implement GetBestSize() (patch 1386199)

[wxWidgets.git] / src / common / longlong.cpp

diff --git a/src/common/longlong.cpp b/src/common/longlong.cpp
index 319f92a40bcfb4f8d0a11b8955725178a89c153e..85591bb67cb13663be51f55c33d799da9ca26185 100644 (file)
--- a/src/common/longlong.cpp
+++ b/src/common/longlong.cpp
@@ -1,24 +1,20 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        wx/longlong.cpp
+// Name:        src/common/longlong.cpp

 // Purpose:     implementation of wxLongLongNative
 // Author:      Jeffrey C. Ollie <jeff@ollie.clive.ia.us>, Vadim Zeitlin
 // Purpose:     implementation of wxLongLongNative
 // Author:      Jeffrey C. Ollie <jeff@ollie.clive.ia.us>, Vadim Zeitlin

-// Remarks:     this class is not public in wxWindows 2.0! It is intentionally
+// Remarks:     this class is not public in wxWidgets 2.0! It is intentionally

 //              not documented and is for private use only.
 // Modified by:
 // Created:     10.02.99
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
 //              not documented and is for private use only.
 // Modified by:
 // Created:     10.02.99
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>

-// Licence:     wxWindows license
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
 // headers
 // ============================================================================
 
 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
 // headers
 // ============================================================================
 

-#ifdef __GNUG__
-    #pragma implementation "longlong.h"
-#endif
-

 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__


@@ -26,10 +22,20 @@
 #endif
 
 #if wxUSE_LONGLONG
 #endif
 
 #if wxUSE_LONGLONG

+

 #include "wx/longlong.h"
 
 #include "wx/longlong.h"
 

-#include <memory.h>     // for memset()
-#include <math.h>       // for fabs()
+#ifndef WX_PRECOMP
+    #include "wx/math.h"       // for fabs()
+#endif
+
+#if wxUSE_STREAMS
+    #include "wx/txtstrm.h"
+#endif
+
+#include <string.h>            // for memset()
+
+#include "wx/ioswrap.h"

 
 // ============================================================================
 // implementation
 
 // ============================================================================
 // implementation


@@ -45,38 +51,87 @@ void *wxLongLongNative::asArray() const
 {
     static unsigned char temp[8];
 
 {
     static unsigned char temp[8];
 

-    temp[0] = (m_ll >> 56) & 0xFF;
-    temp[1] = (m_ll >> 48) & 0xFF;
-    temp[2] = (m_ll >> 40) & 0xFF;
-    temp[3] = (m_ll >> 32) & 0xFF;
-    temp[4] = (m_ll >> 24) & 0xFF;
-    temp[5] = (m_ll >> 16) & 0xFF;
-    temp[6] = (m_ll >> 8)  & 0xFF;
-    temp[7] = (m_ll >> 0)  & 0xFF;
+    temp[0] = wx_truncate_cast(unsigned char, ((m_ll >> 56) & 0xFF));
+    temp[1] = wx_truncate_cast(unsigned char, ((m_ll >> 48) & 0xFF));
+    temp[2] = wx_truncate_cast(unsigned char, ((m_ll >> 40) & 0xFF));
+    temp[3] = wx_truncate_cast(unsigned char, ((m_ll >> 32) & 0xFF));
+    temp[4] = wx_truncate_cast(unsigned char, ((m_ll >> 24) & 0xFF));
+    temp[5] = wx_truncate_cast(unsigned char, ((m_ll >> 16) & 0xFF));
+    temp[6] = wx_truncate_cast(unsigned char, ((m_ll >> 8)  & 0xFF));
+    temp[7] = wx_truncate_cast(unsigned char, ((m_ll >> 0)  & 0xFF));

 
     return temp;
 }
 
 
     return temp;
 }
 

-#if wxUSE_STD_IOSTREAM
+void *wxULongLongNative::asArray() const
+{
+    static unsigned char temp[8];

 
 

-// input/output
-wxSTD ostream& operator<< (wxSTD ostream& o, const wxLongLongNative& ll)
+    temp[0] = wx_truncate_cast(unsigned char, ((m_ll >> 56) & 0xFF));
+    temp[1] = wx_truncate_cast(unsigned char, ((m_ll >> 48) & 0xFF));
+    temp[2] = wx_truncate_cast(unsigned char, ((m_ll >> 40) & 0xFF));
+    temp[3] = wx_truncate_cast(unsigned char, ((m_ll >> 32) & 0xFF));
+    temp[4] = wx_truncate_cast(unsigned char, ((m_ll >> 24) & 0xFF));
+    temp[5] = wx_truncate_cast(unsigned char, ((m_ll >> 16) & 0xFF));
+    temp[6] = wx_truncate_cast(unsigned char, ((m_ll >> 8)  & 0xFF));
+    temp[7] = wx_truncate_cast(unsigned char, ((m_ll >> 0)  & 0xFF));
+
+    return temp;
+}
+
+#if wxUSE_LONGLONG_WX
+wxLongLongNative::wxLongLongNative(wxLongLongWx ll)

 {
 {

-    char result[65];
+    // assign first to avoid precision loss!
+    m_ll = ll.GetHi();
+    m_ll <<= 32;
+    m_ll |= ll.GetLo();
+}

 
 

-    memset(result, 'A', 64);
+wxLongLongNative& wxLongLongNative::operator=(wxLongLongWx ll)
+{
+    // assign first to avoid precision loss!
+    m_ll = ll.GetHi();
+    m_ll <<= 32;
+    m_ll |= ll.GetLo();
+    return *this;
+}

