Хешове и keyword аргументи на блокове

Програмиране с Ruby

Курс във Факултета по Математика и Информатика към СУ

Решение на Шеста задача от Владимир Алексиев

Обратно към всички решения

Към профила на Владимир Алексиев

Резултати

  • 6 точки от тестове
  • 0 бонус точки
  • 6 точки общо
  • 14 успешни тест(а)
  • 0 неуспешни тест(а)

Код

module TurtleGraphics
module Canvas
class Base
attr_accessor :width, :height
def initialize(width, height)
@width, @height = width, height
reset
end
def reset
@matrix = Array.new(@height) { Array.new(@width, 0) }
end
def result
@matrix
end
def visit(row, column)
@matrix[row][column] += 1
end
def max_visits
@max_int ||= @matrix.flatten.max
end
end # end Base
class ASCII < Base
def initialize(chars)
@symbols = chars
super(0, 0)
end
def get_symbol(intensity)
step = 1.0 / (@symbols.size - 1)
index, initial_intensity = 0, 0
while intensity > initial_intensity
index += 1
initial_intensity += step
end
@symbols[index]
end
def result
@matrix.map do |row|
row.map do |cell_visits|
get_symbol(cell_visits.to_f / max_visits)
end.join
end.join("\n")
end
end # end ASCII
class HTML < Base
BASE = <<-eos
<!DOCTYPE html>
<html>
<head>
<title>Turtle graphics</title>
<style>
table {
border-spacing: 0;
}
tr {
padding: 0;
}
td {
width: #width#px;
height: #height#px;
background-color: black;
padding: 0;
}
</style>
</head>
<body>
<table>
#table#
</table>
</body>
</html>
eos
def initialize(cell_width)
@cell_width = cell_width
super(0, 0)
end
def result
base = BASE.gsub(/#height#|#width#/, @cell_width.to_s)
table = ''
@matrix.each do |row|
table += "<tr>"
row.each do |cell_visits|
intensity = cell_visits.to_f / max_visits
table += "<td style=\"opacity: #{format('%.2f', intensity)}\"></td>"
end
table += "</tr>"
end
base.gsub('#table#', table.chomp)
end
end # end HTML
end # end Canvas
class Turtle
ORIENTATIONS = %i(right down left up)
def initialize(height, width)
@width, @height = width, height
@canvas = Canvas::Base.new(width, height)
spawn_at(0, 0)
end
def move
case ORIENTATIONS[@orientation]
when :right
@column += 1
when :down
@row += 1
when :left
@column -= 1
when :up
@row -= 1
end
fix_position
end
def fix_position
if @column == @canvas.width
@column = 0
elsif @column < 0
@column = @canvas.width - 1
end
if @row == @canvas.height
@row = 0
elsif @row < 0
@row = @canvas.height - 1
end
visit
end
def turn_right
@orientation += 1
@orientation = 0 if @orientation > 3
end
def turn_left
@orientation -= 1
@orientation = 3 if @orientation < 0
end
def spawn_at(row = 0, column = 0)
@canvas.reset
@row, @column = row, column
@orientation = 0
visit
end
def visit
@canvas.visit(@row, @column)
end
def look(orientation)
raise 'Invalid orientations' unless ORIENTATIONS.include? orientation
@orientation = ORIENTATIONS.index(orientation)
end
def draw(canvas = nil, &block)
if canvas
@canvas = canvas
@canvas.width, @canvas.height = @width, @height
spawn_at(0, 0)
end
instance_eval(&block)
@canvas.result
end
end # end Turtle
end # end Turtlegraphics

Лог от изпълнението

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Finished in 0.01219 seconds
14 examples, 0 failures

История (4 версии и 0 коментара)

Владимир обнови решението на 01.12.2015 18:30 (преди над 8 години)

