vsol_line_2d Class Reference

#include <vsol_line_2d.h>

Inheritance diagram for vsol_line_2d:

List of all members.

Public Types
enum	vsol_spatial_object_2d_type {   SPATIAL_NO_TYPE = 0, TOPOLOGYOBJECT, POINT, CURVE,   REGION, SPATIALGROUP, VOLUME, NUM_SPATIALOBJECT_TYPES }
Public Member Functions
	vsol_line_2d ()
	Default Constructor.
	vsol_line_2d (vgl_vector_2d< double > const &new_direction, const vsol_point_2d_sptr &new_middle)
	Constructor from the direction and the middle point.
	vsol_line_2d (vgl_vector_2d< double > const &new_direction, const vgl_point_2d< double > &new_middle)
	Constructor from the direction and the middle point.
	vsol_line_2d (vsol_point_2d_sptr const &new_p0, vsol_point_2d_sptr const &new_p1)
	Constructor from the first and the last point of the straight line.
	vsol_line_2d (vgl_point_2d< double > const &p0, vgl_point_2d< double > const &p1)
	Constructor from two vgl_point_2d (end points).
	vsol_line_2d (vgl_line_segment_2d< double > const &l)
	Constructor from a vgl_line_segment_2d.
	vsol_line_2d (vsol_line_2d const &other)
	Copy constructor.
virtual	~vsol_line_2d ()
	Destructor.
virtual vsol_line_2d const *	cast_to_line () const
	Return `this' if `this' is a line_2d, 0 otherwise.
virtual vsol_line_2d *	cast_to_line ()
virtual vsol_spatial_object_2d *	clone () const
	Clone `this': creation of a new object and initialization.
vsol_point_2d_sptr	middle () const
	Middle point of the straight line segment.
vgl_vector_2d< double >	direction () const
	direction of the straight line segment.
virtual vsol_point_2d_sptr	p0 () const
	First point of the straight line segment.
virtual vsol_point_2d_sptr	p1 () const
	Last point of the straight line segment.
vgl_homg_line_2d< double >	vgl_hline_2d () const
	Get an unbounded vgl_homg_line_2d.
vgl_line_segment_2d< double >	vgl_seg_2d () const
	Get a vgl_line_segment_2d.
virtual bool	operator== (vsol_line_2d const &other) const
	Has `this' the same points than `other' ?.
virtual bool	operator== (vsol_spatial_object_2d const &obj) const
	spatial object equality.
bool	operator!= (vsol_line_2d const &o) const
	Has `this' not the same points than `other' ?.
virtual void	compute_bounding_box () const
	Compute the bounding box of `this'.
virtual double	length () const
	Return the length of `this'.
double	tangent_angle () const
	Return the tangent angle (in degrees) of `this'. 0<angle<360.
virtual void	set_p0 (vsol_point_2d_sptr const &new_p0)
	Set the first point of the straight line segment.
virtual void	set_p1 (vsol_point_2d_sptr const &new_p1)
	Set the last point of the straight line segment.
void	set_length (const double new_length)
	Set the length of `this'. Doesn't change middle point and orientation.
virtual bool	in (vsol_point_2d_sptr const &p) const
	Is `p' in `this' ?.
virtual vgl_homg_line_2d < double > *	tangent_at_point (vsol_point_2d_sptr const &p) const
	Return the tangent to `this' at `p'. Has to be deleted manually.
void	b_write (vsl_b_ostream &os) const
	Binary save self to stream.
void	b_read (vsl_b_istream &is)
	Binary load self from stream.
short	version () const
	Return IO version number;.
void	print_summary (vcl_ostream &os) const
	Print an ascii summary to the stream.
virtual vcl_string	is_a () const
	Return a platform independent string identifying the class.
virtual bool	is_class (vcl_string const &cls) const
	Return true if the argument matches the string identifying the class or any parent class.
void	describe (vcl_ostream &strm, int blanking=0) const
	output description to stream.
vsol_spatial_object_2d_type	spatial_type () const
	return the spatial type.
virtual vsol_curve_2d *	cast_to_curve ()
	Return `this' if `this' is a curve, 0 otherwise.
virtual const vsol_curve_2d *	cast_to_curve () const
virtual dbsol_circ_arc_2d const *	cast_to_circ_arc () const
	Return `this' if `this' is a conic, 0 otherwise.
virtual dbsol_circ_arc_2d *	cast_to_circ_arc ()
virtual vsol_conic_2d const *	cast_to_conic () const
	Return `this' if `this' is a conic, 0 otherwise.
virtual vsol_conic_2d *	cast_to_conic ()
virtual vsol_polyline_2d const *	cast_to_polyline () const