 
 

-    result[64] = '\0';
+wxLongLongNative& wxLongLongNative::operator=(const class wxULongLongWx &ll)
+{
+    // assign first to avoid precision loss!
+    m_ll = ll.GetHi();
+    m_ll <<= 32;
+    m_ll |= ll.GetLo();
+    return *this;
+}

 
 

-    for (int i = 0; i < 64; i++)
-    {
-        result[63 - i] = '0' + (char) ((ll.GetValue() >> i) & 1);
-    }
+wxULongLongNative::wxULongLongNative(const class wxULongLongWx &ll)
+{
+    // assign first to avoid precision loss!
+    m_ll = ll.GetHi();
+    m_ll <<= 32;
+    m_ll |= ((unsigned long) ll.GetLo());
+}

 
 

-    return o << result;
+wxULongLongNative& wxULongLongNative::operator=(wxLongLongWx ll)
+{
+    // assign first to avoid precision loss!
+    m_ll = ll.GetHi();
+    m_ll <<= 32;
+    m_ll |= ((unsigned long) ll.GetLo());
+    return *this;

 }
 
 }
 

-#endif // wxUSE_STD_IOSTREAM
+wxULongLongNative& wxULongLongNative::operator=(const class wxULongLongWx &ll)
+{
+    // assign first to avoid precision loss!
+    m_ll = ll.GetHi();
+    m_ll <<= 32;
+    m_ll |= ((unsigned long) ll.GetLo());
+    return *this;
+}
+#endif

 
 #endif // wxUSE_LONGLONG_NATIVE
 
 
 #endif // wxUSE_LONGLONG_NATIVE
 


@@ -86,6 +141,14 @@ wxSTD ostream& operator<< (wxSTD ostream& o, const wxLongLongNative& ll)
 
 #if wxUSE_LONGLONG_WX
 
 
 #if wxUSE_LONGLONG_WX
 

+// Set value from unsigned wxULongLongWx
+wxLongLongWx &wxLongLongWx::operator=(const class wxULongLongWx &ll)
+{
+    m_hi = (unsigned long) ll.GetHi();
+    m_lo = ll.GetLo();
+    return *this;
+}
+

 // assignment
 wxLongLongWx& wxLongLongWx::Assign(double d)
 {
 // assignment
 wxLongLongWx& wxLongLongWx::Assign(double d)
 {


@@ -114,6 +177,32 @@ wxLongLongWx& wxLongLongWx::Assign(double d)
     return *this;
 }
 
     return *this;
 }
 

+double wxLongLongWx::ToDouble() const
+{
+    double d = m_hi;
+    d *= 1.0 + (double)ULONG_MAX;
+    d += m_lo;
+
+#ifdef wxLONGLONG_TEST_MODE
+    wxASSERT( d == m_ll );
+#endif // wxLONGLONG_TEST_MODE
+
+    return d;
+}
+
+double wxULongLongWx::ToDouble() const
+{
+    unsigned double d = m_hi;
+    d *= 1.0 + (double)ULONG_MAX;
+    d += m_lo;
+
+#ifdef wxLONGLONG_TEST_MODE
+    wxASSERT( d == m_ll );
+#endif // wxLONGLONG_TEST_MODE
+
+    return d;
+}
+

 wxLongLongWx wxLongLongWx::operator<<(int shift) const
 {
     wxLongLongWx ll(*this);
 wxLongLongWx wxLongLongWx::operator<<(int shift) const
 {
     wxLongLongWx ll(*this);


@@ -122,6 +211,14 @@ wxLongLongWx wxLongLongWx::operator<<(int shift) const
     return ll;
 }
 
     return ll;
 }
 

+wxULongLongWx wxULongLongWx::operator<<(int shift) const
+{
+    wxULongLongWx ll(*this);
+    ll <<= shift;
+
+    return ll;
+}
+

 wxLongLongWx& wxLongLongWx::operator<<=(int shift)
 {
     if (shift != 0)
 wxLongLongWx& wxLongLongWx::operator<<=(int shift)
 {
     if (shift != 0)


@@ -148,6 +245,32 @@ wxLongLongWx& wxLongLongWx::operator<<=(int shift)
     return *this;
 }
 
     return *this;
 }
 

+wxULongLongWx& wxULongLongWx::operator<<=(int shift)
+{
+    if (shift != 0)
+    {
+        if (shift < 32)
+        {
+            m_hi <<= shift;
+            m_hi |= m_lo >> (32 - shift);
+            m_lo <<= shift;
+        }
+        else
+        {
+            m_hi = m_lo << (shift - 32);
+            m_lo = 0;
+        }
+    }
+
+#ifdef wxLONGLONG_TEST_MODE
+    m_ll <<= shift;
+
+    Check();
+#endif // wxLONGLONG_TEST_MODE
+
+    return *this;
+}
+

 wxLongLongWx wxLongLongWx::operator>>(int shift) const
 {
     wxLongLongWx ll(*this);
 wxLongLongWx wxLongLongWx::operator>>(int shift) const
 {
     wxLongLongWx ll(*this);


@@ -156,6 +279,14 @@ wxLongLongWx wxLongLongWx::operator>>(int shift) const
     return ll;
 }
 
     return ll;
 }
 

+wxULongLongWx wxULongLongWx::operator>>(int shift) const
+{
+    wxULongLongWx ll(*this);
+    ll >>= shift;
+
+    return ll;
+}
+

 wxLongLongWx& wxLongLongWx::operator>>=(int shift)
 {
     if (shift != 0)
 wxLongLongWx& wxLongLongWx::operator>>=(int shift)
 {
     if (shift != 0)


