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DocumentServer-v-9.2.0/web-apps/apps/pdfeditor/main/app/controller/DocumentHolder.js
Yajbir Singh f1b860b25c
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updated
2025-12-11 19:03:17 +05:30

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JavaScript

/*
* (c) Copyright Ascensio System SIA 2010-2024
*
* 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-6 Ernesta Birznieka-Upish
* 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
*
*/
/**
* DocumentHolder.js
*
* DocumentHolder controller
*
* Created on 1/15/14
*
*/
var c_paragraphLinerule = {
LINERULE_LEAST: 0,
LINERULE_AUTO: 1,
LINERULE_EXACT: 2
};
var c_paragraphTextAlignment = {
RIGHT: 0,
LEFT: 1,
CENTERED: 2,
JUSTIFIED: 3
};
var c_paragraphSpecial = {
NONE_SPECIAL: 0,
FIRST_LINE: 1,
HANGING: 2
};
define([
'core',
'pdfeditor/main/app/view/DocumentHolder'
], function () {
'use strict';
PDFE.Controllers.DocumentHolder = Backbone.Controller.extend({
models: [],
collections: [],
views: [
'DocumentHolder'
],
initialize: function() {
//
var me = this;
me._TtHeight = 20;
me.usertips = [];
me.fastcoauthtips = [];
me._isDisabled = false;
me._state = {initEditorEvents: true};
me.mode = {};
me.mouseMoveData = null;
me.isTooltipHiding = false;
me.lastMathTrackBounds = [];
me.showMathTrackOnLoad = false;
me.lastTextBarBounds = [];
me.lastAnnotBarBounds = [];
me.lastAnnotBarOnTop = true;
me.lastAnnotSelBarOnTop = true;
me.screenTip = {
toolTip: new Common.UI.Tooltip({
owner: this,
html: true,
title: '<br><b>Press Ctrl and click link</b>',
cls: 'link-tooltip'
// style: 'word-wrap: break-word;'
}),
strTip: '',
isHidden: true,
isVisible: false
};
me.eyedropperTip = {
isHidden: true,
isVisible: false,
eyedropperColor: null,
tipInterval: null,
isTipVisible: false
};
me.userTooltip = true;
me.wrapEvents = {
userTipMousover: _.bind(me.userTipMousover, me),
userTipMousout: _.bind(me.userTipMousout, me)
};
var keymap = {};
me.hkComments = Common.Utils.isMac ? 'command+alt+a' : 'alt+h';
keymap[me.hkComments] = function() {
if (me.api.can_AddQuotedComment()!==false) {
me.addComment();
}
return false;
};
Common.util.Shortcuts.delegateShortcuts({shortcuts:keymap});
},
onLaunch: function() {
this.documentHolder = this.createView('DocumentHolder').render();
this.documentHolder.el.tabIndex = -1;
this.onAfterRender();
var me = this;
Common.NotificationCenter.on({
'window:show': function(e){
me.screenTip.toolTip.hide();
me.screenTip.isVisible = false;
/** coauthoring begin **/
me.userTipHide();
/** coauthoring end **/
me.hideEyedropper();
me.mode && me.mode.isDesktopApp && me.api && me.api.asc_onShowPopupWindow();
},
'modal:show': function(e){
me.hideTips();
},
'layout:changed': function(e){
me.screenTip.toolTip.hide();
me.screenTip.isVisible = false;
/** coauthoring begin **/
me.userTipHide();
/** coauthoring end **/
me.hideTips();
me.hideEyedropper();
me.onDocumentHolderResize();
}
});
Common.NotificationCenter.on('script:loaded', _.bind(me.createPostLoadElements, me));
},
setApi: function(o) {
this.api = o;
if (this.api) {
(this.mode.isEdit === true) && this.api.asc_registerCallback('asc_onCountPages', _.bind(this.onCountPages, this));
this.documentHolder.setApi(this.api);
}
return this;
},
setMode: function(m) {
this.mode = m;
/** coauthoring begin **/
!(this.mode.canCoAuthoring && this.mode.canComments)
? Common.util.Shortcuts.suspendEvents(this.hkComments)
: Common.util.Shortcuts.resumeEvents(this.hkComments);
/** coauthoring end **/
this.documentHolder.setMode(m);
},
createPostLoadElements: function() {
this.setEvents();
this.applyEditorMode();
this.showMathTrackOnLoad && this.onShowMathTrack(this.lastMathTrackBounds);
},
createDelayedElements: function(view, type) {},
getView: function (name) {
return !name ?