+module TurtleGraphics
+
+ module Canvas
+
+ class Base
+
+ attr_accessor :width, :height
+
+ def initialize(width, height)
+ @width, @height = width, height
+ reset
+ end
+
+ def reset
+ @matrix = Array.new(@height) { Array.new(@width, 0) }
+ end
+
+ def result
+ @matrix
+ end
+
+ def visit(row, column)
+ @matrix[row][column] += 1
+ end
+
+ def max_visits
+ @max_int ||= @matrix.map do |row|
+ row.max
+ end.max
+ end
+ end
+
+ class ASCII < Base
+
+ def initialize(chars)
+ @symbols = chars
+ super(0, 0)
+ end
+
+ def get_symbol(intensity)
+ step = 1.0 / (@symbols.size - 1)
+ index, initial_intensity = 0, 0
+ while intensity > initial_intensity
+ index += 1
+ initial_intensity += step
+ end
+ @symbols[index]
+ end
+
+ def result
+ @matrix.map do |row|
+ row.map do |cell_visits|
+ get_symbol(cell_visits.to_f / max_visits)
+ end.join
+ end.join("\n")
+ end
+ end
+
+ class HTML < Base
+
+ BASE = <<-eos
+<!DOCTYPE html>
+<html>
+<head>
+ <title>Turtle graphics</title>
+
+ <style>
+ table {
+ border-spacing: 0;
+ }
+
+ tr {
+ padding: 0;
+ }
+
+ td {
+ width: #width#px;
+ height: #height#px;
+
+ background-color: black;
+ padding: 0;
+ }
+ </style>
+</head>
+<body>
+ <table>
+ #table#
+ </table>
+</body>
+</html>
+eos
+
+ def initialize(cell_width)
+ @cell_width = cell_width
+ super(0, 0)
+ end
+
+ def result
+ base = BASE.gsub(/#height#|#width#/, @cell_width.to_s)
+ table = ''
+ @matrix.each do |row|
+ table += "<tr>"
+ row.each do |cell_visits|
+ table += "<td style=\"opacity: #{cell_visits.to_f / max_visits}\"></td>"
+ end
+ table += "</tr>"
+ end
+ base.gsub('#table#', table.chomp)
+ end
+ end
+ end
+
+ class Turtle
+
+ ORIENTATIONS = %i(right down left up)
+
+ def initialize(width, height)
+ @width, @height = width, height
+ @canvas = Canvas::Base.new(width, height)
+ spawn_at(0, 0)
+ end
+
+ def move
+ case ORIENTATIONS[@orientation]
+ when :right
+ @column += 1
+ when :down
+ @row += 1
+ when :left
+ @column -= 1
+ when :up
+ @row -= 1
+ end
+ fix_position
+ end
+
+ def fix_position
+ if @column == @canvas.width
+ @column = 0
+ elsif @column < 0
+ @column = @canvas.width - 1
+ end
+ if @row == @canvas.height
+ @row = 0
+ elsif @row < 0
+ @row = @canvas.height - 1
+ end
+ visit
+ end
+
+ def turn_right
+ @orientation += 1
+ @orientation = 0 if @orientation > 3
+ end
+
+ def turn_left
+ @orientation -= 1
+ @orientation = 3 if @orientation < 0
+ end
+
+ def spawn_at(row = 0, column = 0)
+ @canvas.reset
+ @row, @column = row, column
+ @orientation = 0
+ visit
+ end
+
+ def visit
+ @canvas.visit(@row, @column)
+ end
+
+ def look(orientation)
+ raise 'Invalid orientations' unless ORIENTATIONS.include? orientation
+ @orientation = ORIENTATIONS.index(orientation)
+ end
+
+ def draw(canvas = nil, &block)
+ if canvas
+ @canvas = canvas
+ @canvas.width, @canvas.height = @width, @height
+ spawn_at(0, 0)
+ end
+ instance_eval(&block)
+ @canvas.result
+ end
+ end
+end

Владимир обнови решението на 01.12.2015 18:34 (преди над 8 години)