@@ -182,6 +313,32 @@ wxLongLongWx& wxLongLongWx::operator>>=(int shift)
     return *this;
 }
 
     return *this;
 }
 

+wxULongLongWx& wxULongLongWx::operator>>=(int shift)
+{
+    if (shift != 0)
+    {
+        if (shift < 32)
+        {
+            m_lo >>= shift;
+            m_lo |= m_hi << (32 - shift);
+            m_hi >>= shift;
+        }
+        else
+        {
+            m_lo = m_hi >> (shift - 32);
+            m_hi = 0;
+        }
+    }
+
+#ifdef wxLONGLONG_TEST_MODE
+    m_ll >>= shift;
+
+    Check();
+#endif // wxLONGLONG_TEST_MODE
+
+    return *this;
+}
+

 wxLongLongWx wxLongLongWx::operator+(const wxLongLongWx& ll) const
 {
     wxLongLongWx res(*this);
 wxLongLongWx wxLongLongWx::operator+(const wxLongLongWx& ll) const
 {
     wxLongLongWx res(*this);


@@ -190,6 +347,14 @@ wxLongLongWx wxLongLongWx::operator+(const wxLongLongWx& ll) const
     return res;
 }
 
     return res;
 }
 

+wxULongLongWx wxULongLongWx::operator+(const wxULongLongWx& ll) const
+{
+    wxULongLongWx res(*this);
+    res += ll;
+
+    return res;
+}
+

 wxLongLongWx wxLongLongWx::operator+(long l) const
 {
     wxLongLongWx res(*this);
 wxLongLongWx wxLongLongWx::operator+(long l) const
 {
     wxLongLongWx res(*this);


@@ -198,6 +363,14 @@ wxLongLongWx wxLongLongWx::operator+(long l) const
     return res;
 }
 
     return res;
 }
 

+wxULongLongWx wxULongLongWx::operator+(unsigned long l) const
+{
+    wxULongLongWx res(*this);
+    res += l;
+
+    return res;
+}
+

 wxLongLongWx& wxLongLongWx::operator+=(const wxLongLongWx& ll)
 {
     unsigned long previous = m_lo;
 wxLongLongWx& wxLongLongWx::operator+=(const wxLongLongWx& ll)
 {
     unsigned long previous = m_lo;


@@ -217,6 +390,25 @@ wxLongLongWx& wxLongLongWx::operator+=(const wxLongLongWx& ll)
     return *this;
 }
 
     return *this;
 }
 

+wxULongLongWx& wxULongLongWx::operator+=(const wxULongLongWx& ll)
+{
+    unsigned long previous = m_lo;
+
+    m_lo += ll.m_lo;
+    m_hi += ll.m_hi;
+
+    if ((m_lo < previous) || (m_lo < ll.m_lo))
+        m_hi++;
+
+#ifdef wxLONGLONG_TEST_MODE
+    m_ll += ll.m_ll;
+
+    Check();
+#endif // wxLONGLONG_TEST_MODE
+
+    return *this;
+}
+

 wxLongLongWx& wxLongLongWx::operator+=(long l)
 {
     unsigned long previous = m_lo;
 wxLongLongWx& wxLongLongWx::operator+=(long l)
 {
     unsigned long previous = m_lo;


@@ -237,6 +429,24 @@ wxLongLongWx& wxLongLongWx::operator+=(long l)
     return *this;
 }
 
     return *this;
 }
 

+wxULongLongWx& wxULongLongWx::operator+=(unsigned long l)
+{
+    unsigned long previous = m_lo;
+
+    m_lo += l;
+
+    if ((m_lo < previous) || (m_lo < l))
+        m_hi++;
+
+#ifdef wxLONGLONG_TEST_MODE
+    m_ll += l;
+
+    Check();
+#endif // wxLONGLONG_TEST_MODE
+
+    return *this;
+}
+

 // pre increment
 wxLongLongWx& wxLongLongWx::operator++()
 {
 // pre increment
 wxLongLongWx& wxLongLongWx::operator++()
 {


@@ -253,6 +463,21 @@ wxLongLongWx& wxLongLongWx::operator++()
     return *this;
 }
 
     return *this;
 }
 

+wxULongLongWx& wxULongLongWx::operator++()
+{
+    m_lo++;
+    if (m_lo == 0)
+        m_hi++;
+
+#ifdef wxLONGLONG_TEST_MODE
+    m_ll++;
+
+    Check();
+#endif // wxLONGLONG_TEST_MODE
+
+    return *this;
+}
+

 // negation
 wxLongLongWx wxLongLongWx::operator-() const
 {
 // negation
 wxLongLongWx wxLongLongWx::operator-() const
 {


@@ -290,6 +515,18 @@ wxLongLongWx wxLongLongWx::operator-(const wxLongLongWx& ll) const
     return res;
 }
 
     return res;
 }
 

+wxLongLongWx wxULongLongWx::operator-(const wxULongLongWx& ll) const
+{
+    wxASSERT(m_hi <= LONG_MAX );
+    wxASSERT(ll.m_hi <= LONG_MAX );
+
+    wxLongLongWx res( (long)m_hi , m_lo );
+    wxLongLongWx op( (long)ll.m_hi , ll.m_lo );
+    res -= op;
+
+    return res;
+}
+

 wxLongLongWx& wxLongLongWx::operator-=(const wxLongLongWx& ll)
 {
     unsigned long previous = m_lo;
 wxLongLongWx& wxLongLongWx::operator-=(const wxLongLongWx& ll)
 {
     unsigned long previous = m_lo;


