX_DISPLAY},
274 { "draft", EX_DRAFT},
275 { "extra", EX_EXTRA },
276 { "filename", EX_FILENAME},
277 { "height", EX_HEIGHT },
278 { "keepAspectRatio", EX_KEEPASPECTRATIO },
279 { "lyxscale", EX_LYXSCALE},
280 { "rotateAngle", EX_ROTATEANGLE },
281 { "rotateOrigin", EX_ROTATEORIGIN },
282 { "scale", EX_SCALE },
283 { "template", EX_TEMPLATE },
284 { "width", EX_WIDTH }
287 pushpophelper pph(lex, external_tags, EX_END);
289 bool found_end = false;
290 bool read_error = false;
296 templatename_ = lex.getString();
301 string const name = lex.getString();
302 filename.set(name, buffer.filePath());
308 string const name = lex.getString();
309 display = external::displayTranslator().find(name);
315 lyxscale = lex.getInteger();
324 clipdata.bbox.xl = lex.getInteger();
326 clipdata.bbox.yb = lex.getInteger();
328 clipdata.bbox.xr = lex.getInteger();
330 clipdata.bbox.yt = lex.getInteger();
334 clipdata.clip = true;
339 string const name = lex.getString();
341 extradata.set(name, lex.getString());
347 resizedata.height = LyXLength(lex.getString());
350 case EX_KEEPASPECTRATIO:
351 resizedata.keepAspectRatio = true;
356 rotationdata.angle(lex.getFloat());
359 case EX_ROTATEORIGIN:
361 rotationdata.origin(lex.getString());
366 resizedata.scale = lex.getFloat();
371 resizedata.width = LyXLength(lex.getString());
379 lex.printError("ExternalInset::read: "
380 "Wrong tag: $$Token");
385 if (found_end || read_error)
390 lex.printError("ExternalInsetParams::read: Missing \\end_inset.");
392 // This is a trick to make sure that the data are self-consistent.
393 settemplate(templatename_);
395 if (lyxerr.debugging(Debug::EXTERNAL)) {
396 lyxerr << "InsetExternalParams::read:\n";
397 write(buffer, lyxerr);
404 InsetExternal::InsetExternal()
405 : renderer_(new RenderButton)
409 InsetExternal::InsetExternal(InsetExternal const & other)
411 boost::signals::trackable(),
412 params_(other.params_),
413 renderer_(other.renderer_->clone())
415 if (renderer_->asMonitoredPreview() != 0) {
416 RenderMonitoredPreview * const ptr = renderer_->asMonitoredPreview();
417 ptr->connect(boost::bind(&InsetExternal::statusChanged, this));
418 ptr->fileChanged(boost::bind(&InsetExternal::fileChanged, this));
420 } else if (renderer_->asGraphic() != 0 ) {
421 RenderGraphic * const ptr = renderer_->asGraphic();
422 ptr->connect(boost::bind(&InsetExternal::statusChanged, this));
427 auto_ptr<InsetBase> InsetExternal::clone() const
429 return auto_ptr<InsetBase>(new InsetExternal(*this));
433 InsetExternal::~InsetExternal()
435 InsetExternalMailer(*this).hideDialog();
439 void InsetExternal::statusChanged() const
441 LyX::cref().updateInset(this);
445 void InsetExternal::priv_dispatch(LCursor & cur, FuncRequest & cmd)
447 switch (cmd.action) {
449 case LFUN_EXTERNAL_EDIT: {
450 Buffer const & buffer = *cur.bv().buffer();
451 InsetExternalParams p;
452 InsetExternalMailer::string2params(cmd.argument, buffer, p);
453 external::editExternal(p, buffer);
457 case LFUN_INSET_MODIFY: {
458 Buffer const & buffer = *cur.bv().buffer();
459 InsetExternalParams p;
460 InsetExternalMailer::string2params(cmd.argument, buffer, p);
461 setParams(p, buffer);
466 case LFUN_INSET_DIALOG_UPDATE:
467 InsetExternalMailer(*this).updateDialog(&cur.bv());
470 case LFUN_MOUSE_RELEASE:
471 InsetExternalMailer(*this).showDialog(&cur.bv());
475 InsetOld::dispatch(cur, cmd);
480 void InsetExternal::edit(LCursor & cur, bool)
482 InsetExternalMailer(*this).showDialog(&cur.bv());
486 void InsetExternal::metrics(MetricsInfo & mi, Dimension & dim) const
488 renderer_->metrics(mi, dim);
493 void InsetExternal::draw(PainterInfo & pi, int x, int y) const
495 setPosCache(pi, x, y);
496 renderer_->draw(pi, x, y);
509 RenderType getRenderType(InsetExternalParams const & p)
511 if (!external::getTemplatePtr(p) ||
512 p.filename.empty() ||
513 p.display == external::NoDisplay)
