| //===========================================================================// |
| // Purpose : Declaration and inline definitions for a TGS_Line geometric |
| // shape 2D line class. |
| // |
| // Inline methods include: |
| // - GetDx, GetDy |
| // |
| //===========================================================================// |
| |
| //---------------------------------------------------------------------------// |
| // Copyright (C) 2012-2013 Jeff Rudolph, Texas Instruments (jrudolph@ti.com) // |
| // // |
| // Permission is hereby granted, free of charge, to any person obtaining a // |
| // copy of this software and associated documentation files (the "Software"),// |
| // to deal in the Software without restriction, including without limitation // |
| // the rights to use, copy, modify, merge, publish, distribute, sublicense, // |
| // and/or sell copies of the Software, and to permit persons to whom the // |
| // Software is furnished to do so, subject to the following conditions: // |
| // // |
| // The above copyright notice and this permission notice shall be included // |
| // in all copies or substantial portions of the Software. // |
| // // |
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS // |
| // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF // |
| // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN // |
| // NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, // |
| // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR // |
| // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE // |
| // USE OR OTHER DEALINGS IN THE SOFTWARE. // |
| //---------------------------------------------------------------------------// |
| |
| #ifndef TGS_LINE_H |
| #define TGS_LINE_H |
| |
| #include <cstdio> |
| #include <cmath> |
| using namespace std; |
| |
| #include "TGS_Typedefs.h" |
| #include "TGS_Point.h" |
| |
| //===========================================================================// |
| // Purpose : Class declaration |
| // Author : Jeff Rudolph |
| //---------------------------------------------------------------------------// |
| // Version history |
| // 05/20/12 jeffr : Original |
| //===========================================================================// |
| class TGS_Line_c |
| { |
| public: |
| |
| TGS_Line_c( void ); |
| TGS_Line_c( double x1, double y1, double x2, double y2, int z, |
| TGS_SnapMode_t snap = TGS_SNAP_UNDEFINED ); |
| TGS_Line_c( double x1, double y1, double x2, double y2, |
| TGS_SnapMode_t snap = TGS_SNAP_UNDEFINED ); |
| TGS_Line_c( const TGS_Point_c& beginPoint, |
| const TGS_Point_c& endPoint, |
| int z, |
| TGS_SnapMode_t snap = TGS_SNAP_UNDEFINED ); |
| TGS_Line_c( const TGS_Point_c& beginPoint, |
| const TGS_Point_c& endPoint, |
| TGS_SnapMode_t snap = TGS_SNAP_UNDEFINED ); |
| TGS_Line_c( const TGS_Line_c& line, |
| TGS_SnapMode_t snap = TGS_SNAP_UNDEFINED ); |
| ~TGS_Line_c( void ); |
| |
| TGS_Line_c& operator=( const TGS_Line_c& line ); |
| bool operator==( const TGS_Line_c& line ) const; |
| bool operator!=( const TGS_Line_c& line ) const; |
| |
| void Print( FILE* pfile = stdout, size_t spaceLen = 0 ) const; |
| |
| void ExtractString( string* psrLine, |
| size_t precision = SIZE_MAX ) const; |
| |
| void Set( double x1, double y1, double x2, double y2, int z, |
| TGS_SnapMode_t snap = TGS_SNAP_UNDEFINED ); |
| void Set( double x1, double y1, double x2, double y2, |
| TGS_SnapMode_t snap = TGS_SNAP_UNDEFINED ); |
| void Set( const TGS_Point_c& beginPoint, |
| const TGS_Point_c& endPoint, |
| int z, |
| TGS_SnapMode_t snap = TGS_SNAP_UNDEFINED ); |
| void Set( const TGS_Point_c& beginPoint, |
| const TGS_Point_c& endPoint, |
| TGS_SnapMode_t snap = TGS_SNAP_UNDEFINED ); |
| void Set( const TGS_Line_c& line, |