@@ -309,6 +546,25 @@ wxLongLongWx& wxLongLongWx::operator-=(const wxLongLongWx& ll)
     return *this;
 }
 
     return *this;
 }
 

+wxULongLongWx& wxULongLongWx::operator-=(const wxULongLongWx& ll)
+{
+    unsigned long previous = m_lo;
+
+    m_lo -= ll.m_lo;
+    m_hi -= ll.m_hi;
+
+    if (previous < ll.m_lo)
+        m_hi--;
+
+#ifdef wxLONGLONG_TEST_MODE
+    m_ll -= ll.m_ll;
+
+    Check();
+#endif // wxLONGLONG_TEST_MODE
+
+    return *this;
+}
+

 // pre decrement
 wxLongLongWx& wxLongLongWx::operator--()
 {
 // pre decrement
 wxLongLongWx& wxLongLongWx::operator--()
 {


@@ -325,26 +581,61 @@ wxLongLongWx& wxLongLongWx::operator--()
     return *this;
 }
 
     return *this;
 }
 

+wxULongLongWx& wxULongLongWx::operator--()
+{
+    m_lo--;
+    if (m_lo == 0xFFFFFFFF)
+        m_hi--;
+
+#ifdef wxLONGLONG_TEST_MODE
+    m_ll--;
+
+    Check();
+#endif // wxLONGLONG_TEST_MODE
+
+    return *this;
+}
+

 // comparison operators
 
 bool wxLongLongWx::operator<(const wxLongLongWx& ll) const
 {
     if ( m_hi < ll.m_hi )
 // comparison operators
 
 bool wxLongLongWx::operator<(const wxLongLongWx& ll) const
 {
     if ( m_hi < ll.m_hi )

-        return TRUE;
+        return true;

     else if ( m_hi == ll.m_hi )
         return m_lo < ll.m_lo;
     else
     else if ( m_hi == ll.m_hi )
         return m_lo < ll.m_lo;
     else

-        return FALSE;
+        return false;
+}
+
+bool wxULongLongWx::operator<(const wxULongLongWx& ll) const
+{
+    if ( m_hi < ll.m_hi )
+        return true;
+    else if ( m_hi == ll.m_hi )
+        return m_lo < ll.m_lo;
+    else
+        return false;

 }
 
 bool wxLongLongWx::operator>(const wxLongLongWx& ll) const
 {
     if ( m_hi > ll.m_hi )
 }
 
 bool wxLongLongWx::operator>(const wxLongLongWx& ll) const
 {
     if ( m_hi > ll.m_hi )

-        return TRUE;
+        return true;

     else if ( m_hi == ll.m_hi )
         return m_lo > ll.m_lo;
     else
     else if ( m_hi == ll.m_hi )
         return m_lo > ll.m_lo;
     else

-        return FALSE;
+        return false;
+}
+
+bool wxULongLongWx::operator>(const wxULongLongWx& ll) const
+{
+    if ( m_hi > ll.m_hi )
+        return true;
+    else if ( m_hi == ll.m_hi )
+        return m_lo > ll.m_lo;
+    else
+        return false;

 }
 
 // bitwise operators
 }
 
 // bitwise operators


@@ -354,16 +645,31 @@ wxLongLongWx wxLongLongWx::operator&(const wxLongLongWx& ll) const
     return wxLongLongWx(m_hi & ll.m_hi, m_lo & ll.m_lo);
 }
 
     return wxLongLongWx(m_hi & ll.m_hi, m_lo & ll.m_lo);
 }
 

+wxULongLongWx wxULongLongWx::operator&(const wxULongLongWx& ll) const
+{
+    return wxULongLongWx(m_hi & ll.m_hi, m_lo & ll.m_lo);
+}
+

 wxLongLongWx wxLongLongWx::operator|(const wxLongLongWx& ll) const
 {
     return wxLongLongWx(m_hi | ll.m_hi, m_lo | ll.m_lo);
 }
 
 wxLongLongWx wxLongLongWx::operator|(const wxLongLongWx& ll) const
 {
     return wxLongLongWx(m_hi | ll.m_hi, m_lo | ll.m_lo);
 }
 

+wxULongLongWx wxULongLongWx::operator|(const wxULongLongWx& ll) const
+{
+    return wxULongLongWx(m_hi | ll.m_hi, m_lo | ll.m_lo);
+}
+

 wxLongLongWx wxLongLongWx::operator^(const wxLongLongWx& ll) const
 {
     return wxLongLongWx(m_hi ^ ll.m_hi, m_lo ^ ll.m_lo);
 }
 
 wxLongLongWx wxLongLongWx::operator^(const wxLongLongWx& ll) const
 {
     return wxLongLongWx(m_hi ^ ll.m_hi, m_lo ^ ll.m_lo);
 }
 

+wxULongLongWx wxULongLongWx::operator^(const wxULongLongWx& ll) const
+{
+    return wxULongLongWx(m_hi ^ ll.m_hi, m_lo ^ ll.m_lo);
+}
+

 wxLongLongWx& wxLongLongWx::operator&=(const wxLongLongWx& ll)
 {
     m_lo &= ll.m_lo;
 wxLongLongWx& wxLongLongWx::operator&=(const wxLongLongWx& ll)
 {
     m_lo &= ll.m_lo;


