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/*
Copyright (©) 2003-2025 Teus Benschop.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
var touchStartX = 0;
document.addEventListener("DOMContentLoaded", function(e) {
navigationNewPassage ();
if (swipe_operations) {
// The minimum distance to swipe is 10% of the screen width.
// This is to eliminate small unintended swipes.
let minSwipeDistance = parseInt(window.screen.width / 10);
document.body.addEventListener('touchstart', event => {
touchStartX = event.changedTouches[0].screenX;
});
document.body.addEventListener('touchend', event => {
let touchEndX = event.changedTouches[0].screenX
if (touchEndX < touchStartX - minSwipeDistance) {
userResourceSwipeLeft (event);
}
if (touchEndX > touchStartX + minSwipeDistance) {
userResourceSwipeRight (event);
}
})
}
});
var userResourceBook;
var userResourceChapter;
var userResourceVerse;
function navigationNewPassage ()
{
if (is_outside_workspace()) {
userResourceBook = navigationBook;
userResourceChapter = navigationChapter;
userResourceVerse = navigationVerse;
} else if (parent.window.navigationBook != 'undefined') {
userResourceBook = parent.window.navigationBook;
userResourceChapter = parent.window.navigationChapter;
userResourceVerse = parent.window.navigationVerse;
} else {
return;
}
if (userResourceBook == undefined) return;
userResourceSetUrl ();
}
function userResourceSetUrl ()
{
var url = userResourceUrl;
url = url.replace ("[book]", userResourceBooks [userResourceBook]);
url = url.replace ("[chapter]", userResourceChapter);
url = url.replace ("[verse]", userResourceVerse);
var iframe = document.querySelector("iframe");
if (iframe) {
iframe.setAttribute("src", url);
}
}
function userResourceSwipeLeft (event)
{
if (is_outside_workspace()) {
navigateNextVerse (event);
} else if (parent.window.navigateNextVerse != 'undefined') {
parent.window.navigateNextVerse (event);
}
}
function userResourceSwipeRight (event)
{
if (is_outside_workspace()) {
navigatePreviousVerse (event);
} else if (parent.window.navigatePreviousVerse != 'undefined') {
parent.window.navigatePreviousVerse (event);
}
}
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