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cacti/include/js/jquery.zoom.js
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JavaScript

/*
+-------------------------------------------------------------------------+
| Copyright (C) 2004-2016 The Cacti Group |
| |
| 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 2 |
| 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. |
+-------------------------------------------------------------------------+
| Cacti: The Complete RRDTool-based Graphing Solution |
+-------------------------------------------------------------------------+
| This code is designed, written, and maintained by the Cacti Group. See |
| about.php and/or the AUTHORS file for specific developer information. |
+-------------------------------------------------------------------------+
| http://www.cacti.net/ |
+-------------------------------------------------------------------------+
*/
/* requirements:
jQuery 1.7.x or above
jQuery UI 1.8.x or above
jQuery cookie plugin
*/
(function($){
$.fn.zoom = function(options) {
/* +++++++++++++++++++++++ Global Variables +++++++++++++++++++++++++ */
// JS calculates in relation to the localization of the client - we have to take care of that, but only for 0.8.8
var clientTime = new Date();
var clientTimeOffset = clientTime.getTimezoneOffset()*60*(-1); //requires -1, because PHP return the opposite
var timeOffset = 0;
var activeElement = '';
// default values of the different options being offered
var defaults = {
inputfieldStartTime : '', // ID of the input field that contains the start date
inputfieldEndTime : '', // ID of the input field that contains the end date
submitButton : 'button_refresh_x', // ID of the submit button
cookieName : 'cacti_zoom', // default name required for session cookie
serverTimeOffset : 0 // JS calculates in relation to the localization of the browser :/ - only required for 0.8.8
};
// define global variables / objects here
var zoom = {
// "initiator" is the element that initiates Zoom
initiator: $(this),
// "image" means the image tag and its properties
image: { top:0, left:0, width:0, height:0 },
// "graph" stands for the rrdgraph itself excluding legend, graph title etc.
graph: { timespan:0, secondsPerPixel:0 },
// "box" describes the area in front of the graph within jQueryZoom will allow interaction
box: { top:0, left:0, right:0, width:0, height:0 },
// "markers" are selectors useable within the advanced mode
marker: { 1 : { placed:false }, 2 : { placed:false} },
// "custom" holds the local configuration done by the user
custom: {},
// "options" contains the start input parameters
options: $.extend(defaults, options),
// "attributes" holds all values that will describe the selected area
attr: { activeElement:'', start:'none', end:'none', action:'left2right', location: window.location.href.split("?") }
};
// support jQuery's concatenation
return this.each(function() { zoom_init( $(this) ); });
/* ++++++++++++++++++++ Universal Functions +++++++++++++++++++++++++ */
/**
* splits off the parameters of a given URL
**/
function getUrlVars(url) {
var parameters = [], name, value;
urlBaseAndParameters = url.split("?");
urlBase = urlBaseAndParameters[0];
urlParameters = urlBaseAndParameters[1].split("&");
parameters["urlBase"] = urlBase;
for(var i=0; i<urlParameters.length; i++) {
parameter = urlParameters[i].split("=");
parameters[parameter[0].replace(/^graph_/, "")] = $.isNumeric(parameter[1]) ? +parameter[1] : parameter[1];
}
return parameters;
}
/**
* transforms an object into a comma separated string of key-value pairs
**/
function serialize(object){
var str = "";
for(var key in object) { str += (key + '=' + object[key] + ','); }
return str.slice(0, -1);
}
/**
* transforms a comma separated string of key-values pairs into an object
* including a change of the value type from string to boolean or numeric if reasonable.
**/
function unserialize(string){
var obj = new Array();
pairs = string.split(',');
for(var i=0; i<pairs.length; i++) {
pair = pairs[i].split("=");
if(pair[1] == "true") {
pair[1] = true;
}else if(pair[1] == "false") {
pair[1] = false;
}else if($.isNumeric(pair[1])) {
pair[1] = +pair[1];
}
obj[pair[0]] = pair[1];
}
return obj;
}
/**
* converts a Unix time stamp to a formatted date string
**/
function unixTime2Date(unixTime){
var date = new Date(unixTime*1000+timeOffset);
var year = date.getFullYear();
var month = ((date.getMonth()+1) < 9 ) ? '0' + (date.getMonth()+1) : date.getMonth()+1;
var day = (date.getDate() > 9) ? date.getDate() : '0' + date.getDate();
var hours = (date.getHours() > 9) ? date.getHours() : '0' + date.getHours();
var minutes = (date.getMinutes() > 9) ? date.getMinutes() : '0' + date.getMinutes();
