Line2D.Float (Java 2 Platform SE 5.0) (original) (raw)

java.awt.geom

Class Line2D.Float

java.lang.Object extended by java.awt.geom.Line2D java.awt.geom.Line2D.Float

All Implemented Interfaces:

Shape, Cloneable

Enclosing class:

Line2D

public static class Line2D.Float

extends Line2D

A line segment specified with float coordinates.

Nested Class Summary

Nested classes/interfaces inherited from class java.awt.geom.Line2D
Line2D.Double, Line2D.Float

Field Summary
float	x1 The X coordinate of the start point of the line segment.
float	x2 The X coordinate of the end point of the line segment.
float	y1 The Y coordinate of the start point of the line segment.
float	y2 The Y coordinate of the end point of the line segment.

Constructor Summary
Line2D.Float() Constructs and initializes a Line with coordinates (0, 0) -> (0, 0).
[Line2D.Float](../../../java/awt/geom/Line2D.Float.html#Line2D.Float%28float, float, float, float%29)(float X1, float Y1, float X2, float Y2) Constructs and initializes a Line from the specified coordinates.
[Line2D.Float](../../../java/awt/geom/Line2D.Float.html#Line2D.Float%28java.awt.geom.Point2D, java.awt.geom.Point2D%29)(Point2D p1,Point2D p2) Constructs and initializes a Line2D from the specified Point2D objects.

Method Summary
Rectangle2D	getBounds2D() Returns the high-precision bounding box of thisLine2D.
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	[setLine](../../../java/awt/geom/Line2D.Float.html#setLine%28double, double, double, double%29)(double X1, double Y1, double X2, double Y2) Sets the location of the endpoints of this Line2D to the specified double coordinates.
void	[setLine](../../../java/awt/geom/Line2D.Float.html#setLine%28float, float, float, float%29)(float X1, float Y1, float X2, float Y2) Sets the location of the endpoints of this Line2D to the specified float coordinates.

Methods inherited from class java.awt.geom.Line2D
clone, [contains](../../../java/awt/geom/Line2D.html#contains%28double, double%29), [contains](../../../java/awt/geom/Line2D.html#contains%28double, double, double, double%29), contains, contains, getBounds, getPathIterator, [getPathIterator](../../../java/awt/geom/Line2D.html#getPathIterator%28java.awt.geom.AffineTransform, double%29), [intersects](../../../java/awt/geom/Line2D.html#intersects%28double, double, double, double%29), intersects, [intersectsLine](../../../java/awt/geom/Line2D.html#intersectsLine%28double, double, double, double%29), intersectsLine, [linesIntersect](../../../java/awt/geom/Line2D.html#linesIntersect%28double, double, double, double, double, double, double, double%29), [ptLineDist](../../../java/awt/geom/Line2D.html#ptLineDist%28double, double%29), [ptLineDist](../../../java/awt/geom/Line2D.html#ptLineDist%28double, double, double, double, double, double%29), ptLineDist, [ptLineDistSq](../../../java/awt/geom/Line2D.html#ptLineDistSq%28double, double%29), [ptLineDistSq](../../../java/awt/geom/Line2D.html#ptLineDistSq%28double, double, double, double, double, double%29), ptLineDistSq, [ptSegDist](../../../java/awt/geom/Line2D.html#ptSegDist%28double, double%29), [ptSegDist](../../../java/awt/geom/Line2D.html#ptSegDist%28double, double, double, double, double, double%29), ptSegDist, [ptSegDistSq](../../../java/awt/geom/Line2D.html#ptSegDistSq%28double, double%29), [ptSegDistSq](../../../java/awt/geom/Line2D.html#ptSegDistSq%28double, double, double, double, double, double%29), ptSegDistSq, [relativeCCW](../../../java/awt/geom/Line2D.html#relativeCCW%28double, double%29), [relativeCCW](../../../java/awt/geom/Line2D.html#relativeCCW%28double, double, double, double, double, double%29), relativeCCW, setLine, [setLine](../../../java/awt/geom/Line2D.html#setLine%28java.awt.geom.Point2D, java.awt.geom.Point2D%29)

