implement initial Text functionality

src/lib/include/jes/Text.h

@@ -1,12 +1,29 @@
 #ifndef JES_TEXT_H
 #define JES_TEXT_H
 
+#include <stdint.h>
 #include "jes/Ref.h"
 
 namespace jes
 {
     class Text
     {
+    public:
+        typedef char Character;
+        Text();
+        Text(const uint8_t buf[], size_t size);
+        size_t get_size() { return m_size - m_gap_size; }
+
+        Character operator[](int index)
+        {
+            return (Character)(m_buffer[index < m_insert_index ? index : index + m_gap_size]);
+        }
+
+    protected:
+        uint8_t * m_buffer;
+        size_t m_size;
+        size_t m_insert_index;
+        size_t m_gap_size;
     };
     typedef Ref<Text> TextRef;
 }

src/lib/src/Text.cc

@@ -1 +1,22 @@
 #include "jes/Text.h"
+#include <string.h>
+
+namespace jes
+{
+    Text::Text()
+    {
+        m_buffer = NULL;
+        m_size = 0;
+        m_insert_index = 0;
+        m_gap_size = 0;
+    }
+
+    Text::Text(const uint8_t buf[], size_t size)
+    {
+        m_buffer = new uint8_t[size];
+        m_size = size;
+        m_insert_index = size;
+        m_gap_size = 0;
+        memcpy(m_buffer, &buf[0], size);
+    }
+}