first commit

Minecraft.Client/Xbox/Font/XUI_FontData.h

@@ -0,0 +1,147 @@
+#pragma once
+using namespace std;
+#include <xuirender.h>
+
+#include "..\..\Common\UI\UIFontData.h"
+
+// 4J This class is partially based of the ATG font implementation
+//--------------------------------------------------------------------------------------
+// Name: GLYPH_ATTR
+// Desc: Structure to hold information about one glyph (font character image)
+//--------------------------------------------------------------------------------------
+typedef struct GLYPH_ATTR
+{
+    WORD tu1, tv1, tu2, tv2;    // Texture coordinates for the image
+    SHORT wOffset;              // Pixel offset for glyph start
+    SHORT wWidth;               // Pixel width of the glyph
+    SHORT wAdvance;             // Pixels to advance after the glyph
+    WORD wMask;                 // Channel mask
+} GLYPH_ATTR;
+
+//
+// These two structures are mapped to data loaded from disk.
+// DO NOT ALTER ANY ENTRIES OR YOU WILL BREAK 
+// COMPATIBILITY WITH THE FONT FILE
+//
+
+// Font description
+
+#define ATGCALCFONTFILEHEADERSIZE(x) ( sizeof(DWORD) + (sizeof(FLOAT)*4) + sizeof(WORD) + (sizeof(WCHAR)*(x)) )
+#define ATGFONTFILEVERSION 5
+
+typedef struct FontFileHeaderImage_t {
+    DWORD m_dwFileVersion;          // Version of the font file (Must match FONTFILEVERSION)
+    FLOAT m_fFontHeight;            // Height of the font strike in pixels
+    FLOAT m_fFontTopPadding;        // Padding above the strike zone
+    FLOAT m_fFontBottomPadding;     // Padding below the strike zone
+    FLOAT m_fFontYAdvance;          // Number of pixels to move the cursor for a line feed
+    WORD m_cMaxGlyph;               // Number of font characters (Should be an odd number to maintain DWORD Alignment)
+    WCHAR m_TranslatorTable[1];     // ASCII to Glyph lookup table, NOTE: It's m_cMaxGlyph+1 in size.
+                                    // Entry 0 maps to the "Unknown" glyph.    
+} FontFileHeaderImage_t;
+
+// Font strike array. Immediately follows the FontFileHeaderImage_t
+// structure image
+
+typedef struct FontFileStrikesImage_t {
+    DWORD m_dwNumGlyphs;            // Size of font strike array (First entry is the unknown glyph)
+    GLYPH_ATTR m_Glyphs[1];         // Array of font strike uv's etc... NOTE: It's m_dwNumGlyphs in size
+} FontFileStrikesImage_t;
+
+typedef struct _CharMetrics
+{
+   // units are pixels at current font size
+
+   float fMinX;    // min x coordinate
+   float fMinY;    // min y coordinate
+   float fMaxX;    // max x coordinate
+   float fMaxY;    // max y coordinate
+   float fAdvance; // advance value
+} CharMetrics;
+
+class XUI_FontData
+{
+public:
+	int getMaxGlyph();
+	float getFontHeight();
+	float getFontTopPadding();
+	float getFontBottomPadding();
+	float getFontYAdvance();
+	float getFontMaxWidth();
+	float getMaxDescent();
+	float getMaxAscent();
+	int getImageWidth();
+	int getImageHeight();
+
+	typedef struct 
+	{
+		friend class XUI_FontData;
+
+	private:
+		unsigned short m_glyphId;
+		XUI_FontData *m_parent;
+
+	public:
+		bool	hasChar() { return true; }
+		float	getMinX();
+		float	getMinY();
+		float	getMaxX();
+		float	getMaxY();
+		float	getAdvance();
+		int		getGlyphId();
+		int		tu1();
+		int		tu2();
+		int		tv1();
+		int		tv2();			// Texture coordinates for the image
+		short	getOffset();	// Pixel offset for glyph start
+		short	getWidth();		// Pixel width of the glyph
+		short	getWAdvance();	// Pixels to advance after the glyph
+		WORD	getMask();		// Channel mask, tv2;           
+	} SChar;
+
+	SChar getChar(const wchar_t strChar);
+	
+	// D3D rendering objects
+    D3DTexture* m_pFontTexture;
+	int m_iFontTexture;
+
+private:
+	unordered_map<wchar_t, unsigned short> m_TranslatorMap;
+
+	CharMetrics *m_characterMetrics;
+
+	// Translator table for supporting unicode ranges
+    DWORD m_cMaxGlyph;          // Number of entries in the translator table
+
+    // Glyph data for the font
+    DWORD m_dwNumGlyphs;        // Number of valid glyphs
+    GLYPH_ATTR* m_Glyphs; // Array of glyphs
+
+	DWORD m_dwNestedBeginCount;
+
+
+protected:
+	CFontData *m_fontData;
+
+public:
+    // Accessor functions
+    inline D3DTexture* GetTexture() const
+    {
+        return m_pFontTexture;
+    }
+
+public:
+    XUI_FontData();
+    ~XUI_FontData();
+
+    // Functions to create and destroy the internal objects
+    HRESULT Create( SFontData &sfontdata );
+    //HRESULT Create( D3DTexture* pFontTexture, const VOID* pFontData );
+	HRESULT Create( int iFontTexture, const VOID* pFontData );
+    VOID    Destroy();
+
+    //FLOAT   GetCharAdvance( const WCHAR* strChar );
+    //FLOAT   GetCharWidth( const WCHAR* strChar );
+	//void	GetCharMetrics( const WCHAR* strChar, XUICharMetrics *xuiMetrics);
+	//unsigned short getGlyphId(wchar_t character);
+};