JavaTM 2 Platform
Std. Ed. v1.3.1

java.awt.geom
Class QuadCurve2D.Double

java.lang.Object
  |
  +--java.awt.geom.QuadCurve2D
        |
        +--java.awt.geom.QuadCurve2D.Double
All Implemented Interfaces:
Cloneable, Shape
Enclosing class:
QuadCurve2D

public static class QuadCurve2D.Double
extends QuadCurve2D

A quadratic parametric curve segment specified with double coordinates.


Inner classes inherited from class java.awt.geom.QuadCurve2D
QuadCurve2D.Double, QuadCurve2D.Float
 
Field Summary
 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 x 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
QuadCurve2D.Double()
          Constructs and initializes a QuadCurve2D with coordinates (0, 0, 0, 0, 0, 0).
QuadCurve2D.Double(double x1, double y1, double ctrlx, double ctrly, double x2, double y2)
          Constructs and initializes a QuadCurve2D from the specified coordinates.
 
Method Summary
 Rectangle2D getBounds2D()
          Returns the bounding box of this QuadCurve2D.
 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 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 endpoints and controlpoint of this curve to the specified double coordinates.
 
Methods inherited from class java.awt.geom.QuadCurve2D
clone, contains, contains, contains, contains, getBounds, getFlatness, getFlatness, getFlatness, getFlatnessSq, getFlatnessSq, getFlatnessSq, getPathIterator, getPathIterator, intersects, intersects, setCurve, setCurve, setCurve, setCurve, solveQuadratic, solveQuadratic, subdivide, subdivide, subdivide
 
Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

x1

public double x1
The x coordinate of the start point of the quadratic curve segment.

y1

public double y1
The x coordinate of the start point of the quadratic curve segment.

ctrlx

public double ctrlx
The x coordinate of the control point of the quadratic curve segment.

ctrly

public double ctrly
The y coordinate of the control point of the quadratic curve segment.

x2

public double x2
The x coordinate of the end point of the quadratic curve segment.

y2

public double y2
The y coordinate of the end point of the quadratic curve segment.
Constructor Detail

QuadCurve2D.Double

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

QuadCurve2D.Double

public QuadCurve2D.Double(double x1,
                          double y1,
                          double ctrlx,
                          double ctrly,
                          double x2,
                          double y2)
Constructs and initializes a QuadCurve2D from the specified coordinates.
Parameters:
x1, y1 - the coordinates of the starting point
ctrlx, ctrly - the coordinates of the control point
x2, y1 - the coordinates of the ending point
Method Detail

getX1

public double getX1()
Returns the x coordinate of the start point in double precision.
Overrides:
getX1 in class QuadCurve2D
Returns:
the x coordinate of the starting point.

getY1

public double getY1()
Returns the y coordinate of the start point in double precision.
Overrides:
getY1 in class QuadCurve2D
Returns:
the y coordiante of the starting point.

getP1

public Point2D getP1()
Returns the start point.
Overrides:
getP1 in class QuadCurve2D
Returns:
a Point2D that is the starting point of this QuadCurve2D.

getCtrlX

public double getCtrlX()
Returns the x coordinate of the control point in double precision.
Overrides:
getCtrlX in class QuadCurve2D
Returns:
the x coordinate of the control point.

getCtrlY

public double getCtrlY()
Returns the y coordinate of the control point in double precision.
Overrides:
getCtrlY in class QuadCurve2D
Returns:
the y coordiante of the control point.

getCtrlPt

public Point2D getCtrlPt()
Returns the control point.
Overrides:
getCtrlPt in class QuadCurve2D
Returns:
a Point2D object that is the control point of this QuadCurve2D.

getX2

public double getX2()
Returns the x coordinate of the end point in double precision.
Overrides:
getX2 in class QuadCurve2D
Returns:
the x coordiante of the end point.

getY2

public double getY2()
Returns the y coordinate of the end point in double precision.
Overrides:
getY2 in class QuadCurve2D
Returns:
the y coordiante of the end point.

getP2

public Point2D getP2()
Returns the end point.
Overrides:
getP2 in class QuadCurve2D
Returns:
a Point2D that is the end point of this QuadCurve2D.

setCurve

public void setCurve(double x1,
                     double y1,
                     double ctrlx,
                     double ctrly,
                     double x2,
                     double y2)
Sets the location of the endpoints and controlpoint of this curve to the specified double coordinates.
Overrides:
setCurve in class QuadCurve2D
Parameters:
x1, y1 - the coordinates of the starting point
ctrlx, ctrly - the coordinates of the control point
x2, y1 - the coordinates of the ending point

getBounds2D

public Rectangle2D getBounds2D()
Returns the bounding box of this QuadCurve2D.
Returns:
a Rectangle2D that is the bounding box of the shape of this QuadCurve2D.

JavaTM 2 Platform
Std. Ed. v1.3.1

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