Class: Sevgi::Geometry::Tile

Inherits:
Element
  • Object
show all
Includes:
Enumerable
Defined in:
lib/sevgi/geometry/sundries/tile.rb

Direct Known Subclasses

Grid

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Element

#at, #bh, #bw, #ignorable?, #position, #position!, #translate

Constructor Details

#initialize(element, position: nil, nx: 1, ny: 1) ⇒ Tile

Returns a new instance of Tile.

Raises:



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# File 'lib/sevgi/geometry/sundries/tile.rb', line 10

def initialize(element, position: nil, nx: 1, ny: 1)
  raise(ArgumentError, "Must be an Element object: #{element}") unless element.is_a?(Element)

  @element  = element
  @position = position

  @nx       = nx
  @ny       = ny
end

Instance Attribute Details

#element ⇒ Object (readonly)

Returns the value of attribute element.



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# File 'lib/sevgi/geometry/sundries/tile.rb', line 8

def element
  @element
end

#nx ⇒ Object (readonly)

Returns the value of attribute nx.



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# File 'lib/sevgi/geometry/sundries/tile.rb', line 8

def nx
  @nx
end

#ny ⇒ Object (readonly)

Returns the value of attribute ny.



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# File 'lib/sevgi/geometry/sundries/tile.rb', line 8

def ny
  @ny
end

Instance Method Details

#[](i) ⇒ Object 



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# File 'lib/sevgi/geometry/sundries/tile.rb', line 20

def [](i)                = rows[i]

#box ⇒ Object 



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# File 'lib/sevgi/geometry/sundries/tile.rb', line 22

def box                  = @box ||= Rect.new(position:, width: nx * element.bw, height: ny * element.bh)

#cell ⇒ Object 



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# File 'lib/sevgi/geometry/sundries/tile.rb', line 24

def cell                 = row.first

#col(i = 0) ⇒ Object 



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# File 'lib/sevgi/geometry/sundries/tile.rb', line 30

def col(i = 0)           = cols[i]

#colbox(i = 0) ⇒ Object 



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# File 'lib/sevgi/geometry/sundries/tile.rb', line 26

def colbox(i = 0)        = Rect.new(position: coordinate(0, i), width: element.bw, height: box.height)

#cols ⇒ Object 



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# File 'lib/sevgi/geometry/sundries/tile.rb', line 28

def cols                 = @cols ||= rows.transpose

#each ⇒ Object Also known as: each_row 



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# File 'lib/sevgi/geometry/sundries/tile.rb', line 32

def each(...)            = rows.each(...)

#each_col ⇒ Object 



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# File 'lib/sevgi/geometry/sundries/tile.rb', line 34

def each_col(...)        = cols.each(...)

#row(i = 0) ⇒ Object 



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# File 'lib/sevgi/geometry/sundries/tile.rb', line 36

def row(i = 0)           = rows[i]

#rowbox(i = 0) ⇒ Object 



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# File 'lib/sevgi/geometry/sundries/tile.rb', line 38

def rowbox(i = 0)        = Rect.new(position: coordinate(i), width: box.width, height: element.bh)

#rows ⇒ Object 



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# File 'lib/sevgi/geometry/sundries/tile.rb', line 40

def rows                 = @rows ||= (0...ny).map { |i| (0...nx).map { |j| element.at(coordinate(i, j)) } }