Class: Astromapper::Svg

Inherits:
Object
  • Object
show all
Defined in:
lib/astromapper/svg.rb

Instance Method Summary collapse

Constructor Details

#initialize(filename) ⇒ Svg

Returns a new instance of Svg.



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# File 'lib/astromapper/svg.rb', line 6

def initialize(filename)
  @rows     = 40
  @columns  = 32
  @source_filename = filename
  sectorname = filename.gsub(File.extname(filename), '')
  @svg_filename    = sectorname + '.svg'
  @side    = 40
  @factor  = 1.732
  @height  = (@side * @factor * (@rows + 0.5)).ceil
  @width   = (@side * (@columns * 1.5 + 0.5)).ceil
  @mark    = 13
  @zones   = []
  @volumes = []
  @name = config['name']
  # puts "Height: #{@height}; Width: #{@width}"
  
  base03  = config['colors']['base03']  ||  '#002b36'
  base02  = config['colors']['base02']  ||  '#073642'
  base01  = config['colors']['base01']  ||  '#586e75'
  base00  = config['colors']['base03']  ||  '#657b83'
  base0   = config['colors']['base0']   ||  '#839496'
  base1   = config['colors']['base1']   ||  '#93a1a1'
  base2   = config['colors']['base2']   ||  '#eee8d5'
  base3   = config['colors']['base3']   ||  '#fdf6e3'
  yellow  = config['colors']['yellow']  ||  '#b58900'
  orange  = config['colors']['orange']  ||  '#cb4b16'
  red     = config['colors']['red']     ||  '#dc322f'
  magenta = config['colors']['magenta'] ||  '#d33682'
  violet  = config['colors']['violet']  ||  '#6c71c4'
  blue    = config['colors']['blue']    ||  '#268bd2'
  cyan    = config['colors']['cyan']    ||  '#2aa198'
  green   = config['colors']['green']   ||  '#859900'
  white   = config['colors']['white']   ||  '#FFFFFF'
  black   = config['colors']['black']   ||  '#222222'
  
  @theme = {
    'dark' => {
      :background => base03,
      :zone       => {'AZ' => yellow, 'RZ' => red},
      :hex        => base1,
      :hex_id     => base2,
      :world_text => base2,
      :black      => base3,
      :base02     => base2,
      :base1      => base01,
      :white      => white,
      :tract_id   => base01
    },
    'lite' => {
      :background => white,
      :zone       => {'AZ' => yellow, 'RZ' => red},
      :hex        => base1,
      :hex_id     => base01,
      :world_text => base01,
      :black      => black,
      :base02     => base02,
      :base1      => base1,
      :white      => white,
      :tract_id   => base2
    }
  }
  theme = (%w{lite dark}.include?(config['svg_theme'])) ? config['svg_theme'] : 'lite'
  @color = @theme[theme]
  @hex = {
    :side_h => (@side * (@factor / 2)).tweak,
    :side_w => (@side / 2).tweak,
    :width  => @side
  }
  @style = {
    :circle    => "fill='#{@color[:black]}' stroke='#{@color[:white]}' stroke-width='1'",
    :polyline  => "fill='none'",
    :polygon   => "fill='#{@color[:black]}' stroke='none' stroke-width='1'",
    :ellipse   => "fill='none' stroke='#{@color[:base02]}' stroke-width='1'",
    :Belt      => "stroke='#{@color[:white]}' stroke-width='1'",
    :AZ_zone   => "fill='none' stroke='#{@color[:zone]['AZ']}' stroke-width='3' stroke-dasharray='5%,5%'",
    :RZ_zone   => "fill='none' stroke='#{@color[:zone]['RZ']}' stroke-width='3'",
    :Planet    => "fill='#{@color[:black]}' stroke='#{@color[:black]}' stroke-width='1'",
    :Desert    => "fill='none' stroke='#{@color[:black]}' stroke-width='2'",
    :Frame     => "fill='none' stroke='#{@color[:black]}' stroke-width='4'",
    :Tract     => "fill='none' stroke='#{@color[:hex]}' stroke-width='1'",
    :Hexgrid   => "fill='none' stroke='#{@color[:hex]}' stroke-width='1'",
    :Name      => "text-anchor='middle' font-size='#{@side/5}px' fill='#{@color[:world_text]}' font-family='Verdana'",
    :symbol    => "text-anchor='middle' font-size='#{@side/2.5}px' fill='#{@color[:black]}' font-family='Verdana'",
    :Spaceport => "text-anchor='middle' font-size='#{@side/3}px' fill='#{@color[:world_text]}' font-family='Verdana'",
    :TractID   => "text-anchor='middle' font-size='#{@side*3}px' fill='#{@color[:tract_id]}' font-family='Verdana'",
    :VolumeId  => "text-anchor='middle' font-size='#{@side/5}px' fill='#{@color[:hex_id]}' font-family='Verdana'",
    :rect      => "fill='#{@color[:background]}'"
  }
  @style[:UWP] = @style[:Name]
end

