DenysMedvid/pdf2htmlEX
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Code

font embedding

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This commit is contained in:
Lu Wang 2012-08-15 02:46:53 +08:00
parent 5a157def7e
commit 58eaeb8f22
4 changed files with 15 additions and 16 deletions
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2
src/HTMLRenderer.h
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@ -216,7 +216,7 @@ class HTMLRenderer : public OutputDev
const Param * param;
boost::filesystem::path dest_dir, tmp_dir;
boost::filesystem::ofstream html_fout, allcss_fout, fontscript_fout;
boost::filesystem::ofstream html_fout, allcss_fout;
};
#endif /* HTMLRENDERER_H_ */

10
src/HTMLRenderer/export.cc
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@ -17,20 +17,16 @@ using boost::algorithm::ifind_first;
void HTMLRenderer::export_remote_font(long long fn_id, const string & suffix, const string & fontfileformat, GfxFont * font)
{
//allcss_fout << format("@font-face{font-family:f%|1$x|;src:url(f%|1$x|%2%)format(\"%3%\");}.f%|1$x|{font-family:f%|1$x|;") % fn_id % suffix % fontfileformat;
allcss_fout << format("@font-face{font-family:f%|1$x|;src:url(") % fn_id;
const std::string fn = (format("f%|1$x|%2%") % fn_id % suffix).str();
if(param->single_html)
{
allcss_fout << "'data:font/" << fontfileformat << ";base64,";
//TODO
allcss_fout << "'";
allcss_fout << "'data:font/" << fontfileformat << ";base64," << base64_filter(ifstream(tmp_dir / fn, ifstream::binary)) << "'";
}
else
{
allcss_fout << format("f%|1$x|%2%") % fn_id % suffix;
allcss_fout << fn;
}
allcss_fout << format(")format(\"%1%\");}.f%|2$x|{font-family:f%|2$x|;") % fontfileformat % fn_id;

2
src/HTMLRenderer/general.cc
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@ -88,7 +88,6 @@ void HTMLRenderer::pre_process()
// we may output utf8 characters, so use binary
html_fout.open(working_dir() / param->output_filename, ofstream::binary);
allcss_fout.open(working_dir() / "all.css", ofstream::binary);
fontscript_fout.open(tmp_dir / "pdf2htmlEX.pe", ofstream::binary);
if(!param->single_html)
{
@ -109,7 +108,6 @@ void HTMLRenderer::post_process()
html_fout.close();
allcss_fout.close();
fontscript_fout.close();
if(param->single_html)
{

17
src/HTMLRenderer/install.cc
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@ -119,7 +119,10 @@ void HTMLRenderer::install_embedded_font(GfxFont * font, const string & suffix,
string fn = (format("f%|1$x|") % fn_id).str();
fontscript_fout << format("Open(%1%, 1)") % (tmp_dir / (fn + suffix)) << endl;
path script_path = tmp_dir / "pdf2htmlEX.pe";
ofstream script_fout(script_path, ofstream::binary);
script_fout << format("Open(%1%, 1)") % (tmp_dir / (fn + suffix)) << endl;
auto ctu = font->getToUnicode();
int * code2GID = nullptr;
@ -137,11 +140,11 @@ void HTMLRenderer::install_embedded_font(GfxFont * font, const string & suffix,
maxcode = 0xffff;
if(suffix != ".ttf")
{
fontscript_fout << "CIDFlatten()" << endl;
script_fout << "CIDFlatten()" << endl;
}
else
{
fontscript_fout << format("Reencode(\"original\")") << endl;
script_fout << format("Reencode(\"original\")") << endl;
int len;
// code2GID has been stored for embedded CID fonts
code2GID = dynamic_cast<GfxCIDFont*>(font)->getCodeToGIDMap(nullptr, &len);
@ -169,15 +172,17 @@ void HTMLRenderer::install_embedded_font(GfxFont * font, const string & suffix,
if(cnt > 0)
{
fontscript_fout << format("LoadEncodingFile(%1%, \"%2%\")") % (tmp_dir / (fn+".encoding")) % fn << endl;
fontscript_fout << format("Reencode(\"%1%\", 1)") % fn << endl;
script_fout << format("LoadEncodingFile(%1%, \"%2%\")") % (tmp_dir / (fn+".encoding")) % fn << endl;
script_fout << format("Reencode(\"%1%\", 1)") % fn << endl;
}
}
ctu->decRefCnt();
}
fontscript_fout << format("Generate(%1%)") % (dest_dir / (fn+".ttf")) << endl;
script_fout << format("Generate(%1%)") % (working_dir() / (fn+".ttf")) << endl;
system((boost::format("fontforge -script %1% 2>") % script_path).str().c_str());
export_remote_font(fn_id, ".ttf", "truetype", font);
}