this.documentHolder : Backbone.Controller.prototype.getView.call()
},
showPopupMenu: function(menu, value, event, docElement, eOpts){
var me = this;
if (!_.isUndefined(menu) && menu !== null){
Common.UI.Menu.Manager.hideAll();
var showPoint = [event.get_X(), event.get_Y()],
menuContainer = $(me.documentHolder.el).find(Common.Utils.String.format('#menu-container-{0}', menu.id));
if (!menu.rendered) {
// Prepare menu container
if (menuContainer.length < 1) {
menuContainer = $(Common.Utils.String.format('<div id="menu-container-{0}" style="position: absolute; z-index: 10000;"><div class="dropdown-toggle" data-toggle="dropdown"></div></div>', menu.id));
$(me.documentHolder.el).append(menuContainer);
}
menu.render(menuContainer);
menu.cmpEl.attr({tabindex: "-1"});
}
menuContainer.css({
left: showPoint[0],
top : showPoint[1]
});
menu.show();
if (_.isFunction(menu.options.initMenu)) {
menu.options.initMenu(value);
menu.alignPosition();
}
_.delay(function() {
menu.cmpEl.focus();
}, 10);
me.documentHolder.currentMenu = menu;
me.api.onPluginContextMenuShow && me.api.onPluginContextMenuShow(event);
}
},
fillViewMenuProps: function(selectedElements) {},
fillPDFEditMenuProps: function(selectedElements) {},
applyEditorMode: function() {},
fillFormsMenuProps: function(selectedElements) {},
showObjectMenu: function(event, docElement, eOpts){
var me = this;
if (me.api){
var obj = me.mode && me.mode.isRestrictedEdit ? (event.get_Type() == 0 ? me.fillFormsMenuProps(me.api.getSelectedElements()) : null) : (me.mode && me.mode.isEdit && me.mode.isPDFEdit ? me.fillPDFEditMenuProps(me.api.getSelectedElements()) : me.fillViewMenuProps(me.api.getSelectedElements()));
if (obj) me.showPopupMenu(obj.menu_to_show, obj.menu_props, event, docElement, eOpts);
}
},
onContextMenu: function(event){
if (Common.UI.HintManager.isHintVisible())
Common.UI.HintManager.clearHints();
if (!event) {
Common.UI.Menu.Manager.hideAll();
return;
}
var me = this;
_.delay(function(){
if (event.get_Type() == Asc.c_oAscPdfContextMenuTypes.Thumbnails) {
if (me.mode && me.mode.isEdit) {
!me.mode.isPDFEdit && !me.documentHolder.viewPDFModeMenu && me.documentHolder.createDelayedElementsPDFViewer();
me.showPopupMenu.call(me, me.mode.isPDFEdit ? me.documentHolder.pageMenu : me.documentHolder.viewPageMenu, {isPageSelect: event.get_IsPageSelect(), pageNum: event.get_PageNum()}, event);
}
} else
me.showObjectMenu.call(me, event);
},10);
},
onFocusObject: function(selectedElements) {
var me = this,
currentMenu = me.documentHolder.currentMenu;
if (currentMenu && currentMenu.isVisible()){
var obj = me.mode && me.mode.isRestrictedEdit ? me.fillFormsMenuProps(selectedElements) : (me.mode && me.mode.isEdit && me.mode.isPDFEdit ? me.fillPDFEditMenuProps(selectedElements) : me.fillViewMenuProps(selectedElements));
if (obj && obj.menu_to_show===currentMenu) {
currentMenu.options.initMenu(obj.menu_props);
currentMenu.alignPosition();
} else {
if (currentMenu===(me.mode.isPDFEdit ? me.documentHolder.pageMenu : me.documentHolder.viewPageMenu)){
currentMenu.options.initMenu();
currentMenu.alignPosition();
}
}
}
if (this.mode && this.mode.isEdit && this.mode.isPDFEdit) {
var i = -1,
in_equation = false,
in_chart = false,
locked = false;
while (++i < selectedElements.length) {
var type = selectedElements[i].get_ObjectType();
if (type === Asc.c_oAscTypeSelectElement.Math) {
in_equation = true;
} else if (type === Asc.c_oAscTypeSelectElement.Paragraph) {
var value = selectedElements[i].get_ObjectValue();
value && (locked = locked || value.get_Locked());
} else if (type === Asc.c_oAscTypeSelectElement.Shape) { // shape
var value = selectedElements[i].get_ObjectValue();
if (value && value.get_FromChart()) {
in_chart = true;
locked = locked || value.get_Locked();
}
}
}
if (in_equation) {
this._state.equationLocked = locked;
this.disableEquationBar();
}
if (in_chart) {
this._state.chartLocked = locked;
this.disableChartElementButton();
}
}
},
