X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/11e82c1ba38223407b21cd30c0003f0d3a5d902d..d642db66a5efc82d374b813022c72ba88bc50839:/include/wx/geometry.h diff --git a/include/wx/geometry.h b/include/wx/geometry.h index 101f2c537b..aab6ad8166 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 ///////////////////////////////////////////////////////////////////////////// @@ -12,35 +12,16 @@ #ifndef _WX_GEOMETRY_H_ #define _WX_GEOMETRY_H_ -#ifdef __GNUG__ - #pragma interface "geometry.cpp" -#endif - #include "wx/defs.h" -#ifndef wxUSE_GEOMETRY - #define wxUSE_GEOMETRY 0 -#endif - #if wxUSE_GEOMETRY #include "wx/utils.h" #include "wx/gdicmn.h" -#include - -#ifdef __WXMSW__ - #define wxMulDivInt32( a , b , c ) ::MulDiv( a , b , c ) -#elif defined( __WXMAC__ ) - #ifndef __DARWIN__ - #include "Math64.h" - #endif - #define wxMulDivInt32( a , b , c ) S32Set( S64Div( S64Multiply( S64Set(a) , S64Set(b) ) , S64Set(c) ) ) -#else - #define wxMulDivInt32( a , b , c ) ((wxInt32)((a)*(((wxDouble)b)/((wxDouble)c)))) -#endif - -class wxDataInputStream; -class wxDataOutputStream; +#include "wx/math.h" + +class WXDLLIMPEXP_FWD_BASE wxDataInputStream; +class WXDLLIMPEXP_FWD_BASE wxDataOutputStream; // clipping from Cohen-Sutherland @@ -53,31 +34,277 @@ enum wxOutCode wxOutBottom = 0x04 }; +class WXDLLIMPEXP_CORE wxPoint2DInt +{ +public : + inline wxPoint2DInt(); + inline wxPoint2DInt( wxInt32 x , wxInt32 y ); + inline wxPoint2DInt( const wxPoint2DInt &pt ); + inline wxPoint2DInt( const wxPoint &pt ); + + // noops for this class, just return the coords + inline void GetFloor( wxInt32 *x , wxInt32 *y ) const; + inline void GetRounded( wxInt32 *x , wxInt32 *y ) const; + + inline wxDouble GetVectorLength() const; + wxDouble GetVectorAngle() const; + inline void SetVectorLength( wxDouble length ); + void SetVectorAngle( wxDouble degrees ); + void SetPolarCoordinates( wxInt32 angle , wxInt32 length ); + // set the vector length to 1.0, preserving the angle + inline void Normalize(); + + inline wxDouble GetDistance( const wxPoint2DInt &pt ) const; + inline wxDouble GetDistanceSquare( const wxPoint2DInt &pt ) const; + inline wxInt32 GetDotProduct( const wxPoint2DInt &vec ) const; + inline wxInt32 GetCrossProduct( const wxPoint2DInt &vec ) const; + + // the reflection of this point + inline wxPoint2DInt operator-(); + + inline wxPoint2DInt& operator=(const wxPoint2DInt& pt); + inline wxPoint2DInt& operator+=(const wxPoint2DInt& pt); + inline wxPoint2DInt& operator-=(const wxPoint2DInt& pt); + inline wxPoint2DInt& operator*=(const wxPoint2DInt& pt); + inline wxPoint2DInt& operator*=(wxDouble n); + inline wxPoint2DInt& operator*=(wxInt32 n); + inline wxPoint2DInt& operator/=(const wxPoint2DInt& pt); + inline wxPoint2DInt& operator/=(wxDouble n); + inline wxPoint2DInt& operator/=(wxInt32 n); + inline operator wxPoint() const; + inline bool operator==(const wxPoint2DInt& pt) const; + inline bool operator!