Created
January 16, 2014 16:57
-
-
Save nulltask/8458688 to your computer and use it in GitHub Desktop.
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| <!doctype html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>devicemotion</title> | |
| <meta name="viewport" content="width=320px, initial-scale=1"> | |
| <style> | |
| body { | |
| margin: 0; | |
| padding: 0; | |
| } | |
| h1 { | |
| font-family: 'Helvetica Neue', 'Helvetica'; | |
| margin-left: 1em; | |
| font-size: 0.5em; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <h1>acceleration</h1> | |
| <canvas class="acceleration" width="320" height="200"></canvas> | |
| <h1>accelerationIncludingGravity</h1> | |
| <canvas class="acceleration-including-gravity" width="320" height="200"></canvas> | |
| <script src="http://rawgithub.com/joewalnes/smoothie/master/smoothie.js"></script> | |
| <script> | |
| var accelerationCanvas = document.querySelector('.acceleration'); | |
| var accelerationIncludingGravityCanvas = document.querySelector('.acceleration-including-gravity'); | |
| var accelerationSets = [new TimeSeries(), new TimeSeries(), new TimeSeries()]; | |
| var accelerationIncludingGravitySets = [new TimeSeries(), new TimeSeries(), new TimeSeries()]; | |
| var ratio = window.devicePixelRatio || 1; | |
| if (1 != ratio) { | |
| [accelerationCanvas, accelerationIncludingGravityCanvas].forEach(function(canvas) { | |
| var ctx = canvas.getContext('2d'); | |
| canvas.style.width = canvas.width + 'px'; | |
| canvas.style.height = canvas.height + 'px'; | |
| canvas.width *= ratio; | |
| canvas.height *= ratio; | |
| ctx.scale(ratio, ratio); | |
| }); | |
| } | |
| var chartOptions = { | |
| millisPerPixel: 10, | |
| grid: { strokeStyle: '#555555', lineWidth: 1, millisPerLine: 1000, verticalSections: 4 }, | |
| horizontalLines: [{ color: '#ffffff', lineWidth: 3, value: 0 }] | |
| }; | |
| var timeSeriesOptions = [ | |
| { strokeStyle: 'rgba(255, 0, 0, 1)', fillStyle: 'rgba(255, 0, 0, 0)', lineWidth: 1.5 }, | |
| { strokeStyle: 'rgba(0, 255, 0, 1)', fillStyle: 'rgba(0, 255, 0, 0)', lineWidth: 1.5 }, | |
| { strokeStyle: 'rgba(0, 0, 255, 1)', fillStyle: 'rgba(0, 0, 255, 0)', lineWidth: 1.5 } | |
| ]; | |
| var accelerationTimeline = new SmoothieChart(chartOptions); | |
| var accelerationIncludingGravityTimeline = new SmoothieChart(chartOptions); | |
| for (var i = 0; i < accelerationSets.length; ++i) { | |
| accelerationTimeline.addTimeSeries(accelerationSets[i], timeSeriesOptions[i]); | |
| } | |
| for (var i = 0; i < accelerationIncludingGravitySets.length; ++i) { | |
| accelerationIncludingGravityTimeline.addTimeSeries(accelerationIncludingGravitySets[i], timeSeriesOptions[i]); | |
| } | |
| accelerationTimeline.streamTo(accelerationCanvas); | |
| accelerationIncludingGravityTimeline.streamTo(accelerationIncludingGravityCanvas); | |
| window.addEventListener('devicemotion', function(e) { | |
| var now = +new Date(); | |
| accelerationSets[0].append(now, e.acceleration.x); | |
| accelerationSets[1].append(now, e.acceleration.y); | |
| accelerationSets[2].append(now, e.acceleration.z); | |
| accelerationIncludingGravitySets[0].append(now, e.accelerationIncludingGravity.x); | |
| accelerationIncludingGravitySets[1].append(now, e.accelerationIncludingGravity.y); | |
| accelerationIncludingGravitySets[2].append(now, e.accelerationIncludingGravity.z); | |
| }); | |
| </script> | |
| </body> | |
| </html> |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment