From 4b91a2dfacee0c0f4068a7ab899c211480712d38 Mon Sep 17 00:00:00 2001
From: npm <npm@chromium.org>
Date: Mon, 21 Nov 2016 15:19:44 -0800
Subject: Clean up CFGAS_GEFont

Removed some unused method, named files properly, cleaned up a bit.

Review-Url: https://codereview.chromium.org/2524493002
---
 xfa/fgas/font/cfgas_gefont.h | 113 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100644 xfa/fgas/font/cfgas_gefont.h

(limited to 'xfa/fgas/font/cfgas_gefont.h')

diff --git a/xfa/fgas/font/cfgas_gefont.h b/xfa/fgas/font/cfgas_gefont.h
new file mode 100644
index 0000000000..acad51af79
--- /dev/null
+++ b/xfa/fgas/font/cfgas_gefont.h
@@ -0,0 +1,113 @@
+// Copyright 2014 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 XFA_FGAS_FONT_CFGAS_GEFONT_H_
+#define XFA_FGAS_FONT_CFGAS_GEFONT_H_
+
+#include <map>
+#include <memory>
+
+#include "core/fxcrt/fx_memory.h"
+#include "xfa/fgas/crt/fgas_utils.h"
+#include "xfa/fgas/font/cfgas_fontmgr.h"
+
+#define FXFONT_SUBST_ITALIC 0x02
+
+class CFX_UnicodeEncoding;
+class CXFA_PDFFontMgr;
+
+class CFGAS_GEFont {
+ public:
+  static CFGAS_GEFont* LoadFont(const FX_WCHAR* pszFontFamily,
+                                uint32_t dwFontStyles,
+                                uint16_t wCodePage,
+                                CFGAS_FontMgr* pFontMgr);
+  static CFGAS_GEFont* LoadFont(CFX_Font* pExternalFont,
+                                CFGAS_FontMgr* pFontMgr);
+  static CFGAS_GEFont* LoadFont(std::unique_ptr<CFX_Font> pInternalFont,
+                                CFGAS_FontMgr* pFontMgr);
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
+  static CFGAS_GEFont* LoadFont(const uint8_t* pBuffer,
+                                int32_t iLength,
+                                CFGAS_FontMgr* pFontMgr);
+  static CFGAS_GEFont* LoadFont(IFX_Stream* pFontStream,
+                                CFGAS_FontMgr* pFontMgr,
+                                bool bSaveStream);
+#endif
+
+  ~CFGAS_GEFont();
+
+  void Release();
+  CFGAS_GEFont* Retain();
+  CFGAS_GEFont* Derive(uint32_t dwFontStyles, uint16_t wCodePage = 0);
+  uint32_t GetFontStyles() const;
+  bool GetCharWidth(FX_WCHAR wUnicode, int32_t& iWidth, bool bCharCode);
+  int32_t GetGlyphIndex(FX_WCHAR wUnicode, bool bCharCode = false);
+  int32_t GetAscent() const;
+  int32_t GetDescent() const;
+  bool GetCharBBox(FX_WCHAR wUnicode, CFX_Rect& bbox, bool bCharCode = false);
+  bool GetBBox(CFX_Rect& bbox);
+  CFGAS_GEFont* GetSubstFont(int32_t iGlyphIndex) const;
+  CFX_Font* GetDevFont() const { return m_pFont; }
+  void SetFontProvider(CXFA_PDFFontMgr* pProvider) { m_pProvider = pProvider; }
+#if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
+  void SetLogicalFontStyle(uint32_t dwLogFontStyle) {
+    m_bUseLogFontStyle = true;
+    m_dwLogFontStyle = dwLogFontStyle;
+  }
+#endif
+
+ private:
+  explicit CFGAS_GEFont(CFGAS_FontMgr* pFontMgr);
+  CFGAS_GEFont(CFGAS_GEFont* src, uint32_t dwFontStyles);
+
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
+  bool LoadFontInternal(const FX_WCHAR* pszFontFamily,
+                        uint32_t dwFontStyles,
+                        uint16_t wCodePage);
+  bool LoadFontInternal(const uint8_t* pBuffer, int32_t length);
+  bool LoadFontInternal(IFX_Stream* pFontStream, bool bSaveStream);
+#endif
+  bool LoadFontInternal(CFX_Font* pExternalFont);
+  bool LoadFontInternal(std::unique_ptr<CFX_Font> pInternalFont);
+  bool InitFont();
+  bool GetCharBBoxInternal(FX_WCHAR wUnicode,
+                           CFX_Rect& bbox,
+                           bool bRecursive,
+                           bool bCharCode = false);
+  bool GetCharWidthInternal(FX_WCHAR wUnicode,
+                            int32_t& iWidth,
+                            bool bRecursive,
+                            bool bCharCode);
+  int32_t GetGlyphIndex(FX_WCHAR wUnicode,
+                        bool bRecursive,
+                        CFGAS_GEFont** ppFont,
+                        bool bCharCode = false);
+  CFX_WideString GetFamilyName() const;
+
+#if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
+  bool m_bUseLogFontStyle;
+  uint32_t m_dwLogFontStyle;
+#endif
+  CFX_Font* m_pFont;
+  CFGAS_GEFont* const m_pSrcFont;
+  CFGAS_FontMgr* const m_pFontMgr;
+  int32_t m_iRefCount;
+  bool m_bExternalFont;
+  std::unique_ptr<IFX_Stream, ReleaseDeleter<IFX_Stream>> m_pStream;
+  std::unique_ptr<IFX_SeekableReadStream,
+                  ReleaseDeleter<IFX_SeekableReadStream>>
+      m_pFileRead;
+  std::unique_ptr<CFX_UnicodeEncoding> m_pFontEncoding;
+  std::unique_ptr<CFX_DiscreteArrayTemplate<uint16_t>> m_pCharWidthMap;
+  std::unique_ptr<CFX_MassArrayTemplate<CFX_Rect>> m_pRectArray;
+  std::unique_ptr<CFX_MapPtrToPtr> m_pBBoxMap;
+  CXFA_PDFFontMgr* m_pProvider;  // not owned.
+  CFX_ArrayTemplate<CFGAS_GEFont*> m_SubstFonts;
+  std::map<FX_WCHAR, CFGAS_GEFont*> m_FontMapper;
+};
+
+#endif  // XFA_FGAS_FONT_CFGAS_GEFONT_H_
-- 
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