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CryFont/FontRenderer.h

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+//-------------------------------------------------------------------------------------------------
+// Author: M<>rcio Martins
+//
+// Purpose:
+//  - Render a glyph outline into a bitmap using FreeType 2
+//
+// History:
+//  - [6/6/2003] created the file
+//
+//-------------------------------------------------------------------------------------------------
+#pragma once
+
+
+#include <string>
+
+#include "GlyphBitmap.h"
+#include "FreeType2/include/FreeType/FreeType.h"
+
+
+
+// Corresponds to the Unicode character set. This value covers all versions of the Unicode repertoire,
+// including ASCII and Latin-1. Most fonts include a Unicode charmap, but not all of them.
+#define FONT_ENCODING_UNICODE		(FT_ENCODING_UNICODE)
+
+// Corresponds to the Microsoft Symbol encoding, used to encode mathematical symbols in the 32..255 character code range.
+// For more information, see `http://www.ceviz.net/symbol.htm'.
+#define FONT_ENCODING_SYMBOL		(FT_ENCODING_MS_SYMBOL)
+
+// Corresponds to Microsoft's Japanese SJIS encoding.
+// More info at `http://langsupport.japanreference.com/encoding.shtml'. See note on multi-byte encodings below.
+#define FONT_ENCODING_SJIS			(FT_ENCODING_MS_SJIS)
+
+// Corresponds to the encoding system for Simplified Chinese, as used in China. Only found in some TrueType fonts.
+#define FONT_ENCODING_GB2312		(FT_ENCODING_MS_GB2312)
+
+// Corresponds to the encoding system for Traditional Chinese, as used in Taiwan and Hong Kong. Only found in some TrueType fonts.
+#define FONT_ENCODING_BIG5			(FT_ENCODING_MS_BIG5)
+
+// Corresponds to the Korean encoding system known as Wansung.
+// This is a Microsoft encoding that is only found in some TrueType fonts.
+// For more information, see `http://www.microsoft.com/typography/unicode/949.txt'.
+#define FONT_ENCODING_WANSUNG		(FT_ENCODING_MS_WANSUNG)
+
+// The Korean standard character set (KS C-5601-1992), which corresponds to Windows code page 1361.
+// This character set includes all possible Hangeul character combinations. Only found on some rare TrueType fonts.
+#define FONT_ENCODING_JOHAB		(FT_ENCODING_MS_JOHAB)
+
+
+
+//------------------------------------------------------------------------------------
+class CFontRenderer
+{
+public:
+
+	CFontRenderer();
+	~CFontRenderer();
+
+	int			LoadFromFile(const string &szFileName);
+	int			LoadFromMemory(unsigned char *pBuffer, int iBufferSize);
+	int			Release();
+
+	int			SetGlyphBitmapSize(int iWidth, int iHeight);
+	int			GetGlyphBitmapSize(int *pWidth, int *pHeight);
+
+	int			SetSizeRatio(float fSizeRatio) { m_fSizeRatio = fSizeRatio; return 1; };
+	float		GetSizeRatio() { return m_fSizeRatio; };
+
+	int			SetEncoding(FT_Encoding pEncoding);
+	FT_Encoding	GetEncoding() { return m_pEncoding; }; 
+
+	int			GetGlyph(CGlyphBitmap *pGlyphBitmap, int *iGlyphWidth, int *iGlyphHeight, int iX, int iY, int iCharCode);
+	int			GetGlyphScaled(CGlyphBitmap *pGlyphBitmap, int *iGlyphWidth, int *iGlyphHeight, int iX, int iY, float fScaleX, float fScaleY, int iCharCode);
+
+private:
+
+	FT_Library		m_pLibrary;
+	FT_Face			m_pFace;
+	FT_GlyphSlot	m_pGlyph;
+	float			m_fSizeRatio;
+
+	FT_Encoding		m_pEncoding;
+
+	int				m_iGlyphBitmapWidth;
+	int				m_iGlyphBitmapHeight;
+};