2012-9 Writing grid Extensions
New hook functions, makeContext() and makeContent(), have been added to the grid graphics package. These functions allow an alternative approach to developing custom grobs when a grob can only decide...
View Article2012-12 Post-Processing grid Graphics
Statistical plots drawn with the ggplot2 package generate numerous grid grobs and viewports which are labelled and organised into a coherent hierarchy. This report describes an example that shows how...
View Article2014-01 Improving the ‘gridGraphviz’ package in R
The gridGraphviz package renders node-and-edge graphs in R using the grid graphics package. Graphs are laid out using the Rgraphviz package to interface with the graph layout algorithms in graphviz....
View Article2014-03 The gridGraphics Package
The gridGraphics package provides a function, grid.echo(), that can be used to convert a plot drawn with the graphics package to the same result drawn using grid. This provides access to a variety of...
View Article2018-04 Extreme Makeover: R Graphics Edition
This report describes a complex R graphics customisation example using functions from the ‘grid’ and ‘gridGraphics’ packages and introduces two new functions in ‘grid’: deviceLoc and deviceDim. Paul...
View Article2018-07 Echoes of the Future
This report discusses ways to combine graphics output from the ‘graphics’ package and the ‘grid’ package in R and introduces a new function echoGrob in the ‘gridGraphics’ package. Paul Murrell Download
View Article2019-01 A Geometry Engine Interface for ‘grid’
This report describes a new function in ‘grid’ called grobCoords and a new package called ‘gridGeometry’ that combines grobCoords with the ‘polyclip’ package to provide a geometry engine interface for...
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2021-01 Accessing ‘grid’ from ‘ggplot2’
This report describes the ‘gggrid’ package, which provides a convenient interface for making use of raw ‘grid’ functions in combination with ‘ggplot2’. The ‘gggrid’ package provides two functions,...
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