combination_pressed no longer spams true

Author: Muhtasim-Rasheed

src/utils/runtime.rs

@@ -65,6 +65,7 @@ struct ProjectConfig {
 #[derive(Debug)]
 pub struct InputManager {
     key_history: Vec<glfw::Key>,
+    key_combination_used: bool,
     keys_down: HashSet<glfw::Key>,
     keys_pressed: HashSet<glfw::Key>,
     keys_released: HashSet<glfw::Key>,
@@ -77,6 +78,7 @@ impl InputManager {
     pub fn new() -> Self {
         Self {
             key_history: Vec::new(),
+            key_combination_used: false,
             keys_down: HashSet::new(),
             keys_pressed: HashSet::new(),
             keys_released: HashSet::new(),
@@ -100,6 +102,7 @@ impl InputManager {
             match event {
                 glfw::WindowEvent::Key(key, _, action, _) => match action {
                     glfw::Action::Press => {
+                        self.key_combination_used = false;
                         if !self.keys_down.contains(&key) {
                             self.keys_pressed.insert(key);
                         }
@@ -137,6 +140,12 @@ impl InputManager {
         &self.key_history
     }
 
+    pub fn combination_pressed(&mut self, key_codes: &[glfw::Key]) -> bool {
+        let previous_key_combination_used = self.key_combination_used;
+        self.key_combination_used = self.key_history().ends_with(&key_codes);
+        self.key_combination_used && !previous_key_combination_used
+    }
+
     pub fn is_key_down(&self, key: glfw::Key) -> bool {
         self.keys_down.contains(&key)
     }

src/utils/sprite/builtins/events.rs

@@ -40,7 +40,7 @@ pub fn last_key(state: &State) -> function::Result {
     }
 }
 
-pub fn combination_pressed(state: &State, args: &[Value]) -> function::Result {
+pub fn combination_pressed(state: &mut State, args: &[Value]) -> function::Result {
     let key_codes: Result<Vec<glfw::Key>, _> = args
         .iter()
         .map(|arg| match arg {
@@ -54,7 +54,7 @@ pub fn combination_pressed(state: &State, args: &[Value]) -> function::Result {
         _ => return Ok(Value::Boolean(false)),
     };
 
-    let matches = state.input_manager.key_history().ends_with(&key_codes);
+    let matches = state.input_manager.combination_pressed(&key_codes);
     Ok(Value::Boolean(matches))
 }