=(const wxPoint2DInt& pt) const; + +#if wxUSE_STREAMS + void WriteTo( wxDataOutputStream &stream ) const; + void ReadFrom( wxDataInputStream &stream ); +#endif // wxUSE_STREAMS + + wxInt32 m_x; + wxInt32 m_y; +}; + +inline wxPoint2DInt operator+(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2); +inline wxPoint2DInt operator-(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2); +inline wxPoint2DInt operator*(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2); +inline wxPoint2DInt operator*(wxInt32 n , const wxPoint2DInt& pt); +inline wxPoint2DInt operator*(const wxPoint2DInt& pt , wxInt32 n); +inline wxPoint2DInt operator/(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2); +inline wxPoint2DInt operator/(const wxPoint2DInt& pt , wxInt32 n); + +inline wxPoint2DInt::wxPoint2DInt() +{ + m_x = 0; + m_y = 0; +} + +inline wxPoint2DInt::wxPoint2DInt( wxInt32 x , wxInt32 y ) +{ + m_x = x; + m_y = y; +} + +inline wxPoint2DInt::wxPoint2DInt( const wxPoint2DInt &pt ) +{ + m_x = pt.m_x; + m_y = pt.m_y; +} + +inline wxPoint2DInt::wxPoint2DInt( const wxPoint &pt ) +{ + m_x = pt.x; + m_y = pt.y; +} + +inline void wxPoint2DInt::GetFloor( wxInt32 *x , wxInt32 *y ) const +{ + if ( x ) + *x = m_x; + if ( y ) + *y = m_y; +} + +inline void wxPoint2DInt::GetRounded( wxInt32 *x , wxInt32 *y ) const +{ + GetFloor(x, y); +} + +inline wxDouble wxPoint2DInt::GetVectorLength() const +{ + // cast needed MIPSpro compiler under SGI + return sqrt( (double)(m_x)*(m_x) + (m_y)*(m_y) ); +} + +inline void wxPoint2DInt::SetVectorLength( wxDouble length ) +{ + wxDouble before = GetVectorLength(); + m_x = (wxInt32)(m_x * length / before); + m_y = (wxInt32)(m_y * length / before); +} + +inline void wxPoint2DInt::Normalize() +{ + SetVectorLength( 1 ); +} + +inline wxDouble wxPoint2DInt::GetDistance( const wxPoint2DInt &pt ) const +{ + return sqrt( GetDistanceSquare( pt ) ); +} + +inline wxDouble wxPoint2DInt::GetDistanceSquare( const wxPoint2DInt &pt ) const +{ + return ( (pt.m_x-m_x)*(pt.m_x-m_x) + (pt.m_y-m_y)*(pt.m_y-m_y) ); +} + +inline wxInt32 wxPoint2DInt::GetDotProduct( const wxPoint2DInt &vec ) const +{ + return ( m_x * vec.m_x + m_y * vec.m_y ); +} + +inline wxInt32 wxPoint2DInt::GetCrossProduct( const wxPoint2DInt &vec ) const +{ + return ( m_x * vec.m_y - vec.m_x * m_y ); +} + +inline wxPoint2DInt::operator wxPoint() const +{ + return wxPoint( m_x, m_y); +} + +inline wxPoint2DInt wxPoint2DInt::operator-() +{ + return wxPoint2DInt( -m_x, -m_y); +} + +inline wxPoint2DInt& wxPoint2DInt::operator=(const wxPoint2DInt& pt) +{ + if (this != &pt) + { + m_x = pt.m_x; + m_y = pt.m_y; + } + return *this; +} + +inline wxPoint2DInt& wxPoint2DInt::operator+=(const wxPoint2DInt& pt) +{ + m_x = m_x + pt.m_x; + m_y = m_y + pt.m_y; + return *this; +} + +inline wxPoint2DInt& wxPoint2DInt::operator-=(const wxPoint2DInt& pt) +{ + m_x = m_x - pt.m_x; + m_y = m_y - pt.m_y; + return *this; +} + +inline wxPoint2DInt& wxPoint2DInt::operator*=(const wxPoint2DInt& pt) +{ + m_x = m_x + pt.m_x; + m_y = m_y + pt.m_y; + return *this; +} + +inline wxPoint2DInt& wxPoint2DInt::operator/=(const wxPoint2DInt& pt) +{ + m_x = m_x - pt.m_x; + m_y = m_y - pt.m_y; + return *this; +} + +inline bool wxPoint2DInt::operator==(const wxPoint2DInt& pt) const +{ + return m_x == pt.m_x && m_y == pt.m_y; +} + +inline bool wxPoint2DInt::operator!