X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f91de7da185ddfa82ece11ab3c0533be7362696b..cbeda384e51acb82e13994cb67ac1714669cae10:/include/wx/geometry.h?ds=sidebyside diff --git a/include/wx/geometry.h b/include/wx/geometry.h index 715313bd2a..11073dc02b 100644 --- a/include/wx/geometry.h +++ b/include/wx/geometry.h @@ -1,48 +1,27 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: geometry.h +// Name: wx/geometry.h // Purpose: Common Geometry Classes // Author: Stefan Csomor // Modified by: // Created: 08/05/99 -// RCS-ID: -// Copyright: (c) +// RCS-ID: $Id$ +// Copyright: (c) 1999 Stefan Csomor // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #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__ ) - #ifdef __WXMAC_X__ - #include - #else - #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 @@ -53,591 +32,626 @@ enum wxOutCode wxOutRight = 0x02 , wxOutTop = 0x08 , wxOutBottom = 0x04 -} ; - -// wxPoint2Ds represent a point or a vector in a 2d coordinate system +}; -class WXDLLEXPORT wxPoint2DDouble +class WXDLLIMPEXP_CORE wxPoint2DInt { public : - inline wxPoint2DDouble(); - inline wxPoint2DDouble( wxDouble x , wxDouble y ) ; - inline wxPoint2DDouble( const wxPoint2DDouble &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() ; - inline wxDouble GetVectorAngle() ; - 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 ) ; - - // the reflection of this point - inline wxPoint2DDouble operator-() ; - - inline wxPoint2DDouble& operator=(const wxPoint2DDouble& pt) ; - inline wxPoint2DDouble& operator+=(const wxPoint2DDouble& pt) ; - inline wxPoint2DDouble& operator-=(const wxPoint2DDouble& pt) ; - inline wxPoint2DDouble& operator*=(const wxPoint2DDouble& pt) ; - inline wxPoint2DDouble& operator*=(wxDouble n) ; - inline wxPoint2DDouble& operator*=(wxInt32 n) ; - inline wxPoint2DDouble& operator/=(const wxPoint2DDouble& pt) ; - inline wxPoint2DDouble& operator/=(wxDouble n) ; - inline wxPoint2DDouble& operator/=(wxInt32 n) ; - - inline bool operator==(const wxPoint2DDouble& pt) const ; - inline bool operator!=(const wxPoint2DDouble& pt) const ; - - wxDouble m_x ; - 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 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 wxPoint2DDouble::wxPoint2DDouble() +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*(wxInt32 n , const wxPoint2DInt& pt); +inline wxPoint2DInt operator*(const wxPoint2DInt& pt , wxInt32 n); +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 operator/(const wxPoint2DInt& pt , wxInt32 n); + +inline wxPoint2DInt::wxPoint2DInt() { - m_x = 0.0 ; - m_y = 0.0 ; + m_x = 0; + m_y = 0; } -inline wxPoint2DDouble::wxPoint2DDouble( wxDouble x , wxDouble y ) +inline wxPoint2DInt::wxPoint2DInt( wxInt32 x , wxInt32 y ) { - m_x = x ; - m_y = y ; + m_x = x; + m_y = y; } -inline wxPoint2DDouble::wxPoint2DDouble( const wxPoint2DDouble &pt ) +inline wxPoint2DInt::wxPoint2DInt( const wxPoint2DInt &pt ) { - m_x = pt.m_x ; - m_y = pt.m_y ; + m_x = pt.m_x; + m_y = pt.m_y; } -inline void wxPoint2DDouble::GetFloor( wxInt32 *x , wxInt32 *y ) +inline wxPoint2DInt::wxPoint2DInt( const wxPoint &pt ) { - *x = (wxInt32) floor( m_x ) ; - *y = (wxInt32) floor( m_y ) ; + m_x = pt.x; + m_y = pt.y; } -inline void wxPoint2DDouble::GetRounded( wxInt32 *x , wxInt32 *y ) +inline void wxPoint2DInt::GetFloor( wxInt32 *x , wxInt32 *y ) const { - *x = (wxInt32) floor( m_x + 0.5 ) ; - *y = (wxInt32) floor( m_y + 0.5) ; + if ( x ) + *x = m_x; + if ( y ) + *y = m_y; } -inline wxDouble wxPoint2DDouble::GetDistance( const wxPoint2DDouble &pt ) +inline void wxPoint2DInt::GetRounded( wxInt32 *x , wxInt32 *y ) const { - return sqrt( GetDistanceSquare( pt ) ); + GetFloor(x, y); } -inline wxDouble wxPoint2DDouble::GetDistanceSquare( const wxPoint2DDouble &pt ) +inline wxDouble wxPoint2DInt::GetVectorLength() const { - return ( (pt.m_x-m_x)*(pt.m_x-m_x) + (pt.m_y-m_y)*(pt.m_y-m_y) ) ; + // cast needed MIPSpro compiler under SGI + return sqrt( (double)(m_x)*(m_x) + (m_y)*(m_y) ); } -inline wxDouble wxPoint2DDouble::GetDotProduct( const wxPoint2DDouble &vec ) +inline void wxPoint2DInt::SetVectorLength( wxDouble length ) { - return ( m_x * vec.m_x + m_y * vec.m_y ) ; + wxDouble before = GetVectorLength(); + m_x = (wxInt32)(m_x * length / before); + m_y = (wxInt32)(m_y * length / before); } -inline wxDouble wxPoint2DDouble::GetCrossProduct( const wxPoint2DDouble &vec ) +inline void wxPoint2DInt::Normalize() { - return ( m_x * vec.m_y - vec.m_x * m_y ) ; + SetVectorLength( 1 ); } -inline wxPoint2DDouble wxPoint2DDouble::operator-() +inline wxDouble wxPoint2DInt::GetDistance( const wxPoint2DInt &pt ) const { - return wxPoint2DDouble( -m_x, -m_y); + return sqrt( GetDistanceSquare( pt ) ); } -inline wxPoint2DDouble& wxPoint2DDouble::operator=(const wxPoint2DDouble& pt) +inline wxDouble wxPoint2DInt::GetDistanceSquare( const wxPoint2DInt &pt ) const { - m_x = pt.m_x ; - m_y = pt.m_y; - return *this ; + return ( (pt.m_x-m_x)*(pt.m_x-m_x) + (pt.m_y-m_y)*(pt.m_y-m_y) ); } -inline wxPoint2DDouble& wxPoint2DDouble::operator+=(const wxPoint2DDouble& pt) +inline wxInt32 wxPoint2DInt::GetDotProduct( const wxPoint2DInt &vec ) const { - m_x = m_x + pt.m_x ; - m_y = m_y + pt.m_y; - return *this ; + return ( m_x * vec.m_x + m_y * vec.m_y ); } -inline wxPoint2DDouble& wxPoint2DDouble::operator-=(const wxPoint2DDouble& pt) +inline wxInt32 wxPoint2DInt::GetCrossProduct( const wxPoint2DInt &vec ) const { - m_x = m_x - pt.m_x ; - m_y = m_y - pt.m_y; - return *this ; + return ( m_x * vec.m_y - vec.m_x * m_y ); } -inline wxPoint2DDouble& wxPoint2DDouble::operator*=(const wxPoint2DDouble& pt) +inline wxPoint2DInt::operator wxPoint() const { - m_x = m_x * pt.m_x ; - m_y = m_y * pt.m_y; - return *this ; + return wxPoint( m_x, m_y); } -inline wxPoint2DDouble& wxPoint2DDouble::operator/=(const wxPoint2DDouble& pt) +inline wxPoint2DInt wxPoint2DInt::operator-() { - m_x = m_x / pt.m_x ; - m_y = m_y / pt.m_y; - return *this ; + return wxPoint2DInt( -m_x, -m_y); } -inline bool wxPoint2DDouble::operator==(const wxPoint2DDouble& pt) const +inline wxPoint2DInt& wxPoint2DInt::operator=(const wxPoint2DInt& pt) { - return 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; } -inline bool wxPoint2DDouble::operator!=(const wxPoint2DDouble& pt) const +inline wxPoint2DInt& wxPoint2DInt::operator+=(const wxPoint2DInt& pt) { - return m_x != pt.m_x || m_y != pt.m_y; + m_x = m_x + pt.m_x; + m_y = m_y + pt.m_y; + return *this; } -inline wxPoint2DDouble operator+(const wxPoint2DDouble& pt1 , const wxPoint2DDouble& pt2) +inline wxPoint2DInt& wxPoint2DInt::operator-=(const wxPoint2DInt& pt) { - return wxPoint2DDouble( pt1.m_x + pt2.m_x , pt1.m_y + pt2.m_y ) ; + m_x = m_x - pt.m_x; + m_y = m_y - pt.m_y; + return *this; } -inline wxPoint2DDouble operator-(const wxPoint2DDouble& pt1 , const wxPoint2DDouble& pt2) +inline wxPoint2DInt& wxPoint2DInt::operator*=(const wxPoint2DInt& pt) { - return wxPoint2DDouble( pt1.m_x - pt2.m_x , pt1.m_y - pt2.m_y ) ; + m_x = m_x + pt.m_x; + m_y = m_y + pt.m_y; + return *this; } - -inline wxPoint2DDouble operator*(const wxPoint2DDouble& pt1 , const wxPoint2DDouble& pt2) +inline wxPoint2DInt& wxPoint2DInt::operator/=(const wxPoint2DInt& pt) { - return wxPoint2DDouble( pt1.m_x * pt2.m_x , pt1.m_y * pt2.m_y ) ; + m_x = m_x - pt.m_x; + m_y = m_y - pt.m_y; + return *this; } -inline wxPoint2DDouble operator*(wxDouble n , const wxPoint2DDouble& pt) +inline bool wxPoint2DInt::operator==(const wxPoint2DInt& pt) const { - return wxPoint2DDouble( pt.m_x * n , pt.m_y * n ) ; + return m_x == pt.m_x && m_y == pt.m_y; } -inline wxPoint2DDouble operator*(wxInt32 n , const wxPoint2DDouble& pt) +inline bool wxPoint2DInt::operator!=(const wxPoint2DInt& pt) const { - return wxPoint2DDouble( pt.m_x * n , pt.m_y * n ) ; + return m_x != pt.m_x || m_y != pt.m_y; } -inline wxPoint2DDouble operator*(const wxPoint2DDouble& pt , wxDouble n) +inline wxPoint2DInt operator+(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2) { - return wxPoint2DDouble( pt.m_x * n , pt.m_y * n ) ; + return wxPoint2DInt( pt1.m_x + pt2.m_x , pt1.m_y + pt2.m_y ); } -inline wxPoint2DDouble operator*(const wxPoint2DDouble& pt , wxInt32 n) +inline wxPoint2DInt operator-(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2) { - return wxPoint2DDouble( pt.m_x * n , pt.m_y * n ) ; + return wxPoint2DInt( pt1.m_x - pt2.m_x , pt1.m_y - pt2.m_y ); } -inline wxPoint2DDouble operator/(const wxPoint2DDouble& pt1 , const wxPoint2DDouble& pt2) + +inline wxPoint2DInt operator*(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2) { - return wxPoint2DDouble( pt1.m_x / pt2.m_x , pt1.m_y / pt2.m_y ) ; + return wxPoint2DInt( pt1.m_x * pt2.m_x , pt1.m_y * pt2.m_y ); } -inline wxPoint2DDouble operator/(const wxPoint2DDouble& pt , wxDouble n) +inline wxPoint2DInt operator*(wxInt32 n , const wxPoint2DInt& pt) { - return wxPoint2DDouble( pt.m_x / n , pt.m_y / n ) ; + return wxPoint2DInt( pt.m_x * n , pt.m_y * n ); } -inline wxPoint2DDouble operator/(const wxPoint2DDouble& pt , wxInt32 n) +inline wxPoint2DInt operator*(wxDouble n , const wxPoint2DInt& pt) { - return wxPoint2DDouble( pt.m_x / n , pt.m_y / 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 wxRect2DDouble +inline wxPoint2DInt operator*(const wxPoint2DInt& pt , wxInt32 n) { -public: - wxRect2DDouble() - { m_x = m_y = m_width = m_height = 0 ; } - wxRect2DDouble(wxDouble x, wxDouble y, wxDouble w, wxDouble h) - { m_x = x ; m_y = y ; m_width = w ; m_height = h ; } -/* - wxRect2DDouble(const wxPoint2DDouble& topLeft, const wxPoint2DDouble& bottomRight); - wxRect2DDouble(const wxPoint2DDouble& pos, const wxSize& size); - wxRect2DDouble(const wxRect2DDouble& rect); -*/ - // single attribute accessors - - inline wxPoint2DDouble