var seconds = (date.getSeconds() > 9) ? date.getSeconds() : '0' + date.getSeconds();
var formattedTime = year + '-' + month + '-' + day + ' ' + hours + ':' + minutes + ':' + seconds;
return formattedTime;
}
/* +++++++++++++++++++++++ Core Functions +++++++++++++++++++++++++++ */
/* init zoom */
function zoom_init(image) {
/* destroy every other active zoom sessions */
zoomElements_remove();
var $this = image;
$this.parent().disableSelection();
$this.off().mouseenter(
function(){
if($("#zoom-box").length != 0) {
if($("#zoom-box").offset().top == parseInt($this.offset().top) + parseInt($this.attr('graph_top')) && $("#zoom-box").offset().left == parseInt($this.offset().left) + parseInt($this.attr('graph_left'))) {
return;
}else {
zoomElements_remove();
}
}
zoomFunction_init($this);
}
);
}
function zoomFunction_init(image) {
var $this = image;
/* as long as Zoom is active reposition all elements once the window has been resized by the user */
$(window).off('resize').on('resize', function() { zoomElements_reposition( $this ); } );
/* load global settings cached in a cookie if available */
zoom.custom = $.cookie(zoom.options.cookieName) ? unserialize( $.cookie(zoom.options.cookieName) ) : {};
if(zoom.custom.zoomMode == undefined) zoom.custom.zoomMode = 'quick';
if(zoom.custom.zoomOutPositioning == undefined) zoom.custom.zoomOutPositioning = 'center';
if(zoom.custom.zoomOutFactor == undefined) zoom.custom.zoomOutFactor = '2';
if(zoom.custom.zoomMarkers == undefined) zoom.custom.zoomMarkers = true;
if(zoom.custom.zoomTimestamps == undefined) zoom.custom.zoomTimestamps = 'auto';
if(zoom.custom.zoom3rdMouseButton == undefined) zoom.custom.zoom3rdMouseButton = false;
$.cookie( zoom.options.cookieName, serialize(zoom.custom), {expires: 30} );
/* take care of different time zones server and client can make use of */
if(zoom.options.serverTimeOffset > clientTimeOffset ) {
timeOffset = (zoom.options.serverTimeOffset - clientTimeOffset)*1000;
}else {
timeOffset = (clientTimeOffset - zoom.options.serverTimeOffset)*1000*(-1);
}
/* fetch all attributes that rrdgraph provides */
zoom.image.top = parseInt($this.offset().top);
zoom.image.left = parseInt($this.offset().left);
zoom.image.width = parseInt($this.attr('image_width'));
zoom.image.height = parseInt($this.attr('image_height'));
zoom.graph.top = parseInt($this.attr('graph_top'));
zoom.graph.left = parseInt($this.attr('graph_left'));
zoom.graph.width = parseInt($this.attr('graph_width'));
zoom.graph.height = parseInt($this.attr('graph_height'));
zoom.graph.start = parseInt($this.attr('graph_start'));
zoom.graph.end = parseInt($this.attr('graph_end'));
zoom.graph.timespan = zoom.graph.end - zoom.graph.start;
zoom.graph.secondsPerPixel = zoom.graph.timespan/zoom.graph.width;
zoom.box.width = zoom.graph.width;
zoom.box.height = zoom.graph.height;
zoom.box.top = zoom.graph.top-1;
zoom.box.bottom = zoom.graph.top + zoom.box.height;
zoom.box.left = zoom.graph.left-1;
zoom.box.right = zoom.box.left + zoom.box.width;
// get all graph parameters and merge results with zoom.graph object
// $.extend(zoom.graph, getUrlVars( $this.attr("src") ));
// add all additional HTML elements to the DOM if necessary and register
// the individual events needed. Once added we will only reset
// and reposition these elements.
// add the container for all elements Zoom requires
if($("#zoom-container").length == 0) {
// Please note: IE does not fire hover or click behaviors on completely transparent elements.
// Use a background color and set opacity to 1% as a workaround.(see CSS file)
$("<div id='zoom-container'></div>").appendTo("body");
$("#zoom-container").css({ top:zoom.image.top+'px', left:zoom.image.left+'px', width:(zoom.image.width-1)+'px', height:(zoom.image.height-1)+'px' });
}
// add the "zoomBox"
if($("#zoom-box").length == 0) {
// Please note: IE does not fire hover or click behaviors on completely transparent elements.
// Use a background color and set opacity to 1% as a workaround.(see CSS file)
$("<div id='zoom-box'></div>").appendTo("#zoom-container");
}
// add the "zoomSelectedArea"
if($("#zoom-area").length == 0) {
$("<div id='zoom-area'></div>").appendTo("#zoom-container");
}
// add two markers for the advanced mode
if($("#zoom-marker-1").length == 0) {
$('<div id="zoom-excluded-area-1" class="zoom-area-excluded"></div>').appendTo("#zoom-container");
$('<div class="zoom-marker" id="zoom-marker-1"><div class="zoom-marker-arrow-down"></div><div class="zoom-marker-arrow-up"></div></div>').appendTo("#zoom-container");
