From fd830279725081d95e3f08f768ed6879c92fe838 Mon Sep 17 00:00:00 2001
From: Mike Buland <eichlan@xagasoft.com>
Date: Tue, 12 Nov 2019 06:02:12 -0800
Subject: 32bit

---
 src/unstable/text.cpp        | 55 +++++++++++++++++++++++++++++++++++++++-----
 src/unstable/text.h          | 13 ++++-------
 src/unstable/textbuilder.cpp | 12 +++++++++-
 src/unstable/textbuilder.h   |  1 +
 4 files changed, 66 insertions(+), 15 deletions(-)

diff --git a/src/unstable/text.cpp b/src/unstable/text.cpp
index 9e5670d..6ec41da 100644
--- a/src/unstable/text.cpp
+++ b/src/unstable/text.cpp
@@ -6,22 +6,34 @@
  */
 
 #include "bu/text.h"
+
+#include "bu/exceptionbase.h"
+
 #include <string.h>
 
 Bu::Text::Text() :
     pData( NULL ),
-    iSize( 0 ),
-    iCodePoints( 0 )
+    bIsBmpOnly( true ),
+    iSize( 0 )
 {
 }
 
 Bu::Text::Text( const Text &rSrc ) :
     pData( NULL ),
-    iSize( rSrc.iSize ),
-    iCodePoints( rSrc.iCodePoints )
+    bIsBmpOnly( rSrc.bIsBmpOnly ),
+    iSize( rSrc.iSize )
+{
+    pData = new CodePoint[iSize];
+    memcpy( pData, rSrc.pData, sizeof(CodePoint)*iSize );
+}
+
+Bu::Text::Text( const TextBuilder &rSrc ) :
+    pData( NULL ),
+    bIsBmpOnly( true ),
+    iSize( rSrc.getSize() )
 {
-    pData = new uint16_t[iSize];
-    memcpy( pData, rSrc.pData, sizeof(uint16_t)*iSize );
+    pData = new CodePoint[iSize];
+    
 }
 
 Bu::Text::~Text()
@@ -30,4 +42,35 @@ Bu::Text::~Text()
     pData = NULL;
 }
 
+bool Bu::Text::isEmpty() const
+{
+    return (iSize == 0);
+}
+
+bool Bu::Text::isBmpOnly() const
+{
+    return bIsBmpOnly;
+}
+
+int32_t Bu::Text::getSize() const
+{
+    return iSize;
+}
+
+int32_t Bu::Text::getSizeInBytes() const
+{
+    return iSize*sizeof(CodePoint);
+}
+
+Bu::CodePoint Bu::Text::operator[]( int32_t iIndex ) const
+{
+    if( iIndex < 0 || iIndex >= iSize )
+        throw Bu::ExceptionBase("Index out of range.");
+    return pData[iIndex];
+}
+
+Bu::CodePoint *Bu::Text::getData() const
+{
+    return pData;
+}
 
diff --git a/src/unstable/text.h b/src/unstable/text.h
index 1d623ff..1154a50 100644
--- a/src/unstable/text.h
+++ b/src/unstable/text.h
@@ -27,11 +27,6 @@ namespace Bu
      * multilpe code points. In addition, a code point can also represent
      * formatting or display inforamtion.
      *
-     * Internally all data is stored in UTF-16, which is a fair compromise for
-     * mose text.  All characters from all modern natural languages fit within
-     * the Basic Multilingual Plane, which requires only a single 16 bit value
-     * to represent it.  However, when iterating through or addressing data
-     * in the Text object all work is done on a code point basis.
      */
     class Text
     {
@@ -43,20 +38,22 @@ namespace Bu
     public:
         Text();
         Text( const Text &rSrc );
+        Text( const TextBuilder &rSrc );
         virtual ~Text();
 
         bool isEmpty() const;
         bool isBmpOnly() const;
         int32_t getSize() const;
         int32_t getSizeInBytes() const;
+        CodePoint operator[]( int32_t iIndex ) const;
 
-        uint16_t *getRawData() const;
+        CodePoint *getData() const;
 //        Text transform( (CodePoint *)(*pCallback)( CodePoint * ) );
 
     private:
-        uint16_t *pData;
+        CodePoint *pData;
+        bool bIsBmpOnly;
         int32_t iSize;
-        int32_t iCodePoints;
     };
     typedef Text::CodePoint CodePoint;
 }
diff --git a/src/unstable/textbuilder.cpp b/src/unstable/textbuilder.cpp
index af4dbac..5209e7b 100644
--- a/src/unstable/textbuilder.cpp
+++ b/src/unstable/textbuilder.cpp
@@ -191,7 +191,12 @@ void Bu::TextBuilderCore::set( const CodePoint *pSrc, int32_t iLength )
 
 void Bu::TextBuilderCore::copyTo( void *pDestRaw, int32_t iLength )
 {
-    
+    CodePoint *pDest = reinterpret_cast<CodePoint *>( pDestRaw );
+
+    Chunk *pCur = pFirst;
+    while( pCur && iLength )
+    {
+    }
 }
 
 Bu::CodePoint Bu::TextBuilderCore::getAt( int32_t iIndex ) const
@@ -270,6 +275,11 @@ Bu::Text Bu::TextBuilder::getText() const
     return Text( *this );
 }
 
+void Bu::TextBuilder::copyTo( void *pDestRaw, int32_t iDestSize ) const
+{
+    core->copyTo( pDestRaw, iDestSize );
+}
+
 Bu::CodePoint Bu::TextBuilder::operator[]( int32_t iIndex ) const
 {
     return core->getAt( iIndex );
diff --git a/src/unstable/textbuilder.h b/src/unstable/textbuilder.h
index 22fa653..f0dee8c 100644
--- a/src/unstable/textbuilder.h
+++ b/src/unstable/textbuilder.h
@@ -75,6 +75,7 @@ namespace Bu
 
         int32_t getSize() const;
         Text getText() const;
+        void copyTo( void *pDestRaw, int32_t iDestSize ) const;
         CodePoint operator[]( int32_t iIndex ) const;
 
         TextBuilder &operator=( const Text &rSrc );
-- 
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