Steven Burrows | 0616e80 | 2016-10-06 21:45:07 -0500 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016-present Open Networking Laboratory |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | /* |
| 18 | ONOS GUI -- Topology Breadcrumb Module. |
| 19 | Module that renders the breadcrumbs for regions |
| 20 | */ |
| 21 | |
| 22 | (function () { |
| 23 | |
| 24 | 'use strict'; |
| 25 | |
| 26 | var zs, ps; |
Steven Burrows | 1742bb8 | 2016-10-27 10:36:25 -0500 | [diff] [blame] | 27 | |
| 28 | var zoomer, |
| 29 | zoomEventListeners = []; |
Steven Burrows | 0616e80 | 2016-10-06 21:45:07 -0500 | [diff] [blame] | 30 | |
Steven Burrows | af96a21 | 2016-12-28 12:57:02 +0000 | [diff] [blame] | 31 | function getZoomer() { |
| 32 | return zoomer; |
| 33 | } |
| 34 | |
Steven Burrows | 0616e80 | 2016-10-06 21:45:07 -0500 | [diff] [blame] | 35 | function createZoomer(options) { |
| 36 | var settings = angular.extend({}, options, { |
| 37 | zoomCallback: zoomCallback |
| 38 | }); |
| 39 | |
| 40 | zoomer = zs.createZoomer(settings); |
| 41 | return zoomer; |
| 42 | } |
| 43 | |
| 44 | function zoomCallback() { |
| 45 | var sc = zoomer.scale(), |
| 46 | tr = zoomer.translate(); |
| 47 | |
| 48 | ps.setPrefs('topo_zoom', { tx: tr[0], ty: tr[1], sc: sc }); |
| 49 | |
| 50 | angular.forEach(zoomEventListeners, function (ev) { |
| 51 | ev(zoomer); |
| 52 | }); |
| 53 | } |
| 54 | |
| 55 | function findZoomEventListener(ev) { |
| 56 | for (var i = 0, l = zoomEventListeners.length; i < l; i++) { |
| 57 | if (zoomEventListeners[i] === ev) return i; |
| 58 | } |
| 59 | |
| 60 | return -1; |
| 61 | } |
| 62 | |
| 63 | function addZoomEventListener(callback) { |
| 64 | zoomEventListeners.push(callback); |
| 65 | } |
| 66 | |
| 67 | function removeZoomEventListener(callback) { |
| 68 | |
| 69 | var evIndex = findZoomEventListener(callback); |
| 70 | |
| 71 | if (evIndex !== -1) { |
| 72 | zoomEventListeners.splice(evIndex); |
| 73 | } |
| 74 | } |
| 75 | |
| 76 | function scale() { |
| 77 | return zoomer.scale(); |
| 78 | } |
| 79 | |
Steven Burrows | 1742bb8 | 2016-10-27 10:36:25 -0500 | [diff] [blame] | 80 | function panAndZoom(translate, scale) { |
| 81 | zoomer.panZoom(translate, scale, 1000); |
| 82 | } |
| 83 | |
Steven Burrows | 0616e80 | 2016-10-06 21:45:07 -0500 | [diff] [blame] | 84 | angular.module('ovTopo2') |
Steven Burrows | af96a21 | 2016-12-28 12:57:02 +0000 | [diff] [blame] | 85 | .factory('Topo2ZoomService', [ |
| 86 | 'ZoomService', 'PrefsService', |
Steven Burrows | 0616e80 | 2016-10-06 21:45:07 -0500 | [diff] [blame] | 87 | function (_zs_, _ps_) { |
| 88 | |
| 89 | zs = _zs_; |
| 90 | ps = _ps_; |
| 91 | |
| 92 | return { |
Steven Burrows | af96a21 | 2016-12-28 12:57:02 +0000 | [diff] [blame] | 93 | getZoomer: getZoomer, |
Steven Burrows | 0616e80 | 2016-10-06 21:45:07 -0500 | [diff] [blame] | 94 | createZoomer: createZoomer, |
| 95 | addZoomEventListener: addZoomEventListener, |
| 96 | removeZoomEventListener: removeZoomEventListener, |
| 97 | |
Steven Burrows | 1742bb8 | 2016-10-27 10:36:25 -0500 | [diff] [blame] | 98 | scale: scale, |
| 99 | panAndZoom: panAndZoom |
Steven Burrows | 0616e80 | 2016-10-06 21:45:07 -0500 | [diff] [blame] | 100 | }; |
| 101 | }]); |
| 102 | })(); |