	Return `this' if `this' is a polyline, 0 otherwise.
virtual vsol_polyline_2d *	cast_to_polyline ()
virtual vsol_digital_curve_2d const *	cast_to_digital_curve () const
	Return `this' if `this' is a digital_curve_2d, 0 otherwise.
virtual vsol_digital_curve_2d *	cast_to_digital_curve ()
virtual vdgl_digital_curve const *	cast_to_vdgl_digital_curve () const
	Return `this' if `this' is a vdgl_digital_curve, 0 otherwise.
virtual vdgl_digital_curve *	cast_to_vdgl_digital_curve ()
const char *	get_name () const
void	un_protect ()
	unprotect the object.
virtual void	print (vcl_ostream &strm=vcl_cout) const
bool	operator!= (vsol_spatial_object_2d const &obj)
vsol_box_2d_sptr	get_bounding_box () const
double	get_min_x () const
double	get_max_x () const
double	get_min_y () const
double	get_max_y () const
virtual vsol_spatial_object_2d *	cast_to_spatial_object ()
	The same behavior than dynamic_cast<>.
virtual vsol_spatial_object_2d const *	cast_to_spatial_object () const
virtual vtol_topology_object *	cast_to_topology_object ()
virtual vtol_topology_object const *	cast_to_topology_object () const
virtual vsol_spatial_object_2d *	cast_to_vsol_spatial_object ()
virtual vsol_spatial_object_2d const *	cast_to_vsol_spatial_object () const
virtual vsol_point_2d *	cast_to_point ()
virtual vsol_point_2d const *	cast_to_point () const
virtual vsol_region_2d *	cast_to_region ()
virtual vsol_region_2d const *	cast_to_region () const
virtual vsol_group_2d *	cast_to_group ()
virtual vsol_group_2d const *	cast_to_group () const
void	touch ()
unsigned long	get_time_stamp () const
bool	older (vul_timestamp const &t) const
bool	older (vul_timestamp const *t) const
void	ref ()
void	unref ()
int	get_references () const
bool	is_referenced () const
int	get_id () const
	get id of object.
void	set_id (int i)
	set id of object.
void	set_user_flag (unsigned int flag)
	set a flag for a spatial object; flag can be VSOL_FLAG[1-6].
bool	get_user_flag (unsigned int flag)
	check if a flag is set for a spatial object; flag can be VSOL_FLAG[1-6].
void	unset_user_flag (unsigned int flag)
	un-set a flag for a spatial object; flag can be VSOL_FLAG[1-6].
void	set_tagged_union_flag ()
	set the flag used by TAGGED_UNION.
bool	get_tagged_union_flag ()
	check if the flag used by TAGGED_UNION is set.
void	unset_tagged_union_flag ()
	un-set the flag used by TAGGED_UNION.
int	get_tag_id ()
void	set_tag_id (int id)
Static Public Attributes
static const char *	SpatialTypes []
static const float	eps = 1.0e-3f
Protected Types
enum	vsol_curve_2d_type {   CURVE_NO_TYPE = 0, LINE, CIRCULAR_ARC, CONIC,   POLYLINE, DIGITAL_CURVE, NUM_CURVE_TYPES }
Protected Member Functions
bool	endpoints_equal (const vsol_curve_2d &other) const
	Helper function to determine if curve endpoints are equal (in any order).
void	not_applicable (vcl_string const &message) const
void	empty_bounding_box () const
	make the bounding box empty; often first step in bounding box calculation.
void	set_bounding_box (vsol_box_2d_sptr const &box) const
	set the bounding box; to be used in bounding box calculation.
void	set_bounding_box (double x, double y) const
	set the bounding box to a single point, discarding the old bounding box.
void	add_to_bounding_box (double x, double y) const
	add a point to the bounding box and take the convex union.
void	add_to_bounding_box (vsol_box_2d_sptr const &box) const
	set the existing bounding box to the convex union of it with the given box.
void	grow_minmax_bounds (vsol_box_2d_sptr const &b) const
	grow to the largest dim. of this and box, i.e., take the convex union.
void	check_update_bounding_box () const
	Test consistency of bound.
Protected Attributes
unsigned long	timestamp_
unsigned int	tag_
int	id_
Static Protected Attributes
static int	tagcount_ = 0
Private Member Functions
virtual vsol_curve_2d_type	curve_type () const
	Return the curve type.
Private Attributes
vsol_point_2d_sptr	p0_
vsol_point_2d_sptr	p1_
Friends
vcl_ostream &	operator<< (vcl_ostream &, vsol_spatial_object_2d const &)
vcl_ostream &	operator<< (vcl_ostream &, vsol_spatial_object_2d const *)

