*去掉文件前缀je_

1 files changed, 99 insertions, 0 deletions

diff --git a/src/libjin/graphics/fonts/decoder.h b/src/libjin/graphics/fonts/decoder.h
new file mode 100644
index 0000000..8ff7bd7
--- /dev/null
+++ b/src/libjin/graphics/fonts/decoder.h
@@ -0,0 +1,99 @@
+#ifndef __JE_UTF8_H__
+#define __JE_UTF8_H__
+
+#include <vector>
+
+#include "../../common/object.h"
+
+#include "text.h"
+
+namespace JinEngine
+{
+    namespace Graphics
+    {
+        namespace Fonts
+        {
+
+            ///
+            /// Text decoder.
+            ///
+            class Decoder : public Object
+            {
+            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
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