Refactor dash pattern (#983)

1 files changed, 3 insertions, 5 deletions

diff --git a/src/export/render.rs b/src/export/render.rs
index fa7c9454..fa3dc4b5 100644
--- a/src/export/render.rs
+++ b/src/export/render.rs
@@ -409,11 +409,9 @@ fn render_shape(
             let dash = dash_pattern.as_ref().and_then(|pattern| {
                 // tiny-skia only allows dash patterns with an even number of elements,
                 // while pdf allows any number.
-                let len = if pattern.array.len() % 2 == 1 {
-                    pattern.array.len() * 2
-                } else {
-                    pattern.array.len()
-                };
+                let pattern_len = pattern.array.len();
+                let len =
+                    if pattern_len % 2 == 1 { 2 * pattern_len } else { pattern_len };
                 let dash_array =
                     pattern.array.iter().map(|l| l.to_f32()).cycle().take(len).collect();