permite ver fotos de la galería en grande

src/app/galeriamodal/galeriamodal-routing.module.ts

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+import { NgModule } from '@angular/core';
+import { Routes, RouterModule } from '@angular/router';
+
+import { GaleriamodalPage } from './galeriamodal.page';
+
+const routes: Routes = [
+  {
+    path: '',
+    component: GaleriamodalPage
+  }
+];
+
+@NgModule({
+  imports: [RouterModule.forChild(routes)],
+  exports: [RouterModule],
+})
+export class GaleriamodalPageRoutingModule {}

src/app/galeriamodal/galeriamodal.module.ts

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+import { NgModule } from '@angular/core';
+import { CommonModule } from '@angular/common';
+import { FormsModule } from '@angular/forms';
+
+import { IonicModule } from '@ionic/angular';
+
+import { GaleriamodalPageRoutingModule } from './galeriamodal-routing.module';
+
+import { GaleriamodalPage } from './galeriamodal.page';
+
+@NgModule({
+  imports: [
+    CommonModule,
+    FormsModule,
+    IonicModule,
+    GaleriamodalPageRoutingModule
+  ],
+  declarations: [GaleriamodalPage]
+})
+export class GaleriamodalPageModule {}

src/app/galeriamodal/galeriamodal.page.html

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+
+<ion-content fullscreen>
+
+  <ion-button (click)="close()">
+    <ion-icon name="close" slot="start"></ion-icon>
+  </ion-button>
+
+  <ion-slide>
+    <img src="{{foto}}">
+  </ion-slide>
+
+  <ion-button (click)="borrar()">
+    <ion-icon name="trash-outline"></ion-icon>
+  </ion-button>
+</ion-content>

src/app/galeriamodal/galeriamodal.page.scss

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+ion-content {
+    background: rgba(0, 0, 0, 0.589)
+    
+}

src/app/galeriamodal/galeriamodal.page.spec.ts

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

src/app/galeriamodal/galeriamodal.page.ts

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+import { Component, OnInit } from '@angular/core';
+import { Router } from '@angular/router';
+import { ModalController, NavParams } from '@ionic/angular';
+import { Tab1Service } from '../tab1/tab1.service';
+
+@Component({
+  selector: 'app-galeriamodal',
+  templateUrl: './galeriamodal.page.html',
+  styleUrls: ['./galeriamodal.page.scss'],
+})
+export class GaleriamodalPage implements OnInit {
+
+  foto: string;
+
+  sliderOpts = {
+    
+  }
+  constructor(private navParams: NavParams, private modalController: ModalController, private tab1Service: Tab1Service,
+    private router: Router) { }
+
+  ngOnInit() {
+    this.foto = this.navParams.get('foto');
+  }
+
+
+  borrar(){
+    let index = this.tab1Service.galeria.indexOf('foto');
+    this.tab1Service.galeria.slice[index];
+    this.close();
+  }
+
+  close(){
+    this.modalController.dismiss();
+  }
+
+}