aboutsummaryrefslogtreecommitdiff
path: root/js/lib
diff options
context:
space:
mode:
Diffstat (limited to 'js/lib')
-rw-r--r--js/lib/ui.js37
1 files changed, 37 insertions, 0 deletions
diff --git a/js/lib/ui.js b/js/lib/ui.js
index 57378a4d6..8cee500d0 100644
--- a/js/lib/ui.js
+++ b/js/lib/ui.js
@@ -1,6 +1,7 @@
elgg.provide('elgg.ui');
elgg.ui.init = function () {
+ // add user hover menus
elgg.ui.initHoverMenu();
//if the user clicks a system message, make it disappear
@@ -24,6 +25,14 @@ elgg.ui.init = function () {
if ($('.elgg-input-date').length) {
elgg.ui.initDatePicker();
}
+
+ // avatar cropper
+ $('#user-avatar-cropper').imgAreaSelect({
+ selectionOpacity: 0,
+ aspectRatio: '1:1',
+ onSelectEnd: elgg.ui.avatarSelectChange,
+ onSelectChange: elgg.ui.avatarPreview
+ });
}
/**
@@ -277,6 +286,34 @@ elgg.ui.initDatePicker = function() {
});
}
+// Avatar cropping
+
+// display a preview of the users cropped section
+elgg.ui.avatarPreview = 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'
+ });
+}
+
+// populate the form with the correct coordinates once a user has cropped their image
+elgg.ui.avatarSelectChange = 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.ui.init);
elgg.register_hook_handler('getOptions', 'ui.popup', elgg.ui.LoginHandler); \ No newline at end of file