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org.jfree.chart.needle

Class MeterNeedle

Implemented Interfaces:
Serializable
Known Direct Subclasses:
ArrowNeedle, LineNeedle, LongNeedle, MiddlePinNeedle, PinNeedle, PlumNeedle, PointerNeedle, ShipNeedle
public abstract class MeterNeedle
extends java.lang.Object
implements Serializable
The base class used to represent the needle on a CompassPlot.

Field Summary

protected static AffineTransform
transform
A transform.

Constructor Summary

MeterNeedle()
Creates a new needle.
MeterNeedle(Paint outline, Paint fill, Paint highlight)
Creates a new needle.

Method Summary

protected void
defaultDisplay(Graphics2D g2, Shape shape)
Displays a shape.
void
draw(Graphics2D g2, Rectangle2D plotArea)
Draws the needle.
void
draw(Graphics2D g2, Rectangle2D plotArea, Point2D rotate, double angle)
Draws the needle.
void
draw(Graphics2D g2, Rectangle2D plotArea, double angle)
Draws the needle.
protected abstract void
drawNeedle(Graphics2D g2, Rectangle2D plotArea, Point2D rotate, double angle)
Draws the needle.
boolean
equals(Object obj)
Tests another object for equality with this object.
Paint
getFillPaint()
Returns the fill paint.
Paint
getHighlightPaint()
Returns the highlight paint.
Paint
getOutlinePaint()
Returns the outline paint.
Stroke
getOutlineStroke()
Returns the outline stroke.
double
getRotateX()
Returns the scalar used for determining the rotation x value.
double
getRotateY()
Returns the scalar used for determining the rotation y value.
int
getSize()
Returns the size.
AffineTransform
getTransform()
Returns the transform.
void
setFillPaint(Paint p)
Sets the fill paint.
void
setHighlightPaint(Paint p)
Sets the highlight paint.
void
setOutlinePaint(Paint p)
Sets the outline paint.
void
setOutlineStroke(Stroke s)
Sets the outline stroke.
void
setRotateX(double x)
Sets the rotateX value.
void
setRotateY(double y)
Sets the rotateY value.
void
setSize(int pixels)
Sets the size.

Field Details

transform

protected static AffineTransform transform
A transform.

Constructor Details

MeterNeedle

public MeterNeedle()
Creates a new needle.

MeterNeedle

public MeterNeedle(Paint outline,
                   Paint fill,
                   Paint highlight)
Creates a new needle.
Parameters:
outline - the outline paint (null permitted).
fill - the fill paint (null permitted).
highlight - the highlight paint (null permitted).

Method Details

defaultDisplay

protected void defaultDisplay(Graphics2D g2,
                              Shape shape)
Displays a shape.
Parameters:
g2 - the graphics device.
shape - the shape.

draw

public void draw(Graphics2D g2,
                 Rectangle2D plotArea)
Draws the needle.
Parameters:
g2 - the graphics device.
plotArea - the plot area.

draw

public void draw(Graphics2D g2,
                 Rectangle2D plotArea,
                 Point2D rotate,
                 double angle)
Draws the needle.
Parameters:
g2 - the graphics device.
plotArea - the plot area.
rotate - the rotation point.
angle - the angle.

draw

public void draw(Graphics2D g2,
                 Rectangle2D plotArea,
                 double angle)
Draws the needle.
Parameters:
g2 - the graphics device.
plotArea - the plot area.
angle - the angle.

drawNeedle

protected abstract void drawNeedle(Graphics2D g2,
                                   Rectangle2D plotArea,
                                   Point2D rotate,
                                   double angle)
Draws the needle.
Parameters:
g2 - the graphics device.
plotArea - the plot area.
rotate - the rotation point.
angle - the angle.

equals

public boolean equals(Object obj)
Tests another object for equality with this object.
Parameters:
obj - the object to test (null permitted).
Returns:
A boolean.

getFillPaint

public Paint getFillPaint()
Returns the fill paint.
Returns:
The fill paint.

getHighlightPaint

public Paint getHighlightPaint()
Returns the highlight paint.
Returns:
The highlight paint.

getOutlinePaint

public Paint getOutlinePaint()
Returns the outline paint.
Returns:
The outline paint.

getOutlineStroke

public Stroke getOutlineStroke()
Returns the outline stroke.
Returns:
The outline stroke.

getRotateX

public double getRotateX()
Returns the scalar used for determining the rotation x value.
Returns:
The x rotate scalar.

getRotateY

public double getRotateY()
Returns the scalar used for determining the rotation y value.
Returns:
The y rotate scalar.

getSize

public int getSize()
Returns the size.
Returns:
The size.

getTransform

public AffineTransform getTransform()
Returns the transform.
Returns:
The transform.

setFillPaint

public void setFillPaint(Paint p)
Sets the fill paint.
Parameters:
p - the fill paint.

setHighlightPaint

public void setHighlightPaint(Paint p)
Sets the highlight paint.
Parameters:
p - the highlight paint.

setOutlinePaint

public void setOutlinePaint(Paint p)
Sets the outline paint.
Parameters:
p - the new paint.

setOutlineStroke

public void setOutlineStroke(Stroke s)
Sets the outline stroke.
Parameters:
s - the new stroke.

setRotateX

public void setRotateX(double x)
Sets the rotateX value.
Parameters:
x - the new value.

setRotateY

public void setRotateY(double y)
Sets the rotateY value.
Parameters:
y - the new value.

setSize

public void setSize(int pixels)
Sets the size.
Parameters:
pixels - the new size.

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