Package doodlepad

Class Line

java.lang.Object

doodlepad.Shape

doodlepad.Line

public class Line
extends Shape

A class that implements a graphical straight line shape.

Nested Class Summary

Nested classes/interfaces inherited from class doodlepad.Shape

Shape.ShapeMouseEventHandler, Shape.ShapeSelectionEventHandler

Field Summary

Fields inherited from class doodlepad.Shape

draggable, eventsEnabled, fillColor, filled, font, fontFamily, fontSize, fontStyle, height, layer, selectable, selected, shapeListener, strokeColor, stroked, strokeWidth, text, textFillColor, transform, visible, width, x, y

Constructor Summary

Constructors

Constructor	Description
Line()	Default constructor for the Line object.
Line(double x1, double y1, double x2, double y2)	Line object constructor.
Line(double x1, double y1, double x2, double y2, Layer layer)	Line object constructor.
Line(double x1, double y1, double x2, double y2, Pad pad)	Line object constructor.

Method Summary

Modifier and Type	Method	Description
void	draw(Graphics2D g)	Draw the Line object
Area	getArea()	Complete the area of the Line object
void	setPoints(double x1, double y1, double x2, double y2)	Set new endpoint locations for the Line object
String	toString()	Generate a representation of the Line object.

Methods inherited from class doodlepad.Shape

contains, contains, drawText, getCenter, getDraggable, getEventsEnabled, getFillAlpha, getFillBlue, getFillColor, getFilled, getFillGreen, getFillRed, getFontFamily, getFontSize, getFontStyle, getHeight, getLayer, getLocation, getPad, getPadLocation, getSelectable, getSelected, getSize, getStrokeAlpha, getStrokeBlue, getStrokeColor, getStroked, getStrokeGreen, getStrokeRed, getStrokeWidth, getText, getTransform, getVisible, getWidth, getWindowLocation, getX, getY, intersects, move, onMouseClicked, onMouseDoubleClicked, onMouseDragged, onMouseEntered, onMouseExited, onMouseMoved, onMousePressed, onMouseReleased, onSelectionChanged, repaint, reset, rotate, rotate, scale, scale, scale, scale, setCenter, setCenter, setDraggable, setEventsEnabled, setFillColor, setFillColor, setFillColor, setFillColor, setFilled, setFontFamily, setFontSize, setFontStyle, setHeight, setLocation, setLocation, setMouseClickedHandler, setMouseDoubleClickedHandler, setMouseDraggedHandler, setMouseEnteredHandler, setMouseExitedHandler, setMouseMovedHandler, setMousePressedHandler, setMouseReleasedHandler, setPadLocation, setSelectable, setSelected, setSelectionChangedHandler, setSize, setSize, setStrokeColor, setStrokeColor, setStrokeColor, setStrokeColor, setStroked, setStrokeWidth, setText, setTextColor, setTextColor, setTextColor, setTextColor, setTransform, setVisible, setWidth, setWindowLocation, setX, setY, toBack, toFront, toWindowCoords, toWindowCoords, translate

Methods inherited from class java.lang.Object

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

Constructor Details

Line

public Line(double x1,
 double y1,
 double x2,
 double y2)

Line object constructor.

Parameters:

x1 - The x-coordinate of the Line object's first point.

y1 - The y-coordinate of the Line object's first point.

x2 - The x-coordinate of the Line object's second point.

y2 - The y-coordinate of the Line object's second point.

Line

public Line(double x1,
 double y1,
 double x2,
 double y2,
 Pad pad)

Line object constructor.

Parameters:

x1 - The x-coordinate of the Line object's first point.

y1 - The y-coordinate of the Line object's first point.

x2 - The x-coordinate of the Line object's second point.

y2 - The y-coordinate of the Line object's second point.

pad - The Pad object to which this Line should be added.

Line

public Line(double x1,
 double y1,
 double x2,
 double y2,
 Layer layer)

Line object constructor.

Parameters:

x1 - The x-coordinate of the Line object's first point.

y1 - The y-coordinate of the Line object's first point.

x2 - The x-coordinate of the Line object's second point.

y2 - The y-coordinate of the Line object's second point.

layer - The Layer object to which the Line should be added, or null if not to add to a Layer.

Line

public Line()

Default constructor for the Line object. Creates a new 100x100 draggable shape and positions it randomly.

Method Details

setPoints

public void setPoints(double x1,
 double y1,
 double x2,
 double y2)

Set new endpoint locations for the Line object

Parameters:

x1 - The x-coordinate of the line's first point.

y1 - The y-coordinate of the line's first point.

x2 - The x-coordinate of the line's second point.

y2 - The y-coordinate of the line's second point.

toString

public String toString()

Generate a representation of the Line object.

Overrides:

toString in class Shape

Returns:

String representation

draw

public void draw(Graphics2D g)

Draw the Line object

Specified by:

draw in class Shape

Parameters:

g - The Graphics2D object on which to draw the Line

getArea

public Area getArea()

Complete the area of the Line object

Overrides:

getArea in class Shape

Returns:

An Area object