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When replacing font references do it in XObjects as well

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Kovid Goyal 2019-07-28 12:41:41 +05:30
parent 227679985f
commit c842a82a0f
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GPG Key ID: 06BC317B515ACE7C
1 changed files with 27 additions and 19 deletions
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20
src/calibre/utils/podofo/fonts.cpp
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@ -46,12 +46,8 @@ ref_as_integer(const PdfReference &ref) { return ref_as_integer(ref.ObjectNumber
static inline void
replace_font_references(PDFDoc *self, std::unordered_map<uint64_t, uint64_t> &ref_map) {
int num_pages = self->doc->GetPageCount();
for (int i = 0; i < num_pages; i++) {
PdfPage *page = self->doc->GetPage(i);
PdfDictionary &resources = page->GetResources()->GetDictionary();
PdfObject* f = resources.GetKey("Font");
replace_font_references_in_resources(PdfDictionary &resources, const std::unordered_map<uint64_t, uint64_t> &ref_map) {
const PdfObject* f = resources.GetKey("Font");
if (f && f->IsDictionary()) {
const PdfDictionary &font = f->GetDictionary();
PdfDictionary new_font = PdfDictionary(font);
@ -68,6 +64,18 @@ replace_font_references(PDFDoc *self, std::unordered_map<uint64_t, uint64_t> &re
resources.AddKey("Font", new_font);
}
}
static inline void
replace_font_references(PDFDoc *self, const std::unordered_map<uint64_t, uint64_t> &ref_map) {
const PdfVecObjects &objects = self->doc->GetObjects();
for (auto &k : objects) {
if (!k->IsDictionary()) continue;
PdfDictionary &dict = k->GetDictionary();
if (dict.HasKey("Resources") && dict.GetKey("Resources")->IsDictionary()) {
PdfDictionary &res = dict.GetKey("Resources")->GetDictionary();
replace_font_references_in_resources(res, ref_map);
}
}
}
static bool