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https://git.lyx.org/repos/lyx.git
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47b763efb3
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@32139 a592a061-630c-0410-9148-cb99ea01b6c8
824 lines
18 KiB
C++
824 lines
18 KiB
C++
/**
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* \file InsetExternal.cpp
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Asger Alstrup Nielsen
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*
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* Full author contact details are available in file CREDITS.
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*/
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#include <config.h>
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#include "InsetExternal.h"
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#include "insets/ExternalSupport.h"
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#include "insets/RenderButton.h"
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#include "insets/RenderGraphic.h"
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#include "insets/RenderPreview.h"
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#include "Buffer.h"
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#include "BufferView.h"
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#include "Cursor.h"
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#include "DispatchResult.h"
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#include "Exporter.h"
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#include "FuncStatus.h"
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#include "FuncRequest.h"
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#include "LaTeXFeatures.h"
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#include "Lexer.h"
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#include "LyX.h" // use_gui
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#include "LyXRC.h"
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#include "MetricsInfo.h"
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#include "OutputParams.h"
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#include "output_latex.h"
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#include "frontends/alert.h"
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#include "frontends/Application.h"
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#include "graphics/PreviewLoader.h"
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#include "support/convert.h"
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#include "support/debug.h"
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#include "support/ExceptionMessage.h"
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#include "support/filetools.h"
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#include "support/gettext.h"
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#include "support/lstrings.h"
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#include "support/lyxlib.h"
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#include "support/Translator.h"
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#include <boost/bind.hpp>
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#include <sstream>
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using namespace std;
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using namespace lyx::support;
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namespace {
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unsigned int const defaultLyxScale = 100;
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string defaultTemplateName;
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} // namespace anon
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namespace lyx {
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namespace Alert = frontend::Alert;
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namespace external {
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TempName::TempName()
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{
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FileName const tempname = FileName::tempName("lyxext");
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// must have an extension for the converter code to work correctly.
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tempname_ = FileName(tempname.absFilename() + ".tmp");
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}
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TempName::TempName(TempName const &)
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{
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tempname_ = TempName()();
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}
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TempName::~TempName()
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{
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tempname_.removeFile();
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}
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TempName & TempName::operator=(TempName const & other)
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{
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if (this != &other)
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tempname_ = TempName()();
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return *this;
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}
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} // namespace external
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InsetExternalParams::InsetExternalParams()
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: display(true),
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lyxscale(defaultLyxScale),
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draft(false)
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{
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if (defaultTemplateName.empty()) {
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external::TemplateManager const & etm =
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external::TemplateManager::get();
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if (!etm.getTemplates().empty())
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templatename_ = etm.getTemplates().begin()->first;
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} else
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templatename_ = defaultTemplateName;
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}
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namespace {
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template <typename T>
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void clearIfNotFound(T & data, external::TransformID value,
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vector<external::TransformID> const & ids)
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{
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typedef vector<external::TransformID>::const_iterator
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const_iterator;
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const_iterator it = ids.begin();
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const_iterator end = ids.end();
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it = find(it, end, value);
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if (it == end)
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data = T();
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}
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} // namespace anon
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void InsetExternalParams::settemplate(string const & name)
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{
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templatename_ = name;
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external::TemplateManager const & etm =
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external::TemplateManager::get();
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external::Template const * const et = etm.getTemplateByName(name);
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if (!et)
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// Be safe. Don't lose data.
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return;
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// Ascertain which transforms the template supports.
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// Empty all those that it doesn't.