GetPosition() - { return wxPoint2DDouble(m_x, m_y); } - 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 - - inline wxDouble GetLeft() const { return m_x; } - inline void SetLeft( wxDouble n ) { m_width += m_x - n ; m_x = n ; } - inline void MoveLeftTo( wxDouble n ) { m_x = n ; } - inline wxDouble GetTop() const { return m_y; } - inline void SetTop( wxDouble n ) { m_height += m_y - n ; m_y = n ; } - inline void MoveTopTo( wxDouble n ) { m_y = n ; } - inline wxDouble GetBottom() const { return m_y + m_height; } - inline void SetBottom( wxDouble n ) { m_height += n - (m_y+m_height) ;} - inline void MoveBottomTo( wxDouble n ) { m_y = n - m_height ; } - inline wxDouble GetRight() const { return m_x + m_width; } - inline void SetRight( wxDouble n ) { m_width += n - (m_x+m_width) ; } - inline void MoveRightTo( wxDouble n ) { m_x = n - m_width ; } - - inline wxPoint2DDouble GetLeftTop() const - { return wxPoint2DDouble( m_x , m_y ) ; } - inline void SetLeftTop( const wxPoint2DDouble &pt ) - { m_width += m_x - pt.m_x ; m_height += m_y - pt.m_y ; m_x = pt.m_x ; m_y = pt.m_y ; } - inline void MoveLeftTopTo( const wxPoint2DDouble &pt ) - { m_x = pt.m_x ; m_y = pt.m_y ; } - inline wxPoint2DDouble GetLeftBottom() const - { return wxPoint2DDouble( m_x , m_y + m_height ) ; } - inline void SetLeftBottom( const wxPoint2DDouble &pt ) - { m_width += m_x - pt.m_x ; m_height += pt.m_y - (m_y+m_height) ; m_x = pt.m_x ; } - inline void MoveLeftBottomTo( const wxPoint2DDouble &pt ) - { m_x = pt.m_x ; m_y = pt.m_y - m_height; } - inline wxPoint2DDouble GetRightTop() const - { return wxPoint2DDouble( m_x+m_width , m_y ) ; } - inline void SetRightTop( const wxPoint2DDouble &pt ) - { m_width += pt.m_x - ( m_x + m_width ) ; m_height += m_y - pt.m_y ; m_y = pt.m_y ; } - inline void MoveRightTopTo( const wxPoint2DDouble &pt ) - { m_x = pt.m_x - m_width ; m_y = pt.m_y ; } - inline wxPoint2DDouble GetRightBottom() const - { return wxPoint2DDouble( m_x+m_width , m_y + m_height ) ; } - inline void SetRightBottom( const wxPoint2DDouble &pt ) - { m_width += pt.m_x - ( m_x + m_width ) ; m_height += pt.m_y - (m_y+m_height) ;} - inline void MoveRightBottomTo( const wxPoint2DDouble &pt ) - { m_x = pt.m_x - m_width ; m_y = pt.m_y - m_height; } - inline wxPoint2DDouble GetCentre() const - { return wxPoint2DDouble( m_x+m_width/2 , m_y+m_height/2 ) ; } - inline void SetCentre( const wxPoint2DDouble &pt ) - { 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 - { 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 bool Contains( const wxPoint2DDouble &pt ) const - { 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 ) ; } - inline bool HaveEqualSize( const wxRect2DDouble &rect ) const - { return ( rect.m_width == m_width && 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 ; } - inline void Inset( wxDouble left , wxDouble top ,wxDouble right , wxDouble bottom ) - { m_x += left ; m_y += top ; m_width -= left + right ; m_height -= top + bottom ;} - inline void Offset( const wxPoint2DDouble &pt ) - { m_x += pt.m_x ; m_y += pt.m_y ; } - - void ConstrainTo( const wxRect2DDouble &rect ); - - inline wxPoint2DDouble Interpolate( wxInt32 widthfactor , wxInt32 heightfactor ) - { return wxPoint2DDouble( m_x + m_width * widthfactor , m_y + m_height * heightfactor ) ; } + return wxPoint2DInt( pt.m_x * n , pt.m_y * n ); +} - static void Intersect( const wxRect2DDouble &src1 , const wxRect2DDouble &src2 , wxRect2DDouble *dest ) ; - inline void Intersect( const wxRect2DDouble &otherRect ) - { Intersect( *this , otherRect , this ) ; } - inline wxRect2DDouble CreateIntersection( const wxRect2DDouble &otherRect ) const - { wxRect2DDouble result ; Intersect( *this , otherRect , &result) ; return result ; } - bool Intersects( const wxRect2DDouble &rect ) const ; +inline wxPoint2DInt operator*(const wxPoint2DInt& pt , wxDouble n) +{ + return wxPoint2DInt( (int) (pt.m_x * n) , (int) (pt.m_y * n) ); +} - static void Union( const wxRect2DDouble &src1 , const wxRect2DDouble &src2 , wxRect2DDouble *dest ) ; - void Union( const wxRect2DDouble &otherRect ) - { Union( *this , otherRect , this ) ; } - void Union( const wxPoint2DDouble &pt ) ; - inline wxRect2DDouble CreateUnion( const wxRect2DDouble &otherRect ) const - { wxRect2DDouble result ; Union( *this , otherRect , &result) ; return result ; } +inline wxPoint2DInt operator/(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2) +{ + return wxPoint2DInt( pt1.m_x / pt2.m_x , pt1.m_y / pt2.m_y ); +} - inline void Scale( wxDouble f ) - { m_x *= f ; m_y *= f ; m_width *= f ; m_height *= f ;} - inline void Scale( wxInt32 num , wxInt32 denum ) - { m_x *= ((wxDouble)num)/((wxDouble)denum) ; m_y *= ((wxDouble)num)/((wxDouble)denum) ; - m_width *= ((wxDouble)num)/((wxDouble)denum) ; m_height *= ((wxDouble)num)/((wxDouble)denum) ;} +inline wxPoint2DInt operator/(const wxPoint2DInt& pt , wxInt32 