@@ -378,6 +684,20 @@ wxLongLongWx& wxLongLongWx::operator&=(const wxLongLongWx& ll)
     return *this;
 }
 
     return *this;
 }
 

+wxULongLongWx& wxULongLongWx::operator&=(const wxULongLongWx& ll)
+{
+    m_lo &= ll.m_lo;
+    m_hi &= ll.m_hi;
+
+#ifdef wxLONGLONG_TEST_MODE
+    m_ll &= ll.m_ll;
+
+    Check();
+#endif // wxLONGLONG_TEST_MODE
+
+    return *this;
+}
+

 wxLongLongWx& wxLongLongWx::operator|=(const wxLongLongWx& ll)
 {
     m_lo |= ll.m_lo;
 wxLongLongWx& wxLongLongWx::operator|=(const wxLongLongWx& ll)
 {
     m_lo |= ll.m_lo;


@@ -392,6 +712,20 @@ wxLongLongWx& wxLongLongWx::operator|=(const wxLongLongWx& ll)
     return *this;
 }
 
     return *this;
 }
 

+wxULongLongWx& wxULongLongWx::operator|=(const wxULongLongWx& ll)
+{
+    m_lo |= ll.m_lo;
+    m_hi |= ll.m_hi;
+
+#ifdef wxLONGLONG_TEST_MODE
+    m_ll |= ll.m_ll;
+
+    Check();
+#endif // wxLONGLONG_TEST_MODE
+
+    return *this;
+}
+

 wxLongLongWx& wxLongLongWx::operator^=(const wxLongLongWx& ll)
 {
     m_lo ^= ll.m_lo;
 wxLongLongWx& wxLongLongWx::operator^=(const wxLongLongWx& ll)
 {
     m_lo ^= ll.m_lo;


@@ -406,11 +740,30 @@ wxLongLongWx& wxLongLongWx::operator^=(const wxLongLongWx& ll)
     return *this;
 }
 
     return *this;
 }
 

+wxULongLongWx& wxULongLongWx::operator^=(const wxULongLongWx& ll)
+{
+    m_lo ^= ll.m_lo;
+    m_hi ^= ll.m_hi;
+
+#ifdef wxLONGLONG_TEST_MODE
+    m_ll ^= ll.m_ll;
+
+    Check();
+#endif // wxLONGLONG_TEST_MODE
+
+    return *this;
+}
+

 wxLongLongWx wxLongLongWx::operator~() const
 {
     return wxLongLongWx(~m_hi, ~m_lo);
 }
 
 wxLongLongWx wxLongLongWx::operator~() const
 {
     return wxLongLongWx(~m_hi, ~m_lo);
 }
 

+wxULongLongWx wxULongLongWx::operator~() const
+{
+    return wxULongLongWx(~m_hi, ~m_lo);
+}
+

 // multiplication
 
 wxLongLongWx wxLongLongWx::operator*(const wxLongLongWx& ll) const
 // multiplication
 
 wxLongLongWx wxLongLongWx::operator*(const wxLongLongWx& ll) const


@@ -421,6 +774,14 @@ wxLongLongWx wxLongLongWx::operator*(const wxLongLongWx& ll) const
     return res;
 }
 
     return res;
 }
 

+wxULongLongWx wxULongLongWx::operator*(const wxULongLongWx& ll) const
+{
+    wxULongLongWx res(*this);
+    res *= ll;
+
+    return res;
+}
+

 wxLongLongWx& wxLongLongWx::operator*=(const wxLongLongWx& ll)
 {
     wxLongLongWx t(m_hi, m_lo);
 wxLongLongWx& wxLongLongWx::operator*=(const wxLongLongWx& ll)
 {
     wxLongLongWx t(m_hi, m_lo);


@@ -453,11 +814,45 @@ wxLongLongWx& wxLongLongWx::operator*=(const wxLongLongWx& ll)
     return *this;
 }
 
     return *this;
 }
 

+wxULongLongWx& wxULongLongWx::operator*=(const wxULongLongWx& ll)
+{
+    wxULongLongWx t(m_hi, m_lo);
+    wxULongLongWx q(ll.m_hi, ll.m_lo);
+
+    m_hi = m_lo = 0;
+
+#ifdef wxLONGLONG_TEST_MODE
+    wxULongLong_t llOld = m_ll;
+    m_ll = 0;
+#endif // wxLONGLONG_TEST_MODE
+
+    int counter = 0;
+    do
+    {
+        if ((q.m_lo & 1) != 0)
+            *this += t;
+        q >>= 1;
+        t <<= 1;
+        counter++;
+    }
+    while ((counter < 64) && ((q.m_hi != 0) || (q.m_lo != 0)));
+
+#ifdef wxLONGLONG_TEST_MODE
+    m_ll = llOld * ll.m_ll;
+
+    Check();
+#endif // wxLONGLONG_TEST_MODE
+
+    return *this;
+}
+

 // division
 
 // division
 

+#define IS_MSB_SET(ll)  ((ll.GetHi()) & (1 << (8*sizeof(long) - 1)))
+

 void wxLongLongWx::Divide(const wxLongLongWx& divisorIn,
                           wxLongLongWx& quotient,
 void wxLongLongWx::Divide(const wxLongLongWx& divisorIn,
                           wxLongLongWx& quotient,

-                          wxLongLongWx& remainder) const
+                          wxLongLongWx& remainderIO) const

 {
     if ((divisorIn.m_lo == 0) && (divisorIn.m_hi == 0))
     {
 {
     if ((divisorIn.m_lo == 0) && (divisorIn.m_hi == 0))
     {


@@ -478,11 +873,10 @@ void wxLongLongWx::Divide(const wxLongLongWx& divisorIn,
     //     Use of this program, for any purpose, is granted the author, Ian
     //     Kaplan, as long as this copyright notice is included in the source
     //     code or any source code derived from this program. The user assumes
     //     Use of this program, for any purpose, is granted the author, Ian
     //     Kaplan, as long as this copyright notice is included in the source
     //     code or any source code derived from this program. The user assumes

-    //     all responsibility for using this code. 
+    //     all responsibility for using this code.

