Class: ASSStyle

Inherits:
Object
  • Object
show all
Defined in:
lib/vtt2ass/ass_style.rb

Overview

This class defines an ASS style that can be applied on a subtitle line.

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(style_name, params, font_family, font_size, font_color, is_bold, is_italic, offset, width, height) ⇒ ASSStyle

This method creates and instance of an ASSStyle.

  • Requires style_name, a string name for the style as input.

  • Requires params, a string of VTT styling as input.

  • Requires a video width as input.

  • Requires a video height as input.



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# File 'lib/vtt2ass/ass_style.rb', line 19

def initialize(style_name, params, font_family, font_size, font_color, is_bold, is_italic, offset, width, height)
  @width = width
  @height = height
  @font_family = font_family
  @font_size = font_size
  @font_color = font_color
  @style_name = style_name
  @s_params = ASSStyleParams.new(params, width, height)
  @s_params.vertical_margin = 50 if style_name.eql? 'MainTop'
  @s_params.vertical_margin -= offset[:line] if style_name.include?('Subtitle') || style_name.eql?('Main')
  @s_params.vertical_margin += offset[:caption] if style_name.include?('Caption') || style_name.eql?('MainTop')
  @is_italic = is_italic
  @is_bold = is_bold
end

Instance Attribute Details

#style_name ⇒ Object (readonly)

Returns the value of attribute style_name.



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# File 'lib/vtt2ass/ass_style.rb', line 10

def style_name
  @style_name
end

Class Method Details

.convert_color(color_value) ⇒ Object

This method returns a ASS formated color value based on hex or color name value



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# File 'lib/vtt2ass/ass_style.rb', line 47

def self.convert_color(color_value)
  color_value.gsub!('#', '')
  color = Validator.hex?(color_value) ? RGB.hex(color_value) : RGB.css(color_value)
  format('&H00%<blue>02x%<green>02x%<red>02x', blue: color.b, green: color.g, red: color.r).upcase
end

Instance Method Details

#to_s ⇒ Object

This method assigns the object values to an ASS style line and outputs it.



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# File 'lib/vtt2ass/ass_style.rb', line 36

def to_s
  # Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, OutlineColour, BackColour,
  # Bold, Italic, Underline, StrikeOut, ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, Alignment,
  # MarginL, MarginR, MarginV, Encoding
  "Style: #{@style_name},#{@font_family},#{@font_size},#{@font_color},&H000000FF,&H00020713,&H00000000,"\
    "#{@is_bold ? '-1' : '0'},#{@is_italic ? '-1' : '0'},0,0,100,100,0,0,1,2.0,2.0,#{@s_params.alignment},"\
    "#{@s_params.horizontal_margin},0,#{@s_params.vertical_margin},1"
end