Class: ArTTY::Art

Inherits:
Object
  • Object
show all
Defined in:
lib/arTTY/art.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(file = nil) ⇒ Art

Returns a new instance of Art.



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# File 'lib/arTTY/art.rb', line 88

def initialize(file = nil)
    if (!file.nil?)
        @file = Pathname.new(file).expand_path
        @json = JSON.parse(File.read(@file))
    else
        @file = nil
        @json = Hash.new
    end

    @debug = false
    @legend = @json["legend"] || Hash.new
    @name = @json["name"] || "none"
    @pixels = @json["pixels"] || Array.new
    @sysinfo = nil
end

Instance Attribute Details

#legend ⇒ Object

Returns the value of attribute legend.



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# File 'lib/arTTY/art.rb', line 7

def legend
  @legend
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/arTTY/art.rb', line 8

def name
  @name
end

#pixels ⇒ Object (readonly)

Returns the value of attribute pixels.



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# File 'lib/arTTY/art.rb', line 6

def pixels
  @pixels
end

#sysinfo ⇒ Object

Returns the value of attribute sysinfo.



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# File 'lib/arTTY/art.rb', line 9

def sysinfo
  @sysinfo
end

Instance Method Details

#draw ⇒ Object 



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# File 'lib/arTTY/art.rb', line 11

def draw
    offset = nil
    out = ""
    pixels = @pixels
    sysinfo = Array.new
    if (@sysinfo)
        offset = @pixels[0] ? @pixels[0].length + 2 : 0
        sysinfo = @sysinfo.info
    end

    if ((pixels.length % 2) != 0)
        filler = " " * pixels[0].length
        pixels.insert(0, filler)
    end

    while (!pixels.empty?)
        out += " "
        top = pixels.delete_at(0)
        bottom = pixels.delete_at(0)

        top += " " while (top.length < bottom.length)
        bottom += " " while (top.length > bottom.length)

        top.chars.zip(bottom.chars).each_with_index do |map, i|
            t = map[0].strip
            b = map[1].strip

            if (
                (t.empty? && b.empty?) ||
                (!t.empty? && !@legend.include?(t)) ||
                (!b.empty? && !@legend.include?(b))
            )
                out += " "
                next
            end

            if (t.empty?)
                c = "▄".send(@legend[b])
            elsif (b.empty?)
                c = "▄".send(@legend[t]).swap
            else
                c = "▄".send(@legend[b]).send("on_#{@legend[t]}")
            end

            out += c
        end

        if (offset)
            info = sysinfo.delete_at(0)
            if (info)
                filler = offset - top.length
                out += " " * filler if (filler > 0)
                out += info
            else
                offset = nil
            end
        end

        out += "\n"
    end

    if (offset)
        loop do
            info = sysinfo.delete_at(0)
            break if (info.nil?)
            out += " " * (offset + 1)
            out += "#{info}\n"
        end
    end

    return out
end

#height ⇒ Object 



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# File 'lib/arTTY/art.rb', line 84

def height
    return @json["height"]
end

#to_s ⇒ Object 



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# File 'lib/arTTY/art.rb', line 104

def to_s
    return draw
end

#width ⇒ Object 



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# File 'lib/arTTY/art.rb', line 108

def width
    return @json["width"]
end