feat(angular): adds DomController

fix #14286

angular/src/module.ts

@@ -119,6 +119,7 @@ const PROVIDERS = [
   p.NavController,
   p.Platform,
   p.Events,
+  p.DomController
 ];
 
 @NgModule({

angular/src/providers/dom-controller.ts

@@ -0,0 +1,20 @@
+import { Injectable } from '@angular/core';
+
+@Injectable()
+export class DomController {
+
+  read(cb: RafCallback) {
+    getQueue().read(cb);
+  }
+
+  write(cb: RafCallback) {
+    getQueue().write(cb);
+  }
+}
+
+function getQueue() {
+  const ionic = (window as any).Ionic;
+  return ionic.queue;
+}
+
+export type RafCallback = { (timeStamp?: number): void };

angular/src/providers/index.ts

@@ -11,3 +11,4 @@ export { Platform } from './platform';
 export { PopoverController } from './popover-controller';
 export { ToastController } from './toast-controller';
 export { NavController } from './nav-controller';
+export { DomController } from './dom-controller';