gerrit.onap Code Review - sdc/sdc-workflow-designer.git/blob

   1 /**
   2  * @license
   3  * Copyright Google Inc. All Rights Reserved.
   4  *
   5  * Use of this source code is governed by an MIT-style license that can be
   6  * found in the LICENSE file at https://angular.io/license
   7  */
   8 /* tslint:disable:array-type member-access variable-name typedef
   9  only-arrow-functions directive-class-suffix component-class-suffix
  10  component-selector no-unnecessary-type-assertion arrow-parens*/
  11 import {ElementRef, Injectable} from '@angular/core';
  12
  13 import {OriginConnectionPosition, OverlayConnectionPosition} from './connected-position';
  14 import {ConnectedPositionStrategy} from './connected-position-strategy';
  15 import {FreePositionStrategy} from './free-position-strategy';
  16 import {GlobalPositionStrategy} from './global-position-strategy';
  17 import {ViewportRuler} from './viewport-ruler';
  18
  19
  20 /** Builder for overlay position strategy. */
  21 @Injectable()
  22 export class OverlayPositionBuilder {
  23   constructor(private _viewportRuler: ViewportRuler) {}
  24
  25   /**
  26    * Creates a free position strategy
  27    */
  28   free(): FreePositionStrategy {
  29         return new FreePositionStrategy();
  30   }
  31
  32   /**
  33    * Creates a global position strategy.
  34    */
  35   global(): GlobalPositionStrategy {
  36         return new GlobalPositionStrategy();
  37   }
  38
  39   /**
  40    * Creates a relative position strategy.
  41    * @param elementRef
  42    * @param originPos
  43    * @param overlayPos
  44    */
  45   connectedTo(
  46                 elementRef: ElementRef, originPos: OriginConnectionPosition,
  47                 overlayPos: OverlayConnectionPosition): ConnectedPositionStrategy {
  48         return new ConnectedPositionStrategy(
  49                 elementRef, originPos, overlayPos, this._viewportRuler);
  50   }
  51 }