web-apps/apps/common/mobile/utils/utils.js
2022-05-25 14:58:36 +03:00

229 lines
8.4 KiB
JavaScript

/*
*
* (c) Copyright Ascensio System SIA 2010-2019
*
* This program is a free software product. You can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License (AGPL)
* version 3 as published by the Free Software Foundation. In accordance with
* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
* that Ascensio System SIA expressly excludes the warranty of non-infringement
* of any third-party rights.
*
* This program is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
*
* You can contact Ascensio System SIA at 20A-12 Ernesta Birznieka-Upisha
* street, Riga, Latvia, EU, LV-1050.
*
* The interactive user interfaces in modified source and object code versions
* of the Program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU AGPL version 3.
*
* Pursuant to Section 7(b) of the License you must retain the original Product
* logo when distributing the program. Pursuant to Section 7(e) we decline to
* grant you any rights under trademark law for use of our trademarks.
*
* All the Product's GUI elements, including illustrations and icon sets, as
* well as technical writing content are licensed under the terms of the
* Creative Commons Attribution-ShareAlike 4.0 International. See the License
* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
*
*/
/**
* utils.js
*
* Created by Maxim.Kadushkin on 1/30/2017
* Copyright (c) 2018 Ascensio System SIA. All rights reserved.
*
*/
define([
'jquery',
'underscore'
], function ($, _) {
'use strict';
!Common && (Common = {});
!Common.Utils && (Common.Utils = {});
Common.Utils.androidMenuTop = function ($popover, $target) {
$popover.css({left: '', top: ''});
var modalWidth = $popover.width();
var modalHeight = $popover.height();
var modalAngleSize = 10;
var targetWidth = $target.outerWidth();
var targetHeight = $target.outerHeight();
var targetOffset = $target.offset();
var targetParentPage = $target.parents('.page');
if (targetParentPage.length > 0) {
targetOffset.top = targetOffset.top - targetParentPage[0].scrollTop;
}
var windowHeight = $(window).height();
var windowWidth = $(window).width();
var modalTop = 0;
var modalLeft = 0;
// Top Position
var modalPosition = 'top';// material ? 'bottom' : 'top';
{
if ((modalHeight + modalAngleSize) < targetOffset.top) {
// On top
modalTop = targetOffset.top - modalHeight - modalAngleSize;
}
else if ((modalHeight + modalAngleSize) < windowHeight - targetOffset.top - targetHeight) {
// On bottom
modalPosition = 'bottom';
modalTop = targetOffset.top + targetHeight + modalAngleSize;
}
else {
// On middle
modalPosition = 'middle';
modalTop = targetHeight / 2 + targetOffset.top - modalHeight / 2;
if (modalTop <= 0) {
modalTop = 5;
}
else if (modalTop + modalHeight >= windowHeight) {
modalTop = windowHeight - modalHeight - 5;
}
}
// Horizontal Position
if (modalPosition === 'top' || modalPosition === 'bottom') {
modalLeft = targetWidth / 2 + targetOffset.left - modalWidth / 2;
if (modalLeft < 5) modalLeft = 5;
if (modalLeft + modalWidth > windowWidth) modalLeft = windowWidth - modalWidth - 5;
}
else if (modalPosition === 'middle') {
modalLeft = targetOffset.left - modalWidth - modalAngleSize;
if (modalLeft < 5 || (modalLeft + modalWidth > windowWidth)) {
if (modalLeft < 5) modalLeft = targetOffset.left + targetWidth + modalAngleSize;
if (modalLeft + modalWidth > windowWidth) modalLeft = windowWidth - modalWidth - 5;
}
}
}
// Apply Styles
$popover.css({top: modalTop + 'px', left: modalLeft + 'px'});
};
Common.Utils.addScrollIfNeed = function (targetSelector, containerSelector) {
if (Common.SharedSettings.get('sailfish')) {
_.delay(function(){
var $targetEl = $(targetSelector);
var $containerEl = $(containerSelector);
if ($targetEl.length == 0 || $containerEl == 0) {
return;
}
$containerEl.css('height', 'auto');
new IScroll(targetSelector);
}, 500);
}
};
Common.Utils.CThumbnailLoader = function () {
this.image = null;
this.binaryFormat = null;
this.data = null;
this.width = 0;
this.height = 0;
this.heightOne = 0;
this.count = 0;
this.load = function(url, callback) {
if (!callback)
return;
var me = this;
var xhr = new XMLHttpRequest();
xhr.open('GET', url + ".bin", true);
xhr.responseType = 'arraybuffer';
if (xhr.overrideMimeType)
xhr.overrideMimeType('text/plain; charset=x-user-defined');
else xhr.setRequestHeader('Accept-Charset', 'x-user-defined');
xhr.onload = function() {
// TODO: check errors
me.binaryFormat = this.response;
callback();
};
xhr.send(null);
};
this.openBinary = function(arrayBuffer) {
//var t1 = performance.now();
const binaryAlpha = new Uint8Array(arrayBuffer);
this.width = (binaryAlpha[0] << 24) | (binaryAlpha[1] << 16) | (binaryAlpha[2] << 8) | (binaryAlpha[3] << 0);
this.heightOne = (binaryAlpha[4] << 24) | (binaryAlpha[5] << 16) | (binaryAlpha[6] << 8) | (binaryAlpha[7] << 0);
this.count = (binaryAlpha[8] << 24) | (binaryAlpha[9] << 16) | (binaryAlpha[10] << 8) | (binaryAlpha[11] << 0);
this.height = this.count * this.heightOne;
this.data = new Uint8ClampedArray(4 * this.width * this.height);
var binaryIndex = 12;
var imagePixels = this.data;
var index = 0;
var len0 = 0;
var tmpValue = 0;
while (binaryIndex < binaryAlpha.length) {
tmpValue = binaryAlpha[binaryIndex++];
if (0 == tmpValue) {
len0 = binaryAlpha[binaryIndex++];
while (len0 > 0) {
len0--;
imagePixels[index] = imagePixels[index + 1] = imagePixels[index + 2] = 255;
imagePixels[index + 3] = 0; // this value is already 0.
index += 4;
}
} else {
imagePixels[index] = imagePixels[index + 1] = imagePixels[index + 2] = 255 - tmpValue;
imagePixels[index + 3] = tmpValue;
index += 4;
}
}
//var t2 = performance.now();
//console.log(t2 - t1);
};
this.getImage = function(index, canvas, ctx) {
//var t1 = performance.now();
if (!canvas) {
canvas = document.createElement("canvas");
canvas.width = this.width;
canvas.height = this.heightOne;
canvas.style.width = iconWidth + "px";
canvas.style.height = iconHeight + "px";
ctx = canvas.getContext("2d");
}
if (!this.data) {
this.openBinary(this.binaryFormat);
delete this.binaryFormat;
}
var dataTmp = ctx.createImageData(this.width, this.heightOne);
const sizeImage = 4 * this.width * this.heightOne;
dataTmp.data.set(new Uint8ClampedArray(this.data.buffer, index * sizeImage, sizeImage));
ctx.putImageData(dataTmp, 0, 0);
//var t2 = performance.now();
//console.log(t2 - t1);
return canvas;
};
};
});