 
     // init everything
 
     // init everything

-    wxLongLongWx dividend = *this,
-                 divisor = divisorIn;
+    wxULongLongWx dividend, divisor, remainder;

 
     quotient = 0l;
     remainder = 0l;
 
     quotient = 0l;
     remainder = 0l;


@@ -495,17 +889,21 @@ void wxLongLongWx::Divide(const wxLongLongWx& divisorIn,
     //      dividend = quotient*divisor + remainder
     //
     // with 0 <= abs(remainder) < abs(divisor)
     //      dividend = quotient*divisor + remainder
     //
     // with 0 <= abs(remainder) < abs(divisor)

-    bool negRemainder = dividend.m_hi < 0;
-    bool negQuotient = FALSE;   // assume positive
-    if ( dividend.m_hi < 0 )
+    bool negRemainder = GetHi() < 0;
+    bool negQuotient = false;   // assume positive
+    if ( GetHi() < 0 )

     {
         negQuotient = !negQuotient;
     {
         negQuotient = !negQuotient;

-        dividend = -dividend;
+        dividend = -*this;
+    } else {
+        dividend = *this;

     }
     }

-    if ( divisor.m_hi < 0 )
+    if ( divisorIn.GetHi() < 0 )

     {
         negQuotient = !negQuotient;
     {
         negQuotient = !negQuotient;

-        divisor = -divisor;
+        divisor = -divisorIn;
+    } else {
+        divisor = divisorIn;

     }
 
     // check for some particular cases
     }
 
     // check for some particular cases


@@ -519,12 +917,10 @@ void wxLongLongWx::Divide(const wxLongLongWx& divisorIn,
     }
     else
     {
     }
     else
     {

-        // here: dividend > divisor and both are positibe: do unsigned division
+        // here: dividend > divisor and both are positive: do unsigned division

         size_t nBits = 64u;
         wxLongLongWx d;
 
         size_t nBits = 64u;
         wxLongLongWx d;
 

-        #define IS_MSB_SET(ll)  ((ll.m_hi) & (1 << (8*sizeof(long) - 1)))
-

         while ( remainder < divisor )
         {
             remainder <<= 1;
         while ( remainder < divisor )
         {
             remainder <<= 1;


@@ -564,10 +960,12 @@ void wxLongLongWx::Divide(const wxLongLongWx& divisorIn,
         }
     }
 
         }
     }
 

+    remainderIO = remainder;
+

     // adjust signs
     if ( negRemainder )
     {
     // adjust signs
     if ( negRemainder )
     {

-        remainder = -remainder;
+        remainderIO = -remainderIO;

     }
 
     if ( negQuotient )
     }
 
     if ( negQuotient )


@@ -576,6 +974,93 @@ void wxLongLongWx::Divide(const wxLongLongWx& divisorIn,
     }
 }
 
     }
 }
 

+void wxULongLongWx::Divide(const wxULongLongWx& divisorIn,
+                           wxULongLongWx& quotient,
+                           wxULongLongWx& remainder) const
+{
+    if ((divisorIn.m_lo == 0) && (divisorIn.m_hi == 0))
+    {
+        // provoke division by zero error and silence the compilers warnings
+        // about an expression without effect and unused variable
+        unsigned long dummy = divisorIn.m_lo/divisorIn.m_hi;
+        dummy += 0;
+    }
+
+    // VZ: I'm writing this in a hurry and it's surely not the fastest way to
+    //     do this - any improvements are more than welcome
+    //
+    //     code inspired by the snippet at
+    //          http://www.bearcave.com/software/divide.htm
+    //
+    //     Copyright notice:
+    //
+    //     Use of this program, for any purpose, is granted the author, Ian
+    //     Kaplan, as long as this copyright notice is included in the source
+    //     code or any source code derived from this program. The user assumes
+    //     all responsibility for using this code.
+
+    // init everything
+    wxULongLongWx dividend = *this,
+                  divisor = divisorIn;
+
+    quotient = 0l;
+    remainder = 0l;
+
+    // check for some particular cases
+    if ( divisor > dividend )
+    {
+        remainder = dividend;
+    }
+    else if ( divisor == dividend )
+    {
+        quotient = 1l;
+    }
+    else
+    {
+        // here: dividend > divisor
+        size_t nBits = 64u;
+        wxULongLongWx d;
+
+        while ( remainder < divisor )
+        {
+            remainder <<= 1;
+            if ( IS_MSB_SET(dividend) )
+            {
+                remainder |= 1;
+            }
+
+            d = dividend;
+            dividend <<= 1;
+
+            nBits--;
+        }
+
+        // undo the last loop iteration
+        dividend = d;
+        remainder >>= 1;
+        nBits++;
+
+        for ( size_t i = 0; i < nBits; i++ )
+        {
+            remainder <<= 1;
+            if ( IS_MSB_SET(dividend) )
+            {
+                remainder |= 1;
+            }
+
+            wxULongLongWx t = remainder - divisor;
+            dividend <<= 1;
+            quotient <<= 1;
+            if ( !IS_MSB_SET(t) )
+            {
+                quotient |= 1;
+
+                remainder = t;
+            }
+        }
+    }
+}
+

 wxLongLongWx wxLongLongWx::operator/(const wxLongLongWx& ll) const
 {
     wxLongLongWx quotient, remainder;
 wxLongLongWx wxLongLongWx::operator/(const wxLongLongWx& ll) const
 {
     wxLongLongWx quotient, remainder;


