Module: Hasu

Defined in:
lib/hasu.rb,
lib/hasu/version.rb

Constant Summary collapse

VERSION = 
"0.0.8"

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.error ⇒ Object 



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# File 'lib/hasu.rb', line 19

def self.error
  @error
end

.error=(error) ⇒ Object 



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# File 'lib/hasu.rb', line 23

def self.error=(error)
  @error = error

  if @error
    $stderr.puts @error.inspect
    $stderr.puts @error.backtrace.join("\n")
  end
end

.load(path) ⇒ Object 



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# File 'lib/hasu.rb', line 8

def self.load(path)
  reloads[path] = File.mtime(path)
  begin
    super
    true
  rescue Exception => e
    Hasu.error = e
    false
  end
end

.prepended(other) ⇒ Object 



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# File 'lib/hasu.rb', line 48

def self.prepended(other)
  includer = caller.first.split(":").first
  reloads[includer] = File.mtime(includer)
end

.reload! ⇒ Object 



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# File 'lib/hasu.rb', line 39

def self.reload!
  to_reload = reloads.select{|f,t| File.mtime(f) > t}

  !to_reload.empty? && to_reload.all? do |file,_|
    puts "Reloading #{file}"
    load(file)
  end
end

.reloads ⇒ Object 



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# File 'lib/hasu.rb', line 4

def self.reloads
  @files ||= {}
end

.run(window) ⇒ Object 



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# File 'lib/hasu.rb', line 32

def self.run(window)
  unless @running
    @running = true
    window.new.show
  end
end

Instance Method Details

#_hasu_font ⇒ Object 



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# File 'lib/hasu.rb', line 91

def _hasu_font
  @_hasu_font ||= Gosu::Font.new(self, Gosu::default_font_name, 16)
end

#button_down(id) ⇒ Object 



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# File 'lib/hasu.rb', line 95

def button_down(id)
  case id
  when Gosu::KbEscape
    close
  when Gosu::Window.char_to_button_id('r')
    reset
  else
    begin
      super(id)
    rescue => e
      Hasu.error = e
    end
  end
end

#draw ⇒ Object 



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# File 'lib/hasu.rb', line 76

def draw(*)
  if Hasu.error
    ([Hasu.error.inspect] + Hasu.error.backtrace).each_with_index do |line, i|
      _hasu_font.draw(line.gsub("\n",''), 10, 10 + i * 16, 0)
    end
  else
    begin
      super
    rescue => e
      Hasu.error = e
      draw
    end
  end
end

#initialize ⇒ Object 



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# File 'lib/hasu.rb', line 53

def initialize(*)
  super
  reset
end

#reset ⇒ Object 



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# File 'lib/hasu.rb', line 69

def reset
  super  if defined?(super)
  Hasu.error = nil
rescue => e
  Hasu.error = e
end

#update ⇒ Object 



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# File 'lib/hasu.rb', line 58

def update(*)
  if Hasu.reload!
    Hasu.error = nil
  end
  unless Hasu.error
    super
  end
rescue => e
  Hasu.error = e
end