Summary: Fields | Ctors | Methods | Inherited Methods | [Expand All]

public static class

CubicCurve2D.Double

extends CubicCurve2D
implements Serializable

java.lang.Object
↳	java.awt.geom.CubicCurve2D
	↳	java.awt.geom.CubicCurve2D.Double

Class Overview

A cubic parametric curve segment specified with double coordinates.

Summary

Fields
public double	ctrlx1	The X coordinate of the first control point of the cubic curve segment.
public double	ctrlx2	The X coordinate of the second control point of the cubic curve segment.
public double	ctrly1	The Y coordinate of the first control point of the cubic curve segment.
public double	ctrly2	The Y coordinate of the second control point of the cubic curve segment.
public double	x1	The X coordinate of the start point of the cubic curve segment.
public double	x2	The X coordinate of the end point of the cubic curve segment.
public double	y1	The Y coordinate of the start point of the cubic curve segment.
public double	y2	The Y coordinate of the end point of the cubic curve segment.

Public Constructors
	CubicCurve2D.Double() Constructs and initializes a CubicCurve with coordinates (0, 0, 0, 0, 0, 0, 0, 0).
	CubicCurve2D.Double(double x1, double y1, double ctrlx1, double ctrly1, double ctrlx2, double ctrly2, double x2, double y2) Constructs and initializes a `CubicCurve2D` from the specified `double` coordinates.

Public Methods
Rectangle2D	getBounds2D()
Point2D	getCtrlP1() Returns the first control point.
Point2D	getCtrlP2() Returns the second control point.
double	getCtrlX1() Returns the X coordinate of the first control point in double precision.
double	getCtrlX2() Returns the X coordinate of the second control point in double precision.
double	getCtrlY1() Returns the Y coordinate of the first control point in double precision.
double	getCtrlY2() Returns the Y coordinate of the second control point in double precision.
Point2D	getP1() Returns the start point.
Point2D	getP2() Returns the end point.
double	getX1() Returns the X coordinate of the start point in double precision.
double	getX2() Returns the X coordinate of the end point in double precision.
double	getY1() Returns the Y coordinate of the start point in double precision.
double	getY2() Returns the Y coordinate of the end point in double precision.
void	setCurve(double x1, double y1, double ctrlx1, double ctrly1, double ctrlx2, double ctrly2, double x2, double y2) Sets the location of the end points and control points of this curve to the specified double coordinates.

[Expand]

Inherited Methods

From class java.awt.geom.CubicCurve2D

Object	clone() Creates a new object of the same class as this object.
boolean	contains(double x, double y, double w, double h) Tests if the interior of the `Shape` entirely contains the specified rectangular area.
boolean	contains(Point2D p) Tests if a specified `Point2D` is inside the boundary of the `Shape`.
boolean	contains(double x, double y) Tests if the specified coordinates are inside the boundary of the `Shape`.
boolean	contains(Rectangle2D r) Tests if the interior of the `Shape` entirely contains the specified `Rectangle2D`.
Rectangle	getBounds() Returns an integer `Rectangle` that completely encloses the `Shape`.
abstract Point2D	getCtrlP1() Returns the first control point.
abstract Point2D	getCtrlP2() Returns the second control point.
abstract double	getCtrlX1() Returns the X coordinate of the first control point in double precision.
abstract double	getCtrlX2() Returns the X coordinate of the second control point in double precision.
abstract double	getCtrlY1() Returns the Y coordinate of the first control point in double precision.
abstract double	getCtrlY2() Returns the Y coordinate of the second control point in double precision.
double	getFlatness() Returns the flatness of this curve.
static double	getFlatness(double[] coords, int offset) Returns the flatness of the cubic curve specified by the control points stored in the indicated array at the indicated index.
static double	getFlatness(double x1, double y1, double ctrlx1, double ctrly1, double ctrlx2, double ctrly2, double x2, double y2) Returns the flatness of the cubic curve specified by the indicated control points.
double	getFlatnessSq() Returns the square of the flatness of this curve.
static double	getFlatnessSq(double[] coords, int offset) Returns the square of the flatness of the cubic curve specified by the control points stored in the indicated array at the indicated index.
static double	getFlatnessSq(double x1, double y1, double ctrlx1, double ctrly1, double ctrlx2, double ctrly2, double x2, double y2) Returns the square of the flatness of the cubic curve specified by the indicated control points.
abstract Point2D	getP1() Returns the start point.
abstract Point2D	getP2() Returns the end point.
PathIterator	getPathIterator(AffineTransform at) Returns an iteration object that defines the boundary of the shape.
PathIterator	getPathIterator(AffineTransform at, double flatness) Return an iteration object that defines the boundary of the flattened shape.
abstract double	getX1() Returns the X coordinate of the start point in double precision.
abstract double	getX2() Returns the X coordinate of the end point in double precision.
abstract double	getY1() Returns the Y coordinate of the start point in double precision.
abstract double	getY2() Returns the Y coordinate of the end point in double precision.
boolean	intersects(double x, double y, double w, double h) Tests if the interior of the `Shape` intersects the interior of a specified rectangular area.
boolean	intersects(Rectangle2D r) Tests if the interior of the `Shape` intersects the interior of a specified `Rectangle2D`.
void	setCurve(CubicCurve2D c) Sets the location of the end points and control points of this curve to the same as those in the specified `CubicCurve2D`.
abstract void	setCurve(double x1, double y1, double ctrlx1, double ctrly1, double ctrlx2, double ctrly2, double x2, double y2) Sets the location of the end points and control points of this curve to the specified double coordinates.
void	setCurve(Point2D p1, Point2D cp1, Point2D cp2, Point2D p2) Sets the location of the end points and control points of this curve to the specified `Point2D` coordinates.
void	setCurve(Point2D[] pts, int offset) Sets the location of the end points and control points of this curve to the coordinates of the `Point2D` objects at the specified offset in the specified array.
void	setCurve(double[] coords, int offset) Sets the location of the end points and control points of this curve to the double coordinates at the specified offset in the specified array.
static int	solveCubic(double[] eqn, double[] res) Solve the cubic whose coefficients are in the `eqn` array and place the non-complex roots into the `res` array, returning the number of roots.
static int	solveCubic(double[] eqn) Solves the cubic whose coefficients are in the `eqn` array and places the non-complex roots back into the same array, returning the number of roots.
static void	subdivide(double[] src, int srcoff, double[] left, int leftoff, double[] right, int rightoff) Subdivides the cubic curve specified by the coordinates stored in the `src` array at indices `srcoff` through (`srcoff` + 7) and stores the resulting two subdivided curves into the two result arrays at the corresponding indices.
static void	subdivide(CubicCurve2D src, CubicCurve2D left, CubicCurve2D right) Subdivides the cubic curve specified by the `src` parameter and stores the resulting two subdivided curves into the `left` and `right` curve parameters.
void	subdivide(CubicCurve2D left, CubicCurve2D right) Subdivides this cubic curve and stores the resulting two subdivided curves into the left and right curve parameters.

