open source

2020-11-11 16:17:13 +08:00
parent 4d989f3ecb
commit bc4ca748de
2441 changed files with 623057 additions and 2 deletions
@@ -0,0 +1,133 @@
+/**
+@file			JCBuffer.cpp
+@brief			
+@author			James
+@version		1.0
+@date			2016_5_11
+*/
+
+#include "JCBuffer.h"
+
+namespace laya
+{
+	JCMemClass::JCMemClass( unsigned int nSize, unsigned int nAdjustSize)
+	{
+        m_bNeedDelBuffer = true;
+        m_pBuffer=NULL;
+		m_nBufSize=0;
+		m_nDataSize=0;
+		m_nAdjustSize= nAdjustSize;
+		m_nReadPos=0;
+		m_bChanged=true;
+        if (nSize > 0)
+        {
+            expand(nSize);
+        }
+	}
+	JCMemClass::~JCMemClass()
+	{
+        if ( m_bNeedDelBuffer && m_pBuffer )
+        {
+            delete[] m_pBuffer;
+            m_pBuffer = 0;
+        }
+	}
+	void JCMemClass::setBufferExpandStep(int nAdjustSize)
+	{
+        m_nAdjustSize = nAdjustSize;
+	}
+    void JCMemClass::setAlign(bool bAlign)
+    {
+        m_bAlign = bAlign;
+    }
+    void JCMemClass::setBufferSize(int nBufferSize)
+    {
+        if (nBufferSize < 0)
+        {
+            return;
+        }
+        if (nBufferSize >= (int)m_nBufSize)
+        {
+            expand(nBufferSize - m_nBufSize);
+        }
+    }
+	void JCMemClass::expand(int nExpandSize)
+	{
+		if (nExpandSize<1 ) return;
+		unsigned long nSize= nExpandSize+m_nBufSize+m_nAdjustSize;	//ÐèÒª°´4¶ÔÆëÃ´
+		char* pBuf=new char[nSize];
+		if (!pBuf)
+        {
+			return;
+		}
+		if (m_pBuffer)
+        {
+			memcpy(pBuf, m_pBuffer,m_nBufSize);
+			delete [] m_pBuffer;
+		}
+		m_nBufSize=nSize;
+        m_pBuffer=pBuf;
+		m_bChanged=true;
+	}
+    //------------------------------------------------------------------------------
+	JCBuffer::JCBuffer()
+    {
+		m_bNeedDel=false;
+		m_pPtr = 0;
+		m_nLen = 0;
+	}
+    JCBuffer::JCBuffer(int p_nSize )
+    {
+		m_nLen=p_nSize;
+		m_pPtr = new char [p_nSize];
+		m_bNeedDel = true;
+	}
+    JCBuffer::JCBuffer(void* p_ptr, int p_nLength, bool p_bCpy, bool p_bManage)
+    {
+		m_bNeedDel = p_bManage;
+		if(p_bCpy)
+        {
+			m_bNeedDel = true;
+		}
+		m_pPtr = (char*)p_ptr;
+		m_nLen = p_nLength;
+	}
+    JCBuffer::JCBuffer(char* p_pStr, encode p_end)
+    {
+	}
+    JCBuffer::~JCBuffer()
+    {
+		if(m_bNeedDel)
+			delete [] m_pPtr;
+		m_pPtr = 0;
+	}
+	bool JCBuffer::create(int p_nLen)
+    {
+		m_nLen = p_nLen;
+		if( m_pPtr && m_bNeedDel )
+        {
+			delete [] m_pPtr;
+		}
+		m_pPtr = new char [m_nLen];
+		m_bNeedDel=true;
+		return m_pPtr!=0;
+	}
+	void JCBuffer::free()
+    {
+		m_nLen = 0;
+		if(m_bNeedDel)
+        {
+			m_bNeedDel=false;
+			delete [] m_pPtr;
+			m_pPtr = 0;
+		}
+	}
+	bool JCBuffer::toString(encode p_enc)
+    {
+		return false;
+	}
+};
+//------------------------------------------------------------------------------
+
+
+//-----------------------------END FILE--------------------------------