209 lines
11 KiB
JavaScript
209 lines
11 KiB
JavaScript
(function () {
|
|
|
|
'use strict';
|
|
|
|
angular.module('OpenSlidesApp.mediafiles.image-plugin', [
|
|
'OpenSlidesApp.mediafiles.resources',
|
|
'gettext',
|
|
'OpenSlidesApp.core',
|
|
])
|
|
|
|
.factory('ImageBrowserPlugin', [
|
|
'$templateCache',
|
|
'Mediafile',
|
|
'gettextCatalog',
|
|
'Editor',
|
|
function ($templateCache, Mediafile, gettextCatalog, Editor) {
|
|
return {
|
|
getPlugin: function () {
|
|
return {
|
|
init: function (editor) {
|
|
CKEDITOR.tools.imagebrowser = {};
|
|
|
|
// Initialize this dialog, if it is opened.
|
|
editor.on('dialogShow', function (event) {
|
|
var dialog = event.data;
|
|
if (dialog.getName() === 'imagebrowser-dialog') {
|
|
CKEDITOR.dialog.getCurrent().disableButton('ok');
|
|
|
|
// Load the main plugin template and paste it into the container
|
|
var template = $templateCache.get('static/templates/mediafiles/image-plugin.html');
|
|
if (!template) {
|
|
throw 'Template for image plugin not found!';
|
|
}
|
|
$('#imageBrowserContainer').html(template);
|
|
|
|
// Load all images.
|
|
var images = '';
|
|
_.forEach(Mediafile.getAllImages(), function (image) {
|
|
images += '<div class="image" onclick="CKEDITOR.tools.imagebrowser.selectImage(\'' +
|
|
image.value + '\');" style="background-image:url(\'' +
|
|
image.value + '\');" data-image="' + image.value + '"></div>';
|
|
});
|
|
$('#imageBrowser').html(images);
|
|
|
|
// Translate some strings. Angular tags are not available in CKEditor.
|
|
$('#scaleLabel').html(gettextCatalog.getString('Scale'));
|
|
|
|
// If the dialog was opened via double click, check the selected element. It
|
|
// may be an image, so preselect it.
|
|
var selectedElement = editor.getSelection().getStartElement();
|
|
if (selectedElement.is('img')) {
|
|
// Check for given scale of this image.
|
|
var styleAttr = $(selectedElement).attr('style');
|
|
var scale;
|
|
var scaleRegex = /width\s*:\s*(\d+)\s*%/g;
|
|
var scaleMatch = scaleRegex.exec(styleAttr);
|
|
if (scaleMatch) {
|
|
scale = parseInt(scaleMatch[1]);
|
|
}
|
|
CKEDITOR.tools.imagebrowser.selectImage(
|
|
selectedElement.getAttribute('src'), scale);
|
|
}
|
|
// Setup event listeners.
|
|
$('#image-scale').bind('keyup mouseup', function (event) {
|
|
var scale = parseInt($('#image-scale').val());
|
|
if (scale !== CKEDITOR.tools.imagebrowser.scale) {
|
|
CKEDITOR.tools.imagebrowser.updateImageSize(scale);
|
|
}
|
|
});
|
|
}
|
|
});
|
|
// React on double clicks in the textarea. If an image was selected, open this dialog.
|
|
editor.on('doubleclick', function (event) {
|
|
var element = event.data.element;
|
|
if (!element.isReadOnly()) {
|
|
if (element.is('img')) {
|
|
event.data.dialog = 'imagebrowser-dialog';
|
|
editor.getSelection().selectElement(element);
|
|
}
|
|
}
|
|
});
|
|
// Set the toolbar icon to the default image icon.
|
|
CKEDITOR.on('instanceReady', function () {
|
|
var toolbarIcon = $('span.cke_button_icon.cke_button__bildbrowser_icon');
|
|
toolbarIcon.removeClass('cke_button__image browser_icon');
|
|
toolbarIcon.addClass('cke_button__image_icon');
|
|
});
|
|
// Handler for selecting an image. It may be called by clicking on a thumbnail or by
|
|
// just giving the url. The scale is optional.
|
|
CKEDITOR.tools.imagebrowser.selectImage = function (url, scale) {
|
|
var browser = $('#imageBrowser');
|
|
_.forEach(browser.children(), function (child) { // check every available image
|
|
if (child.getAttribute('data-image') == url) { //match
|
|
child.classList.add('selected');
|
|
var image = $('#imagePreview img');
|
|
// Setup an load event handler, so we can get the size of the image when loaded.