$('<div id="zoom-marker-tooltip-1" class="zoom-marker-tooltip"><div id="zoom-marker-tooltip-1-arrow-left" class="zoom-marker-tooltip-arrow-left"><div id="zoom-marker-tooltip-1-arrow-left-inner" class="zoom-marker-tooltip-arrow-left-inner"></div></div><span id="zoom-marker-tooltip-value-1" class="zoom-marker-tooltip-value">-</span><div id="zoom-marker-tooltip-1-arrow-right" class="zoom-marker-tooltip-arrow-right"><div id="zoom-marker-tooltip-1-arrow-right-inner" class="zoom-marker-tooltip-arrow-right-inner"></div></div></div>').appendTo("#zoom-container");
}
if($("#zoom-marker-2").length == 0) {
$('<div id="zoom-excluded-area-2" class="zoom-area-excluded"></div>').appendTo("#zoom-container");
$('<div class="zoom-marker" id="zoom-marker-2"><div class="zoom-marker-arrow-down"></div><div class="zoom-marker-arrow-up"></div></div>').appendTo("#zoom-container");
$('<div id="zoom-marker-tooltip-2" class="zoom-marker-tooltip"><div id="zoom-marker-tooltip-2-arrow-left" class="zoom-marker-tooltip-arrow-left"><div id="zoom-marker-tooltip-1-arrow-left-inner" class="zoom-marker-tooltip-arrow-left-inner"></div></div><span id="zoom-marker-tooltip-value-2" class="zoom-marker-tooltip-value">-</span><div id="zoom-marker-tooltip-2-arrow-right" class="zoom-marker-tooltip-arrow-right"><div id="zoom-marker-tooltip-2-arrow-right-inner" class="zoom-marker-tooltip-arrow-right-inner"></div></div></div>').appendTo("#zoom-container");
}
zoom.marker[1].placed = false;
zoom.marker[2].placed = false;
// add the context (right click) menu
if($("#zoom-menu").length == 0) {
$('<div id="zoom-menu" class="zoom-menu">'
+ '<div class="first_li">'
+ '<div class="ui-icon ui-icon-zoomin zoomContextMenuAction__zoom_in"></div>'
+ '<span class="zoomContextMenuAction__zoom_in">Zoom In</span>'
+ '</div>'
+ '<div class="first_li">'
+ '<div class="ui-icon ui-icon-zoomout zoomContextMenuAction__zoom_out"></div>'
+ '<span class="zoomContextMenuAction__zoom_out">Zoom Out (2x)</span>'
+ '<div class="inner_li advanced_mode">'
+ '<span class="zoomContextMenuAction__zoom_out__2">2x</span>'
+ '<span class="zoomContextMenuAction__zoom_out__4">4x</span>'
+ '<span class="zoomContextMenuAction__zoom_out__8">8x</span>'
+ '<span class="zoomContextMenuAction__zoom_out__16">16x</span>'
+ '<span class="zoomContextMenuAction__zoom_out__32">32x</span>'
+ '</div>'
+ '</div>'
+ '<div class="sep_li"></div>'
+ '<div class="first_li">'
+ '<div class="ui-icon ui-icon-empty"></div><span>Zoom Mode</span>'
+ '<div class="inner_li">'
+ '<span class="zoomContextMenuAction__set_zoomMode__quick">Quick</span>'
+ '<span class="zoomContextMenuAction__set_zoomMode__advanced">Advanced</span>'
+ '</div>'
+ '</div>'
+ '<div class="first_li advanced_mode">'
+ '<div class="ui-icon ui-icon-wrench"></div><span>Settings</span>'
+ '<div class="inner_li">'
+ '<div class="sec_li" style="display:none;"><span>Markers</span>'
+ '<div class="inner_li advanced_mode">'
+ '<span class="zoomContextMenuAction__set_zoomMarkers__on">Enabled</span>'
+ '<span class="zoomContextMenuAction__set_zoomMarkers__off">Disabled</span>'
+ '</div>'
+ '</div>'
+ '<div class="sec_li"><span>Timestamps</span></span>'
+ '<div class="inner_li advanced_mode">'
+ '<span class="zoomContextMenuAction__set_zoomTimestamps__on">Always On</span>'
+ '<span class="zoomContextMenuAction__set_zoomTimestamps__auto">Auto</span>'
+ '<span class="zoomContextMenuAction__set_zoomTimestamps__off">Always Off</span>'
+ '</div>'
+ '</div>'
+ '<div class="sep_li"></div>'
+ '<div class="sec_li"><span>Zoom Out Factor</span>'
+ '<div class="inner_li advanced_mode">'
+ '<span class="zoomContextMenuAction__set_zoomOutFactor__2">2x</span>'
+ '<span class="zoomContextMenuAction__set_zoomOutFactor__4">4x</span>'
+ '<span class="zoomContextMenuAction__set_zoomOutFactor__8">8x</span>'
+ '<span class="zoomContextMenuAction__set_zoomOutFactor__16">16x</span>'
+ '<span class="zoomContextMenuAction__set_zoomOutFactor__32">32x</span>'
+ '</div>'
+ '</div>'
+ '<div class="sec_li"><span>Zoom Out Positioning</span>'
+ '<div class="inner_li advanced_mode">'
+ '<span class="zoomContextMenuAction__set_zoomOutPositioning__begin">Begin with</span>'
+ '<span class="zoomContextMenuAction__set_zoomOutPositioning__center">Center</span>'
+ '<span class="zoomContextMenuAction__set_zoomOutPositioning__end">End with</span>'
+ '</div>'
+ '</div>'
+ '<div class="sec_li"><span>3rd Mouse Button</span>'
+ '<div class="inner_li advanced_mode">'
+ '<span class="zoomContextMenuAction__set_zoom3rdMouseButton__zoom_in">Zoom in</span>'
+ '<span class="zoomContextMenuAction__set_zoom3rdMouseButton__zoom_out">Zoom out</span>'
+ '<span class="zoomContextMenuAction__set_zoom3rdMouseButton__off">Disabled</span>'
+ '</div>'
+ '</div>'
+ '</div>'
+ '</div>'
+ '<div class="sep_li"></div>'
+ '<div class="first_li">'
+ '<div class="ui-icon ui-icon-close zoomContextMenuAction__close"></div><span class="zoomContextMenuAction__close">Close</span>'
+ '</div>').appendTo("#zoom-container");
}
zoomElements_reset()
