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65 lines
1.4 KiB
CoffeeScript
65 lines
1.4 KiB
CoffeeScript
class AsciiIo.SgrInterpreter
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reset: ->
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@attrs =
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fg : undefined
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bg : undefined
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blink : false
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bright : false
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italic : false
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underline: false
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buildBrush: (oldBrush, numbers) ->
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@attrs =
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fg : oldBrush.fg
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bg : oldBrush.bg
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blink : oldBrush.blink
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bright : oldBrush.bright
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italic : oldBrush.italic
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underline: oldBrush.underline
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numbers = [0] if numbers.length is 0
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i = 0
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while i < numbers.length
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n = numbers[i]
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if n is 0
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@reset()
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else if n is 1
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@attrs.bright = true
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else if n is 3
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@attrs.italic = true
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else if n is 4
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@attrs.underline = true
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else if n is 5
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@attrs.blink = true
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else if n is 23
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@attrs.italic = false
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else if n is 24
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@attrs.underline = false
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else if n is 25
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@attrs.blink = false
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else if n >= 30 and n <= 37
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@attrs.fg = n - 30
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else if n is 38
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@attrs.fg = numbers[i + 2]
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i += 2
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else if n is 39
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@attrs.fg = undefined
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else if n >= 40 and n <= 47
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@attrs.bg = n - 40
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else if n is 48
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@attrs.bg = numbers[i + 2]
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i += 2
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else if n is 49
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@attrs.bg = undefined
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else if n >= 90 and n <= 97
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@attrs.fg = n - 90
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else if n >= 100 and n <= 107
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@attrs.bg = n - 100
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i++
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AsciiIo.Brush.create @attrs
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