%PDF-
%PDF-
Mini Shell
Mini Shell
(function ($, EventDispatcher, CollageEditor, Collage) {
/**
* A small widget that makes it easy to switch between collage layouts.
*
* @class H5PEditor.Collage.LayoutSelector
* @extends H5P.EventDispatcher
* @param {H5P.jQuery} $container
* @param {Array} layouts
* @param {string} selectedDefault
*/
CollageEditor.LayoutSelector = function ($container, layouts, selectedDefault, clips) {
var self = this;
// Initialize event inheritance
EventDispatcher.call(self);
// In case editor is loaded before collage
Collage = H5P.Collage;
// Create wrapper
var $wrapper = $('<div/>', {
'class': 'h5p-collage-editor-layout-selector'
});
// Keep track of selected layout
var $selected;
/**
* Adds a preview of the given layout.
*
* @private
* @param {string} layout
*/
var addLayout = function (layout) {
var $layout = $('<div/>', {
'class': 'h5p-collage-editor-layout-preview' + (layout.value === selectedDefault ? ' h5p-collage-selected-layout' : ''),
tabIndex: '0',
role: 'button',
title: layout.label,
on: {
click: function () {
selectLayout($layout, layout.value);
},
keydown: function (event) {
if (event.which === 32) {
event.preventDefault();
}
},
keyup: function (event) {
if (event.which === 32) {
selectLayout($layout, layout.value);
}
}
},
appendTo: $wrapper
});
(new Collage.Template(0.25, layout.value)).appendTo($layout);
if (layout.value === selectedDefault) {
$selected = $layout;
}
};
/**
* Selects the given layout.
*
* @private
* @param {H5P.jQuery} $preview
* @param {string} layout
*/
var selectLayout = function ($preview, layout) {
const applyChanges = () => {
$selected.removeClass('h5p-collage-selected-layout');
$selected = $preview.addClass('h5p-collage-selected-layout');
self.warn = false;
self.trigger('layoutChanged', layout);
}
if ($preview === $selected) {
return;
}
if (self.warn) {
const confirmationDialog = CollageEditor.showConfirmationDialog($wrapper, {
headerText: CollageEditor.t('pleaseConfirm'),
dialogText: CollageEditor.t('confirmReset'),
cancelText: H5PEditor.t('core', 'cancel'),
confirmText: H5PEditor.t('core', 'ok'),
});
confirmationDialog.on('canceled', () => {
return;
});
confirmationDialog.on('confirmed', () => {
applyChanges();
});
}
else {
applyChanges();
}
};
// Add options
for (var i = 0; i < layouts.length; i++) {
addLayout(layouts[i]);
}
$wrapper.appendTo($container);
};
// Extends the event dispatcher
CollageEditor.LayoutSelector.prototype = Object.create(EventDispatcher.prototype);
CollageEditor.LayoutSelector.prototype.constructor = CollageEditor.LayoutSelector;
})(H5P.jQuery, H5P.EventDispatcher, H5PEditor.Collage);
Zerion Mini Shell 1.0