n) +{ + return wxPoint2DInt( pt.m_x / n , pt.m_y / n ); +} -/* - wxRect2DDouble& operator = (const wxRect2DDouble& rect); - bool operator == (const wxRect2DDouble& rect); - bool operator != (const wxRect2DDouble& rect); -*/ +inline wxPoint2DInt operator/(const wxPoint2DInt& pt , wxDouble n) +{ + return wxPoint2DInt( (int) (pt.m_x / n) , (int) (pt.m_y / n) ); +} - wxDouble m_x; - wxDouble m_y ; - wxDouble m_width; - wxDouble m_height; -}; +// wxPoint2Ds represent a point or a vector in a 2d coordinate system -class WXDLLEXPORT wxPoint2DInt +class WXDLLIMPEXP_CORE wxPoint2DDouble { 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 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 ) const; + inline void GetRounded( wxInt32 *x , wxInt32 *y ) const; + + 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 ) 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-(); + + inline wxPoint2DDouble& operator=(const wxPoint2DDouble& pt); + inline wxPoint2DDouble& operator+=(const wxPoint2DDouble& pt); + inline wxPoint2DDouble& operator-=(const wxPoint2DDouble& pt); + inline wxPoint2DDouble& operator*=(const wxPoint2DDouble& pt); + inline wxPoint2DDouble& operator*=(wxDouble n); + inline wxPoint2DDouble& operator*=(wxInt32 n); + inline wxPoint2DDouble& operator/=(const wxPoint2DDouble& pt); + inline wxPoint2DDouble& operator/=(wxDouble n); + inline wxPoint2DDouble& operator/=(wxInt32 n); + + inline bool operator==(const wxPoint2DDouble& pt) const; + inline bool operator!=(const wxPoint2DDouble& pt) const; + + wxDouble m_x; + wxDouble m_y; +}; -inline wxPoint2DInt::wxPoint2DInt() -{ - m_x = 0 ; - m_y = 0 ; -} +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 wxPoint2DInt::wxPoint2DInt( wxInt32 x , wxInt32 y ) +inline wxPoint2DDouble::wxPoint2DDouble() { - m_x = x ; - m_y = y ; + m_x = 0.0; + m_y = 0.0; } -inline wxPoint2DInt::wxPoint2DInt( const wxPoint2DInt &pt ) +inline wxPoint2DDouble::wxPoint2DDouble( wxDouble x , wxDouble y ) { - m_x = pt.m_x ; - m_y = pt.m_y ; + m_x = x; + m_y = y; } -inline wxPoint2DInt::wxPoint2DInt( const wxPoint &pt ) +inline wxPoint2DDouble::wxPoint2DDouble( const wxPoint2DDouble &pt ) { - m_x = pt.x ; - m_y = pt.y ; + m_x = pt.m_x; + m_y = pt.m_y; } -inline void wxPoint2DInt::GetFloor( wxInt32 *x , wxInt32 *y ) +inline void wxPoint2DDouble::GetFloor( wxInt32 *x , wxInt32 *y ) const { - *x = (wxInt32) floor( m_x ) ; - *y = (wxInt32) floor( m_y ) ; + *x = (wxInt32) floor( m_x ); + *y = (wxInt32) floor( m_y ); } -inline void wxPoint2DInt::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) ; + *x = (wxInt32) floor( m_x + 0.5 ); + *y = (wxInt32) floor( m_y + 0.5); } -inline wxDouble wxPoint2DInt::GetVectorLength() +inline wxDouble wxPoint2DDouble::GetVectorLength() const { return sqrt( (m_x)*(m_x) + (m_y)*(m_y) ) ; } -inline void wxPoint2DInt::SetVectorLength( wxDouble length ) +inline void wxPoint2DDouble::SetVectorLength( wxDouble length ) { wxDouble before = GetVectorLength() ; - m_x = (wxInt32)(m_x * length / before) ; - m_y = (wxInt32)(m_y * length / before) ; + m_x = (m_x * length / before) ; + m_y = (m_y * length / before) ; } -inline void wxPoint2DInt::Normalize() +inline void wxPoint2DDouble::Normalize() { - SetVectorLength( 1 ) ; + SetVectorLength( 1 ); } -inline wxDouble wxPoint2DInt::GetDistance( const wxPoint2DInt &pt ) const +inline wxDouble wxPoint2DDouble::GetDistance( const wxPoint2DDouble &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 +inline wxDouble wxPoint2DDouble::GetDistanceSquare( const wxPoint2DDouble &pt ) const { - return ( m_x * vec.m_x + m_y * vec.m_y ) ; + return ( (pt.m_x-m_x)*(pt.m_x-m_x) + (pt.m_y-m_y)*(pt.m_y-m_y) ); } -inline wxInt32 wxPoint2DInt::GetCrossProduct( const wxPoint2DInt &vec ) const +inline wxDouble wxPoint2DDouble::GetDotProduct( const wxPoint2DDouble &vec ) const { - return ( m_x * vec.m_y - vec.m_x * m_y ) ; + return ( m_x * vec.m_x + m_y * vec.m_y ); } -inline wxPoint2DInt::operator wxPoint() const +inline wxDouble wxPoint2DDouble::GetCrossProduct( const wxPoint2DDouble &vec ) const { - return wxPoint( m_x, m_y); + return ( m_x * vec.m_y - vec.m_x * m_y ); } -inline wxPoint2DInt wxPoint2DInt::operator-() +inline wxPoint2DDouble wxPoint2DDouble::operator-() { - return wxPoint2DInt( -m_x, -m_y); + return wxPoint2DDouble( -m_x, -m_y); } -inline wxPoint2DInt& wxPoint2DInt::operator=(const wxPoint2DInt& pt) +inline wxPoint2DDouble& wxPoint2DDouble::operator=(const wxPoint2DDouble& pt) { - m_x = pt.m_x ; - m_y = pt.m_y; - return *this ; + if (this != &pt) + { + m_x = pt.m_x; + m_y = pt.m_y; + } + return *this; } -inline wxPoint2DInt& wxPoint2DInt::operator+=(const wxPoint2DInt& pt) +inline wxPoint2DDouble& wxPoint2DDouble::operator+=(const wxPoint2DDouble& pt) { - m_x = m_x + pt.m_x ; + m_x = m_x + pt.m_x; m_y = m_y + pt.m_y; - return *this ; + return *this; } -inline wxPoint2DInt& wxPoint2DInt::operator-=(const