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vector<external::TransformID> const & ids = et->transformIds;
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clearIfNotFound(clipdata, external::Clip, ids);
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clearIfNotFound(extradata, external::Extra, ids);
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clearIfNotFound(resizedata, external::Resize, ids);
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clearIfNotFound(rotationdata, external::Rotate, ids);
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//
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preview_mode = et->preview_mode;
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}
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void InsetExternalParams::write(Buffer const & buf, ostream & os) const
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{
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os << "External\n"
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<< "\ttemplate " << templatename() << '\n';
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if (!filename.empty())
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os << "\tfilename " << filename.outputFilename(buf.filePath()) << '\n';
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if (!display)
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os << "\tdisplay false\n";
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if (lyxscale != defaultLyxScale)
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os << "\tlyxscale " << convert<string>(lyxscale) << '\n';
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if (draft)
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os << "\tdraft\n";
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if (!clipdata.bbox.empty())
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os << "\tboundingBox " << clipdata.bbox << '\n';
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if (clipdata.clip)
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os << "\tclip\n";
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external::ExtraData::const_iterator it = extradata.begin();
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external::ExtraData::const_iterator end = extradata.end();
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for (; it != end; ++it) {
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if (!it->second.empty())
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os << "\textra " << it->first << " \""
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<< it->second << "\"\n";
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}
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if (!rotationdata.no_rotation()) {
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os << "\trotateAngle " << rotationdata.adjAngle() << '\n';
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if (rotationdata.origin() != external::RotationData::DEFAULT)
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os << "\trotateOrigin "
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<< rotationdata.originString() << '\n';
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}
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if (!resizedata.no_resize()) {
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double const scl = convert<double>(resizedata.scale);
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if (!float_equal(scl, 0.0, 0.05)) {
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if (!float_equal(scl, 100.0, 0.05))
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os << "\tscale "
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<< resizedata.scale << '\n';
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} else {
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if (!resizedata.width.zero())
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os << "\twidth "
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<< resizedata.width.asString() << '\n';
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if (!resizedata.height.zero())
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os << "\theight "
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<< resizedata.height.asString() << '\n';
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}
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if (resizedata.keepAspectRatio)
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os << "\tkeepAspectRatio\n";
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}
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}
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bool InsetExternalParams::read(Buffer const & buffer, Lexer & lex)
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{
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enum {
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EX_TEMPLATE = 1,
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EX_FILENAME,
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EX_DISPLAY,
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EX_LYXSCALE,
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EX_DRAFT,
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EX_BOUNDINGBOX,
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EX_CLIP,
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EX_EXTRA,
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EX_HEIGHT,
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EX_KEEPASPECTRATIO,
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EX_ROTATEANGLE,
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EX_ROTATEORIGIN,
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EX_SCALE,
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EX_WIDTH,
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EX_END
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};
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LexerKeyword external_tags[] = {
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{ "\\end_inset", EX_END },
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{ "boundingBox", EX_BOUNDINGBOX },
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{ "clip", EX_CLIP },
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{ "display", EX_DISPLAY},
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{ "draft", EX_DRAFT},
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{ "extra", EX_EXTRA },
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{ "filename", EX_FILENAME},
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{ "height", EX_HEIGHT },
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{ "keepAspectRatio", EX_KEEPASPECTRATIO },
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{ "lyxscale", EX_LYXSCALE},
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{ "rotateAngle", EX_ROTATEANGLE },
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{ "rotateOrigin", EX_ROTATEORIGIN },
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{ "scale", EX_SCALE },
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{ "template", EX_TEMPLATE },
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{ "width", EX_WIDTH }
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};
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PushPopHelper pph(lex, external_tags);
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bool found_end = false;
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bool read_error = false;
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while (lex.isOK()) {
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switch (lex.lex()) {
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case EX_TEMPLATE:
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lex.next();
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templatename_ = lex.getString();
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break;
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case EX_FILENAME: {
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lex.eatLine();
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string const name = lex.getString();
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filename.set(name, buffer.filePath());
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break;
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}
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case EX_DISPLAY: {
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lex.next();
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display = lex.getString() != "false";
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break;
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}
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case EX_LYXSCALE:
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lex.next();
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lyxscale = lex.getInteger();
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break;
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case EX_DRAFT:
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draft = true;
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break;
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case EX_BOUNDINGBOX:
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lex.next();
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clipdata.bbox.xl = lex.getInteger();
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lex.next();
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clipdata.bbox.yb = lex.getInteger();
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lex.next();
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clipdata.bbox.xr = lex.getInteger();
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lex.next();
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clipdata.bbox.yt = lex.getInteger();
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break;
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case EX_CLIP:
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clipdata.clip = true;
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break;
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case EX_EXTRA: {
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lex.next();
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string const name = lex.getString();
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lex.next();
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extradata.set(name, lex.getString());
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break;
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}
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case EX_HEIGHT:
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lex.next();
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resizedata.height = Length(lex.getString());
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break;
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case EX_KEEPASPECTRATIO:
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resizedata.keepAspectRatio = true;
