feat(AgmMap): add controlSize option

Adding the `controlSize` property to AgmMap

addressing issue: #1646

Author: IsaacSomething

packages/core/directives/map.ts

@@ -97,6 +97,11 @@ export class AgmMap implements OnChanges, OnInit, OnDestroy {
    */
   @Input() maxZoom: number;
 
+  /**
+   * The control size for the default map controls. Only governs the controls made by the Maps API itself
+   */
+  @Input() controlSize: number;
+
   /**
    * Enables/disables if map is draggable.
    */
@@ -368,6 +373,7 @@ export class AgmMap implements OnChanges, OnInit, OnDestroy {
       zoom: this.zoom,
       minZoom: this.minZoom,
       maxZoom: this.maxZoom,
+      controlSize: this.controlSize,
       disableDefaultUI: this.disableDefaultUI,
       disableDoubleClickZoom: this.disableDoubleClickZoom,
       scrollwheel: this.scrollwheel,

packages/core/services/google-maps-types.ts

@@ -161,6 +161,7 @@ export interface MapOptions {
   zoom?: number;
   minZoom?: number;
   maxZoom?: number;
+  controlSize?: number;
   disableDoubleClickZoom?: boolean;
   disableDefaultUI?: boolean;
   scrollwheel?: boolean;