From class java.lang.Object

Object	clone() Creates and returns a copy of this object.
boolean	equals(Object obj) Indicates whether some other object is "equal to" this one.
void	finalize() Called by the garbage collector on an object when garbage collection determines that there are no more references to the object.
final Class<?>	getClass() Returns the runtime class of this `Object`.
int	hashCode() Returns a hash code value for the object.
final void	notify() Wakes up a single thread that is waiting on this object's monitor.
final void	notifyAll() Wakes up all threads that are waiting on this object's monitor.
String	toString() Returns a string representation of the object.
final void	wait() Causes the current thread to wait until another thread invokes the `notify()` method or the `notifyAll()` method for this object.
final void	wait(long timeout, int nanos) Causes the current thread to wait until another thread invokes the `notify()` method or the `notifyAll()` method for this object, or some other thread interrupts the current thread, or a certain amount of real time has elapsed.
final void	wait(long timeout) Causes the current thread to wait until either another thread invokes the `notify()` method or the `notifyAll()` method for this object, or a specified amount of time has elapsed.

From interface java.awt.Shape

abstract boolean	contains(double x, double y) Tests if the specified coordinates are inside the boundary of the `Shape`.
abstract boolean	contains(Point2D p) Tests if a specified `Point2D` is inside the boundary of the `Shape`.
abstract boolean	contains(double x, double y, double w, double h) Tests if the interior of the `Shape` entirely contains the specified rectangular area.
abstract boolean	contains(Rectangle2D r) Tests if the interior of the `Shape` entirely contains the specified `Rectangle2D`.
abstract Rectangle	getBounds() Returns an integer `Rectangle` that completely encloses the `Shape`.
abstract Rectangle2D	getBounds2D() Returns a high precision and more accurate bounding box of the `Shape` than the `getBounds` method.
abstract PathIterator	getPathIterator(AffineTransform at) Returns an iterator object that iterates along the `Shape` boundary and provides access to the geometry of the `Shape` outline.
abstract PathIterator	getPathIterator(AffineTransform at, double flatness) Returns an iterator object that iterates along the `Shape` boundary and provides access to a flattened view of the `Shape` outline geometry.
abstract boolean	intersects(double x, double y, double w, double h) Tests if the interior of the `Shape` intersects the interior of a specified rectangular area.
abstract boolean	intersects(Rectangle2D r) Tests if the interior of the `Shape` intersects the interior of a specified `Rectangle2D`.

Fields

public double ctrlx1

The X coordinate of the first control point of the cubic curve segment.

public double ctrlx2

The X coordinate of the second control point of the cubic curve segment.

public double ctrly1

The Y coordinate of the first control point of the cubic curve segment.

public double ctrly2

The Y coordinate of the second control point of the cubic curve segment.

public double x1

The X coordinate of the start point of the cubic curve segment.

public double x2

The X coordinate of the end point of the cubic curve segment.

public double y1

The Y coordinate of the start point of the cubic curve segment.

public double y2

The Y coordinate of the end point of the cubic curve segment.