zoomContextMenu_init();
zoomAction_init(image);
}
/**
* reposition all elements of Zoom
**/
function zoomElements_reposition( image ) {
var $this = image;
zoom.image.top = parseInt($this.offset().top);
zoom.image.left = parseInt($this.offset().left);
$("#zoom-container").css({ top:zoom.image.top+'px', left:zoom.image.left+'px' });
}
/**
* resets and destroys all elements of Zoom
**/
function zoomElements_remove() {
zoomElements_reset();
$("#zoom-container").find('*').off();
$("#zoom-container").remove();
}
/**
* resets all elements of Zoom
**/
function zoomElements_reset() {
zoom.attr.start = 'none';
zoom.marker = { 1 : { placed:false }, 2 : { placed:false} };
$('#zoom-container > div[id^="zoom-"]').not('#zoom-menu').each( function () {
$(this).removeAttr('style');
});
$("#zoom-container").off();
$("#zoom-container").bind('contextmenu', function(e) { zoomContextMenu_show(e); return false;} );
$("#zoom-box").off();
$("#zoom-box").css({ cursor:'crosshair', width:zoom.box.width + 'px', height:zoom.box.height + 'px', top:zoom.box.top+'px', left:zoom.box.left+'px' });
$("#zoom-box").bind('contextmenu', function(e) { zoomContextMenu_show(e); return false;} );
$("#zoom-area").off().css({ top:zoom.box.top+'px', height:zoom.box.height+'px' });
$(".zoom-area-excluded").off();
$(".zoom-area-excluded").bind('contextmenu', function(e) { zoomContextMenu_show(e); return false;} );
$(".zoom-area-excluded").bind('click', function(e) { zoomContextMenu_hide(); return false;} );
$(".zoom-marker-arrow-up").css({ top:(zoom.box.height-6) + 'px' });
$(".zoom-marker-tooltip-value").disableSelection();
}
/*
* registers all the different mouse click event handler
*/
function zoomAction_init(image) {
if(zoom.custom.zoomMode == 'quick') {
$("#zoom-area").resizable({ containment: "#zoom-box", handles: "e, w" });
$("#zoom-box").off("mousedown").on("mousedown", function(e) {
switch(e.which) {
/* clicking the left mouse button will initiates a zoom-in */
case 1:
zoomContextMenu_hide();
// reset the zoom area
zoom.attr.start = e.pageX;
$("#zoom-box").css({ cursor:'e-resize' });
$("#zoom-area").css({ width:'0px', left: zoom.attr.start-zoom.image.left+'px', display:'block' });
break;
}
});
/* register the mouse up event */
$("#zoom-box").off("mouseup").on("mouseup", function(e) {
switch(e.which) {
/* leaving the left mouse button will execute a zoom in */
case 1:
if(zoom.attr.start != 'none') {
zoomAction_zoom_in();
}
break;
}
});
/* register the mouse up event */
$("#zoom-area").off("mouseup").on("mouseup", function(e) {
switch(e.which) {
/* leaving the left mouse button will execute a zoom in */
case 1:
if(zoom.attr.start != 'none') {
zoomAction_zoom_in();
}
break;
}
});
/* stretch the zoom area in that direction the user moved the mouse pointer */
$("#zoom-box").mousemove( function(e) {
zoomAction_draw(e);
} );
/* stretch the zoom area in that direction the user moved the mouse pointer.
That is required to get it working faultlessly with Opera, IE and Chrome */
$("#zoom-area").mousemove( function(e) {
zoomAction_draw(e);
} );
/* moving the mouse pointer quickly will avoid that the mousemove event has enough time to actualize the zoom area */
$("#zoom-box").mouseout( function(e) {
zoomAction_draw(e);
} );
}else{
/* welcome to the advanced mode ;) */
$("#zoom-box").off("mousedown").on("mousedown", function(e) {
switch(e.which) {
case 1:
/* hide context menu if open */
zoomContextMenu_hide();
/* find out which marker has to be added */
if(zoom.marker[1].placed && zoom.marker[2].placed) {
zoomAction_zoom_in();
return;
}else {
var marker = zoom.marker[1].placed ? 2 : 1;
var secondmarker = (marker == 1) ? 2 : 1;
}
/* select marker */
var $this = $("#zoom-marker-" + marker);
/* place the marker and make it visible */
var pos_relative_left = e.pageX-zoom.image.left;
var pos_relative_top = e.pageY-zoom.image.top;
$this.css({ height:zoom.box.height+'px', top:zoom.box.top+'px', left:pos_relative_left+'px', display:'block' });
zoom.marker[marker].placed = true;
zoom.marker[marker].left = pos_relative_left;
/* place the marker's tooltip, update its value and make it visible if necessary (Setting: "Always On") */
zoom.marker[marker].unixtime = parseInt(parseInt(zoom.graph.start) + (pos_relative_left - zoom.box.left)*zoom.graph.secondsPerPixel);
$("#zoom-marker-tooltip-value-" + marker).html(
unixTime2Date(zoom.marker[marker].unixtime).replace(" ", "<br>")
);
zoom.marker[marker].width = $("#zoom-marker-tooltip-" + marker).width();
zoom.marker[marker].height = $("#zoom-marker-tooltip-" + marker).height();
$("#zoom-marker-tooltip-" + marker).css({
width: zoom.marker[marker].width +'px',
top: ( (marker == 1) ? zoom.box.top+3 : zoom.box.bottom-zoom.marker[marker].height-3 )+'px',
