l_layer_raise {loon}

Switch the layer place with its sibling to the left

Description

Change the layers position within its parent layer group by decreasing the index of the layer by one if possible. This means that the raised layer will be rendered after (or on top) of its sibling layer to the left.

Usage

l_layer_raise(widget, layer)

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

0 if success otherwise the function throws an error

See Also

l_layer, l_layer_lower, l_layer_move

Examples

if(interactive()){

p <- l_plot()

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

l_aspect(p) <- 1

l_layer_raise(p, l1)

}