Draft web platform structure

src/platform_impl/web/monitor.rs

@@ -0,0 +1,22 @@
+use crate::dpi::{PhysicalPosition, PhysicalSize};
+
+#[derive(Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
+pub struct Handle;
+
+impl Handle {
+    pub fn hidpi_factor(&self) -> f64 {
+        1.0
+    }
+
+    pub fn position(&self) -> PhysicalPosition {
+        unimplemented!();
+    }
+
+    pub fn dimensions(&self) -> PhysicalSize {
+        unimplemented!();
+    }
+
+    pub fn name(&self) -> Option<String> {
+        unimplemented!();
+    }
+}