Splitting fx_ge_fontmap.cpp

Move CFX_FolderFontInfo, CFX_FontMgr, and CFX_FontMapper into their own
classes. There are namespaces in each of the new files, having methods
from the original namespace in fx_ge_fontmap, according to what each
class needs.

Review-Url: https://codereview.chromium.org/2185533006

1 files changed, 73 insertions, 0 deletions

diff --git a/core/fxge/include/cfx_fontmapper.h b/core/fxge/include/cfx_fontmapper.h
new file mode 100644
index 0000000000..dc36f0b08a
--- /dev/null
+++ b/core/fxge/include/cfx_fontmapper.h
@@ -0,0 +1,73 @@
+// 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_FONTMAPPER_H_
+#define CORE_FXGE_INCLUDE_CFX_FONTMAPPER_H_
+
+#include <memory>
+#include <vector>
+
+#include "core/fxge/include/cfx_fontmgr.h"
+#include "core/fxge/include/fx_font.h"
+
+class CFX_FontMapper {
+ public:
+  explicit CFX_FontMapper(CFX_FontMgr* mgr);
+  ~CFX_FontMapper();
+
+  void SetSystemFontInfo(std::unique_ptr<IFX_SystemFontInfo> pFontInfo);
+  IFX_SystemFontInfo* GetSystemFontInfo() { return m_pFontInfo.get(); }
+  void AddInstalledFont(const CFX_ByteString& name, int charset);
+  void LoadInstalledFonts();
+
+  FXFT_Face FindSubstFont(const CFX_ByteString& face_name,
+                          FX_BOOL bTrueType,
+                          uint32_t flags,
+                          int weight,
+                          int italic_angle,
+                          int CharsetCP,
+                          CFX_SubstFont* pSubstFont);
+#ifdef PDF_ENABLE_XFA
+  FXFT_Face FindSubstFontByUnicode(uint32_t dwUnicode,
+                                   uint32_t flags,
+                                   int weight,
+                                   int italic_angle);
+#endif  // PDF_ENABLE_XFA
+  FX_BOOL IsBuiltinFace(const FXFT_Face face) const;
+  int GetFaceSize() const;
+  CFX_ByteString GetFaceName(int index) const {
+    return m_FaceArray[index].name;
+  }
+
+  std::vector<CFX_ByteString> m_InstalledTTFonts;
+
+ private:
+  static const size_t MM_FACE_COUNT = 2;
+  static const size_t FOXIT_FACE_COUNT = 14;
+
+  CFX_ByteString GetPSNameFromTT(void* hFont);
+  CFX_ByteString MatchInstalledFonts(const CFX_ByteString& norm_name);
+  FXFT_Face UseInternalSubst(CFX_SubstFont* pSubstFont,
+                             int iBaseFont,
+                             int italic_angle,
+                             int weight,
+                             int picthfamily);
+
+  struct FaceData {
+    CFX_ByteString name;
+    uint32_t charset;
+  };
+
+  FX_BOOL m_bListLoaded;
+  FXFT_Face m_MMFaces[MM_FACE_COUNT];
+  CFX_ByteString m_LastFamily;
+  std::vector<FaceData> m_FaceArray;
+  std::unique_ptr<IFX_SystemFontInfo> m_pFontInfo;
+  FXFT_Face m_FoxitFaces[FOXIT_FACE_COUNT];
+  CFX_FontMgr* const m_pFontMgr;
+};
+
+#endif  // CORE_FXGE_INCLUDE_CFX_FONTMAPPER_H_