Emulation

set_viewport

Overrides device screen dimensions and emulates viewport.

• options Hash
  • :width Integer, viewport width. 0 by default
  • :height Integer, viewport height. 0 by default
  • :scale_factor Float, device scale factor. 0 by default
  • :mobile Boolean, whether to emulate mobile device. false by default

page.set_viewport(width: 1000, height: 600, scale_factor: 3)