---

Detailed Description

Definition at line 32 of file vsol_line_2d.h.

---

Member Enumeration Documentation

enum vsol_curve_2d::vsol_curve_2d_type [protected, inherited]

Enumerator:

CURVE_NO_TYPE
LINE
CIRCULAR_ARC
CONIC
POLYLINE
DIGITAL_CURVE
NUM_CURVE_TYPES

Definition at line 35 of file vsol_curve_2d.h.

enum vsol_spatial_object_2d::vsol_spatial_object_2d_type [inherited]

Enumerator:

SPATIAL_NO_TYPE
TOPOLOGYOBJECT
POINT
CURVE
REGION
SPATIALGROUP
VOLUME
NUM_SPATIALOBJECT_TYPES

Definition at line 66 of file vsol_spatial_object_2d.h.

---

Constructor & Destructor Documentation

vsol_line_2d::vsol_line_2d

(

)

Default Constructor.

Definition at line 23 of file vsol_line_2d.cxx.

vsol_line_2d::vsol_line_2d	(	vgl_vector_2d< double > const &	new_direction,
		const vsol_point_2d_sptr &	new_middle
	)

Constructor from the direction and the middle point.

Definition at line 32 of file vsol_line_2d.cxx.

vsol_line_2d::vsol_line_2d	(	vgl_vector_2d< double > const &	new_direction,
		const vgl_point_2d< double > &	new_middle
	)

Constructor from the direction and the middle point.

Definition at line 42 of file vsol_line_2d.cxx.

vsol_line_2d::vsol_line_2d	(	vsol_point_2d_sptr const &	new_p0,
		vsol_point_2d_sptr const &	new_p1
	)		[inline]

Constructor from the first and the last point of the straight line.

Definition at line 69 of file vsol_line_2d.h.

vsol_line_2d::vsol_line_2d	(	vgl_point_2d< double > const &	p0,
		vgl_point_2d< double > const &	p1
	)

Constructor from two vgl_point_2d (end points).

Definition at line 52 of file vsol_line_2d.cxx.

vsol_line_2d::vsol_line_2d

(

vgl_line_segment_2d< double > const &

l

)

Constructor from a vgl_line_segment_2d.

Constructor.

Definition at line 62 of file vsol_line_2d.cxx.

vsol_line_2d::vsol_line_2d

(

vsol_line_2d const &

other

)

[inline]

Copy constructor.

no duplication of the points

Definition at line 84 of file vsol_line_2d.h.

virtual vsol_line_2d::~vsol_line_2d

(

)

[inline, virtual]

Destructor.

Definition at line 89 of file vsol_line_2d.h.

---

Member Function Documentation

void vsol_spatial_object_2d::add_to_bounding_box	(	double	x,
		double	y
	)		const [protected, inherited]

add a point to the bounding box and take the convex union.