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break;
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case EX_ROTATEANGLE:
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lex.next();
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rotationdata.angle = lex.getString();
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break;
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case EX_ROTATEORIGIN:
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lex.next();
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rotationdata.origin(lex.getString());
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break;
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case EX_SCALE:
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lex.next();
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resizedata.scale = lex.getString();
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break;
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case EX_WIDTH:
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lex.next();
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resizedata.width = Length(lex.getString());
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break;
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case EX_END:
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found_end = true;
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break;
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default:
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lex.printError("ExternalInset::read: Wrong tag: $$Token");
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read_error = true;
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break;
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}
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if (found_end || read_error)
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break;
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}
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if (!found_end)
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lex.printError("ExternalInsetParams::read: Missing \\end_inset.");
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// This is a trick to make sure that the data are self-consistent.
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settemplate(templatename_);
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if (lyxerr.debugging(Debug::EXTERNAL)) {
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lyxerr << "InsetExternalParams::read:\n";
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write(buffer, lyxerr);
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}
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return !read_error;
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}
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InsetExternal::InsetExternal(Buffer * buf)
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: Inset(buf), renderer_(new RenderButton)
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{
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}
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InsetExternal::InsetExternal(InsetExternal const & other)
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: Inset(other),
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boost::signals::trackable(),
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params_(other.params_),
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renderer_(other.renderer_->clone(this))
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{}
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InsetExternal::~InsetExternal()
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{
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hideDialogs("external", this);
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}
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void InsetExternal::statusChanged() const
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{
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updateFrontend();
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}
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void InsetExternal::doDispatch(Cursor & cur, FuncRequest & cmd)
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{
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switch (cmd.action) {
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case LFUN_INSET_EDIT: {
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InsetExternalParams p = params();
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if (!cmd.argument().empty())
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string2params(to_utf8(cmd.argument()), buffer(), p);
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external::editExternal(p, buffer());
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break;
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}
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case LFUN_INSET_MODIFY: {
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InsetExternalParams p;
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string2params(to_utf8(cmd.argument()), buffer(), p);
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setParams(p);
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break;
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}
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case LFUN_INSET_DIALOG_UPDATE:
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cur.bv().updateDialog("external",
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params2string(params(), cur.bv().buffer()));
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break;
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default:
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Inset::doDispatch(cur, cmd);
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}
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}
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bool InsetExternal::getStatus(Cursor & cur, FuncRequest const & cmd,
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FuncStatus & flag) const
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{
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switch (cmd.action) {
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case LFUN_INSET_EDIT:
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case LFUN_INSET_MODIFY:
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case LFUN_INSET_DIALOG_UPDATE:
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flag.setEnabled(true);
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return true;
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default:
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return Inset::getStatus(cur, cmd, flag);
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}
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}
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bool InsetExternal::showInsetDialog(BufferView * bv) const
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{
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bv->showDialog("external", params2string(params(), bv->buffer()),
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const_cast<InsetExternal *>(this));
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return true;
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}
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void InsetExternal::metrics(MetricsInfo & mi, Dimension & dim) const
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{
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renderer_->metrics(mi, dim);
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}
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void InsetExternal::draw(PainterInfo & pi, int x, int y) const
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{
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renderer_->draw(pi, x, y);
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}
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namespace {
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graphics::Params get_grfx_params(InsetExternalParams const & eparams)
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{
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graphics::Params gparams;
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gparams.filename = eparams.filename;
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gparams.scale = eparams.lyxscale;
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if (eparams.clipdata.clip)
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gparams.bb = eparams.clipdata.bbox;
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gparams.angle = convert<double>(eparams.rotationdata.adjAngle());
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gparams.display = eparams.display;
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return gparams;
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}
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docstring screenLabel(InsetExternalParams const & params,
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Buffer const & buffer)
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{
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external::Template const * const ptr =
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external::getTemplatePtr(params);
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if (!ptr)
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// FIXME UNICODE
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return bformat((_("External template %1$s is not installed")),
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from_utf8(params.templatename()));
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// FIXME UNICODE
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docstring gui = _(ptr->guiName);
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return from_utf8(external::doSubstitution(params, buffer,
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to_utf8(gui), false));
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}
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} // namespace anon
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static bool isPreviewWanted(InsetExternalParams const & params)
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{
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return params.display && params.filename.isReadableFile();
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}
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static docstring latexString(InsetExternal const & inset)
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{
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odocstringstream os;
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// We don't need to set runparams.encoding since it is not used by
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// latex().
