Function gtk4::render_arrow

pub fn render_arrow<P: IsA<StyleContext>>(
    context: &P, 
    cr: &Context, 
    angle: f64, 
    x: f64, 
    y: f64, 
    size: f64
)

Renders an arrow pointing to angle.

Typical arrow rendering at 0, 1⁄2 π;, π; and 3⁄2 π:

context

a StyleContext

cr

a cairo_t

angle

arrow angle from 0 to 2 * G_PI, being 0 the arrow pointing to the north

x

X origin of the render area

y

Y origin of the render area

size

square side for render area