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authorchai <chaifix@163.com>2018-10-19 08:36:44 +0800
committerchai <chaifix@163.com>2018-10-19 08:36:44 +0800
commit7d5f055547e70fa93ee9ac944e62f8d657b9dc55 (patch)
tree081782a1541854db4b8eb69c4b43081f52711286 /src/libjin/Graphics/Font/je_decoder.h
parent02dd1f38008594048f0e28bad01e7c6d18844198 (diff)
*修改文件名
Diffstat (limited to 'src/libjin/Graphics/Font/je_decoder.h')
-rw-r--r--src/libjin/Graphics/Font/je_decoder.h88
1 files changed, 88 insertions, 0 deletions
diff --git a/src/libjin/Graphics/Font/je_decoder.h b/src/libjin/Graphics/Font/je_decoder.h
new file mode 100644
index 0000000..e95f7c3
--- /dev/null
+++ b/src/libjin/Graphics/Font/je_decoder.h
@@ -0,0 +1,88 @@
+#ifndef __LIBJIN_UTF8_H
+#define __LIBJIN_UTF8_H
+
+#include <vector>
+
+#include "je_text.h"
+
+namespace jin
+{
+ namespace graphics
+ {
+
+ ///
+ /// 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 graphics
+} // namespace jin
+
+#endif \ No newline at end of file