From cf3c8378557457363853d6795e4ddf9e70a4738e Mon Sep 17 00:00:00 2001
From: Arne Dußin
Date: Thu, 26 Nov 2020 20:50:30 +0100
Subject: Make polygons deletable

Before, the deletion tool was not targeting polygons. I also took the
liberty to broaden the functionality of the surface trait, which now can
check if a rectangle or polygon is contained.
---
 src/math/mod.rs | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src/math/mod.rs')

diff --git a/src/math/mod.rs b/src/math/mod.rs
index 6f83c98..b84d270 100644
--- a/src/math/mod.rs
+++ b/src/math/mod.rs
@@ -20,6 +20,12 @@ pub trait Surface<T: Scalar + Copy> {
 
     /// Checks if a line segment is entirely contained by this surface.
     fn contains_line_segment(&self, line_segment: &LineSegment<T>) -> bool;
+
+    /// Checks if a rectangle is entirely contained inside this surface.
+    fn contains_rect(&self, rect: &Rect<T>) -> bool;
+
+    /// Checks if a polygon is contained wholly by this surface.
+    fn contains_polygon(&self, polygon: &Polygon<T>) -> bool;
 }
 
 /// Round a floating point number to the nearest step given by the step argument. For instance, if
-- 
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