# Angular2 Fab Buttons

Angular2 version of the FAB Buttons in [Angular 1 Material](https://material.angularjs.org/latest/demo/fabSpeedDial).
/**
 * PLUNKER VERSION (based on systemjs.config.js in angular.io)
 * System configuration for Angular 2 samples
 * Adjust as necessary for your application needs.
 * Override at the last minute with global.filterSystemConfig (as plunkers do)
 */
(function(global) {

  var ngVer = '@2.0.0-rc.1'; // lock in the angular package version; do not let it float to current!

  //map tells the System loader where to look for things
  var  map = {
    'core-js': 'https://npmcdn.com/core-js@2.4.0/client/core.min.js',
    'app': 'src', // 'dist',
    'boostrap':  'src', // 'dist',
    'rxjs': 'https://npmcdn.com/rxjs@5.0.0-beta.6',
    'angular2-data-table': 'https://raw.githubusercontent.com/swimlane/angular2-data-table/master/release/angular2-data-table.js',
    'angular2-in-memory-web-api': 'https://npmcdn.com/angular2-in-memory-web-api' // get latest
  };

  //packages tells the System loader how to load when no filename and/or no extension
  var packages = {
    'bootstrap': { main: 'bootstrap.ts',  defaultExtension: 'ts' },
    'app': { main: 'app.ts',  defaultExtension: 'ts' },
    'rxjs': { defaultExtension: 'js' },
    'angular2-in-memory-web-api': { defaultExtension: 'js' }
  };

  var packageNames = [
      '@angular/common',
      '@angular/compiler',
      '@angular/core',
      '@angular/http',
      '@angular/platform-browser',
      '@angular/platform-browser-dynamic',
      '@angular/router-deprecated',
      '@angular/testing',
      '@angular/upgrade',
  ];

  // add map entries for angular packages in the form '@angular/common': 'https://npmcdn.com/@angular/common@0.0.0-3'
  packageNames.forEach(function(pkgName) {
    map[pkgName] = 'https://npmcdn.com/' + pkgName + ngVer;
  });

  // add package entries for angular packages in the form '@angular/common': { main: 'index.js', defaultExtension: 'js' }
  packageNames.forEach(function(pkgName) {
    packages[pkgName] = { main: 'index.js', defaultExtension: 'js' };
  });

  var config = {
    transpiler: 'typescript',
    typescriptOptions: {
      emitDecoratorMetadata: true
    },
    map: map,
    packages: packages
  }

  // filterSystemConfig - index.html's chance to modify config before we register it.
  if (global.filterSystemConfig) { global.filterSystemConfig(config); }

  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
*/

                
<!DOCTYPE html>
<html>

  <head>
    <title>angular2-data-table</title>
    <link rel="stylesheet" type="text/css" href="style.css" />
    <link rel="stylesheet" type="text/css" href="https://cdn.rawgit.com/swimlane/angular2-data-table/master/release/datatable.css" />
    <link rel="stylesheet" type="text/css" href="https://cdn.rawgit.com/swimlane/angular2-data-table/master/release/material.css" />
    
    <script src="https://npmcdn.com/zone.js@0.6.12"></script>
    <script src="https://npmcdn.com/reflect-metadata@0.1.3"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.27/system.js"></script>
    <script src="https://npmcdn.com/typescript@1.8.10/lib/typescript.js"></script>
    <script src="config.js"></script>

    <script>
    System.import('./src/bootstrap')
      .catch(console.error.bind(console)); 
  </script>
  </head>

  <body>
    <app>
    loading...
  </app>
  </body>

</html>
import {
  Component,
  Input,
  ContentChildren,
  ContentChild,
  ElementRef,
  HostListener
} from '@angular/core';

import { FabToggle } from './FabToggle';
import { FabButton } from './FabButton';

@Component({
  selector: 'fab',
  directives: [ FabToggle, FabButton ],
  template: `
    <nav
      class="fab-menu"
      [class.active]="active">
      <ng-content></ng-content>
    </nav>
  `
})
export class Fab {

  @Input() dir = 'right';
  @ContentChild(FabToggle) toggle;
  @ContentChildren(FabButton) buttons;

  get active() {
    return this._active;
  }

  set active(val) {
    this.updateButtons(val);
    this._active = val;
  }

  constructor(element: ElementRef) {
    this.element = element.nativeElement;
  }

  ngAfterContentInit() {
    this.toggle.onClick.subscribe(() => {
      this.active = !this.active;
    });
  }

  getTranslate(idx) {
    if(this.dir === 'right') {
      return `translate3d(${ 60 * idx }px,0,0)`;
    } else if(this.dir === 'down') {
      return `translate3d(0,${ 60 * idx }px,0)`;
    } else {
      console.error(`Unsupported direction for Fab; ${this.dir}`);
    }
  }

  updateButtons(active) {
    let idx = 1;
    for(let btn of this.buttons.toArray()) {
      let style = btn.element.nativeElement.style;
      style['transition-duration'] = active ? `${ 90 + (100 * idx) }ms` : '';
      style['transform'] = active ? this.getTranslate(idx) : '';
      idx++;
    }
  }

