1// Copyright 2014 PDFium Authors. All rights reserved.
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#ifndef CORE_INCLUDE_FXGE_FPF_H_
8#define CORE_INCLUDE_FXGE_FPF_H_
9
10class IFPF_DeviceModule;
11class IFPF_FontMgr;
12class IFPF_Font;
13class IFPF_DeviceModule
14{
15public:
16    virtual ~IFPF_DeviceModule() { }
17    virtual void				Destroy() = 0;
18    virtual IFPF_FontMgr*		GetFontMgr() = 0;
19};
20IFPF_DeviceModule*	FPF_GetDeviceModule();
21#define FPF_MATCHFONT_REPLACEANSI		1
22typedef struct FPF_HFONT_ {
23    FX_LPVOID pData;
24}* FPF_HFONT;
25class IFPF_Font
26{
27public:
28    virtual void			Release() = 0;
29    virtual IFPF_Font*		Retain() = 0;
30    virtual FPF_HFONT		GetHandle() = 0;
31    virtual CFX_ByteString	GetFamilyName() = 0;
32    virtual CFX_WideString	GetPsName() = 0;
33    virtual FX_DWORD		GetFontStyle() const = 0;
34    virtual FX_BYTE			GetCharset() const = 0;
35
36    virtual FX_INT32		GetGlyphIndex(FX_WCHAR wUnicode) = 0;
37    virtual FX_INT32		GetGlyphWidth(FX_INT32 iGlyphIndex) = 0;
38
39    virtual FX_INT32		GetAscent() const = 0;
40    virtual FX_INT32		GetDescent() const = 0;
41
42    virtual FX_BOOL			GetGlyphBBox(FX_INT32 iGlyphIndex, FX_RECT &rtBBox) = 0;
43    virtual FX_BOOL			GetBBox(FX_RECT &rtBBox) = 0;
44
45    virtual FX_INT32		GetHeight() const = 0;
46    virtual FX_INT32		GetItalicAngle() const = 0;
47    virtual FX_DWORD		GetFontData(FX_DWORD dwTable, FX_LPBYTE pBuffer, FX_DWORD dwSize) = 0;
48
49protected:
50    ~IFPF_Font() { }
51};
52class IFPF_FontMgr
53{
54public:
55    virtual ~IFPF_FontMgr() { }
56    virtual void			LoadSystemFonts() = 0;
57    virtual void			LoadPrivateFont(IFX_FileRead* pFontFile) = 0;
58    virtual void			LoadPrivateFont(FX_BSTR bsFileName) = 0;
59    virtual void			LoadPrivateFont(FX_LPVOID pBuffer, size_t szBuffer) = 0;
60
61    virtual IFPF_Font*		CreateFont(FX_BSTR bsFamilyname, FX_BYTE charset, FX_DWORD dwStyle, FX_DWORD dwMatch = 0) = 0;
62};
63
64#endif  // CORE_INCLUDE_FXGE_FPF_H_
65