Class: Hamidashi

Inherits:
Object
  • Object
show all
Defined in:
lib/hamidashi.rb,
lib/hamidashi/version.rb

Constant Summary collapse

VERSION = 
"0.2.0"

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(percentage, pdf_path) ⇒ Hamidashi

Returns a new instance of Hamidashi.



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# File 'lib/hamidashi.rb', line 7

def initialize(percentage, pdf_path)
  @percentage = percentage / 100r
  @pdf_path   = pdf_path
end

Instance Attribute Details

#percentage ⇒ Object (readonly)

Returns the value of attribute percentage.



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# File 'lib/hamidashi.rb', line 5

def percentage
  @percentage
end

Instance Method Details

#overflow?(page) ⇒ Boolean

Returns:

  • (Boolean) 


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

def overflow?(page)
  cropped_page_img = cropped_img(page)
  colornum         = cropped_page_img.color_histogram.count

  cropped_page_img.destroy!

  expected_colornum != colornum
end

#pdf_page_count ⇒ Object 



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# File 'lib/hamidashi.rb', line 35

def pdf_page_count
  pdf_image_list.count
end

#save_page(page, path) ⇒ Object 



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# File 'lib/hamidashi.rb', line 21

def save_page(page, path)
  pdf_image_list[page].write(path)
end

#save_preview_page(page, path) ⇒ Object 



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# File 'lib/hamidashi.rb', line 25

def save_preview_page(page, path)
  page_img = pdf_image_list[page].dup

  draw_preview_frame(page).draw(page_img)

  page_img.write(path)

  page_img.destroy!
end