From bf8370ef3596e10081b42e8de77cd88e602011fc Mon Sep 17 00:00:00 2001
From: Xevion <xevion@xevion.dev>
Date: Mon, 11 Sep 2023 02:40:47 -0500
Subject: [PATCH] feat: sprite frame pinning, conditional on stopped PacMan

---
 src/animation.rs | 17 +++++++++++++++++
 src/pacman.rs    |  5 +++++
 2 files changed, 22 insertions(+)

diff --git a/src/animation.rs b/src/animation.rs
index cf7016a..b3871e0 100644
--- a/src/animation.rs
+++ b/src/animation.rs
@@ -83,7 +83,24 @@ impl<'a> AnimatedTexture<'a> {
         self.render_static(canvas, position, direction, Some(self.current_frame()));
         self.tick();
     }
+
+    // Functions like render, but only ticks the animation until the given frame is reached.
+    pub fn render_until(
+        &mut self,
+        canvas: &mut Canvas<Window>,
+        position: (i32, i32),
+        direction: Direction,
+        frame: u32,
+    ) {
+        let current = self.current_frame();
+        self.render_static(canvas, position, direction, Some(current));
+
+        if frame != current {
+            self.tick();
+        }
+    }
     
+    // Renders a specific frame of the animation. Defaults to the current frame.
     pub fn render_static(
         &mut self,
         canvas: &mut Canvas<Window>,
diff --git a/src/pacman.rs b/src/pacman.rs
index 2cddfc5..d9fcb42 100644
--- a/src/pacman.rs
+++ b/src/pacman.rs
@@ -34,6 +34,11 @@ impl Pacman<'_> {
     }
 
     pub fn render(&mut self, canvas: &mut Canvas<Window>) {
+        // When stopped, render the last frame of the animation
+        if self.stopped {
+            self.sprite
+                .render_until(canvas, self.position, self.direction, 2);
+        } else {
         self.sprite.render(canvas, self.position, self.direction);
     }