org.jfree.chart.needle
Class LineNeedle
java.lang.Object
org.jfree.chart.needle.MeterNeedle
org.jfree.chart.needle.LineNeedle
- All Implemented Interfaces:
- Serializable, Cloneable
public class LineNeedle
- extends MeterNeedle
- implements Cloneable, Serializable
A needle that is represented by a line.
- See Also:
- Serialized Form
Methods inherited from class org.jfree.chart.needle.MeterNeedle |
defaultDisplay, draw, draw, draw, getFillPaint, getHighlightPaint, getOutlinePaint, getOutlineStroke, getRotateX, getRotateY, getSize, getTransform, setFillPaint, setHighlightPaint, setOutlinePaint, setOutlineStroke, setRotateX, setRotateY, setSize |
LineNeedle
public LineNeedle()
drawNeedle
protected void drawNeedle(Graphics2D g2,
Rectangle2D plotArea,
Point2D rotate,
double angle)
- Draws the needle.
- Specified by:
drawNeedle
in class MeterNeedle
- 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.
- Overrides:
equals
in class MeterNeedle
- Parameters:
obj
- the object to test (null
permitted).
- Returns:
- A boolean.
hashCode
public int hashCode()
- Returns a hash code for this instance.
- Overrides:
hashCode
in class MeterNeedle
- Returns:
- A hash code.
clone
public Object clone()
throws CloneNotSupportedException
- Returns a clone of this needle.
- Overrides:
clone
in class Object
- Returns:
- A clone.
- Throws:
CloneNotSupportedException
- if the LineNeedle
cannot be cloned (in theory, this should not happen).
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