working extension system

2025-06-29 11:49:11 -05:00
parent af719d83db
commit 85bfa0f45f
5 changed files with 115 additions and 7 deletions
@@ -0,0 +1,44 @@
+use std::sync::Arc;
+
+use crate::{
+    component,
+    extensions::Extension,
+    style::{Position, Transform},
+    widget::Widget,
+};
+
+pub struct VelocityExtension;
+
+impl Extension for VelocityExtension {
+    fn render(&self, _widget: &Arc<Widget>) {
+        if let Some(velocity) = _widget.get::<Velocity>() {
+            if let Some(mut t) = _widget.get::<Transform>() {
+                match &mut t.x {
+                    Position::Const(x) => {
+                        if velocity.0 > 0 {
+                            *x += 1;
+                        } else if velocity.0 < 0 {
+                            *x -= 1;
+                        }
+                    }
+                    _ => {}
+                }
+
+                match &mut t.y {
+                    Position::Const(y) => {
+                        if velocity.1 > 0 {
+                            *y += 1;
+                        } else if velocity.1 < 0 {
+                            *y -= 1;
+                        }
+                    }
+                    _ => {}
+                }
+
+                _widget.set_component(t);
+            }
+        }
+    }
+}
+
+component!(Velocity(pub i32, pub i32));