// app/app.component.ts
import { Component } from '@angular/core';
@Component({
moduleId: module.id,
selector: 'my-app',
templateUrl: 'app.component.html',
styleUrls: ['app.component.css']
})
export class AppComponent {
SWIPE_ACTION = { LEFT: 'swipeleft', RIGHT: 'swiperight' };
avatars = [
{
name: 'kristy',
image: 'http://semantic-ui.com/images/avatar2/large/kristy.png',
visible: true
},
{
name: 'matthew',
image: 'http://semantic-ui.com/images/avatar2/large/matthew.png',
visible: false
},
{
name: 'chris',
image: 'http://semantic-ui.com/images/avatar/large/chris.jpg',
visible: false
},
{
name: 'jenny',
image: 'http://semantic-ui.com/images/avatar/large/jenny.jpg',
visible: false
}
];
swipe(currentIndex: number, action: number = this.SWIPE_ACTION.RIGHT) {
console.log(currentIndex);
if (currentIndex > this.avatars.length || currentIndex < 0) return;
let nextIndex = 0;
// next
if (action === this.SWIPE_ACTION.RIGHT) {
const isLast = currentIndex === this.avatars.length - 1;
nextIndex = isLast ? 0 : currentIndex + 1;
}
// previous
if (action === this.SWIPE_ACTION.LEFT) {
const isFirst = currentIndex === 0;
nextIndex = isFirst ? this.avatars.length - 1 : currentIndex - 1;
}
// toggle avatar visibility
this.avatars.forEach((x, i) => x.visible = (i === nextIndex));
}
}
import { bootstrap } from '@angular/platform-browser-dynamic';
import { provide } from '@angular/core';
import { HammerGestureConfig, HAMMER_GESTURE_CONFIG } from '@angular/platform-browser';
import { AppComponent } from './app.component';
export class MyHammerConfig extends HammerGestureConfig {
overrides = <any>{
'swipe': {velocity: 0.4, threshold: 20} // override default settings
}
}
bootstrap(AppComponent, [
provide(HAMMER_GESTURE_CONFIG, {
useClass: MyHammerConfig
}),
]);
<!DOCTYPE html>
<html>
<head>
<title>Swipe HammerJs</title>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<!-- Semantic CSS -->
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/semantic-ui/2.2.2/semantic.min.css">
<!-- Hammer JS Touch Emulator: Uncomment if for desktop -->
<!-- <script src="http://cdn.rawgit.com/hammerjs/touchemulator/master/touch-emulator.js"></script>
<script>
TouchEmulator();
</script> -->
<!-- Hammer JS -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/hammer.js/2.0.8/hammer.js"></script>
<!-- Polyfill(s) for older browsers -->
<script src="https://npmcdn.com/core-js/client/shim.min.js"></script>
<script src="https://npmcdn.com/zone.js@0.6.12?main=browser"></script>
<script src="https://npmcdn.com/reflect-metadata@0.1.3"></script>
<script src="https://npmcdn.com/systemjs@0.19.27/dist/system.src.js"></script>
<script src="systemjs.config.js"></script>
<script>
System.import('app').catch(function(err) {
console.error(err);
});
</script>
</head>
<body>
<my-app>my-app loading ...</my-app>
</body>
</html>
/**
* PLUNKER VERSION (based on systemjs.config.js in angular.io)
* System configuration for Angular 2 samples
* Adjust as necessary for your application needs.
