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Beautifully crafted timelines that are easy and intuitive to use. http://timeline.knightlab.com/
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TimelineJS/source/js/VMM.Timeline.TimeNav.js

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/* TimeNav
This class handles the bottom timeline navigation.
It requires the VMM.Util class and VMM.Date class
================================================== */
if(typeof VMM.Timeline != 'undefined' && typeof VMM.Timeline.TimeNav == 'undefined') {
VMM.Timeline.TimeNav = function(parent, content_width, content_height) {
trace("VMM.Timeline.TimeNav");
var $timenav, $content, $time, $timeintervalminor, $timeinterval, $timeintervalmajor, $timebackground,
$timeintervalbackground, $timenavline, $timenavindicator, $timeintervalminor_minor, $toolbar, $zoomin, $zoomout, $dragslide,
config = VMM.Timeline.Config,
row_height,
events = {},
timespan = {},
layout = parent,
data = [],
era_markers = [],
markers = [],
interval_array = [],
interval_major_array = [],
tags = [],
current_marker = 0,
_active = false,
eras,
content,
timeouts = {
interval_position: ""
},
timenav_pos = {
left: "",
visible: {
left: "",
right: ""
}
},
timelookup = {
day: 24,
month: 12,
year: 10,
hour: 60,
minute: 60,
second: 1000,
decade: 10,
century: 100,
millenium: 1000,
age: 1000000,
epoch: 10000000,
era: 100000000,
eon: 500000000,
week: 4.34812141,
days_in_month: 30.4368499,
days_in_week: 7,
weeks_in_month: 4.34812141,
weeks_in_year: 52.177457,
days_in_year: 365.242199,
hours_in_day: 24
},
dateFractionBrowser = {
day: 86400000,
week: 7,
month: 30.4166666667,
year: 12,
hour: 24,
minute: 1440,
second: 86400,
decade: 10,
century: 100,
millenium: 1000,
age: 1000000,
epoch: 10000000,
era: 100000000,
eon: 500000000
},
interval = {
type: "year",
number: 10,
first: 1970,
last: 2011,
multiplier: 100,
classname: "_idd",
interval_type: "interval"
},
interval_major = {
type: "year",
number: 10,
first: 1970,
last: 2011,
multiplier: 100,
classname: "major",
interval_type: "interval major"
},
interval_macro = {
type: "year",
number: 10,
first: 1970,
last: 2011,
multiplier: 100,
classname: "_dd_minor",
interval_type: "interval minor"
},
interval_calc = {
day: {},
month: {},
year: {},
hour: {},
minute: {},
second: {},
decade: {},
century: {},
millenium: {},
week: {},
age: {},
epoch: {},
era: {},
eon: {}
};
/* ADD to Config
================================================== */
row_height = config.nav.marker.height/2;
config.nav.rows = {
full: [1, row_height*2, row_height*4],
half: [1, row_height, row_height*2, row_height*3, row_height*4, row_height*5],
current: []
}
if (content_width != null && content_width != "") {
config.nav.width = content_width;
}
if (content_height != null && content_height != "") {
config.nav.height = content_height;
}
/* INIT
================================================== */
this.init = function(d,e) {
trace('VMM.Timeline.TimeNav init');
// need to evaluate d
// some function to determine type of data and prepare it
if(typeof d != 'undefined') {
this.setData(d, e);
} else {
trace("WAITING ON DATA");
}
};
/* GETTERS AND SETTERS
================================================== */
this.setData = function(d,e) {
if(typeof d != 'undefined') {
data = {};
data = d;
eras = e;
build();
} else{
trace("NO DATA");
}
};
this.setSize = function(w, h) {
if (w != null) {config.width = w};
if (h != null) {config.height = h};
if (_active) {
reSize();
}
}
this.setMarker = function(n, ease, duration, fast) {
goToMarker(n, ease, duration);
}
this.getCurrentNumber = function() {
return current_marker;
}
/* ON EVENT
================================================== */
function onConfigSet() {
trace("onConfigSet");
};
function reSize(firstrun) {
config.nav.constraint.left = (config.width/2);
config.nav.constraint.right = config.nav.constraint.right_min - (config.width/2);
$dragslide.updateConstraint(config.nav.constraint);
VMM.Lib.css($timenavline, "left", Math.round(config.width/2)+2);
VMM.Lib.css($timenavindicator, "left", Math.round(config.width/2)-8);
goToMarker(config.current_slide, config.ease, config.duration, true, firstrun);
};
function upDate() {
VMM.fireEvent(layout, "UPDATE");
}
function onZoomIn() {
$dragslide.cancelSlide();
if (config.nav.multiplier.current > config.nav.multiplier.min) {
if (config.nav.multiplier.current <= 1) {
config.nav.multiplier.current = config.nav.multiplier.current - .25;
} else {
if (config.nav.multiplier.current > 5) {
if (config.nav.multiplier.current > 16) {
config.nav.multiplier.current = Math.round(config.nav.multiplier.current - 10);
} else {
config.nav.multiplier.current = Math.round(config.nav.multiplier.current - 4);
}
} else {
config.nav.multiplier.current = Math.round(config.nav.multiplier.current - 1);
}
}
if (config.nav.multiplier.current <= 0) {
config.nav.multiplier.current = config.nav.multiplier.min;
}
refreshTimeline();
}
}
function onZoomOut() {
$dragslide.cancelSlide();
if (config.nav.multiplier.current < config.nav.multiplier.max) {
if (config.nav.multiplier.current > 4) {
if (config.nav.multiplier.current > 16) {
config.nav.multiplier.current = Math.round(config.nav.multiplier.current + 10);
} else {
config.nav.multiplier.current = Math.round(config.nav.multiplier.current + 4);
}
} else {
config.nav.multiplier.current = Math.round(config.nav.multiplier.current + 1);
}
