<!DOCTYPE html>
<html>
<head>
<base href="." />
<title>angular 5 + flex layout</title>
<!-- polyfill(s) for older browsers -->
<script src="https://unpkg.com/core-js/client/shim.min.js"></script>
<script src="https://unpkg.com/zone.js@0.8.16?main=browser"></script>
<!--<script src="https://unpkg.com/reflect-metadata@0.1.10"></script>-->
<script src="https://unpkg.com/systemjs@0.20.18/dist/system.src.js"></script>
<script src="https://unpkg.com/web-animations-js@2.3.1"></script>
<script src="systemjs.config.js"></script>
<script>
System.import('app').catch(function (err) { console.error(err); });
</script>
</head>
<body>
<my-app>
loading...
</my-app>
</body>
</html>
//our root app component
import { Component, NgModule, VERSION} from '@angular/core'
import { BrowserModule} from '@angular/platform-browser'
@Component({
selector: 'my-app',
template: `
Click one of the buttons below to set the position of the menu
<div class="grid">
<div class="button" (click)="setMultipliers(-1, -1)">Top Left</div>
<div class="button" (click)="setMultipliers(-1, 0)">Top</div>
<div class="button" (click)="setMultipliers(-1, 1)">Top Right</div>
<div class="button" (click)="setMultipliers(0, -1)">Left</div>
<div class="button" (click)="setMultipliers(0, 0)">Center</div>
<div class="button" (click)="setMultipliers(0, 1)">Right</div>
<div class="button" (click)="setMultipliers(1, -1)">Bottom Left</div>
<div class="button" (click)="setMultipliers(1, 0)">Bottom</div>
<div class="button" (click)="setMultipliers(1, 1)">Bottom Right</div>
</div>
<div class="container">
<div class="button" #positionElement>Position Element</div>
<!-- DISCLAIMER: calling elementPosition multiple times is inefficient. This is just for demonstration purposes -->
<div
class="menu"
[style.top.px]="(positionElement | elementPosition:leftMultipler:topMultipler).y"
[style.left.px]="(positionElement | elementPosition:leftMultipler:topMultipler).x"
>
Menu
<ul>
<li>1</li>
<li>2</li>
<li>3</li>
<li>4</li>
<li>5</li>
</ul>
</div>
</div>
`,
styles: [`
.button {
padding: 5px;
width: 140px;
border: 1px solid black;
display: inline-flex;
align-items: center;
justify-content: center;
cursor: pointer;
box-sizing: border-box;
}
.grid {
margin-bottom: 20px;
display: grid;
grid-template-columns: 140px 140px 140px;
grid-template-rows: auto;
grid-template-areas:
".button .button .button"
".button .button .button"
".button .button .button";
}
.container {
position: relative;
display: flex;
align-items: center;
justify-content: center;
min-height: 200px;
}
.menu {
position: fixed;
border: 1px solid black;
width: 140px;
padding: 5px;
box-sizing: border-box;
background: white;
}`],
})
export class AppComponent {
public topMultipler: number = 1;
public leftMultipler: number = 0;
public setMultipliers(top: number, left: number) {
this.topMultipler = top;
this.leftMultipler = left;
}
}
import { NgModule } from '@angular/core';
import { FormsModule } from '@angular/forms';
import { BrowserModule } from '@angular/platform-browser';
import { BrowserAnimationsModule } from '@angular/platform-browser/animations';
import { AppComponent } from './app.component';
import { ElementPosition } from './elementposition.pipe';
@NgModule({
imports: [
BrowserModule,
BrowserAnimationsModule,
FormsModule,
],
declarations: [
AppComponent,
ElementPosition,
],
providers: [
],
bootstrap: [AppComponent]
})
export class AppModule { }
(function (global) {
var angVer = '5.0.0-beta.6';
System.config({
transpiler: 'ts',
typescriptOptions: {
"emitDecoratorMetadata": true,
"experimentalDecorators": true,
"lib": [ "es2015", "dom" ],
"module": "commonjs",
"moduleResolution": "node",
"noImplicitAny": true,
"sourceMap": true,
"suppressImplicitAnyIndexErrors": true,
"target": "es5"
},
meta: {
'typescript': {
"exports": "ts"
}
},
paths: {
'npm:': 'https://unpkg.com/',
'gh:': 'https://raw.githubusercontent.com/'
},
map: {
"app": "app",
"rxjs": "npm:rxjs@5.4.3",
"ts": "npm:plugin-typescript@7.1.0/lib/plugin.js",
"typescript": "npm:typescript@2.4.2/lib/typescript.js",
"@angular/core": "npm:@angular/core@" + angVer + "/bundles/core.umd.js",
"@angular/common": "npm:@angular/common@" + angVer + "/bundles/common.umd.js",
"@angular/compiler": "npm:@angular/compiler@" + angVer + "/bundles/compiler.umd.js",
"@angular/platform-browser": "npm:@angular/platform-browser@" + angVer + "/bundles/platform-browser.umd.js",
"@angular/platform-browser-dynamic": "npm:@angular/platform-browser-dynamic@" + angVer + "/bundles/platform-browser-dynamic.umd.js",
"@angular/http": "npm:@angular/http@" + angVer + "/bundles/http.umd.js",
"@angular/router": "npm:@angular/router@" + angVer + "/bundles/router.umd.js",
"@angular/forms": "npm:@angular/forms@" + angVer + "/bundles/forms.umd.js",
"@angular/animations": "npm:@angular/animations@" + angVer + "/bundles/animations.umd.js",
"@angular/animations/browser": "npm:@angular/animations@" + angVer + "/bundles/animations-browser.umd.js",
"@angular/platform-browser/animations": "npm:@angular/platform-browser@" + angVer + "/bundles/platform-browser-animations.umd.js",
"@angular/flex-layout": "npm:@angular/flex-layout@2.0.0-beta.9"
},
// packages tells the System loader how to load when no filename and/or no extension
packages: {
app: {
main: './main.ts',
defaultExtension: 'ts'
},
rxjs: {
defaultExtension: 'js'
}
}
});
if (!global.noBootstrap) { bootstrap(); }
// Bootstrap the `AppModule`(skip the `app/main.ts` that normally does this)
function bootstrap() {
// Stub out `app/main.ts` so System.import('app') doesn't fail if called in the index.html
System.set(System.normalizeSync('app/main.ts'), System.newModule({ }));
// bootstrap and launch the app (equivalent to standard main.ts)
Promise.all([
System.import('@angular/platform-browser-dynamic'),
System.import('app/app.module')
])
.then(function (imports) {
var platform = imports[0];
var app = imports[1];
platform.platformBrowserDynamic().bootstrapModule(app.AppModule);
})
.catch(function(err){ console.error(err); });
}
})(this);
import { ChangeDetectorRef, NgZone, Pipe } from '@angular/core';
@Pipe({name: 'elementPosition', pure: true})
export class ElementPosition {
transform(value: HTMLElement, xLerp: number, yLerp: number): Point|null {
if (value != null) {
const boundingRect = value.getBoundingClientRect();
return {
x: boundingRect.left + xLerp * boundingRect.width,
y: boundingRect.top + yLerp * boundingRect.height,
};
} else {
return null;
}
}
}