diff --git a/plugins/unl_theme/js/ui.avatar_cropper.js b/plugins/unl_theme/js/ui.avatar_cropper.js new file mode 100644 index 0000000000000000000000000000000000000000..cfd380b8bfc2738fc5d616c99df1d6cdd7825cf6 --- /dev/null +++ b/plugins/unl_theme/js/ui.avatar_cropper.js @@ -0,0 +1,83 @@ +/** + * Avatar cropping + */ + +elgg.provide('elgg.avatarCropper'); + +/** + * Register the avatar cropper. + * + * If the hidden inputs have the coordinates from a previous cropping, begin + * the selection and preview with that displayed. + */ +elgg.avatarCropper.init = function() { + //Load imgAreaSelect with requirejs (this is all that this override does) + require(['jquery', 'unl_theme/jquery.imgareaselect'], function($) { + var params = { + selectionOpacity: 0, + aspectRatio: '1:1', + onSelectEnd: elgg.avatarCropper.selectChange, + onSelectChange: elgg.avatarCropper.preview + }; + + if ($('input[name=x2]').val()) { + params.x1 = $('input[name=x1]').val(); + params.x2 = $('input[name=x2]').val(); + params.y1 = $('input[name=y1]').val(); + params.y2 = $('input[name=y2]').val(); + } + + $('#user-avatar-cropper').imgAreaSelect(params); + + if ($('input[name=x2]').val()) { + + // TODO figure out why this is necessary + $(window).on('load', function () { + var ias = $('#user-avatar-cropper').imgAreaSelect({instance: true}); + var selection = ias.getSelection(); + elgg.avatarCropper.preview($('#user-avatar-cropper'), selection); + }); + } + }); +}; + +/** + * Handler for changing select area. + * + * @param {Object} img reference to the image + * @param {Object} selection imgareaselect selection object + * @return void + */ +elgg.avatarCropper.preview = function(img, selection) { + // catch for the first click on the image + if (selection.width === 0 || selection.height === 0) { + return; + } + + var origWidth = $("#user-avatar-cropper").width(); + var origHeight = $("#user-avatar-cropper").height(); + var scaleX = 100 / selection.width; + var scaleY = 100 / selection.height; + $('#user-avatar-preview > img').css({ + width: Math.round(scaleX * origWidth) + 'px', + height: Math.round(scaleY * origHeight) + 'px', + marginLeft: '-' + Math.round(scaleX * selection.x1) + 'px', + marginTop: '-' + Math.round(scaleY * selection.y1) + 'px' + }); +}; + +/** + * Handler for updating the form inputs after select ends + * + * @param {Object} img reference to the image + * @param {Object} selection imgareaselect selection object + * @return void + */ +elgg.avatarCropper.selectChange = function(img, selection) { + $('input[name=x1]').val(selection.x1); + $('input[name=x2]').val(selection.x2); + $('input[name=y1]').val(selection.y1); + $('input[name=y2]').val(selection.y2); +}; + +elgg.register_hook_handler('init', 'system', elgg.avatarCropper.init); \ No newline at end of file diff --git a/plugins/unl_theme/start.php b/plugins/unl_theme/start.php index d0959f531408039f356084f1f9870b6f31e10ebb..958a4887c91d97de7a1318687dc092e49a1b53ee 100755 --- a/plugins/unl_theme/start.php +++ b/plugins/unl_theme/start.php @@ -72,6 +72,9 @@ function unl_theme_init() { elgg_unregister_js('jquery-ui'); elgg_unregister_js('jquery.imgareaselect'); + //Load our own cropper that uses requirejs (make sure it loads last) + elgg_register_js('elgg.avatar_cropper', $base_url.'mod/unl_theme/js/ui.avatar_cropper.js', 'head', 9000); + //elgg_load_js("agency"); elgg_load_js('respond'); elgg_load_js("bootstrap"); diff --git a/plugins/unl_theme/views/default/elgg/require_config.js.php b/plugins/unl_theme/views/default/elgg/require_config.js.php index 19716216bfcd6e4a02f66cb50402466ebc1c3d7a..b40d8d9cc642978ab680f1632ffe0e7af9af4fdf 100644 --- a/plugins/unl_theme/views/default/elgg/require_config.js.php +++ b/plugins/unl_theme/views/default/elgg/require_config.js.php @@ -23,7 +23,7 @@ var unl_require_config = <?php echo json_encode($amdConfig, JSON_PRETTY_PRINT | if (typeof WDN !== 'undefined') { require.config(unl_require_config); - require(['jquery', 'jqueryui', 'unl_theme/jquery.imgareaselect'], function($) { + require(['jquery', 'jqueryui'], function($) { window.$ = $; window.jQuery = $; });