class DLL

Attributes

head[R]

tail[R]

Public Class Methods

new(val) click to toggle source

# File lib/etiqueta/DLL.rb, line 9
def initialize(val)
   @head = Node.new(val,nil,nil)
   @tail = @head
end

Public Instance Methods

clasificacion() click to toggle source

# File lib/etiqueta/DLL.rb, line 50
def clasificacion
    puntero = @head
    puntero2 = ""
    cart = Array.new
    while (puntero != nil) do
        if (puntero.value.getSal <= 4)
            puntero2 = "Bajo en Sal"
        end
        if (puntero.value.getSal > 4 && puntero.value.getSal <= 20)
            puntero2 = "Medio en Sal"
        end
        if(puntero.value.getSal > 20)
            puntero2 = "Alto en Sal"
        end
        cart.push(puntero.value.getNombre + "," + " " + puntero2)
        puntero = puntero.next_
    end
   cart.sort
end

clasificacionImc() click to toggle source

# File lib/etiqueta/DLL.rb, line 70
def clasificacionImc
    aux = @head
    cart = Array.new
    while(aux != nil) do
    if(aux.value.calculateimc < 18.5)
        aux.value.valor = 'delgado'
    end
    if(aux.value.calculateimc >= 18.5 && aux.value.calculateimc < 24.9)
        aux.value.valor = 'medio'
    end
    if(aux.value.calculateimc >= 24.9)
        aux.value.valor = 'obeso'
    end
    
    cart.push(aux.value.nombre + "," + " " + aux.value.valor)
    aux = aux.next_
end
cart.sort
end

each() { |value| ... } click to toggle source

# File lib/etiqueta/DLL.rb, line 90
def each(&block)
    aux = @head
    while(aux != nil) do
        yield aux.value
        aux = aux.next_
    end
end

extract_head() click to toggle source

# File lib/etiqueta/DLL.rb, line 26
def extract_head
   puntero = @head.value
   @head = @head.next_
   @head.prev = nil
   return puntero
end

extract_tail() click to toggle source

# File lib/etiqueta/DLL.rb, line 33
def extract_tail
   puntero = @tail.value
   @tail = @tail.prev
   @tail.next_ = nil
   return puntero
end

insert_head(val) click to toggle source

# File lib/etiqueta/DLL.rb, line 20
def insert_head(val)
   aux = Node.new(val,@head,nil)
   @head.prev = aux
   @head = aux
end

insert_tail(val) click to toggle source

# File lib/etiqueta/DLL.rb, line 14
def insert_tail(val)
   aux = Node.new(val,nil,@tail)
   @tail.next_ = aux
   @tail = aux
end

to_s() click to toggle source

# File lib/etiqueta/DLL.rb, line 39
def to_s
    string = "("
    puntero = @head
    while (puntero != nil) do
        string += "#{puntero.value.getSal} gr,"
        puntero = puntero.next_
    end
    string += ")"
    return string
end