Module: Uv

Defined in:
lib/ultra_pow_list/vendor/ruby1.8/uv/uv.rb,
lib/ultra_pow_list/vendor/ruby1.9/uv/uv.rb,
lib/ultra_pow_list/vendor/ruby1.8/uv/uv/utility.rb,
lib/ultra_pow_list/vendor/ruby1.9/uv/uv/utility.rb,
lib/ultra_pow_list/vendor/ruby1.8/uv/uv/render_processor.rb,
lib/ultra_pow_list/vendor/ruby1.9/uv/uv/render_processor.rb

Defined Under Namespace

Classes: RenderProcessor

Class Method Summary collapse

Class Method Details

.alpha_blend(bg, fg) ⇒ Object 



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# File 'lib/ultra_pow_list/vendor/ruby1.8/uv/uv/utility.rb', line 10

def Uv.alpha_blend bg, fg
   unless bg =~ /^#((\d|[ABCDEF]){3}|(\d|[ABCDEF]){6}|(\d|[ABCDEF]){8})$/i
      raise(ArgumentError, "Malformed background color '#{bg}'" )
   end
   unless fg =~ /^#((\d|[ABCDEF]){3}|(\d|[ABCDEF]){6}|(\d|[ABCDEF]){8})$/i
      raise(ArgumentError, "Malformed foreground color '#{fg}'" )
   end
   
   if bg.size == 4
      tbg =  (fg[1,1].hex * 0xff / 0xf).to_s(16).upcase.rjust(2, '0')
      tbg += (fg[2,1].hex * 0xff / 0xf).to_s(16).upcase.rjust(2, '0')
      tbg += (fg[3,1].hex * 0xff / 0xf).to_s(16).upcase.rjust(2, '0')
      bg = "##{tbg}"
   end
   
   result = ""
   if fg.size == 4
      result += (fg[1,1].hex * 0xff / 0xf).to_s(16).upcase.rjust(2, '0')
      result += (fg[2,1].hex * 0xff / 0xf).to_s(16).upcase.rjust(2, '0')
      result += (fg[3,1].hex * 0xff / 0xf).to_s(16).upcase.rjust(2, '0')
   elsif fg.size == 9
      if bg.size == 7
         div0 = bg[1..-1].hex
         div1, alpha = fg[1..-1].hex.divmod( 0x100 )
         3.times {      
            div0, mod0 = div0.divmod( 0x100 )
            div1, mod1 = div1.divmod( 0x100 )
            result = ((mod0 * alpha + mod1 * ( 0x100 - alpha ) ) / 0x100).to_s(16).upcase.rjust(2, '0') + result
         } 
      else
         div_a, alpha_a = bg[1..-1].hex.divmod( 0x100 )
         div_b, alpha_b = fg[1..-1].hex.divmod( 0x100 )
         alpha = alpha_a + alpha_b * (0x100 - alpha_a)
         3.times {
            div_b, c_b = div_b.divmod( 0x100 )
            div_a, c_a = div_a.divmod( 0x100 )
            result = ((c_a * alpha_a + ( 0x100 - alpha_a ) * alpha_b * c_b ) / alpha).to_s(16).upcase.rjust(2, '0') + result
         } 
      end
      #result = "FF00FF"
   else
      result = fg[1..-1]
   end
   "##{result}"
end

.copy_files(output, output_dir) ⇒ Object 



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# File 'lib/ultra_pow_list/vendor/ruby1.8/uv/uv.rb', line 12

def Uv.copy_files output, output_dir
   Uv.path.each do |dir|
      dir_name = File.join( dir, "render", output, "files" )
      FileUtils.cp_r( Dir.glob(File.join( dir_name, "." )), output_dir ) if File.exists?( dir_name )
   end
end

.debug(text, syntax_name) ⇒ Object 



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# File 'lib/ultra_pow_list/vendor/ruby1.8/uv/uv.rb', line 76

def Uv.debug text, syntax_name
   unless @syntaxes
      @syntaxes = {}
      Dir.glob( File.join(File.dirname(__FILE__), 'syntax', '*.syntax') ).each do |f| 
         @syntaxes[File.basename(f, '.syntax')] = Textpow::SyntaxNode.load( f )
      end
   end
   processor = Textpow::DebugProcessor.new

