org.vizzini.ui.graphics.shape
Class Ellipse

java.lang.Object
  org.vizzini.ui.graphics.shape.AbstractShape
      org.vizzini.ui.graphics.shape.Ellipse

All Implemented Interfaces:

Comparable, IStateful, IShape

public class Ellipse
extends AbstractShape

Provides an ellipse shape.

Since:

v0.3

Version:

v0.3

Author:

Jeffrey M. Thompson

Field Summary

static int	X_Y_PLANE Constant indicating the ellipse is in the X-Y plane.
static int	X_Z_PLANE Constant indicating the ellipse is in the X-Z plane.
static int	Y_Z_PLANE Constant indicating the ellipse is in the Y-Z plane.

Fields inherited from class org.vizzini.ui.graphics.shape.AbstractShape

_isWireframe, _points, _screenCenter, _screenPoints, _shapeGroup, _zNormal

Constructor Summary

Ellipse(int segments, double width, double height)
Construct this object with the given parameters.

Ellipse(int segments, double width, double height, boolean isFrontDrawn, boolean isBackDrawn)
Construct this object with the given parameters.

Ellipse(int segments, double width, double height, boolean isFrontDrawn, boolean isBackDrawn, int plane)
Construct this object with the given parameters.

Method Summary

protected Vector	computeScreenCenter(Quaternion q, Vector v, double magnify, int offsetX, int offsetY) Compute the center in screen coordinates.
protected void	drawOnSolid(Graphics g, double magnify) Draw a solid representation of this shape on the given graphics with the given magnification.
protected void	drawOnWireframe(Graphics g, double magnify) Draw a wireframe representation of this shape on the given graphics with the given magnification.

Methods inherited from class org.vizzini.ui.graphics.shape.AbstractShape

add, clear, compareTo, computeCenteredScreenPoints, computeNormalZComponent, computeScreenPoints, contains, createState, createStatefulSupport, drawOn, drawOn, getAbsoluteState, getBounds, getChildren, getColor, getColorForIntensity, getDepth, getDimensions, getHeight, getMinDimension, getName, getScreenCenter, getShapeGroup, getState, getStatefulParent, getTextureFilepath, getWidth, isInFrontOf, isLightSource, isTextureFilepathSet, isVisible, isWireframe, remove, setColor, setLightSource, setName, setStatefulParent, setTextureFilepath, setVisible, setWireframe, toString

Methods inherited from class java.lang.Object

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

Field Detail

X_Y_PLANE

public static final int X_Y_PLANE

Constant indicating the ellipse is in the X-Y plane.

See Also:

Constant Field Values

X_Z_PLANE

public static final int X_Z_PLANE

Constant indicating the ellipse is in the X-Z plane.

See Also:

Constant Field Values

Y_Z_PLANE

public static final int Y_Z_PLANE

Constant indicating the ellipse is in the Y-Z plane.

See Also:

Constant Field Values

Constructor Detail

Ellipse

public Ellipse(int segments,
               double width,
               double height)

Construct this object with the given parameters.

Parameters:

segments - Number of segments in the ellipse.

width - Width.

height - Height.

Since:

v0.3

Ellipse

public Ellipse(int segments,
               double width,
               double height,
               boolean isFrontDrawn,
               boolean isBackDrawn)

Construct this object with the given parameters.

Parameters:

segments - Number of segments in the ellipse.

width - Width.

height - Height.

isFrontDrawn - Flag indicating whether the front portion of the ellipse is drawn.

isBackDrawn - Flag indicating whether the back portion of the ellipse is drawn.

Since:

v0.3

Ellipse

public Ellipse(int segments,
               double width,
               double height,
               boolean isFrontDrawn,
               boolean isBackDrawn,
               int plane)

Construct this object with the given parameters.

Parameters:

segments - Number of segments in the ellipse.

width - Width.

height - Height.

isFrontDrawn - Flag indicating whether the front portion of the ellipse is drawn.

isBackDrawn - Flag indicating whether the back portion of the ellipse is drawn.

Since:

v0.3

Method Detail

computeScreenCenter

protected Vector computeScreenCenter(Quaternion q,
                                     Vector v,
                                     double magnify,
                                     int offsetX,
                                     int offsetY)

Compute the center in screen coordinates. Extends the super method to bias this screen center relative to other shapes.

Overrides:

computeScreenCenter in class AbstractShape

Parameters:

q - The parent quaternion.

v - The parent center.

magnify - The magnification.

offsetX - The offset X coordinate.

offsetY - The offset Y coordinate.

Since:

v0.3

drawOnSolid

protected void drawOnSolid(Graphics g,
                           double magnify)

Draw a solid representation of this shape on the given graphics with the given magnification.

Overrides:

drawOnSolid in class AbstractShape

Parameters:

g - The graphics.

magnify - The magnification.

Since:

v0.3

drawOnWireframe

protected void drawOnWireframe(Graphics g,
                               double magnify)

Draw a wireframe representation of this shape on the given graphics with the given magnification.

Overrides:

drawOnWireframe in class AbstractShape

Parameters:

g - The graphics.

magnify - The magnification.

Since:

v0.3