=(const wxPoint2DInt& pt) const +{ + return m_x != pt.m_x || m_y != pt.m_y; +} + +inline wxPoint2DInt operator+(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2) +{ + return wxPoint2DInt( pt1.m_x + pt2.m_x , pt1.m_y + pt2.m_y ); +} + +inline wxPoint2DInt operator-(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2) +{ + return wxPoint2DInt( pt1.m_x - pt2.m_x , pt1.m_y - pt2.m_y ); +} + + +inline wxPoint2DInt operator*(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2) +{ + return wxPoint2DInt( pt1.m_x * pt2.m_x , pt1.m_y * pt2.m_y ); +} + +inline wxPoint2DInt operator*(wxInt32 n , const wxPoint2DInt& pt) +{ + return wxPoint2DInt( pt.m_x * n , pt.m_y * n ); +} + +inline wxPoint2DInt operator*(wxDouble n , const wxPoint2DInt& pt) +{ + return wxPoint2DInt( (int) (pt.m_x * n) , (int) (pt.m_y * n) ); +} + +inline wxPoint2DInt operator*(const wxPoint2DInt& pt , wxInt32 n) +{ + return wxPoint2DInt( pt.m_x * n , pt.m_y * n ); +} + +inline wxPoint2DInt operator*(const wxPoint2DInt& pt , wxDouble n) +{ + return wxPoint2DInt( (int) (pt.m_x * n) , (int) (pt.m_y * n) ); +} + +inline wxPoint2DInt operator/(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2) +{ + return wxPoint2DInt( pt1.m_x / pt2.m_x , pt1.m_y / pt2.m_y ); +} + +inline wxPoint2DInt operator/(const wxPoint2DInt& pt , wxInt32 n) +{ + return wxPoint2DInt( pt.m_x / n , pt.m_y / n ); +} + +inline wxPoint2DInt operator/(const wxPoint2DInt& pt , wxDouble n) +{ + return wxPoint2DInt( (int) (pt.m_x / n) , (int) (pt.m_y / n) ); +} + // wxPoint2Ds represent a point or a vector in a 2d coordinate system -class WXDLLEXPORT wxPoint2DDouble +class WXDLLIMPEXP_CORE wxPoint2DDouble { public : inline wxPoint2DDouble(); inline wxPoint2DDouble( wxDouble x , wxDouble y ); inline wxPoint2DDouble( const wxPoint2DDouble &pt ); + wxPoint2DDouble( const wxPoint2DInt &pt ) + { m_x = (wxDouble) pt.m_x ; m_y = (wxDouble) pt.m_y ; } + wxPoint2DDouble( const wxPoint &pt ) + { m_x = (wxDouble) pt.x ; m_y = (wxDouble) pt.y ; } // two different conversions to integers, floor and rounding - inline void GetFloor( wxInt32 *x , wxInt32 *y ); - inline void GetRounded( wxInt32 *x , wxInt32 *y ); + inline void GetFloor( wxInt32 *x , wxInt32 *y ) const; + inline void GetRounded( wxInt32 *x , wxInt32 *y ) const; - inline wxDouble GetVectorLength(); - inline wxDouble GetVectorAngle(); + inline wxDouble GetVectorLength() const; + wxDouble GetVectorAngle() const ; void SetVectorLength( wxDouble length ); void SetVectorAngle( wxDouble degrees ); void SetPolarCoordinates( wxDouble angle , wxDouble length ); // set the vector length to 1.0, preserving the angle void Normalize(); - inline wxDouble GetDistance( const wxPoint2DDouble &pt ); - inline wxDouble GetDistanceSquare( const wxPoint2DDouble &pt ); - inline wxDouble GetDotProduct( const wxPoint2DDouble &vec ); - inline wxDouble GetCrossProduct( const wxPoint2DDouble &vec ); + inline wxDouble GetDistance( const wxPoint2DDouble &pt ) const; + inline wxDouble GetDistanceSquare( const wxPoint2DDouble &pt ) const; + inline wxDouble GetDotProduct( const wxPoint2DDouble &vec ) const; + inline wxDouble GetCrossProduct( const wxPoint2DDouble &vec ) const; // the reflection of this point inline wxPoint2DDouble operator-(); @@ -99,16 +326,16 @@ public : wxDouble m_y; }; -wxPoint2DDouble operator+(const wxPoint2DDouble& pt1 , const wxPoint2DDouble& pt2); -wxPoint2DDouble operator-(const wxPoint2DDouble& pt1 , const wxPoint2DDouble& pt2); -wxPoint2DDouble operator*(const wxPoint2DDouble& pt1 , const wxPoint2DDouble& pt2); -wxPoint2DDouble operator*(wxDouble n , const wxPoint2DDouble& pt); -wxPoint2DDouble