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Class QuadCurve2D.Double

java.lang.Object

java.awt.geom.QuadCurve2D

java.awt.geom.QuadCurve2D.Double

All Implemented Interfaces:: Shape, Serializable, Cloneable

Enclosing class:: QuadCurve2D

public static class QuadCurve2D.Double extends QuadCurve2D implements Serializable

A quadratic parametric curve segment specified with double coordinates.

Since:

1.2

See Also:

Nested Class Summary

Nested classes/interfaces declared in class QuadCurve2D

QuadCurve2D.Double, QuadCurve2D.Float

Field Summary

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

Constructor Summary

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

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

Methods declared in class Object

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

Field Details

x1

public double x1

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

Since:: 1.2

y1

public double y1

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

Since:: 1.2

ctrlx

public double ctrlx

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

Since:: 1.2

ctrly

public double ctrly

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

Since:: 1.2

x2

public double x2

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

Since:: 1.2

y2

public double y2

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

Since:: 1.2

Constructor Details

Double

public Double()

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

Since:: 1.2

Double

public Double(double x1, double y1, double ctrlx, double ctrly, double x2, double y2)

Constructs and initializes a QuadCurve2D from the specified double 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

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https://docs.oracle.com/en/java/javase/25/docs/api/java.desktop/java/awt/geom/QuadCurve2D.Double.html