Contents

# frozen_string_literal: true

Prawn::Text::Formatted::Box.prepend (Module.new do
  include ::Asciidoctor::Logging

  def draw_fragment_overlay_styles fragment
    if (underline = (styles = fragment.styles).include? :underline) || (styles.include? :strikethrough)
      (doc = fragment.document).save_graphics_state do
        if (text_decoration_width = (fs = fragment.format_state)[:text_decoration_width] || doc.text_decoration_width)
          doc.line_width = text_decoration_width
        end
        if (text_decoration_color = fs[:text_decoration_color])
          doc.stroke_color = text_decoration_color
        end
        underline ? (doc.stroke_line fragment.underline_points) : (doc.stroke_line fragment.strikethrough_points)
      end
    end
  end

  def find_font_for_this_glyph char, current_font, fallback_fonts_to_check, original_font = current_font
    @document.font current_font
    if fallback_fonts_to_check.empty?
      logger.warn %(Could not locate the character `#{char}' in the following fonts: #{([original_font].concat @fallback_fonts).join ', '}) if logger.info? && !@document.scratch?
      current_font
    elsif @document.font.glyph_present? char
      current_font
    else
      find_font_for_this_glyph char, fallback_fonts_to_check.shift, fallback_fonts_to_check, original_font
    end
  end

  def process_vertical_alignment text
    return super if ::Symbol === (valign = @vertical_align)

    return if defined? @vertical_alignment_processed
    @vertical_alignment_processed = true

    valign, offset = valign

    if valign == :top
      @at[1] -= offset
      return
    end

    wrap text
    h = height

    case valign
    when :center
      @at[1] -= (@height - h + @descender) * 0.5 + offset
    when :bottom
      @at[1] -= (@height - h) + offset
    end

    @height = h
  end
end)

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
asciidoctor-pdf-1.5.0.rc.3	lib/asciidoctor/pdf/ext/prawn/formatted_text/box.rb