This is a "const" method since the bounding box is a "mutable" data member: calculating the bounding box does not change the object.

Definition at line 79 of file vsol_spatial_object_2d.cxx.

void vsol_spatial_object_2d::add_to_bounding_box

(

vsol_box_2d_sptr const &

box

)

const [protected, inherited]

set the existing bounding box to the convex union of it with the given box.

Definition at line 84 of file vsol_spatial_object_2d.cxx.

void vsol_line_2d::b_read

(

vsl_b_istream &

is

)

[virtual]

Binary load self from stream.

Binary load self from stream. (not typically used).

Reimplemented from vsol_spatial_object_2d.

Definition at line 265 of file vsol_line_2d.cxx.

void vsol_line_2d::b_write

(

vsl_b_ostream &

os

)

const [virtual]

Binary save self to stream.

Reimplemented from vsol_spatial_object_2d.

Definition at line 256 of file vsol_line_2d.cxx.

virtual dbsol_circ_arc_2d const* vsol_curve_2d::cast_to_circ_arc

(

)

const [inline, virtual, inherited]

Return `this' if `this' is a conic, 0 otherwise.

Definition at line 89 of file vsol_curve_2d.h.

virtual dbsol_circ_arc_2d* vsol_curve_2d::cast_to_circ_arc

(

)

[inline, virtual, inherited]

Definition at line 90 of file vsol_curve_2d.h.

virtual vsol_conic_2d const* vsol_curve_2d::cast_to_conic

(

)

const [inline, virtual, inherited]

Return `this' if `this' is a conic, 0 otherwise.

Reimplemented in vsol_conic_2d.

Definition at line 95 of file vsol_curve_2d.h.

virtual vsol_conic_2d* vsol_curve_2d::cast_to_conic

(

)

[inline, virtual, inherited]

Reimplemented in vsol_conic_2d.

Definition at line 96 of file vsol_curve_2d.h.

virtual vsol_curve_2d* vsol_curve_2d::cast_to_curve

(

)

[inline, virtual, inherited]

Return `this' if `this' is a curve, 0 otherwise.

Reimplemented from vsol_spatial_object_2d.

Definition at line 79 of file vsol_curve_2d.h.

virtual const vsol_curve_2d* vsol_curve_2d::cast_to_curve

(

)

const [inline, virtual, inherited]

Reimplemented from vsol_spatial_object_2d.

Definition at line 80 of file vsol_curve_2d.h.

virtual vsol_digital_curve_2d const* vsol_curve_2d::cast_to_digital_curve

(

)

const [inline, virtual, inherited]

Return `this' if `this' is a digital_curve_2d, 0 otherwise.

Reimplemented in vsol_digital_curve_2d.

Definition at line 105 of file vsol_curve_2d.h.

virtual vsol_digital_curve_2d* vsol_curve_2d::cast_to_digital_curve

(

)

[inline, virtual, inherited]

Reimplemented in vsol_digital_curve_2d.

Definition at line 106 of file vsol_curve_2d.h.

virtual vsol_group_2d* vsol_spatial_object_2d::cast_to_group

(

void

)

[inline, virtual, inherited]

Reimplemented in vsol_group_2d, and vsol_group_2d.

Definition at line 184 of file vsol_spatial_object_2d.h.

virtual vsol_group_2d const* vsol_spatial_object_2d::cast_to_group

(

void

)

const [inline, virtual, inherited]

Reimplemented in vsol_group_2d.

Definition at line 185 of file vsol_spatial_object_2d.h.

virtual vsol_line_2d const* vsol_line_2d::cast_to_line

(

)

const [inline, virtual]

Return `this' if `this' is a line_2d, 0 otherwise.

Reimplemented from vsol_curve_2d.

Definition at line 93 of file vsol_line_2d.h.

virtual vsol_line_2d* vsol_line_2d::cast_to_line

(

)

[inline, virtual]

Reimplemented from vsol_curve_2d.

Definition at line 94 of file vsol_line_2d.h.

virtual vsol_point_2d* vsol_spatial_object_2d::cast_to_point

(

void

)

[inline, virtual, inherited]

Reimplemented in vsol_point_2d.

