bridges.polyline.Polyline Class Reference

This class defines a polygon and is part of the symbol collection. More...

Inheritance diagram for bridges.polyline.Polyline:

Public Member Functions
	__init__ (self, pts=None)
	Constructor.
	get_shape_type (self)
	Get the name of the symbol.
	add_point (self, x, y)
	Add a point to the polyline.
	get_json_representation (self)
	Get the json representation of the Symbol class.
Public Member Functions inherited from bridges.symbol.Symbol
	print_mat (self, list m)
	print the current matrix for debugging
list	identity (self, list m)
	create the identity matrix
list	mat_mult (self, list m1, list m2)
list	vec_mat_mult (self, list m, list v)
	translate (self, float tx, float ty)
	scale (self, *args)
	scale the symbol from a particular center location
	rotate (self, *args)
	set_transform (self, float a, float b, float c, float d, float e, float f)
	add_all_json (self, symbol_json, parent)

Protected Attributes
	_points
Protected Attributes inherited from bridges.symbol.Symbol
	_label
	_fill_color
	_stroke_color
	_opacity
	_stroke_width
	_stroke_dash
	_layer
	_transform
	_xform
	_xform_flag

Properties
	points = property
	Get the number of points in polyline.
Properties inherited from bridges.symbol.Symbol
	label = property
	Getter for symbol label.
	fill_color = property
	Getter for the fill color.
	stroke_color = property
	Getter for the stroke color.
	stroke_width = property
	Getter for the stroke width.
	opacity = property
	Getter for opacity.
	stroke_dash = property
	Getter for stroke_dash.
	layer = property
	xform = property

Detailed Description

This class defines a polygon and is part of the symbol collection.

A polygon has a set of vertices, with vertices connected by line segments. It differs from the polyline in the sense that the last and first vertex are connect to close the shape.

Author

David Burlinson, Kalpathi Subramanian

Date

2018, 7/23/19, 1/2/21

See also

Shape collection tutorial, https://bridgesuncc.github.io/tutorials/Symbol_Collection.html

Constructor & Destructor Documentation

__init__()

bridges.polyline.Polyline.__init__	(		self,
			pts = None
	)

Constructor.

Sets the number of points in the polyline

Parameters

pts	number of points to be used in constructing the polyline

Reimplemented from bridges.symbol.Symbol.

Reimplemented in bridges.polygon.Polygon.

Member Function Documentation

add_point()

bridges.polyline.Polyline.add_point	(		self,
			x,
			y
	)

Add a point to the polyline.

Parameters

x	point's x coordinate
y	point's y coordinate

get_json_representation()

bridges.polyline.Polyline.get_json_representation

(

self

)

Get the json representation of the Symbol class.

Returns

dict the JSON representation

Reimplemented from bridges.symbol.Symbol.

get_shape_type()

bridges.polyline.Polyline.get_shape_type

(

self

)

Get the name of the symbol.

Returns

the symbol name

Reimplemented from bridges.symbol.Symbol.

Reimplemented in bridges.polygon.Polygon.

Member Data Documentation

_points

bridges.polyline.Polyline._points

protected

Property Documentation

points

bridges.polyline.Polyline.points = property

static

Get the number of points in polyline.

Returns

the number of points in symbol.

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

• /home/erik/work/bridges/bridges-python/bridges/polyline.py