setZoom

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Description

This method expands or contracts the relative size of the objects (the graph) displayed in the CytoscapeWindow. A value of 1.0 typically renders the graph with an ample margin. A call to fitContent produces a zoom level of about 1.5.

Usage

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setZoom(obj, new.level)

Arguments

obj

a CytoscapeWindowClass object.

new.level

a numeric object.

Value

None.

Author(s)

Tanja Muetze, Georgi Kolishovski, Paul Shannon

See Also

getZoom getCenter setCenter getViewCoordinates fitContent

Examples

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  # first, delete existing windows to save memory:
  deleteAllWindows(CytoscapeConnection())

  window.title = 'setZoom demo'
  cw <- CytoscapeWindow (window.title, graph=makeSimpleGraph())
  displayGraph (cw)
  layoutNetwork(cw, 'force-directed')
  setZoom (cw, 0.3)
  system ('sleep 0.3')
  setZoom (cw, 3.0)
  system ('sleep 0.3')
  setZoom (cw, 1.0)

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