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OutputParams runparams(0);
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runparams.flavor = OutputParams::LATEX;
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inset.latex(os, runparams);
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return os.str();
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}
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static void add_preview_and_start_loading(RenderMonitoredPreview & renderer,
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InsetExternal const & inset,
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Buffer const & buffer)
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{
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InsetExternalParams const & params = inset.params();
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if (RenderPreview::status() != LyXRC::PREVIEW_OFF &&
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isPreviewWanted(params)) {
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renderer.setAbsFile(params.filename);
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docstring const snippet = latexString(inset);
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renderer.addPreview(snippet, buffer);
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renderer.startLoading(buffer);
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}
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}
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InsetExternalParams const & InsetExternal::params() const
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{
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return params_;
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}
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void InsetExternal::updatePreview()
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{
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setParams(params_);
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}
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void InsetExternal::setParams(InsetExternalParams const & p)
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{
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params_ = p;
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// Subsequent calls to the InsetExternal::Params default constructor
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// will use this.
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defaultTemplateName = params_.templatename();
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if (!external::getTemplatePtr(params_) || params_.filename.empty()
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|| !params_.display
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|| !lyxrc.display_graphics
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|| params_.preview_mode == PREVIEW_OFF
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|| (params_.preview_mode == PREVIEW_INSTANT
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&& RenderPreview::status() == LyXRC::PREVIEW_OFF)) {
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RenderButton * button_ptr = renderer_->asButton();
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if (!button_ptr) {
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renderer_.reset(new RenderButton);
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button_ptr = renderer_->asButton();
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}
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button_ptr->update(screenLabel(params_, buffer()), true);
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return;
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}
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switch (params_.preview_mode) {
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case PREVIEW_OFF:
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// Already taken care of above.