left:( (marker == 1) ? pos_relative_left - zoom.marker[marker].width : pos_relative_left )+'px'}
);
if(zoom.custom.zoomTimestamps === true) {
$("#zoom-marker-tooltip-" + marker).fadeIn(500);
}
if(e.pageX == $("#zoom-marker-tooltip-" + marker).position().left) {
$("#zoom-marker-tooltip-" + marker + "-arrow-right").css({ visibility:'hidden'});
}else {
$("#zoom-marker-tooltip-" + marker + "-arrow-left").css({ visibility:'hidden'});
}
/* make the excluded areas visible directly in that moment both markers are set */
if(zoom.marker[1].placed && zoom.marker[2].placed) {
zoom.marker.distance = zoom.marker[1].left - zoom.marker[2].left;
$("#zoom-excluded-area-1").css({
position:'absolute',
height:zoom.box.height+'px',
top:zoom.box.top+'px',
left: (zoom.marker.distance > 0) ? zoom.marker[1].left : zoom.box.left,
width: (zoom.marker.distance > 0) ? zoom.box.right - zoom.marker[1].left : zoom.marker[1].left - zoom.box.left,
display:'block'
});
$("#zoom-excluded-area-2").css({
position:'absolute',
height:zoom.box.height+'px',
top:zoom.box.top+'px',
left: (zoom.marker.distance < 0) ? zoom.marker[2].left : zoom.box.left,
width: (zoom.marker.distance < 0) ? zoom.box.right - zoom.marker[2].left : zoom.marker[2].left - zoom.box.left,
display:'block'
});
/* reposition both tooltips */
$("#zoom-marker-tooltip-1").css({ left: $("#zoom-marker-1").position().left - ( (zoom.marker.distance > 0) ? 0 : $("#zoom-marker-tooltip-1").width() ) + 'px' });
$("#zoom-marker-tooltip-1-arrow-left").css({ visibility: (($("#zoom-marker-tooltip-1").position().left < $("#zoom-marker-1").position().left ) ? 'hidden' : 'visible') });
$("#zoom-marker-tooltip-1-arrow-right").css({ visibility: (($("#zoom-marker-tooltip-1").position().left < $("#zoom-marker-1").position().left ) ? 'visible' : 'hidden') });
$("#zoom-marker-tooltip-2").css({ left: $("#zoom-marker-2").position().left - ( (zoom.marker.distance < 0) ? 0 : $("#zoom-marker-tooltip-2").width() ) + 'px' });
$("#zoom-marker-tooltip-2-arrow-left").css({ visibility: (($("#zoom-marker-tooltip-2").position().left < $("#zoom-marker-2").position().left ) ? 'hidden' : 'visible') });
$("#zoom-marker-tooltip-2-arrow-right").css({ visibility: (($("#zoom-marker-tooltip-2").position().left < $("#zoom-marker-2").position().left ) ? 'visible' : 'hidden') });
/* change cursor */
$("#zoom-box").css({cursor: 'pointer'});
}
/* make the marker draggable */
$this.draggable({
containment: "#zoom-box",
axis: "x",
scroll: false,
start:
function(event, ui) {
if(zoom.custom.zoomTimestamps == "auto") {
$(".zoom-marker-tooltip").fadeIn(500);
}
},
drag:
function(event, ui) {
if(ui.position["left"] < zoom.box.left) {
zoom.marker[marker].left = zoom.box.left;
}else if(ui.position["left"] > zoom.box.right) {
zoom.marker[marker].left = zoom.box.right;
}else {
zoom.marker[marker].left = ui.position["left"];
}
/* update the timestamp shown in tooltip */
zoom.marker[marker].unixtime = parseInt(parseInt(zoom.graph.start) + (zoom.marker[marker].left - zoom.box.left)*zoom.graph.secondsPerPixel);
$("#zoom-marker-tooltip-value-" + marker).html(
unixTime2Date(zoom.marker[marker].unixtime).replace(" ", "<br>")
);
zoom.marker[marker].width = $("#zoom-marker-tooltip-" + marker).width();
/* update the execludedArea if both markers have been placed */
if(zoom.marker[1].placed && zoom.marker[2].placed) {
zoom.marker.distance = zoom.marker[marker].left - zoom.marker[secondmarker].left;
if( zoom.marker.distance > 0 ) {
zoom.marker[marker].excludeArea = 'right';
zoom.marker[secondmarker].excludeArea = 'left';
}else {
zoom.marker[marker].excludeArea = 'left';
zoom.marker[secondmarker].excludeArea = 'right';
}
/* in that case we have to update the tooltip of both marker */
$("#zoom-excluded-area-" + marker).css({ left: (zoom.marker.distance > 0) ? zoom.marker[marker].left : zoom.box.left, width: (zoom.marker.distance > 0) ? zoom.box.right - zoom.marker[marker].left : zoom.marker[marker].left - zoom.box.left});
$("#zoom-marker-tooltip-" + marker).css({ left: zoom.marker[marker].left + ( (zoom.marker[marker].excludeArea == 'right') ? (0) : (-zoom.marker[marker].width) ) });
$("#zoom-marker-tooltip-" + marker + "-arrow-left").css({ visibility: ( zoom.marker[marker].excludeArea == 'left' ? 'hidden' : 'visible') });
$("#zoom-marker-tooltip-" + marker + "-arrow-right").css({ visibility: ( zoom.marker[marker].excludeArea == 'left' ? 'visible' : 'hidden') });
$("#zoom-excluded-area-" + secondmarker).css({ left: (zoom.marker.distance > 0) ? zoom.box.left : zoom.marker[secondmarker].left, width: (zoom.marker.distance > 0) ? zoom.marker[secondmarker].left - zoom.box.left : zoom.box.right - zoom.marker[secondmarker].left});
$("#zoom-marker-tooltip-" + secondmarker ).css({ left: zoom.marker[secondmarker].left + ( (zoom.marker[secondmarker].excludeArea == 'right') ? (0) : (-zoom.marker[secondmarker].width) ) });
