jdraw.graphics
Class PolylineObject

java.lang.Object
  |
  +--jdraw.graphics.GraphicObject
        |
        +--jdraw.graphics.PolylineObject

All Implemented Interfaces:

java.io.Serializable

public class PolylineObject

extends GraphicObject

Class PolylineObject is the GraphicObject extension which holds a multi-line shape.

See Also:

Serialized Form

Fields inherited from class jdraw.graphics.GraphicObject

arrowsOn, backgroundColor, color, controlPoints, graphicType, paint, shape, stroke

Constructor Summary

PolylineObject(java.awt.Color c, java.awt.Color bgc, java.util.Vector p, java.util.Vector cPoints, java.awt.BasicStroke bs, int arrows)
Construct this with the given Colors, FillStyle, and ControlPoints objects.

PolylineObject(java.awt.Point pt1, java.awt.Color c, java.awt.Color bgc, java.util.Vector p, java.awt.BasicStroke bs, int arrows)
Construct this with the given Point, Colors, FillStyle, and ControlPoints objects.

Method Summary

void	addPoint(java.awt.Point clickedPoint) Adds the passed in Point object to the points in this.shape.
java.lang.Object	clone() returns - A copy of this.
void	draw(java.awt.Graphics2D g2D, float zoom) Draws this.shape on the given Graphics2D object.
java.util.Vector	getSaveBundle() Returns a saveBundle (Vector) derived from the information contained in this.
boolean	isPointOnShape(java.awt.Point clickedPoint) Returns a boolean value representing whether the given Point resides on this.shape.
void	setArrows(int arrows) Empty method which is overwritten in Line, Polyline, and Curve.
void	setControlPoints() Sets this.controlPoints based on the current PathIterator of this.shape.
void	setLastPoint(java.awt.Point dragPoint) Method setLastPoint is overwritten in PolygonObject, PolylineObject, CurveObject, and CurvedShapeObject.
void	setShape() Sets this.shape based on the points currently in this.controlPoints.

Methods inherited from class jdraw.graphics.GraphicObject

containedIn, deriveImage, flipHorizontally, flipVertically, getBackgroundColor, getColor, getControlPoints, getGraphicType, getMaxX, getMaxY, getMinX, getMinY, getShape, getStroke, getTouchedControlPoint, rotate, setBackgroundColor, setColor, setHorizontalCenter, setMaxX, setMaxY, setMinX, setMinY, setPaint, setSecondPoint, setStroke, setVerticalCenter, translate, translateControlPoint

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

PolylineObject

public PolylineObject(java.awt.Color c,
                      java.awt.Color bgc,
                      java.util.Vector p,
                      java.util.Vector cPoints,
                      java.awt.BasicStroke bs,
                      int arrows)

Construct this with the given Colors, FillStyle, and ControlPoints objects.

Parameters:

c - - The Color object to store in this.color.

bgc - - The Color object to store in this.backgroundColor.

p - - The Vector to store in this.paint.

cPoints - - Vector object to store in this.controlPoints.

bs - - The BasicStroke object to store in this.stroke.

arrows - - The int value indicating which (if any) arrow heads to draw.

PolylineObject

public PolylineObject(java.awt.Point pt1,
                      java.awt.Color c,
                      java.awt.Color bgc,
                      java.util.Vector p,
                      java.awt.BasicStroke bs,
                      int arrows)

Construct this with the given Point, Colors, FillStyle, and ControlPoints objects.

Parameters:

pt1 - - The Point object at which to start the GeneralPath.

c - - The Color object to store in this.color.

bgc - - The Color object to store in this.backgroundColor.

p - - The Vector to store in this.paint.

bs - - The BasicStroke object to store in this.stroke.

arrows - - The int value indicating which (if any) arrow heads to draw.

Method Detail

clone

public java.lang.Object clone()

returns - A copy of this.

Overrides:

clone in class GraphicObject

setLastPoint

public void setLastPoint(java.awt.Point dragPoint)

Description copied from class: GraphicObject

Method setLastPoint is overwritten in PolygonObject, PolylineObject, CurveObject, and CurvedShapeObject.

Overrides:

setLastPoint in class GraphicObject

Parameters:

dragPoint - - The Point object to store as the last of this.shape.

addPoint

public void addPoint(java.awt.Point clickedPoint)

Adds the passed in Point object to the points in this.shape.

Overrides:

addPoint in class GraphicObject

Parameters:

clickedPoint - - The Point object to add to this.shape.

isPointOnShape

public boolean isPointOnShape(java.awt.Point clickedPoint)

Returns a boolean value representing whether the given Point resides on this.shape.

Overrides:

isPointOnShape in class GraphicObject

Parameters:

clickedPoint - - The Point object represent the position of a mouse click.

Returns:

- The boolean value described above.

draw

public void draw(java.awt.Graphics2D g2D,
                 float zoom)

Draws this.shape on the given Graphics2D object.

Overrides:

draw in class GraphicObject

Parameters:

g2D - - The Graphics2D object on which to draw this.shape.

setShape

public void setShape()

Sets this.shape based on the points currently in this.controlPoints.

Overrides:

setShape in class GraphicObject

setControlPoints

public void setControlPoints()

Sets this.controlPoints based on the current PathIterator of this.shape.

Overrides:

setControlPoints in class GraphicObject

getSaveBundle

public java.util.Vector getSaveBundle()

Returns a saveBundle (Vector) derived from the information contained in this.

Overrides:

getSaveBundle in class GraphicObject

setArrows

public void setArrows(int arrows)

Description copied from class: GraphicObject

Empty method which is overwritten in Line, Polyline, and Curve.

Overrides:

setArrows in class GraphicObject

Parameters:

arrows - - The int value to be copied to this.arrowsOn.