Move actions to separate dir, fix demo image

src/utils/event.js

@@ -1,33 +1,3 @@
-// start event
-export function addStartEventListener(source, cb) {
-  source.addEventListener('mousedown', cb)
-  source.addEventListener('touchstart', cb)
-}
-export function removeStartEventListener(source, cb) {
-  source.removeEventListener('mousedown', cb)
-  source.removeEventListener('touchstart', cb)
-}
-
-// end event
-export function addEndEventListener(source, cb) {
-  source.addEventListener('mouseup', cb)
-  source.addEventListener('touchend', cb)
-}
-export function removeEndEventListener(source, cb) {
-  source.removeEventListener('mouseup', cb)
-  source.removeEventListener('touchend', cb)
-}
-
-// move event
-export function addMoveEventListener(source, cb) {
-  source.addEventListener('mousemove', cb)
-  source.addEventListener('touchmove', cb)
-}
-export function removeMoveEventListener(source, cb) {
-  source.removeEventListener('mousemove', cb)
-  source.removeEventListener('touchmove', cb)
-}
-
 // resize event
 export function addResizeEventListener(cb) {
   window.addEventListener('resize', cb)
@@ -38,9 +8,11 @@ export function removeResizeEventListener(cb) {
 
 export function createDispatcher(source) {
   function dispatch(event, data) {
-    source.dispatchEvent(new CustomEvent(event, {
-      detail: data
-    }))
+    source.dispatchEvent(
+      new CustomEvent(event, {
+        detail: data,
+      })
+    )
   }
   return dispatch
-}
+}