Figure 7.1

Modifying a circle grob

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Figure 7.2

Listing grobs in a lattice plot

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Figure 7.3

Editing grobs

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Figure 7.4

The structure of a gtree

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Figure 7.5

Editing a gtree

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Figure 7.6

Graphical parameters in a gtree

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Figure 7.7

Editing the graphical context

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Figure 7.8

An xaxis grob

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Figure 7.9

Reordering children in a gtree

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Figure 7.10

Calculating the size of a grob

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Figure 7.11

Grob dimensions by reference

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Figure 7.12

Calculating grob locations

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Figure 7.13

Calculating null grob locations

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Figure 7.14

Packing grobs by hand

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Figure 7.15

Editing the grobs in a lattice plot

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Figure 7.16

Working with ggplot2 grobs

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