DenysMedvid/pdf2htmlEX
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use img instead of background-image for better printing

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This commit is contained in:
Lu Wang 2013-03-01 13:24:29 +08:00
parent 0bafee4a03
commit 34a53f9d14
4 changed files with 26 additions and 21 deletions
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9
share/base.css.in
View File

@ -112,12 +112,17 @@
-moz-transform-origin:0% 0%; -moz-transform-origin:0% 0%;
-webkit-transform-origin:0% 0%; -webkit-transform-origin:0% 0%;
-o-transform-origin:0% 0%; -o-transform-origin:0% 0%;
background-position:0 0;
background-repeat:no-repeat;
} }
.@CSS_PAGE_CONTENT_BOX_CN@.opened { /* used by pdf2htmlEX.js, to show/hide pages */ .@CSS_PAGE_CONTENT_BOX_CN@.opened { /* used by pdf2htmlEX.js, to show/hide pages */
display:block; display:block;
} }
.@CSS_BACKGROUND_IMAGE_CN@ {
position:absolute;
left:0;
top:0;
width:100%;
height:100%;
}
@media print { @media print {
.@CSS_PAGE_DECORATION_CN@ { .@CSS_PAGE_DECORATION_CN@ {
margin:0; margin:0;

34
src/HTMLRenderer/general.cc
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@ -110,7 +110,7 @@ void HTMLRenderer::process(PDFDoc *doc)
if(param->process_nontext) if(param->process_nontext)
{ {
auto fn = str_fmt("%s/p%x.png", (param->single_html ? param->tmp_dir : param->dest_dir).c_str(), i); auto fn = str_fmt("%s/bg%x.png", (param->single_html ? param->tmp_dir : param->dest_dir).c_str(), i);
if(param->single_html) if(param->single_html)
tmp_files.add((char*)fn); tmp_files.add((char*)fn);
@ -174,31 +174,27 @@ void HTMLRenderer::startPage(int pageNum, GfxState *state, XRef * xref)
<< "\" data-page-no=\"" << pageNum << "\">" << "\" data-page-no=\"" << pageNum << "\">"
<< "<div class=\"" << CSS::PAGE_CONTENT_BOX_CN << "<div class=\"" << CSS::PAGE_CONTENT_BOX_CN
<< " " << CSS::PAGE_CONTENT_BOX_CN << pageNum << " " << CSS::PAGE_CONTENT_BOX_CN << pageNum
<< "\" style=\""; << "\">";
if(param->process_nontext) if(param->process_nontext)
{ {
f_pages.fs << "background-image:url("; f_pages.fs << "<img class=\"" << CSS::BACKGROUND_IMAGE_CN
<< "\" alt=\"\" src=\"";
if(param->single_html)
{ {
if(param->single_html) auto path = str_fmt("%s/bg%x.png", param->tmp_dir.c_str(), pageNum);
{ ifstream fin((char*)path, ifstream::binary);
auto path = str_fmt("%s/p%x.png", param->tmp_dir.c_str(), pageNum); if(!fin)
ifstream fin((char*)path, ifstream::binary); throw string("Cannot read background image ") + (char*)path;
if(!fin) f_pages.fs << "data:image/png;base64," << base64stream(fin);
throw string("Cannot read background image ") + (char*)path;
f_pages.fs << "'data:image/png;base64," << base64stream(fin) << "'";
}
else
{
f_pages.fs << str_fmt("p%x.png", pageNum);
}
} }
f_pages.fs << ");"; else
bgimage_size_manager.install(pageNum, state->getPageWidth(), state->getPageHeight()); {
f_pages.fs << str_fmt("bg%x.png", pageNum);
}
f_pages.fs << "\"/>";
} }
f_pages.fs << "\">";
reset_state(); reset_state();
} }

2
src/css_class_names.cmakelists.txt
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@ -14,6 +14,8 @@ set(CSS_PAGE_FRAME_CN "pf") # page frame
set(CSS_PAGE_CONTENT_BOX_CN "pc") # page content set(CSS_PAGE_CONTENT_BOX_CN "pc") # page content
set(CSS_PAGE_DATA_CN "pi") # page info set(CSS_PAGE_DATA_CN "pi") # page info
set(CSS_BACKGROUND_IMAGE_CN "bi") # background image
set(CSS_FONT_FAMILY_CN "ff") # font family set(CSS_FONT_FAMILY_CN "ff") # font family
set(CSS_FONT_SIZE_CN "fs") # font size set(CSS_FONT_SIZE_CN "fs") # font size

2
src/util/css_const.h.in
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@ -35,6 +35,8 @@ const char * const PAGE_FRAME_CN = "@CSS_PAGE_FRAME_CN@";
const char * const PAGE_CONTENT_BOX_CN = "@CSS_PAGE_CONTENT_BOX_CN@"; const char * const PAGE_CONTENT_BOX_CN = "@CSS_PAGE_CONTENT_BOX_CN@";
const char * const PAGE_DATA_CN = "@CSS_PAGE_DATA_CN@"; const char * const PAGE_DATA_CN = "@CSS_PAGE_DATA_CN@";
const char * const BACKGROUND_IMAGE_CN = "@CSS_BACKGROUND_IMAGE_CN@";
const char * const FONT_FAMILY_CN = "@CSS_FONT_FAMILY_CN@"; const char * const FONT_FAMILY_CN = "@CSS_FONT_FAMILY_CN@";
const char * const FONT_SIZE_CN = "@CSS_FONT_SIZE_CN@"; const char * const FONT_SIZE_CN = "@CSS_FONT_SIZE_CN@";
const char * const FILL_COLOR_CN = "@CSS_FILL_COLOR_CN@"; const char * const FILL_COLOR_CN = "@CSS_FILL_COLOR_CN@";