handleDocumentWheel: function(event) {
var me = this;
if (!me.api) return;
if (!me._isScrolling) {
me._isScrolling = true;
me._ctrlPressedAtScrollStart = event.ctrlKey;
}
clearTimeout(me._scrollEndTimeout);
me._scrollEndTimeout = setTimeout(function () {
me._isScrolling = false;
}, 100);
var delta = (_.isUndefined(event.originalEvent)) ? event.wheelDelta : event.originalEvent.wheelDelta;
if (_.isUndefined(delta)) {
delta = event.deltaY;
}
if (me._ctrlPressedAtScrollStart && !event.altKey) {
if (delta < 0) {
me.api.zoomOut();
} else if (delta > 0) {
me.api.zoomIn();
}
event.preventDefault();
event.stopPropagation();
}
},
handleDocumentKeyDown: function(event){
var me = this;
if (me.api){
var key = event.keyCode;
if ((event.ctrlKey || event.metaKey) && !event.shiftKey && !event.altKey){
if (key === Common.UI.Keys.NUM_PLUS || key === Common.UI.Keys.EQUALITY || (Common.Utils.isGecko && key === Common.UI.Keys.EQUALITY_FF) || (Common.Utils.isOpera && key == 43)){
me.api.zoomIn();
event.preventDefault();
event.stopPropagation();
return false;
}
else if (key === Common.UI.Keys.NUM_MINUS || key === Common.UI.Keys.MINUS || (Common.Utils.isGecko && key === Common.UI.Keys.MINUS_FF) || (Common.Utils.isOpera && key == 45)){
me.api.zoomOut();
event.preventDefault();
event.stopPropagation();
return false;
} else if (key === Common.UI.Keys.ZERO || key === Common.UI.Keys.NUM_ZERO) {// 0
me.api.zoom(100);
event.preventDefault();
event.stopPropagation();
return false;
}
}
if (me.documentHolder.currentMenu && me.documentHolder.currentMenu.isVisible()) {
if (key == Common.UI.Keys.UP ||
key == Common.UI.Keys.DOWN) {
$('ul.dropdown-menu', me.documentHolder.currentMenu.el).focus();
}
}
if (key == Common.UI.Keys.ESC) {
Common.UI.Menu.Manager.hideAll();
}
}
},
onDocumentHolderResize: function(e){
var me = this;
me._XY = [
Common.Utils.getOffset(me.documentHolder.cmpEl).left - $(window).scrollLeft(),
Common.Utils.getOffset(me.documentHolder.cmpEl).top - $(window).scrollTop()
];
me._Height = me.documentHolder.cmpEl.height();
me._Width = me.documentHolder.cmpEl.width();
me._BodyWidth = $('body').width();
},
onAfterRender: function(ct){
var me = this;
var meEl = me.documentHolder.cmpEl;
if (meEl) {
meEl.on('contextmenu', function(e) {
e.preventDefault();
e.stopPropagation();
return false;
});
meEl.on('click', function(e){
if (e.target.localName == 'canvas') {
if (me._preventClick)
me._preventClick = false;
else {
if (e.target.getAttribute && e.target.getAttribute("oo_no_focused"))
return;
meEl.focus();
}
}
});
meEl.on('mousedown', function(e){
if (e.target.localName == 'canvas' && $(e.target).closest('[type=menuitem]').length<1)
Common.UI.Menu.Manager.hideAll();
});
//NOTE: set mouse wheel handler
var addEvent = function( elem, type, fn ) {
elem.addEventListener ? elem.addEventListener( type, fn, false ) : elem.attachEvent( "on" + type, fn );
};
var eventname=(/Firefox/i.test(navigator.userAgent))? 'DOMMouseScroll' : 'mousewheel';
addEvent(me.documentHolder.el, eventname, _.bind(me.handleDocumentWheel, me));
}
!Common.Utils.isChrome ? $(document).on('mousewheel', _.bind(me.handleDocumentWheel, me)) :
document.addEventListener('mousewheel', _.bind(me.handleDocumentWheel, me), {passive: false});
$(document).on('keydown', _.bind(me.handleDocumentKeyDown, me));
$(window).on('resize', _.bind(me.onDocumentHolderResize, me));
var viewport = me.getApplication().getController('Viewport').getView('Viewport');
viewport.hlayout.on('layout:resizedrag', _.bind(me.onDocumentHolderResize, me));
},
getUserName: function(id){
var usersStore = PDFE.getCollection('Common.Collections.Users');
if (usersStore){
var rec = usersStore.findUser(id);
if (rec)
return AscCommon.UserInfoParser.getParsedName(rec.get('username'));
}
return this.documentHolder.guestText;
},
isUserVisible: function(id){
var usersStore = PDFE.getCollection('Common.Collections.Users');
if (usersStore){
var rec = usersStore.findUser(id);
if (rec)
