Class: Stitchifier

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

Constant Summary collapse

OPEN_BRACKET = 
"\e[38;5;"
CLOSE_BRACKET = 
"\e[0m"

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(px = 10, ascii_width = nil) ⇒ Stitchifier

Returns a new instance of Stitchifier.



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# File 'lib/stitchify.rb', line 14

def initialize(px = 10, ascii_width = nil)
    self.px = px
    self.pos_x = 0
    self.pos_y = 0
    self.width = 4 * px
    self.height = 4 * px
    self.ascii_width = ascii_width
end

Instance Attribute Details

#ascii_width ⇒ Object

Returns the value of attribute ascii_width.



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# File 'lib/stitchify.rb', line 12

def ascii_width
  @ascii_width
end

#height ⇒ Object

Returns the value of attribute height.



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# File 'lib/stitchify.rb', line 12

def height
  @height
end

#pos_x ⇒ Object

Returns the value of attribute pos_x.



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# File 'lib/stitchify.rb', line 12

def pos_x
  @pos_x
end

#pos_y ⇒ Object

Returns the value of attribute pos_y.



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# File 'lib/stitchify.rb', line 12

def pos_y
  @pos_y
end

#px ⇒ Object

Returns the value of attribute px.



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# File 'lib/stitchify.rb', line 12

def px
  @px
end

#width ⇒ Object

Returns the value of attribute width.



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# File 'lib/stitchify.rb', line 12

def width
  @width
end

Instance Method Details

#arrs_to_rasem(arrs, grid) ⇒ Object 



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# File 'lib/stitchify.rb', line 66

def arrs_to_rasem(arrs, grid)
    Rasem::SVGImage.new(width: self.width, height: self.height) do
        for line_data in arrs
            line line_data[0], line_data[1], line_data[2], line_data[3], :stroke_width=>2, :fill=>line_data[4], :stroke=>line_data[4]
        end
        for line_data in grid
            line line_data[0], line_data[1], line_data[2], line_data[3], :stroke_width=>line_data[5]
        end
    end
end

#ascii_conditions ⇒ Object 



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# File 'lib/stitchify.rb', line 55

def ascii_conditions
    ret = {}
    ret[:color] = false
    ret[:width] = self.ascii_width unless self.ascii_width.nil?
    ret
end

#char_builder(char, hex_str) ⇒ Object 



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# File 'lib/stitchify.rb', line 140

