Class: Geometry::SizedSquare

Inherits:

Square

• Object
• Square
• Geometry::SizedSquare

Defined in:

lib/geometry/square.rb

Overview

A Square created with an origin point and a size

Accessors

• #center ⇒ Object
• #origin ⇒ Point readonly

  The lower left corner.

• #points ⇒ Array<Point> readonly

  The Square‘s four points (counterclockwise).

Instance Attribute Summary

• #size ⇒ Size

  The Size of the Square.

Attributes inherited from Square

#closed?, #edges

Accessors

• #height ⇒ Number

  The size of the Square along the y-axis.

• #max ⇒ Point

  The upper right corner of the bounding Rectangle.

• #min ⇒ Point

  The lower left corner of the bounding Rectangle.

• #width ⇒ Number

  The size of the Square along the x-axis.

Instance Method Summary

• #initialize(origin, size) ⇒ SizedSquare constructor

  A new instance of SizedSquare.

Methods inherited from Square

#minmax, new, #vertices

Methods included from ClusterFactory

included

Constructor Details

#initialize(origin, size) ⇒ SizedSquare

# File 'lib/geometry/square.rb', line 198

def initialize(origin, size)
    @origin = Point[origin]
    @size = size
end

Instance Attribute Details

#center ⇒ Object

# File 'lib/geometry/square.rb', line 206

def center
    origin + size/2
end

#origin ⇒ Point (readonly)

# File 'lib/geometry/square.rb', line 222

def origin
    @origin
end

#points ⇒ Array<Point> (readonly)

# File 'lib/geometry/square.rb', line 228

def points
    minx = origin.x
    maxx = origin.x + size
    miny = origin.y
    maxy = origin.y + size

    [origin, Point[maxx, miny], Point[maxx, maxy], Point[minx,maxy]]
end

#size ⇒ Size

# File 'lib/geometry/square.rb', line 194

def size
  @size
end

Instance Method Details

#height ⇒ Number

# File 'lib/geometry/square.rb', line 238

def height
    @size
end

#max ⇒ Point

# File 'lib/geometry/square.rb', line 211

def max
    origin + size
end

#min ⇒ Point

# File 'lib/geometry/square.rb', line 216

def min
    origin
end

#width ⇒ Number

# File 'lib/geometry/square.rb', line 243

def width
    @size
end