Definition at line 178 of file vsol_spatial_object_2d.h.

virtual vsol_point_2d const* vsol_spatial_object_2d::cast_to_point

(

void

)

const [inline, virtual, inherited]

Reimplemented in vsol_point_2d, and vsol_point_2d.

Definition at line 179 of file vsol_spatial_object_2d.h.

virtual vsol_polyline_2d const* vsol_curve_2d::cast_to_polyline

(

)

const [inline, virtual, inherited]

Return `this' if `this' is a polyline, 0 otherwise.

Reimplemented in vsol_polyline_2d.

Definition at line 100 of file vsol_curve_2d.h.

virtual vsol_polyline_2d* vsol_curve_2d::cast_to_polyline

(

)

[inline, virtual, inherited]

Reimplemented in vsol_polyline_2d.

Definition at line 101 of file vsol_curve_2d.h.

virtual vsol_region_2d* vsol_spatial_object_2d::cast_to_region

(

void

)

[inline, virtual, inherited]

Reimplemented in vsol_region_2d.

Definition at line 182 of file vsol_spatial_object_2d.h.

virtual vsol_region_2d const* vsol_spatial_object_2d::cast_to_region

(

void

)

const [inline, virtual, inherited]

Reimplemented in vsol_region_2d, and vsol_region_2d.

Definition at line 183 of file vsol_spatial_object_2d.h.

virtual vsol_spatial_object_2d* vsol_spatial_object_2d::cast_to_spatial_object

(

)

[inline, virtual, inherited]

The same behavior than dynamic_cast<>.

Needed because VXL is not necessarily compiled with -frtti

Definition at line 170 of file vsol_spatial_object_2d.h.

virtual vsol_spatial_object_2d const* vsol_spatial_object_2d::cast_to_spatial_object

(

)

const [inline, virtual, inherited]

Definition at line 171 of file vsol_spatial_object_2d.h.

virtual vtol_topology_object* vsol_spatial_object_2d::cast_to_topology_object

(

)

[inline, virtual, inherited]

Definition at line 173 of file vsol_spatial_object_2d.h.

virtual vtol_topology_object const* vsol_spatial_object_2d::cast_to_topology_object

(

)

const [inline, virtual, inherited]

Definition at line 174 of file vsol_spatial_object_2d.h.

virtual vdgl_digital_curve const* vsol_curve_2d::cast_to_vdgl_digital_curve

(

)

const [inline, virtual, inherited]

Return `this' if `this' is a vdgl_digital_curve, 0 otherwise.

Definition at line 110 of file vsol_curve_2d.h.

virtual vdgl_digital_curve* vsol_curve_2d::cast_to_vdgl_digital_curve

(

)

[inline, virtual, inherited]

Definition at line 111 of file vsol_curve_2d.h.

virtual vsol_spatial_object_2d* vsol_spatial_object_2d::cast_to_vsol_spatial_object

(

)

[inline, virtual, inherited]

Definition at line 176 of file vsol_spatial_object_2d.h.

virtual vsol_spatial_object_2d const* vsol_spatial_object_2d::cast_to_vsol_spatial_object

(

)

const [inline, virtual, inherited]

Definition at line 177 of file vsol_spatial_object_2d.h.

void vsol_spatial_object_2d::check_update_bounding_box

(

)

const [protected, inherited]

Test consistency of bound.

Bounds Accessors:.

min_ and max_ are provided as methods on vsol_spatial_object_2d to be consistent with the previous interface Additional bounds accessors are available directly on vsol_box_2d. - JLM

Definition at line 97 of file vsol_spatial_object_2d.cxx.

vsol_spatial_object_2d * vsol_line_2d::clone

(

void

)

const [virtual]

Clone `this': creation of a new object and initialization.

See Prototype pattern

Implements vsol_spatial_object_2d.

Definition at line 72 of file vsol_line_2d.cxx.

void vsol_line_2d::compute_bounding_box

(

void

)

const [virtual]

Compute the bounding box of `this'.

