class Nakal::Common::BaseScreen

Attributes

image[RW]
name[RW]

Public Class Methods

new(file_name, mode = :load, image = nil) click to toggle source
# File lib/nakal/base_screen.rb, line 7
def initialize file_name, mode = :load, image = nil
  @name = file_name
  @image = image
  capture if mode.eql?(:capture)
  image.nil? ? @image = Magick::Image.read("#{Nakal.image_location}/#{@name}.png")[0] : @image=image
end

Public Instance Methods

apply_mask() click to toggle source
# File lib/nakal/base_screen.rb, line 38
def apply_mask
  image_mask_params = Nakal.default_crop_params[Nakal.device_name][image_relative_path.gsub("_current", "")]
  return self if image_mask_params.nil?
  image_mask_params.each do |region, params|
    gc = Magick::Draw.new.fill('black').rectangle(*params)
    gc.draw @image
  end
  self
end
compare(screen) click to toggle source
# File lib/nakal/base_screen.rb, line 29
def compare screen
  @image.fuzz= Nakal.fuzz * Magick::QuantumRange / 100.0
  total_pixel = @image.rows * @image.columns
  diff_img, no_of_pixels_mismatch = self.apply_mask.strip.compare_channel(screen.apply_mask.strip, Magick::AbsoluteErrorMetric)
  diff_screen = Nakal.current_platform::Screen.new("#{@name}_diff", :none, diff_img)
  percentage_diff = (no_of_pixels_mismatch/total_pixel)*100
  return diff_screen,percentage_diff
end
delete!() click to toggle source
# File lib/nakal/base_screen.rb, line 52
def delete!
  FileUtils.rm "#{Nakal.image_location}/#{@name}.png"
end
image_relative_path() click to toggle source
# File lib/nakal/base_screen.rb, line 48
def image_relative_path
  Nakal.image_relative_dir.eql?(".") ? @name : "#{Nakal.image_relative_dir}/#{@name}"
end
save() click to toggle source
# File lib/nakal/base_screen.rb, line 56
def save
  @image.write("#{Nakal.image_location}/#{@name}.png")
end
strip() click to toggle source
# File lib/nakal/base_screen.rb, line 14
def strip
  crop_params = Nakal.default_crop_params[Nakal.device_name]
  if crop_params.nil?
    @image
  else
    width = @image.columns
    height = @image.rows
    x_start = crop_params["left"]
    y_start = crop_params["top"]
    width_to_consider = width-crop_params["right"]-x_start
    height_to_consider = height-crop_params["bottom"]-y_start
    @image.crop(x_start, y_start, width_to_consider, height_to_consider)
  end
end