if (config.nav.multiplier.current >= config.nav.multiplier.max) {
config.nav.multiplier.current = config.nav.multiplier.max;
}
refreshTimeline();
}
}
function onBackHome(e) {
$dragslide.cancelSlide();
goToMarker(0);
upDate();
}
function onMouseScroll(e) {
var delta = 0,
scroll_to = 0;
if (!e) {
e = window.event;
}
if (e.originalEvent) {
e = e.originalEvent;
}
// Browsers unable to differntiate between up/down and left/right scrolling
/*
if (e.wheelDelta) {
delta = e.wheelDelta/6;
} else if (e.detail) {
delta = -e.detail*12;
}
*/
// Webkit and browsers able to differntiate between up/down and left/right scrolling
if (typeof e.wheelDeltaX != 'undefined' ) {
delta = e.wheelDeltaY/6;
if (Math.abs(e.wheelDeltaX) > Math.abs(e.wheelDeltaY)) {
delta = e.wheelDeltaX/6;
} else {
//delta = e.wheelDeltaY/6;
delta = 0;
}
}
if (delta) {
if (e.preventDefault) {
e.preventDefault();
}
e.returnValue = false;
}
// Stop from scrolling too far
scroll_to = VMM.Lib.position($timenav).left + delta;
if (scroll_to > config.nav.constraint.left) {
scroll_to = config.width/2;
} else if (scroll_to < config.nav.constraint.right) {
scroll_to = config.nav.constraint.right;
}
//VMM.Lib.stop($timenav);
//VMM.Lib.animate($timenav, config.duration/2, "linear", {"left": scroll_to});
VMM.Lib.css($timenav, "left", scroll_to);
}
function refreshTimeline() {
trace("config.nav.multiplier " + config.nav.multiplier.current);
positionMarkers(true);
positionEras(true);
positionInterval($timeinterval, interval_array, true, true);
positionInterval($timeintervalmajor, interval_major_array, true);
config.nav.constraint.left = (config.width/2);
config.nav.constraint.right = config.nav.constraint.right_min - (config.width/2);
$dragslide.updateConstraint(config.nav.constraint);
};
/* MARKER EVENTS
================================================== */
function onMarkerClick(e) {
$dragslide.cancelSlide();
goToMarker(e.data.number);
upDate();
};
function onMarkerHover(e) {
VMM.Lib.toggleClass(e.data.elem, "zFront");
};
function goToMarker(n, ease, duration, fast, firstrun) {
trace("GO TO MARKER");
var _ease = config.ease,
_duration = config.duration,
is_last = false,
is_first = false;
current_marker = n;
timenav_pos.left = (config.width/2) - markers[current_marker].pos_left
timenav_pos.visible.left = Math.abs(timenav_pos.left) - 100;
timenav_pos.visible.right = Math.abs(timenav_pos.left) + config.width + 100;
if (current_marker == 0) {
is_first = true;
}
if (current_marker +1 == markers.length) {
is_last = true
}
if (ease != null && ease != "") {_ease = ease};
if (duration != null && duration != "") {_duration = duration};
// set marker style
for(var i = 0; i < markers.length; i++) {
VMM.Lib.removeClass(markers[i].marker, "active");
}
if (config.start_page && markers[0].type == "start") {
VMM.Lib.visible(markers[0].marker, false);
VMM.Lib.addClass(markers[0].marker, "start");
}
VMM.Lib.addClass(markers[current_marker].marker, "active");
// ANIMATE MARKER
VMM.Lib.stop($timenav);
VMM.Lib.animate($timenav, _duration, _ease, {"left": timenav_pos.left});
}
/* TOUCH EVENTS
================================================== */
function onTouchUpdate(e, b) {
VMM.Lib.animate($timenav, b.time/2, config.ease, {"left": b.left});
};
/* CALCULATIONS
================================================== */
function averageMarkerPositionDistance() {
var last_pos = 0,
pos = 0,
pos_dif = 0,
mp_diff = [],
i = 0;
for(i = 0; i < markers.length; i++) {
if (data[i].type == "start") {
} else {
var _pos = positionOnTimeline(interval, markers[i].relative_pos),
last_pos = pos;
pos = _pos.begin;
pos_dif = Math.abs(pos - last_pos);
mp_diff.push(pos_dif);
}
}
return VMM.Util.average(mp_diff).mean;
}
function averageDateDistance() {
var last_dd = 0,
dd = 0,
_dd = "",
date_dif = 0,
date_diffs = [],
is_first_date = true,
i = 0;
for(i = 0; i < data.length; i++) {
if (data[i].type == "start") {
trace("DATA DATE IS START")
} else {
_dd = data[i].startdate;
last_dd = dd;
dd = _dd;
date_dif = dd - last_dd;
date_diffs.push(date_dif);
}
}
return VMM.Util.average(date_diffs);
}
function calculateMultiplier() {
var temp_multiplier = config.nav.multiplier.current,
i = 0;
for(i = 0; i < temp_multiplier; i++) {
if (averageMarkerPositionDistance() < 75) {
if (config.nav.multiplier.current > 1) {
config.nav.multiplier.current = (config.nav.multiplier.current - 1);
}
}
}
}
function calculateInterval() {
// NEED TO REWRITE ALL OF THIS
var _first = getDateFractions(data[0].startdate),
_last = getDateFractions(data[data.length - 1].enddate)
_base = 0;
if (config.reverse) {
_base = _last;
} else {
_base = _first;
}
// EON
interval_calc.eon.type = "eon";
interval_calc.eon.first = _first.eons;
interval_calc.eon.base = Math.floor(_base.eons);
interval_calc.eon.last = _last.eons;
interval_calc.eon.number = timespan.eons;
interval_calc.eon.multiplier = timelookup.eons;
interval_calc.eon.minor = timelookup.eons;
// ERA
interval_calc.era.type = "era";
interval_calc.era.first = _first.eras;
interval_calc.era.base = Math.floor(_base.eras);
interval_calc.era.last = _last.eras;
interval_calc.era.number = timespan.eras;
interval_calc.era.multiplier = timelookup.eras;
interval_calc.era.minor = timelookup.eras;
// EPOCH
interval_calc.epoch.type = "epoch";
interval_calc.epoch.first = _first.epochs;
interval_calc.epoch.base = Math.floor(_base.epochs);
interval_calc.epoch.last = _last.epochs;
interval_calc.epoch.number = timespan.epochs;