@@ -585,6 +1070,15 @@ wxLongLongWx wxLongLongWx::operator/(const wxLongLongWx& ll) const
     return quotient;
 }
 
     return quotient;
 }
 

+wxULongLongWx wxULongLongWx::operator/(const wxULongLongWx& ll) const
+{
+    wxULongLongWx quotient, remainder;
+
+    Divide(ll, quotient, remainder);
+
+    return quotient;
+}
+

 wxLongLongWx& wxLongLongWx::operator/=(const wxLongLongWx& ll)
 {
     wxLongLongWx quotient, remainder;
 wxLongLongWx& wxLongLongWx::operator/=(const wxLongLongWx& ll)
 {
     wxLongLongWx quotient, remainder;


@@ -592,7 +1086,18 @@ wxLongLongWx& wxLongLongWx::operator/=(const wxLongLongWx& ll)
     Divide(ll, quotient, remainder);
 
     *this = quotient;
     Divide(ll, quotient, remainder);
 
     *this = quotient;

-    
+
+    return *this;
+}
+
+wxULongLongWx& wxULongLongWx::operator/=(const wxULongLongWx& ll)
+{
+    wxULongLongWx quotient, remainder;
+
+    Divide(ll, quotient, remainder);
+
+    *this = quotient;
+

     return *this;
 }
 
     return *this;
 }
 


@@ -605,6 +1110,15 @@ wxLongLongWx wxLongLongWx::operator%(const wxLongLongWx& ll) const
     return remainder;
 }
 
     return remainder;
 }
 

+wxULongLongWx wxULongLongWx::operator%(const wxULongLongWx& ll) const
+{
+    wxULongLongWx quotient, remainder;
+
+    Divide(ll, quotient, remainder);
+
+    return remainder;
+}
+

 // ----------------------------------------------------------------------------
 // misc
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // misc
 // ----------------------------------------------------------------------------


@@ -626,27 +1140,224 @@ void *wxLongLongWx::asArray(void) const
     return temp;
 }
 
     return temp;
 }
 

+void *wxULongLongWx::asArray(void) const
+{
+    static unsigned char temp[8];
+
+    temp[0] = (char)((m_hi >> 24) & 0xFF);
+    temp[1] = (char)((m_hi >> 16) & 0xFF);
+    temp[2] = (char)((m_hi >> 8)  & 0xFF);
+    temp[3] = (char)((m_hi >> 0)  & 0xFF);
+    temp[4] = (char)((m_lo >> 24) & 0xFF);
+    temp[5] = (char)((m_lo >> 16) & 0xFF);
+    temp[6] = (char)((m_lo >> 8)  & 0xFF);
+    temp[7] = (char)((m_lo >> 0)  & 0xFF);
+
+    return temp;
+}
+
+#endif // wxUSE_LONGLONG_WX
+
+#define LL_TO_STRING(name)                                           \
+    wxString name::ToString() const                                  \
+    {                                                                \
+        /* TODO: this is awfully inefficient, anything better? */    \
+        wxString result;                                             \
+                                                                     \
+        name ll = *this;                                             \
+                                                                     \
+        bool neg = ll < 0;                                           \
+        if ( neg )                                                   \
+        {                                                            \
+            while ( ll != 0 )                                        \
+            {                                                        \
+                long digit = (ll % 10).ToLong();                     \
+                result.Prepend((wxChar)(_T('0') - digit));           \
+                ll /= 10;                                            \
+            }                                                        \
+        }                                                            \
+        else                                                         \
+        {                                                            \
+            while ( ll != 0 )                                        \
+            {                                                        \
+                long digit = (ll % 10).ToLong();                     \
+                result.Prepend((wxChar)(_T('0') + digit));           \
+                ll /= 10;                                            \
+            }                                                        \
+        }                                                            \
+                                                                     \
+        if ( result.empty() )                                        \
+            result = _T('0');                                        \
+        else if ( neg )                                              \
+            result.Prepend(_T('-'));                                 \
+                                                                     \
+        return result;                                               \
+    }
+
+#define ULL_TO_STRING(name)                                          \
+    wxString name::ToString() const                                  \
+    {                                                                \
+        /* TODO: this is awfully inefficient, anything better? */    \
+        wxString result;                                             \
+                                                                     \
+        name ll = *this;                                             \
+                                                                     \
+        while ( ll != 0 )                                            \
+        {                                                            \
+            result.Prepend((wxChar)(_T('0') + (ll % 10).ToULong())); \
+            ll /= 10;                                                \
+        }                                                            \
+                                                                     \
+        if ( result.empty() )                                        \
+            result = _T('0');                                        \
+                                                                     \
+        return result;                                               \
+    }
+
+#if wxUSE_LONGLONG_NATIVE
+    LL_TO_STRING(wxLongLongNative)
+    ULL_TO_STRING(wxULongLongNative)
+#endif
+
+#if wxUSE_LONGLONG_WX
+    LL_TO_STRING(wxLongLongWx)
+    ULL_TO_STRING(wxULongLongWx)
+#endif
+

