Remove native and web features from dioxus-html (#3006)

* remove native and web features from dioxus-html

* Fix downcasting web events

* Fix desktop with tokio disabled

packages/web/src/events/touch.rs

@@ -0,0 +1,111 @@
+use dioxus_html::{
+    geometry::{ClientPoint, PagePoint, ScreenPoint},
+    prelude::{InteractionLocation, Modifiers, ModifiersInteraction},
+    HasTouchPointData, TouchPoint,
+};
+use web_sys::{Touch, TouchEvent};
+
+use super::{Synthetic, WebEventExt};
+
+impl ModifiersInteraction for Synthetic<TouchEvent> {
+    fn modifiers(&self) -> Modifiers {
+        let mut modifiers = Modifiers::empty();
+
+        if self.event.alt_key() {
+            modifiers.insert(Modifiers::ALT);
+        }
+        if self.event.ctrl_key() {
+            modifiers.insert(Modifiers::CONTROL);
+        }
+        if self.event.meta_key() {
+            modifiers.insert(Modifiers::META);
+        }
+        if self.event.shift_key() {
+            modifiers.insert(Modifiers::SHIFT);
+        }
+
+        modifiers
+    }
+}
+
+impl dioxus_html::events::HasTouchData for Synthetic<TouchEvent> {
+    fn touches(&self) -> Vec<TouchPoint> {
+        let touches = TouchEvent::touches(&self.event);
+        let mut result = Vec::with_capacity(touches.length() as usize);
+        for i in 0..touches.length() {
+            let touch = touches.get(i).unwrap();
+            result.push(TouchPoint::new(Synthetic::new(touch)));
+        }
+        result
+    }
+
+    fn touches_changed(&self) -> Vec<TouchPoint> {
+        let touches = self.event.changed_touches();
+        let mut result = Vec::with_capacity(touches.length() as usize);
+        for i in 0..touches.length() {
+            let touch = touches.get(i).unwrap();
+            result.push(TouchPoint::new(Synthetic::new(touch)));
+        }
+        result
+    }
+
+    fn target_touches(&self) -> Vec<TouchPoint> {
+        let touches = self.event.target_touches();
+        let mut result = Vec::with_capacity(touches.length() as usize);
+        for i in 0..touches.length() {
+            let touch = touches.get(i).unwrap();
+            result.push(TouchPoint::new(Synthetic::new(touch)));
+        }
+        result
+    }
+
+    fn as_any(&self) -> &dyn std::any::Any {
+        self
+    }
+}
+
+impl HasTouchPointData for Synthetic<Touch> {
+    fn identifier(&self) -> i32 {
+        self.event.identifier()
+    }
+
+    fn radius(&self) -> ScreenPoint {
+        ScreenPoint::new(self.event.radius_x().into(), self.event.radius_y().into())
+    }
+
+    fn rotation(&self) -> f64 {
+        self.event.rotation_angle() as f64
+    }
+
+    fn force(&self) -> f64 {
+        self.event.force() as f64
+    }
+
+    fn as_any(&self) -> &dyn std::any::Any {
+        self
+    }
+}
+
+impl InteractionLocation for Synthetic<Touch> {
+    fn client_coordinates(&self) -> ClientPoint {
+        ClientPoint::new(self.event.client_x().into(), self.event.client_y().into())
+    }
+
+    fn screen_coordinates(&self) -> ScreenPoint {
+        ScreenPoint::new(self.event.screen_x().into(), self.event.screen_y().into())
+    }
+
+    fn page_coordinates(&self) -> PagePoint {
+        PagePoint::new(self.event.page_x().into(), self.event.page_y().into())
+    }
+}
+
+impl WebEventExt for dioxus_html::TouchData {
+    type WebEvent = web_sys::TouchEvent;
+
+    #[inline(always)]
+    fn try_as_web_event(&self) -> Option<web_sys::TouchEvent> {
+        self.downcast::<Synthetic<web_sys::TouchEvent>>()
+            .map(|e| e.event.clone())
+    }
+}