X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/fbfb8bcc3fa17e079d4219655b173f8ed2ccc65a..f2049b683752950d1fe91aec07318e7f2122ff16:/include/wx/geometry.h?ds=inline diff --git a/include/wx/geometry.h b/include/wx/geometry.h index d38e7ab210..8e41705704 100644 --- a/include/wx/geometry.h +++ b/include/wx/geometry.h @@ -4,7 +4,7 @@ // Author: Stefan Csomor // Modified by: // Created: 08/05/99 -// RCS-ID: +// RCS-ID: $Id$ // Copyright: (c) 1999 Stefan Csomor // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -20,16 +20,8 @@ #include "wx/gdicmn.h" #include "wx/math.h" -#ifdef __WXMSW__ - #define wxMulDivInt32( a , b , c ) ::MulDiv( a , b , c ) -#elif defined( __WXMAC__ ) - #define wxMulDivInt32( a , b , c ) ( (wxInt32) ( ( (wxInt64)(a) * (wxInt64)(b) ) / (wxInt64)(c) ) ) -#else - #define wxMulDivInt32( a , b , c ) ((wxInt32)((a)*(((wxDouble)b)/((wxDouble)c)))) -#endif - -class WXDLLIMPEXP_BASE wxDataInputStream; -class WXDLLIMPEXP_BASE wxDataOutputStream; +class WXDLLIMPEXP_FWD_BASE wxDataInputStream; +class WXDLLIMPEXP_FWD_BASE wxDataOutputStream; // clipping from Cohen-Sutherland @@ -42,7 +34,7 @@ enum wxOutCode wxOutBottom = 0x04 }; -class WXDLLEXPORT wxPoint2DInt +class WXDLLIMPEXP_CORE wxPoint2DInt { public : inline wxPoint2DInt(); @@ -190,8 +182,11 @@ inline wxPoint2DInt wxPoint2DInt::operator-() inline wxPoint2DInt& wxPoint2DInt::operator=(const wxPoint2DInt& pt) { - m_x = pt.m_x; - m_y = pt.m_y; + if (this != &pt) + { + m_x = pt.m_x; + m_y = pt.m_y; + } return *this; } @@ -286,7 +281,7 @@ inline wxPoint2DInt operator/(const wxPoint2DInt& pt , wxDouble n) // wxPoint2Ds represent a point or a vector in a 2d coordinate system -class WXDLLEXPORT wxPoint2DDouble +class WXDLLIMPEXP_CORE wxPoint2DDouble { public : inline wxPoint2DDouble(); @@ -387,6 +382,11 @@ inline void wxPoint2DDouble::SetVectorLength( wxDouble length ) m_y = (m_y * length / before) ; } +inline void wxPoint2DDouble::Normalize() +{ + SetVectorLength( 1 ); +} + inline wxDouble wxPoint2DDouble::GetDistance( const wxPoint2DDouble &pt ) const { return sqrt( GetDistanceSquare( pt ) ); @@ -414,8 +414,11 @@ inline wxPoint2DDouble wxPoint2DDouble::operator-() inline wxPoint2DDouble& wxPoint2DDouble::operator=(const wxPoint2DDouble& pt) { - m_x = pt.m_x; - m_y = pt.m_y; + if (this != &pt) + { + m_x = pt.m_x; + m_y = pt.m_y; + } return *this; } @@ -449,12 +452,12 @@ inline wxPoint2DDouble& wxPoint2DDouble::operator/=(const wxPoint2DDouble& pt) inline bool wxPoint2DDouble::operator==(const wxPoint2DDouble& pt) const { - return m_x == pt.m_x && m_y == pt.m_y; + return wxIsSameDouble(m_x, pt.m_x) && wxIsSameDouble(m_y, pt.m_y); } inline bool wxPoint2DDouble::operator!=(const wxPoint2DDouble& pt) const { - return m_x != pt.m_x || m_y != pt.m_y; + return !(*this == pt); } inline wxPoint2DDouble operator+(const wxPoint2DDouble& pt1 , const wxPoint2DDouble& pt2) @@ -512,7 +515,7 @@ inline wxPoint2DDouble operator/(const wxPoint2DDouble& pt , wxInt32 n) // top left and bottom right corner, or by the top left corner and size. A point is contained within the rectangle if // left <= x < right and top <= m_y < bottom , thus it is a half open interval. -class WXDLLEXPORT wxRect2DDouble +class WXDLLIMPEXP_CORE wxRect2DDouble { public: wxRect2DDouble() @@ -531,8 +534,8 @@ public: inline wxSize GetSize() { return wxSize((int) m_width, (int) m_height); } - // for the edge and corner accessors there are two setters conterparts, the Set.. functions keep the other corners at their - // position whenever sensible, the Move.. functions keep the size of the rect and move the other corners apropriately + // for the edge and corner accessors there are two setters counterparts, the Set.. functions keep the other corners at their + // position whenever sensible, the Move.. functions keep the size of the rect and move the other corners appropriately inline wxDouble GetLeft() const { return m_x; } inline void SetLeft( wxDouble n ) { m_width += m_x - n; m_x = n; } @@ -590,9 +593,9 @@ public: { return ( ( ( m_x <= rect.m_x ) && ( rect.m_x + rect.m_width <= m_x + m_width ) ) && ( ( m_y <= rect.m_y ) && ( rect.m_y + rect.m_height <= m_y + m_height ) ) ); } inline bool IsEmpty() const - { return ( m_width <= 0 || m_height <= 0 ); } + { return m_width <= 0 || m_height <= 0; } inline bool HaveEqualSize( const wxRect2DDouble &rect ) const - { return ( rect.m_width == m_width && rect.m_height == m_height ); } + { return wxIsSameDouble(rect.m_width, m_width) && wxIsSameDouble(rect.m_height, m_height); } inline void Inset( wxDouble x , wxDouble y ) { m_x += x; m_y += y; m_width -= 2 * x; m_height -= 2 * y; } @@ -628,7 +631,7 @@ public: wxRect2DDouble& operator = (const wxRect2DDouble& rect); inline bool operator == (const wxRect2DDouble& rect) const - { return (m_x==rect.m_x && m_y==rect.m_y && m_width==rect.m_width && m_height==rect.m_height); } + { return wxIsSameDouble(m_x, rect.m_x) && wxIsSameDouble(m_y, rect.m_y) && HaveEqualSize(rect); } inline bool operator != (const wxRect2DDouble& rect) const { return !(*this == rect); } @@ -643,7 +646,7 @@ public: // top left and bottom right corner, or by the top left corner and size. A point is contained within the rectangle if // left <= x < right and top <= m_y < bottom , thus it is a half open interval. -class WXDLLEXPORT wxRect2DInt +class WXDLLIMPEXP_CORE wxRect2DInt { public: wxRect2DInt() { m_x = m_y = m_width = m_height = 0; } @@ -658,8 +661,8 @@ public: inline wxPoint2DInt GetPosition() { return wxPoint2DInt(m_x, m_y); } inline wxSize GetSize() { return wxSize(m_width, m_height); } - // for the edge and corner accessors there are two setters conterparts, the Set.. functions keep the other corners at their - // position whenever sensible, the Move.. functions keep the size of the rect and move the other corners apropriately + // for the edge and corner accessors there are two setters counterparts, the Set.. functions keep the other corners at their + // position whenever sensible, the Move.. functions keep the size of the rect and move the other corners appropriately inline wxInt32 GetLeft() const { return m_x; } inline void SetLeft( wxInt32 n ) { m_width += m_x - n; m_x = n; }