AW Namespace Reference

Classes
class	Angle
struct	FillStyle
class	LineVector
class	Position
class	Rectangle
class	Vector

Enumerations
enum	AW_screen_area_conversion_mode { INCLUSIVE_OUTLINE, UPPER_LEFT_OUTLINE }
enum	RoughDirection {   D_NORTH = 1, D_SOUTH = 2, D_WEST = 4, D_EAST = 8,   D_NORTH_WEST = D_NORTH | D_WEST, D_NORTH_EAST = D_NORTH | D_EAST, D_SOUTH_EAST = D_SOUTH | D_EAST, D_SOUTH_WEST = D_SOUTH | D_WEST,   D_VERTICAL = D_NORTH | D_SOUTH, D_HORIZONTAL = D_EAST | D_WEST }

Functions
Position	crosspoint (const LineVector &l1, const LineVector &l2, double &factor_l1, double &factor_l2)
Position	nearest_linepoint (const Position &pos, const LineVector &line, double &factor)
bool	nearlyEqual (const double &val1, const double &val2)
bool	nearlyZero (const double &val)
double	centroid (const double &val1, const double &val2)
bool	is_between (const double &coord1, const double &between, const double &coord2)
bool	nearlyEqual (const Position &p1, const Position &p2)
bool	nearlyEqual (const Vector &v1, const Vector &v2)
Vector	operator- (const Position &to, const Position &from)
Position	operator+ (const Position &p, const Vector &v)
Position	operator+ (const Vector &v, const Position &p)
Position	operator- (const Position &p, const Vector &v)
Vector	operator+ (const Vector &v1, const Vector &v2)
Vector	operator- (const Vector &v1, const Vector &v2)
Vector	operator* (const Vector &v, const double &f)
Vector	operator* (const double &f, const Vector &v)
Vector	operator/ (const Vector &v, const double &d)
Position	centroid (const Position &p1, const Position &p2)
double	Distance (const Position &from, const Position &to)
double	scalarProduct (const Vector &v1, const Vector &v2)
bool	are_distinct (const Position &p1, const Position &p2)
bool	is_vertical (const Vector &v)
bool	is_horizontal (const Vector &v)
Vector	orthogonal_projection (const Vector &projectee, const Vector &target)
Vector	normalized (const Vector &v)
bool	are_parallel (const Vector &v1, const Vector &v2)
bool	are_antiparallel (const Vector &v1, const Vector &v2)
	returns true, if two vectors have opposite orientations More...
Position	nearest_linepoint (const Position &pos, const LineVector &line)
double	Distance (const Position &pos, const LineVector &line)
bool	is_vertical (const LineVector &line)
bool	is_horizontal (const LineVector &line)
bool	nearlyEqual (const LineVector &L1, const LineVector &L2)
Rectangle	bounding_box (const Rectangle &r1, const Rectangle &r2)
Rectangle	bounding_box (const Rectangle &rect, const LineVector &line)
Rectangle	bounding_box (const LineVector &line, const Rectangle &rect)
Rectangle	bounding_box (const LineVector &l1, const LineVector &l2)
Rectangle	bounding_box (const Rectangle &rect, const Position &pos)
Rectangle	bounding_box (const Position &pos, const Rectangle &rect)
Rectangle	bounding_box (const LineVector &line, const Position &pos)
Rectangle	bounding_box (const Position &pos, const LineVector &line)
Rectangle	bounding_box (const Position &p1, const Position &p2)
CONSTEXPR_INLINE bool	definesQuadrant (const RoughDirection rd)
Angle	operator+ (const Angle &a1, const Angle &a2)
Angle	operator- (const Angle &a1, const Angle &a2)
Angle	operator* (const Angle &a, const double &fact)
Angle	operator/ (const Angle &a, const double &divi)
double	hypotenuse (double cath1, double cath2)
double	cathetus (double hypotenuse, double cathetus)
bool	isOrigin (const Position &p)
AW_pos	x_alignment (AW_pos x_pos, AW_pos x_size, AW_pos alignment)

Variables
const double	EPSILON = 0.001
const Position	Origin
const Vector	ZeroVector
const Angle	Northwards
const Angle	Westwards
const Angle	Southwards
const Angle	Eastwards

Enumeration Type Documentation

enum AW::AW_screen_area_conversion_mode

Enumerator
INCLUSIVE_OUTLINE
UPPER_LEFT_OUTLINE

Definition at line 273 of file aw_position.hxx.

enum AW::RoughDirection

Enumerator
D_NORTH
D_SOUTH
D_WEST
D_EAST
D_NORTH_WEST
D_NORTH_EAST
D_SOUTH_EAST
D_SOUTH_WEST
D_VERTICAL
D_HORIZONTAL

Definition at line 432 of file aw_position.hxx.

Function Documentation

Position AW::crosspoint	(	const LineVector &	l1,
		const LineVector &	l2,
		double &	factor_l1,
		double &	factor_l2
	)

Definition at line 84 of file AW_position.cxx.

References aw_assert, AW::Vector::has_length(), AW::LineVector::line_vector(), s, AW::LineVector::start(), AW::Vector::x(), AW::Position::xpos(), AW::Vector::y(), and AW::Position::ypos().