516 if (p.display == external::PreviewDisplay) {
517 if (RenderPreview::activated())
518 return RENDERPREVIEW;
522 if (p.display == external::DefaultDisplay &&
523 lyxrc.display_graphics == graphics::NoDisplay)
525 return RENDERGRAPHIC;
529 graphics::Params get_grfx_params(InsetExternalParams const & eparams)
531 graphics::Params gparams;
533 gparams.filename = eparams.filename.absFilename();
534 gparams.scale = eparams.lyxscale;
535 if (eparams.clipdata.clip)
536 gparams.bb = eparams.clipdata.bbox;
537 gparams.angle = eparams.rotationdata.angle();
539 switch (eparams.display) {
540 case external::DefaultDisplay:
541 gparams.display = graphics::DefaultDisplay;
543 case external::MonochromeDisplay:
544 gparams.display = graphics::MonochromeDisplay;
546 case external::GrayscaleDisplay:
547 gparams.display = graphics::GrayscaleDisplay;
549 case external::ColorDisplay:
550 gparams.display = graphics::ColorDisplay;
552 case external::NoDisplay:
553 gparams.display = graphics::NoDisplay;
558 if (gparams.display == graphics::DefaultDisplay)
559 gparams.display = lyxrc.display_graphics;
560 // Override the above if we're not using a gui
561 if (!lyx_gui::use_gui)
562 gparams.display = graphics::NoDisplay;
568 string const getScreenLabel(InsetExternalParams const & params,
569 Buffer const & buffer)
571 external::Template const * const ptr =
572 external::getTemplatePtr(params);
574 return support::bformat(_("External template %1$s is not installed"),
575 params.templatename());
576 return external::doSubstitution(params, buffer, ptr->guiName);
579 void add_preview(RenderMonitoredPreview &, InsetExternal const &, Buffer const &);
584 InsetExternalParams const & InsetExternal::params() const
590 void InsetExternal::setParams(InsetExternalParams const & p,
591 Buffer const & buffer)
595 // Subsequent calls to the InsetExternal::Params default constructor
597 defaultTemplateName = params_.templatename();
599 switch (getRenderType(params_)) {
601 RenderButton * button_ptr = renderer_->asButton();
603 renderer_.reset(new RenderButton);
604 button_ptr = renderer_->asButton();
607 button_ptr->update(getScreenLabel(params_, buffer), true);
610 } case RENDERGRAPHIC: {
611 RenderGraphic * graphic_ptr = renderer_->asGraphic();
613 renderer_.reset(new RenderGraphic);
614 graphic_ptr = renderer_->asGraphic();
615 graphic_ptr->connect(
616 boost::bind(&InsetExternal::statusChanged, this));
619 graphic_ptr->update(get_grfx_params(params_));
623 } case RENDERPREVIEW: {
624 RenderMonitoredPreview * preview_ptr =
625 renderer_->asMonitoredPreview();
627 renderer_.reset(new RenderMonitoredPreview);
628 preview_ptr = renderer_->asMonitoredPreview();
629 preview_ptr->connect(
630 boost::bind(&InsetExternal::statusChanged, this));
631 preview_ptr->fileChanged(
632 boost::bind(&InsetExternal::fileChanged, this));
635 if (preview_ptr->monitoring())
636 preview_ptr->stopMonitoring();
637 add_preview(*preview_ptr, *this, buffer);
645 void InsetExternal::fileChanged() const
647 Buffer const * const buffer_ptr = LyX::cref().updateInset(this);
651 RenderMonitoredPreview * const ptr = renderer_->asMonitoredPreview();
654 Buffer const & buffer = *buffer_ptr;
655 ptr->removePreview(buffer);
656 add_preview(*ptr, *this, buffer);
657 ptr->startLoading(buffer);
661 void InsetExternal::write(Buffer const & buffer, ostream & os) const
663 params_.write(buffer, os);
667 void InsetExternal::read(Buffer const & buffer, LyXLex & lex)
669 InsetExternalParams params;
670 if (params.read(buffer, lex))
671 setParams(params, buffer);
675 int InsetExternal::latex(Buffer const & buf, ostream & os,
676 OutputParams const & runparams) const
679 os << "\\fbox{\\ttfamily{}"
680 << params_.filename.outputFilename(buf.filePath())
685 // "nice" means that the buffer is exported to LaTeX format but not
686 // run through the LaTeX compiler.