module TurtleGraphics
module Canvas
class Base
attr_accessor :width, :height
def initialize(width, height)
@width, @height = width, height
reset
end
def reset
@matrix = Array.new(@height) { Array.new(@width, 0) }
end
def result
@matrix
end
def visit(row, column)
@matrix[row][column] += 1
end
def max_visits
@max_int ||= @matrix.map do |row|
row.max
end.max
end
- end
+ end # end Base
class ASCII < Base
def initialize(chars)
@symbols = chars
super(0, 0)
end
def get_symbol(intensity)
step = 1.0 / (@symbols.size - 1)
index, initial_intensity = 0, 0
while intensity > initial_intensity
index += 1
initial_intensity += step
end
@symbols[index]
end
def result
@matrix.map do |row|
row.map do |cell_visits|
get_symbol(cell_visits.to_f / max_visits)
end.join
end.join("\n")
end
- end
+ end # end ASCII
class HTML < Base
BASE = <<-eos
<!DOCTYPE html>
<html>
<head>
<title>Turtle graphics</title>
<style>
table {
border-spacing: 0;
}
tr {
padding: 0;
}
td {
width: #width#px;
height: #height#px;
background-color: black;
padding: 0;
}
</style>
</head>
<body>
<table>
#table#
</table>
</body>
</html>
eos
def initialize(cell_width)
@cell_width = cell_width
super(0, 0)
end
def result
base = BASE.gsub(/#height#|#width#/, @cell_width.to_s)
table = ''
@matrix.each do |row|
table += "<tr>"
row.each do |cell_visits|
table += "<td style=\"opacity: #{cell_visits.to_f / max_visits}\"></td>"
end
table += "</tr>"
end
base.gsub('#table#', table.chomp)
end
- end
- end
+ end # end HTML
+ end # end Canvas
class Turtle
ORIENTATIONS = %i(right down left up)
def initialize(width, height)
@width, @height = width, height
@canvas = Canvas::Base.new(width, height)
spawn_at(0, 0)
end
def move
case ORIENTATIONS[@orientation]
when :right
@column += 1
when :down
@row += 1
when :left
@column -= 1
when :up
@row -= 1
end
fix_position
end
def fix_position
if @column == @canvas.width
@column = 0
elsif @column < 0
@column = @canvas.width - 1
end
if @row == @canvas.height
@row = 0
elsif @row < 0
@row = @canvas.height - 1
end
visit
end
def turn_right
@orientation += 1
@orientation = 0 if @orientation > 3
end
def turn_left
@orientation -= 1
@orientation = 3 if @orientation < 0
end
def spawn_at(row = 0, column = 0)
@canvas.reset
@row, @column = row, column
@orientation = 0
visit
end
def visit
@canvas.visit(@row, @column)
end
def look(orientation)
raise 'Invalid orientations' unless ORIENTATIONS.include? orientation
@orientation = ORIENTATIONS.index(orientation)
end
def draw(canvas = nil, &block)
if canvas
@canvas = canvas
@canvas.width, @canvas.height = @width, @height
spawn_at(0, 0)
end
instance_eval(&block)
@canvas.result
end
- end
-end
+ end # end Turtle
+end # end TurtleGraphics

Владимир обнови решението на 02.12.2015 14:51 (преди над 8 години)

module TurtleGraphics
module Canvas
class Base
attr_accessor :width, :height
def initialize(width, height)
@width, @height = width, height
reset
end
def reset
@matrix = Array.new(@height) { Array.new(@width, 0) }
end
def result
@matrix
end
def visit(row, column)
@matrix[row][column] += 1
end
def max_visits
@max_int ||= @matrix.map do |row|
row.max
end.max
end
end # end Base
class ASCII < Base
def initialize(chars)
@symbols = chars
super(0, 0)
end
def get_symbol(intensity)
step = 1.0 / (@symbols.size - 1)
index, initial_intensity = 0, 0
while intensity > initial_intensity
index += 1
initial_intensity += step
end
@symbols[index]
end
def result
@matrix.map do |row|
row.map do |cell_visits|
get_symbol(cell_visits.to_f / max_visits)
end.join
end.join("\n")
end
end # end ASCII
class HTML < Base
BASE = <<-eos
<!DOCTYPE html>
<html>
<head>
<title>Turtle graphics</title>
<style>
table {
border-spacing: 0;
}
tr {
padding: 0;
}
td {
width: #width#px;
height: #height#px;
background-color: black;
padding: 0;
}
</style>
</head>
<body>
<table>
#table#
</table>
</body>
</html>
eos
def initialize(cell_width)
@cell_width = cell_width
super(0, 0)
end
def result
base = BASE.gsub(/#height#|#width#/, @cell_width.to_s)
table = ''
@matrix.each do |row|
table += "<tr>"
row.each do |cell_visits|
- table += "<td style=\"opacity: #{cell_visits.to_f / max_visits}\"></td>"
+ intensity = cell_visits.to_f / max_visits
+ table += "<td style=\"opacity: #{format('%.2f', intensity)}\"></td>"
end
table += "</tr>"
end
base.gsub('#table#', table.chomp)
end
end # end HTML
end # end Canvas
class Turtle
ORIENTATIONS = %i(right down left up)
- def initialize(width, height)
+ def initialize(height, width)
@width, @height = width, height
@canvas = Canvas::Base.new(width, height)
spawn_at(0, 0)
end
def move
case ORIENTATIONS[@orientation]
when :right
@column += 1
when :down
@row += 1
when :left
@column -= 1
when :up
@row -= 1
end
fix_position
end
def fix_position
if @column == @canvas.width
@column = 0
elsif @column < 0
@column = @canvas.width - 1
end
if @row == @canvas.height
@row = 0
elsif @row < 0
@row = @canvas.height - 1
end
visit
end
def turn_right
@orientation += 1
@orientation = 0 if @orientation > 3
end
def turn_left
@orientation -= 1
@orientation = 3 if @orientation < 0
end
def spawn_at(row = 0, column = 0)
@canvas.reset
@row, @column = row, column
@orientation = 0
visit
end
def visit
@canvas.visit(@row, @column)
end
def look(orientation)
raise 'Invalid orientations' unless ORIENTATIONS.include? orientation
@orientation = ORIENTATIONS.index(orientation)
end
def draw(canvas = nil, &block)
if canvas
@canvas = canvas
@canvas.width, @canvas.height = @width, @height
spawn_at(0, 0)
end
instance_eval(&block)
@canvas.result
end
end # end Turtle
end # end TurtleGraphics