interval_calc.epoch.multiplier = timelookup.epochs;
interval_calc.epoch.minor = timelookup.epochs;
// AGE
interval_calc.age.type = "age";
interval_calc.age.first = _first.ages;
interval_calc.age.base = Math.floor(_base.ages);
interval_calc.age.last = _last.ages;
interval_calc.age.number = timespan.ages;
interval_calc.age.multiplier = timelookup.ages;
interval_calc.age.minor = timelookup.ages;
// MILLENIUM
interval_calc.millenium.type = "millenium";
interval_calc.millenium.first = _first.milleniums;
interval_calc.millenium.base = Math.floor(_base.milleniums);
interval_calc.millenium.last = _last.milleniums;
interval_calc.millenium.number = timespan.milleniums;
interval_calc.millenium.multiplier = timelookup.millenium;
interval_calc.millenium.minor = timelookup.millenium;
// CENTURY
interval_calc.century.type = "century";
interval_calc.century.first = _first.centuries;
interval_calc.century.base = Math.floor(_base.centuries);
interval_calc.century.last = _last.centuries;
interval_calc.century.number = timespan.centuries;
interval_calc.century.multiplier = timelookup.century;
interval_calc.century.minor = timelookup.century;
// DECADE
interval_calc.decade.type = "decade";
interval_calc.decade.first = _first.decades;
interval_calc.decade.base = Math.floor(_base.decades);
interval_calc.decade.last = _last.decades;
interval_calc.decade.number = timespan.decades;
interval_calc.decade.multiplier = timelookup.decade;
interval_calc.decade.minor = timelookup.decade;
// YEAR
interval_calc.year.type = "year";
interval_calc.year.first = _first.years;
interval_calc.year.base = Math.floor(_base.years);
interval_calc.year.last = _last.years;
interval_calc.year.number = timespan.years;
interval_calc.year.multiplier = 1;
interval_calc.year.minor = timelookup.month;
// MONTH
interval_calc.month.type = "month";
interval_calc.month.first = _first.months;
interval_calc.month.base = Math.floor(_base.months);
interval_calc.month.last = _last.months;
interval_calc.month.number = timespan.months;
interval_calc.month.multiplier = 1;
interval_calc.month.minor = Math.round(timelookup.week);
// WEEK
// NOT DONE
interval_calc.week.type = "week";
interval_calc.week.first = _first.weeks;
interval_calc.week.base = Math.floor(_base.weeks);
interval_calc.week.last = _last.weeks;
interval_calc.week.number = timespan.weeks;
interval_calc.week.multiplier = 1;
interval_calc.week.minor = 7;
// DAY
interval_calc.day.type = "day";
interval_calc.day.first = _first.days;
interval_calc.day.base = Math.floor(_base.days);
interval_calc.day.last = _last.days;
interval_calc.day.number = timespan.days;
interval_calc.day.multiplier = 1;
interval_calc.day.minor = 24;
// HOUR
interval_calc.hour.type = "hour";
interval_calc.hour.first = _first.hours;
interval_calc.hour.base = Math.floor(_base.hours);
interval_calc.hour.last = _last.hours;
interval_calc.hour.number = timespan.hours;
interval_calc.hour.multiplier = 1;
interval_calc.hour.minor = 60;
// MINUTE
interval_calc.minute.type = "minute";
interval_calc.minute.first = _first.minutes;
interval_calc.minute.base = Math.floor(_base.minutes);
interval_calc.minute.last = _last.minutes;
interval_calc.minute.number = timespan.minutes;
interval_calc.minute.multiplier = 1;
interval_calc.minute.minor = 60;
// SECOND
interval_calc.second.type = "decade";
interval_calc.second.first = _first.seconds;
interval_calc.second.base = Math.floor(_base.seconds);
interval_calc.second.last = _last.seconds;
interval_calc.second.number = timespan.seconds;
interval_calc.second.multiplier = 1;
interval_calc.second.minor = 10;
}
function getDateFractions(the_date, is_utc) {
var _time = {};
_time.days = the_date / dateFractionBrowser.day;
_time.weeks = _time.days / dateFractionBrowser.week;
_time.months = _time.days / dateFractionBrowser.month;
_time.years = _time.months / dateFractionBrowser.year;
_time.hours = _time.days * dateFractionBrowser.hour;
_time.minutes = _time.days * dateFractionBrowser.minute;
_time.seconds = _time.days * dateFractionBrowser.second;
_time.decades = _time.years / dateFractionBrowser.decade;
_time.centuries = _time.years / dateFractionBrowser.century;
_time.milleniums = _time.years / dateFractionBrowser.millenium;
_time.ages = _time.years / dateFractionBrowser.age;
_time.epochs = _time.years / dateFractionBrowser.epoch;
_time.eras = _time.years / dateFractionBrowser.era;
_time.eons = _time.years / dateFractionBrowser.eon;
/*
trace("AGES " + _time.ages);
trace("EPOCHS " + _time.epochs);
trace("MILLENIUMS " + _time.milleniums);
trace("CENTURIES " + _time.centuries);
trace("DECADES " + _time.decades);
trace("YEARS " + _time.years);
trace("MONTHS " + _time.months);
trace("WEEKS " + _time.weeks);
trace("DAYS " + _time.days);
trace("HOURS " + _time.hours);
trace("MINUTES " + _time.minutes);
trace("SECONDS " + _time.seconds);
*/
return _time;
}
/* POSITION
Positions elements on the timeline based on date
relative to the calculated interval
================================================== */
function positionRelative(_interval, first, last) {
var _first,
_last,
_type = _interval.type,
timerelative = {
start: "",
end: "",
type: _type
};
/* FIRST
================================================== */
_first = getDateFractions(first);
timerelative.start = first.months;
if (_type == "eon") {
timerelative.start = _first.eons;
} else if (_type == "era") {
timerelative.start = _first.eras;
} else if (_type == "epoch") {