def char_builder(char, hex_str)
    output = []
    case char
    when '.'
        output << pos_slope_one(1.5 * px, 2.5 * px, px, hex_str)
        output << neg_slope_one(1.5 * px, 1.5 * px, px, hex_str)
    when '~'
        output << pos_slope_one((0 - px / 2), 2.5 * px, px, hex_str)
        output << neg_slope_one(px / 2,       1.5 * px, px, hex_str)
        output << pos_slope_one(1.5 * px,     2.5 * px, px, hex_str)
    when ':'
        output << pos_slope_one(1.5 * px, 2.5 * px, px, hex_str)
        output << neg_slope_one(1.5 * px, 1.5 * px, px, hex_str)
        output << pos_slope_one(1.5 * px, 1.5 * px, px, hex_str)
        output << neg_slope_one(1.5 * px, px / 2,   px, hex_str)
    when '+'
        output << vertical_line(1.5 * px, px / 2,   2 * px, hex_str)
        output << horizontal_line(px / 2, 1.5 * px, 2 * px, hex_str)
    when '='
        output << horizontal_line(px / 2, 1.5 * px, 2 * px, hex_str)
        output << horizontal_line(px / 2, 2.5 * px, 2 * px, hex_str)
    when 'o'
        output << pos_slope_one(px / 2,   1.5 * px, px, hex_str)
        output << neg_slope_one(1.5 * px, px / 2,   px, hex_str)
        output << pos_slope_one(1.5 * px, 2.5 * px, px, hex_str)
        output << neg_slope_one(px / 2,   1.5 * px, px, hex_str)
    when '*'
        output << pos_slope_one(px / 2,   2.5 * px , 2 * px, hex_str)
        output << neg_slope_one(px / 2,   px / 2,    2 * px, hex_str)
        output << vertical_line(1.5 * px, px / 2,    2 * px, hex_str)
    when 'x'
        output << pos_slope_one(px / 2,   2.5 * px , 2 * px, hex_str)
        output << neg_slope_one(px / 2,   px / 2,    2 * px, hex_str)
    when '^'
        output << pos_slope_one(px / 2,   1.5 * px, px, hex_str)
        output << neg_slope_one(1.5 * px, px / 2,   px, hex_str)
    when '%'
        output << pos_slope_one(px / 2,   1.5 * px, px, hex_str)
        output << neg_slope_one(px / 2,   px / 2,   px, hex_str)
        output << pos_slope_one(px / 2,   2.5 * px, 2 * px, hex_str)
        output << pos_slope_one(1.5 * px, 2.5 * px, px, hex_str)
        output << neg_slope_one(1.5 * px, 1.5 * px, px, hex_str)
    when '#'
        output << pos_slope_two(px / 2,   2.5 * px, px, hex_str)
        output << pos_slope_two(1.5 * px, 2.5 * px, px, hex_str)
        output << horizontal_line(px / 2, 1.5 * px, 2 * px, hex_str)
        output << horizontal_line(px / 2, 2.5 * px, 2 * px, hex_str)
    when '@'
        output << pos_slope_one(1.5 * px,   2.5 * px, px, hex_str)
        output << neg_slope_one(1.5 * px,   1.5 * px, px, hex_str)
        output << vertical_line(2.5 * px,   px / 2,   2 * px, hex_str)
        output << horizontal_line(1.5 * px, px / 2,   px, hex_str)
        output << pos_slope_one(px / 2,     1.5 * px, px, hex_str)
        output << neg_slope_one(px / 2,     1.5 * px, px, hex_str)
        output << horizontal_line(1.5 * px, 2.5 * px, px, hex_str)
    when '$'
        output << horizontal_line(px / 2, px / 2,   2 * px, hex_str)
        output << neg_slope_one(px / 2,   px / 2,   2 * px, hex_str)
        output << horizontal_line(px / 2, 2.5 * px, 2 * px, hex_str)
        output << vertical_line(1.5 * px, px / 2,   2 * px, hex_str)
    when 'M'
        output << vertical_line(px / 2,   px / 2,   2 * px, hex_str)
        output << neg_slope_one(px / 2,   px / 2,   px, hex_str)
        output << pos_slope_one(1.5 * px, 1.5 * px, px, hex_str)
        output << vertical_line(2.5 * px, px / 2,   2 * px, hex_str)
    when 'W'
        output << vertical_line(px / 2,   px / 2,   2 * px, hex_str)
        output << pos_slope_one(px / 2,   2.5 * px, px, hex_str)
        output << neg_slope_one(1.5 * px, 1.5 * px, px, hex_str)
        output << vertical_line(2.5 * px, px / 2,   2 * px, hex_str)
    when '|'
        output << vertical_line(2.5 * px, px / 2, 2 * px, hex_str)
    when '-'
        output << horizontal_line(px / 2, 2.5 * px, 2 * px, hex_str)
    end
    output
end

#clear_vars ⇒ Object 



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# File 'lib/stitchify.rb', line 48

def clear_vars
    self.pos_x = 0
    self.pos_y = 0
    self.width = 0
    self.height = 0
end

#grid ⇒ Object 



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# File 'lib/stitchify.rb', line 83

def grid
    n = 10
    output = []
    (width / n).times do |i|
        x = 1
        x = 2 if (i % 10 == 0)
        output << [i * n, 0, i * n, height, 'black', x]
    end
    (height / n).times do |i|
        x = 1
        x = 2 if i % 10 == 0
        output << [0, i * n, width, i * n, 'black', x]
    end
    output
end

#horizontal_line(startX, startY, length, hex_str) ⇒ Object 



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# File 'lib/stitchify.rb', line 248

def horizontal_line(startX, startY, length, hex_str)
    [
        startX + pos_x,
        startY + pos_y,
        startX + pos_x + length,
        startY + pos_y,
        hex_str
    ]
end

#img_processor(img) ⇒ Object 



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# File 'lib/stitchify.rb', line 62

def img_processor(img)
    AsciiArt.new(img).to_ascii_art(ascii_conditions)
end

#line_builder(line) ⇒ Object 



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# File 'lib/stitchify.rb', line 112

def line_builder(line)
    self.width = 0
    line_output = []

    l = line.split(OPEN_BRACKET)

    l.each do |segment|

        char_data = segment.split("m")

