class Svgshield

# File lib/svgshield.rb, line 8
def initialize(subject, status, color = '#aaa')
  color = Color::CSS[color] if color[0] == '#'

  # subject_width = 37
  # status_width = 53
  full_width = 126
  full_height = 20

  @shield = Rasem::SVGImage.new(width: full_width, height: full_height) do
    linearGradient('b', x2: 0, y2: '100%') do
      stop 0, '#bbb', '.1'
      stop 1, nil, '.1'
    end

    clipPath(id: 'a') do
      rect nil, nil, full_width, full_height, rx: 3, stroke_width: 0, fill: '#fff'
    end

    group 'clip-path' => 'url(#a)' do
      path fill: '#555', d: "M0 0h37v#{full_height}H0z"
      path fill: color, d: "M37 0h89v#{full_height}H37z"
      path fill: 'url(#b)', d: "M0 0h#{full_width}v#{full_height}H0z"
    end

    group(
      fill: '#fff',
      'text-anchor' => 'middle',
      'font-family' => 'DejaVu Sans,Verdana,Geneva,sans-serif',
      'font-size' => 11
    ) do
      text(18.5, 15, fill: '#010101', 'fill-opacity' => '.3') { raw subject }
      text(18.5, 14, fill: '#fff') { raw subject }
      text(80.5, 15, fill: '#010101', 'fill-opacity' => '.3') { raw status }
      text(80.5, 14, fill: '#fff') { raw status }
    end
  end
end

# File lib/svgshield.rb, line 46
def to_s
  shield.to_s
end

# File lib/svgshield.rb, line 58
def char_width(char)
  {
    'i' => 8.0,
    'j' => 9.0,
    'l' => 6.0,
    'm' => 11.0,
    'w' => 11.0,
    '1' => 8.5
  }[char] || 9.0
end

# File lib/svgshield.rb, line 52
def string_width(string)
  # Output is (theoretically, anyway) in pixels

  string.chars.inject(0) { |a, e| a + char_width(e) }.round 0
end