mirror of
https://github.com/pdf2htmlEX/pdf2htmlEX.git
synced 2024-12-22 13:00:08 +00:00
install.cc export.cc -> font.cc
This commit is contained in:
Lu Wang
parent
31861e7acb
commit
75c2c8cba1
@ -147,10 +147,9 @@ add_executable(pdf2htmlEX
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src/pdf2htmlEX.cc
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src/HTMLRenderer/HTMLRenderer.h
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src/HTMLRenderer/draw.cc
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src/HTMLRenderer/export.cc
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src/HTMLRenderer/general.cc
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src/HTMLRenderer/image.cc
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src/HTMLRenderer/install.cc
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src/HTMLRenderer/font.cc
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src/HTMLRenderer/TextLineBuffer.h
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src/HTMLRenderer/TextLineBuffer.cc
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src/HTMLRenderer/link.cc
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@ -1,133 +0,0 @@
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/*
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* export.cc
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*
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* Export styles to HTML
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*
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* Copyright (C) 2012,2013 Lu Wang <coolwanglu@gmail.com>
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*/
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#include <sstream>
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#include <cctype>
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#include "HTMLRenderer.h"
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#include "util/namespace.h"
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#include "util/base64stream.h"
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#include "util/math.h"
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#include "util/misc.h"
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namespace pdf2htmlEX {
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using std::cerr;
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using std::endl;
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void HTMLRenderer::export_remote_font(const FontInfo & info, const string & suffix, GfxFont * font)
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{
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string mime_type, format;
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if(suffix == ".ttf")
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{
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format = "truetype";
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mime_type = "application/x-font-ttf";
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}
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else if(suffix == ".otf")
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{
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format = "opentype";
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mime_type = "application/x-font-otf";
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}
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else if(suffix == ".woff")
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{
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format = "woff";
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mime_type = "application/font-woff";
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}
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else if(suffix == ".eot")
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{
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format = "embedded-opentype";
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mime_type = "application/vnd.ms-fontobject";
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}
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else if(suffix == ".svg")
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{
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format = "svg";
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mime_type = "image/svg+xml";
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}
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else
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{
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cerr << "Warning: unknown font suffix: " << suffix << endl;
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}
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f_css.fs << "@font-face{"
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<< "font-family:f" << info.id << ";"
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<< "src:url(";
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{
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auto fn = str_fmt("f%llx%s", info.id, suffix.c_str());
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if(param->single_html)
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{
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auto path = param->tmp_dir + "/" + (char*)fn;
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ifstream fin(path, ifstream::binary);
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if(!fin)
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throw "Cannot locate font file: " + path;
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f_css.fs << "'data:font/" + mime_type + ";base64," << base64stream(fin) << "'";
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}
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else
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{
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f_css.fs << (char*)fn;
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}
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}
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f_css.fs << ")"
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<< "format(\"" << format << "\");"
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<< "}" // end of @font-face
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<< ".f" << info.id << "{"
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<< "font-family:f" << info.id << ";"
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<< "line-height:" << round(info.ascent - info.descent) << ";"
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<< "font-style:normal;"
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<< "font-weight:normal;"
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<< "visibility:visible;"
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<< "}" // end of .f
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<< endl;
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}
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static string general_font_family(GfxFont * font)
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{
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if(font->isFixedWidth())
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return "monospace";
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else if (font->isSerif())
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return "serif";
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else
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return "sans-serif";
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}
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// TODO: this function is called when some font is unable to process, may use the name there as a hint
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void HTMLRenderer::export_remote_default_font(long long fn_id)
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{
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f_css.fs << ".f" << fn_id << "{font-family:sans-serif;visibility:hidden;}" << endl;
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}
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void HTMLRenderer::export_local_font(const FontInfo & info, GfxFont * font, const string & original_font_name, const string & cssfont)
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{
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f_css.fs << ".f" << info.id << "{";
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f_css.fs << "font-family:" << ((cssfont == "") ? (original_font_name + "," + general_font_family(font)) : cssfont) << ";";
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string fn = original_font_name;
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for(auto iter = fn.begin(); iter != fn.end(); ++iter)
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*iter = tolower(*iter);
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if(font->isBold() || (fn.find("bold") != string::npos))
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f_css.fs << "font-weight:bold;";
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else
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f_css.fs << "font-weight:normal;";
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if(fn.find("oblique") != string::npos)
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f_css.fs << "font-style:oblique;";
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else if(font->isItalic() || (fn.find("italic") != string::npos))
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f_css.fs << "font-style:italic;";
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else
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f_css.fs << "font-style:normal;";
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f_css.fs << "line-height:" << round(info.ascent - info.descent) << ";";
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f_css.fs << "visibility:visible;";
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f_css.fs << "}" << endl;