wxPoint2DInt& pt) +inline wxPoint2DDouble& wxPoint2DDouble::operator-=(const wxPoint2DDouble& pt) { - m_x = m_x - pt.m_x ; + m_x = m_x - pt.m_x; m_y = m_y - pt.m_y; - return *this ; + return *this; } -inline wxPoint2DInt& wxPoint2DInt::operator*=(const wxPoint2DInt& pt) +inline wxPoint2DDouble& wxPoint2DDouble::operator*=(const wxPoint2DDouble& pt) { - m_x = m_x + pt.m_x ; - m_y = m_y + pt.m_y; - return *this ; + m_x = m_x * pt.m_x; + m_y = m_y * pt.m_y; + return *this; } -inline wxPoint2DInt& wxPoint2DInt::operator/=(const wxPoint2DInt& pt) +inline wxPoint2DDouble& wxPoint2DDouble::operator/=(const wxPoint2DDouble& pt) { - m_x = m_x - pt.m_x ; - m_y = m_y - pt.m_y; - return *this ; + m_x = m_x / pt.m_x; + m_y = m_y / pt.m_y; + return *this; } -inline bool wxPoint2DInt::operator==(const wxPoint2DInt& pt) const +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 wxPoint2DInt::operator!=(const wxPoint2DInt& pt) const +inline bool wxPoint2DDouble::operator!=(const wxPoint2DDouble& pt) const { - return m_x != pt.m_x || m_y != pt.m_y; + return !(*this == pt); } -inline wxPoint2DInt operator+(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2) +inline wxPoint2DDouble operator+(const wxPoint2DDouble& pt1 , const wxPoint2DDouble& pt2) { - return wxPoint2DInt( pt1.m_x + pt2.m_x , pt1.m_y + pt2.m_y ) ; + return wxPoint2DDouble( pt1.m_x + pt2.m_x , pt1.m_y + pt2.m_y ); } -inline wxPoint2DInt operator-(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2) +inline wxPoint2DDouble operator-(const wxPoint2DDouble& pt1 , const wxPoint2DDouble& pt2) { - return wxPoint2DInt( pt1.m_x - pt2.m_x , pt1.m_y - pt2.m_y ) ; + return wxPoint2DDouble( pt1.m_x - pt2.m_x , pt1.m_y - pt2.m_y ); } -inline wxPoint2DInt operator*(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2) +inline wxPoint2DDouble operator*(const wxPoint2DDouble& pt1 , const wxPoint2DDouble& pt2) { - return wxPoint2DInt( pt1.m_x * pt2.m_x , pt1.m_y * pt2.m_y ) ; + return wxPoint2DDouble( pt1.m_x * pt2.m_x , pt1.m_y * pt2.m_y ); } -inline wxPoint2DInt operator*(wxInt32 n , const wxPoint2DInt& pt) +inline wxPoint2DDouble operator*(wxDouble n , const wxPoint2DDouble& pt) { - return wxPoint2DInt( pt.m_x * n , pt.m_y * n ) ; + return wxPoint2DDouble( pt.m_x * n , pt.m_y * n ); } -inline wxPoint2DInt operator*(wxDouble n , const wxPoint2DInt& pt) +inline wxPoint2DDouble operator*(wxInt32 n , const wxPoint2DDouble& pt) { - return wxPoint2DInt( (int) (pt.m_x * n) , (int) (pt.m_y * n) ) ; + return wxPoint2DDouble( pt.m_x * n , pt.m_y * n ); } -inline wxPoint2DInt operator*(const wxPoint2DInt& pt , wxInt32 n) +inline wxPoint2DDouble operator*(const wxPoint2DDouble& pt , wxDouble n) { - return wxPoint2DInt( pt.m_x * n , pt.m_y * n ) ; + return wxPoint2DDouble( pt.m_x * n , pt.m_y * n ); } -inline wxPoint2DInt operator*(const wxPoint2DInt& pt , wxDouble n) +inline wxPoint2DDouble operator*(const wxPoint2DDouble& pt , wxInt32 n) { - return wxPoint2DInt( (int) (pt.m_x * n) , (int) (pt.m_y * n) ) ; + return wxPoint2DDouble( pt.m_x * n , pt.m_y * n ); } -inline wxPoint2DInt operator/(const wxPoint2DInt& pt1 , const wxPoint2DInt& pt2) +inline wxPoint2DDouble operator/(const wxPoint2DDouble& pt1 , const wxPoint2DDouble& pt2) { - return wxPoint2DInt( pt1.m_x / pt2.m_x , pt1.m_y / pt2.m_y ) ; + return wxPoint2DDouble( pt1.m_x / pt2.m_x , pt1.m_y / pt2.m_y ); } -inline wxPoint2DInt operator/(const wxPoint2DInt& pt , wxInt32 n) +inline wxPoint2DDouble operator/(const wxPoint2DDouble& pt , wxDouble n) { - return wxPoint2DInt( pt.m_x / n , pt.m_y / n ) ; + return wxPoint2DDouble( pt.m_x / n , pt.m_y / n ); } -inline wxPoint2DInt operator/(const wxPoint2DInt& pt , wxDouble n) +inline wxPoint2DDouble operator/(const wxPoint2DDouble& pt , wxInt32 n) { - return wxPoint2DInt( (int) (pt.m_x / n) , (int) (pt.m_y / n) ) ; + return wxPoint2DDouble( pt.m_x / n , 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 wxRect2DDouble +{ +public: + wxRect2DDouble() + { m_x = m_y = m_width = m_height = 0; } + wxRect2DDouble(wxDouble x, wxDouble y, wxDouble w, wxDouble h) + { m_x = x; m_y = y; m_width = w; m_height = h; } +/* + wxRect2DDouble(const wxPoint2DDouble& topLeft, const wxPoint2DDouble& bottomRight); + wxRect2DDouble(const wxPoint2DDouble& pos, const wxSize& size); + wxRect2DDouble(const wxRect2DDouble& rect); +*/ + // single attribute accessors + + inline wxPoint2DDouble GetPosition() + { return wxPoint2DDouble(m_x, m_y); } + 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 + + inline wxDouble GetLeft() const { return m_x; } + inline void SetLeft( wxDouble n ) { m_width += m_x - n; m_x = n; } + inline void MoveLeftTo( wxDouble n ) { m_x = n; } + inline wxDouble GetTop() const { return m_y; } + inline void SetTop( wxDouble n ) { m_height += m_y - n; m_y = n; } + inline void MoveTopTo( wxDouble n ) { m_y = n; } + inline wxDouble