Merge pull request #2792 from vvlladd28/improvement/map/anchor-point

Improvment anchor function and fix show point [trip-animation]

@@ -345,8 +345,8 @@ export default abstract class LeafletMap {
 
     updatePolylines(polyData: FormattedData[][], data?: FormattedData) {
         polyData.forEach((dataSource) => {
-            data = data || dataSource[0];
             if (dataSource.length) {
+                data = data || dataSource[0];
                 if (this.polylines.get(data.$datasource.entityName)) {
                     this.updatePolyline(data, dataSource, this.options);
                 }

@@ -860,15 +860,15 @@ export const pointSchema =
           type: 'number',
           default: 10
         },
-        // usePointAsAnchor: {
-        //     title: 'Use point as anchor',
-        //     type: 'boolean',
-        //     default: false
-        // },
-        // pointAsAnchorFunction: {
-        //     title: 'Point as anchor function: f(data, dsData, dsIndex)',
-        //     type: 'string'
-        // },
+        usePointAsAnchor: {
+            title: 'Use point as anchor',
+            type: 'boolean',
+            default: false
+        },
+        pointAsAnchorFunction: {
+            title: 'Point as anchor function: f(data, dsData, dsIndex)',
+            type: 'string'
+        },
         pointTooltipOnRightPanel: {
           title: 'Independant point tooltip',
           type: 'boolean',
@@ -884,11 +884,11 @@ export const pointSchema =
         type: 'color'
       },
       'pointSize',
-      // 'usePointAsAnchor',
-      // {
-      //   key: 'pointAsAnchorFunction',
-      //   type: 'javascript'
-      // },
+      'usePointAsAnchor',
+      {
+        key: 'pointAsAnchorFunction',
+        type: 'javascript'
+      },
       'pointTooltipOnRightPanel',
     ]
   };

@@ -37,5 +37,7 @@
                        [minTime]="minTime"
                        [maxTime]="maxTime"
                        [step]="normalizationStep"
+                       [anchors]="anchors"
+                       [useAnchors]="useAnchors"
                        (timeUpdated)="timeUpdated($event)"></tb-history-selector>
 </div>

@@ -29,6 +29,7 @@ import {
   getRatio,
   interpolateOnLineSegment,
   parseArray,
+  parseFunction,
   parseWithTranslation,
   safeExecute
 } from '../lib/maps/maps-utils';
@@ -65,7 +66,7 @@ export class TripAnimationComponent implements OnInit, AfterViewInit {
   minTimeFormat: string;
   maxTime: number;
   maxTimeFormat: string;
-  anchors = [];
+  anchors: number[] = [];
   useAnchors: boolean;
 
   static getSettingsSchema(): JsonSettingsSchema {
@@ -94,6 +95,7 @@ export class TripAnimationComponent implements OnInit, AfterViewInit {
     }
     this.settings = { ...settings, ...this.ctx.settings };
     this.useAnchors = this.settings.showPoints && this.settings.usePointAsAnchor;
+    this.settings.pointAsAnchorFunction = parseFunction(this.settings.pointAsAnchorFunction, ['data', 'dsData', 'dsIndex']);
     this.settings.fitMapBounds = true;
     this.normalizationStep = this.settings.normalizationStep;
     const subscription = this.ctx.subscriptions[Object.keys(this.ctx.subscriptions)[0]];
@@ -141,11 +143,7 @@ export class TripAnimationComponent implements OnInit, AfterViewInit {
         this.mapWidget.map.updatePolygons(this.interpolatedTimeData);
       }
       if (this.settings.showPoints) {
-        this.mapWidget.map.updatePoints(this.interpolatedTimeData, this.calcTooltip);
-        // this.anchors = this.interpolatedTimeData
-        //   .filter(data =>
-        //     this.settings.usePointAsAnchor ||
-        //     safeExecute(this.settings.pointAsAnchorFunction, [this.interpolatedTimeData, data, data.dsIndex])).map(data => data.time);
+        this.mapWidget.map.updatePoints(_.values(_.union(this.interpolatedTimeData)[0]), this.calcTooltip);
       }
       this.mapWidget.map.updateMarkers(currentPosition);
     }
@@ -162,7 +160,12 @@ export class TripAnimationComponent implements OnInit, AfterViewInit {
       this.maxTimeFormat = this.maxTime !== -Infinity ? moment(this.maxTime).format('YYYY-MM-DD HH:mm:ss') : '';
       this.interpolatedTimeData[index] = this.interpolateArray(dataSource);
     });
-
+    if (this.useAnchors) {
+      const anchorDate = Object.entries(_.union(this.interpolatedTimeData)[0]);
+      this.anchors = anchorDate
+        .filter((data: [string, FormattedData]) => safeExecute(this.settings.pointAsAnchorFunction, [data[1], anchorDate, data[1].dsIndex]))
+        .map(data => parseInt(data[0], 10));
+    }
   }
 