timerelative.start = _first.epochs;
} else if (_type == "age") {
timerelative.start = _first.ages;
} else if (_type == "millenium") {
timerelative.start = first.milleniums;
} else if (_type == "century") {
timerelative.start = _first.centuries;
} else if (_type == "decade") {
timerelative.start = _first.decades;
} else if (_type == "year") {
timerelative.start = _first.years;
} else if (_type == "month") {
timerelative.start = _first.months;
} else if (_type == "week") {
timerelative.start = _first.weeks;
} else if (_type == "day") {
timerelative.start = _first.days;
} else if (_type == "hour") {
timerelative.start = _first.hours;
} else if (_type == "minute") {
timerelative.start = _first.minutes;
}
/* LAST
================================================== */
if (type.of(last) == "date") {
_last = getDateFractions(last);
timerelative.end = last.months;
if (_type == "eon") {
timerelative.end = _last.eons;
} else if (_type == "era") {
timerelative.end = _last.eras;
} else if (_type == "epoch") {
timerelative.end = _last.epochs;
} else if (_type == "age") {
timerelative.end = _last.ages;
} else if (_type == "millenium") {
timerelative.end = last.milleniums;
} else if (_type == "century") {
timerelative.end = _last.centuries;
} else if (_type == "decade") {
timerelative.end = _last.decades;
} else if (_type == "year") {
timerelative.end = _last.years;
} else if (_type == "month") {
timerelative.end = _last.months;
} else if (_type == "week") {
timerelative.end = _last.weeks;
} else if (_type == "day") {
timerelative.end = _last.days;
} else if (_type == "hour") {
timerelative.end = _last.hours;
} else if (_type == "minute") {
timerelative.end = _last.minutes;
}
} else {
timerelative.end = timerelative.start;
}
return timerelative
}
function positionOnTimeline(the_interval, timerelative) {
if (config.reverse) {
return {
begin: (interval.base - timerelative.end) * (config.nav.interval_width / config.nav.multiplier.current),
end: (interval.base - timerelative.start) * (config.nav.interval_width / config.nav.multiplier.current)
}
} else {
return {
begin: (timerelative.start - interval.base) * (config.nav.interval_width / config.nav.multiplier.current),
end: (timerelative.end - interval.base) * (config.nav.interval_width / config.nav.multiplier.current)
}
}
}
function positionMarkers(is_animated) {
var row = 2,
previous_pos = 0,
pos_offset = -2,
row_depth = 0,
row_depth_sub = 0,
line_last_height_pos = 150,
line_height = 6,
cur_mark = 0,
in_view_margin = config.width,
pos_cache_array = [],
pos_cache_max = 6,
in_view = {
left: timenav_pos.visible.left - in_view_margin,
right: timenav_pos.visible.right + in_view_margin
},
i = 0,
k = 0;
config.nav.minor_width = config.width;
VMM.Lib.removeClass(".flag", "row1");
VMM.Lib.removeClass(".flag", "row2");
VMM.Lib.removeClass(".flag", "row3");
for(i = 0; i < markers.length; i++) {
var line,
marker = markers[i],
pos = positionOnTimeline(interval, markers[i].relative_pos),
row_pos = 0,
is_in_view = false,
pos_cache_obj = {id: i, pos: 0, row: 0},
pos_cache_close = 0;
// COMPENSATE FOR DATES BEING POITIONED IN THE MIDDLE
pos.begin = Math.round(pos.begin + pos_offset);
pos.end = Math.round(pos.end + pos_offset);
line = Math.round(pos.end - pos.begin);
marker.pos_left = pos.begin;
if (current_marker == i) {
timenav_pos.left = (config.width/2) - pos;
timenav_pos.visible.left = Math.abs(timenav_pos.left);
timenav_pos.visible.right = Math.abs(timenav_pos.left) + config.width;
in_view.left = timenav_pos.visible.left - in_view_margin;
in_view.right = timenav_pos.visible.right + in_view_margin;
}
if (Math.abs(pos.begin) >= in_view.left && Math.abs(pos.begin) <= in_view.right ) {
is_in_view = true;
}
// APPLY POSITION TO MARKER
if (is_animated) {
VMM.Lib.stop(marker.marker);
VMM.Lib.animate(marker.marker, config.duration/2, config.ease, {"left": pos.begin});
} else {
VMM.Lib.stop(marker.marker);
VMM.Lib.css(marker.marker, "left", pos.begin);
}
if (i == current_marker) {
cur_mark = pos.begin;
}
// EVENT LENGTH LINE
if (line > 5) {
VMM.Lib.css(marker.lineevent, "height", line_height);
VMM.Lib.css(marker.lineevent, "top", line_last_height_pos);
if (is_animated) {
VMM.Lib.animate(marker.lineevent, config.duration/2, config.ease, {"width": line});
} else {
VMM.Lib.css(marker.lineevent, "width", line);
}
}
// CONTROL ROW POSITION
if (tags.length > 0) {
for (k = 0; k < tags.length; k++) {
if (k < config.nav.rows.current.length) {
if (marker.tag == tags[k]) {
row = k;
if (k == config.nav.rows.current.length - 1) {
trace("ON LAST ROW");
VMM.Lib.addClass(marker.flag, "flag-small-last");
}
}
}
}
row_pos = config.nav.rows.current[row];
} else {
if (pos.begin - previous_pos.begin < (config.nav.marker.width + config.spacing)) {
if (row < config.nav.rows.current.length - 1) {
row ++;
} else {
row = 0;
row_depth ++;
}
} else {
row_depth = 1;
row = 1;
}
row_pos = config.nav.rows.current[row];
}
// SET LAST MARKER POSITION
previous_pos = pos;
// POSITION CACHE
pos_cache_obj.pos = pos;
pos_cache_obj.row = row;
pos_cache_array.push(pos_cache_obj);
if (pos_cache_array.length > pos_cache_max) {
pos_cache_array.remove(0);
}
//if (is_animated && is_in_view) {
if (is_animated) {
VMM.Lib.stop(marker.flag);
VMM.Lib.animate(marker.flag, config.duration, config.ease, {"top": row_pos});
} else {
VMM.Lib.stop(marker.flag);
VMM.Lib.css(marker.flag, "top", row_pos);
}
// IS THE MARKER A REPRESENTATION OF A START SCREEN?