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LASSERT(false, return);
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break;
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case PREVIEW_INSTANT: {
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RenderMonitoredPreview * preview_ptr = renderer_->asMonitoredPreview();
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renderer_.reset(new RenderMonitoredPreview(this));
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preview_ptr = renderer_->asMonitoredPreview();
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preview_ptr->fileChanged(boost::bind(&InsetExternal::fileChanged, this));
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if (preview_ptr->monitoring())
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preview_ptr->stopMonitoring();
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add_preview_and_start_loading(*preview_ptr, *this, buffer());
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break;
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}
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case PREVIEW_GRAPHICS: {
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RenderGraphic * graphic_ptr = renderer_->asGraphic();
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if (!graphic_ptr) {
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renderer_.reset(new RenderGraphic(this));
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graphic_ptr = renderer_->asGraphic();
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}
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graphic_ptr->update(get_grfx_params(params_));
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void InsetExternal::fileChanged() const
|
|
{
|
|
Buffer const * const buffer = updateFrontend();
|
|
if (!buffer)
|
|
return;
|
|
|
|
RenderMonitoredPreview * const ptr = renderer_->asMonitoredPreview();
|
|
LASSERT(ptr, /**/);
|
|
|
|
ptr->removePreview(*buffer);
|
|
add_preview_and_start_loading(*ptr, *this, *buffer);
|
|
}
|
|
|
|
|
|
void InsetExternal::write(ostream & os) const
|
|
{
|
|
params_.write(buffer(), os);
|
|
}
|
|
|
|
|
|
void InsetExternal::read(Lexer & lex)
|
|
{
|
|
InsetExternalParams params;
|
|
if (params.read(buffer(), lex))
|
|
setParams(params);
|
|
}
|
|
|
|
|
|
int InsetExternal::latex(odocstream & os, OutputParams const & runparams) const
|
|
{
|
|
if (params_.draft) {
|
|
// FIXME UNICODE
|
|
os << "\\fbox{\\ttfamily{}"
|
|
<< from_utf8(params_.filename.outputFilename(buffer().filePath()))
|
|
<< "}\n";
|
|
return 1;
|
|
}
|
|
|
|
// "nice" means that the buffer is exported to LaTeX format but not
|
|
// run through the LaTeX compiler.
|
|
// If we're running through the LaTeX compiler, we should write the
|
|
// generated files in the buffer's temporary directory.
|
|
bool const external_in_tmpdir = !runparams.nice;
|
|
bool const dryrun = runparams.dryrun || runparams.inComment;
|
|
|
|
// If the template has specified a PDFLaTeX output, then we try and
|
|
// use that.
|
|
if (runparams.flavor == OutputParams::PDFLATEX) {
|
|
external::Template const * const et_ptr =
|
|
external::getTemplatePtr(params_);
|
|
if (!et_ptr)
|
|
return 0;
|
|
external::Template const & et = *et_ptr;
|
|
|
|
external::Template::Formats::const_iterator cit =
|
|
et.formats.find("PDFLaTeX");
|
|
|
|
if (cit != et.formats.end()) {
|
|
return external::writeExternal(params_, "PDFLaTeX",
|
|
buffer(), os,
|
|
*(runparams.exportdata),
|
|
external_in_tmpdir,
|
|
dryrun);
|
|
}
|
|
}
|
|
|
|
return external::writeExternal(params_, "LaTeX", buffer(), os,
|
|
*(runparams.exportdata),
|
|
external_in_tmpdir,
|
|
dryrun);
|
|
}
|
|
|
|
|
|
int InsetExternal::plaintext(odocstream & os,
|
|
OutputParams const & runparams) const
|
|
{
|
|
os << '\n'; // output external material on a new line
|
|
external::writeExternal(params_, "Ascii", buffer(), os,
|
|
*(runparams.exportdata), false,
|
|
runparams.dryrun || runparams.inComment);
|
|
return PLAINTEXT_NEWLINE;
|
|
}
|
|
|
|
|
|
int InsetExternal::docbook(odocstream & os,
|
|
OutputParams const & runparams) const
|
|
{
|
|
return external::writeExternal(params_, "DocBook", buffer(), os,
|
|
*(runparams.exportdata), false,
|
|
runparams.dryrun || runparams.inComment);
|
|
}
|
|
|
|
|
|
docstring InsetExternal::xhtml(XHTMLStream & /*xs*/,
|
|
OutputParams const & /*rp*/) const
|
|
{
|
|
// external::writeExternal(params_, "XHTML", buffer(), os,
|
|
// *(runparams.exportdata), false,
|
|
// runparams.dryrun || runparams.inComment);
|
|
return docstring();
|
|
}
|
|
|
|
|
|
void InsetExternal::validate(LaTeXFeatures & features) const
|
|
{
|
|
if (params_.draft)
|
|
return;
|
|
|
|
external::Template const * const et_ptr =
|
|
external::getTemplatePtr(params_);
|
|
if (!et_ptr)
|
|
return;
|
|
external::Template const & et = *et_ptr;
|
|
|
|
string format;
|
|
switch (features.runparams().flavor) {
|
|
case OutputParams::LATEX:
|
|
format = "LaTeX";
|
|
break;
|
|
case OutputParams::PDFLATEX:
|
|
case OutputParams::XETEX:
|
|
format = "PDFLaTeX";
|
|
break;
|
|
case OutputParams::XML:
|
|
format = "DocBook";
|
|
break;
|
|
case OutputParams::HTML:
|
|
format = "html";
|
|
break;
|
|
case OutputParams::TEXT:
|
|
format = "text";
|
|
break;
|
|
}
|
|
external::Template::Formats::const_iterator cit =
|
|
et.formats.find(format);
|
|
|
|
if (cit == et.formats.end()) {
|
|
// If the template has not specified a PDFLaTeX output,
|
|
// we try the LaTeX format.