|
|
image.on('load', function (event) {
|
|
var w = event.target.naturalWidth;
|
|
var h = event.target.naturalHeight;
|
|
$('#originalSizeText').html(gettextCatalog.getString('Original size') +
|
|
': ' + w + ' × ' + h );
|
|
$('#fullSizeContainer').width(w).height(h);
|
|
if (scale !== undefined) {
|
|
// Use custom scale.
|
|
CKEDITOR.tools.imagebrowser.updateImageSize(scale);
|
|
} else {
|
|
CKEDITOR.tools.imagebrowser.updateImageSize(100);
|
|
}
|
|
});
|
|
// Set the url of the main preview image.
|
|
image.attr('src', url);
|
|
$('#imagePreviewSection').removeClass('hidden');
|
|
CKEDITOR.tools.imagebrowser.selected = url;
|
|
} else {
|
|
// Wrong image, deselect it in the preview window.
|
|
child.classList.remove('selected');
|
|
}
|
|
});
|
|
};
|
|
// Handler for updateing the image size.
|
|
CKEDITOR.tools.imagebrowser.updateImageSize = function (scale) {
|
|
if (isNaN(scale) || scale <= 0) {
|
|
CKEDITOR.dialog.getCurrent().disableButton('ok');
|
|
} else {
|
|
CKEDITOR.dialog.getCurrent().enableButton('ok');
|
|
CKEDITOR.tools.imagebrowser.scale = scale;
|
|
$('#imagePreview img').width(scale + '%');
|
|
$('#image-scale').val(scale);
|
|
}
|
|
};
|
|
// Insert the selected image into the textarea.
|
|
CKEDITOR.tools.imagebrowser.insertImage = function (url, scale) {
|
|
var editor = CKEDITOR.currentInstance;
|
|
var dialog = CKEDITOR.dialog.getCurrent();
|
|
var html = '<img src="' + url + '" data-cke-saved-src="' + url +
|
|
'" alt="' + url + '" style="width: ' + scale + '%;" />';
|
|
editor.config.allowedContent = true;
|
|
editor.insertHtml(html.trim());
|
|
dialog.hide();
|
|
};
|
|
editor.addCommand('imagebrowser-open', new CKEDITOR.dialogCommand('imagebrowser-dialog'));
|
|
editor.ui.addButton(gettextCatalog.getString('Image browser'), {
|
|
label: gettextCatalog.getString('Open image browser'),
|
|
command: 'imagebrowser-open',
|
|
toolbar: 'insert',
|
|
});
|
|
},
|
|
};
|
|
},
|
|
getDialog: function () {
|
|
return function (editor) {
|
|
return {
|
|
title: gettextCatalog.getString('Image browser'),
|
|
minWidth: 1000,
|
|
minHeight: 500,
|
|
contents: [
|
|
{
|
|
id: 'imagebrowser-tab1',
|
|
label: gettextCatalog.getString('Browse for images'),
|
|
elements: [
|
|
{
|
|
type: 'html',
|
|
align: 'left',
|
|
id: 'titleid',
|
|
style: 'font-size: 20px; font-weight: bold;',
|
|
html: gettextCatalog.getString('Browse for images'),
|
|
}, {
|
|
type: 'html',
|
|
align: 'left',
|
|
id: 'msg',
|
|
style: '',
|
|
html: '<div id="imageBrowserContainer"></div>'
|
|
}
|
|
],
|
|
},
|
|
],
|
|
// insert image on OK.
|
|
onOk: function (event) {
|
|
var url = CKEDITOR.tools.imagebrowser.selected;
|
|
if (url) {
|
|
var scale = CKEDITOR.tools.imagebrowser.scale;
|
|
CKEDITOR.tools.imagebrowser.insertImage(url, scale);
|
|
}
|
|
},
|
|
};
|
|
};
|
|
},
|
|
};
|
|
}
|
|
])
|
|
|
|
.run([
|
|
'Editor',
|
|
'ImageBrowserPlugin',
|
|
'gettext',
|
|
function (Editor, ImageBrowserPlugin, gettext) {
|
|
Editor.registerDialog('imagebrowser-dialog', ImageBrowserPlugin.getDialog());
|
|
Editor.registerPlugin('imagebrowser', ImageBrowserPlugin.getPlugin());
|
|
|
|
// mark all plugin strings
|
|
gettext('Original size');
|
|
gettext('Scale');
|
|
gettext('Image browser');
|
|
gettext('Browse for images');
|
|
}
|
|
]);
|
|
|
|
}());
|