#include "support/convert.h"
#include "support/debug.h"
+#include "support/FileName.h"
#include "support/filetools.h"
#include "support/ForkedCalls.h"
#include "support/lstrings.h"
}
-lyx::Converter const * setConverter()
+lyx::Converter const * setConverter(string const from)
{
- string const from = "lyxpreview";
-
typedef vector<string> FmtList;
typedef lyx::graphics::Cache GCache;
- FmtList const loadableFormats = GCache::get().loadableFormats();
+ FmtList const & loadableFormats = GCache::get().loadableFormats();
FmtList::const_iterator it = loadableFormats.begin();
FmtList::const_iterator const end = loadableFormats.end();
PreviewLoader & parent_;
///
Buffer const & buffer_;
- ///
- double font_scaling_factor_;
/// We don't own this
static lyx::Converter const * pconverter_;
PendingSnippets const & pending,
string const & to_format)
: pid(0),
- metrics_file(FileName(filename_base + ".metrics")),
+ metrics_file(filename_base + ".metrics"),
snippets(pending.size())
{
PendingSnippets::const_iterator pit = pending.begin();
namespace graphics {
PreviewLoader::Impl::Impl(PreviewLoader & p, Buffer const & b)
- : parent_(p), buffer_(b), font_scaling_factor_(0.0)
+ : parent_(p), buffer_(b)
{
- font_scaling_factor_ = 0.01 * lyxrc.dpi * lyxrc.zoom *
- convert<double>(lyxrc.preview_scale_factor);
-
- LYXERR(Debug::GRAPHICS, "The font scaling factor is "
- << font_scaling_factor_);
-
- if (!pconverter_)
- pconverter_ = setConverter();
+ if (!pconverter_){
+ if (b.params().encoding().package() == Encoding::japanese)
+ pconverter_ = setConverter("lyxpreview-platex");
+ else
+ pconverter_ = setConverter("lyxpreview");
+ }
}
// we use the encoding of the buffer
Encoding const & enc = buffer_.params().encoding();
- odocfstream of(enc.iconvName());
+ ofdocstream of;
+ try { of.reset(enc.iconvName()); }
+ catch (iconv_codecvt_facet_exception & e) {
+ LYXERR0("Caught iconv exception: " << e.what()
+ << "\nUnable to create LaTeX file: " << latexfile);
+ return;
+ }
+
TexRow texrow;
OutputParams runparams(&enc);
LaTeXFeatures features(buffer_, buffer_.params(), runparams);
return;
}
+ double font_scaling_factor = 0.01 * lyxrc.dpi * lyxrc.zoom
+ * lyxrc.preview_scale_factor;
+
// The conversion command.
ostringstream cs;
cs << pconverter_->command << ' ' << pconverter_->to << ' '
<< quoteName(latexfile.toFilesystemEncoding()) << ' '
- << int(font_scaling_factor_) << ' '
- << theApp()->hexName(Color_preview) << ' '
- << theApp()->hexName(Color_background);
+ << int(font_scaling_factor) << ' '
+ << theApp()->hexName(PreviewLoader::foregroundColor()) << ' '
+ << theApp()->hexName(PreviewLoader::backgroundColor());
string const command = libScriptSearch(cs.str());
void PreviewLoader::Impl::dumpPreamble(odocstream & os) const
{
- // Why on earth is Buffer::makeLaTeXFile a non-const method?
- Buffer & tmp = const_cast<Buffer &>(buffer_);
// Dump the preamble only.
// We don't need an encoding for runparams since it is not used by
// the preamble.
runparams.nice = true;
runparams.moving_arg = true;
runparams.free_spacing = true;
- tmp.writeLaTeXSource(os, buffer_.filePath(), runparams, true, false);
+ buffer_.writeLaTeXSource(os, buffer_.filePath(), runparams, true, false);
// FIXME! This is a HACK! The proper fix is to control the 'true'
// passed to WriteStream below:
<< "\\def\\lyxlock{}\n"
<< "\n";
- // Loop over the insets in the buffer and dump all the math-macros.
- Inset & inset = buffer_.inset();
- InsetIterator it = inset_iterator_begin(inset);
- InsetIterator const end = inset_iterator_end(inset);
-
- for (; it != end; ++it)
- if (it->lyxCode() == MATHMACRO_CODE)
- it->latex(buffer_, os, runparams);
-
// All equation labels appear as "(#)" + preview.sty's rendering of
// the label name
if (lyxrc.preview_hashed_labels)
// Use the preview style file to ensure that each snippet appears on a
// fresh page.
+ // Also support PDF output (automatically generated e.g. when
+ // \usepackage[pdftex]{hyperref} is used.
os << "\n"
- << "\\usepackage[active,delayed,dvips,showlabels,lyx]{preview}\n"
+ << "\\newif\\ifpdf\n"
+ << "\\ifx\\pdfoutput\\undefined\n"
+ << "\\else\\ifx\\pdfoutput\\relax\n"
+ << "\\else\\ifnum0=\\pdfoutput\n"
+ << "\\else\\pdftrue\\fi\\fi\\fi\n"
+ << "\\ifpdf\n"
+ << " \\usepackage[active,delayed,tightpage,showlabels,lyx,pdftex]{preview}\n"
+ << "\\else\n"
+ << " \\usepackage[active,delayed,showlabels,lyx,dvips]{preview}\n"
+ << "\\fi\n"
<< "\n";
}