$("#zoom-marker-tooltip-" + secondmarker + "-arrow-left").css({ visibility: ( zoom.marker[secondmarker].excludeArea == 'left' ? 'hidden' : 'visible') });
$("#zoom-marker-tooltip-" + secondmarker + "-arrow-right").css({ visibility: ( zoom.marker[secondmarker].excludeArea == 'left' ? 'visible' : 'hidden') });
}else {
/* let the tooltip follow its marker */
$("#zoom-marker-tooltip-" + marker).css({ left: zoom.marker[marker].left -zoom.marker[marker].width });
}
},
stop:
function(event,ui) {
/* hide all tooltip if we are in auto mode */
if(zoom.custom.zoomTimestamps == "auto") {
$(".zoom-marker-tooltip").fadeOut(1000);
}
}
});
break;
case 2:
if(zoom.custom.zoom3rdMouseButton != false) {
/* hide context menu if open */
zoomContextMenu_hide();
if(zoom.custom.zoom3rdMouseButton == "zoom_in") {
zoomAction_zoom_in();
}else {
zoomAction_zoom_out( zoom.custom.zoomOutFactor );
}
}
break;
}
return false;
});
}
}
/*
* executes a dynamic zoom in
*/
function zoomAction_zoom_in(){
/* hide context menu if open */
zoomContextMenu_hide();
if(zoom.custom.zoomMode == 'quick') {
var newGraphStartTime = (zoom.attr.action == 'left2right') ? parseInt(parseInt(zoom.graph.start) + (zoom.attr.start -zoom.image.left -zoom.box.left)*zoom.graph.secondsPerPixel)
: parseInt(parseInt(zoom.graph.start) + (zoom.attr.end -zoom.image.left -zoom.box.left)*zoom.graph.secondsPerPixel);
var newGraphEndTime = (zoom.attr.action == 'left2right') ? parseInt(newGraphStartTime + (zoom.attr.end-zoom.attr.start)*zoom.graph.secondsPerPixel)
: parseInt(newGraphStartTime + (zoom.attr.start-zoom.attr.end)*zoom.graph.secondsPerPixel);
/* If the user only clicked on a graph then equal end and start date to ensure that we do not propergate NaNs */
if(isNaN(newGraphStartTime) & isNaN(newGraphEndTime)) {
return;
}else if(isNaN(newGraphStartTime) & !isNaN(newGraphEndTime)) {
newGraphStartTime = newGraphEndTime;
}else if(!isNaN(newGraphStartTime) & isNaN(newGraphEndTime)){
newGraphEndTime = newGraphStartTime;
}
}else {
/* advanced mode has other requirements */
/* first of, do nothing if not both marker have been positioned */
if(!zoom.marker[1].placed | !zoom.marker[2].placed) {
alert("NOTE: In advanced mode both markers have to be positioned first to define the period of time you want to zoom in.");
return;
}else {
var newGraphStartTime = zoom.marker[((zoom.marker[1].unixtime > zoom.marker[2].unixtime)? 2 : 1 )].unixtime;
var newGraphEndTime = zoom.marker[((zoom.marker[1].unixtime > zoom.marker[2].unixtime)? 1 : 2 )].unixtime;
}
}
if(zoom.options.inputfieldStartTime != '' & zoom.options.inputfieldEndTime != ''){
/* execute zoom within "tree view" or the "preview view" */
$('#' + zoom.options.inputfieldStartTime).val(unixTime2Date(newGraphStartTime));
$('#' + zoom.options.inputfieldEndTime).val(unixTime2Date(newGraphEndTime));
zoomElements_remove();
$("input[name='" + zoom.options.submitButton + "']").trigger('click');
return false;
}else {
/* graph view is already in zoom status */
open(zoom.attr.location[0] + "?action=" + zoom.graph.action + "&local_graph_id=" + zoom.graph.local_graph_id + "&rra_id=" + zoom.graph.rra_id + "&view_type=" + zoom.graph.view_type + "&graph_start=" + newGraphStartTime + "&graph_end=" + newGraphEndTime + "&graph_height=" + zoom.graph.height + "&graph_width=" + zoom.graph.width + "&title_font_size=" + zoom.graph.title_font_size, "_self");
}
}
/*
* executes a static zoom out (as right click event)
*/
function zoomAction_zoom_out(multiplier){
multiplier--;
/* avoid that we can not zoom out anymore if start and end date will be equal */
if(zoom.graph.timespan == 0) {
zoom.graph.timespan = 1;
}
if(zoom.custom.zoomMode == 'quick' || !zoom.marker[1].placed || !zoom.marker[2].placed ) {
if(zoom.custom.zoomOutPositioning == 'begin') {
var newGraphStartTime = parseInt(zoom.graph.start);
var newGraphEndTime = parseInt(parseInt(zoom.graph.end) + (multiplier * zoom.graph.timespan));
}else if(zoom.custom.zoomOutPositioning == 'end') {
var newGraphStartTime = parseInt(parseInt(zoom.graph.start) - (multiplier * zoom.graph.timespan));
var newGraphEndTime = parseInt(zoom.graph.end);
}else {
// define the new start and end time, so that the selected area will be centered per default
var newGraphStartTime = parseInt(parseInt(zoom.graph.start) - (0.5 * multiplier * zoom.graph.timespan));
var newGraphEndTime = parseInt(parseInt(zoom.graph.end) + (0.5 * multiplier * zoom.graph.timespan));
}
}else {
var newGraphStartTime = zoom.marker[((zoom.marker[1].unixtime > zoom.marker[2].unixtime)? 2 : 1 )].unixtime;
var newGraphEndTime = zoom.marker[((zoom.marker[1].unixtime > zoom.marker[2].unixtime)? 1 : 2 )].unixtime;
var selectedTimeSpan = newGraphEndTime - newGraphStartTime;
