diff options
Diffstat (limited to 'src/frontier/image.rs')
| -rw-r--r-- | src/frontier/image.rs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/frontier/image.rs b/src/frontier/image.rs index 3655580..5642297 100644 --- a/src/frontier/image.rs +++ b/src/frontier/image.rs @@ -51,6 +51,10 @@ impl<C: ColorSpace> Frontier for ImageFrontier<C> { self.len - self.deleted } + fn is_empty(&self) -> bool { + self.len() == 0 + } + fn place(&mut self, rgb8: Rgb8) -> Option<(u32, u32)> { let color = C::from(rgb8); |