| TGS_SnapMode_t snap = TGS_SNAP_UNDEFINED ); |
| void Reset( void ); |
| |
| TGS_Point_c GetBeginPoint( TGS_SnapMode_t snap = TGS_SNAP_UNDEFINED ) const; |
| TGS_Point_c GetEndPoint( TGS_SnapMode_t snap = TGS_SNAP_UNDEFINED ) const; |
| |
| double GetDx( void ) const; |
| double GetDy( void ) const; |
| |
| void ExtendLength( double length, |
| TGS_SnapMode_t snap = TGS_SNAP_UNDEFINED ); |
| void ExtendLength( double length, |
| TGS_OrientMode_t orient, |
| TGS_SnapMode_t snap = TGS_SNAP_UNDEFINED ); |
| void ExtendLength( double begin, double end, |
| TGS_SnapMode_t snap = TGS_SNAP_UNDEFINED ); |
| void ExtendLength( double begin, double end, |
| TGS_OrientMode_t orient, |
| TGS_SnapMode_t snap = TGS_SNAP_UNDEFINED ); |
| void ExtendLength( const TGS_Line_c& line, |
| TGS_SnapMode_t snap = TGS_SNAP_UNDEFINED ); |
| |
| void ReduceLength( double begin, double end, |
| TGS_SnapMode_t snap = TGS_SNAP_UNDEFINED ); |
| void ReduceLength( double begin, double end, |
| TGS_OrientMode_t orient, |
| TGS_SnapMode_t snap = TGS_SNAP_UNDEFINED ); |
| |
| double FindLength( void ) const; |
| |
| TGS_Point_c FindCenter( TGS_SnapMode_t snap = TGS_SNAP_UNDEFINED ) const; |
| |
| TGS_OrientMode_t FindOrient( void ) const; |
| |
| double FindDistance( const TGS_Line_c& refLine ) const; |
| double FindDistance( const TGS_Point_c& refPoint ) const; |
| |
| void FindNearest( const TGS_Line_c& refLine, |
| TGS_Point_c* prefNearestPoint = 0, |
| TGS_Point_c* pthisNearestPoint = 0 ) const; |
| void FindNearest( const TGS_Point_c& refPoint, |
| TGS_Point_c* pthisNearestPoint = 0 ) const; |
| |
| void FindIntersect( const TGS_Line_c& refLine, |
| TGS_Point_c* pthisIntersectPoint = 0 ) const; |
| |
| void ApplyScale( double scale ); |
| |
| void ApplyUnion( const TGS_Line_c& line ); |
| void ApplyUnion( double begin, double end ); |
| |
| void ApplyIntersect( const TGS_Line_c& line ); |
| void ApplyIntersect( double begin, double end ); |
| |
| void ApplyNormalize( void ); |
| |
| int CrossProduct( const TGS_Point_c& refPoint ) const; |
| |
| bool IsConnected( const TGS_Line_c& line ) const; |
| |
| bool IsIntersecting( const TGS_Line_c& line, |
| TGS_Point_c* ppoint = 0 ) const; |
| bool IsIntersecting( const TGS_Point_c& point ) const; |
| |
| bool IsOverlapping( const TGS_Line_c& line ) const; |
| bool IsOverlapping( const TGS_Point_c& point ) const; |
| |
| bool IsWithin( const TGS_Line_c& line ) const; |
| |
| bool IsParallel( const TGS_Line_c& line ) const; |
| bool IsExtension( const TGS_Line_c& line ) const; |
| |
| bool IsLeft( void ) const; |
| bool IsRight( void ) const; |
| bool IsLower( void ) const; |
| bool IsUpper( void ) const; |
| |
| bool IsLowerLeft( void ) const; |
| bool IsLowerRight( void ) const; |
| bool IsUpperLeft( void ) const; |
| bool IsUpperRight( void ) const; |
| |
| bool IsOrthogonal( void ) const; |
| bool IsHorizontal( void ) const; |
| bool IsVertical( void ) const; |
| |
| bool IsValid( void ) const; |
| |
| public: |
| |
| double x1; |
| double y1; |
| double x2; |
| double y2; |
| int z; |
| }; |
| |
| //===========================================================================// |
| // Purpose : Class inline definition(s) |
| // Author : Jeff Rudolph |
| //---------------------------------------------------------------------------// |
| // Version history |
| // 05/20/12 jeffr : Original |
| //===========================================================================// |
| inline double TGS_Line_c::GetDx( |
| void ) const |
| { |
| return( fabs( this->x1 - this->x2 )); |
| } |
| |
| //===========================================================================// |
| inline double TGS_Line_c::GetDy( |
| void ) const |
| { |
| return( fabs( this->y1 - this->y2 )); |
| } |
| |
| #endif |