        # if the midpoint doesn't exist
        if char_data.length == 1 
            char_data[0].chars.each do |char|
                line_output = line_output + char_builder(char, '#000000')
                self.pos_x = self.pos_x + (2 * px)
                self.width = self.width + (2 * px)
            end
        else
            char = char_data[1].delete(CLOSE_BRACKET)
            line_output = line_output + char_builder(char, HexConverter.ansi_to_hex(char_data[0]))
            self.pos_x = self.pos_x + (2 * px)
            self.width = self.width + (2 * px)
        end
    end

    line_output
end

#neg_slope_half(startX, startY, height, hex_str) ⇒ Object 



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# File 'lib/stitchify.rb', line 268

def neg_slope_half(startX, startY, height, hex_str)
    [
        startX + pos_x,
        startY + pos_y,
        startX + pos_x + (2 * height),
        startY + pos_y + height,
        hex_str
    ]
end

#neg_slope_one(startX, startY, length, hex_str) ⇒ Object 



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# File 'lib/stitchify.rb', line 228

def neg_slope_one(startX, startY, length, hex_str)
    [
        startX + pos_x,
        startY + pos_y,
        startX + pos_x + length,
        startY + pos_y + length,
        hex_str
    ]
end

#neg_slope_two(startX, startY, width, hex_str) ⇒ Object 



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# File 'lib/stitchify.rb', line 278

def neg_slope_two(startX, startY, width, hex_str)
    [
        startX + pos_x,
        startY + pos_y,
        startX + pos_x + width,
        startY + pos_y + (2 * width),
        hex_str
    ]
end

#paragraph_builder(str) ⇒ Object 



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# File 'lib/stitchify.rb', line 99

def paragraph_builder(str)
    self.height = 0
    arr = str.split("\n")
    output = []
    arr.each do |line|
        output = output + line_builder(line)
        self.pos_y = self.pos_y + (3 * px)
        self.pos_x = 0
        self.height = self.height + (3 * px)
    end
    output
end

#pos_slope_one(startX, startY, length, hex_str) ⇒ Object 



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# File 'lib/stitchify.rb', line 218

def pos_slope_one(startX, startY, length, hex_str)
    [
        startX + pos_x,
        startY + pos_y,
        startX + pos_x + length,
        startY + pos_y - length,
        hex_str
    ]
end

#pos_slope_two(startX, startY, width, hex_str) ⇒ Object 



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# File 'lib/stitchify.rb', line 258

def pos_slope_two(startX, startY, width, hex_str)
    [
        startX + pos_x,
        startY + pos_y,
        startX + pos_x + width,
        startY + pos_y - (2 * width),
        hex_str
    ]
end

#stitch(img, file = 'stitchify.svg') ⇒ Object 



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# File 'lib/stitchify.rb', line 23

def stitch(img, file = 'stitchify.svg')
    ascii = img_processor(img)
    arrs = paragraph_builder(ascii)
    rasem = arrs_to_rasem(arrs, grid)
    write(rasem, file)
    clear_vars
end

#stitch_string(str, file = 'stitchify.svg') ⇒ Object

“.~:+=o*x^%#@$MWn .~:+=o*x^%#@$MnW.~:+=o*x^% #@$MW”



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# File 'lib/stitchify.rb', line 41

def stitch_string(str, file = 'stitchify.svg')
    arrs = paragraph_builder(str)
    rasem = arrs_to_rasem(arrs, grid)
    write(rasem, file)
    clear_vars
end

#stitch_to_output(img) ⇒ Object 



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# File 'lib/stitchify.rb', line 31

def stitch_to_output(img)
    ascii = img_processor(img)
    arrs = paragraph_builder(ascii)
    ret = arrs_to_rasem(arrs, grid).to_s
    clear_vars
    ret
end

#vertical_line(startX, startY, length, hex_str) ⇒ Object 



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# File 'lib/stitchify.rb', line 238

def vertical_line(startX, startY, length, hex_str)
    [
        startX + pos_x,
        startY + pos_y,
        startX + pos_x,
        startY + pos_y + length,
        hex_str
    ]
end

#write(rasem, file) ⇒ Object 



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# File 'lib/stitchify.rb', line 77

def write(rasem, file)
    File.open(file, "w") do |f|
        rasem.write(f)
    end
end