DenysMedvid/pdf2htmlEX
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avoid using rename()

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This commit is contained in:
Lu Wang 2012-09-26 21:31:29 +08:00
parent 50b0353fb2
commit d7ba0a95c6
1 changed files with 42 additions and 39 deletions
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81
src/HTMLRenderer/text.cc
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@ -26,6 +26,7 @@ using std::unordered_set;
using std::min;
using std::all_of;
using std::round;
using std::swap;
string HTMLRenderer::dump_embedded_font (GfxFont * font, long long fn_id)
{
@ -407,8 +408,46 @@ void HTMLRenderer::embed_font(const string & filepath, GfxFont * font, FontInfo
* Generate the font as desired
*
*/
string tmp_fn = (char*)str_fmt("%s/__font%s", param->tmp_dir.c_str(), param->font_suffix.c_str());
add_tmp_file(tmp_fn);
string cur_tmp_fn = (char*)str_fmt("%s/__tmp_font1%s", param->tmp_dir.c_str(), param->font_suffix.c_str());
add_tmp_file(cur_tmp_fn);
string other_tmp_fn = (char*)str_fmt("%s/__tmp_font2%s", param->tmp_dir.c_str(), param->font_suffix.c_str());
add_tmp_file(other_tmp_fn);
ffw_save(cur_tmp_fn.c_str());
ffw_close();
/*
* Step 4
* Font Hinting
*/
bool hinted = false;
// Call external hinting program if specified
if(param->external_hint_tool != "")
{
hinted = (system((char*)str_fmt("%s \"%s\" \"%s\"", param->external_hint_tool.c_str(), cur_tmp_fn.c_str(), other_tmp_fn.c_str())) == 0);
}
// Call internal hinting procedure if specified
if((!hinted) && (param->auto_hint))
{
ffw_load_font(cur_tmp_fn.c_str());
ffw_auto_hint();
ffw_save(other_tmp_fn.c_str());
ffw_close();
hinted = true;
}
if(hinted)
{
swap(cur_tmp_fn, other_tmp_fn);
}
/*
* Step 5
* Generate the font
* Reload to retrieve/fix accurate ascent/descent
*/
string fn = (char*)str_fmt("%s/f%llx%s",
(param->single_html ? param->tmp_dir : param->dest_dir).c_str(),
info.id, param->font_suffix.c_str());
@ -416,46 +455,10 @@ void HTMLRenderer::embed_font(const string & filepath, GfxFont * font, FontInfo
if(param->single_html)
add_tmp_file(fn);
ffw_save(fn.c_str());
ffw_close();
/*
* Step 4
* Font Hinting
*/
bool hinted = false;
rename(fn.c_str(), tmp_fn.c_str());
// Call external hinting program if specified
if(param->external_hint_tool != "")
{
hinted = (system((char*)str_fmt("%s \"%s\" \"%s\"", param->external_hint_tool.c_str(), tmp_fn.c_str(), fn.c_str())) == 0);
}
// Call internal hinting procedure if specified
if((!hinted) && (param->auto_hint))
{
ffw_load_font(tmp_fn.c_str());
ffw_auto_hint();
ffw_save(fn.c_str());
hinted = true;
}
if(!hinted)
{
rename(tmp_fn.c_str(), fn.c_str());
}
/*
* Step 5
* Reload to retrieve/fix accurate ascent/descent
*/
rename(fn.c_str(), tmp_fn.c_str());
ffw_load_font(tmp_fn.c_str());
ffw_load_font(cur_tmp_fn.c_str());
ffw_metric(&info.ascent, &info.descent);
ffw_save(fn.c_str());
ffw_close();
}
void HTMLRenderer::drawString(GfxState * state, GooString * s)