Reimplemented from vsol_spatial_object_2d.

Definition at line 123 of file vsol_line_2d.cxx.

virtual vsol_curve_2d_type vsol_line_2d::curve_type

(

)

const [inline, private, virtual]

Return the curve type.

Reimplemented from vsol_curve_2d.

Definition at line 98 of file vsol_line_2d.h.

void vsol_line_2d::describe	(	vcl_ostream &	strm,
		int	blanking = 0
	)		const [virtual]

output description to stream.

Reimplemented from vsol_spatial_object_2d.

Definition at line 323 of file vsol_line_2d.cxx.

vgl_vector_2d< double > vsol_line_2d::direction

(

)

const

direction of the straight line segment.

Definition at line 90 of file vsol_line_2d.cxx.

void vsol_spatial_object_2d::empty_bounding_box

(

)

const [protected, inherited]

make the bounding box empty; often first step in bounding box calculation.

Definition at line 64 of file vsol_spatial_object_2d.cxx.

bool vsol_curve_2d::endpoints_equal

(

const vsol_curve_2d &

other

)

const [protected, inherited]

Helper function to determine if curve endpoints are equal (in any order).

Useful for curve equality tests.

Definition at line 8 of file vsol_curve_2d.cxx.

vsol_box_2d_sptr vsol_spatial_object_2d::get_bounding_box

(

)

const [inline, inherited]

Definition at line 137 of file vsol_spatial_object_2d.h.

int vsol_flags_id::get_id

(

)

const [inline, inherited]

get id of object.

Definition at line 52 of file vsol_flags_id.h.

double vsol_spatial_object_2d::get_max_x

(

)

const [inherited]

Definition at line 118 of file vsol_spatial_object_2d.cxx.

double vsol_spatial_object_2d::get_max_y

(

)

const [inherited]

Definition at line 128 of file vsol_spatial_object_2d.cxx.

double vsol_spatial_object_2d::get_min_x

(

)

const [inherited]

Definition at line 113 of file vsol_spatial_object_2d.cxx.

double vsol_spatial_object_2d::get_min_y

(

)

const [inherited]

Definition at line 123 of file vsol_spatial_object_2d.cxx.

const char * vsol_spatial_object_2d::get_name

(

)

const [inherited]

Definition at line 40 of file vsol_spatial_object_2d.cxx.

int vsol_flags_id::get_tag_id

(

)

[inline, inherited]

Definition at line 106 of file vsol_flags_id.h.

bool vsol_flags_id::get_tagged_union_flag

(

)

[inline, inherited]

check if the flag used by TAGGED_UNION is set.

Definition at line 95 of file vsol_flags_id.h.

bool vsol_flags_id::get_user_flag

(

unsigned int

flag

)

[inline, inherited]

check if a flag is set for a spatial object; flag can be VSOL_FLAG[1-6].

Definition at line 77 of file vsol_flags_id.h.

void vsol_spatial_object_2d::grow_minmax_bounds

(

vsol_box_2d_sptr const &

b

)

const [inline, protected, inherited]

grow to the largest dim. of this and box, i.e., take the convex union.

Definition at line 160 of file vsol_spatial_object_2d.h.

bool vsol_line_2d::in

(

vsol_point_2d_sptr const &

p

)

const [virtual]

Is `p' in `this' ?.

Definition at line 200 of file vsol_line_2d.cxx.

virtual vcl_string vsol_line_2d::is_a

(

)

const [inline, virtual]

Return a platform independent string identifying the class.

Implements vsol_spatial_object_2d.

Definition at line 209 of file vsol_line_2d.h.

virtual bool vsol_line_2d::is_class

(

vcl_string const &

cls

)

const [inline, virtual]

Return true if the argument matches the string identifying the class or any parent class.

Definition at line 212 of file vsol_line_2d.h.

double vsol_line_2d::length

(

void

)

const [virtual]

Return the length of `this'.

Implements vsol_curve_2d.

Definition at line 131 of file vsol_line_2d.cxx.

vsol_point_2d_sptr vsol_line_2d::middle

(

)

const

Middle point of the straight line segment.