Referenced by nearest_linepoint().

Position AW::nearest_linepoint	(	const Position &	pos,
		const LineVector &	line,
		double &	factor
	)

Definition at line 119 of file AW_position.cxx.

References crosspoint(), AW::LineVector::has_length(), AW::LineVector::head(), AW::LineVector::line_vector(), AW::Vector::rotate90deg(), and AW::LineVector::start().

Referenced by Distance(), and nearest_linepoint().

bool AW::nearlyEqual ( const double &  val1, const double &  val2  )

inline

Definition at line 75 of file aw_position.hxx.

References abs, and EPSILON.

Referenced by AW_clipable::box_clip(), ED4_bracket_terminal::draw(), AW::Vector::has_length(), AW::Vector::is_normalized(), nearlyEqual(), nearlyZero(), AW::Angle::operator+=(), AW::Angle::operator-=(), AW_clicked_line::operator==(), AW_clicked_text::operator==(), AW_clicked_box::operator==(), FINAL_TYPE< SEQTYPE >::operator==(), and ED4_manager::Show().

bool AW::nearlyZero ( const double &  val )

inline

Definition at line 76 of file aw_position.hxx.

References nearlyEqual().

Referenced by BootstrapConfig::display_remark(), is_horizontal(), and is_vertical().

double AW::centroid ( const double &  val1, const double &  val2  )

inline

Definition at line 77 of file aw_position.hxx.

Referenced by centroid(), and SEC_root::paint().

bool AW::is_between ( const double &  coord1, const double &  between, const double &  coord2  )

inline

Definition at line 99 of file aw_position.hxx.

Referenced by AW::Position::is_between(), and KreuzProdTest().

bool AW::nearlyEqual ( const Position &  p1, const Position &  p2  )

inline

Definition at line 137 of file aw_position.hxx.

References nearlyEqual(), AW::Position::xpos(), and AW::Position::ypos().

bool AW::nearlyEqual ( const Vector &  v1, const Vector &  v2  )

inline

Definition at line 215 of file aw_position.hxx.

References AW::Vector::endpoint(), and nearlyEqual().

Vector AW::operator- ( const Position &  to, const Position &  from  )

inline

Definition at line 227 of file aw_position.hxx.

Position AW::operator+ ( const Position &  p, const Vector &  v  )

inline

Definition at line 230 of file aw_position.hxx.

Position AW::operator+ ( const Vector &  v, const Position &  p  )

inline

Definition at line 231 of file aw_position.hxx.

Position AW::operator- ( const Position &  p, const Vector &  v  )

inline

Definition at line 232 of file aw_position.hxx.

Vector AW::operator+ ( const Vector &  v1, const Vector &  v2  )

inline

Definition at line 235 of file aw_position.hxx.

Vector AW::operator- ( const Vector &  v1, const Vector &  v2  )

inline

Definition at line 236 of file aw_position.hxx.

Vector AW::operator* ( const Vector &  v, const double &  f  )

inline

Definition at line 239 of file aw_position.hxx.

Vector AW::operator* ( const double &  f, const Vector &  v  )

inline

Definition at line 240 of file aw_position.hxx.

Vector AW::operator/ ( const Vector &  v, const double &  d  )

inline

Definition at line 241 of file aw_position.hxx.

Position AW::centroid ( const Position &  p1, const Position &  p2  )

inline

Definition at line 243 of file aw_position.hxx.

References centroid(), AW::Position::xpos(), and AW::Position::ypos().

double AW::Distance ( const Position &  from, const Position &  to  )

inline

Definition at line 245 of file aw_position.hxx.

References AW::Vector::length().

Referenced by Distance().

double AW::scalarProduct ( const Vector &  v1, const Vector &  v2  )

inline

Definition at line 246 of file aw_position.hxx.

References AW::Vector::x(), and AW::Vector::y().

Referenced by orthogonal_projection().

bool AW::are_distinct ( const Position &  p1, const Position &  p2  )

inline

Definition at line 248 of file aw_position.hxx.

References AW::Vector::has_length().

Referenced by NT_jump_cb(), and PaintedNode::was_displayed().

bool AW::is_vertical ( const Vector &  v )

inline

Definition at line 250 of file aw_position.hxx.

References nearlyZero(), AW::Vector::x(), and AW::Vector::y().

Referenced by is_vertical().

bool AW::is_horizontal ( const Vector &  v )

inline

Definition at line 251 of file aw_position.hxx.

References nearlyZero(), AW::Vector::x(), and AW::Vector::y().

Referenced by is_horizontal().

Vector AW::orthogonal_projection ( const Vector &  projectee, const Vector &  target  )

inline

returns the orthogonal projection of 'projectee' onto 'target'

Definition at line 253 of file aw_position.hxx.

References AW::Vector::length(), and scalarProduct().

Vector AW::normalized ( const Vector &  v )

inline

returns the normalized Vector of 'v', i.e. a Vector with same orientation, but length 1

Definition at line 258 of file aw_position.hxx.

References AW::Vector::normalize().

