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JavaTM 2 Platform Standard Ed. 5.0 |
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java.lang.Objectjava.awt.geom.RectangularShape
java.awt.geom.Arc2D
java.awt.geom.Arc2D.Double
public static class Arc2D.Double
This class defines an arc specified in double precision.
| Nested Class Summary |
|---|
| Nested classes/interfaces inherited from class java.awt.geom.Arc2D |
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Arc2D.Double, Arc2D.Float |
| Field Summary | |
|---|---|
double |
extent
The angular extent of the arc in degrees. |
double |
height
The overall height of the full ellipse (not considering the angular extents). |
double |
start
The starting angle of the arc in degrees. |
double |
width
The overall width of the full ellipse (not considering the angular extents). |
double |
x
The x coordinate of the upper left corner of the arc. |
double |
y
The y coordinate of the upper left corner of the arc. |
| Fields inherited from class java.awt.geom.Arc2D |
|---|
CHORD, OPEN, PIE |
| Constructor Summary | |
|---|---|
Arc2D.Double()
Constructs a new OPEN arc, initialized to location (0, 0), size (0, 0), angular extents (start = 0, extent = 0). |
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Arc2D.Double(double x,
double y,
double w,
double h,
double start,
double extent,
int type)
Constructs a new arc, initialized to the specified location, size, angular extents, and closure type. |
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Arc2D.Double(int type)
Constructs a new arc, initialized to location (0, 0), size (0, 0), angular extents (start = 0, extent = 0), and the specified closure type. |
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Arc2D.Double(Rectangle2D ellipseBounds,
double start,
double extent,
int type)
Constructs a new arc, initialized to the specified location, size, angular extents, and closure type. |
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| Method Summary | |
|---|---|
double |
getAngleExtent()
Returns the angular extent of the arc. |
double |
getAngleStart()
Returns the starting angle of the arc. |
double |
getHeight()
Returns the height of the ellipse of which this arc is a partial section. |
double |
getWidth()
Returns the width of the ellipse of which this arc is a partial section. |
double |
getX()
Returns the x coordinate of the upper left corner of the arc. |
double |
getY()
Returns the y coordinate of the upper left corner of the arc. |
boolean |
isEmpty()
Determines whether the arc is empty. |
protected Rectangle2D |
makeBounds(double x,
double y,
double w,
double h)
Returns the high-precision bounding box of the arc. |
void |
setAngleExtent(double angExt)
Sets the angular extent of this arc to the specified double value. |
void |
setAngleStart(double angSt)
Sets the starting angle of this arc to the specified double value. |
void |
setArc(double x,
double y,
double w,
double h,
double angSt,
double angExt,
int closure)
Sets the location, size, angular extents, and closure type of this arc to the specified double values. |
| Methods inherited from class java.awt.geom.Arc2D |
|---|
contains, contains, contains, containsAngle, getArcType, getBounds2D, getEndPoint, getPathIterator, getStartPoint, intersects, setAngles, setAngles, setAngleStart, setArc, setArc, setArc, setArcByCenter, setArcByTangent, setArcType, setFrame |
| Methods inherited from class java.awt.geom.RectangularShape |
|---|
clone, contains, getBounds, getCenterX, getCenterY, getFrame, getMaxX, getMaxY, getMinX, getMinY, getPathIterator, intersects, setFrame, setFrame, setFrameFromCenter, setFrameFromCenter, setFrameFromDiagonal, setFrameFromDiagonal |
| Methods inherited from class java.lang.Object |
|---|
equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Field Detail |
|---|
public double x
public double y
public double width
public double height
public double start
public double extent
| Constructor Detail |
|---|
public Arc2D.Double()
public Arc2D.Double(int type)
type - The closure type for the arc:
OPEN, CHORD, or PIE.
public Arc2D.Double(double x,
double y,
double w,
double h,
double start,
double extent,
int type)
x, y - The coordinates of the upper left corner
of the arc. (Specified in double precision.)w - The overall width of the full ellipse of which this
arc is a partial section. (Specified in double precision.)h - The overall height of the full ellipse of which this
arc is a partial section. (Specified in double precision.)start - The starting angle of the arc in degrees.
(Specified in double precision.)extent - The angular extent of the arc in degrees.
(Specified in double precision.)type - The closure type for the arc:
OPEN, CHORD, or PIE.
public Arc2D.Double(Rectangle2D ellipseBounds,
double start,
double extent,
int type)
ellipseBounds - The bounding rectangle that defines the
outer boundary of the full ellipse of which this arc is a
partial section.start - The starting angle of the arc in degrees.
(Specified in double precision.)extent - The angular extent of the arc in degrees.
(Specified in double precision.)type - The closure type for the arc:
OPEN, CHORD, or PIE.| Method Detail |
|---|
public double getX()
getX in class RectangularShapepublic double getY()
getY in class RectangularShapepublic double getWidth()
getWidth in class RectangularShapepublic double getHeight()
getHeight in class RectangularShapepublic double getAngleStart()
getAngleStart in class Arc2DsetAngleStart(double)public double getAngleExtent()
getAngleExtent in class Arc2DsetAngleExtent(double)public boolean isEmpty()
isEmpty in class RectangularShapetrue if the arc is empty, false
if it not.
public void setArc(double x,
double y,
double w,
double h,
double angSt,
double angExt,
int closure)
setArc in class Arc2Dx, y - The coordinates of the upper left corner
of the arc.w - The overall width of the full ellipse of which
this arc is a partial section.h - The overall height of the full ellipse of which
this arc is a partial section.angSt - The starting angle of the arc in degrees.angExt - The angular extent of the arc in degrees.closure - The closure type for the arc:
OPEN, CHORD, or PIE.public void setAngleStart(double angSt)
setAngleStart in class Arc2DangSt - The starting angle of the arc in degrees.getAngleStart()public void setAngleExtent(double angExt)
setAngleExtent in class Arc2DangExt - The angular extent of the arc in degrees.getAngleExtent()
protected Rectangle2D makeBounds(double x,
double y,
double w,
double h)
makeBounds in class Arc2Dx, y - The coordinates of the upper left corner
of the arc.w - The overall width of the full ellipse of which
this arc is a partial section.h - The overall height of the full ellipse of which
this arc is a partial section.
Rectangle2D object.
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JavaTM 2 Platform Standard Ed. 5.0 |
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Copyright 2004 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms. Also see the documentation redistribution policy.