grid (version 3.3.3)

grid.cap:

Description

Capture the current contents of a graphics device as a raster (bitmap) image.

Usage

grid.cap()

Value

A matrix of R colour names, or NULL if not available.

Details

This function is only implemented for on-screen graphics devices.

See Also

grid.raster dev.capabilities to see if it is supported.

Examples

dev.new(width=0.5, height=0.5)
grid.rect()
grid.text("hi")
cap <- grid.cap()
dev.off()

if(!is.null(cap))
    grid.raster(cap, width=0.5, height=0.5, interpolate=FALSE)

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