if (config.start_page && markers[i].type == "start") {
VMM.Lib.visible(marker.marker, false);
}
if (pos > config.nav.minor_width) {
config.nav.minor_width = pos;
}
if (pos < config.nav.minor_left) {
config.nav.minor_left = pos;
}
}
// ANIMATE THE TIMELINE TO ADJUST TO CHANGES
if (is_animated) {
VMM.Lib.stop($timenav);
VMM.Lib.animate($timenav, config.duration/2, config.ease, {"left": (config.width/2) - (cur_mark)});
} else {
}
//VMM.Lib.delay_animate(config.duration, $timenav, config.duration/2, config.ease, {"left": (config.width/2) - (cur_mark)});
}
function positionEras(is_animated) {
var i = 0,
p = 0;
for(i = 0; i < era_markers.length; i++) {
var era = era_markers[i],
pos = positionOnTimeline(interval, era.relative_pos),
row_pos = 0,
row = 0,
era_height = config.nav.marker.height * config.nav.rows.full.length,
era_length = pos.end - pos.begin;
// CONTROL ROW POSITION
if (era.tag != "") {
era_height = (config.nav.marker.height * config.nav.rows.full.length) / config.nav.rows.current.length;
for (p = 0; p < tags.length; p++) {
if (p < config.nav.rows.current.length) {
if (era.tag == tags[p]) {
row = p;
}
}
}
row_pos = config.nav.rows.current[row];
} else {
row_pos = -1;
}
// APPLY POSITION TO MARKER
if (is_animated) {
VMM.Lib.stop(era.content);
VMM.Lib.stop(era.text_content);
VMM.Lib.animate(era.content, config.duration/2, config.ease, {"top": row_pos, "left": pos.begin, "width": era_length, "height":era_height});
VMM.Lib.animate(era.text_content, config.duration/2, config.ease, {"left": pos.begin});
} else {
VMM.Lib.stop(era.content);
VMM.Lib.stop(era.text_content);
VMM.Lib.css(era.content, "left", pos.begin);
VMM.Lib.css(era.content, "width", era_length);
VMM.Lib.css(era.content, "height", era_height);
VMM.Lib.css(era.content, "top", row_pos);
VMM.Lib.css(era.text_content, "left", pos.begin);
}
}
}
function positionInterval(the_main_element, the_intervals, is_animated, is_minor) {
var last_position = 0,
last_position_major = 0,
//in_view_margin = (config.nav.minor_width/config.nav.multiplier.current)/2,
in_view_margin = config.width,
in_view = {
left: timenav_pos.visible.left - in_view_margin,
right: timenav_pos.visible.right + in_view_margin
}
not_too_many = true,
i = 0;
config.nav.minor_left = 0;
if (the_intervals.length > 100) {
not_too_many = false;
trace("TOO MANY " + the_intervals.length);
}
for(i = 0; i < the_intervals.length; i++) {
var _interval = the_intervals[i].element,
_interval_date = the_intervals[i].date,
_interval_visible = the_intervals[i].visible,
_pos = positionOnTimeline(interval, the_intervals[i].relative_pos),
pos = _pos.begin,
_animation = the_intervals[i].animation,
is_visible = true,
is_in_view = false,
pos_offset = 50;
_animation.pos = pos;
_animation.animate = false;
if (Math.abs(pos) >= in_view.left && Math.abs(pos) <= in_view.right ) {
is_in_view = true;
}
if (true) {
// CONDENSE WHAT IS DISPLAYED
if (config.nav.multiplier.current > 16 && is_minor) {
is_visible = false;
} else {
if ((pos - last_position) < 65 ) {
if ((pos - last_position) < 35 ) {
if (i%4 == 0) {
if (pos == 0) {
is_visible = false;
}
} else {
is_visible = false;
}
} else {
if (!VMM.Util.isEven(i)) {
is_visible = false;
}
}
}
}
if (is_visible) {
if (the_intervals[i].is_detached) {
VMM.Lib.append(the_main_element, _interval);
the_intervals[i].is_detached = false;
}
} else {
the_intervals[i].is_detached = true;
VMM.Lib.detach(_interval);
}
if (_interval_visible) {
if (!is_visible) {
_animation.opacity = "0";
if (is_animated && not_too_many) {
_animation.animate = true;
}
the_intervals[i].interval_visible = false;
} else {
_animation.opacity = "100";
if (is_animated && is_in_view) {
_animation.animate = true;
}
}
} else {
_animation.opacity = "100";
if (is_visible) {
if (is_animated && not_too_many) {
_animation.animate = true;
} else {
if (is_animated && is_in_view) {
_animation.animate = true;
}
}
the_intervals[i].interval_visible = true;
} else {
if (is_animated && not_too_many) {
_animation.animate = true;
}
}
}
last_position = pos;
if (pos > config.nav.minor_width) {
config.nav.minor_width = pos;
}
if (pos < config.nav.minor_left) {
config.nav.minor_left = pos;
}
}
if (_animation.animate) {
VMM.Lib.animate(_interval, config.duration/2, config.ease, {opacity: _animation.opacity, left: _animation.pos});
} else {
VMM.Lib.css(_interval, "opacity", _animation.opacity);
VMM.Lib.css(_interval, "left", pos);
}
}
config.nav.constraint.right_min = -(config.nav.minor_width)+(config.width);
config.nav.constraint.right = config.nav.constraint.right_min + (config.width/2);
VMM.Lib.css($timeintervalminor_minor, "left", config.nav.minor_left - (config.width)/2);
VMM.Lib.width($timeintervalminor_minor, (config.nav.minor_width)+(config.width) + Math.abs(config.nav.minor_left) );
}
/* Interval Elements
================================================== */
function createIntervalElements(_interval, _array, _element_parent) {
var inc_time = 0,
_first_run = true,
_last_pos = 0,
_largest_pos = 0,
_timezone_offset,
_first_date,
_last_date,
int_number = Math.ceil(_interval.number) + 2,
firefox = {
flag: false,
offset: 0
},
i = 0;
VMM.attachElement(_element_parent, "");
_interval.date = new Date(data[0].startdate.getFullYear(), 0, 1, 0,0,0);
_timezone_offset = _interval.date.getTimezoneOffset();
for(i = 0; i < int_number; i++) {