operator*(wxInt32 n , const wxPoint2DDouble& pt); -wxPoint2DDouble operator*(const wxPoint2DDouble& pt , wxDouble n); -wxPoint2DDouble operator*(const wxPoint2DDouble& pt , wxInt32 n); -wxPoint2DDouble operator/(const wxPoint2DDouble& pt1 , const wxPoint2DDouble& pt2); -wxPoint2DDouble operator/(const wxPoint2DDouble& pt , wxDouble n); -wxPoint2DDouble operator/(const wxPoint2DDouble& pt , wxInt32 n); +inline wxPoint2DDouble operator+(const wxPoint2DDouble& pt1 , const wxPoint2DDouble& pt2); +inline wxPoint2DDouble operator-(const wxPoint2DDouble& pt1 , const wxPoint2DDouble& pt2); +inline wxPoint2DDouble operator*(const wxPoint2DDouble& pt1 , const wxPoint2DDouble& pt2); +inline wxPoint2DDouble operator*(wxDouble n , const wxPoint2DDouble& pt); +inline wxPoint2DDouble operator*(wxInt32 n , const wxPoint2DDouble& pt); +inline wxPoint2DDouble operator*(const wxPoint2DDouble& pt , wxDouble n); +inline wxPoint2DDouble operator*(const wxPoint2DDouble& pt , wxInt32 n); +inline wxPoint2DDouble operator/(const wxPoint2DDouble& pt1 , const wxPoint2DDouble& pt2); +inline wxPoint2DDouble operator/(const wxPoint2DDouble& pt , wxDouble n); +inline wxPoint2DDouble operator/(const wxPoint2DDouble& pt , wxInt32 n); inline wxPoint2DDouble::wxPoint2DDouble() { @@ -128,34 +355,51 @@ inline wxPoint2DDouble::wxPoint2DDouble( const wxPoint2DDouble &pt ) m_y = pt.m_y; } -inline void wxPoint2DDouble::GetFloor( wxInt32 *x , wxInt32 *y ) +inline void wxPoint2DDouble::GetFloor( wxInt32 *x , wxInt32 *y ) const { *x = (wxInt32) floor( m_x ); *y = (wxInt32) floor( m_y ); } -inline void wxPoint2DDouble::GetRounded( wxInt32 *x , wxInt32 *y ) +inline void wxPoint2DDouble::GetRounded( wxInt32 *x , wxInt32 *y ) const { *x = (wxInt32) floor( m_x + 0.5 ); *y = (wxInt32) floor( m_y + 0.5); } -inline wxDouble wxPoint2DDouble::GetDistance( const wxPoint2DDouble &pt ) +inline wxDouble wxPoint2DDouble::GetVectorLength() const +{ + return sqrt( (m_x)*(m_x) + (m_y)*(m_y) ) ; +} + +inline void wxPoint2DDouble::SetVectorLength( wxDouble length ) +{ + wxDouble before = GetVectorLength() ; + m_x = (m_x * length / before) ; + m_y = (m_y * length / before) ; +} + +inline void wxPoint2DDouble::Normalize() +{ + SetVectorLength( 1 ); +} + +inline wxDouble wxPoint2DDouble::GetDistance( const wxPoint2DDouble &pt ) const { return sqrt( GetDistanceSquare( pt ) ); } -inline wxDouble wxPoint2DDouble::GetDistanceSquare( const wxPoint2DDouble &pt ) +inline wxDouble wxPoint2DDouble::GetDistanceSquare( const wxPoint2DDouble &pt ) const { return ( (pt.m_x-m_x)*(pt.m_x-m_x) + (pt.m_y-m_y)*(pt.m_y-m_y) ); } -inline wxDouble wxPoint2DDouble::GetDotProduct( const wxPoint2DDouble &vec ) +inline wxDouble wxPoint2DDouble::GetDotProduct( const wxPoint2DDouble &vec ) const { return ( m_x * vec.m_x + m_y * vec.m_y ); } -inline wxDouble wxPoint2DDouble::GetCrossProduct( const wxPoint2DDouble &vec ) +inline wxDouble wxPoint2DDouble::GetCrossProduct( const wxPoint2DDouble &vec ) const { return ( m_x * vec.m_y - vec.m_x * m_y ); } @@ -167,8 +411,11 @@ 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; } @@ -202,12 +449,12 @@ 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) @@ -265,7 +512,7 @@ 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() @@ -279,13 +526,13 @@ public: */ // single