687 // If we're running through the LaTeX compiler, we should write the
688 // generated files in the bufer's temporary directory.
689 bool const external_in_tmpdir = !runparams.nice;
691 // If the template has specified a PDFLaTeX output, then we try and
693 if (runparams.flavor == OutputParams::PDFLATEX) {
694 external::Template const * const et_ptr =
695 external::getTemplatePtr(params_);
698 external::Template const & et = *et_ptr;
700 external::Template::Formats::const_iterator cit =
701 et.formats.find("PDFLaTeX");
702 if (cit != et.formats.end())
703 return external::writeExternal(params_, "PDFLaTeX",
704 buf, os, external_in_tmpdir);
707 return external::writeExternal(params_, "LaTeX",
708 buf, os, external_in_tmpdir);
712 int InsetExternal::plaintext(Buffer const & buf, ostream & os,
713 OutputParams const &) const
715 return external::writeExternal(params_, "Ascii", buf, os);
719 int InsetExternal::linuxdoc(Buffer const & buf, ostream & os,
720 OutputParams const &) const
722 return external::writeExternal(params_, "LinuxDoc", buf, os);
726 int InsetExternal::docbook(Buffer const & buf, ostream & os,
727 OutputParams const &) const
729 return external::writeExternal(params_, "DocBook", buf, os);
733 void InsetExternal::validate(LaTeXFeatures & features) const
738 external::Template const * const et_ptr =
739 external::getTemplatePtr(params_);
742 external::Template const & et = *et_ptr;
744 external::Template::Formats::const_iterator cit =
745 et.formats.find("LaTeX");
746 if (cit == et.formats.end())
749 if (!cit->second.requirement.empty())
750 features.require(cit->second.requirement);
752 external::TemplateManager & etm = external::TemplateManager::get();
754 vector<string>::const_iterator it = cit->second.preambleNames.begin();
755 vector<string>::const_iterator end = cit->second.preambleNames.end();
756 for (; it != end; ++it) {
757 string const preamble = etm.getPreambleDefByName(*it);
758 if (!preamble.empty())
759 features.addExternalPreamble(preamble);
770 bool preview_wanted(InsetExternalParams const & params)
772 string const included_file = params.filename.absFilename();
774 return params.display == external::PreviewDisplay &&
775 support::IsFileReadable(included_file);
779 string const latex_string(InsetExternal const & inset, Buffer const & buffer)
782 OutputParams runparams;
783 runparams.flavor = OutputParams::LATEX;
784 inset.latex(buffer, os, runparams);
790 void add_preview(RenderMonitoredPreview & renderer, InsetExternal const & inset,
791 Buffer const & buffer)
793 InsetExternalParams const & params = inset.params();
794 if (RenderPreview::activated() && preview_wanted(params)) {
795 renderer.setAbsFile(params.filename.absFilename());
796 string const snippet = latex_string(inset, buffer);
797 renderer.addPreview(snippet, buffer);
804 void InsetExternal::addPreview(graphics::PreviewLoader & ploader) const
806 RenderMonitoredPreview * const ptr = renderer_->asMonitoredPreview();
810 if (preview_wanted(params())) {
811 ptr->setAbsFile(params_.filename.absFilename());
812 string const snippet = latex_string(*this, ploader.buffer());
813 ptr->addPreview(snippet, ploader);
820 string const InsetExternalMailer::name_("external");
822 InsetExternalMailer::InsetExternalMailer(InsetExternal & inset)
827 string const InsetExternalMailer::inset2string(Buffer const & buffer) const
829 return params2string(inset_.params(), buffer);
833 void InsetExternalMailer::string2params(string const & in,
834 Buffer const & buffer,
835 InsetExternalParams & params)
837 params = InsetExternalParams();
841 istringstream data(in);
847 if (!lex || name != name_)
848 return print_mailer_error("InsetExternalMailer", in, 1, name_);
850 // This is part of the inset proper that is usually swallowed
851 // by LyXText::readInset
854 if (!lex || id != "External")
855 return print_mailer_error("InsetBoxMailer", in, 2, "External");
857 params.read(buffer, lex);
862 InsetExternalMailer::params2string(InsetExternalParams const & params,
863 Buffer const & buffer)
866 data << name_ << ' ';
867 params.write(buffer, data);
868 data << "\\end_inset\n";