Class QuadCurve2D.Float

java.lang.Object

java.awt.geom.QuadCurve2D

java.awt.geom.QuadCurve2D.Float

All Implemented Interfaces:

Shape, Serializable, Cloneable

Enclosing class:

QuadCurve2D

public static class QuadCurve2D.Float
extends QuadCurve2D
implements Serializable

A quadratic parametric curve segment specified with float coordinates.

Since:

1.2

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces declared in class QuadCurve2D

QuadCurve2D.Double, QuadCurve2D.Float

Modifier and Type	Class	Description
static class	QuadCurve2D.Double	A quadratic parametric curve segment specified with double coordinates.
static class	QuadCurve2D.Float	A quadratic parametric curve segment specified with float coordinates.

Field Summary

Fields

Modifier and Type	Field	Description
float	ctrlx	The X coordinate of the control point of the quadratic curve segment.
float	ctrly	The Y coordinate of the control point of the quadratic curve segment.
float	x1	The X coordinate of the start point of the quadratic curve segment.
float	x2	The X coordinate of the end point of the quadratic curve segment.
float	y1	The Y coordinate of the start point of the quadratic curve segment.
float	y2	The Y coordinate of the end point of the quadratic curve segment.

Constructor Summary

Constructors

Constructor	Description
Float()	Constructs and initializes a QuadCurve2D with coordinates (0, 0, 0, 0, 0, 0).
Float(float x1, float y1, float ctrlx, float ctrly, float x2, float y2)	Constructs and initializes a QuadCurve2D from the specified float coordinates.

Method Summary

Modifier and Type	Method	Description
Point2D	getCtrlPt()	Returns the control point.
double	getCtrlX()	Returns the X coordinate of the control point in double precision.
double	getCtrlY()	Returns the Y coordinate of the 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 in 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 ctrlx, double ctrly, double x2, double y2)	Sets the location of the end points and control point of this curve to the specified double coordinates.
void	setCurve(float x1, float y1, float ctrlx, float ctrly, float x2, float y2)	Sets the location of the end points and control point of this curve to the specified float coordinates.

Methods declared in class QuadCurve2D

clone, contains, contains, contains, contains, getBounds, getBounds2D, getFlatness, getFlatness, getFlatness, getFlatnessSq, getFlatnessSq, getFlatnessSq, getPathIterator, getPathIterator, intersects, intersects, setCurve, setCurve, setCurve, setCurve, solveQuadratic, solveQuadratic, subdivide, subdivide, subdivide

Modifier and Type	Method	Description
Object	clone()	Creates a new object of the same class and with the same contents as this object.
boolean	contains(double x, double y)	Tests if the specified coordinates are inside the boundary of the Shape, as described by the definition of insideness.
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, as described by the definition of insideness.
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.
Rectangle2D	getBounds2D()	Returns a high precision and more accurate bounding box of the Shape than the getBounds method.
double	getFlatness()	Returns the flatness, or maximum distance of a control point from the line connecting the end points, of this QuadCurve2D.
static double	getFlatness(double[] coords, int offset)	Returns the flatness, or maximum distance of a control point from the line connecting the end points, of the quadratic curve specified by the control points stored in the indicated array at the indicated index.
static double	getFlatness(double x1, double y1, double ctrlx, double ctrly, double x2, double y2)	Returns the flatness, or maximum distance of a control point from the line connecting the end points, of the quadratic curve specified by the indicated control points.
double	getFlatnessSq()	Returns the square of the flatness, or maximum distance of a control point from the line connecting the end points, of this QuadCurve2D.
static double	getFlatnessSq(double[] coords, int offset)	Returns the square of the flatness, or maximum distance of a control point from the line connecting the end points, of the quadratic curve specified by the control points stored in the indicated array at the indicated index.
static double	getFlatnessSq(double x1, double y1, double ctrlx, double ctrly, double x2, double y2)	Returns the square of the flatness, or maximum distance of a control point from the line connecting the end points, of the quadratic curve specified by the indicated control points.
PathIterator	getPathIterator(AffineTransform at)	Returns an iteration object that defines the boundary of the shape of this QuadCurve2D.
PathIterator	getPathIterator(AffineTransform at, double flatness)	Returns an iteration object that defines the boundary of the flattened shape of this QuadCurve2D.
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(double[] coords, int offset)	Sets the location of the end points and control points of this QuadCurve2D to the double coordinates at the specified offset in the specified array.
void	setCurve(Point2D[] pts, int offset)	Sets the location of the end points and control points of this QuadCurve2D to the coordinates of the Point2D objects at the specified offset in the specified array.
void	setCurve(Point2D p1, Point2D cp, Point2D p2)	Sets the location of the end points and control point of this QuadCurve2D to the specified Point2D coordinates.
void	setCurve(QuadCurve2D c)	Sets the location of the end points and control point of this QuadCurve2D to the same as those in the specified QuadCurve2D.
static int	solveQuadratic(double[] eqn)	Solves the quadratic whose coefficients are in the eqn array and places the non-complex roots back into the same array, returning the number of roots.
static int	solveQuadratic(double[] eqn, double[] res)	Solves the quadratic whose coefficients are in the eqn array and places the non-complex roots into the res array, returning the number of roots.
static void	subdivide(double[] src, int srcoff, double[] left, int leftoff, double[] right, int rightoff)	Subdivides the quadratic curve specified by the coordinates stored in the src array at indices srcoff through srcoff + 5 and stores the resulting two subdivided curves into the two result arrays at the corresponding indices.
void	subdivide(QuadCurve2D left, QuadCurve2D right)	Subdivides this QuadCurve2D and stores the resulting two subdivided curves into the left and right curve parameters.
static void	subdivide(QuadCurve2D src, QuadCurve2D left, QuadCurve2D right)	Subdivides the quadratic curve specified by the src parameter and stores the resulting two subdivided curves into the left and right curve parameters.