attribute accessors - inline wxPoint2DDouble GetPosition() + wxPoint2DDouble GetPosition() const { return wxPoint2DDouble(m_x, m_y); } - inline wxSize GetSize() + wxSize GetSize() const { 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; } @@ -330,20 +577,22 @@ public: { MoveCentreTo( pt ); } // since this is impossible without moving... inline void MoveCentreTo( const wxPoint2DDouble &pt ) { m_x += pt.m_x - (m_x+m_width/2) , m_y += pt.m_y -(m_y+m_height/2); } - inline wxOutCode GetOutcode( const wxPoint2DDouble &pt ) const + inline wxOutCode GetOutCode( const wxPoint2DDouble &pt ) const { return (wxOutCode) (( ( pt.m_x < m_x ) ? wxOutLeft : 0 ) + - ( ( pt.m_x >= m_x + m_width ) ? wxOutRight : 0 ) + + ( ( pt.m_x > m_x + m_width ) ? wxOutRight : 0 ) + ( ( pt.m_y < m_y ) ? wxOutTop : 0 ) + - ( ( pt.m_y >= m_y + m_height ) ? wxOutBottom : 0 )); } + ( ( pt.m_y > m_y + m_height ) ? wxOutBottom : 0 )); } + inline wxOutCode GetOutcode(const wxPoint2DDouble &pt) const + { return GetOutCode(pt) ; } inline bool Contains( const wxPoint2DDouble &pt ) const - { return GetOutcode( pt ) == wxInside; } + { return GetOutCode( pt ) == wxInside; } inline bool Contains( const wxRect2DDouble &rect ) const { 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; } @@ -377,11 +626,11 @@ public: { m_x *= ((wxDouble)num)/((wxDouble)denum); m_y *= ((wxDouble)num)/((wxDouble)denum); m_width *= ((wxDouble)num)/((wxDouble)denum); m_height *= ((wxDouble)num)/((wxDouble)denum);} -/* wxRect2DDouble& operator = (const wxRect2DDouble& rect); - bool operator == (const wxRect2DDouble& rect); - bool operator != (const wxRect2DDouble& rect); -*/ + inline bool operator == (const wxRect2DDouble& rect) const + { 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); } wxDouble m_x; wxDouble m_y; @@ -389,254 +638,16 @@ public: wxDouble m_height; }; -class WXDLLEXPORT wxPoint2DInt -{ -public : - inline wxPoint2DInt(); - inline wxPoint2DInt( wxInt32 x , wxInt32 y ); - inline wxPoint2DInt( const wxPoint2DInt &pt ); - inline wxPoint2DInt( const wxPoint &pt ); - - // two different conversions to integers, floor and rounding - inline void GetFloor( wxInt32 *x , wxInt32 *y ); - inline void GetRounded( wxInt32 *x , wxInt32 *y ); - - inline wxDouble GetVectorLength(); - wxDouble GetVectorAngle(); - inline void SetVectorLength( wxDouble length ); - void SetVectorAngle( wxDouble degrees ); - void SetPolarCoordinates( wxInt32 angle , wxInt32 length ); - // set the vector length to 1.0, preserving the angle - inline void Normalize(); - - inline wxDouble GetDistance( const wxPoint2DInt &pt ) const; - inline wxDouble GetDistanceSquare( const wxPoint2DInt &pt ) const; - inline wxInt32 GetDotProduct( const wxPoint2DInt &vec ) const; - inline wxInt32 GetCrossProduct( const wxPoint2DInt &vec ) const; - - // the reflection of this point - inline wxPoint2DInt operator-(); - - inline wxPoint2DInt& operator=(const wxPoint2DInt& pt); - inline wxPoint2DInt& operator+=(const wxPoint2DInt& pt); - inline wxPoint2DInt& operator-=(const wxPoint2DInt& pt); - inline wxPoint2DInt& operator*=(const wxPoint2DInt& pt); - inline wxPoint2DInt& operator*=(wxDouble n); - inline wxPoint2DInt& operator*=(wxInt32 n); - inline wxPoint2DInt& operator/=(const wxPoint2DInt& pt); - inline wxPoint2DInt& operator/=(wxDouble n); - inline wxPoint2DInt& operator/=(wxInt32 n); - inline operator wxPoint() const; - inline bool operator==(const wxPoint2DInt& pt) const; - inline bool operator!