Initial import of Angular5 components services and modules

Change-Id: I3953f1fbf7d5697a1c6d432808dd17d816ec285a
diff --git a/web/gui2/src/main/webapp/app/fw/svg/icon/icon.component.ts b/web/gui2/src/main/webapp/app/fw/svg/icon/icon.component.ts
new file mode 100644
index 0000000..99b94d2
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+++ b/web/gui2/src/main/webapp/app/fw/svg/icon/icon.component.ts
@@ -0,0 +1,60 @@
+/*
+ * Copyright 2015-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import { Component, OnInit, Input } from '@angular/core';
+import { IconService, glyphMapping } from '../icon.service';
+import { LogService } from '../../../log.service';
+import * as d3 from 'd3';
+
+/**
+ * Icon Component
+ *
+ * Note: This is an alternative to the Icon Directive from ONOS 1.0.0
+ * It has been implemented as a Component because it was inadvertently adding
+ * in a template through d3 DOM manipulations - it's better to make it a Comp
+ * and build a template the Angular 6 way
+ *
+ * Remember: The CSS files applied here only apply to this component
+ */
+@Component({
+  selector: 'onos-icon',
+  templateUrl: './icon.component.html',
+  styleUrls: ['./icon.component.css', './icon.theme.css', './glyph.css', './glyph-theme.css']
+})
+export class IconComponent implements OnInit {
+    @Input() iconId: string;
+    @Input() iconSize: number = 20;
+
+    constructor(
+        private is: IconService,
+        private log: LogService
+    ) {
+        // Note: iconId is not available until initialization
+        this.log.debug('IconComponent constructed');
+    }
+
+    ngOnInit() {
+        this.is.loadIconDef(this.iconId);
+        this.log.debug('IconComponent initialized for ', this.iconId);
+    }
+
+    /**
+     * Get the corresponding iconTag from the glyphMapping in the iconService
+     * @returns The iconTag corresponding to the iconId of this instance
+     */
+    iconTag(): string {
+        return '#' + glyphMapping.get(this.iconId);
+    }
+}