autocommit 2022-02-04 16:52:11 CET

src/rect.rs

@@ -1,5 +1,17 @@
 use std::fmt::{Debug, Formatter};
 
+#[derive(Copy, Clone, Eq, PartialEq, Default)]
+pub struct Point {
+    pub x: i32,
+    pub y: i32,
+}
+
+impl Point {
+    pub fn translate(&self, x: i32, y: i32) -> (i32, i32) {
+        (x - self.x, y - self.y)
+    }
+}
+
 #[derive(Copy, Clone, Eq, PartialEq, Default)]
 pub struct Rect {
     x1: i32,
@@ -53,6 +65,13 @@ impl Rect {
         }
     }
 
+    pub fn to_point(&self) -> Point {
+        Point {
+            x: self.x1,
+            y: self.y1,
+        }
+    }
+
     pub fn new(x1: i32, y1: i32, x2: i32, y2: i32) -> Option<Self> {
         if x2 < x1 || y2 < y1 {
             return None;
@@ -133,6 +152,19 @@ impl Rect {
         }
     }
 
+    pub fn at_point(&self, x1: i32, y1: i32) -> Self {
+        Self {
+            x1,
+            y1,
+            x2: x1 + self.x2 - self.x1,
+            y2: y1 + self.y2 - self.y1,
+        }
+    }
+
+    pub fn with_size(&self, width: i32, height: i32) -> Option<Self> {
+        Self::new_sized(self.x1, self.y1, width, height)
+    }
+
     pub fn translate(&self, x: i32, y: i32) -> (i32, i32) {
         (x.wrapping_sub(self.x1), y.wrapping_sub(self.y1))
     }