trace(_interval.type);
var _is_year = false,
int_obj = {
element: VMM.appendAndGetElement(_element_parent, "<div>", _interval.classname),
date: new Date(data[0].startdate.getFullYear(), 0, 1, 0,0,0),
visible: false,
date_string: "",
type: _interval.interval_type,
relative_pos: 0,
is_detached: false,
animation: {
animate: false,
pos: "",
opacity: "100"
}
};
if (_interval.type == "eon") {
if (_first_run) {
_first_date = Math.floor(data[0].startdate.getFullYear() / 500000000) * 500000000;
}
int_obj.date.setFullYear(_first_date + (inc_time * 500000000));
_is_year = true;
} else if (_interval.type == "era") {
if (_first_run) {
_first_date = Math.floor(data[0].startdate.getFullYear() / 100000000) * 100000000;
}
int_obj.date.setFullYear(_first_date + (inc_time * 100000000));
_is_year = true;
} else if (_interval.type == "epoch") {
if (_first_run) {
_first_date = Math.floor(data[0].startdate.getFullYear() / 10000000) * 10000000
}
int_obj.date.setFullYear(_first_date + (inc_time * 10000000));
_is_year = true;
} else if (_interval.type == "age") {
if (_first_run) {
_first_date = Math.floor(data[0].startdate.getFullYear() / 1000000) * 1000000
}
int_obj.date.setFullYear(_first_date + (inc_time * 1000000));
_is_year = true;
} else if (_interval.type == "millenium") {
if (_first_run) {
_first_date = Math.floor(data[0].startdate.getFullYear() / 1000) * 1000;
}
int_obj.date.setFullYear(_first_date + (inc_time * 1000));
_is_year = true;
} else if (_interval.type == "century") {
if (_first_run) {
_first_date = Math.floor(data[0].startdate.getFullYear() / 100) * 100
}
int_obj.date.setFullYear(_first_date + (inc_time * 100));
_is_year = true;
} else if (_interval.type == "decade") {
if (_first_run) {
_first_date = Math.floor(data[0].startdate.getFullYear() / 10) * 10;
}
int_obj.date.setFullYear(_first_date + (inc_time * 10));
_is_year = true;
} else if (_interval.type == "year") {
if (_first_run) {
_first_date = data[0].startdate.getFullYear();
}
int_obj.date.setFullYear(_first_date + inc_time);
_is_year = true;
} else if (_interval.type == "month") {
if (_first_run) {
_first_date = data[0].startdate.getMonth();
}
int_obj.date.setMonth(_first_date + inc_time);
} else if (_interval.type == "week") {
if (_first_run) {
_first_date = data[0].startdate.getMonth();
}
int_obj.date.setMonth(data[0].startdate.getMonth());
int_obj.date.setDate(_first_date + (inc_time * 7) );
} else if (_interval.type == "day") {
if (_first_run) {
_first_date = data[0].startdate.getDate();
}
int_obj.date.setMonth(data[0].startdate.getMonth());
int_obj.date.setDate(_first_date + inc_time);
} else if (_interval.type == "hour") {
if (_first_run) {
_first_date = data[0].startdate.getHours();
}
int_obj.date.setMonth(data[0].startdate.getMonth());
int_obj.date.setDate(data[0].startdate.getDate());
int_obj.date.setHours(_first_date + inc_time);
} else if (_interval.type == "minute") {
if (_first_run) {
_first_date = data[0].startdate.getMinutes();
}
int_obj.date.setMonth(data[0].startdate.getMonth());
int_obj.date.setDate(data[0].startdate.getDate());
int_obj.date.setHours(data[0].startdate.getHours());
int_obj.date.setMinutes(_first_date + inc_time);
} else if (_interval.type == "second") {
if (_first_run) {
_first_date = data[0].startdate.getSeconds();
}
int_obj.date.setMonth(data[0].startdate.getMonth());
int_obj.date.setDate(data[0].startdate.getDate());
int_obj.date.setHours(data[0].startdate.getHours());
int_obj.date.setMinutes(data[0].startdate.getMinutes());
int_obj.date.setSeconds(_first_date + inc_time);
} else if (_interval.type == "millisecond") {
if (_first_run) {
_first_date = data[0].startdate.getMilliseconds();
}
int_obj.date.setMonth(data[0].startdate.getMonth());
int_obj.date.setDate(data[0].startdate.getDate());
int_obj.date.setHours(data[0].startdate.getHours());
int_obj.date.setMinutes(data[0].startdate.getMinutes());
int_obj.date.setSeconds(data[0].startdate.getSeconds());
int_obj.date.setMilliseconds(_first_date + inc_time);
}
// FIX WEIRD FIREFOX BUG FOR GMT TIME FORMATTING
if (VMM.Browser.browser == "Firefox") {
if (int_obj.date.getFullYear() == "1970" && int_obj.date.getTimezoneOffset() != _timezone_offset) {
trace("FIREFOX 1970 TIMEZONE OFFSET " + int_obj.date.getTimezoneOffset() + " SHOULD BE " + _timezone_offset);
trace(_interval.type + " " + _interval.date);
// try and fix firefox bug, if not the flag will catch it
firefox.offset = (int_obj.date.getTimezoneOffset()/60);
firefox.flag = true;
int_obj.date.setHours(int_obj.date.getHours() + firefox.offset );
} else if (firefox.flag) {
// catch the bug the second time around
firefox.flag = false;
int_obj.date.setHours(int_obj.date.getHours() + firefox.offset );
if (_is_year) {
firefox.flag = true;
}
}
}
if (_is_year) {
if ( int_obj.date.getFullYear() < 0 ) {
int_obj.date_string = Math.abs( int_obj.date.getFullYear() ).toString() + " B.C.";
} else {
int_obj.date_string = int_obj.date.getFullYear();
}
} else {
int_obj.date_string = VMM.Date.prettyDate(int_obj.date, true);
}
// Increment Time
inc_time = inc_time + 1;
// No longer first run
_first_run = false;
int_obj.relative_pos = positionRelative(interval, int_obj.date);
_last_pos = int_obj.relative_pos.begin;
if (int_obj.relative_pos.begin > _largest_pos) {
_largest_pos = int_obj.relative_pos.begin;
}
// Add the time string to the element and position it.
