update angular to 13.1.0

pdb-js/src/app/plot-view/plot-view.component.ts

@@ -15,10 +15,10 @@ export class PlotViewComponent implements OnInit {
   readonly gnuplotBMargin = 76; // The bottom margin configured for gnuplot
 
 
-  imageUrl : string;
-  stats : PlotResponseStats;
+  imageUrl! : string;
+  stats: PlotResponseStats | null = null;
   
-  axes: AxesTypes;
+  axes!: AxesTypes;
   
   @Output()
   zoomRange : EventEmitter<SelectionRange> = new EventEmitter<SelectionRange>();
@@ -49,20 +49,20 @@ export class PlotViewComponent implements OnInit {
   hideZoomInSlider() {
     this.zoomInSliderStyleDisplay = "none";
   }
-  update_cursor(event){
+  update_cursor(event: MouseEvent){
     //$('#result-image').css('cursor', this.isInPlot(event) ? 'crosshair' : 'default');
     this.imageCursor = this.isInPlot(event) ? 'crosshair' : 'default';
   }
   
   imageWidth() {
-    return Math.floor(document.getElementById('result-image').offsetWidth);
+    return Math.floor(document.getElementById('result-image')!.offsetWidth);
   }
   
   imageHeight() {
-    return Math.floor(document.getElementById('result-image').offsetHeight);
+    return Math.floor(document.getElementById('result-image')!.offsetHeight);
   }
   
-  positionInImage(event) : any {
+  positionInImage(event: MouseEvent) : any {
     const rect = (<HTMLImageElement>document.getElementById('result-image')).getBoundingClientRect();
     const x= event.clientX - rect.left; 
     const y= event.clientY - rect.top; 
@@ -73,7 +73,7 @@ export class PlotViewComponent implements OnInit {
     return {x: x, y: y};
   }
   
-  isInPlot(event) : boolean{
+  isInPlot(event: MouseEvent) : boolean{
     const pos = this.positionInImage(event);
         
     return pos.x > this.gnuplotLMargin 
@@ -82,7 +82,7 @@ export class PlotViewComponent implements OnInit {
         && pos.y < this.imageHeight()- this.gnuplotBMargin;
   }
   
-  isInImage(event) : boolean{
+  isInImage(event: MouseEvent) : boolean{
     const pos = this.positionInImage(event);
         
     return pos.x > 0 
@@ -91,7 +91,7 @@ export class PlotViewComponent implements OnInit {
         && pos.y < this.imageHeight();
   }
   
-  dragStart(event) {
+  dragStart(event: MouseEvent) {
     //console.log("dragStart inPlot: " + this.isInPlot(event));
     
     event.preventDefault();
@@ -104,7 +104,7 @@ export class PlotViewComponent implements OnInit {
     }
   }
 
-  dragging(event) {
+  dragging(event: MouseEvent) {
     //console.log("dragging " + this.isInPlot(event));
     
     this.update_cursor(event);
@@ -128,7 +128,7 @@ export class PlotViewComponent implements OnInit {
     }
   }
   
-  dragStop(event) {
+  dragStop(event: MouseEvent) {
    if (this.in_drag_mode){
       this.in_drag_mode = false;
       this.hideZoomInSlider();
@@ -152,7 +152,7 @@ export class PlotViewComponent implements OnInit {
     }
   }
   
-  dragAbort(event) {
+  dragAbort(event: MouseEvent) {
     //console.log("drag_abort");
     if (this.in_drag_mode && !this.isInImage(event)) {
       this.in_drag_mode = false;
@@ -162,7 +162,7 @@ export class PlotViewComponent implements OnInit {
     }
   }
   
-  zoomByScroll(event) {
+  zoomByScroll(event: WheelEvent) {
     if (this.isInImage(event) && event.deltaY != 0 && this.axes.hasXAxis(DataType.Time)) {
       this.in_drag_mode = false;
       this.hideZoomInSlider();