I didn't like some transitions and animations so now they work a lot better. Should probably be refactored at some point

src/app/app.component.html

@@ -5,3 +5,4 @@
 
     <color-picker [initialColor]="'#00000010'" (color)="planColor = $event">Click me for color picker!</color-picker>
 </div>
+

src/app/app.module.ts

@@ -1,5 +1,6 @@
 import { APP_INITIALIZER, NgModule } from "@angular/core";
-import { BrowserModule } from "@angular/platform-browser";
+import { BrowserModule} from "@angular/platform-browser";
+import { BrowserAnimationsModule  } from "@angular/platform-browser/animations";
 
 import { AppComponent } from "./app.component";
 import { FormsModule } from "@angular/forms";
@@ -8,7 +9,6 @@ import { PlanDisplayModule } from "./plan-display/plan-display.module";
 import { ConfigService } from "./services/config.service";
 import { ColorPickerComponent } from './color-picker/color-picker.component';
 import { MatButtonModule } from "@angular/material/button";
-import { CarouselComponent } from './carousel/carousel.component';
 
 export function initializeApp(configService: ConfigService) {
   return (): Promise<any> => {
@@ -26,6 +26,7 @@ export function initializeApp(configService: ConfigService) {
     FormsModule,
     PlanDisplayModule,
     MatButtonModule,
+    BrowserAnimationsModule,
   ],
   providers: [
     {

src/app/carousel/carousel.component.html

@@ -1,18 +1,19 @@
 <ng-container *ngIf="template && slides">
-
     <div class="carousel">
-        <div class="window" [style.translate]="translation()" #carouselWindow [style.grid-template-columns]="templateColumns()">
+        <div class="window" [style.translate]="translation()" #carouselWindow
+            [@direction]="{value: this.animation, params: {directionTime: directionTime}}" [ngStyle]="style()" (@direction.done)="onAnimationEnd($event)" (@direction.start)="onAnimationStart($event)">
+
             <span hidden>current: {{current}}</span>
             <ng-container *ngFor="let visible of visibleSlides">
-                <div class="slide" #slideElement [attr.data-slideIndex]="visible.index" [style.grid-column-start]="visible.index + 1">
+
+                <div [class]="vertical ? 'slide-vertical' : 'slide'" #slideElement
+                    [attr.data-slideIndex]="visible.index"
+                    [ngStyle]="vertical ? {'grid-row-start':visible.index + 1} : {'grid-column-start':visible.index + 1}">
                     <ng-container *ngTemplateOutlet="template!; context: { $implicit: slides[visible.index] }">
                     </ng-container>
                 </div>
             </ng-container>
         </div>
     </div>
-    <div class="controls">
-        <button (click)="prev()">&lt;=prev</button>
-        <button (click)="next()">next&gt;</button>
-    </div>
 </ng-container>
+

src/app/carousel/carousel.component.scss

@@ -14,19 +14,30 @@
     grid-template-rows: 1;
 }
 
-.controls {
-    position: absolute;
-    top: 10%;
+.slide-vertical {
+    background-color: green;
+    grid-template-columns: 1;
+
 }
 
+
+
 .window {
-    transition: 1s;
     display: grid;
-    grid-template-columns: repeat(3, 1fr);
-    grid-auto-flow: column;
     width: 100%;
+    height: 100%;
 }
 
+// .window {
+//     grid-template-columns: repeat(3, 1fr);
+//     grid-auto-flow: column;
+// }
+
+// .window-vertical {
+//     grid-template-rows: repeat(3, 1fr);
+//     grid-auto-flow: row;
+// }
+
 .current {
     background-color: magenta;
 }

src/app/carousel/carousel.component.ts

@@ -1,3 +1,5 @@
+import { animate, keyframes, state, style, transition, trigger } from '@angular/animations';
+import { NgStyle } from '@angular/common';
 import { AfterViewInit, ChangeDetectorRef, Component, ContentChild, ElementRef, EventEmitter, Input, OnInit, Output, QueryList, TemplateRef, ViewChild, ViewChildren } from '@angular/core';
 import { BrowserModule } from '@angular/platform-browser';
 import { Subject, debounceTime } from 'rxjs';
@@ -11,6 +13,23 @@ import { Subject, debounceTime } from 'rxjs';
     BrowserModule
   ],
   animations: [
+    trigger('direction', [
+      state('vertical', style({
+        'grid-auto-flow': 'row',
+      })),
+      state('horizontal', style({
+        'grid-auto-flow': 'column',
+      })),
+      state('hidden', style({
+        opacity: 0,
+      })),
+      state('unhidden', style({
+        opacity: 1,
+      })),
+      transition('* => hidden', animate(`{{directionTime}}ms`)),
+      transition('hidden => unhidden', animate(`{{directionTime}}ms`)),
+      transition('unhidden => *', animate(0)),
+    ])
   ]
 })
 export class CarouselComponent implements OnInit, AfterViewInit {
@@ -27,6 +46,10 @@ export class CarouselComponent implements OnInit, AfterViewInit {
   intersectionObserver?: IntersectionObserver;
   visibleSlides?: IntersectingSlide[];
   increasing: boolean = true;
+  vertical: boolean = true;
+  angularAnimating: boolean = false;
+  animation: string = 'vertical';
+  directionTime: number = 0;
 
   private debouncedOnchange: Subject<void> = new Subject<void>();
 