   calcTooltip = (point?: FormattedData, setTooltip = true) => {
@@ -200,20 +203,17 @@ export class TripAnimationComponent implements OnInit, AfterViewInit {
     const result = {};
     const latKeyName = this.settings.latKeyName;
     const lngKeyName = this.settings.lngKeyName;
-    for (let i = 0; i < originData.length; i++) {
-      const currentTime = originData[i].time;
+    for (const data of originData) {
+      const currentTime = data.time;
       const normalizeTime = this.minTime + Math.ceil((currentTime - this.minTime) / this.normalizationStep) * this.normalizationStep;
-      if (i !== originData.length - 1) {
-        result[normalizeTime] = {
-          ...originData[i],
-          rotationAngle: this.settings.rotationAngle + findAngle(originData[i], originData[i + 1], latKeyName, lngKeyName)
-        };
-      } else {
-        result[normalizeTime] = {
-          ...originData[i],
-          rotationAngle: this.settings.rotationAngle + findAngle(originData[i - 1], originData[i], latKeyName, lngKeyName)
-        };
-      }
+      result[normalizeTime] = {
+        ...data,
+        rotationAngle: this.settings.rotationAngle
+      };
+    }
+    const timeStamp = Object.keys(result);
+    for(let i = 0; i < timeStamp.length - 1; i++){
+      result[timeStamp[i]].rotationAngle += findAngle(result[timeStamp[i]], result[timeStamp[i + 1]], latKeyName, lngKeyName)
     }
     return result;
   }

@@ -30,6 +30,8 @@ export class HistorySelectorComponent implements OnInit, OnChanges {
   @Input() minTime: number;
   @Input() maxTime: number;
   @Input() step = 1000;
+  @Input() anchors = [];
+  @Input() useAnchors = false;
 
   @Output() timeUpdated: EventEmitter<number> = new EventEmitter();
 
@@ -95,19 +97,37 @@ export class HistorySelectorComponent implements OnInit, OnChanges {
   }
 
   moveNext() {
-    if (this.index <= this.maxTimeIndex) {
-      this.index++;
+    if (this.index < this.maxTimeIndex) {
+      if (this.useAnchors) {
+        const anchorIndex = this.findIndex(this.currentTime, this.anchors) + 1;
+        this.index = Math.floor((this.anchors[anchorIndex] - this.minTime) / this.step);
+      } else {
+        this.index++;
+      }
     }
     this.pause();
   }
 
   movePrev() {
     if (this.index > this.minTimeIndex) {
-      this.index--;
+      if (this.useAnchors) {
+        const anchorIndex = this.findIndex(this.currentTime, this.anchors) - 1;
+        this.index = Math.floor((this.anchors[anchorIndex] - this.minTime) / this.step);
+      } else {
+        this.index--;
+      }
     }
     this.pause();
   }
 
+  findIndex(value: number, array: number[]): number {
+    let i = 0;
+    while (array[i] < value) {
+      i++;
+    }
+    return i;
+  }
+
   moveStart() {
     this.index = this.minTimeIndex;
     this.pause();