Package org.opensourcephysics.display

Class InteractiveArrow

java.lang.Object

org.opensourcephysics.display.AbstractInteractive

org.opensourcephysics.display.InteractiveShape

org.opensourcephysics.display.BoundedShape

org.opensourcephysics.display.InteractiveArrow

All Implemented Interfaces:

Drawable, Interactive, Measurable, Selectable

public class InteractiveArrow
extends BoundedShape

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	InteractiveArrow.InteractiveArrowLoader	A class to save and load InteractiveArrow in an XMLControl.

Nested classes/interfaces inherited from class org.opensourcephysics.display.BoundedShape

BoundedShape.BoundedShapeLoader

Nested classes/interfaces inherited from class org.opensourcephysics.display.InteractiveShape

InteractiveShape.InteractiveShapeLoader

Field Summary

Fields inherited from class org.opensourcephysics.display.AbstractInteractive

color, x, y

Fields inherited from class org.opensourcephysics.display.InteractiveShape

edgeColor, height, pixelSized, shape, shapeClass, theta, width, xoff, yoff

Constructor Summary

Constructors

Constructor	Description
InteractiveArrow(double x, double y, double w, double h)	Constructor InteractiveArrow

Method Summary

Modifier and Type	Method	Description
void	draw(DrawingPanel panel, java.awt.Graphics g)	Draws the arrow.
static XML.ObjectLoader	getLoader()	Gets the XML object loader for this class.
java.awt.Cursor	getPreferredCursor()	Gets the cursor depending on the current hot spot.
boolean	isInside(DrawingPanel panel, int xpix, int ypix)	Determines if the shape is enabled and if the given pixel coordinates are within the shape.
void	setOffset(double xoffset, double yoffset)	Drawing offset not supported.
void	setStrokeWidth(double width)	Sets the stroke for rendering fat arrows.
void	setTheta(double theta)	Rotates the arrow without changing its length.
void	setWidthHeight(double width, double height)	Sets the origin, width (horizontal) and height (vertical) components of this arrow.

Methods inherited from class org.opensourcephysics.display.AbstractInteractive

getX, getY, isEnabled, setEnabled

Methods inherited from class org.opensourcephysics.display.BoundedShape

createBoundedArrow, createBoundedCenteredArrow, createBoundedCircle, createBoundedEllipse, createBoundedImage, createBoundedRectangle, createBoundedTriangle, findInteractive, isHeightDrag, isRotateDrag, isSelected, isWidthDrag, isXYDrag, setHeightDrag, setRotateDrag, setSelected, setWidthDrag, setXYDrag, toggleSelected, toString

Methods inherited from interface org.opensourcephysics.display.Interactive

getX, getY, isEnabled, setEnabled, setX, setXY, setY

Methods inherited from class org.opensourcephysics.display.InteractiveShape

contains, createArrow, createCenteredArrow, createCircle, createEllipse, createImage, createRectangle, createSquare, createTextLine, createTriangle, getHeight, getShape, getWidth, getXMax, getXMin, getYMax, getYMin, isMeasured, setHeight, setMarkerColor, setMeasured, setPixelSized, setWidth, setX, setXY, setY, tranform, transform

Methods inherited from interface org.opensourcephysics.display.Measurable

getXMax, getXMin, getYMax, getYMin, isMeasured

Methods inherited from class java.lang.Object

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

Constructor Detail

InteractiveArrow

public InteractiveArrow(double x,
                        double y,
                        double w,
                        double h)

Constructor InteractiveArrow

Parameters:

x -

y -

w -

h -

Method Detail

setStrokeWidth

public void setStrokeWidth(double width)

Sets the stroke for rendering fat arrows.

Parameters:

width - double

setOffset

public void setOffset(double xoffset,
                      double yoffset)

Drawing offset not supported.

Overrides:

setOffset in class InteractiveShape

Parameters:

xoffset - double

yoffset - double

isInside

public boolean isInside(DrawingPanel panel,
                        int xpix,
                        int ypix)

Determines if the shape is enabled and if the given pixel coordinates are within the shape.

Overrides:

isInside in class BoundedShape

Parameters:

panel - DrawingPanel

xpix - int

ypix - int

Returns:

boolean

setTheta

public void setTheta(double theta)

Rotates the arrow without changing its length.

Overrides:

setTheta in class InteractiveShape

Parameters:

theta -

setWidthHeight

public void setWidthHeight(double width,
                           double height)

Sets the origin, width (horizontal) and height (vertical) components of this arrow.

Parameters:

width - double

height - double

draw

public void draw(DrawingPanel panel,
                 java.awt.Graphics g)

Draws the arrow.

Specified by:

draw in interface Drawable

Overrides:

draw in class BoundedShape

Parameters:

panel - the world in which the arrow is viewed

g - the graphics context upon which to draw

getPreferredCursor

public java.awt.Cursor getPreferredCursor()

Gets the cursor depending on the current hot spot.

Specified by:

getPreferredCursor in interface Selectable

Overrides:

getPreferredCursor in class BoundedShape

Returns:

Cursor

getLoader

public static XML.ObjectLoader getLoader()

Gets the XML object loader for this class.

Returns:

ObjectLoader