Methods declared in class Object

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

Modifier and Type	Method	Description
boolean	equals(Object obj)	Indicates whether some other object is "equal to" this one.
protected void	finalize()	Deprecated, for removal: This API element is subject to removal in a future version. Finalization is deprecated and subject to removal in a future release.
final Class<?>	getClass()	Returns the runtime class of this Object.
int	hashCode()	Returns a hash code value for this 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 it is awakened, typically by being notified or interrupted.
final void	wait(long timeoutMillis)	Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.
final void	wait(long timeoutMillis, int nanos)	Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.

Field Details

x1

public float x1

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

Since:

1.2

y1

public float y1

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

Since:

1.2

ctrlx

public float ctrlx

The X coordinate of the control point of the quadratic curve segment.

Since:

1.2

ctrly

public float ctrly

The Y coordinate of the control point of the quadratic curve segment.

Since:

1.2

x2

public float x2

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

Since:

1.2

y2

public float y2

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

Since:

1.2

Constructor Details

Float

public Float()

Constructs and initializes a QuadCurve2D with coordinates (0, 0, 0, 0, 0, 0).

Since:

1.2

Float

public Float(float x1,
 float y1,
 float ctrlx,
 float ctrly,
 float x2,
 float y2)

Constructs and initializes a QuadCurve2D from the specified float coordinates.

Parameters:

x1 - the X coordinate of the start point

y1 - the Y coordinate of the start point

ctrlx - the X coordinate of the control point

ctrly - the Y coordinate of the control point

x2 - the X coordinate of the end point

y2 - the Y coordinate of the end point

Since:

1.2

Method Details

getX1

public double getX1()

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

Specified by:

getX1 in class QuadCurve2D

Returns:

the X coordinate of the start point.

Since:

1.2

getY1

public double getY1()

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

Specified by:

getY1 in class QuadCurve2D

Returns:

the Y coordinate of the start point.

Since:

1.2

getP1

public Point2D getP1()

Returns the start point.

Specified by:

getP1 in class QuadCurve2D

Returns:

a Point2D that is the start point of this QuadCurve2D.

Since:

1.2

getCtrlX

public double getCtrlX()

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

Specified by:

getCtrlX in class QuadCurve2D

Returns:

X coordinate the control point

Since:

1.2

getCtrlY

public double getCtrlY()

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

Specified by:

getCtrlY in class QuadCurve2D

Returns:

the Y coordinate of the control point.

Since:

1.2

getCtrlPt

public Point2D getCtrlPt()

Returns the control point.

Specified by:

getCtrlPt in class QuadCurve2D

Returns:

a Point2D that is the control point of this Point2D.

Since:

1.2

getX2

public double getX2()

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

Specified by:

getX2 in class QuadCurve2D

Returns:

the x coordinate of the end point.

Since:

1.2

getY2

public double getY2()

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

Specified by:

getY2 in class QuadCurve2D

Returns:

the Y coordinate of the end point.

Since:

1.2

getP2

public Point2D getP2()

Returns the end point.

Specified by:

getP2 in class QuadCurve2D

Returns:

a Point object that is the end point of this Point2D.

Since:

1.2

setCurve

public void setCurve(double x1,
 double y1,
 double ctrlx,
 double ctrly,
 double x2,
 double y2)

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

Specified by:

setCurve in class QuadCurve2D

Parameters:

x1 - the X coordinate of the start point

y1 - the Y coordinate of the start point

ctrlx - the X coordinate of the control point

ctrly - the Y coordinate of the control point

x2 - the X coordinate of the end point

y2 - the Y coordinate of the end point

Since:

1.2

setCurve

public void setCurve(float x1,
 float y1,
 float ctrlx,
 float ctrly,
 float x2,
 float y2)

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

Parameters:

x1 - the X coordinate of the start point

y1 - the Y coordinate of the start point

ctrlx - the X coordinate of the control point

ctrly - the Y coordinate of the control point

x2 - the X coordinate of the end point

y2 - the Y coordinate of the end point

Since:

1.2