1 files changed, 102 insertions, 0 deletions
diff --git a/src/vg/Font.h b/src/vg/Font.h
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+++ b/src/vg/Font.h
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+#ifndef __FONT_H
+#define __FONT_H
+
+/*------------------------------------------------------------------------
+ *
+ * OpenVG 1.1 Reference Implementation
+ * -----------------------------------
+ *
+ * Copyright (c) 2007 The Khronos Group Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and /or associated documentation files
+ * (the "Materials "), to deal in the Materials without restriction,
+ * including without limitation the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Materials,
+ * and to permit persons to whom the Materials are furnished to do so,
+ * subject to the following conditions: 
+ *
+ * The above copyright notice and this permission notice shall be included 
+ * in all copies or substantial portions of the Materials. 
+ *
+ * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE MATERIALS OR
+ * THE USE OR OTHER DEALINGS IN THE MATERIALS.
+ *
+ *//**
+ * \file
+ * \brief	VGContext class. Used for storing OpenVG state.
+ * \note	
+ *//*-------------------------------------------------------------------*/
+
+#include "VG/openvg.h"
+#include "Math.h"
+#include "Array.h"
+#include "Path.h"
+#include "Image.h"
+
+//==============================================================================================
+
+namespace tgOpenVG
+{
+
+/*-------------------------------------------------------------------*//*!
+* \brief	Storage and operations for VGFont.
+* \param	
+* \return	
+* \note		
+*//*-------------------------------------------------------------------*/
+
+class Font
+{
+public:
+	struct Glyph
+	{
+        enum State
+        {
+            GLYPH_UNINITIALIZED     = 0,
+            GLYPH_PATH              = 1,
+            GLYPH_IMAGE             = 2
+        };
+		Glyph()				{ m_state = GLYPH_UNINITIALIZED; m_path = m_image = VG_INVALID_HANDLE; m_isHinted = false; m_origin.set(0.0f, 0.0f); m_escapement.set(0.0f, 0.0f); }
+        unsigned int m_index;
+        State        m_state;
+		VGPath		 m_path;
+		VGImage		 m_image;
+		bool		 m_isHinted;
+		Vector2		 m_origin;
+		Vector2		 m_escapement;
+	};
+
+	Font(int capacityHint);	//throws bad_alloc
+	~Font();
+
+	int				getNumGlyphs() const					{ int n=0; for(int i=0;i<m_glyphs.size();i++) { if(m_glyphs[i].m_state != Glyph::GLYPH_UNINITIALIZED) n++; } return n; }
+	void			addReference()							{ m_referenceCount++; }
+	int				removeReference()						{ m_referenceCount--; RI_ASSERT(m_referenceCount >= 0); return m_referenceCount; }
+
+	void			setGlyphToPath(unsigned int index, VGPath path, bool isHinted, const Vector2& origin, const Vector2& escapement);    //throws bad_alloc
+	void			setGlyphToImage(unsigned int index, VGImage image, const Vector2& origin, const Vector2& escapement);    //throws bad_alloc
+    Glyph*          findGlyph(unsigned int index);
+    void            clearGlyph(Glyph* g);
+private:
+	Font(const Font&);						//!< Not allowed.
+	void operator=(const Font&);			//!< Not allowed.
+
+    Glyph*          newGlyph();    //throws bad_alloc
+
+	int				m_referenceCount;
+	Array<Glyph>	m_glyphs;
+};
+
+//=======================================================================
+
+}	//namespace tgOpenVG
+
+//=======================================================================
+
+#endif /* __FONT_H */