Class: Bookie::Emitters::PDF

Inherits:
Object
  • Object
show all
Includes:
Prawn::Measurements
Defined in:
lib/bookie/emitters.rb

Instance Method Summary collapse

Constructor Details

#initialize(params) ⇒ PDF

Returns a new instance of PDF.



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# File 'lib/bookie/emitters.rb', line 113

def initialize(params)
  @document    = new_prawn_document
  @document.extend(Prawn::Measurements)

  register_fonts
  render_header(params)
end

Instance Method Details

#build_list(list) ⇒ Object 



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# File 'lib/bookie/emitters.rb', line 121

def build_list(list)
  items = list.contents

  draw do
    font("serif", :size => 9) do
      items.each do |li|
        li_text = li.gsub(/\s+/," ")

        group do
          float { text "•" }
          indent(in2pt(0.15)) do
            text li_text,
              inline_format: true,
              leading: 2
          end
        end

        move_down in2pt(0.05)
      end
    end

    move_down in2pt(0.05)
  end
end

#build_paragraph(paragraph) ⇒ Object 



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# File 'lib/bookie/emitters.rb', line 162

def build_paragraph(paragraph)
  draw do
    font("serif", size: 9) do
      text(paragraph.contents.strip, align: :justify, leading: 2)
    end
    move_down in2pt(0.1)
  end
end

#build_raw_text(raw_text) ⇒ Object 



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# File 'lib/bookie/emitters.rb', line 171

def build_raw_text(raw_text)
  sanitized_text = raw_text.contents.gsub(" ", Prawn::Text::NBSP).strip

  draw do
    font("mono", size: 8) do
      text sanitized_text            
      move_down in2pt(0.1)
    end
  end
end

#build_section_heading(section_text) ⇒ Object 



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# File 'lib/bookie/emitters.rb', line 146

def build_section_heading(section_text)
  draw do
    start_new_page unless cursor > in2pt(0.4)

    move_down in2pt(0.1)

    float do
      font("sans", :style => :bold, :size => 14) do
        text(section_text.contents.strip)
      end
    end
  
    move_down in2pt(0.3)
  end
end

#draw(&block) ⇒ Object 



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# File 'lib/bookie/emitters.rb', line 230

def draw(&block)
  @document.instance_eval(&block)
end

#register_fonts ⇒ Object 



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# File 'lib/bookie/emitters.rb', line 203

def register_fonts
  dejavu_path = File.dirname(__FILE__) + "/../../data/fonts/dejavu"

  draw do
    font_families["sans"] = {
      :normal => "#{dejavu_path}/DejaVuSansCondensed.ttf",
      :italic => "#{dejavu_path}/DejaVuSansCondensed-Oblique.ttf",
      :bold => "#{dejavu_path}/DejaVuSansCondensed-Bold.ttf",
      :bold_italic => "#{dejavu_path}/DejaVuSansCondensed-BoldOblique.ttf"
    }

    font_families["mono"] = {
      :normal => "#{dejavu_path}/DejaVuSansMono.ttf",
      :italic => "#{dejavu_path}/DejaVuSansMono-Oblique.ttf",
      :bold => "#{dejavu_path}/DejaVuSansMono-Bold.ttf",
      :bold_italic => "#{dejavu_path}/DejaVuSansMono-BoldOblique.ttf"
    }

    font_families["serif"] = {
      :normal => "#{dejavu_path}/DejaVuSerif.ttf",
      :italic => "#{dejavu_path}/DejaVuSerif-Italic.ttf",
      :bold => "#{dejavu_path}/DejaVuSerif-Bold.ttf",
      :bold_italic => "#{dejavu_path}/DejaVuSerif-BoldItalic.ttf"
    }
  end
end

#render(params) ⇒ Object 



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# File 'lib/bookie/emitters.rb', line 182

def render(params)
  @document.render_file(params[:file])
end

#render_header(params) ⇒ Object 



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# File 'lib/bookie/emitters.rb', line 186

def render_header(params)
  draw do
    font("sans") do
      text "<b>#{params[:header]}</b>", 
        size: 12, align: :right, inline_format: true
      stroke_horizontal_rule

      move_down in2pt(0.1)

      text "<b>#{params[:title]}</b>",
        size: 18, align: :right, inline_format: true
        
      move_down in2pt(1.25)
    end
  end
end