Polygon (PlantUML 1.2022.2 API)

java.lang.Object
- jcckit.graphic.BasicGraphicalElement
- - jcckit.graphic.Polygon

All Implemented Interfaces:

GraphicalElement
```
public class Polygon
extends BasicGraphicalElement
```
A polygon or polyline.

Author:

Franz-Josef Elmer

Constructor Summary

Constructors
Constructor Description

Polygon(GraphicAttributes attributes, boolean closed)
Creates an instance of the specified graphic attributes.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`addPoint(GraphPoint point)`	Adds a new point to the end of the list of points.
`int`	`getNumberOfPoints()`	Returns the number points.
`GraphPoint`	`getPoint(int index)`	Returns the point for the specified index.
`boolean`	`isClosed()`	Returns `true` if this polygon is closed.
`void`	`removeAllPoints()`	Removes all points.
`void`	`renderWith(Renderer renderer)`	Renders this line with the specified `Renderer`.
`void`	`replacePointAt(int index, GraphPoint point)`	Replaces the point at the specified index by a new one.

Methods inherited from class jcckit.graphic.BasicGraphicalElement
getGraphicAttributes

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - Polygon
```
public Polygon(GraphicAttributes attributes,
               boolean closed)
```
    Creates an instance of the specified graphic attributes.
    
    Parameters:
    
    attributes - attributes of the instance to be created
    
    closed - true if this polygon is closed.
- Method Detail
  - isClosed
```
public boolean isClosed()
```
    Returns true if this polygon is closed.
    
    Overrides:
    
    isClosed in class BasicGraphicalElement
    
    Returns:
    
    true if the shape is closed.
  - getNumberOfPoints
```
public int getNumberOfPoints()
```
    Returns the number points.
  - getPoint
```
public GraphPoint getPoint(int index)
```
    Returns the point for the specified index.
  - addPoint
```
public void addPoint(GraphPoint point)
```
    Adds a new point to the end of the list of points.
  - removeAllPoints
```
public void removeAllPoints()
```
    Removes all points.
  - replacePointAt
```
public void replacePointAt(int index,
                           GraphPoint point)
```
    Replaces the point at the specified index by a new one.
  - renderWith
```
public void renderWith(Renderer renderer)
```
    Renders this line with the specified Renderer.
    
    Parameters:
    
    renderer - An instance of PolygonRenderer.
    
    Throws:
    
    IllegalArgumentException - if renderer is not an instance of PolygonRenderer.