|
|
if (format == "PDFLaTeX") {
|
|
cit = et.formats.find("LaTeX");
|
|
if (cit == et.formats.end())
|
|
return;
|
|
} else
|
|
return;
|
|
}
|
|
|
|
// FIXME: We don't need that always
|
|
features.require("lyxdot");
|
|
|
|
vector<string>::const_iterator it = cit->second.requirements.begin();
|
|
vector<string>::const_iterator end = cit->second.requirements.end();
|
|
for (; it != end; ++it)
|
|
features.require(*it);
|
|
|
|
external::TemplateManager & etm = external::TemplateManager::get();
|
|
|
|
it = cit->second.preambleNames.begin();
|
|
end = cit->second.preambleNames.end();
|
|
for (; it != end; ++it) {
|
|
string const preamble = etm.getPreambleDefByName(*it);
|
|
if (!preamble.empty())
|
|
features.addPreambleSnippet(preamble);
|
|
}
|
|
}
|
|
|
|
|
|
void InsetExternal::addPreview(graphics::PreviewLoader & ploader) const
|
|
{
|
|
RenderMonitoredPreview * const ptr = renderer_->asMonitoredPreview();
|
|
if (!ptr)
|
|
return;
|
|
|
|
if (isPreviewWanted(params())) {
|
|
ptr->setAbsFile(params_.filename);
|
|
docstring const snippet = latexString(*this);
|
|
ptr->addPreview(snippet, ploader);
|
|
}
|
|
}
|
|
|
|
|
|
docstring InsetExternal::contextMenu(BufferView const &, int, int) const
|
|
{
|
|
return from_ascii("context-external");
|
|
}
|
|
|
|
|
|
void InsetExternal::string2params(string const & in, Buffer const & buffer,
|
|
InsetExternalParams & params)
|
|
{
|
|
params = InsetExternalParams();
|
|
if (in.empty())
|
|
return;
|
|
|
|
istringstream data(in);
|
|
Lexer lex;
|
|
lex.setStream(data);
|
|
|
|
string name;
|
|
lex >> name;
|
|
if (!lex || name != "external") {
|
|
LYXERR0("InsetExternal::string2params(" << in << ")\n"
|
|
"Expected arg 1 to be \"external\"\n");
|
|
return;
|
|
}
|
|
|
|
// This is part of the inset proper that is usually swallowed
|
|
// by Text::readInset
|
|
string id;
|
|
lex >> id;
|
|
if (!lex || id != "External") {
|
|
LYXERR0("InsetExternal::string2params(" << in << ")\n"
|
|
"Expected arg 2 to be \"External\"\n");
|
|
return;
|
|
}
|
|
|
|
params.read(buffer, lex);
|
|
}
|
|
|
|
|
|
string InsetExternal::params2string(InsetExternalParams const & params,
|
|
Buffer const & buffer)
|
|
{
|
|
ostringstream data;
|
|
data << "external" << ' ';
|
|
params.write(buffer, data);
|
|
data << "\\end_inset\n";
|
|
return data.str();
|
|
}
|
|
|
|
} // namespace lyx
|