VMM.appendElement(int_obj.element, int_obj.date_string);
VMM.Lib.css(int_obj.element, "text-indent", -(VMM.Lib.width(int_obj.element)/2));
VMM.Lib.css(int_obj.element, "opacity", "0");
// add the interval element to the array
_array.push(int_obj);
}
VMM.Lib.width($timeintervalminor_minor, _largest_pos);
positionInterval(_element_parent, _array);
}
/* BUILD
================================================== */
function build() {
var i = 0,
j = 0;
VMM.attachElement(layout, "");
$timenav = VMM.appendAndGetElement(layout, "<div>", "timenav");
$content = VMM.appendAndGetElement($timenav, "<div>", "content");
$time = VMM.appendAndGetElement($timenav, "<div>", "time");
$timeintervalminor = VMM.appendAndGetElement($time, "<div>", "time-interval-minor");
$timeintervalminor_minor = VMM.appendAndGetElement($timeintervalminor, "<div>", "minor");
$timeintervalmajor = VMM.appendAndGetElement($time, "<div>", "time-interval-major");
$timeinterval = VMM.appendAndGetElement($time, "<div>", "time-interval");
$timebackground = VMM.appendAndGetElement(layout, "<div>", "timenav-background");
$timenavline = VMM.appendAndGetElement($timebackground, "<div>", "timenav-line");
$timenavindicator = VMM.appendAndGetElement($timebackground, "<div>", "timenav-indicator");
$timeintervalbackground = VMM.appendAndGetElement($timebackground, "<div>", "timenav-interval-background", "<div class='top-highlight'></div>");
$toolbar = VMM.appendAndGetElement(layout, "<div>", "vco-toolbar");
buildInterval();
buildMarkers();
buildEras();
calculateMultiplier();
positionMarkers(false);
positionEras();
positionInterval($timeinterval, interval_array, false, true);
positionInterval($timeintervalmajor, interval_major_array);
if (config.start_page) {
$backhome = VMM.appendAndGetElement($toolbar, "<div>", "back-home", "<div class='icon'></div>");
VMM.bindEvent(".back-home", onBackHome, "click");
VMM.Lib.attribute($backhome, "title", VMM.master_config.language.messages.return_to_title);
VMM.Lib.attribute($backhome, "rel", "timeline-tooltip");
}
// MAKE TIMELINE DRAGGABLE/TOUCHABLE
$dragslide = new VMM.DragSlider;
$dragslide.createPanel(layout, $timenav, config.nav.constraint, config.touch);
if (config.touch && config.start_page) {
VMM.Lib.addClass($toolbar, "touch");
VMM.Lib.css($toolbar, "top", 55);
VMM.Lib.css($toolbar, "left", 10);
} else {
if (config.start_page) {
VMM.Lib.css($toolbar, "top", 27);
}
$zoomin = VMM.appendAndGetElement($toolbar, "<div>", "zoom-in", "<div class='icon'></div>");
$zoomout = VMM.appendAndGetElement($toolbar, "<div>", "zoom-out", "<div class='icon'></div>");
// ZOOM EVENTS
VMM.bindEvent($zoomin, onZoomIn, "click");
VMM.bindEvent($zoomout, onZoomOut, "click");
// TOOLTIP
VMM.Lib.attribute($zoomin, "title", VMM.master_config.language.messages.expand_timeline);
VMM.Lib.attribute($zoomin, "rel", "timeline-tooltip");
VMM.Lib.attribute($zoomout, "title", VMM.master_config.language.messages.contract_timeline);
VMM.Lib.attribute($zoomout, "rel", "timeline-tooltip");
$toolbar.tooltip({selector: "div[rel=timeline-tooltip]", placement: "right"});
// MOUSE EVENTS
VMM.bindEvent(layout, onMouseScroll, 'DOMMouseScroll');
VMM.bindEvent(layout, onMouseScroll, 'mousewheel');
}
// USER CONFIGURABLE ADJUSTMENT TO DEFAULT ZOOM
if (config.nav.zoom.adjust != 0) {
if (config.nav.zoom.adjust < 0) {
for(i = 0; i < Math.abs(config.nav.zoom.adjust); i++) {
onZoomOut();
}
} else {
for(j = 0; j < config.nav.zoom.adjust; j++) {
onZoomIn();
}
}
}
//VMM.fireEvent(layout, "LOADED");
_active = true;
reSize(true);
VMM.fireEvent(layout, "LOADED");
};
function buildInterval() {
var i = 0,
j = 0;
// CALCULATE INTERVAL
timespan = getDateFractions((data[data.length - 1].enddate) - (data[0].startdate), true);
trace(timespan);
calculateInterval();
/* DETERMINE DEFAULT INTERVAL TYPE
millenium, ages, epoch, era and eon are not optimized yet. They may never be.
