Splitting fx_ge_fontmap.cpp

core/fxge/include/cfx_fontmgr.h

+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef CORE_FXGE_INCLUDE_CFX_FONTMGR_H_
+#define CORE_FXGE_INCLUDE_CFX_FONTMGR_H_
+
+#include <map>
+#include <memory>
+
+#include "core/fxge/include/fx_font.h"
+
+class IFX_SystemFontInfo;
+class CFX_FontMapper;
+
+class CFX_FontMgr {
+ public:
+  CFX_FontMgr();
+  ~CFX_FontMgr();
+
+  void InitFTLibrary();
+
+  FXFT_Face GetCachedFace(const CFX_ByteString& face_name,
+                          int weight,
+                          FX_BOOL bItalic,
+                          uint8_t*& pFontData);
+  FXFT_Face AddCachedFace(const CFX_ByteString& face_name,
+                          int weight,
+                          FX_BOOL bItalic,
+                          uint8_t* pData,
+                          uint32_t size,
+                          int face_index);
+  FXFT_Face GetCachedTTCFace(int ttc_size,
+                             uint32_t checksum,
+                             int font_offset,
+                             uint8_t*& pFontData);
+  FXFT_Face AddCachedTTCFace(int ttc_size,
+                             uint32_t checksum,
+                             uint8_t* pData,
+                             uint32_t size,
+                             int font_offset);
+  FXFT_Face GetFileFace(const FX_CHAR* filename, int face_index);
+  FXFT_Face GetFixedFace(const uint8_t* pData, uint32_t size, int face_index);
+  void ReleaseFace(FXFT_Face face);
+  void SetSystemFontInfo(std::unique_ptr<IFX_SystemFontInfo> pFontInfo);
+  FXFT_Face FindSubstFont(const CFX_ByteString& face_name,
+                          FX_BOOL bTrueType,
+                          uint32_t flags,
+                          int weight,
+                          int italic_angle,
+                          int CharsetCP,
+                          CFX_SubstFont* pSubstFont);
+  bool GetBuiltinFont(size_t index, const uint8_t** pFontData, uint32_t* size);
+  CFX_FontMapper* GetBuiltinMapper() const { return m_pBuiltinMapper.get(); }
+  FXFT_Library GetFTLibrary() const { return m_FTLibrary; }
+  bool FTLibrarySupportsHinting() const { return m_FTLibrarySupportsHinting; }
+
+ private:
+  std::unique_ptr<CFX_FontMapper> m_pBuiltinMapper;
+  std::map<CFX_ByteString, CTTFontDesc*> m_FaceMap;
+  FXFT_Library m_FTLibrary;
+  bool m_FTLibrarySupportsHinting;
+};
+
+#endif  // CORE_FXGE_INCLUDE_CFX_FONTMGR_H_