*/
(function(global) {
var ngVer = '@2.0.0-rc.4'; // lock in the angular package version; do not let it float to current!
var routerVer = '@3.0.0-beta.1'; // lock router version
var formsVer = '@0.2.0'; // lock forms version
var routerDeprecatedVer = '@2.0.0-rc.2'; // temporarily until we update all the guides
//map tells the System loader where to look for things
var map = {
'app': 'app',
'@angular': 'https://npmcdn.com/@angular', // sufficient if we didn't pin the version
'@angular/router': 'https://npmcdn.com/@angular/router' + routerVer,
'@angular/forms': 'https://npmcdn.com/@angular/forms' + formsVer,
'@angular/router-deprecated': 'https://npmcdn.com/@angular/router-deprecated' + routerDeprecatedVer,
'angular2-in-memory-web-api': 'https://npmcdn.com/angular2-in-memory-web-api', // get latest
'rxjs': 'https://npmcdn.com/rxjs@5.0.0-beta.6',
'ts': 'https://npmcdn.com/plugin-typescript@4.0.10/lib/plugin.js',
'typescript': 'https://npmcdn.com/typescript@1.9.0-dev.20160409/lib/typescript.js',
};
//packages tells the System loader how to load when no filename and/or no extension
var packages = {
'app': { main: 'main.ts', defaultExtension: 'ts' },
'rxjs': { defaultExtension: 'js' },
'angular2-in-memory-web-api': { main: 'index.js', defaultExtension: 'js' },
};
var ngPackageNames = [
'common',
'compiler',
'core',
'http',
'platform-browser',
'platform-browser-dynamic',
'upgrade',
];
// Add map entries for each angular package
// only because we're pinning the version with `ngVer`.
ngPackageNames.forEach(function(pkgName) {
map['@angular/'+pkgName] = 'https://npmcdn.com/@angular/' + pkgName + ngVer;
});
// Add package entries for angular packages
ngPackageNames.forEach(function(pkgName) {
// Bundled (~40 requests):
packages['@angular/'+pkgName] = { main: '/bundles/' + pkgName + '.umd.js', defaultExtension: 'js' };
// Individual files (~300 requests):
//packages['@angular/'+pkgName] = { main: 'index.js', defaultExtension: 'js' };
});
// No umd for router yet
packages['@angular/router'] = { main: 'index.js', defaultExtension: 'js' };
// Forms not on rc yet
packages['@angular/forms'] = { main: 'index.js', defaultExtension: 'js' };
// Temporarily until we update the guides
packages['@angular/router-deprecated'] = { main: '/bundles/router-deprecated' + '.umd.js', defaultExtension: 'js' };
var config = {
// DEMO ONLY! REAL CODE SHOULD NOT TRANSPILE IN THE BROWSER
transpiler: 'ts',
typescriptOptions: {
tsconfig: true
},
meta: {
'typescript': {
"exports": "ts"
}
},
map: map,
packages: packages
};
System.config(config);
})(this);
/*
Copyright 2016 Google Inc. All Rights Reserved.
Use of this source code is governed by an MIT-style license that
can be found in the LICENSE file at http://angular.io/license
*/
{
"compilerOptions": {
"target": "es5",
"module": "commonjs",
"moduleResolution": "node",
"sourceMap": true,
"emitDecoratorMetadata": true,
"experimentalDecorators": true,
"removeComments": false,
"noImplicitAny": true,
"suppressImplicitAnyIndexErrors": true
}
}
<div class="ctn">
<div class="inner-ctn">
<h4 class="ui header medium center aligned">
Swipe Avatars with HammerJS
<div class="sub header">(swipe left or right)</div>
</h4>
<div class="ui card swipe-box"
*ngFor="let avatar of avatars; let idx=index"
(swipeleft)="swipe(idx, $event.type)" (swiperight)="swipe(idx, $event.type)"
[class.visible]="avatar.visible" [class.hidden]="!avatar.visible">
<div class="image">
<img [src]="avatar.image" [alt]="avatar.name">
</div>
<div class="content">
<a class="header">{{avatar.name}}</a>
</div>
</div>
</div>
</div>
.swipe-box {
display: block;
width: 100%;
float: left;
margin: 0;
transform: .5s ease .1s;
}
.ctn {
max-width: 400px;
margin: 0 auto;
}
.inner-ctn {
margin: 20px;
}
.visible {
display: block;
}
.hidden {
display: none;
}