=(const wxPoint2DInt& pt) const; - - void WriteTo( wxDataOutputStream &stream ) const; - void ReadFrom( wxDataInputStream &stream ); - - wxInt32 m_x; - wxInt32 m_y; -}; - -wxPoint2DInt operator+(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2); -wxPoint2DInt operator-(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2); -wxPoint2DInt operator*(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2); -wxPoint2DInt operator*(wxInt32 n , const wxPoint2DInt& pt); -wxPoint2DInt operator*(wxInt32 n , const wxPoint2DInt& pt); -wxPoint2DInt operator*(const wxPoint2DInt& pt , wxInt32 n); -wxPoint2DInt operator*(const wxPoint2DInt& pt , wxInt32 n); -wxPoint2DInt operator/(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2); -wxPoint2DInt operator/(const wxPoint2DInt& pt , wxInt32 n); -wxPoint2DInt operator/(const wxPoint2DInt& pt , wxInt32 n); - -inline wxPoint2DInt::wxPoint2DInt() -{ - m_x = 0; - m_y = 0; -} - -inline wxPoint2DInt::wxPoint2DInt( wxInt32 x , wxInt32 y ) -{ - m_x = x; - m_y = y; -} - -inline wxPoint2DInt::wxPoint2DInt( const wxPoint2DInt &pt ) -{ - m_x = pt.m_x; - m_y = pt.m_y; -} - -inline wxPoint2DInt::wxPoint2DInt( const wxPoint &pt ) -{ - m_x = pt.x; - m_y = pt.y; -} - -inline void wxPoint2DInt::GetFloor( wxInt32 *x , wxInt32 *y ) -{ - // casts needed MIPSpro compiler under SGI - *x = (wxInt32) floor( (double)m_x ); - *y = (wxInt32) floor( (double)m_y ); -} - -inline void wxPoint2DInt::GetRounded( wxInt32 *x , wxInt32 *y ) -{ - *x = (wxInt32) floor( m_x + 0.5 ); - *y = (wxInt32) floor( m_y + 0.5); -} - -inline wxDouble wxPoint2DInt::GetVectorLength() -{ - // casts needed MIPSpro compiler under SGI - return sqrt( (double)(m_x)*(m_x) + (m_y)*(m_y) ); -} - -inline void wxPoint2DInt::SetVectorLength( wxDouble length ) -{ - wxDouble before = GetVectorLength(); - m_x = (wxInt32)(m_x * length / before); - m_y = (wxInt32)(m_y * length / before); -} - -inline void wxPoint2DInt::Normalize() -{ - SetVectorLength( 1 ); -} - -inline wxDouble wxPoint2DInt::GetDistance( const wxPoint2DInt &pt ) const -{ - return sqrt( GetDistanceSquare( pt ) ); -} - -inline wxDouble wxPoint2DInt::GetDistanceSquare( const wxPoint2DInt &pt ) const -{ - return ( (pt.m_x-m_x)*(pt.m_x-m_x) + (pt.m_y-m_y)*(pt.m_y-m_y) ); -} - -inline wxInt32 wxPoint2DInt::GetDotProduct( const wxPoint2DInt &vec ) const -{ - return ( m_x * vec.m_x + m_y * vec.m_y ); -} - -inline wxInt32 wxPoint2DInt::GetCrossProduct( const wxPoint2DInt &vec ) const -{ - return ( m_x * vec.m_y - vec.m_x * m_y ); -} - -inline wxPoint2DInt::operator wxPoint() const -{ - return wxPoint( m_x, m_y); -} - -inline wxPoint2DInt wxPoint2DInt::operator-() -{ - return wxPoint2DInt( -m_x, -m_y); -} - -inline wxPoint2DInt& wxPoint2DInt::operator=(const wxPoint2DInt& pt) -{ - m_x = pt.m_x; - m_y = pt.m_y; - return *this; -} - -inline wxPoint2DInt& wxPoint2DInt::operator+=(const wxPoint2DInt& pt) -{ - m_x = m_x + pt.m_x; - m_y = m_y + pt.m_y; - return *this; -} - -inline wxPoint2DInt& wxPoint2DInt::operator-=(const wxPoint2DInt& pt) -{ - m_x = m_x - pt.m_x; - m_y = m_y - pt.m_y; - return *this; -} - -inline wxPoint2DInt& wxPoint2DInt::operator*=(const wxPoint2DInt& pt) -{ - m_x = m_x + pt.m_x; - m_y = m_y + pt.m_y; - return *this; -} - -inline wxPoint2DInt& wxPoint2DInt::operator/=(const wxPoint2DInt& pt) -{ - m_x = m_x - pt.m_x; - m_y = m_y - pt.m_y; - return *this; -} - -inline bool wxPoint2DInt::operator==(const wxPoint2DInt& pt) const -{ - return m_x == pt.m_x && m_y == pt.m_y; -} - -inline bool wxPoint2DInt::operator!