Method: Browser::Window::View#on_zoom

Defined in:
opal/browser/window/view.rb

#on_zoom(&block) ⇒ Object

Handle #pixel_ratio changes. This will trigger a block on zoom.



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# File 'opal/browser/window/view.rb', line 43

def on_zoom &block
  %x{
    var mqString = "(resolution: " + #@native.devicePixelRatio + "dppx)";
    #@native.matchMedia(mqString).addListener(#{block.to_n});
  }
end