bridges::datastructure::Polyline Class Reference

This class defines a polyline and is part of the symbol collection. A polyline has a set of vertices with the vertices connect by line segments. More...

#include <Polyline.h>

Inheritance diagram for bridges::datastructure::Polyline:

Public Member Functions
	Polyline ()
	default constructor
	Polyline (vector< float > pts)
	Construct a polyline from sequence of points.
void	addPoint (float x, float y)
	This method adds a point to the polyline.
vector< float >	getPoints ()
	This method returns the point list of the polyline.
void	setPolyline (vector< float > pts)
	Construct a polyline from sequence of points.
void	getCenter (float *center)
	Get center of polyline - use its bounding box.
const string	getSymbolRepresentation () const override
	This method returns the JSON representation of the shape.
Public Member Functions inherited from bridges::datastructure::Symbol
	Symbol ()
	default constructor
	Symbol (const Symbol &s)
Symbol &	operator= (const Symbol &s)
	~Symbol ()
int	getIdentifier () const
	return the symbol identifier.
Symbol &	setFillColor (Color c)
	Set the symbol fill color.
Symbol &	setFillColor (string c)
	This method sets the symbol fill color.
Color	getFillColor () const
	This method gets fill color.
Symbol &	setStrokeColor (Color c)
Symbol &	setStrokeColor (string c)
	This method sets the symbol stroke color.
Color	getStrokeColor ()
	This method gets stroke color.
Symbol &	setStrokeWidth (float strk_width)
	This method sets the symbol stroke width.
float	getStrokeWidth () const
	This method gets stroke width.
Symbol &	setOpacity (float op)
	This method sets the symbol opacity.
float	getOpacity () const
	This method gets symbol opacity.
Symbol &	setStrokeDash (int dash)
	This method sets the stroke dash level.
int	getStrokeDash () const
	This method gets stroke dash level.
Symbol &	setLayer (int l)
int	getLayer () const
Symbol &	translate (float tx, float ty)
	Translate by a vector.
Symbol &	scale (float sx, float sy)
	Scale a Symbol.
Symbol &	scale (float scalefactor)
	Scale a Symbol.
Symbol &	rotate (float angle)
	Rotate a 2D point (about Z)
Symbol &	scale (float sx, float sy, float px, float py)
	Scale about an arbitrary point (px, py)
Symbol &	rotate (float angle, float px, float py)
	Rotate a 2D point about an arbitrary point (px, py)
Symbol &	setTransform (float a, float b, float c, float d, float e, float f)

Protected Attributes
vector< float >	points

Additional Inherited Members
Protected Member Functions inherited from bridges::datastructure::Symbol
const string	getSymbolAttributeRepresentation () const
	Get the JSON of the symbol representation.

Detailed Description

This class defines a polyline and is part of the symbol collection. A polyline has a set of vertices with the vertices connect by line segments.

Author

David Burlinson, Kalpathi Subramanian

Date

12/23/18, 7/12/19, 12/28/20

Constructor & Destructor Documentation

Polyline() [1/2]

bridges::datastructure::Polyline::Polyline ( )

inline

default constructor

Polyline() [2/2]

bridges::datastructure::Polyline::Polyline ( vector< float >  pts )

inline

Construct a polyline from sequence of points.

Parameters

pts	point sequence

Member Function Documentation

addPoint()

void bridges::datastructure::Polyline::addPoint ( float  x, float  y  )

inline

This method adds a point to the polyline.

Parameters

x,y	: X, Y coordinates of the point

getCenter()

void bridges::datastructure::Polyline::getCenter ( float *  center )

inline

Get center of polyline - use its bounding box.

Parameters

[out]

center

of the polyline to be returned

getPoints()

vector< float > bridges::datastructure::Polyline::getPoints ( )

inline

This method returns the point list of the polyline.

Returns

points point list of the polygon - sequence of x, y values

getSymbolRepresentation()

const string bridges::datastructure::Polyline::getSymbolRepresentation ( ) const

inlineoverridevirtual

This method returns the JSON representation of the shape.

Returns

string JSON string

Implements bridges::datastructure::Symbol.

setPolyline()

void bridges::datastructure::Polyline::setPolyline ( vector< float >  pts )

inline

Construct a polyline from sequence of points.

Parameters

pts	point sequence

Member Data Documentation

points

vector<float> bridges::datastructure::Polyline::points

protected

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

• /home/erik/work/bridges/bridges-cxx/src/Polyline.h