Instance Method Details

#center_of(locx) ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 125

def center_of(locx)
  column = locx[0..1].to_i
  row    = locx[2..3].to_i
  x      = @side + ((column - 1) * @side * 1.5)
  y      = (row - 1) * @side * @factor + (@side * @factor / (1 + (column % 2)))
  return [x.tweak,y.tweak]
end

#config ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 3

def config
  Astromapper.config
end

#consulate(c) ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 258

def consulate(c);
    return "<!-- Consulate --><text #{@style[:symbol]} x='#{c[0]-(@side/1.5)}' y='#{c[1]+(@side/7)}'>\u2691</text>\n"
end

#convert ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 99

def convert
  from_file
  svg = []
  svg << header
  svg << tract_marks
  svg << hex_grid

  svg << @volumes.map {|v| world(v) }
  svg << volumes
  svg << frame
  svg << footer
  File.open(@svg_filename,'w').write(svg.flatten.join("\n"))
end

#draw_belt(c) ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 197

def draw_belt(c)
  output = "    <g stroke='none' fill='none'>\n"
  7.times do 
    x = c[0] + Random.rand(@side/3) - @side/6
    y = c[1] + Random.rand(@side/3) - @side/6
    output += "      <circle #{@style[:Belt]} cx='#{x.tweak}' cy='#{y.tweak}' r='#{(@side/15).tweak}' />\n"
  end
  output + "    </g>\n"
end

#draw_planet(c, w) ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 193

def draw_planet(c,w)
  k = (w[3] == '0') ? 'Desert' : 'Planet'
   "    <circle #{@style[:circle]} cx='#{c[0]}' cy='#{c[1]}' r='#{@side/7}' />\n"
end

#footer ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 112

def footer
  return "</svg>"
end

#frame(k = 'Frame') ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 206

def frame(k='Frame')
  style = k.to_sym
  z = 0; w = @width - 0; h = @height - z;
  "    <polyline #{@style[style]} points='#{z},#{z} #{w},#{z} #{w},#{h} #{z},#{h} #{z},#{z}' />"
end

#from_file ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 96

def from_file
  File.open(@source_filename,'r').readlines.each { |line| @volumes << line if /^\d{4}/.match(line) }
end

#gas_giant(c) ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 246

def gas_giant(c)
  x = (c[0]+(@side/1.8)).tweak; y = (c[1]+(@side/3)).tweak;
  return<<-GIANT
  <g><!-- Has Gas Giant -->
    <ellipse #{@style[:ellipse]} cx='#{x}' cy='#{y}' rx='#{(@side/(@mark * 0.5)).tweak}' ry='#{(@side/@mark * 0.3).tweak}' />
    <circle  #{@style[:circle]} cx='#{x}' cy='#{y}' r='#{(@side/(@mark * 1.2)).tweak}' />
  </g>
  GIANT
end