Definition at line 83 of file vsol_line_2d.cxx.

void vsol_spatial_object_2d::not_applicable

(

vcl_string const &

message

)

const [inline, protected, inherited]

Definition at line 89 of file vsol_spatial_object_2d.h.

bool vsol_spatial_object_2d::operator!=

(

vsol_spatial_object_2d const &

obj

)

[inline, inherited]

Definition at line 133 of file vsol_spatial_object_2d.h.

bool vsol_line_2d::operator!=

(

vsol_line_2d const &

o

)

const [inline]

Has `this' not the same points than `other' ?.

Definition at line 145 of file vsol_line_2d.h.

bool vsol_line_2d::operator==

(

vsol_line_2d const &

other

)

const [virtual]

Has `this' the same points than `other' ?.

Definition at line 101 of file vsol_line_2d.cxx.

bool vsol_line_2d::operator==

(

vsol_spatial_object_2d const &

obj

)

const [virtual]

spatial object equality.

Reimplemented from vsol_spatial_object_2d.

Definition at line 110 of file vsol_line_2d.cxx.

virtual vsol_point_2d_sptr vsol_line_2d::p0

(

void

)

const [inline, virtual]

First point of the straight line segment.

Implements vsol_curve_2d.

Definition at line 120 of file vsol_line_2d.h.

virtual vsol_point_2d_sptr vsol_line_2d::p1

(

void

)

const [inline, virtual]

Last point of the straight line segment.

Implements vsol_curve_2d.

Definition at line 124 of file vsol_line_2d.h.

virtual void vsol_spatial_object_2d::print

(

vcl_ostream &

strm = vcl_cout

)

const [inline, virtual, inherited]

Definition at line 125 of file vsol_spatial_object_2d.h.

void vsol_line_2d::print_summary

(

vcl_ostream &

os

)

const

Print an ascii summary to the stream.

Definition at line 289 of file vsol_line_2d.cxx.

void vsol_spatial_object_2d::set_bounding_box

(

vsol_box_2d_sptr const &

box

)

const [protected, inherited]

set the bounding box; to be used in bounding box calculation.

Definition at line 74 of file vsol_spatial_object_2d.cxx.

void vsol_spatial_object_2d::set_bounding_box	(	double	x,
		double	y
	)		const [protected, inherited]

set the bounding box to a single point, discarding the old bounding box.

This is a "const" method since the bounding box is a "mutable" data member: calculating the bounding box does not change the object.

Definition at line 69 of file vsol_spatial_object_2d.cxx.

void vsol_flags_id::set_id

(

int

i

)

[inline, inherited]

set id of object.

Definition at line 54 of file vsol_flags_id.h.

void vsol_line_2d::set_length

(

const double

new_length

)

Set the length of `this'. Doesn't change middle point and orientation.

If p0 and p1 are equal then the direction is set to (1,0) REQUIRE: new_length>=0

If p0 and p1 are equal then the direction is set to (1,0) Require: new_length>=0

Definition at line 179 of file vsol_line_2d.cxx.

void vsol_line_2d::set_p0

(

vsol_point_2d_sptr const &

new_p0

)

[virtual]

Set the first point of the straight line segment.

Implements vsol_curve_2d.

Definition at line 163 of file vsol_line_2d.cxx.

void vsol_line_2d::set_p1

(

vsol_point_2d_sptr const &

new_p1

)

[virtual]

Set the last point of the straight line segment.

Implements vsol_curve_2d.

Definition at line 170 of file vsol_line_2d.cxx.

void vsol_flags_id::set_tag_id

(

int

id

)

[inline, inherited]

Definition at line 111 of file vsol_flags_id.h.

void vsol_flags_id::set_tagged_union_flag

(

)

[inline, inherited]

set the flag used by TAGGED_UNION.

Definition at line 89 of file vsol_flags_id.h.

void vsol_flags_id::set_user_flag

(

unsigned int

flag

)

[inline, inherited]

set a flag for a spatial object; flag can be VSOL_FLAG[1-6].