if(zoom.custom.zoomOutPositioning == 'begin') {
newGraphEndTime = newGraphEndTime + multiplier * selectedTimeSpan;
}else if(zoom.custom.zoomOutPositioning == 'end') {
newGraphStartTime = newGraphStartTime - multiplier * selectedTimeSpan;
}else {
newGraphStartTime = parseInt(newGraphStartTime - 0.5 * multiplier * selectedTimeSpan);
newGraphEndTime = parseInt(newGraphEndTime + 0.5 * multiplier * selectedTimeSpan);
}
}
if(zoom.options.inputfieldStartTime != '' & zoom.options.inputfieldEndTime != ''){
$('#' + zoom.options.inputfieldStartTime).val(unixTime2Date(newGraphStartTime));
$('#' + zoom.options.inputfieldEndTime).val(unixTime2Date(newGraphEndTime));
zoomElements_remove();
/* submit form data and restart */
$("input[name='" + zoom.options.submitButton + "']").trigger('click');
return false;
}else {
open(zoom.attr.location[0] + "?action=" + zoom.graph.action + "&local_graph_id=" + zoom.graph.local_graph_id + "&rra_id=" + zoom.graph.rra_id + "&view_type=" + zoom.graph.view_type + "&graph_start=" + newGraphStartTime + "&graph_end=" + newGraphEndTime + "&graph_height=" + zoom.graph.height + "&graph_width=" + zoom.graph.width + "&title_font_size=" + zoom.graph.title_font_size, "_self");
}
}
/*
* updates the css parameters of the zoom area to reflect user's interaction
*/
function zoomAction_draw(event) {
if(zoom.attr.start == 'none') { return; }
/* mouse has been moved from right to left */
if((event.pageX-zoom.attr.start)<0) {
zoom.attr.action = 'right2left';
zoom.attr.end = (event.pageX < zoom.image.left+zoom.box.left) ? zoom.image.left+zoom.box.left : event.pageX;
$("#zoom-area").css({ left:zoom.attr.end-zoom.image.left+'px', width:Math.abs(zoom.attr.start-zoom.attr.end-1)+'px' });
/* mouse has been moved from left to right*/
}else {
zoom.attr.action = 'left2right';
zoom.attr.end = (event.pageX > zoom.image.left+zoom.box.right) ? zoom.image.left+zoom.box.right : event.pageX;
$("#zoom-area").css({ left:zoom.attr.start-zoom.image.left+'px', width:Math.abs(zoom.attr.end-zoom.attr.start-1)+'px' });
}
}
/**
*
* @access public
* @return void
**/
function zoomContextMenu_init(){
/* sync menu with cookie parameters */
$(".zoomContextMenuAction__set_zoomMode__" + zoom.custom.zoomMode).addClass("zoom-menu-highlight");
$(".zoomContextMenuAction__set_zoomMarkers__" + ((zoom.custom.zoomMarkers === true) ? "on" : "off") ).addClass("zoom-menu-highlight");
$(".zoomContextMenuAction__set_zoomTimestamps__" + ((zoom.custom.zoomTimestamps == 'auto') ? "auto" : ((zoom.custom.zoomTimestamps) ? "on" : "off" ))).addClass("zoom-menu-highlight");
$(".zoomContextMenuAction__set_zoomOutFactor__" + zoom.custom.zoomOutFactor).addClass("zoom-menu-highlight");
$(".zoomContextMenuAction__set_zoomOutPositioning__" + zoom.custom.zoomOutPositioning).addClass("zoom-menu-highlight");
$(".zoomContextMenuAction__set_zoom3rdMouseButton__" + ((zoom.custom.zoom3rdMouseButton === false) ? "off" : zoom.custom.zoom3rdMouseButton) ).addClass("zoom-menu-highlight");
if(zoom.custom.zoomMode == "quick") {
$("#zoom-menu > .advanced_mode").hide();
}else {
$(".zoomContextMenuAction__zoom_out").text("Zoom Out (" + zoom.custom.zoomOutFactor + "x)");
}
/* init click on events */
$('[class*=zoomContextMenuAction__]').off().on('click', function() {
var zoomContextMenuAction = false;
var zoomContextMenuActionValue = false;
var classList = $.trim($(this).attr('class')).split(/\s+/);
$.each( classList, function(index, item){
if( item.search("zoomContextMenuAction__") != -1) {
zoomContextMenuActionList = item.replace("zoomContextMenuAction__", "").split("__");
zoomContextMenuAction = zoomContextMenuActionList[0];
if(zoomContextMenuActionList[1] == 'undefined' || zoomContextMenuActionList[1] == 'off') {
zoomContextMenuActionValue = false;
}else if(zoomContextMenuActionList[1] == 'on') {
zoomContextMenuActionValue = true;
}else {
zoomContextMenuActionValue = zoomContextMenuActionList[1];
}
return( false );
}
});
if( zoomContextMenuAction ) {
if( zoomContextMenuAction.substring(0,8) == "set_zoom") {
zoomContextMenuAction_set( zoomContextMenuAction.replace("set_zoom", "").toLowerCase(), zoomContextMenuActionValue);
}else {
zoomContextMenuAction_do( zoomContextMenuAction, zoomContextMenuActionValue);
}
}
});
/* init hover events */
$(".first_li , .sec_li, .inner_li span").hover(
function () {
$(this).addClass('zoom-menu-hover');
if ( $(this).children().size() >0 )
if(zoom.custom.zoomMode == "quick") {
$(this).children('.inner_li:not(.advanced_mode)').show();
}else {
$(this).children('.inner_li').show();
}
},
function () {
$(this).removeClass('zoom-menu-hover');
$(this).children('.inner_li').hide();
}
);
};
/**
*
* @access public
* @return void
**/
function zoomContextMenuAction_set(object, value){
switch(object) {
case "mode":