Public Constructors

public CubicCurve2D.Double ()

Constructs and initializes a CubicCurve with coordinates (0, 0, 0, 0, 0, 0, 0, 0).

public CubicCurve2D.Double (double x1, double y1, double ctrlx1, double ctrly1, double ctrlx2, double ctrly2, double x2, double y2)

Constructs and initializes a CubicCurve2D from the specified double coordinates.

Parameters

x1	the X coordinate for the start point of the resulting `CubicCurve2D`
y1	the Y coordinate for the start point of the resulting `CubicCurve2D`
ctrlx1	the X coordinate for the first control point of the resulting `CubicCurve2D`
ctrly1	the Y coordinate for the first control point of the resulting `CubicCurve2D`
ctrlx2	the X coordinate for the second control point of the resulting `CubicCurve2D`
ctrly2	the Y coordinate for the second control point of the resulting `CubicCurve2D`
x2	the X coordinate for the end point of the resulting `CubicCurve2D`
y2	the Y coordinate for the end point of the resulting `CubicCurve2D`

Public Methods

public Rectangle2D getBounds2D ()

public Point2D getCtrlP1 ()

Returns the first control point.

Returns

a Point2D that is the first control point of the CubicCurve2D.

public Point2D getCtrlP2 ()

Returns the second control point.

Returns

a Point2D that is the second control point of the CubicCurve2D.

public double getCtrlX1 ()

Returns the X coordinate of the first control point in double precision.

Returns

the X coordinate of the first control point of the CubicCurve2D.

public double getCtrlX2 ()

Returns the X coordinate of the second control point in double precision.

Returns

the X coordinate of the second control point of the CubicCurve2D.

public double getCtrlY1 ()

Returns the Y coordinate of the first control point in double precision.

Returns

the Y coordinate of the first control point of the CubicCurve2D.

public double getCtrlY2 ()

Returns the Y coordinate of the second control point in double precision.

Returns

the Y coordinate of the second control point of the CubicCurve2D.

public Point2D getP1 ()

Returns the start point.

Returns

a Point2D that is the start point of the CubicCurve2D.

public Point2D getP2 ()

Returns the end point.

Returns

a Point2D that is the end point of the CubicCurve2D.

public double getX1 ()

Returns the X coordinate of the start point in double precision.

Returns

the X coordinate of the start point of the CubicCurve2D.

public double getX2 ()

Returns the X coordinate of the end point in double precision.

Returns

the X coordinate of the end point of the CubicCurve2D.

public double getY1 ()

Returns the Y coordinate of the start point in double precision.

Returns

the Y coordinate of the start point of the CubicCurve2D.

public double getY2 ()

Returns the Y coordinate of the end point in double precision.

Returns

the Y coordinate of the end point of the CubicCurve2D.

public void setCurve (double x1, double y1, double ctrlx1, double ctrly1, double ctrlx2, double ctrly2, double x2, double y2)

Sets the location of the end points and control points of this curve to the specified double coordinates.

Parameters

x1	the X coordinate used to set the start point of this `CubicCurve2D`
y1	the Y coordinate used to set the start point of this `CubicCurve2D`
ctrlx1	the X coordinate used to set the first control point of this `CubicCurve2D`
ctrly1	the Y coordinate used to set the first control point of this `CubicCurve2D`
ctrlx2	the X coordinate used to set the second control point of this `CubicCurve2D`
ctrly2	the Y coordinate used to set the second control point of this `CubicCurve2D`
x2	the X coordinate used to set the end point of this `CubicCurve2D`
y2	the Y coordinate used to set the end point of this `CubicCurve2D`

Interfaces

Classes

Exceptions

CubicCurve2D.Double

Class Overview

Summary

Fields

public double ctrlx1

public double ctrlx2

public double ctrly1

public double ctrly2

public double x1

public double x2

public double y1

public double y2

Public Constructors

public CubicCurve2D.Double ()

public CubicCurve2D.Double (double x1, double y1, double ctrlx1, double ctrly1, double ctrlx2, double ctrly2, double x2, double y2)

Parameters

Public Methods

public Rectangle2D getBounds2D ()

public Point2D getCtrlP1 ()

Returns

public Point2D getCtrlP2 ()

Returns

public double getCtrlX1 ()

Returns

public double getCtrlX2 ()

Returns

public double getCtrlY1 ()

Returns

public double getCtrlY2 ()

Returns

public Point2D getP1 ()

Returns

public Point2D getP2 ()

Returns

public double getX1 ()

Returns

public double getX2 ()

Returns

public double getY1 ()

Returns

public double getY2 ()

Returns

public void setCurve (double x1, double y1, double ctrlx1, double ctrly1, double ctrlx2, double ctrly2, double x2, double y2)

Parameters