Definition at line 71 of file vsol_flags_id.h.

vsol_spatial_object_2d_type vsol_curve_2d::spatial_type

(

void

)

const [inline, virtual, inherited]

return the spatial type.

Implements vsol_spatial_object_2d.

Definition at line 62 of file vsol_curve_2d.h.

double vsol_line_2d::tangent_angle

(

)

const

Return the tangent angle (in degrees) of `this'. 0<angle<360.

Return the tangent angle in degrees of `this'.

By convention, the angle is in degrees and lies in the interval [0, 360].

Definition at line 139 of file vsol_line_2d.cxx.

vgl_homg_line_2d< double > * vsol_line_2d::tangent_at_point

(

vsol_point_2d_sptr const &

p

)

const [virtual]

Return the tangent to `this' at `p'. Has to be deleted manually.

REQUIRE: in(p)

Require: in(p)

Definition at line 221 of file vsol_line_2d.cxx.

void vsol_spatial_object_2d::un_protect

(

)

[inline, inherited]

unprotect the object.

Definition at line 104 of file vsol_spatial_object_2d.h.

void vsol_flags_id::unset_tagged_union_flag

(

)

[inline, inherited]

un-set the flag used by TAGGED_UNION.

Definition at line 101 of file vsol_flags_id.h.

void vsol_flags_id::unset_user_flag

(

unsigned int

flag

)

[inline, inherited]

un-set a flag for a spatial object; flag can be VSOL_FLAG[1-6].

Definition at line 83 of file vsol_flags_id.h.

short vsol_line_2d::version

(

)

const

Return IO version number;.

Reimplemented from vsol_spatial_object_2d.

Definition at line 283 of file vsol_line_2d.cxx.

vgl_homg_line_2d< double > vsol_line_2d::vgl_hline_2d

(

)

const

Get an unbounded vgl_homg_line_2d.

compute an infinite homogeneous line corresponding to *this.

Definition at line 232 of file vsol_line_2d.cxx.

vgl_line_segment_2d< double > vsol_line_2d::vgl_seg_2d

(

)

const

Get a vgl_line_segment_2d.

compute a vgl line segment corresponding to *this.

Definition at line 242 of file vsol_line_2d.cxx.

---

Friends And Related Function Documentation

vcl_ostream& operator<<	(	vcl_ostream &	strm,
		vsol_spatial_object_2d const &	so
	)		[friend, inherited]

Definition at line 190 of file vsol_spatial_object_2d.h.

vcl_ostream& operator<<	(	vcl_ostream &	strm,
		vsol_spatial_object_2d const *	so
	)		[friend, inherited]

Definition at line 196 of file vsol_spatial_object_2d.h.

---

Member Data Documentation

const float vsol_spatial_object_2d::eps = 1.0e-3f [static, inherited]

Definition at line 79 of file vsol_spatial_object_2d.h.

int vsol_flags_id::id_ [protected, inherited]

Definition at line 39 of file vsol_flags_id.h.

vsol_point_2d_sptr vsol_line_2d::p0_ [private]

Definition at line 41 of file vsol_line_2d.h.

vsol_point_2d_sptr vsol_line_2d::p1_ [private]

Definition at line 46 of file vsol_line_2d.h.

const char * vsol_spatial_object_2d::SpatialTypes [static, inherited]

Initial value:

{
  "NO_TYPE             ",
  "TOPOLOGYOBJECT      ",
  "POINT               ",
  "CURVE               ",
  "REGION              ",
  "SPATIALGROUP        ",
  "NUM_SPATIALOBJECT_TYPES"
}

Definition at line 78 of file vsol_spatial_object_2d.h.

unsigned int vsol_flags_id::tag_ [protected, inherited]

Definition at line 38 of file vsol_flags_id.h.

int vsol_flags_id::tagcount_ = 0 [static, protected, inherited]

Definition at line 40 of file vsol_flags_id.h.

---

The documentation for this class was generated from the following files:

• contrib/gel/vsol/vsol_line_2d.h
• contrib/gel/vsol/vsol_line_2d.cxx