Владимир обнови решението на 02.12.2015 15:17 (преди над 8 години)

module TurtleGraphics
module Canvas
class Base
attr_accessor :width, :height
def initialize(width, height)
@width, @height = width, height
reset
end
def reset
@matrix = Array.new(@height) { Array.new(@width, 0) }
end
def result
@matrix
end
def visit(row, column)
@matrix[row][column] += 1
end
def max_visits
- @max_int ||= @matrix.map do |row|
- row.max
- end.max
+ @max_int ||= @matrix.flatten.max
end
end # end Base
class ASCII < Base
def initialize(chars)
@symbols = chars
super(0, 0)
end
def get_symbol(intensity)
step = 1.0 / (@symbols.size - 1)
index, initial_intensity = 0, 0
while intensity > initial_intensity
index += 1
initial_intensity += step
end
@symbols[index]
end
def result
@matrix.map do |row|
row.map do |cell_visits|
get_symbol(cell_visits.to_f / max_visits)
end.join
end.join("\n")
end
end # end ASCII
class HTML < Base
BASE = <<-eos
<!DOCTYPE html>
<html>
<head>
<title>Turtle graphics</title>
<style>
table {
border-spacing: 0;
}
tr {
padding: 0;
}
td {
width: #width#px;
height: #height#px;
background-color: black;
padding: 0;
}
</style>
</head>
<body>
<table>
#table#
</table>
</body>
</html>
eos
def initialize(cell_width)
@cell_width = cell_width
super(0, 0)
end
def result
base = BASE.gsub(/#height#|#width#/, @cell_width.to_s)
table = ''
@matrix.each do |row|
table += "<tr>"
row.each do |cell_visits|
intensity = cell_visits.to_f / max_visits
table += "<td style=\"opacity: #{format('%.2f', intensity)}\"></td>"
end
table += "</tr>"
end
base.gsub('#table#', table.chomp)
end
end # end HTML
end # end Canvas
class Turtle
ORIENTATIONS = %i(right down left up)
def initialize(height, width)
@width, @height = width, height
@canvas = Canvas::Base.new(width, height)
spawn_at(0, 0)
end
def move
case ORIENTATIONS[@orientation]
when :right
@column += 1
when :down
@row += 1
when :left
@column -= 1
when :up
@row -= 1
end
fix_position
end
def fix_position
if @column == @canvas.width
@column = 0
elsif @column < 0
@column = @canvas.width - 1
end
if @row == @canvas.height
@row = 0
elsif @row < 0
@row = @canvas.height - 1
end
visit
end
def turn_right
@orientation += 1
@orientation = 0 if @orientation > 3
end
def turn_left
@orientation -= 1
@orientation = 3 if @orientation < 0
end
def spawn_at(row = 0, column = 0)
@canvas.reset
@row, @column = row, column
@orientation = 0
visit
end
def visit
@canvas.visit(@row, @column)
end
def look(orientation)
raise 'Invalid orientations' unless ORIENTATIONS.include? orientation
@orientation = ORIENTATIONS.index(orientation)
end
def draw(canvas = nil, &block)
if canvas
@canvas = canvas
@canvas.width, @canvas.height = @width, @height
spawn_at(0, 0)
end
instance_eval(&block)
@canvas.result
end
end # end Turtle
-end # end TurtleGraphics
+end # end Turtlegraphics