Class "ViewerSimple"

Description

An object representing a view of a data set.

Objects from the Class

Objects can be created using the simpleViewer function.

Slots

dev:

Object of class "ViewerDevice", typically the result of a call to viewerDeviceVp.

state:

Object of class "ViewerState", typically the result of a call to viewerState.

data:

Object of class "ViewerData", typically the result of a call to the function viewerData or viewerDataFrame.

startcol:

Object of class "numeric" giving the first column in the current view.

startrow:

Object of class "numeric" giving the first row in the current view.

threshold:

Object of class "numeric" giving the threshold below which lines are drawn rather than text.

Extends

The virtual class "Viewer", directly.

Methods

draw

signature(v = "ViewerSimple"): render the current view of the data.

lrend

signature(v = "ViewerSimple"): navigate to the last column.

lrgrow

signature(v = "ViewerSimple"): zoom in the view to exclude the left/rightmost column.

lrhome

signature(v = "ViewerSimple"): navigate to the first column.

lrscroll

signature(v = "ViewerSimple"): navigate to the next/previous column.

lrshrink

signature(v = "ViewerSimple"): zoom out the view to include the next/previous column.

udend

signature(v = "ViewerSimple"): navigate to the last row.

udgrow

signature(v = "ViewerSimple"): zoom in the view to exclude first/last row.

udhome

signature(v = "ViewerSimple"): navigate to the first row.

udscroll

signature(v = "ViewerSimple"): navigate to the next/previous row.

udshrink

signature(v = "ViewerSimple"): zoom out the view to include the next/previous row.

Author(s)

Paul Murrell

Examples

showClass("ViewerSimple")