add module 'shapes'

src/drawing.rs

@@ -1,16 +1,15 @@
 use std::f64;
-
-pub struct Point(pub f64, pub f64);
+use crate::shapes::Point;
 
 pub fn draw_circle(center: Point, radius: f64, context: &web_sys::CanvasRenderingContext2d) {
-  context.move_to(center.0+radius, center.1);
+  context.move_to(center.x+radius, center.y);
   context
-    .arc(center.0, center.1, radius, 0.0, f64::consts::PI * 2.0)
+    .arc(center.x, center.y, radius, 0.0, f64::consts::PI * 2.0)
     .unwrap();
 }
 
 pub fn draw_line(p1: Point, p2: Point, context: &web_sys::CanvasRenderingContext2d) {
-  context.move_to(p1.0, p1.1);
+  context.move_to(p1.x, p1.y);
   context
-    .line_to(p2.0, p2.1);
+    .line_to(p2.x, p2.y);
 }

src/lib.rs

@@ -1,7 +1,10 @@
 use wasm_bindgen::prelude::*;
 use wasm_bindgen::JsCast;
-pub mod drawing;
-use drawing::Point;
+
+mod drawing;
+mod shapes;
+
+use shapes::Point;
 
 #[wasm_bindgen(start)]
 pub fn start() {
@@ -21,12 +24,12 @@ pub fn start() {
 
   context.begin_path();
 
-  drawing::draw_circle(Point(75.0, 75.0), 70.0, &context);
-  drawing::draw_circle(Point(75.0, 75.0), 35.0, &context);
-  drawing::draw_circle(Point(60.0, 65.0), 5.0, &context);
+  drawing::draw_circle(Point {x: 75.0, y: 75.0}, 70.0, &context);
+  drawing::draw_circle(Point {x: 75.0, y: 75.0}, 35.0, &context);
+  drawing::draw_circle(Point {x: 60.0, y: 65.0}, 5.0, &context);
 
-  drawing::draw_line(Point(0.0, 0.0), Point(150.0, 150.0), &context);
-  drawing::draw_line(Point(0.0, 150.0), Point(150.0, 0.0), &context);
+  drawing::draw_line(Point {x: 0.0, y: 0.0}, Point {x: 150.0, y: 150.0}, &context);
+  drawing::draw_line(Point {x: 0.0, y: 150.0}, Point {x: 150.0, y: 0.0}, &context);
 
   context.stroke();
 }

src/shapes.rs

@@ -0,0 +1,9 @@
+pub struct Point {
+  pub x: f64,
+  pub y: f64,
+}
+
+pub struct Circle {
+  pub center: Point,
+  pub radius: f64,
+}