@@ -141,7 +164,6 @@ export class CarouselComponent implements OnInit, AfterViewInit {
     {
       const intersecting = this.visibleSlides?.filter(e => e.currentlyIntersecting).sort((e1, e2) => e1.index - e2.index);
       const lowestIntersecting = intersecting![0];
-      console.log("lowest intersecting: ", lowestIntersecting?.index);
       this.visibleSlides = this.visibleSlides?.filter(e => e.index + 2 >= lowestIntersecting!.index && e.index >= this.current - 2);
 
     }
@@ -149,47 +171,71 @@ export class CarouselComponent implements OnInit, AfterViewInit {
 
       const intersecting = this.visibleSlides?.filter(e => e.currentlyIntersecting).sort((e1, e2) => e1.index - e2.index).reverse();
       const highestIntersecting = intersecting![0]
-      console.log("highest intersecting: ", highestIntersecting?.index);
       this.visibleSlides = this.visibleSlides?.filter(e => e.index - 2 <= highestIntersecting!.index && e.index <= this.current + 2);
     }
   }
 
   translation() {
     let num = (this.current - 1) * (-1 / 3) * 100;
-    return `${num}% 0`
+    if (this.vertical) {
+      return `0 ${num}%`
+    } else {
+      return `${num}% 0`
+    }
   }
 
-  left(index: number) {
-    if (this.window.nativeElement) {
-      const width = this.window.nativeElement.clientWidth;
-      const slideWidth = width / 3.0;
-      const slideLeft = Math.round(index * slideWidth);
-      return `${slideLeft}px !important`;
-    }
-    return 0;
 
-    // let num = (index) * 33.333333;
-    // return `${num}%`
+  templateValue() {
+    const len = this.slides?.length;
+    return `repeat(${len}, minmax(calc(100% / 3), 1fr))`;
   }
+  // .window {
+  //     grid-template-columns: repeat(3, 1fr);
+  //     grid-auto-flow: column;
+  // }
+
+  // .window-vertical {
+  //     grid-template-rows: repeat(3, 1fr);
+  //     grid-auto-flow: row;
+  // }
+  style() {
+    let style: any = {
+
+    };
+
+    if (this.vertical) {
+      style['grid-template-rows'] = this.templateValue();
+    } else {
+      style['grid-template-columns'] = this.templateValue();
+    }
 
-  width(index: number) {
-    if (this.window.nativeElement) {
-      const width = this.window.nativeElement.clientWidth;
-      const slideWidth = Math.round(width / 3.0);
-
-      return `${slideWidth}px !important`;
+    if (!this.angularAnimating) {
+      style.transition = '500ms';
     }
 
-    let num = 33.33333333;
-    return `${num}% !important`
+    return style;
+  }
+
+  onAnimationEnd(event: any) {
+    if (event.toState == 'hidden') {
+      this.vertical = !this.vertical;
+      this.animation = 'unhidden';
+    }
+    else if (event.toState == 'unhidden') {
+      this.animation = this.vertical ? 'vertical' : 'horizontal';
+    } else {
+      this.angularAnimating = false;
+    }
+  }
 
+  onAnimationStart(event: any) {
+    this.angularAnimating = true;
   }
 
-  templateColumns() {
-    const len = this.slides?.length;
-    const value = `repeat(${len}, minmax(calc(100% / 3), 1fr))`;
-    return value;
+  changeDirection() {
+    this.animation = 'hidden';
   }
+
 }
 
 interface IntersectingSlide {

src/app/plan-display/plan-display.component.html

@@ -4,7 +4,7 @@
         #targetRef>
         <ng-container *ngIf="plan">
             
-            <carousel [slides]="slides" (afterInitSelf)="registerCarousel($event)">
+            <carousel [slides]="slides" (afterInitSelf)="registerCarousel($event)"  #caro>
                 <ng-template let-slide>
                     {{slide}}
                 </ng-template>
@@ -13,6 +13,16 @@
         </ng-container>
     </div>
 
+    <div *ngIf="carouselComponent" class="controls">
+        <button (click)="carouselComponent.prev()">&lt;=prev</button>
+        <button (click)="carouselComponent.next()">next&gt;</button>
+        <button (click)="carouselComponent.changeDirection()">toggle direction</button>
+        <div class="slidecontainer">
+            Direction change time: {{carouselComponent.directionTime}}<br>
+            <input type="range" min="0" max="1000" [(ngModel)]="carouselComponent.directionTime" class="slider" id="myRange">
+          </div>
+    </div>
+
     <ngx-moveable [target]="targetRef" [draggable]="draggable" [resizable]="true" (drag)="onDrag($event)"
         (resize)="onResize($event)" (dragEnd)="onDragEnd($event)" (resizeEnd)="onResizeEnd($event)"></ngx-moveable>
 </ng-container>

src/app/plan-display/plan-display.component.scss

@@ -11,3 +11,8 @@
         flex: 1 1 auto;
     }
 }
+
+.controls {
+    position: absolute;
+    top: 0;
+}

src/app/plan-display/plan-display.module.ts

@@ -3,6 +3,7 @@ import { CommonModule } from '@angular/common';
 import { NgxMoveableComponent } from 'ngx-moveable';
 import { PlanDisplayComponent } from './plan-display.component';
 import { CarouselComponent } from '../carousel/carousel.component';
+import { FormsModule } from '@angular/forms';
 
 
 @NgModule({
@@ -12,7 +13,8 @@ import { CarouselComponent } from '../carousel/carousel.component';
   imports: [
     CommonModule,
     NgxMoveableComponent,
-    CarouselComponent
+    CarouselComponent,
+    FormsModule
   ],
   exports: [
     PlanDisplayComponent