From 87b1858bfb9d53f9932767d48e1b21bdc7d536fb Mon Sep 17 00:00:00 2001
From: Danijel Anđelković <adanijel99@gmail.com>
Date: Sun, 17 Apr 2022 21:56:08 +0200
Subject: Promenio komponentu za iscrtavanje reaktivne pozadine tako da je
 transparentna, dodao komponentu za iscrtavanje gradijentne pozadine. Ispravio
 razne BUG-ove vezane za reaktivnu pozadinu, i promenio stil.

---
 .../gradient-background.component.css              |  0
 .../gradient-background.component.html             |  1 +
 .../gradient-background.component.spec.ts          | 25 ++++++++++++
 .../gradient-background.component.ts               | 47 ++++++++++++++++++++++
 4 files changed, 73 insertions(+)
 create mode 100644 frontend/src/app/_elements/gradient-background/gradient-background.component.css
 create mode 100644 frontend/src/app/_elements/gradient-background/gradient-background.component.html
 create mode 100644 frontend/src/app/_elements/gradient-background/gradient-background.component.spec.ts
 create mode 100644 frontend/src/app/_elements/gradient-background/gradient-background.component.ts

(limited to 'frontend/src/app/_elements/gradient-background')

diff --git a/frontend/src/app/_elements/gradient-background/gradient-background.component.css b/frontend/src/app/_elements/gradient-background/gradient-background.component.css
new file mode 100644
index 00000000..e69de29b
diff --git a/frontend/src/app/_elements/gradient-background/gradient-background.component.html b/frontend/src/app/_elements/gradient-background/gradient-background.component.html
new file mode 100644
index 00000000..3f30c35e
--- /dev/null
+++ b/frontend/src/app/_elements/gradient-background/gradient-background.component.html
@@ -0,0 +1 @@
+<div #holder style="position: fixed; z-index: -1;" [ngStyle]="{'background': color}"></div>
\ No newline at end of file
diff --git a/frontend/src/app/_elements/gradient-background/gradient-background.component.spec.ts b/frontend/src/app/_elements/gradient-background/gradient-background.component.spec.ts
new file mode 100644
index 00000000..969c73b7
--- /dev/null
+++ b/frontend/src/app/_elements/gradient-background/gradient-background.component.spec.ts
@@ -0,0 +1,25 @@
+import { ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { GradientBackgroundComponent } from './gradient-background.component';
+
+describe('GradientBackgroundComponent', () => {
+  let component: GradientBackgroundComponent;
+  let fixture: ComponentFixture<GradientBackgroundComponent>;
+
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      declarations: [ GradientBackgroundComponent ]
+    })
+    .compileComponents();
+  });
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(GradientBackgroundComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});
diff --git a/frontend/src/app/_elements/gradient-background/gradient-background.component.ts b/frontend/src/app/_elements/gradient-background/gradient-background.component.ts
new file mode 100644
index 00000000..1414bc60
--- /dev/null
+++ b/frontend/src/app/_elements/gradient-background/gradient-background.component.ts
@@ -0,0 +1,47 @@
+import { AfterViewInit, Component, ElementRef, Input, OnInit, ViewChild } from '@angular/core';
+
+@Component({
+  selector: 'app-gradient-background',
+  templateUrl: './gradient-background.component.html',
+  styleUrls: ['./gradient-background.component.css']
+})
+export class GradientBackgroundComponent implements AfterViewInit {
+
+  @ViewChild('holder') holderRef!: ElementRef;
+  private holder!: HTMLDivElement;
+
+
+  @Input() colorHorizontal1 = 'rgba(0, 8, 45, 0.5)';
+  @Input() colorHorizontal2 = 'rgba(0, 52, 89, 0.5)';
+
+  @Input() colorVertical1 = 'rgba(0, 52, 89, 0.5)';
+  @Input() colorVertical2 = 'rgba(0, 152, 189, 0.5)';
+
+  constructor() { }
+
+  color: string = this.gradientHorizontal();
+
+  private width = 0;
+  private height = 0;
+
+  gradientHorizontal(): string {
+    return `linear-gradient(90deg, ${this.colorHorizontal1} 0%, ${this.colorHorizontal2} 50%, ${this.colorHorizontal1} 100%), linear-gradient(0deg, ${this.colorVertical1} 0%, ${this.colorVertical2} 100%)`;
+  }
+
+  resize() {
+    this.width = window.innerWidth;
+    this.height = window.innerHeight;
+
+    this.holder.style.width = this.width + 'px';
+    this.holder.style.height = this.height + 'px';
+  }
+
+  ngAfterViewInit(): void {
+    this.holder = <HTMLDivElement>this.holderRef.nativeElement;
+
+    window.addEventListener('resize', () => this.resize());
+    this.resize();
+
+  }
+
+}
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