Class: PSD::Mask

Inherits:
BinData::Record
  • Object
show all
Defined in:
lib/psd/mask.rb

Overview

Represents the mask for a single layer

Instance Method Summary collapse

Instance Method Details

#disabled ⇒ Object 



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# File 'lib/psd/mask.rb', line 37

def disabled
  (flags & (0x01 << 1)) > 0
end

#has_data? ⇒ Boolean

Is there a mask defined?

Returns:

  • (Boolean) 


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# File 'lib/psd/mask.rb', line 19

def has_data?
  mask_size > 0
end

#height ⇒ Object

Height of the mask



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# File 'lib/psd/mask.rb', line 29

def height
  bottom - top
end

#invert ⇒ Object 



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# File 'lib/psd/mask.rb', line 41

def invert
  (flags & (0x01 << 2)) > 0
end

#relative ⇒ Object 



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# File 'lib/psd/mask.rb', line 33

def relative
  flags & 0x01
end

#width ⇒ Object

Width of the mask



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# File 'lib/psd/mask.rb', line 24

def width
  right - left
end