if( zoom.custom.zoomMode != value) {
zoom.custom.zoomMode = value;
$('[class*=zoomContextMenuAction__set_zoomMode__]').toggleClass("zoom-menu-highlight");
if(value == "quick") {
// reset menu
$("#zoom-menu > .advanced_mode").hide();
$(".zoomContextMenuAction__zoom_out").text("Zoom Out (2x)");
zoom.custom.zoomMode = 'quick';
$.cookie( zoom.options.cookieName, serialize(zoom.custom));
}else {
// switch to advanced mode
$("#zoom-menu > .advanced_mode").show();
$(".zoomContextMenuAction__zoom_out").text("Zoom Out (" + + zoom.custom.zoomOutFactor + "x)");
zoom.custom.zoomMode = 'advanced';
$.cookie( zoom.options.cookieName, serialize(zoom.custom));
}
zoomElements_reset();
zoomAction_init(zoom.initiator);
}
break;
case "markers":
if( zoom.custom.zoomMarkers != value) {
zoom.custom.zoomMarkers = value;
$.cookie( zoom.options.cookieName, serialize(zoom.custom));
$('[class*=zoomContextMenuAction__set_zoomMarkers__]').toggleClass('zoom-menu-highlight');
}
break;
case "timestamps":
if( zoom.custom.zoomTimestamps != value) {
zoom.custom.zoomTimestamps = value;
$.cookie( zoom.options.cookieName, serialize(zoom.custom));
$('[class*=zoomContextMenuAction__set_zoomTimestamps__]').removeClass('zoom-menu-highlight');
$('.zoomContextMenuAction__set_zoomTimestamps__' + ((zoom.custom.zoomTimestamps == 'auto') ? "auto" : ((zoom.custom.zoomTimestamps) ? "on" : "off" ))).addClass('zoom-menu-highlight');
/* make them visible only for mode "Always On" */
if(zoom.custom.zoomTimestamps === true) {
$('.zoom-marker-tooltip').fadeIn(500);
}else {
$('.zoom-marker-tooltip').fadeOut(500);
}
}
break;
case "outfactor":
if( zoom.custom.zoomOutFactor != value) {
zoom.custom.zoomOutFactor = value;
$.cookie( zoom.options.cookieName, serialize(zoom.custom));
$('[class*=zoomContextMenuAction__set_zoomOutFactor__]').removeClass('zoom-menu-highlight');
$('.zoomContextMenuAction__set_zoomOutFactor__' + value).addClass('zoom-menu-highlight');
$('.zoomContextMenuAction__zoom_out').text('Zoom Out (' + value + 'x)');
}
break;
case "outpositioning":
if( zoom.custom.zoomOutPositioning != value) {
zoom.custom.zoomOutPositioning = value;
$.cookie( zoom.options.cookieName, serialize(zoom.custom));
$('[class*=zoomContextMenuAction__set_zoomOutPositioning__]').removeClass('zoom-menu-highlight');
$('.zoomContextMenuAction__set_zoomOutPositioning__' + value).addClass('zoom-menu-highlight');
}
break;
case "3rdmousebutton":
if( zoom.custom.zoom3rdMouseButton != value) {
zoom.custom.zoom3rdMouseButton = value;
$.cookie( zoom.options.cookieName, serialize(zoom.custom));
$('[class*=zoomContextMenuAction__set_zoom3rdMouseButton__]').removeClass('zoom-menu-highlight');
$('.zoomContextMenuAction__set_zoom3rdMouseButton__' + ((value === false) ? "off" : value)).addClass('zoom-menu-highlight');
}
break;
}
}
function zoomContextMenuAction_do(action, value){
switch(action) {
case "close":
zoomContextMenu_hide();
break;
case "zoom_out":
if(value == undefined) {
value = (zoom.custom.zoomMode != "quick") ? zoom.custom.zoomOutFactor : 2;
}
zoomAction_zoom_out(value);
break;
case "zoom_in":
zoomAction_zoom_in();
break;
}
}
function zoomContextMenu_show(e){
var menu_y_pos = e.pageY;
var menu_y_offset = 5;
var menu_x_pos = e.pageX;
var menu_x_offset = 5;
var window_size_x_1 = $(document).scrollLeft();
var window_size_x_2 = $(window).width() + $(document).scrollLeft();
var window_size_y_1 = $(document).scrollTop();
var window_size_y_2 = $(window).height() + $(document).scrollTop();
var menu_height = $(".zoom-menu").outerHeight();
var menu_width = $(".zoom-menu").outerWidth();
var menu_width_level_1 = Math.abs($(".zoom-menu .first_li span").outerWidth());
var menu_width_level_2 = Math.abs($(".zoom-menu .sec_li span").outerWidth());
var menu_height_level_1 = Math.abs($(".zoom-menu .first_li span").outerHeight());
var menu_height_level_2 = Math.abs($(".zoom-menu .sec_li span").outerHeight());
/* let the menu occur on the right per default if possible, otherwise move it to the left: */
if (( menu_x_pos + menu_x_offset + menu_width) > window_size_x_2 ) {
menu_x_offset += (-1*menu_width);
$(".zoom-menu .inner_li").css({ 'margin-left': -menu_width_level_1 });
}else {
if(( menu_x_pos + menu_x_offset + menu_width + menu_width_level_1 + menu_width_level_2 ) > window_size_x_2) {
$(".zoom-menu .inner_li").css({ 'margin-left': -menu_width_level_1 });
}else {
$(".zoom-menu .inner_li").css({ 'margin-left': menu_width_level_1 });
}
}
if (( menu_y_pos + menu_y_offset + menu_height ) > window_size_y_2 ) {
menu_y_offset += (-1*menu_height);
}
$("#zoom-menu").css({ left: menu_x_pos+menu_x_offset-zoom.image.left, top: menu_y_pos+menu_y_offset-zoom.image.top, zIndex: '101' }).show();
};
function zoomContextMenu_hide(){
$('#zoom-menu').hide();
}
};
})(jQuery);