GetBottom() const { return m_y + m_height; } + inline void SetBottom( wxDouble n ) { m_height += n - (m_y+m_height);} + inline void MoveBottomTo( wxDouble n ) { m_y = n - m_height; } + inline wxDouble GetRight() const { return m_x + m_width; } + inline void SetRight( wxDouble n ) { m_width += n - (m_x+m_width) ; } + inline void MoveRightTo( wxDouble n ) { m_x = n - m_width; } + + inline wxPoint2DDouble GetLeftTop() const + { return wxPoint2DDouble( m_x , m_y ); } + inline void SetLeftTop( const wxPoint2DDouble &pt ) + { m_width += m_x - pt.m_x; m_height += m_y - pt.m_y; m_x = pt.m_x; m_y = pt.m_y; } + inline void MoveLeftTopTo( const wxPoint2DDouble &pt ) + { m_x = pt.m_x; m_y = pt.m_y; } + inline wxPoint2DDouble GetLeftBottom() const + { return wxPoint2DDouble( m_x , m_y + m_height ); } + inline void SetLeftBottom( const wxPoint2DDouble &pt ) + { m_width += m_x - pt.m_x; m_height += pt.m_y - (m_y+m_height) ; m_x = pt.m_x; } + inline void MoveLeftBottomTo( const wxPoint2DDouble &pt ) + { m_x = pt.m_x; m_y = pt.m_y - m_height; } + inline wxPoint2DDouble GetRightTop() const + { return wxPoint2DDouble( m_x+m_width , m_y ); } + inline void SetRightTop( const wxPoint2DDouble &pt ) + { m_width += pt.m_x - ( m_x + m_width ); m_height += m_y - pt.m_y; m_y = pt.m_y; } + inline void MoveRightTopTo( const wxPoint2DDouble &pt ) + { m_x = pt.m_x - m_width; m_y = pt.m_y; } + inline wxPoint2DDouble GetRightBottom() const + { return wxPoint2DDouble( m_x+m_width , m_y + m_height ); } + inline void SetRightBottom( const wxPoint2DDouble &pt ) + { m_width += pt.m_x - ( m_x + m_width ); m_height += pt.m_y - (m_y+m_height);} + inline void MoveRightBottomTo( const wxPoint2DDouble &pt ) + { m_x = pt.m_x - m_width; m_y = pt.m_y - m_height; } + inline wxPoint2DDouble GetCentre() const + { return wxPoint2DDouble( m_x+m_width/2 , m_y+m_height/2 ); } + inline void SetCentre( const wxPoint2DDouble &pt ) + { 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 + { 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 wxPoint2DDouble &pt) const + { return GetOutCode(pt) ; } + inline bool Contains( const wxPoint2DDouble &pt ) const + { 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; } + inline bool HaveEqualSize( const wxRect2DDouble &rect ) const + { 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; } + inline void Inset( wxDouble left , wxDouble top ,wxDouble right , wxDouble bottom ) + { m_x += left; m_y += top; m_width -= left + right; m_height -= top + bottom;} + inline void Offset( const wxPoint2DDouble &pt ) + { m_x += pt.m_x; m_y += pt.m_y; } + + void ConstrainTo( const wxRect2DDouble &rect ); + + inline wxPoint2DDouble Interpolate( wxInt32 widthfactor , wxInt32 heightfactor ) + { return wxPoint2DDouble( m_x + m_width * widthfactor , m_y + m_height * heightfactor ); } + + static void Intersect( const wxRect2DDouble &src1 , const wxRect2DDouble &src2 , wxRect2DDouble *dest ); + inline void Intersect( const wxRect2DDouble &otherRect ) + { Intersect( *this , otherRect , this ); } + inline wxRect2DDouble CreateIntersection( const wxRect2DDouble &otherRect ) const + { wxRect2DDouble result; Intersect( *this , otherRect , &result); return result; } + bool Intersects( const wxRect2DDouble &rect ) const; + + static void Union( const wxRect2DDouble &src1 , const wxRect2DDouble &src2 , wxRect2DDouble *dest ); + void Union( const wxRect2DDouble &otherRect ) + { Union( *this , otherRect , this ); } + void Union( const wxPoint2DDouble &pt ); + inline wxRect2DDouble CreateUnion( const wxRect2DDouble &otherRect ) const + { wxRect2DDouble result; Union( *this , otherRect , &result); return result; } + + inline void Scale( wxDouble f ) + { m_x *= f; m_y *= f; m_width *= f; m_height *= f;} + inline void Scale( wxInt32 num , wxInt32 denum ) + { 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); + 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; + wxDouble m_width; + wxDouble m_height; +}; + + +// 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 WXDLLIMPEXP_CORE wxRect2DInt { public: - wxRect2DInt() { m_x = m_y = m_width = m_height = 0 ; } - wxRect2DInt(wxInt32 x, wxInt32 y, wxInt32 w, wxInt32 h) { m_x = x ; m_y = y ; m_width = w ; m_height = h ; } + 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); inline wxRect2DInt(const wxRect2DInt& rect); @@ -651,130 +665,154 @@ public: // position whenever sensible, the Move.. functions keep the size of the rect and move the other corners apropriately inline wxInt32 GetLeft() const { return m_x; } - inline void SetLeft( wxInt32 n ) { m_width += m_x - n ; m_x = n ; } - inline void MoveLeftTo( wxInt32 n ) { m_x = n ; } + inline void SetLeft( wxInt32 n ) { m_width += m_x - n; m_x = n; } + inline void MoveLeftTo( wxInt32 n ) { m_x = n; } inline wxInt32 GetTop() const { return m_y; } - inline void SetTop( wxInt32 n ) { m_height += m_y - n ; m_y = n ; } - inline void MoveTopTo( wxInt32 n ) { m_y = n ; } + inline void SetTop( wxInt32 n ) { m_height += m_y - n; m_y = n; } + inline void MoveTopTo( wxInt32 n ) { m_y = n; } inline wxInt32 GetBottom() const { return m_y + m_height; } - inline void SetBottom( wxInt32 n ) { m_height += n - (m_y+m_height) ;} - inline void MoveBottomTo( wxInt32 n ) { m_y = n - m_height ; } + inline void SetBottom( wxInt32 n ) { m_height += n - (m_y+m_height);} + inline void MoveBottomTo( wxInt32 n ) { m_y = n - m_height; } inline wxInt32 GetRight() const { return m_x + m_width; } - inline void SetRight( wxInt32 n ) { m_width += n - (m_x+m_width) ; } - inline void MoveRightTo( wxInt32 n ) { m_x = n - m_width ; } - - inline wxPoint2DInt GetLeftTop() const { return wxPoint2DInt( m_x , m_y ) ; } - inline void SetLeftTop( const wxPoint2DInt &pt ) { m_width += m_x - pt.m_x ; m_height += m_y - pt.m_y ; m_x = pt.m_x ; m_y = pt.m_y ; } - inline void MoveLeftTopTo( const wxPoint2DInt &pt ) { m_x = pt.m_x ; m_y = pt.m_y ; } - inline wxPoint2DInt GetLeftBottom() const { return wxPoint2DInt( m_x , m_y + m_height ) ; } - inline void SetLeftBottom( const wxPoint2DInt &pt ) { m_width += m_x - pt.m_x ; m_height += pt.m_y - (m_y+m_height) ; m_x = pt.m_x ; } - inline void MoveLeftBottomTo( const wxPoint2DInt &pt ) { m_x = pt.m_x ; m_y = pt.m_y - m_height; } - inline wxPoint2DInt GetRightTop() const { return wxPoint2DInt( m_x+m_width , m_y ) ; } - inline void SetRightTop( const wxPoint2DInt &pt ) { m_width += pt.m_x - ( m_x + m_width ) ; m_height += m_y - pt.m_y ; m_y = pt.m_y ; } - inline void MoveRightTopTo( const wxPoint2DInt &pt ) { m_x = pt.m_x - m_width ; m_y = pt.m_y ; } - inline wxPoint2DInt GetRightBottom() const { return wxPoint2DInt( m_x+m_width , m_y + m_height ) ; } - inline void SetRightBottom( const wxPoint2DInt &pt ) { m_width += pt.m_x - ( m_x + m_width ) ; m_height += pt.m_y - (m_y+m_height) ;} - inline void MoveRightBottomTo( const wxPoint2DInt &pt ) { m_x = pt.m_x - m_width ; m_y = pt.m_y - m_height; } - 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 void SetRight( wxInt32 n ) { m_width += n - (m_x+m_width) ; } + inline void MoveRightTo( wxInt32 n ) { m_x = n - m_width; } + + inline wxPoint2DInt GetLeftTop() const { return wxPoint2DInt( m_x , m_y ); } + inline void SetLeftTop( const wxPoint2DInt &pt ) { m_width += m_x - pt.m_x; m_height += m_y - pt.m_y; m_x = pt.m_x; m_y = pt.m_y; } + inline void MoveLeftTopTo( const wxPoint2DInt &pt ) { m_x = pt.m_x; m_y = pt.m_y; } + inline wxPoint2DInt GetLeftBottom() const { return wxPoint2DInt( m_x , m_y + m_height ); } + inline void SetLeftBottom( const wxPoint2DInt &pt ) { m_width += m_x - pt.m_x; m_height += pt.m_y - (m_y+m_height) ; m_x = pt.m_x; } + inline void MoveLeftBottomTo( const wxPoint2DInt &pt ) { m_x = pt.m_x; m_y = pt.m_y - m_height; } + inline wxPoint2DInt GetRightTop() const { return wxPoint2DInt( m_x+m_width , m_y ); } + inline void SetRightTop( const wxPoint2DInt &pt ) { m_width += pt.m_x - ( m_x + m_width ); m_height += m_y - pt.m_y; m_y = pt.m_y; } + inline void MoveRightTopTo( const wxPoint2DInt &pt ) { m_x = pt.m_x - m_width; m_y = pt.m_y; } + inline wxPoint2DInt GetRightBottom() const { return wxPoint2DInt( m_x+m_width , m_y + m_height ); } + inline void SetRightBottom( const wxPoint2DInt &pt ) { m_width += pt.m_x - ( m_x + m_width ); m_height += pt.m_y - (m_y+m_height);} + inline void MoveRightBottomTo( const wxPoint2DInt &pt ) { m_x = pt.m_x - m_width; m_y = pt.m_y - m_height; } + 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 { 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 )) ; } + ( ( 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 ) ) ) ; } + ( ( 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 wxRect2DInt &rect ) const - { return ( rect.m_width == m_width && rect.m_height == m_height ) ; } + { return ( rect.m_width == m_width && rect.m_height == m_height ); } - inline void Inset( wxInt32 x , wxInt32 y ) { m_x += x ; m_y += y ; m_width -= 2 * x ; m_height -= 2 * y ; } + inline void Inset( wxInt32 x , wxInt32 y ) { m_x += x; m_y += y; m_width -= 2 * x; m_height -= 2 * y; } inline void Inset( wxInt32 left , wxInt32 top ,wxInt32 right , wxInt32 bottom ) - { m_x += left ; m_y += top ; m_width -= left + right ; m_height -= top + bottom ;} - inline void Offset( const wxPoint2DInt &pt ) { m_x += pt.m_x ; m_y += pt.m_y ; } - void ConstrainTo( const wxRect2DInt &rect ) ; - inline wxPoint2DInt Interpolate( wxInt32 widthfactor , wxInt32 heightfactor ) { return wxPoint2DInt( m_x + m_width * widthfactor , m_y + m_height * heightfactor ) ; } - - static void Intersect( const wxRect2DInt &src1 , const wxRect2DInt &src2 , wxRect2DInt *dest ) ; - inline void Intersect( const wxRect2DInt &otherRect ) { Intersect( *this , otherRect , this ) ; } - inline wxRect2DInt CreateIntersection( const wxRect2DInt &otherRect ) const { wxRect2DInt result ; Intersect( *this , otherRect , &result) ; return result ; } - bool Intersects( const wxRect2DInt &rect ) const ; - - static void Union( const wxRect2DInt &src1 , const wxRect2DInt &src2 , wxRect2DInt *dest ) ; - void Union( const wxRect2DInt &otherRect ) { Union( *this , otherRect , this ) ; } - void Union( const wxPoint2DInt &pt ) ; - inline wxRect2DInt CreateUnion( const wxRect2DInt &otherRect ) const { wxRect2DInt result ; Union( *this , otherRect , &result) ; return result ; } - - inline void Scale( wxInt32 f ) { m_x *= f ; m_y *= f ; m_width *= f ; m_height *= f ;} + { m_x += left; m_y += top; m_width -= left + right; m_height -= top + bottom;} + inline void Offset( const wxPoint2DInt &pt ) { m_x += pt.m_x; m_y += pt.m_y; } + void ConstrainTo( const wxRect2DInt &rect ); + inline wxPoint2DInt Interpolate( wxInt32 widthfactor , wxInt32 heightfactor ) { return wxPoint2DInt( m_x + m_width * widthfactor , m_y + m_height * heightfactor ); } + + static void Intersect( const wxRect2DInt &src1 , const wxRect2DInt &src2 , wxRect2DInt *dest ); + inline void Intersect( const wxRect2DInt &otherRect ) { Intersect( *this , otherRect , this ); } + inline wxRect2DInt CreateIntersection( const wxRect2DInt &otherRect ) const { wxRect2DInt result; Intersect( *this , otherRect , &result); return result; } + bool Intersects( const wxRect2DInt &rect ) const; + + static void Union( const wxRect2DInt &src1 , const wxRect2DInt &src2 , wxRect2DInt *dest ); + void Union( const wxRect2DInt &otherRect ) { Union( *this , otherRect , this ); } + void Union( const wxPoint2DInt &pt ); + inline wxRect2DInt CreateUnion( const wxRect2DInt &otherRect ) const { wxRect2DInt result; Union( *this , otherRect , &result); return result; } + + inline void Scale( wxInt32 f ) { m_x *= f; m_y *= f; m_width *= f; m_height *= f;} inline void Scale( wxInt32 num , wxInt32 denum ) - { m_x *= ((wxInt32)num)/((wxInt32)denum) ; m_y *= ((wxInt32)num)/((wxInt32)denum) ; - m_width *= ((wxInt32)num)/((wxInt32)denum) ; m_height *= ((wxInt32)num)/((wxInt32)denum) ;} + { m_x *= ((wxInt32)num)/((wxInt32)denum); m_y *= ((wxInt32)num)/((wxInt32)denum); + 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); - - void WriteTo( wxDataOutputStream &stream ) const ; - void ReadFrom( wxDataInputStream &stream ) ; - - wxInt32 m_x ; - wxInt32 m_y ; - wxInt32 m_width; - wxInt32 m_height; + bool operator == (const wxRect2DInt& rect) const; + bool operator != (const wxRect2DInt& rect) const; + +#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; }; inline wxRect2DInt::wxRect2DInt( const wxRect2DInt &r ) { - m_x = r.m_x ; - m_y = r.m_y ; - m_width = r.m_width ; - m_height = r.m_height ; + m_x = r.m_x; + m_y = r.m_y; + m_width = r.m_width; + m_height = r.m_height; } inline wxRect2DInt::wxRect2DInt( const wxPoint2DInt &a , const wxPoint2DInt &b) { - m_x = wxMin( a.m_x , b.m_x ) ; - m_y = wxMin( a.m_y , b.m_y ) ; - m_width = abs( a.m_x - b.m_x ) ; - m_height = abs( a.m_y - b.m_y ) ; + m_x = wxMin( a.m_x , b.m_x ); + m_y = wxMin( a.m_y , b.m_y ); + m_width = abs( a.m_x - b.m_x ); + m_height = abs( a.m_y - b.m_y ); +} + +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 wxTransform2D { public : - virtual void Transform( wxPoint2DInt* pt )const = 0 ; - virtual void Transform( wxRect2DInt* r ) const ; - virtual wxPoint2DInt Transform( const wxPoint2DInt &pt ) const ; - virtual wxRect2DInt Transform( const wxRect2DInt &r ) const ; + virtual ~wxTransform2D() { } + virtual void Transform( wxPoint2DInt* pt )const = 0; + virtual void Transform( wxRect2DInt* r ) const; + virtual wxPoint2DInt Transform( const wxPoint2DInt &pt ) const; + virtual wxRect2DInt Transform( const wxRect2DInt &r ) const ; virtual void InverseTransform( wxPoint2DInt* pt ) const = 0; - virtual void InverseTransform( wxRect2DInt* r ) const ; - virtual wxPoint2DInt InverseTransform( const wxPoint2DInt &pt ) const ; - virtual wxRect2DInt InverseTransform( const wxRect2DInt &r ) const ; -} ; + virtual void InverseTransform( wxRect2DInt* r ) const ; + virtual wxPoint2DInt InverseTransform( const wxPoint2DInt &pt ) const ; + 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 ) ; } + { 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 ; } + { wxPoint2DInt res = pt; Transform( &res ); return res; } inline wxRect2DInt wxTransform2D::Transform( const wxRect2DInt &r ) const -{ wxRect2DInt res = r ; Transform( &res ) ; return res ; } + { 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 ) ; } + { 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 ; } + { wxPoint2DInt res = pt; InverseTransform( &res ); return res; } inline wxRect2DInt wxTransform2D::InverseTransform( const wxRect2DInt &r ) const -{ wxRect2DInt res = r ; InverseTransform( &res ) ; return res ; } + { wxRect2DInt res = r; InverseTransform( &res ); return res; } #endif // wxUSE_GEOMETRY