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Class objects.EuPoint

java.lang.Object
   |
   +----objects.EuObject
           |
           +----objects.EuPoint

public class EuPoint

extends EuObject

anchor

EuPoint(double, double)

The constructor does initialization.

EuPoint(EuVector)

The constructor does initialization.

EuPoint(EuWorkVector)

The constructor does initialization.

atParameter(double)

Return in a

castIdentical(EuObject)

See if passed object is identical to the present one.

closureContains(EuVector)

See if passed point is identical to the present one.

draw(Graphics, mouseInfo)

Draw the point as a symbol, defined in the

interiorContains(EuVector)

Always false

matchingPair(EuVector, EuVector, EuVector, EuVector)

mouseVicinity(mouseVector, mouseInfo)

See if mouse position is close to this point.

myFullShadow()

overlaps(EuObject)

Acts identically to

setShadow(int)

Sets the

subType()

type()

 public EuVector anchor

 public EuPoint(double x,
                double y)

The constructor does initialization. No error possibilities.

Parameters:

x - the first coordinate

y - the second coordinate

 public EuPoint(EuWorkVector v)

The constructor does initialization. No error possibilities.

Parameters:

v - the vector

 public EuPoint(EuVector v)

The constructor does initialization. No error possibilities.

Parameters:

v - the vector

 public EuWorkVector atParameter(double t)

Return in a @see EuWorkVector the point's coordinates.

Parameters:

t - the parameter (ignored)

Returns:

the coordinates

Overrides:

atParameter in class EuObject

 public void draw(Graphics g,
                  mouseInfo info)

Draw the point as a symbol, defined in the @see mouseInfo class.

Parameters:

g - the Graphics handle on the window

info - information used in positioning the object

Overrides:

draw in class EuObject

 public boolean castIdentical(EuObject other)

See if passed object is identical to the present one.

Parameters:

other - the object being compared to the present one

Returns:

true if passed object is a @see EuPoint with the same coordinates.

Overrides:

castIdentical in class EuObject

 public boolean mouseVicinity(mouseVector mouseAt,
                              mouseInfo info)

See if mouse position is close to this point.

Parameters:

mouseAt - The coordinates of the mouse position

info - information used in locating the object on screen

Returns:

true if the mouse is close to the point.

Overrides:

mouseVicinity in class EuObject

 public boolean overlaps(EuObject other)

Acts identically to @see castIdentical()

Parameters:

other - the object being compared to the present one

Returns:

true if passed object is a @see EuPoint with the same coordinates

Overrides:

overlaps in class EuObject

 public boolean interiorContains(EuVector point)

Always false

Parameters:

point - the point being compared to the present one

Returns:

true if passed object has same coordinates.

Overrides:

interiorContains in class EuObject

 public boolean closureContains(EuVector point)

See if passed point is identical to the present one.

Parameters:

point - the point being compared to the present one

Returns:

true if passed object has same coordinates.

Overrides:

closureContains in class EuObject

 public int type()

Returns:

@see POINT

Overrides:

type in class EuObject

 public int subType()

Returns:

@see A_POINT

Overrides:

subType in class EuObject

 public int myFullShadow()

Returns:

-1 as this object is full.

Overrides:

myFullShadow in class EuObject

 protected boolean matchingPair(EuVector a,
                                EuVector b,
                                EuVector c,
                                EuVector d)

 public void setShadow(int i)

Sets the @see EuLab number of the full object behind the present one.

Returns:

i the EuLab index (ignored)

Overrides:

setShadow in class EuObject

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