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Canvas dimensions fix #22

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Canvas dimensions fix #22

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0b59329
Canvas dimensions fix
phzietsman Feb 18, 2017
04872b0
Fixed spaces
phzietsman Feb 18, 2017
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21 changes: 12 additions & 9 deletions qr-scanner.js
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Original file line number Diff line number Diff line change
Expand Up @@ -15,28 +15,31 @@ angular.module('qrScanner', ["ng"]).directive('qrScanner', ['$interval', '$windo
ngVideoError: '&ngVideoError'
},
link: function(scope, element, attrs) {

window.URL = window.URL || window.webkitURL || window.mozURL || window.msURL;
navigator.getUserMedia = navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.mozGetUserMedia || navigator.msGetUserMedia;

var height = attrs.height || 300;
var width = attrs.width || 250;


var cheight = height < 500 ? 500 : height;
var cwidth = width < 500 ? 500 : width;

var video = $window.document.createElement('video');
video.setAttribute('width', width);
video.setAttribute('height', height);
video.setAttribute('style', '-moz-transform:rotateY(-180deg);-webkit-transform:rotateY(-180deg);transform:rotateY(-180deg);');
var canvas = $window.document.createElement('canvas');
canvas.setAttribute('id', 'qr-canvas');
canvas.setAttribute('width', width);
canvas.setAttribute('height', height);
canvas.setAttribute('style', 'display:none;');
canvas.setAttribute('width', cwidth);
canvas.setAttribute('height', cheight);
canvas.setAttribute('style', 'display:none;');

angular.element(element).append(video);
angular.element(element).append(canvas);
var context = canvas.getContext('2d');
var context = canvas.getContext('2d');
var stopScan;

var scan = function() {
if ($window.localMediaStream) {
context.drawImage(video, 0, 0, 307,250);
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