Referenced by are_parallel().

bool AW::are_parallel ( const Vector &  v1, const Vector &  v2  )

inline

returns true, if two vectors have the same orientation

Definition at line 262 of file aw_position.hxx.

References diff(), AW::Vector::has_length(), and normalized().

Referenced by are_antiparallel().

bool AW::are_antiparallel ( const Vector &  v1, const Vector &  v2  )

inline

returns true, if two vectors have opposite orientations

Definition at line 268 of file aw_position.hxx.

References are_parallel().

Position AW::nearest_linepoint ( const Position &  pos, const LineVector &  line  )

inline

Definition at line 323 of file aw_position.hxx.

References nearest_linepoint().

double AW::Distance ( const Position &  pos, const LineVector &  line  )

inline

Definition at line 324 of file aw_position.hxx.

References Distance(), and nearest_linepoint().

bool AW::is_vertical ( const LineVector &  line )

inline

Definition at line 326 of file aw_position.hxx.

References is_vertical(), and AW::LineVector::line_vector().

bool AW::is_horizontal ( const LineVector &  line )

inline

Definition at line 327 of file aw_position.hxx.

References is_horizontal(), and AW::LineVector::line_vector().

bool AW::nearlyEqual ( const LineVector &  L1, const LineVector &  L2  )

inline

Definition at line 328 of file aw_position.hxx.

References AW::LineVector::line_vector(), nearlyEqual(), and AW::LineVector::start().

Rectangle AW::bounding_box ( const Rectangle &  r1, const Rectangle &  r2  )

inline

Definition at line 416 of file aw_position.hxx.

References AW::Rectangle::bounding_box().

Rectangle AW::bounding_box ( const Rectangle &  rect, const LineVector &  line  )

inline

Definition at line 418 of file aw_position.hxx.

References AW::Rectangle::bounding_box().

Rectangle AW::bounding_box ( const LineVector &  line, const Rectangle &  rect  )

inline

Definition at line 419 of file aw_position.hxx.

References AW::Rectangle::bounding_box().

Rectangle AW::bounding_box ( const LineVector &  l1, const LineVector &  l2  )

inline

Definition at line 421 of file aw_position.hxx.

References AW::Rectangle::bounding_box().

Rectangle AW::bounding_box ( const Rectangle &  rect, const Position &  pos  )

inline

Definition at line 423 of file aw_position.hxx.

References AW::Rectangle::bounding_box().

Rectangle AW::bounding_box ( const Position &  pos, const Rectangle &  rect  )

inline

Definition at line 424 of file aw_position.hxx.

References AW::Rectangle::bounding_box().

Rectangle AW::bounding_box ( const LineVector &  line, const Position &  pos  )

inline

Definition at line 426 of file aw_position.hxx.

References AW::Rectangle::bounding_box().

Rectangle AW::bounding_box ( const Position &  pos, const LineVector &  line  )

inline

Definition at line 427 of file aw_position.hxx.

References AW::Rectangle::bounding_box().

Rectangle AW::bounding_box ( const Position &  p1, const Position &  p2  )

inline

Definition at line 429 of file aw_position.hxx.

CONSTEXPR_INLINE bool AW::definesQuadrant

(

const RoughDirection

rd

)

Definition at line 447 of file aw_position.hxx.

References D_HORIZONTAL, and D_VERTICAL.

Angle AW::operator+ ( const Angle &  a1, const Angle &  a2  )

inline

Definition at line 536 of file aw_position.hxx.

Angle AW::operator- ( const Angle &  a1, const Angle &  a2  )

inline

Definition at line 537 of file aw_position.hxx.

Angle AW::operator* ( const Angle &  a, const double &  fact  )

inline

Definition at line 539 of file aw_position.hxx.

Angle AW::operator/ ( const Angle &  a, const double &  divi  )

inline

Definition at line 540 of file aw_position.hxx.

double AW::hypotenuse ( double  cath1, double  cath2  )

inline

Definition at line 549 of file aw_position.hxx.

Referenced by SEC_root::paint().

double AW::cathetus ( double  hypotenuse, double  cathetus  )

inline

Definition at line 550 of file aw_position.hxx.

References aw_assert.

bool AW::isOrigin ( const Position &  p )

inline

Definition at line 570 of file aw_position.hxx.

References AW::Position::xpos(), and AW::Position::ypos().

AW_pos AW::x_alignment ( AW_pos  x_pos, AW_pos  x_size, AW_pos  alignment  )

inline

Definition at line 608 of file aw_position.hxx.

Variable Documentation

const double AW::EPSILON = 0.001

Definition at line 73 of file aw_position.hxx.

Referenced by nearlyEqual().

const Position AW::Origin

Referenced by canvas_to_xfig(), SEC_root::create_default_bone(), NT_jump_cb(), AWT_graphic_tree::show(), ED4_base::update_world_coords_cache(), and PaintedNode::was_displayed().

const Vector AW::ZeroVector

Referenced by SlaveCanvas_internal::calc_best_scroll_delta().

const Angle AW::Northwards

const Angle AW::Westwards

const Angle AW::Southwards

const Angle AW::Eastwards

Referenced by AWT_graphic_tree::show().