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}
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} //namespace pdf2hmlEX
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@ -1,7 +1,7 @@
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/*
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* install.cc
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* font.cc
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*
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* maintaining all known styles
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* Font processing
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*
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* Copyright (C) 2012,2013 Lu Wang <coolwanglu@gmail.com>
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*/
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@ -9,6 +9,8 @@
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#include <iostream>
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#include <cmath>
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#include <algorithm>
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#include <sstream>
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#include <cctype>
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#include <GlobalParams.h>
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@ -17,6 +19,7 @@
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#include "util/namespace.h"
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#include "util/math.h"
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#include "util/misc.h"
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#include "util/base64stream.h"
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namespace pdf2htmlEX {
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@ -212,4 +215,114 @@ void HTMLRenderer::install_external_font(GfxFont * font, FontInfo & info)
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export_local_font(info, font, fontname, "");
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}
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} // namespace pdf2htmlEX
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void HTMLRenderer::export_remote_font(const FontInfo & info, const string & suffix, GfxFont * font)
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{
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string mime_type, format;
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if(suffix == ".ttf")
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{
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format = "truetype";
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mime_type = "application/x-font-ttf";
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}
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else if(suffix == ".otf")
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{
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format = "opentype";
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mime_type = "application/x-font-otf";
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}
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else if(suffix == ".woff")
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{
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format = "woff";
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mime_type = "application/font-woff";
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}
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else if(suffix == ".eot")
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{
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format = "embedded-opentype";
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mime_type = "application/vnd.ms-fontobject";
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}
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else if(suffix == ".svg")
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{
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format = "svg";
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mime_type = "image/svg+xml";
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}
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else
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{
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cerr << "Warning: unknown font suffix: " << suffix << endl;
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}
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f_css.fs << "@font-face{"
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<< "font-family:f" << info.id << ";"
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<< "src:url(";
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{
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auto fn = str_fmt("f%llx%s", info.id, suffix.c_str());
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if(param->single_html)
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{
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auto path = param->tmp_dir + "/" + (char*)fn;
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ifstream fin(path, ifstream::binary);
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if(!fin)
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throw "Cannot locate font file: " + path;
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f_css.fs << "'data:font/" + mime_type + ";base64," << base64stream(fin) << "'";
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}
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else
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{
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f_css.fs << (char*)fn;
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}
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}
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f_css.fs << ")"
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<< "format(\"" << format << "\");"
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<< "}" // end of @font-face
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<< ".f" << info.id << "{"
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<< "font-family:f" << info.id << ";"
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<< "line-height:" << round(info.ascent - info.descent) << ";"
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<< "font-style:normal;"
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<< "font-weight:normal;"
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<< "visibility:visible;"
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<< "}" // end of .f
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<< endl;
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}
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static string general_font_family(GfxFont * font)
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{
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if(font->isFixedWidth())
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return "monospace";
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else if (font->isSerif())
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return "serif";
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else
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return "sans-serif";
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}
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// TODO: this function is called when some font is unable to process, may use the name there as a hint
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void HTMLRenderer::export_remote_default_font(long long fn_id)
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{
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f_css.fs << ".f" << fn_id << "{font-family:sans-serif;visibility:hidden;}" << endl;
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}
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void HTMLRenderer::export_local_font(const FontInfo & info, GfxFont * font, const string & original_font_name, const string & cssfont)
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{
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f_css.fs << ".f" << info.id << "{";
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f_css.fs << "font-family:" << ((cssfont == "") ? (original_font_name + "," + general_font_family(font)) : cssfont) << ";";
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string fn = original_font_name;
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for(auto iter = fn.begin(); iter != fn.end(); ++iter)
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*iter = tolower(*iter);
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if(font->isBold() || (fn.find("bold") != string::npos))
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f_css.fs << "font-weight:bold;";
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else
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f_css.fs << "font-weight:normal;";
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if(fn.find("oblique") != string::npos)
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f_css.fs << "font-style:oblique;";
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else if(font->isItalic() || (fn.find("italic") != string::npos))
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f_css.fs << "font-style:italic;";
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else
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f_css.fs << "font-style:normal;";
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f_css.fs << "line-height:" << round(info.ascent - info.descent) << ";";
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f_css.fs << "visibility:visible;";
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f_css.fs << "}" << endl;
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}
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} //namespace pdf2hmlEX
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