LibBoard::Ellipse Struct Reference

An ellipse. More...

#include <Shapes.h>

Inheritance diagram for LibBoard::Ellipse:

LibBoard::Shape LibBoard::Circle

List of all members.

Public Member Functions

 Ellipse (double x, double y, double xRadius, double yRadius, Color penColor, Color fillColor, float lineWidth, int depth=-1)
const std::string & name () const
Point center () const
Shaperotate (double angle, const Point &center)
Ellipse rotated (double angle, const Point &center) const
Shaperotate (double angle)
Ellipse rotated (double angle) const
Shapetranslate (double dx, double dy)
Ellipse translated (double dx, double dy) const
Shapescale (double sx, double sy)
Shapescale (double s)
Ellipse scaled (double sx, double sy) const
Ellipse scaled (double s) const
void scaleAll (double s)
void flushPostscript (std::ostream &stream, const TransformEPS &transform) const
void flushFIG (std::ostream &stream, const TransformFIG &transform, std::map< Color, int > &colormap) const
void flushSVG (std::ostream &stream, const TransformSVG &transform) const
Rect boundingBox () const
Shapeclone () const

Protected Attributes

Point _center
double _xRadius
double _yRadius
double _angle
bool _circle


Detailed Description

An ellipse.

The ellipse structure.

Examples:

examples/ellipse.cpp, and examples/example4.cpp.


Member Function Documentation

const std::string & LibBoard::Ellipse::name (  )  const [virtual]

Returns the generic name of the shape (e.g., Circle, Rectangle, etc.)

Returns:

Reimplemented from LibBoard::Shape.

Reimplemented in LibBoard::Circle.

Point LibBoard::Ellipse::center (  )  const [virtual]

Returns the gravity center of the shape.

Returns:
The center of the shape.

Implements LibBoard::Shape.

Reimplemented in LibBoard::Circle.

Referenced by rotate(), and rotated().

Shape & LibBoard::Ellipse::rotate ( double  angle,
const Point center 
) [virtual]

Rotate the shape around a given center of rotation.

Parameters:
angle The rotation angle in radian.
center The center of rotation.
Returns:
A reference to the shape itself.

Implements LibBoard::Shape.

Reimplemented in LibBoard::Circle.

References LibBoard::Point::rotated(), LibBoard::Point::x, and LibBoard::Point::y.

Referenced by LibBoard::Circle::rotate(), rotate(), and rotated().

Ellipse LibBoard::Ellipse::rotated ( double  angle,
const Point center 
) const

Parameters:
angle 
center 
Returns:

Reimplemented in LibBoard::Circle.

References rotate().

Shape & LibBoard::Ellipse::rotate ( double  angle  )  [virtual]

Rotate the shape around its center.

Parameters:
angle The rotation angle in radian.
Returns:
A reference to the shape itself.

Implements LibBoard::Shape.

Reimplemented in LibBoard::Circle.

References center(), and rotate().

Ellipse LibBoard::Ellipse::rotated ( double  angle  )  const

Parameters:
angle 
Returns:

Reimplemented in LibBoard::Circle.

References center(), and rotate().

Shape & LibBoard::Ellipse::translate ( double  dx,
double  dy 
) [virtual]

Translate the shape by a given offset.

Parameters:
dx The x offset.
dy The y offset.
Returns:
A reference to the shape itself.

Implements LibBoard::Shape.

Reimplemented in LibBoard::Circle.

Ellipse LibBoard::Ellipse::translated ( double  dx,
double  dy 
) const

Parameters:
dx 
dy 
Returns:

Reimplemented in LibBoard::Circle.

References _center.

Shape & LibBoard::Ellipse::scale ( double  sx,
double  sy 
) [virtual]

Scale the shape along the x an y axis.

Parameters:
sx The scale factor along the x axis.
sy The scale factor along the y axis.
Returns:
The shape itself.

Implements LibBoard::Shape.

Reimplemented in LibBoard::Circle.

References LibBoard::Point::norm(), LibBoard::Shape::rotate(), LibBoard::Point::x, and LibBoard::Point::y.

Referenced by LibBoard::Circle::scale(), scale(), and scaled().

Shape & LibBoard::Ellipse::scale ( double  s  )  [virtual]

Scale the shape along both axis.

Parameters:
s The scale factor along both axis.
Returns:
The shape itself.

Implements LibBoard::Shape.

Reimplemented in LibBoard::Circle.

References scale().

Ellipse LibBoard::Ellipse::scaled ( double  sx,
double  sy 
) const

Parameters:
sx 
sy 
Returns:

Reimplemented in LibBoard::Circle.

References scale().

void LibBoard::Ellipse::scaleAll ( double  s  )  [virtual]

Scales all the values (positions, dimensions, etc.) associated with the shape.

Parameters:
s The scaling factor.

Implements LibBoard::Shape.

Reimplemented in LibBoard::Circle.

void LibBoard::Ellipse::flushPostscript ( std::ostream &  stream,
const TransformEPS transform 
) const [virtual]

Writes the EPS code of the shape in a stream according to a transform.

Parameters:
stream The output stream.
transform A 2D transform to be applied.

Implements LibBoard::Shape.

References LibBoard::Shape::_fillColor, LibBoard::Shape::_penColor, LibBoard::Shape::filled(), LibBoard::Transform::mapX(), LibBoard::TransformEPS::mapY(), LibBoard::Color::postscript(), LibBoard::Shape::postscriptProperties(), LibBoard::Transform::scale(), LibBoard::Point::x, and LibBoard::Point::y.

void LibBoard::Ellipse::flushFIG ( std::ostream &  stream,
const TransformFIG transform,
std::map< Color, int > &  colormap 
) const [virtual]

void LibBoard::Ellipse::flushSVG ( std::ostream &  stream,
const TransformSVG transform 
) const [virtual]

Writes the SVG code of the shape in a stream according to a transform.

Parameters:
stream The output stream.
transform A 2D transform to be applied.

Implements LibBoard::Shape.

Reimplemented in LibBoard::Circle.

References LibBoard::Transform::mapX(), LibBoard::TransformSVG::mapY(), LibBoard::Transform::scale(), LibBoard::Shape::svgProperties(), LibBoard::Point::x, and LibBoard::Point::y.

Referenced by LibBoard::Circle::flushSVG().

Rect LibBoard::Ellipse::boundingBox (  )  const [virtual]

Returns the bounding box of the figure.

Returns:
The rectangle of the bounding box.

Implements LibBoard::Shape.

References LibBoard::Point::x, and LibBoard::Point::y.

Shape * LibBoard::Ellipse::clone (  )  const [virtual]

Return a copy of the shape.

Returns:

Implements LibBoard::Shape.

Reimplemented in LibBoard::Circle.


The documentation for this struct was generated from the following files:

Generated on Mon Jan 19 09:48:19 2009 for Board by  doxygen 1.5.6