Methods inherited from class java.awt.geom.Line2D

clone, [contains](../../../java/awt/geom/Line2D.html#contains%28double, double%29), [contains](../../../java/awt/geom/Line2D.html#contains%28double, double, double, double%29), contains, contains, getBounds, getPathIterator, [getPathIterator](../../../java/awt/geom/Line2D.html#getPathIterator%28java.awt.geom.AffineTransform, double%29), [intersects](../../../java/awt/geom/Line2D.html#intersects%28double, double, double, double%29), intersects, [intersectsLine](../../../java/awt/geom/Line2D.html#intersectsLine%28double, double, double, double%29), intersectsLine, [linesIntersect](../../../java/awt/geom/Line2D.html#linesIntersect%28double, double, double, double, double, double, double, double%29), [ptLineDist](../../../java/awt/geom/Line2D.html#ptLineDist%28double, double%29), [ptLineDist](../../../java/awt/geom/Line2D.html#ptLineDist%28double, double, double, double, double, double%29), ptLineDist, [ptLineDistSq](../../../java/awt/geom/Line2D.html#ptLineDistSq%28double, double%29), [ptLineDistSq](../../../java/awt/geom/Line2D.html#ptLineDistSq%28double, double, double, double, double, double%29), ptLineDistSq, [ptSegDist](../../../java/awt/geom/Line2D.html#ptSegDist%28double, double%29), [ptSegDist](../../../java/awt/geom/Line2D.html#ptSegDist%28double, double, double, double, double, double%29), ptSegDist, [ptSegDistSq](../../../java/awt/geom/Line2D.html#ptSegDistSq%28double, double%29), [ptSegDistSq](../../../java/awt/geom/Line2D.html#ptSegDistSq%28double, double, double, double, double, double%29), ptSegDistSq, [relativeCCW](../../../java/awt/geom/Line2D.html#relativeCCW%28double, double%29), [relativeCCW](../../../java/awt/geom/Line2D.html#relativeCCW%28double, double, double, double, double, double%29), relativeCCW, setLine, [setLine](../../../java/awt/geom/Line2D.html#setLine%28java.awt.geom.Point2D, java.awt.geom.Point2D%29)

Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, [wait](../../../java/lang/Object.html#wait%28long, int%29)

Field Detail

x1

public float x1

The X coordinate of the start point of the line segment.

y1

public float y1

The Y coordinate of the start point of the line segment.

x2

public float x2

The X coordinate of the end point of the line segment.

y2

public float y2

The Y coordinate of the end point of the line segment.

Constructor Detail

Line2D.Float

public Line2D.Float()

Constructs and initializes a Line with coordinates (0, 0) -> (0, 0).

Line2D.Float

public Line2D.Float(float X1, float Y1, float X2, float Y2)

Constructs and initializes a Line from the specified coordinates.

Parameters:

X1, Y1 - the first specified coordinates

X2, Y2 - the second specified coordinates

Line2D.Float

public Line2D.Float(Point2D p1, Point2D p2)

Constructs and initializes a Line2D from the specified Point2D objects.

Parameters:

p1 - the first specified Point2D

p2 - the second specified Point2D

Method Detail

getX1

public double getX1()

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

Specified by:

[getX1](../../../java/awt/geom/Line2D.html#getX1%28%29) in class [Line2D](../../../java/awt/geom/Line2D.html "class in java.awt.geom")

Returns:

the x coordinate of this Line2D object's starting point in double precision.

getY1

public double getY1()

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

Specified by:

[getY1](../../../java/awt/geom/Line2D.html#getY1%28%29) in class [Line2D](../../../java/awt/geom/Line2D.html "class in java.awt.geom")

Returns:

the x coordinate of this Line2D object's starting point in double precision.

getP1

public Point2D getP1()

Returns the start point.

Specified by:

[getP1](../../../java/awt/geom/Line2D.html#getP1%28%29) in class [Line2D](../../../java/awt/geom/Line2D.html "class in java.awt.geom")

Returns:

the starting Point2D object of thisLine2D.

getX2

public double getX2()

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

Specified by:

[getX2](../../../java/awt/geom/Line2D.html#getX2%28%29) in class [Line2D](../../../java/awt/geom/Line2D.html "class in java.awt.geom")

Returns:

the x coordinate of this Line2D object's ending point in double precision.

getY2

public double getY2()

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

Specified by:

[getY2](../../../java/awt/geom/Line2D.html#getY2%28%29) in class [Line2D](../../../java/awt/geom/Line2D.html "class in java.awt.geom")

Returns:

the Y coordinate of this Line2D object's ending point in double precision.

getP2

public Point2D getP2()

Returns the end point.

Specified by:

[getP2](../../../java/awt/geom/Line2D.html#getP2%28%29) in class [Line2D](../../../java/awt/geom/Line2D.html "class in java.awt.geom")

Returns:

the ending Point2D object of thisLine2D.

setLine

public void setLine(double X1, double Y1, double X2, double Y2)

Sets the location of the endpoints of this Line2D to the specified double coordinates.

Specified by:

[setLine](../../../java/awt/geom/Line2D.html#setLine%28double, double, double, double%29) in class [Line2D](../../../java/awt/geom/Line2D.html "class in java.awt.geom")

Parameters:

X1, Y1 - the first specified coordinate

X2, Y2 - the second specified coordinate

setLine

public void setLine(float X1, float Y1, float X2, float Y2)

Sets the location of the endpoints of this Line2D to the specified float coordinates.

Parameters:

X1, Y1 - the first specified coordinate

X2, Y2 - the second specified coordinate

getBounds2D

public Rectangle2D getBounds2D()

Returns the high-precision bounding box of thisLine2D.

Returns:

a Rectangle2D that is the high-precision bounding box of this Line2D.

See Also:

Shape.getBounds()

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For further API reference and developer documentation, see Java 2 SDK SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.