add touch

Samples/UIWidgetsSamples_2019_4/Assets/Scene/ImageTest.unity

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com.unity.uiwidgets/Editor/UIWidgetsEditorPanel.cs

         }
 
         void Update() {
+            
             _wrapper.onEditorUpdate();
         }
 

com.unity.uiwidgets/Runtime/engine/UIWidgetsPanel.cs

             CollectGarbageOnDemand();
 #endif
 
+
+
             Input_Update();
         }
 
         }
 
         void Input_OnEnable() {
+            Input.touchRawProcess += LogTouch;
+
+        public static int count = 0;
+        public void LogTouch(Input.ProcessRawTouchesParam param) {
+            _wrapper.OnDrag(new Vector2(param.x, param.y), (int) param.pointerId);
+        }
+
+            Input.touchRawProcess -= LogTouch;
+            Debug.Log($"count {count}");
             //we only process hover events for desktop applications
             if (_inputMode == UIWidgetsInputMode.Mouse) {
                 if (_isEntered) {

Samples/UIWidgetsSamples_2019_4/Assets/Materials.meta

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Samples/UIWidgetsSamples_2019_4/Assets/WidgetsSample/MobileTouchSample.cs.meta

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com.unity.uiwidgets/Scripts/node_modules.meta

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