cairoSetOperator {RGtk2} | R Documentation

## cairoSetOperator

### Description

Sets the compositing operator to be used for all drawing operations. See `CairoOperator` for details on the semantics of each available compositing operator.

### Usage

    cairoSetOperator(cr, op)

### Arguments

``cr`` | [`Cairo`] a `Cairo`
``op`` | [`CairoOperator`] a compositing operator, specified as a `CairoOperator`

### Details

The default operator is `CAIRO_OPERATOR_OVER`.

### Author(s)

Derived by RGtkGen from GTK+ documentation

[Package RGtk2 version 2.20.40 Index]