refacto transformer with module hierarchy

src/transformer.rs

@@ -1,60 +0,0 @@
-use crate::point::Point;
-
-pub trait Transformers {
-    fn apply(&self, point_list: &[Point]) -> Vec<Point>;
-}
-
-/// Translate
-
-#[derive(Debug,Clone,Copy)]
-pub struct Translate {
-    x: f32,
-    y: f32
-}
-
-impl Translate {
-    pub fn new(x: f32, y: f32) -> Self {
-	Self { x, y }
-    }
-}
-
-impl Transformers for Translate {
-    fn apply(&self, point_list: &[Point]) -> Vec<Point> {
-	point_list.iter()
-	    .map(| pt | {
-		Point { x: pt.x + self.x,
-			y: pt.y + self.y,
-			..*pt
-		}
-	    }).collect()
-    }
-}
-
-/// Replicate
-
-#[allow(dead_code)]
-#[derive(Debug,Clone,Copy)]
-pub enum Replicate {
-    Until(usize),
-    Times(usize)
-}
-
-impl Transformers for Replicate {
-    fn apply(&self, point_list: &[Point]) -> Vec<Point> {
-	let mut point_list2 = vec![];
-	match self {
-	    Replicate::Until(n) => {
-		while point_list2.len() < *n {
-		    point_list2.append(&mut point_list.to_vec());
-		}
-	    },
-	    Replicate::Times(n) => {
-		for _ in 0..*n {
-		    point_list2.append(&mut point_list.to_vec());		    
-		}
-	    }
-	}
-	point_list2
-    }
-}
-