Get children of a group layer

Returns the ids of a group layer's children.

l_layer_getChildren(widget, layer = "root")

Arguments

widget	widget path or layer object of class 'l_layer'
layer	layer id. If the widget argument is of class 'l_layer' then the layer argument is not used

Value

Character vector with ids of the childrens. To create layer handles (i.e. objects of class 'l_layer') use the l_create_handle function.

See also

l_layer, l_layer_getParent

Examples

p <- l_plot()

g <- l_layer_group(p)
l1 <- l_layer_rectangle(p, x=0:1, y=0:1, parent=g)
l2 <- l_layer_oval(p, x=0:1, y=0:1, color='thistle', parent=g)

l_layer_getChildren(p, g)
#> [1] "layer2" "layer1"