class BBS::Renderer::Context

The object an ERB screen is evaluated in. Its methods are the helpers a template can call: colour codes (green, reset, …), clr, banner and big_banner.

Public Class Methods

new (vars)

Source

# File lib/bbs/renderer.rb, line 34
def initialize(vars)
  vars.each { |k, v| instance_variable_set(:"@#{k}", v) }
end

Sets each pair of vars as an instance variable.

Public Instance Methods

banner (text, padding: 2)

Source

# File lib/bbs/renderer.rb, line 43
def banner(text, padding: 2)
  inner = "#{' ' * padding}#{text}#{' ' * padding}"
  bar   = '═' * inner.length
  "#{green}╔#{bar}╗#{reset}\n" \
    "#{green}║#{inner}║#{reset}\n" \
    "#{green}╚#{bar}╝#{reset}"
end

Returns text in a bright green double-line box with padding spaces on each side, as three LF-separated lines.

big_banner (text, font: 'slant')

Source

# File lib/bbs/renderer.rb, line 54
def big_banner(text, font: 'slant')
  Artii::Base.new(font: font).asciify(text)
             .split("\n")
             .map { |l| "  #{green}#{l}#{reset}" }
             .join("\n")
end

Returns text as large Artii letters in font (default 'slant'), each line indented by two spaces and bright green, LF-separated.

clr ()

Source

# File lib/bbs/renderer.rb, line 62
def clr       = Ansi::CLEAR

Escape sequence that clears the screen and homes the cursor.

ctx_binding ()

Source

# File lib/bbs/renderer.rb, line 39
def ctx_binding = binding

The Binding ERB evaluates the template in.

cyan ()

Source

# File lib/bbs/renderer.rb, line 70
def cyan      = Ansi::BRIGHT_CYAN

Escape sequence for bright cyan text.

dim_green ()

Source

# File lib/bbs/renderer.rb, line 78
def dim_green = Ansi::GREEN

Escape sequence for normal (dim) green text.

gray ()

Source

# File lib/bbs/renderer.rb, line 74
def gray      = Ansi::GREY

Escape sequence for light gray text.

green ()

Source

# File lib/bbs/renderer.rb, line 66
def green     = Ansi::BRIGHT_GREEN

Escape sequence for bright green text.

red ()

Source

# File lib/bbs/renderer.rb, line 76
def red       = Ansi::BRIGHT_RED

Escape sequence for bright red text.

reset ()

Source

# File lib/bbs/renderer.rb, line 64
def reset     = Ansi::RESET

Escape sequence that resets all colours and attributes.

white ()

Source

# File lib/bbs/renderer.rb, line 72
def white     = Ansi::WHITE

Escape sequence for bright white text.

yellow ()

Source

# File lib/bbs/renderer.rb, line 68
def yellow    = Ansi::BRIGHT_YELLOW

Escape sequence for bright yellow text.