Merge pull request #13 from otraore/hide-cursor

Add ability to hide the cursor

pixelgl/window.go

@@ -42,9 +42,10 @@ type WindowConfig struct {
 type Window struct {
 	window *glfw.Window
 
-	bounds pixel.Rect
-	canvas *Canvas
-	vsync  bool
+	bounds        pixel.Rect
+	canvas        *Canvas
+	vsync         bool
+	cursorVisible bool
 
 	// need to save these to correctly restore a fullscreen window
 	restore struct {
@@ -291,6 +292,23 @@ func (w *Window) VSync() bool {
 	return w.vsync
 }
 
+// SetCursorVisible sets the visibility of the mouse cursor inside the Window client area.
+func (w *Window) SetCursorVisible(visible bool) {
+	w.cursorVisible = visible
+	mainthread.Call(func() {
+		if visible {
+			w.window.SetInputMode(glfw.CursorMode, glfw.CursorNormal)
+		} else {
+			w.window.SetInputMode(glfw.CursorMode, glfw.CursorHidden)
+		}
+	})
+}
+
+// CursorVisible returns the visibility status of the mouse cursor.
+func (w *Window) CursorVisible() bool {
+	return w.cursorVisible
+}
+
 // Note: must be called inside the main thread.
 func (w *Window) begin() {
 	if currWin != w {