  @HostListener('document:click', ['$event.target'])
  onDocumentClick(target) {
    if(this.active && !this.element.contains(target)) {
      this.active = false;
    }
  }

}

export const FAB_COMPONENTS = [
  FabToggle,
  FabButton,
  Fab
];
import { 
  Component, 
  Input, 
  Output, 
  EventEmitter, 
  ViewChild 
} from '@angular/core';

@Component({
  selector: 'fab-button',
  template: `
    <a
      #anchor
      href="#"
      class="fab-item"
      (click)="onClick.emit($event)">
      <span
        [class]="'icon-' + icon">
      </span>
      <ng-content></ng-content>
    </a>
  `
})
export class FabButton {
  @Input() icon;
  @Output() onClick = new EventEmitter();
  @ViewChild('anchor') element;
}
import { Component, Input, Output, EventEmitter } from '@angular/core';

@Component({
  selector: 'fab-toggle',
  template: `
    <a
      href="#"
      class="fab-toggle"
      (click)="onClick.emit($event)">
      <span
        [class]="'icon-' + icon">
      </span>
      <ng-content></ng-content>
    </a>
  `
})
export class FabToggle {
  @Input() icon;
  @Output() onClick = new EventEmitter();
}
import { Component } from '@angular/core';
import { FAB_COMPONENTS } from './Fab';


@Component({
  selector: 'app',
  template: `
    <div>
      <fab dir="down">
        <fab-toggle>+</fab-toggle>
        <fab-button>A</fab-button>
        <fab-button>B</fab-button>
        <fab-button>C</fab-button>
        <fab-button>D</fab-button>
      </fab>
    </div>
  `,
  directives: [ FAB_COMPONENTS ]
})
export class App {

}
import 'core-js';
import {bootstrap} from '@angular/platform-browser-dynamic';
import { App } from './app.ts';

bootstrap(App, [])
  .catch(err => console.error(err));
/* Styles go here */
body{
  font-family: 'RobotoDraft', 'Roboto', 'Helvetica Neue, Helvetica, Arial', sans-serif;
  text-align: center;
  font-style: normal;
  font-weight: 300;
  font-size: 1.4rem;
  line-height: 2rem;
  letter-spacing: 0.01rem;
  color: #212121;
  background-color: #f5f5f5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  margin:20px
}

a {
  text-decoration: none;
}

.fab-menu {
      position: absolute;
    top: 10%;
    left: 50%;
    
  box-sizing: border-box;
  font-size: 20px;
  text-align: left;
}
.fab-menu .fab-item {
  background: #22cf7d;
  border-radius: 100%;
  width: 40px;
  height: 40px;
  margin-left: -40px;
  position: absolute;
  top: 20px;
  color: white;
  text-align: center;
  line-height: 40px;
  transform: translate3d(0, 0, 0);
  transition: transform ease-out 200ms;
}
.fab-menu .fab-item {
  transition-duration: 180ms;
}
.fab-menu .fab-item:hover {
  background: white;
  color: #22cf7d;
}
.fab-menu .fab-toggle {
  background: #106fe4;
  border-radius: 100%;
  width: 40px;
  height: 40px;
  margin-left: -40px;
  position: absolute;
  top: 20px;
  color: white;
  text-align: center;
  line-height: 40px;
  transform: translate3d(0, 0, 0);
  transition: transform ease-out 200ms;
  z-index: 2;
  transition-timing-function: cubic-bezier(0.175, 0.885, 0.32, 1.275);
  transition-duration: 400ms;
  transform: scale(1.1, 1.1) translate3d(0, 0, 0);
  cursor: pointer;
}
.fab-menu .fab-toggle:hover {
  transform: scale(1.2, 1.2) translate3d(0, 0, 0);
}
.fab-menu .fab-item {
  transition-timing-function: cubic-bezier(0.165, 0.84, 0.44, 1);
}
.fab-menu.active .fab-toggle {
  transition-timing-function: linear;
  transition-duration: 200ms;
  transform: scale(0.8, 0.8) translate3d(0, 0, 0);
}