#header ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 115

def header
  return<<-EOS
<?xml version="1.0" standalone="no"?>
  <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" 
"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
<svg width="#{@width}px" height="#{@height}px" version="1.1" xmlns="http://www.w3.org/2000/svg" blackground-color='#{@color[:white]}'>
  <desc>Subsector Map Grid</desc>
  <rect #{@style[:rect]} width='#{@width}' height='#{@height}' />
  EOS
end

#hex_grid ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 269

def hex_grid; (@rows * 3 + 2).times.map { |j| hex_row((j/2).floor, (j % 2 != 0)) }; 
end

#hex_row(row, top = false) ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 274

def hex_row(row, top=false)
  ly = (row * 2 * @hex[:side_h]) + @hex[:side_h]
  points = []
  x = 0; y = 0
  (@columns/2).ceil.times do |j|
    x = j * @side * 3
    y = ly
    points << "#{x.tweak},#{y.tweak}"
    
    x += @hex[:side_w]
    y = (top) ? y - @hex[:side_h] : y + @hex[:side_h]
    points << "#{x.tweak},#{y.tweak}"
    
    x += @hex[:width]
    points << "#{x.tweak},#{y.tweak}"
    
    x += @hex[:side_w]
    y = (top) ? y + @hex[:side_h] : y - @hex[:side_h]
    points << "#{x.tweak},#{y.tweak}"
    
    x += @hex[:width]
    points << "#{x.tweak},#{y.tweak}"
  end
  x += @hex[:side_w]
  y = (top) ? y - @hex[:side_h] : y + @hex[:side_h]
  points << "#{x.tweak},#{y.tweak}"
  "    <polyline #{@style[:Hexgrid]} points='#{points.join(' ')}' />"
end

#namestamp ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 271

def namestamp
  return "<text text-anchor='left' font-size='30px' fill='#8A9DD1' font-family='Verdana' x='30' y='2800'>#{@name}</text>"
end

#navy_base(c) ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 265

def navy_base(c); 
  return "<!-- Navy Base --><text #{@style[:symbol]} x='#{c[0]-(@side/1.8)}' y='#{c[1]-(@side/6)}'>\u2693</text>\n"
  '<!-- NB -->' +polygon(c[0]-(@side/1.8), c[1]-(@side/3.7), @side/(@mark/2), @side/@mark, 5); 
end

#pirates(c) ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 255

def pirates(c);
    return "<!-- Pirates --><text #{@style[:symbol]} x='#{c[0]-(@side/3.1)}' y='#{c[1]+(@side/7)}'>\u2620</text>\n"
end

#polygon(x, y, sx, sy, sides = 4) ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 242

def polygon(x, y, sx, sy, sides=4)
  polygon = star_coords(sx, sy, sides).map { |c| "#{x + c[0]},#{y.tweak+c[1]}" }
  "    <polygon #{@style[:polygon]} points='#{polygon.join(' ')}' />\n"
end

#scout_base(c) ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 261

def scout_base(c);
    return "<!-- Scout Base --><text #{@style[:symbol]} x='#{c[0]-(@side/1.8)}' y='#{c[1]+(@side/2.4)}'>\u269C</text>\n"
  '<!-- SB -->' + polygon(c[0]-(@side/1.8),c[1]+(@side/3.7), @side/(@mark/2), @side/@mark, 3);
end

#star_coords(r1, r2, points) ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 132

def star_coords(r1,r2,points)
  pangle = 2*@@pi/points
  sangle = @@pi/points
  oangle = @@pi/-2
  coords = []
  points.times do |j|
    coords << [r1 * Math::cos(pangle * j + oangle), r1 * Math::sin(pangle * j + oangle)]
    coords << [r2 * Math::cos((pangle * j) + sangle + oangle), r2 * Math::sin((pangle * j) + sangle + oangle)]
  end
  return coords
end

