bridges::datastructure::Polyline Class Reference

#include <Polyline.h>

Inheritance diagram for bridges::datastructure::Polyline:

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

Public Member Functions
	Polyline ()
	Polyline (vector< float > pts)
string	getDataStructType ()
string	getName () const
void	addPoint (float x, float y)
vector< float >	getPoints ()
void	setPolyline (vector< float > pts)
void	translate (float tx, float ty)
	Translate the polyline. More...
void	rotate (float angle)
	rotate the polyline about its center l * More...
void	scale (float sx, float sy)
	Scale the polyline about its center. More...
void	getCenter (float *center)
vector< float >	getDimensions () const
const string	getSymbolRepresentation () const
Public Member Functions inherited from bridges::datastructure::Symbol
	Symbol ()
	Symbol (string symb)
int	getIdentifier ()
void	setLabel (string lbl)
string	getLabel () const
void	setFillColor (Color c)
void	setFillColor (string c)
Color	getFillColor ()
void	setStrokeColor (Color c)
void	setStrokeColor (string c)
Color	getStrokeColor ()
void	setStrokeWidth (float strk_width)
float	getStrokeWidth ()
void	setOpacity (float op)
float	getOpacity ()
void	setStrokeDash (int dash)
int	getStrokeDash ()
void	setLocation (int x, int y)
void	setCenter (float x, float y)
void	setLocation (float x, float y)
const float *	getLocation () const
string	getName () const

Protected Attributes
vector< float >	points

Additional Inherited Members
Protected Member Functions inherited from bridges::datastructure::Symbol
void	setShapeType (string s)
	Set the shape type. More...
string	getShapeType () const
void	translatePoint (float *pt, float tx, float ty)
	Translate a 2D point. More...
void	scalePoint (float *pt, float sx, float sy)
	Scale a 2D point. More...
void	rotatePoint (float *pt, float angle)
	Rotate a 2D point (about Z) More...
const string	getSymbolAttributeRepresentation () const

Constructor & Destructor Documentation

Polyline() [1/2]

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

inline

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

getDataStructType()

string bridges::datastructure::Polyline::getDataStructType ( )

inline

Get the name of the data type

Returns

name of symbol type

getDimensions()

vector<float> bridges::datastructure::Polyline::getDimensions ( ) const

inlinevirtual

This method returns the dimensions of the shape: min and max values in X and Y

Returns

array of 4 values

Implements bridges::datastructure::Symbol.

getName()

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

inline

This method gets the name of the shape

Returns

name shape name

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

inlinevirtual

This method returns the JSON representation of the shape

Returns

string JSON string

Implements bridges::datastructure::Symbol.

rotate()

void bridges::datastructure::Polyline::rotate ( float  angle )

inline

rotate the polyline about its center l *

Parameters

angle

rotation angle in degrees (positive is counter-clock wise, negative is clockwise)

scale()

void bridges::datastructure::Polyline::scale ( float  sx, float  sy  )

inline

Scale the polyline about its center.

Parameters

sx,sy

scale factor along each axis

setPolyline()

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

inline

translate()

void bridges::datastructure::Polyline::translate ( float  tx, float  ty  )

inline

Translate the polyline.

Parameters

tx,ty

translation vector

Member Data Documentation

points

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

protected

---

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

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