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-rw-r--r--src/libjin/graphics/fonts/je_decoder.h97
1 files changed, 97 insertions, 0 deletions
diff --git a/src/libjin/graphics/fonts/je_decoder.h b/src/libjin/graphics/fonts/je_decoder.h
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+++ b/src/libjin/graphics/fonts/je_decoder.h
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+#ifndef __JE_UTF8_H__
+#define __JE_UTF8_H__
+
+#include <vector>
+
+#include "je_text.h"
+
+namespace JinEngine
+{
+ namespace Graphics
+ {
+ namespace Fonts
+ {
+
+ ///
+ /// Text decoder.
+ ///
+ class Decoder
+ {
+ public:
+
+ ///
+ /// Decode a code unit.
+ ///
+ /// @param data Code units.
+ /// @param codepoint Value of code point.
+ /// @return Next code unit location.
+ ///
+ virtual const void* decode(const void* data, Codepoint* codepoint) const = 0;
+
+ ///
+ /// Get next code unit location.
+ ///
+ /// @param data Code units.
+ /// @return Next code unit location.
+ ///
+ virtual const void* next(const void* data) const = 0;
+
+ };
+
+ ///
+ /// Utf-8 decoder.
+ ///
+ class Utf8 : public Decoder
+ {
+ public:
+
+ ///
+ /// Decode a code unit.
+ ///
+ /// @param data Code units.
+ /// @param codepoint Value of code point.
+ /// @return Next code unit location.
+ ///
+ const void* decode(const void* data, Codepoint* codepoint) const override;
+
+ ///
+ /// Get next code unit location.
+ ///
+ /// @param data Code units.
+ /// @return Next code unit location.
+ ///
+ const void* next(const void* data) const override;
+
+ };
+
+ ///
+ /// Ascii decoder.
+ ///
+ class Ascii : public Decoder
+ {
+ public:
+
+ ///
+ /// Decode a code unit.
+ ///
+ /// @param data Code units.
+ /// @param codepoint Value of code point.
+ /// @return Next code unit location.
+ ///
+ const void* decode(const void* data, Codepoint* codepoint) const override;
+
+ ///
+ /// Get next code unit location.
+ ///
+ /// @param data Code units.
+ /// @return Next code unit location.
+ ///
+ const void* next(const void* data) const override;
+
+ };
+
+ } // namespace Fonts
+ } // namespace Graphics
+} // namespace JinEngine
+
+#endif \ No newline at end of file