xref: /aosp_15_r20/external/pdfium/core/fxge/cfx_fontcache.cpp (revision 3ac0a46f773bac49fa9476ec2b1cf3f8da5ec3a4)
1 // Copyright 2016 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 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6 
7 #include "core/fxge/cfx_fontcache.h"
8 
9 #include "core/fxge/cfx_font.h"
10 #include "core/fxge/cfx_glyphcache.h"
11 #include "core/fxge/freetype/fx_freetype.h"
12 #include "core/fxge/fx_font.h"
13 
14 CFX_FontCache::CFX_FontCache() = default;
15 
16 CFX_FontCache::~CFX_FontCache() = default;
17 
GetGlyphCache(const CFX_Font * pFont)18 RetainPtr<CFX_GlyphCache> CFX_FontCache::GetGlyphCache(const CFX_Font* pFont) {
19   RetainPtr<CFX_Face> face = pFont->GetFace();
20   const bool bExternal = !face;
21   auto& map = bExternal ? m_ExtGlyphCacheMap : m_GlyphCacheMap;
22   auto it = map.find(face.Get());
23   if (it != map.end() && it->second)
24     return pdfium::WrapRetain(it->second.Get());
25 
26   auto new_cache = pdfium::MakeRetain<CFX_GlyphCache>(face);
27   map[face.Get()].Reset(new_cache.Get());
28   return new_cache;
29 }
30 
31 #if defined(_SKIA_SUPPORT_)
GetDeviceCache(const CFX_Font * pFont)32 CFX_TypeFace* CFX_FontCache::GetDeviceCache(const CFX_Font* pFont) {
33   return GetGlyphCache(pFont)->GetDeviceCache(pFont);
34 }
35 #endif
36