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Parallax background center #14

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Parallax background center #14

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69a9e17
Add posibility to center the background
marsanla Nov 28, 2014
509433a
Update bower.json
marsanla Nov 28, 2014
ace1005
Update index.html
marsanla Nov 28, 2014
1233447
Update angular-parallax.js
marsanla Nov 28, 2014
8228e4c
Update index.html
marsanla Nov 29, 2014
606a77c
Update angular-parallax.js
marsanla Nov 29, 2014
5e37f03
Update angular-parallax.js
marsanla Dec 4, 2014
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2 changes: 1 addition & 1 deletion bower.json
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
{
"name": "angular-parallax",
"version": "0.0.1",
"version": "0.0.2",
"homepage": "https://github.com/brettdonohoo/angular-parallax",
"authors": [
"Brett Donohoo <[email protected]>"
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2 changes: 1 addition & 1 deletion index.html
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Expand Up @@ -6,7 +6,7 @@
<div ng-controller="ParallaxExampleCtrl">
<h1 parallax parallax-ratio="1.22" parallax-vertical-offset="10" parallax-horizontal-offset="600" style="position:absolute;">Angular Parallax</h1>
<div parallax-background class="photo nature" parallax-ratio="0.5"><span style="font-size:1em;">Nature</span></div>
<div parallax-background class="photo food" parallax-ratio="0.8"><span style="font-size:4em;">Food</span></div>
<div parallax-background class="photo food" parallax-background-position="center" parallax-ratio="0.8"><span style="font-size:4em;">Food</span></div>
<div parallax-background class="photo animals" parallax-ratio="0.7">Animals</div>
<div parallax-background class="photo cats" parallax-ratio="1">Cats</div>
<img parallax parallax-ratio="1.88" parallax-vertical-offset="100" parallax-horizontal-offset="40" style="position:absolute;" src="images/muther.jpg" />
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5 changes: 5 additions & 0 deletions scripts/angular-parallax.js
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Expand Up @@ -34,10 +34,15 @@ angular.module('angular-parallax', [
template: '<div ng-transclude></div>',
scope: {
parallaxRatio: '@',
parallaxBackgroundPosition: '@'
},
link: function($scope, elem, attrs) {
var setPosition = function () {
var calcValY = (elem.prop('offsetTop') - $window.pageYOffset) * ($scope.parallaxRatio ? $scope.parallaxRatio : 1.1 );
if($scope.parallaxPosition === 'center') {
calcValY -= elem[0].offsetHeight / 2;
}

// horizontal positioning
elem.css('background-position', "50% " + calcValY + "px");
};
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