Track image damage in `iced_tiny_skia`

2 files changed, 20 insertions, 1 deletions

diff --git a/graphics/src/image.rs b/graphics/src/image.rs
index 47a7b30e..c6135e9e 100644
--- a/graphics/src/image.rs
+++ b/graphics/src/image.rs
@@ -7,7 +7,7 @@ use crate::core::svg;
 use crate::core::{Color, Rectangle};
 
 /// A raster or vector image.
-#[derive(Debug, Clone)]
+#[derive(Debug, Clone, PartialEq)]
 pub enum Image {
     /// A raster image.
     Raster {
@@ -33,6 +33,17 @@ pub enum Image {
     },
 }
 
+impl Image {
+    /// Returns the bounds of the [`Image`].
+    pub fn bounds(&self) -> Rectangle {
+        match self {
+            Image::Raster { bounds, .. } | Image::Vector { bounds, .. } => {
+                *bounds
+            }
+        }
+    }
+}
+
 #[cfg(feature = "image")]
 /// Tries to load an image by its [`Handle`].
 ///
diff --git a/tiny_skia/src/layer.rs b/tiny_skia/src/layer.rs
index 17e6ac13..d3d8b988 100644
--- a/tiny_skia/src/layer.rs
+++ b/tiny_skia/src/layer.rs
@@ -241,8 +241,16 @@ impl Layer {
             },
         );
 
+        let images = damage::list(
+            &previous.images,
+            &current.images,
+            |image| vec![image.bounds().expand(1.0)],
+            Image::eq,
+        );
+
         damage.extend(text);
         damage.extend(primitives);
+        damage.extend(images);
         damage
     }
 }