#stars(c, stars) ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 182

def stars(c,stars)
  output = ''
  x = (c[0]+(@side/1.8)).tweak + 2
  y = (c[1]-(@side/3)).tweak + 3
  stars.split('/').each do |star|
    output += "    <text #{@style[:Name]} x='#{x}' y='#{y}'>#{star[0..1].strip}</text>\n"
    x += 3
    y += 7
  end
  output
end

#tract_marks ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 211

def tract_marks
  height = (@height / 4).floor 
  width  = (@width / 4).ceil
  # width -= 2
  
  output = ''
  letters = ('A'..'P').to_a
  5.times do |r|
    h1 = (height.floor * r) - (8*r); h2 = h1 + height - 8
    w2 = 0
    4.times do |c|
      w1 = w2; w2 += (width - [-4,4,5,-4][c])
      output += "    <text #{@style[:TractID]} x='#{w1 + 70}' y='#{h1 + 110}'>#{letters.shift}</text>\n"
      output += "    <polyline #{@style[:Tract]} points='#{w1},#{h1} #{w2},#{h1} #{w2},#{h2} #{w1},#{h2} #{w1},#{h1}' />\n"
      # raise output
    end
  end
  output += namestamp
  return output
end

#volumes ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 231

def volumes
  output = ''
  (@rows+2).times do |r|
    (@columns+1).times do |c|
      x = @side + ((c-1) * @side * 1.5)
      y = (c % 2 == 1) ? (r-1) * @side * @factor + (0.2 * @side) : (r-1) * @side * @factor + @hex[:side_h]+ (0.2 * @side)
      output += "<text #{@style[:VolumeId]} x='#{x.tweak}' y='#{y.tweak}'>%02d%02d</text>\n" % [c,r]
    end
  end
  output
end

#world(volume) ⇒ Object 



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# File 'lib/astromapper/svg.rb', line 143

def world(volume)
  # TAB 0 - World Details
  # 0. Location
  # 1. UWP
  # 2. Temp
  # 3. NSG (Features)
  # 4. Travel Zone
  # TAB 1 - Trade Codes
  # TAB 2 - Factions
  # TAB 3 - Name
  #1101 A505223-B  ..G.. »·IC,Lo,Va       »N,O,N   »·G0V  »Omivarium
  details, trades, factions, star, name = volume.split(/\t/)    
  
  locx, uwp, temp, nsg, zone = details.split(/\s+/)

  spaceport = uwp[0]
  size      = uwp[1]
  c         = center_of(locx) # get Location's x,y Coordinates
  curve = @side / 2
  
  output =  "<!-- Volume: #{volume.strip.gsub(/\t/,' // ')} -->\n"
  output +=  (size == '0') ? draw_belt(c) : draw_planet(c,uwp)
  output += "    <text #{@style[:Spaceport]} x='#{c[0]}' y='#{(c[1] + @side / 2).tweak}'>#{spaceport.strip}</text>\n" 
  output += "    <text #{@style[:UWP]} x='#{c[0]}' y='#{(c[1]+(@side/1.3)).tweak}'>#{uwp.strip}</text>\n"
  output += "    <text #{@style[:Name]} x='#{c[0]}' y='#{(c[1]-(@side/2.1)).tweak}'>#{name.strip}</text>\n"
  unless zone == '..'
    style = zone + '_zone' 
    output += "    <path #{@style[style.to_sym]} d='M #{c[0] - curve/2;} #{c[1] - (curve/1.4)} a #{curve} #{curve} 0 1 0 20 0' />\n"
  end
  output += navy_base(c)  if nsg.include?('N')
  output += scout_base(c) if nsg.include?('S')
  output += gas_giant(c)  if nsg.include?('G')
  output += consulate(c)  if nsg.include?('C')
  output += pirates(c)    if nsg.include?('P')
  # output += "    <text #{@style[:Name]} x='#{(c[0]+(@side/1.8)).tweak}' y='#{(c[1]-(@side/3)).tweak}'>#{star[0..1].strip}</text>\n"
  output += stars(c,star)
  output
  
end