Merge pull request #198 from gufoe/master

Added set_cursor_position and hide_cursor functions

src/window/canvas.rs

@@ -117,6 +117,14 @@ impl Canvas {
         self.canvas.set_cursor_grab(grab);
     }
 
+    pub fn set_cursor_position(&self, x: f64, y: f64) {
+        self.canvas.set_cursor_position(x, y);
+    }
+
+    pub fn hide_cursor(&self, hide: bool) {
+        self.canvas.hide_cursor(hide);
+    }
+
     /// Hide the window.
     pub fn hide(&mut self) {
         self.canvas.hide()
@@ -157,6 +165,8 @@ pub(crate) trait AbstractCanvas {
     fn set_title(&mut self, title: &str);
     fn set_icon(&mut self, icon: impl GenericImage<Pixel = impl Pixel<Subpixel = u8>>);
     fn set_cursor_grab(&self, grab: bool);
+    fn set_cursor_position(&self, x: f64, y: f64);
+    fn hide_cursor(&self, hide: bool);
     fn hide(&mut self);
     fn show(&mut self);
 

src/window/gl_canvas.rs

@@ -205,6 +205,16 @@ impl AbstractCanvas for GLCanvas {
         let _ = self.window.window().grab_cursor(grab);
     }
 
+    fn set_cursor_position(&self, x: f64, y: f64) {
+        let dpi = self.window.get_hidpi_factor();
+        self.window.set_cursor_position(glutin::dpi::LogicalPosition::new(x / dpi, y / dpi)).unwrap();
+    }
+
+
+    fn hide_cursor(&self, hide: bool) {
+        self.window.hide_cursor(hide);
+    }
+
     fn hide(&mut self) {
         self.window.hide()
     }

src/window/window.rs

@@ -112,6 +112,7 @@ impl Window {
         Vector2::new(w, h)
     }
 
+
     /// Sets the maximum number of frames per second. Cannot be 0. `None` means there is no limit.
     #[inline]
     pub fn set_framerate_limit(&mut self, fps: Option<u64>) {
@@ -151,6 +152,16 @@ impl Window {
         self.canvas.set_cursor_grab(grab);
     }
 
+    #[inline]
+    pub fn set_cursor_position(&self, x: f64, y: f64) {
+        self.canvas.set_cursor_position(x, y);
+    }
+
+    #[inline]
+    pub fn hide_cursor(&self, hide: bool) {
+        self.canvas.hide_cursor(hide);
+    }
+
     /// Closes the window.
     #[inline]
     pub fn close(&mut self) {