xref: /aosp_15_r20/external/pdfium/core/fxge/win32/cfx_psfonttracker.cpp (revision 3ac0a46f773bac49fa9476ec2b1cf3f8da5ec3a4) 
1 // Copyright 2021 The PDFium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #include "core/fxge/win32/cfx_psfonttracker.h"
6 
7 #include "core/fxge/cfx_font.h"
8 #include "third_party/base/check.h"
9 #include "third_party/base/containers/contains.h"
10 
11 CFX_PSFontTracker::CFX_PSFontTracker() = default;
12 
13 CFX_PSFontTracker::~CFX_PSFontTracker() = default;
14 
AddFontObject(const CFX_Font * font)15 void CFX_PSFontTracker::AddFontObject(const CFX_Font* font) {
16   uint64_t tag = font->GetObjectTag();
17   [[maybe_unused]] bool inserted;
18   if (tag != 0) {
19     inserted = seen_font_tags_.insert(tag).second;
20   } else {
21     inserted = seen_font_ptrs_.insert(UnownedPtr<const CFX_Font>(font)).second;
22   }
23   DCHECK(inserted);
24 }
25 
SeenFontObject(const CFX_Font * font) const26 bool CFX_PSFontTracker::SeenFontObject(const CFX_Font* font) const {
27   uint64_t tag = font->GetObjectTag();
28   if (tag != 0)
29     return pdfium::Contains(seen_font_tags_, tag);
30   return pdfium::Contains(seen_font_ptrs_, font);
31 }
32