Class: Insulin::Pdf

Inherits:
Object
  • Object
show all
Defined in:
lib/insulin/pdf.rb

Instance Method Summary collapse

Constructor Details

#initialize(period, outfile) ⇒ Pdf

Returns a new instance of Pdf.



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# File 'lib/insulin/pdf.rb', line 6

def initialize period, outfile
  @period = period
  @outfile = outfile
  @default_colour = "007700"

  @pdf = Prawn::Document.new
  @pdf.font "Courier"
  @pdf.font_size 12

  @pdf.formatted_text [{
    :text => "insulin",
    :styles => [
      :bold
    ],
    :color => "AA0000",
    :size => 16
  },
  {
    :text => " report for %s beginning %s" % [
      @period.descriptor,
      @period.start_date
    ]
  }]

  s = " report for %s beginning %s" % [
    @period.descriptor,
    @period.start_date
  ]
  @pdf.text "\n"
  @pdf.text "\n"
 
  @pdf.font_size 8

  colour = @default_colour
  if @period.average_glucose < 4
    colour = 'FF0000'
  end
  if @period.average_glucose > 8
    colour = '0000FF'
  end
  @pdf.table [
    [
      "latest hba1c (from %s)" % [ 
        @period.hba1c["date"],
      ],
      "%0.1f%s" % [
        @period.hba1c["value"],
        @period.hba1c["units"]
      ]
    ],
    [
      "average blood glucose for %s commencing %s" % [
        @period.descriptor,
        @period.start_date
      ],
      "<color rgb='%s'>%0.2f%s</color>" % [
        colour,
        @period.average_glucose,
        @period[0].glucose_units
      ]
    ]
  ],
  :position => :center,
  :column_widths => [
    300,
    200
  ],
  :row_colors =>
  [
    "F0F0F0",
    "D0D0D0"
  ],
  :cell_style => {
    :border_color => "333333",
    :border_width => 1,
    :inline_format => true
  }
  @pdf.text "\n"
  @pdf.text "\n"
  @pdf.text "\n"

  @period.each do |d|
    @pdf.formatted_text [{
      :text => "%s (%s)" % [
        d.date,
        d.day
      ],
      :color => "AA0000",
      :size => 10
    }]
    @pdf.text "\n"

    @grid = []
    @pdf.font_size 8
    d["all"].each do |e|
      colour = "000000"
      if e.simple?
        if e["type"] == "glucose"
          colour = @default_colour
          if e["value"] < 4
            colour = "0000FF"
          end
          if e["value"] > 8
            colour = "FF0000"
          end
        end
        @grid << [
          e["short_time"],
          e["tag"],
          e["type"],
          e["subtype"],
          "<color rgb='%s'>%s</color>" % [
            colour,
            e["formatted_value_with_units"]
          ]
        ]
      end
    end
    @pdf.table @grid,
      :position => :center,
      :column_widths => [
        100,
        100,
        100,
        100,
        100
      ],
      :row_colors =>
      [
        "F0F0F0",
        "D0D0D0"
      ],
      :cell_style => {
        :border_color => "333333",
        :border_width => 1,
        :inline_format => true            
      }
    @pdf.text "\n"
    @pdf.text "\n"
    @pdf.text "\n"
  end

  @pdf.stroke_horizontal_rule
  @pdf.text "\n"
  @pdf.text "\n"
  @pdf.text "\n"
  @pdf.formatted_text [{
    :text => "insulin",
    :color => "007700",
    :link => "http://pikesley.github.com/insulin/"
  
  },
  {
    :text => " written and maintained by Sam Pikesley"
  }]
end

Instance Method Details

#render ⇒ Object 



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# File 'lib/insulin/pdf.rb', line 163

def render
  @pdf.render_file @outfile
end