From b8f437e48777e32eaf4f518b9d1a37c507eb0aac Mon Sep 17 00:00:00 2001
From: HampusM <hampus@hampusmat.com>
Date: Fri, 27 Oct 2023 21:39:34 +0200
Subject: feat(glfw): add get cursor position & set input and cursor mode

---
 glfw/src/window.rs | 108 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)

(limited to 'glfw/src')

diff --git a/glfw/src/window.rs b/glfw/src/window.rs
index b0c07ff..0c69a6b 100644
--- a/glfw/src/window.rs
+++ b/glfw/src/window.rs
@@ -150,6 +150,88 @@ impl Window
             }
         })
     }
+
+    /// Returns the position of the cursor, in screen coordinates, relative to the
+    /// upper-left corner of the content area of the window.
+    ///
+    /// # Errors
+    /// Will return `Err` if a GLFW error occurs.
+    pub fn get_cursor_position(&self) -> Result<CursorPosition, Error>
+    {
+        let mut x_pos = 0.0;
+        let mut y_pos = 0.0;
+
+        // SAFETY: The initialize function (called when the window is created) makes sure
+        // the current thread is the main thread
+        unsafe {
+            crate::ffi::glfwGetCursorPos(self.handle, &mut x_pos, &mut y_pos);
+        }
+
+        get_glfw_error()?;
+
+        Ok(CursorPosition { x: x_pos, y: y_pos })
+    }
+
+    /// Sets a input mode option.
+    ///
+    /// # Errors
+    /// Will return `Err` if a GLFW error occurs.
+    pub fn set_input_mode(
+        &self,
+        input_mode: InputMode,
+        enabled: bool,
+    ) -> Result<(), Error>
+    {
+        // SAFETY: The initialize function (called when the window is created) makes sure
+        // the current thread is the main thread
+        unsafe {
+            crate::ffi::glfwSetInputMode(
+                self.handle,
+                input_mode as i32,
+                i32::from(enabled),
+            );
+        }
+
+        get_glfw_error()?;
+
+        Ok(())
+    }
+
+    /// Sets the cursor mode.
+    ///
+    /// # Errors
+    /// Will return `Err` if a GLFW error occurs.
+    pub fn set_cursor_mode(&self, cursor_mode: CursorMode) -> Result<(), Error>
+    {
+        // SAFETY: The initialize function (called when the window is created) makes sure
+        // the current thread is the main thread
+        unsafe {
+            crate::ffi::glfwSetInputMode(
+                self.handle,
+                crate::ffi::GLFW_CURSOR,
+                cursor_mode as i32,
+            );
+        }
+
+        get_glfw_error()?;
+
+        Ok(())
+    }
+
+    /// Returns whether or not raw mouse motion is supported.
+    ///
+    /// # Errors
+    /// Will return `Err` if a GLFW error occurs.
+    pub fn is_raw_mouse_motion_supported(&self) -> Result<bool, Error>
+    {
+        // SAFETY: The initialize function (called when the window is created) makes sure
+        // the current thread is the main thread
+        let supported = unsafe { crate::ffi::glfwRawMouseMotionSupported() };
+
+        get_glfw_error()?;
+
+        Ok(supported == crate::ffi::GLFW_TRUE)
+    }
 }
 
 /// [`Window`] builder.
@@ -250,6 +332,25 @@ pub struct Size
     pub height: u32,
 }
 
+#[derive(Debug, Clone, Copy)]
+#[repr(i32)]
+pub enum InputMode
+{
+    StickyKeys = crate::ffi::GLFW_STICKY_KEYS,
+    StickyMouseButtons = crate::ffi::GLFW_STICKY_MOUSE_BUTTONS,
+    LockKeyMods = crate::ffi::GLFW_LOCK_KEY_MODS,
+    RawMouseMotion = crate::ffi::GLFW_RAW_MOUSE_MOTION,
+}
+
+#[derive(Debug, Clone, Copy)]
+#[repr(i32)]
+pub enum CursorMode
+{
+    Disabled = crate::ffi::GLFW_CURSOR_DISABLED,
+    Hidden = crate::ffi::GLFW_CURSOR_HIDDEN,
+    Normal = crate::ffi::GLFW_CURSOR_NORMAL,
+}
+
 #[derive(Debug, Clone, Copy)]
 #[repr(i32)]
 pub enum Key
@@ -384,6 +485,13 @@ pub enum KeyState
     Released,
 }
 
+#[derive(Debug, Clone)]
+pub struct CursorPosition
+{
+    pub x: f64,
+    pub y: f64,
+}
+
 type FramebufferSizeCb = Box<dyn Fn(Size)>;
 
 thread_local! {
-- 
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