Description Usage Arguments Value Examples
The filter_erode()
filter effectively thins out a source graphic by a given
radius
value. The higher the radius
, the greater the extent of thinning.
1 | filter_erode(radius = 1)
|
radius |
The extent to which the source graphic will be eroded. If a vector of two values are provided, the first value represents the x-radius and the second one the y-radius. If one value is provided, then that value is used for both x and y. |
An svg
object.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | if (interactive()) {
# Add a text element to an
# SVG drawing and erode it with
# the `filter_erode()` filter
SVG(width = 200, height = 100) %>%
svg_filter(
id = "erode",
filters = list(
filter_erode(radius = c(1, 0))
)
) %>%
svg_text(
x = 10, y = 40,
text = "Erosion",
attrs = svg_attrs_pres(
font_size = "3em",
font_weight = "bolder",
filter = "erode"
)
)
}
|
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