 #if wxUSE_STD_IOSTREAM
 
 // input/output
 #if wxUSE_STD_IOSTREAM
 
 // input/output

-wxSTD ostream& operator<< (wxSTD ostream& o, const wxLongLongWx& ll)
+WXDLLIMPEXP_BASE
+wxSTD ostream& operator<< (wxSTD ostream& o, const wxLongLong& ll)
+{
+    return o << ll.ToString();
+}
+
+WXDLLIMPEXP_BASE
+wxSTD ostream& operator<< (wxSTD ostream& o, const wxULongLong& ll)

 {
 {

-    char result[65];
+    return o << ll.ToString();
+}

 
 

-    memset(result, 'A', 64);
+#endif // wxUSE_STD_IOSTREAM

 
 

-    result[64] = '\0';
+WXDLLIMPEXP_BASE wxString& operator<< (wxString& s, const wxLongLong& ll)
+{
+    return s << ll.ToString();
+}

 
 

-    for (int i = 0; i < 32; i++)
-    {
-        result[31 - i] = (char) ('0' + (int) ((ll.m_hi >> i) & 1));
-        result[63 - i] = (char) ('0' + (int) ((ll.m_lo >> i) & 1));
+WXDLLIMPEXP_BASE wxString& operator<< (wxString& s, const wxULongLong& ll)
+{
+    return s << ll.ToString();
+}
+
+#if wxUSE_STREAMS
+
+WXDLLIMPEXP_BASE wxTextOutputStream& operator<< (wxTextOutputStream& o, const wxULongLong& ll)
+{
+    return o << ll.ToString();
+}
+
+WXDLLIMPEXP_BASE wxTextOutputStream& operator<< (wxTextOutputStream& o, const wxLongLong& ll)
+{
+    return o << ll.ToString();
+}
+
+#define READ_STRING_CHAR(s, idx, len) ((idx!=len) ? (wxChar)s[idx++] : _T('\0'))
+
+WXDLLIMPEXP_BASE class wxTextInputStream &operator>>(class wxTextInputStream &o, wxULongLong &ll)
+{
+    wxString s = o.ReadWord();
+
+    ll = wxULongLong(0l, 0l);
+    size_t length = s.length();
+    size_t idx = 0;
+
+    wxChar ch = READ_STRING_CHAR(s, idx, length);
+
+    // Skip WS
+    while (ch==wxT(' ') || ch==wxT('\t'))
+        ch = READ_STRING_CHAR(s, idx, length);
+
+    // Read number
+    wxULongLong multiplier(0l, 10l);
+    while (ch>=wxT('0') && ch<=wxT('9')) {
+        long lValue = (unsigned) (ch - wxT('0'));
+        ll = ll * multiplier + wxULongLong(0l, lValue);
+        ch = READ_STRING_CHAR(s, idx, length);

     }
 
     }
 

-    return o << result;
+    return o;
+}
+
+WXDLLIMPEXP_BASE class wxTextInputStream &operator>>(class wxTextInputStream &o, wxLongLong &ll)
+{
+    wxString s = o.ReadWord();
+
+    ll = wxLongLong(0l, 0l);
+    size_t length = s.length();
+    size_t idx = 0;
+
+    wxChar ch = READ_STRING_CHAR(s, idx, length);
+
+    // Skip WS
+    while (ch==wxT(' ') || ch==wxT('\t'))
+        ch = READ_STRING_CHAR(s, idx, length);
+
+    // Ask for sign
+    int iSign = 1;
+    if (ch==wxT('-') || ch==wxT('+')) {
+        iSign = ((ch==wxT('-')) ? -1 : 1);
+        ch = READ_STRING_CHAR(s, idx, length);
+    }
+
+    // Read number
+    wxLongLong multiplier(0l, 10l);
+    while (ch>=wxT('0') && ch<=wxT('9')) {
+        long lValue = (unsigned) (ch - wxT('0'));
+        ll = ll * multiplier + wxLongLong(0l, lValue);
+        ch = READ_STRING_CHAR(s, idx, length);
+    }
+
+#if wxUSE_LONGLONG_NATIVE
+    ll = ll * wxLongLong((wxLongLong_t) iSign);
+#else
+    ll = ll * wxLongLong((long) iSign);
+#endif
+
+    return o;
+}
+
+#if wxUSE_LONGLONG_NATIVE
+
+WXDLLIMPEXP_BASE class wxTextOutputStream &operator<<(class wxTextOutputStream &o, wxULongLong_t value)
+{
+    return o << wxULongLong(value).ToString();
+}
+
+WXDLLIMPEXP_BASE class wxTextOutputStream &operator<<(class wxTextOutputStream &o, wxLongLong_t value)
+{
+    return o << wxLongLong(value).ToString();
+}
+
+WXDLLIMPEXP_BASE class wxTextInputStream &operator>>(class wxTextInputStream &o, wxULongLong_t &value)
+{
+    wxULongLong ll;
+    o >> ll;
+    value = ll.GetValue();
+    return o;
+}
+
+WXDLLIMPEXP_BASE class wxTextInputStream &operator>>(class wxTextInputStream &o, wxLongLong_t &value)
+{
+    wxLongLong ll;
+    o >> ll;
+    value = ll.GetValue();
+    return o;

 }
 }

-#endif // wxUSE_STD_IOSTREAM

 
 #endif // wxUSE_LONGLONG_NATIVE
 
 
 #endif // wxUSE_LONGLONG_NATIVE
 

+#endif // wxUSE_STREAMS
+

 #endif // wxUSE_LONGLONG
 #endif // wxUSE_LONGLONG