From 48f321a80970ebeb8374072b1d2e0a4d297aa348 Mon Sep 17 00:00:00 2001
From: Arne Dußin
Date: Sun, 20 Dec 2020 03:58:46 +0100
Subject: Add dimensional indicator with scaling

---
 src/transformable.rs | 8 ++++++++
 1 file changed, 8 insertions(+)
 create mode 100644 src/transformable.rs

(limited to 'src/transformable.rs')

diff --git a/src/transformable.rs b/src/transformable.rs
new file mode 100644
index 0000000..c181bd6
--- /dev/null
+++ b/src/transformable.rs
@@ -0,0 +1,8 @@
+use nalgebra::Matrix3;
+
+/// Trait for things that can be stretched and rotated etc. as one pleases without
+/// becoming invalid. A room for instance would fall into this category, while an icon might not.
+pub trait NonRigidTransformable {
+    /// Applies the provided matrix to all vertices of this transformable element.
+    fn apply_matrix(&mut self, matrix: &Matrix3<f64>);
+}
-- 
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