Class: DisplayPolyline

Environment: Siren
Superclass: Siren.DisplayRectangle
Category: MusicUI-DisplayLists
Instance variables: vertices

A DisplayPolyline is a poly-line-segment display object

Instance Variables:
vertices my point array

accessing

bounds
Answer the receiver's bounds.

extent
Answer the receiver's extent.

vertices: pointArray
Set the receiver's vertices.

transforming

scaledBy: aPoint
Scale all the receiver's points by the argument; answer a copy.

displaying

displayOn: aGraphicsContext
Stroke the receiver's edges on the supplied GraphicsContext.

MetaClass: DisplayPolyline class

instance creation

offset: offPt vertices: arrayOfPoints
Answer a new DisplayPolyline with the arguments as its vertices.

vertices: arrayOfPoints
Answer a new DisplayPolyline with the arguments as its vertices.

examples

polylineExample
Open a display list view with randomly-placed random-color polylines over the given extent.