   @syntaxes[syntax_name].parse( text, processor )
end

.foreground(bg) ⇒ Object 



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# File 'lib/ultra_pow_list/vendor/ruby1.8/uv/uv/utility.rb', line 2

def Uv.foreground bg
   fg = "#FFFFFF"
   3.times do |i|
      fg = "#000000" if bg[i*2+1, 2].hex > 0xFF / 2 
   end
   fg
end

.init_syntaxes ⇒ Object 



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# File 'lib/ultra_pow_list/vendor/ruby1.8/uv/uv.rb', line 19

def Uv.init_syntaxes
   @syntaxes = {}
   Dir.glob( File.join(File.dirname(__FILE__), 'syntax', '*.syntax') ).each do |f| 
      @syntaxes[File.basename(f, '.syntax')] = Textpow::SyntaxNode.load( f )
   end
end

.normalize_color(settings, color, fg = false) ⇒ Object 



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# File 'lib/ultra_pow_list/vendor/ruby1.8/uv/uv/utility.rb', line 56

def Uv.normalize_color settings, color, fg = false
   if color
      if fg
         alpha_blend( settings["foreground"] ? settings["foreground"] : "#000000FF", color )
      else
         alpha_blend( settings["background"] ? settings["background"] : "#000000FF", color )
      end
   else
      color
   end
end

.parse(text, output = "xhtml", syntax_name = nil, line_numbers = false, render_style = "classic", headers = false) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/ultra_pow_list/vendor/ruby1.8/uv/uv.rb', line 65

def Uv.parse text, output = "xhtml", syntax_name = nil, line_numbers = false, render_style = "classic", headers = false
   init_syntaxes unless @syntaxes
   renderer = File.join( File.dirname(__FILE__), "render", output,"#{render_style}.render")
   raise( ArgumentError, "Output for #{output} is not yet implemented" ) unless File.exists?(renderer)
   css_class = render_style
   render_options = YAML.load( File.open(  renderer ) )
   render_processor = RenderProcessor.new( render_options, line_numbers, headers )
   @syntaxes[syntax_name].parse( text,  render_processor )
   render_processor.string
end

.path ⇒ Object 



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# File 'lib/ultra_pow_list/vendor/ruby1.8/uv/uv.rb', line 7

def Uv.path
   result = []
   result << File.join(File.dirname(__FILE__), ".." )   
end

.syntax_for_file(file_name) ⇒ Object 



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# File 'lib/ultra_pow_list/vendor/ruby1.8/uv/uv.rb', line 38

def Uv.syntax_for_file file_name
   init_syntaxes unless @syntaxes
   first_line = ""
   File.open( file_name, 'r' ) { |f|
      while (first_line = f.readline).strip.size == 0; end
   }
   result = []
   @syntaxes.each do |key, value|
      assigned = false
      if value.fileTypes
         value.fileTypes.each do |t|
            if t == File.basename( file_name ) || t == File.extname( file_name )[1..-1]
               result << [key, value] 
               assigned = true
               break
            end
         end
      end
      unless assigned
         if value.firstLineMatch && value.firstLineMatch =~ first_line
            result << [key, value] 
         end
      end
   end
   result
end

.syntaxes ⇒ Object 



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# File 'lib/ultra_pow_list/vendor/ruby1.8/uv/uv.rb', line 26

def Uv.syntaxes
   Dir.glob( File.join(File.dirname(__FILE__), 'syntax', '*.syntax') ).collect do |f| 
      File.basename(f, '.syntax')
   end
end

.themes ⇒ Object 



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# File 'lib/ultra_pow_list/vendor/ruby1.8/uv/uv.rb', line 32

def Uv.themes
   Dir.glob( File.join(File.dirname(__FILE__), 'render', 'xhtml', 'files', 'css', '*.css') ).collect do |f| 
      File.basename(f, '.css')
   end
end