=(const wxPoint2DInt& pt) const -{ - return m_x != pt.m_x || m_y != pt.m_y; -} - -inline wxPoint2DInt operator+(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2) -{ - return wxPoint2DInt( pt1.m_x + pt2.m_x , pt1.m_y + pt2.m_y ); -} - -inline wxPoint2DInt operator-(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2) -{ - return wxPoint2DInt( pt1.m_x - pt2.m_x , pt1.m_y - pt2.m_y ); -} - - -inline wxPoint2DInt operator*(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2) -{ - return wxPoint2DInt( pt1.m_x * pt2.m_x , pt1.m_y * pt2.m_y ); -} - -inline wxPoint2DInt operator*(wxInt32 n , const wxPoint2DInt& pt) -{ - return wxPoint2DInt( pt.m_x * n , pt.m_y * n ); -} - -inline wxPoint2DInt operator*(wxDouble n , const wxPoint2DInt& pt) -{ - return wxPoint2DInt( (int) (pt.m_x * n) , (int) (pt.m_y * n) ); -} - -inline wxPoint2DInt operator*(const wxPoint2DInt& pt , wxInt32 n) -{ - return wxPoint2DInt( pt.m_x * n , pt.m_y * n ); -} - -inline wxPoint2DInt operator*(const wxPoint2DInt& pt , wxDouble n) -{ - return wxPoint2DInt( (int) (pt.m_x * n) , (int) (pt.m_y * n) ); -} - -inline wxPoint2DInt operator/(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2) -{ - return wxPoint2DInt( pt1.m_x / pt2.m_x , pt1.m_y / pt2.m_y ); -} - -inline wxPoint2DInt operator/(const wxPoint2DInt& pt , wxInt32 n) -{ - return wxPoint2DInt( pt.m_x / n , pt.m_y / n ); -} - -inline wxPoint2DInt operator/(const wxPoint2DInt& pt , wxDouble n) -{ - return wxPoint2DInt( (int) (pt.m_x / n) , (int) (pt.m_y / n) ); -} // wxRect2Ds are a axis-aligned rectangles, each side of the rect is parallel to the x- or m_y- axis. The rectangle is either defined by the // 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; } + wxRect2DInt( const wxRect& r ) { m_x = r.x ; m_y = r.y ; m_width = r.width ; m_height = r.height ; } wxRect2DInt(wxInt32 x, wxInt32 y, wxInt32 w, wxInt32 h) { m_x = x; m_y = y; m_width = w; m_height = h; } wxRect2DInt(const wxPoint2DInt& topLeft, const wxPoint2DInt& bottomRight); inline wxRect2DInt(const wxPoint2DInt& pos, const wxSize& size); @@ -644,11 +655,11 @@ public: // single attribute accessors - inline wxPoint2DInt GetPosition() { return wxPoint2DInt(m_x, m_y); } - inline wxSize GetSize() { return wxSize(m_width, m_height); } + wxPoint2DInt GetPosition() const { return wxPoint2DInt(m_x, m_y); } + wxSize GetSize() const { 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; } @@ -678,13 +689,15 @@ public: inline wxPoint2DInt GetCentre() const { return wxPoint2DInt( m_x+m_width/2 , m_y+m_height/2 ); } inline void SetCentre( const wxPoint2DInt &pt ) { MoveCentreTo( pt ); } // since this is impossible without moving... inline void MoveCentreTo( const wxPoint2DInt &pt ) { m_x += pt.m_x - (m_x+m_width/2) , m_y += pt.m_y -(m_y+m_height/2); } - inline wxOutCode GetOutcode( const wxPoint2DInt &pt ) const + inline wxOutCode GetOutCode( const wxPoint2DInt &pt ) const { return (wxOutCode) (( ( pt.m_x < m_x ) ? wxOutLeft : 0 ) + ( ( pt.m_x >= m_x + m_width ) ? wxOutRight : 0 ) + ( ( pt.m_y < m_y ) ? wxOutTop : 0 ) + ( ( pt.m_y >= m_y + m_height ) ? wxOutBottom : 0 )); } + inline wxOutCode GetOutcode( const wxPoint2DInt &pt ) const + { return GetOutCode( pt ) ; } inline bool Contains( const wxPoint2DInt &pt ) const - { return GetOutcode( pt ) == wxInside; } + { return GetOutCode( pt ) == wxInside; } inline bool Contains( const wxRect2DInt &rect ) const { 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 ) ) ); } @@ -716,16 +729,18 @@ public: m_width *= ((wxInt32)num)/((wxInt32)denum); m_height *= ((wxInt32)num)/((wxInt32)denum);} wxRect2DInt& operator = (const wxRect2DInt& rect); - bool operator == (const wxRect2DInt& rect); - bool operator != (const wxRect2DInt& rect); + bool operator == (const wxRect2DInt& rect) const; + bool operator != (const wxRect2DInt& rect) const; - void WriteTo( wxDataOutputStream &stream ) const; - void ReadFrom( wxDataInputStream &stream ); +#if wxUSE_STREAMS + void WriteTo( wxDataOutputStream &stream ) const; + void ReadFrom( wxDataInputStream &stream ); +#endif // wxUSE_STREAMS wxInt32 m_x; - wxInt32 m_y; - wxInt32 m_width; - wxInt32 m_height; + wxInt32 m_y; + wxInt32 m_width; + wxInt32 m_height; }; inline wxRect2DInt::wxRect2DInt( const wxRect2DInt &r ) @@ -744,9 +759,29 @@ inline wxRect2DInt::wxRect2DInt( const wxPoint2DInt &a , const wxPoint2DInt &b) m_height = abs( a.m_y - b.m_y ); } -class wxTransform2D +inline wxRect2DInt::wxRect2DInt( const wxPoint2DInt& pos, const wxSize& size) +{ + m_x = pos.m_x; + m_y = pos.m_y; + m_width = size.x; + m_height = size.y; +} + +inline bool wxRect2DInt::operator == (const wxRect2DInt& rect) const +{ + return (m_x==rect.m_x && m_y==rect.m_y && + m_width==rect.m_width && m_height==rect.m_height); +} + +inline bool wxRect2DInt::operator != (const wxRect2DInt& rect) const +{ + return !(*this == rect); +} + +class WXDLLIMPEXP_CORE wxTransform2D { public : + virtual ~wxTransform2D() { } virtual void Transform( wxPoint2DInt* pt )const = 0; virtual void Transform( wxRect2DInt* r ) const; virtual wxPoint2DInt Transform( const wxPoint2DInt &pt ) const; @@ -758,24 +793,6 @@ public : virtual wxRect2DInt InverseTransform( const wxRect2DInt &r ) const ; }; -inline void wxTransform2D::Transform( wxRect2DInt* r ) const - { wxPoint2DInt a = r->GetLeftTop() , b = r->GetRightBottom(); Transform( &a ); Transform( &b ); *r = wxRect2DInt( a , b ); } - -inline wxPoint2DInt wxTransform2D::Transform( const wxPoint2DInt &pt ) const - { wxPoint2DInt res = pt; Transform( &res ); return res; } - -inline wxRect2DInt wxTransform2D::Transform( const wxRect2DInt &r ) const - { wxRect2DInt res = r; Transform( &res ); return res; } - -inline void wxTransform2D::InverseTransform( wxRect2DInt* r ) const - { wxPoint2DInt a = r->GetLeftTop() , b = r->GetRightBottom(); InverseTransform( &a ); InverseTransform( &b ); *r = wxRect2DInt( a , b ); } - -inline wxPoint2DInt wxTransform2D::InverseTransform( const wxPoint2DInt &pt ) const - { wxPoint2DInt res = pt; InverseTransform( &res ); return res; } - -inline wxRect2DInt wxTransform2D::InverseTransform( const wxRect2DInt &r ) const - { wxRect2DInt res = r; InverseTransform( &res ); return res; } - #endif // wxUSE_GEOMETRY