From 0df085bcb53940215e3a0691e2b0f26082d5eed0 Mon Sep 17 00:00:00 2001
From: Pol Rivero <65060696+pol-rivero@users.noreply.github.com>
Date: Mon, 30 Dec 2024 16:45:20 +0100
Subject: [PATCH] Check empty crop size

---
 src/femtovg_area/imp.rs | 12 ++++--------
 src/math.rs             |  4 ++++
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/src/femtovg_area/imp.rs b/src/femtovg_area/imp.rs
index a1946d2..534f433 100644
--- a/src/femtovg_area/imp.rs
+++ b/src/femtovg_area/imp.rs
@@ -291,15 +291,11 @@ impl FemtoVgAreaMut {
             .crop_tool
             .borrow()
             .get_crop()
-            .map(|c| rect_ensure_in_bounds(c.get_rectangle(), bounds))
+            .map(|c| c.get_rectangle())
+            .map(|rect| rect_ensure_in_bounds(rect, bounds))
             .map(rect_round)
-            .unwrap_or((
-                Vec2D::zero(),
-                Vec2D::new(
-                    self.background_image.width() as f32,
-                    self.background_image.height() as f32,
-                ),
-            ));
+            .filter(|(_, size)| !size.is_zero())
+            .unwrap_or(bounds);
 
         // create render-target
         let image_id = canvas.create_image_empty(
diff --git a/src/math.rs b/src/math.rs
index 2cbbb0a..7be1960 100644
--- a/src/math.rs
+++ b/src/math.rs
@@ -54,6 +54,10 @@ impl Vec2D {
             Vec2D::new(-a, -b)
         }
     }
+
+    pub fn is_zero(&self) -> bool {
+        self.x.abs() < f32::EPSILON && self.y.abs() < f32::EPSILON
+    }
 }
 
 impl Add for Vec2D {