X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/6058220154150a2f60b09198a444411873050e52..03773e400b6ff2692f2a9ba045d652c3b7b7109d:/include/wx/longlong.h?ds=sidebyside diff --git a/include/wx/longlong.h b/include/wx/longlong.h index 5670a66fab..71cb62bd4a 100644 --- a/include/wx/longlong.h +++ b/include/wx/longlong.h @@ -13,11 +13,10 @@ #ifndef _WX_LONGLONG_H #define _WX_LONGLONG_H -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) - #pragma interface "longlong.h" -#endif - #include "wx/defs.h" + +#if wxUSE_LONGLONG + #include "wx/string.h" #include // for LONG_MAX @@ -43,7 +42,12 @@ // unknown pragma should never be an error -- except that, actually, some // broken compilers don't like it, so we have to disable it in this case // - #if !(defined(__WATCOMC__) || defined(__VISAGECPP__)) + #ifdef __GNUC__ + #warning "Your compiler does not appear to support 64 bit "\ + "integers, using emulation class instead.\n" \ + "Please report your compiler version to " \ + "wx-dev@lists.wxwidgets.org!" + #elif !(defined(__WATCOMC__) || defined(__VISAGECPP__)) #pragma warning "Your compiler does not appear to support 64 bit "\ "integers, using emulation class instead.\n" \ "Please report your compiler version to " \ @@ -63,8 +67,8 @@ #define wxUSE_LONGLONG_NATIVE 0 #endif - class WXDLLIMPEXP_BASE wxLongLongWx; - class WXDLLIMPEXP_BASE wxULongLongWx; + class WXDLLIMPEXP_FWD_BASE wxLongLongWx; + class WXDLLIMPEXP_FWD_BASE wxULongLongWx; #if defined(__VISUALC__) && !defined(__WIN32__) #define wxLongLong wxLongLongWx #define wxULongLong wxULongLongWx @@ -82,8 +86,8 @@ #ifndef wxUSE_LONGLONG_WX #define wxUSE_LONGLONG_WX 0 - class WXDLLIMPEXP_BASE wxLongLongNative; - class WXDLLIMPEXP_BASE wxULongLongNative; + class WXDLLIMPEXP_FWD_BASE wxLongLongNative; + class WXDLLIMPEXP_FWD_BASE wxULongLongNative; typedef wxLongLongNative wxLongLong; typedef wxULongLongNative wxULongLong; #endif @@ -109,9 +113,9 @@ public: // from long long wxLongLongNative(wxLongLong_t ll) : m_ll(ll) { } // from 2 longs - wxLongLongNative(long hi, unsigned long lo) : m_ll(0) + wxLongLongNative(wxInt32 hi, wxUint32 lo) { - // assign first to avoid precision loss! + // cast to wxLongLong_t first to avoid precision loss! m_ll = ((wxLongLong_t) hi) << 32; m_ll |= (wxLongLong_t) lo; } @@ -125,10 +129,24 @@ public: // assignment operators // from native 64 bit integer +#ifndef wxLongLongIsLong wxLongLongNative& operator=(wxLongLong_t ll) { m_ll = ll; return *this; } + wxLongLongNative& operator=(wxULongLong_t ll) + { m_ll = ll; return *this; } +#endif // !wxLongLongNative + wxLongLongNative& operator=(const wxULongLongNative &ll); + wxLongLongNative& operator=(int l) + { m_ll = l; return *this; } + wxLongLongNative& operator=(long l) + { m_ll = l; return *this; } + wxLongLongNative& operator=(unsigned int l) + { m_ll = l; return *this; } + wxLongLongNative& operator=(unsigned long l) + { m_ll = l; return *this; } #if wxUSE_LONGLONG_WX wxLongLongNative& operator=(wxLongLongWx ll); + wxLongLongNative& operator=(const class wxULongLongWx &ll); #endif @@ -142,11 +160,11 @@ public: // accessors // get high part - long GetHi() const - { return (long)(m_ll >> 32); } + wxInt32 GetHi() const + { return wx_truncate_cast(wxInt32, m_ll >> 32); } // get low part - unsigned long GetLo() const - { return (unsigned long)m_ll; } + wxUint32 GetLo() const + { return wx_truncate_cast(wxUint32, m_ll); } // get absolute value wxLongLongNative Abs() const { return wxLongLongNative(*this).Abs(); } @@ -155,15 +173,18 @@ public: // convert to native long long wxLongLong_t GetValue() const { return m_ll; } - // convert to long with range checking in the debug mode (only!) + // convert to long with range checking in debug mode (only!) long ToLong() const { wxASSERT_MSG( (m_ll >= LONG_MIN) && (m_ll <= LONG_MAX), - _T("wxLongLong to long conversion loss of precision") ); + wxT("wxLongLong to long conversion loss of precision") ); - return (long)m_ll; + return wx_truncate_cast(long, m_ll); } + // convert to double + double ToDouble() const { return wx_truncate_cast(double, m_ll); } + // don't provide implicit conversion to wxLongLong_t or we will have an // ambiguity for all arithmetic operations //operator wxLongLong_t() const { return m_ll; } @@ -215,13 +236,13 @@ public: // shifts // left shift wxLongLongNative operator<<(int shift) const - { return wxLongLongNative(m_ll << shift);; } + { return wxLongLongNative(m_ll << shift); } wxLongLongNative& operator<<=(int shift) { m_ll <<= shift; return *this; } // right shift wxLongLongNative operator>>(int shift) const - { return wxLongLongNative(m_ll >> shift);; } + { return wxLongLongNative(m_ll >> shift); } wxLongLongNative& operator>>=(int shift) { m_ll >>= shift; return *this; } @@ -308,6 +329,13 @@ public: friend WXDLLIMPEXP_BASE wxString& operator<<(wxString&, const wxLongLongNative&); +#if wxUSE_STREAMS + friend WXDLLIMPEXP_BASE + class wxTextOutputStream& operator<<(class wxTextOutputStream&, const wxLongLongNative&); + friend WXDLLIMPEXP_BASE + class wxTextInputStream& operator>>(class wxTextInputStream&, wxLongLongNative&); +#endif + private: wxLongLong_t m_ll; }; @@ -322,44 +350,73 @@ public: // from long long wxULongLongNative(wxULongLong_t ll) : m_ll(ll) { } // from 2 longs - wxULongLongNative(unsigned long hi, unsigned long lo) : m_ll(0) + wxULongLongNative(wxUint32 hi, wxUint32 lo) : m_ll(0) { - // assign first to avoid precision loss! + // cast to wxLongLong_t first to avoid precision loss! m_ll = ((wxULongLong_t) hi) << 32; m_ll |= (wxULongLong_t) lo; } +#if wxUSE_LONGLONG_WX + wxULongLongNative(const class wxULongLongWx &ll); +#endif + // default copy ctor is ok // no dtor // assignment operators // from native 64 bit integer +#ifndef wxLongLongIsLong wxULongLongNative& operator=(wxULongLong_t ll) { m_ll = ll; return *this; } + wxULongLongNative& operator=(wxLongLong_t ll) + { m_ll = ll; return *this; } +#endif // !wxLongLongNative + wxULongLongNative& operator=(int l) + { m_ll = l; return *this; } + wxULongLongNative& operator=(long l) + { m_ll = l; return *this; } + wxULongLongNative& operator=(unsigned int l) + { m_ll = l; return *this; } + wxULongLongNative& operator=(unsigned long l) + { m_ll = l; return *this; } + wxULongLongNative& operator=(const wxLongLongNative &ll) + { m_ll = ll.GetValue(); return *this; } +#if wxUSE_LONGLONG_WX + wxULongLongNative& operator=(wxLongLongWx ll); + wxULongLongNative& operator=(const class wxULongLongWx &ll); +#endif // assignment operators from wxULongLongNative is ok // accessors // get high part - unsigned long GetHi() const - { return (unsigned long)(m_ll >> 32); } + wxUint32 GetHi() const + { return wx_truncate_cast(wxUint32, m_ll >> 32); } // get low part - unsigned long GetLo() const - { return (unsigned long)m_ll; } + wxUint32 GetLo() const + { return wx_truncate_cast(wxUint32, m_ll); } // convert to native ulong long wxULongLong_t GetValue() const { return m_ll; } - // convert to ulong with range checking in the debug mode (only!) + // convert to ulong with range checking in debug mode (only!) unsigned long ToULong() const { wxASSERT_MSG( m_ll <= LONG_MAX, - _T("wxULongLong to long conversion loss of precision") ); + wxT("wxULongLong to long conversion loss of precision") ); - return (unsigned long)m_ll; + return wx_truncate_cast(unsigned long, m_ll); } + // convert to double +#ifdef _MSC_VER + double ToDouble() const { return wx_truncate_cast(double, (__int64) m_ll); } +#else + double ToDouble() const { return wx_truncate_cast(double, m_ll); } +#endif + // operations // addition wxULongLongNative operator+(const wxULongLongNative& ll) const @@ -402,13 +459,13 @@ public: // shifts // left shift wxULongLongNative operator<<(int shift) const - { return wxULongLongNative(m_ll << shift);; } + { return wxULongLongNative(m_ll << shift); } wxULongLongNative& operator<<=(int shift) { m_ll <<= shift; return *this; } // right shift wxULongLongNative operator>>(int shift) const - { return wxULongLongNative(m_ll >> shift);; } + { return wxULongLongNative(m_ll >> shift); } wxULongLongNative& operator>>=(int shift) { m_ll >>= shift; return *this; } @@ -495,10 +552,24 @@ public: friend WXDLLIMPEXP_BASE wxString& operator<<(wxString&, const wxULongLongNative&); +#if wxUSE_STREAMS + friend WXDLLIMPEXP_BASE + class wxTextOutputStream& operator<<(class wxTextOutputStream&, const wxULongLongNative&); + friend WXDLLIMPEXP_BASE + class wxTextInputStream& operator>>(class wxTextInputStream&, wxULongLongNative&); +#endif + private: wxULongLong_t m_ll; }; +inline +wxLongLongNative& wxLongLongNative::operator=(const wxULongLongNative &ll) +{ + m_ll = ll.GetValue(); + return *this; +} + #endif // wxUSE_LONGLONG_NATIVE #if wxUSE_LONGLONG_WX @@ -554,7 +625,34 @@ public: return *this; } - // from double + // from int + wxLongLongWx& operator=(int l) + { + return operator=((long)l); + } + + wxLongLongWx& operator=(unsigned long l) + { + m_lo = l; + m_hi = 0; + +#ifdef wxLONGLONG_TEST_MODE + m_ll = l; + + Check(); +#endif // wxLONGLONG_TEST_MODE + + return *this; + } + + wxLongLongWx& operator=(unsigned int l) + { + return operator=((unsigned long)l); + } + + wxLongLongWx& operator=(const class wxULongLongWx &ll); + + // from double wxLongLongWx& Assign(double d); // can't have assignment operator from 2 longs @@ -581,15 +679,18 @@ public: return *this; } - // convert to long with range checking in the debug mode (only!) + // convert to long with range checking in debug mode (only!) long ToLong() const { wxASSERT_MSG( (m_hi == 0l) || (m_hi == -1l), - _T("wxLongLong to long conversion loss of precision") ); + wxT("wxLongLong to long conversion loss of precision") ); return (long)m_lo; } + // convert to double + double ToDouble() const; + // operations // addition wxLongLongWx operator+(const wxLongLongWx& ll) const; @@ -691,6 +792,13 @@ public: friend WXDLLIMPEXP_BASE wxString& operator<<(wxString&, const wxLongLongWx&); +#if wxUSE_STREAMS + friend WXDLLIMPEXP_BASE + class wxTextOutputStream& operator<<(class wxTextOutputStream&, const wxLongLongWx&); + friend WXDLLIMPEXP_BASE + class wxTextInputStream& operator>>(class wxTextInputStream&, wxLongLongWx&); +#endif + private: // long is at least 32 bits, so represent our 64bit number as 2 longs @@ -767,6 +875,26 @@ public: return *this; } + wxULongLongWx& operator=(long l) + { + m_lo = l; + m_hi = (unsigned long) ((l<0) ? -1l : 0); + +#ifdef wxLONGLONG_TEST_MODE + m_ll = (wxULongLong_t) (wxLongLong_t) l; + + Check(); +#endif // wxLONGLONG_TEST_MODE + + return *this; + } + wxULongLongWx& operator=(const class wxLongLongWx &ll) { + // Should we use an assert like it was before in the constructor? + // wxASSERT(ll.GetHi() >= 0); + m_hi = (unsigned long)ll.GetHi(); + m_lo = ll.GetLo(); + return *this; + } // can't have assignment operator from 2 longs @@ -776,15 +904,18 @@ public: // get low part unsigned long GetLo() const { return m_lo; } - // convert to long with range checking in the debug mode (only!) + // convert to long with range checking in debug mode (only!) unsigned long ToULong() const { wxASSERT_MSG( m_hi == 0ul, - _T("wxULongLong to long conversion loss of precision") ); + wxT("wxULongLong to long conversion loss of precision") ); return (unsigned long)m_lo; } + // convert to double + double ToDouble() const; + // operations // addition wxULongLongWx operator+(const wxULongLongWx& ll) const; @@ -798,7 +929,7 @@ public: // post increment operator wxULongLongWx& operator++(int) { return ++(*this); } - // substraction + // subtraction wxLongLongWx operator-(const wxULongLongWx& ll) const; wxULongLongWx& operator-=(const wxULongLongWx& ll); @@ -877,6 +1008,13 @@ public: friend WXDLLIMPEXP_BASE wxString& operator<<(wxString&, const wxULongLongWx&); +#if wxUSE_STREAMS + friend WXDLLIMPEXP_BASE + class wxTextOutputStream& operator<<(class wxTextOutputStream&, const wxULongLongWx&); + friend WXDLLIMPEXP_BASE + class wxTextInputStream& operator>>(class wxTextInputStream&, wxULongLongWx&); +#endif + private: // long is at least 32 bits, so represent our 64bit number as 2 longs @@ -927,4 +1065,16 @@ inline wxLongLong operator-(unsigned long l, const wxULongLong& ull) return wxLongLong((long)ret.GetHi(),ret.GetLo()); } +#if wxUSE_LONGLONG_NATIVE && wxUSE_STREAMS + +WXDLLIMPEXP_BASE class wxTextOutputStream &operator<<(class wxTextOutputStream &stream, wxULongLong_t value); +WXDLLIMPEXP_BASE class wxTextOutputStream &operator<<(class wxTextOutputStream &stream, wxLongLong_t value); + +WXDLLIMPEXP_BASE class wxTextInputStream &operator>>(class wxTextInputStream &stream, wxULongLong_t &value); +WXDLLIMPEXP_BASE class wxTextInputStream &operator>>(class wxTextInputStream &stream, wxLongLong_t &value); + +#endif + +#endif // wxUSE_LONGLONG + #endif // _WX_LONGLONG_H