class AtPay::Button::QRCode
Attributes
qr[R]
Public Class Methods
new(button)
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# File lib/atpay/button/qr_code.rb, line 11 def initialize(button) content = CGI.unescape(button.default_mailto) @qr = QREncoder.encode(content, correction: :low) end
Public Instance Methods
png(pixels_per_module=6)
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# File lib/atpay/button/qr_code.rb, line 16 def png(pixels_per_module=6) @qr.png(pixels_per_module: pixels_per_module).to_blob end
svg()
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# File lib/atpay/button/qr_code.rb, line 20 def svg points = @qr.points scale = 10 Rasem::SVGImage.new(@qr.width * scale, @qr.height * scale) do points.each do |point| rectangle point[0] * scale, point[1] * scale, scale, scale end end.output end