Rename rotation to sonar

README.md

@@ -15,4 +15,4 @@ Note that some parameters like `--color` can be specified multiple times with di
 ## Showcase
 [![Circle](doc/circle.gif)]()
 [![Rhombus](doc/rhombus.gif)]()
-[![Rotation](doc/rotation.gif)]()
+[![Rotation](doc/sonar.gif)]()

src/animation/mod.rs

@@ -1,5 +1,5 @@
 pub mod circle;
-pub mod rotation;
+pub mod sonar;
 pub mod rhombus;
 
 use crate::vec::Vector;

src/animation/sonar.rs

@@ -6,11 +6,12 @@ const TWO_PI: f32 = PI * 2.0;
 const THICKNESS: f32 = TWO_PI * 0.1;
 const FULL_ROTATION: f32 = TWO_PI + THICKNESS * 2.0;
 
-pub struct RotationAnimation {
+/// A sonar like animation.
+pub struct SonarAnimation {
     center: Vector
 }
 
-impl RotationAnimation {
+impl SonarAnimation {
     pub fn new(size: Vector) -> Self {
         Self {
             center: size.center()
@@ -18,7 +19,7 @@ impl RotationAnimation {
     }
 }
 
-impl Animation for RotationAnimation {
+impl Animation for SonarAnimation {
     fn sample(&self, step: f32, pos: Vector) -> f32 {
         let angle = FULL_ROTATION * step - PI - THICKNESS;
         let pos_angle = (pos - self.center).angle();
@@ -33,7 +34,7 @@ mod test {
 
     #[test]
     fn sample() {
-        let anim = RotationAnimation::new(Vector::new(30.0, 10.0));
+        let anim = SonarAnimation::new(Vector::new(30.0, 10.0));
 
         let sample_1 = anim.sample(0.3, Vector::new(16.0, 3.0));
         let sample_2 = anim.sample(0.7, Vector::new(22.0, 2.0));

src/main.rs

@@ -7,7 +7,7 @@ use rand::rngs::OsRng;
 use crate::animation::Animation;
 use crate::animation::circle::CircleAnimation;
 use crate::animation::rhombus::RhombusAnimation;
-use crate::animation::rotation::RotationAnimation;
+use crate::animation::sonar::SonarAnimation;
 use crate::char::SimpleCharSampler;
 use crate::choose::{Chooser, Collection};
 use crate::color::{ColorSampler, SimpleColorSampler};
@@ -53,7 +53,7 @@ macro_rules! options {
 options!(AnimationType {
     Circle,
     Rhombus,
-    Rotation,
+    Sonar,
 });
 
 options!(ColorType {
@@ -170,7 +170,7 @@ fn create_animation(animation: AnimationType, size: Vector) -> Box<dyn Animation
     match animation {
         AnimationType::Circle => Box::new(CircleAnimation::new(size)),
         AnimationType::Rhombus => Box::new(RhombusAnimation::new(size)),
-        AnimationType::Rotation => Box::new(RotationAnimation::new(size)),
+        AnimationType::Sonar => Box::new(SonarAnimation::new(size)),
     }
 }
 
@@ -262,7 +262,7 @@ mod test {
 
         create_animation(AnimationType::Circle, size);
         create_animation(AnimationType::Rhombus, size);
-        create_animation(AnimationType::Rotation, size);
+        create_animation(AnimationType::Sonar, size);
     }
 
     #[test]