return !rec.get('hidden');
}
return true;
},
userTipMousover: function (evt, el, opt) {
var me = this;
if (me.userTooltip===true) {
me.userTooltip = new Common.UI.Tooltip({
owner: evt.currentTarget,
title: me.documentHolder.tipIsLocked
});
me.userTooltip.show();
}
},
userTipHide: function () {
var me = this;
if (typeof me.userTooltip == 'object') {
me.userTooltip.hide();
me.userTooltip = undefined;
for (var i=0; i<me.usertips.length; i++) {
me.usertips[i].off('mouseover', me.wrapEvents.userTipMousover);
me.usertips[i].off('mouseout', me.wrapEvents.userTipMousout);
}
}
},
userTipMousout: function (evt, el, opt) {
var me = this;
if (typeof me.userTooltip == 'object') {
if (me.userTooltip.$element && evt.currentTarget === me.userTooltip.$element[0]) {
me.userTipHide();
}
}
},
hideTips: function() {
var me = this;
/** coauthoring begin **/
if (typeof me.userTooltip == 'object') {
me.userTooltip.hide();
me.userTooltip = true;
}
_.each(me.usertips, function(item) {
item.remove();
});
me.usertips = [];
me.usertipcount = 0;
/** coauthoring end **/
},
hideEyedropper: function () {
if (this.eyedropperTip.isVisible) {
this.eyedropperTip.isVisible = false;
this.eyedropperTip.eyedropperColor.css({left: '-1000px', top: '-1000px'});
}
if (this.eyedropperTip.isTipVisible) {
this.eyedropperTip.isTipVisible = false;
this.eyedropperTip.toolTip.hide();
}
},
onMouseMoveStart: function() {
var me = this;
me.screenTip.isHidden = true;
/** coauthoring begin **/
if (me.usertips.length>0) {
if (typeof me.userTooltip == 'object') {
me.userTooltip.hide();
me.userTooltip = true;
}
_.each(me.usertips, function(item) {
item.remove();
});
}
me.usertips = [];
me.usertipcount = 0;
/** coauthoring end **/
},
onMouseMoveEnd: function() {
var me = this;
if (me.screenTip.isHidden && me.screenTip.isVisible) {
me.screenTip.isVisible = false;
me.isTooltipHiding = true;
me.screenTip.toolTip.hide(function(){
me.isTooltipHiding = false;
if (me.mouseMoveData) me.onMouseMove(me.mouseMoveData);
me.mouseMoveData = null;
});
}
if (me.eyedropperTip.isHidden) {
me.hideEyedropper();
}
},
onMouseMove: function(moveData) {},
onCoAuthoringDisconnect: function() {
this.mode.isEdit = false;
},
SetDisabled: function(state, canProtect, fillFormMode) {
this._isDisabled = state;
this.documentHolder.SetDisabled(state, canProtect, fillFormMode);
this.disableEquationBar();
this.disableChartElementButton();
},
changePosition: function() {
var me = this,
cmpEl = me.documentHolder.cmpEl;
me._XY = [
Common.Utils.getOffset(cmpEl).left - $(window).scrollLeft(),
Common.Utils.getOffset(cmpEl).top - $(window).scrollTop()
];
me._Height = cmpEl.height();
me._Width = cmpEl.width();
me._BodyWidth = $('body').width();
me.onMouseMoveStart();
},
addComment: function(item, e, eOpt){
if (this.api && this.mode.canCoAuthoring && this.mode.canComments) {
this.documentHolder.suppressEditComplete = true;
var controller = PDFE.getController('Common.Controllers.Comments');
if (controller) {
controller.addDummyComment();
item && item.isFromBar && this.api.SetShowTextSelectPanel(false);
}
}
},
onCountPages: function(count) {
this.documentHolder && (this.documentHolder._pagesCount = count);
},
onDialogAddHyperlink: function() {},
onShowMathTrack: function() {},
onHideMathTrack: function() {},
onHideChartElementButton: function() {},
onHideTextBar: function() {},
disableEquationBar: function() {},
disableChartElementButton: function() {},
onHideAnnotBar: function() {},
onHideAnnotSelectBar: function() {},
editText: function() {
this.mode && !this.mode.isPDFEdit && Common.NotificationCenter.trigger('pdf:mode-apply', 'edit');
this.api && this.api.asc_EditPage();
},
clearSelection: function() {
this.onHideMathTrack();
this.onHideTextBar();
this.onHideAnnotBar();
this.onHideAnnotSelectBar();
this.onHideChartElementButton();
},
editComplete: function() {
this.documentHolder && this.documentHolder.fireEvent('editcomplete', this.documentHolder);
}
});
});