add step piece

src/app/app.component.html

 <div class="container">
     <div class="container-main" appDragScroll>
-        <div class="container-main-scenario" style="display: flex;" appMouseWheelZoom>
+        <div class="container-main-scenario" style="display: flex; flex-direction: column;" appMouseWheelZoom>
+            
+            <div style="margin-bottom: 100px;">
+                <div style="font-family: 'Glacial Indifference Bold'; font-size: 20px;">Chronologie</div>
+                <div style="display: flex; flex-direction: row;">
+                    <app-step [style.z-index]="2"></app-step>
+                    <app-step [style.z-index]="1"></app-step>
+                </div>
+            </div>
+
+            <div style="display: flex; flex-direction: row;">
                 <div style="display: flex; flex-direction: column;" [style.z-index]="4">
                     <app-game-educationnal-objective></app-game-educationnal-objective>
                     <app-game-context [style.z-index]="2"></app-game-context>
@@ -39,7 +49,7 @@
                             </div>
                         </div>
                     </div> 
-                
+                </div>
             </div> 
         </div>
     </div> 

src/app/app.module.ts

@@ -21,6 +21,7 @@ import { RandomEventComponent } from './pieces/random-event/random-event.compone
 import { CharactersComponent } from './sider-pieces/characters/characters.component';
 import { CharacterComponent } from './components/character/character.component';
 import { RulesComponent } from './sider-pieces/rules/rules.component';
+import { StepComponent } from './pieces/step/step.component';
 
 import { DragScrollDirective } from './directives/drag-scroll.directive';
 import { MouseWheelZoomDirective } from './directives/mouse-wheel-zoom.directive';
@@ -43,7 +44,8 @@ import { MouseWheelZoomDirective } from './directives/mouse-wheel-zoom.directive
     RandomEventComponent,
     CharactersComponent,
     CharacterComponent,
-    RulesComponent
+    RulesComponent,
+    StepComponent
   ],
   imports: [
     BrowserModule,

src/app/pieces/step/step.component.html

+<div class="piece" (mouseover)="displayMenu='show'" (mouseleave)="displayMenu='hide'">
+    <div class="piece-attach piece-attach-right"></div>
+    <div class="piece-attach piece-attach-left"></div>
+
+    <div class="piece-menu" [class]="displayMenu">
+        <mat-icon fontIcon="mode_comment" (click)="onClickComments()"></mat-icon>
+        <mat-icon fontIcon="add" (click)="onClickAdd()"></mat-icon>
+        <mat-icon fontIcon="backspace" (click)="onClickErase()"></mat-icon>
+    </div>
+
+    <div class="piece-form">
+        <div class="piece-form-title">Étape 1</div>
+        <textarea></textarea>
+        <div class="piece-form-duration">
+            <label for="duration">Durée</label>
+            <input name="duration" type="text"/>
+            <select name="duration">
+                <option value="UT">UT</option>
+                <option value="min">min</option>
+                <option value="tours">tours</option>
+            </select>
+        </div>
+    </div>
+</div>
\ No newline at end of file

src/app/pieces/step/step.component.scss

+.piece {
+    --piece-background-color: #acc9fc;
+
+    width: 400px;
+    height: 300px;
+    position: relative;
+    background-color: var(--piece-background-color);
+
+    &-menu {
+        position: absolute;
+        width: 150px;
+        height: 50px;
+        background-color: #f7f7f7;
+        z-index: -1;
+        top: -51px;
+        left: 50%;
+        transform: translateX(-50%);
+        transition: transform 0.5s ease;
+        border-top-left-radius: 10px;
+        border-top-right-radius: 10px;
+        border: solid black 1px;
+        display: flex;
+        padding: 15px 20px 15px 20px;
+        justify-content: space-around;
+
+        mat-icon {
+            cursor: pointer;
+            transform: scale(1.1);
+        }
+
+        mat-icon:hover {
+            opacity: 0.75;
+        }
+    }
+
+    &-menu.show {
+        transform: translateX(-50%) translateY(0);
+    }
+
+    &-menu.hide {
+        transform: translateX(-50%) translateY(100%);
+    }
+
+    &-attach {
+        z-index: 1;
+        border-right: solid black 1px;
+        border-top: solid black 1px;
+
+        &-right {
+            width: 50px;
+            height: 50px;
+            position: absolute;
+            right: -25px;
+            top: 50%;
+            transform: translateY(-50%) rotateZ(45deg);
+            background-color: var(--piece-background-color);
+        }
+
+        &-left {
+            background-color: var(--background-color);
+            position: absolute;
+            width: 50px;
+            height: 50px;
+            left: -25px;
+            top: 50%;
+            transform: translateY(-50%) rotateZ(45deg);
+
+        }
+    }
+
+    &-form {
+        height: 100%;
+        padding: 0px 10px 0px 40px;
+        position: relative;
+        display: flex;
+        flex-direction: column;
+        align-items: stretch;
+        z-index: 2;
+
+        &-title {
+            margin-top: 10px;
+            font-size: 25px;
+            font-family: 'Glacial Indifference Bold';
+        }
+
+        textarea {
+            margin-top: 5px;
+            padding: 10px;
+            height: 60%;
+            border-radius: 10px;
+            border: none;
+            resize: none;
+            font-size: 15px;
+            background-image: url("../../../assets/background-images/step.png");
+            background-position: center;
+            background-repeat: no-repeat;
+            background-size: 30%;
+        }
+
+        &-duration {
+
+            margin-top: 10px;
+
+            label {
+                font-size: 20px;
+                margin-right: 5px;
+            }
+
+            input {
+                border: none;
+                height: 30px;
+                width: 50px;
+                border-top-left-radius: 10px;
+                border-bottom-left-radius: 10px;
+                text-align: right;
+            }
+
+            select {
+                background-color: white;
+                border-top-right-radius: 10px;
+                border-bottom-right-radius: 10px;
+                border: none;
+                height: 32px;
+                width: 50px;
+                text-align: center;
+            }
+        }
+    }
+}
+
+.piece::after {
+    content: "";
+    position: absolute;
+    top: 0px;
+    left: 0px;
+    right: 0px;
+    bottom: 0px;
+    border: 1px solid black;
+}
\ No newline at end of file

src/app/pieces/step/step.component.spec.ts

+import { ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { StepComponent } from './step.component';
+
+describe('StepComponent', () => {
+  let component: StepComponent;
+  let fixture: ComponentFixture<StepComponent>;
+
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      declarations: [ StepComponent ]
+    })
+    .compileComponents();
+
+    fixture = TestBed.createComponent(StepComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

src/app/pieces/step/step.component.ts

+import { Component, OnInit } from '@angular/core';
+
+@Component({
+  selector: 'app-step',
+  templateUrl: './step.component.html',
+  styleUrls: ['./step.component.scss']
+})
+export class StepComponent implements OnInit {
+
+  constructor() { }
+
+  ngOnInit(): void {
+  }
+
+  displayMenu: string = 'hide';
+
+  onClickComments(): void {
+    
+  }
+
+  onClickAdd(): void {
+    
+  }
+
+  onClickErase(): void {
+    
+  }
+
+}