================================================== */
/*
if (timespan.eons > data.length / config.nav.density) {
interval = interval_calc.eon;
interval_major = interval_calc.eon;
interval_macro = interval_calc.era;
} else if (timespan.eras > data.length / config.nav.density) {
interval = interval_calc.era;
interval_major = interval_calc.eon;
interval_macro = interval_calc.epoch;
} else if (timespan.epochs > data.length / config.nav.density) {
interval = interval_calc.epoch;
interval_major = interval_calc.era;
interval_macro = interval_calc.age;
} else if (timespan.ages > data.length / config.nav.density) {
interval = interval_calc.ages;
interval_major = interval_calc.epoch;
interval_macro = interval_calc.millenium;
} else if (timespan.milleniums > data.length / config.nav.density) {
interval = interval_calc.millenium;
interval_major = interval_calc.age;
interval_macro = interval_calc.century;
} else
*/
if (timespan.centuries > data.length / config.nav.density) {
interval = interval_calc.century;
interval_major = interval_calc.millenium;
interval_macro = interval_calc.decade;
} else if (timespan.decades > data.length / config.nav.density) {
interval = interval_calc.decade;
interval_major = interval_calc.century;
interval_macro = interval_calc.year;
} else if (timespan.years > data.length / config.nav.density) {
interval = interval_calc.year;
interval_major = interval_calc.decade;
interval_macro = interval_calc.month;
} else if (timespan.months > data.length / config.nav.density) {
interval = interval_calc.month;
interval_major = interval_calc.year;
interval_macro = interval_calc.day;
} else if (timespan.days > data.length / config.nav.density) {
interval = interval_calc.day;
interval_major = interval_calc.month;
interval_macro = interval_calc.hour;
} else if (timespan.hours > data.length / config.nav.density) {
interval = interval_calc.hour;
interval_major = interval_calc.day;
interval_macro = interval_calc.minute;
} else if (timespan.minutes > data.length / config.nav.density) {
interval = interval_calc.minute;
interval_major = interval_calc.hour;
interval_macro = interval_calc.second;
} else if (timespan.seconds > data.length / config.nav.density) {
interval = interval_calc.second;
interval_major = interval_calc.minute;
interval_macro = interval_calc.second;
} else {
trace("NO IDEA WHAT THE TYPE SHOULD BE");
interval = interval_calc.day;
interval_major = interval_calc.month;
interval_macro = interval_calc.hour;
}
trace("INTERVAL TYPE: " + interval.type);
trace("INTERVAL MAJOR TYPE: " + interval_major.type);
createIntervalElements(interval, interval_array, $timeinterval);
createIntervalElements(interval_major, interval_major_array, $timeintervalmajor);
// Cleanup duplicate interval elements between normal and major
for(i = 0; i < interval_array.length; i++) {
for(j = 0; j < interval_major_array.length; j++) {
if (interval_array[i].date_string == interval_major_array[j].date_string) {
VMM.attachElement(interval_array[i].element, "");
}
}
}
}
function buildMarkers() {
var row = 2,
lpos = 0,
row_depth = 0,
i = 0,
k = 0,
l = 0;
markers = [];
era_markers = [];
for(i = 0; i < data.length; i++) {
var _marker,
_marker_flag,
_marker_content,
_marker_dot,
_marker_line,
_marker_line_event,
_marker_obj,
_marker_title = "",
has_title = false;
_marker = VMM.appendAndGetElement($content, "<div>", "marker");
_marker_flag = VMM.appendAndGetElement(_marker, "<div>", "flag");
_marker_content = VMM.appendAndGetElement(_marker_flag, "<div>", "flag-content");
_marker_dot = VMM.appendAndGetElement(_marker, "<div>", "dot");
_marker_line = VMM.appendAndGetElement(_marker, "<div>", "line");
_marker_line_event = VMM.appendAndGetElement(_marker_line, "<div>", "event-line");
_marker_relative_pos = positionRelative(interval, data[i].startdate, data[i].enddate);
_marker_thumb = "";
// THUMBNAIL
if (data[i].asset != null && data[i].asset != "") {
VMM.appendElement(_marker_content, VMM.MediaElement.thumbnail(data[i].asset, 24, 24, data[i].uniqueid));
} else {
VMM.appendElement(_marker_content, "<div style='margin-right:7px;height:50px;width:2px;float:left;'></div>");
}
// ADD DATE AND TITLE
if (data[i].title == "" || data[i].title == " " ) {
trace("TITLE NOTHING")
if (typeof data[i].slug != 'undefined' && data[i].slug != "") {
trace("SLUG")
_marker_title = VMM.Util.untagify(data[i].slug);
has_title = true;
} else {
var m = VMM.MediaType(data[i].asset.media);
if (m.type == "quote" || m.type == "unknown") {
_marker_title = VMM.Util.untagify(m.id);
has_title = true;
} else {
has_title = false;
}
}
} else if (data[i].title != "" || data[i].title != " ") {
trace(data[i].title)
_marker_title = VMM.Util.untagify(data[i].title);
has_title = true;
} else {
trace("TITLE SLUG NOT FOUND " + data[i].slug)
}
if (has_title) {
VMM.appendElement(_marker_content, "<h3>" + _marker_title + "</h3>");
} else {
VMM.appendElement(_marker_content, "<h3>" + _marker_title + "</h3>");
VMM.appendElement(_marker_content, "<h3 id='marker_content_" + data[i].uniqueid + "'>" + _marker_title + "</h3>");
}
// ADD ID
VMM.Lib.attr(_marker, "id", ( "marker_" + data[i].uniqueid).toString() );
// MARKER CLICK
VMM.bindEvent(_marker_flag, onMarkerClick, "", {number: i});
VMM.bindEvent(_marker_flag, onMarkerHover, "mouseenter mouseleave", {number: i, elem:_marker_flag});
_marker_obj = {
marker: _marker,
flag: _marker_flag,
lineevent: _marker_line_event,
type: "marker",
full: true,
relative_pos: _marker_relative_pos,
tag: data[i].tag,
pos_left: 0
};
if (data[i].type == "start") {
trace("BUILD MARKER HAS START PAGE");
config.start_page = true;
_marker_obj.type = "start";
}
if (data[i].type == "storify") {
_marker_obj.type = "storify";
}
if (data[i].tag) {
tags.push(data[i].tag);
}
markers.push(_marker_obj);
}
// CREATE TAGS
tags = VMM.Util.deDupeArray(tags);
if (tags.length > 3) {
config.nav.rows.current = config.nav.rows.half;
} else {
config.nav.rows.current = config.nav.rows.full;
}
for(k = 0; k < tags.length; k++) {
if (k < config.nav.rows.current.length) {
var tag_element = VMM.appendAndGetElement($timebackground, "<div>", "timenav-tag");
VMM.Lib.addClass(tag_element, "timenav-tag-row-" + (k+1));
if (tags.length > 3) {
VMM.Lib.addClass(tag_element, "timenav-tag-size-half");
} else {
VMM.Lib.addClass(tag_element, "timenav-tag-size-full");
}
VMM.appendElement(tag_element, "<div><h3>" + tags[k] + "</h3></div>");
}
}
// RESIZE FLAGS IF NEEDED
if (tags.length > 3) {
for(l = 0; l < markers.length; l++) {
VMM.Lib.addClass(markers[l].flag, "flag-small");
markers[l].full = false;
}
}
}
function buildEras() {
var number_of_colors = 6,
current_color = 0,
j = 0;
// CREATE ERAS
for(j = 0; j < eras.length; j++) {
var era = {
content: VMM.appendAndGetElement($content, "<div>", "era"),
text_content: VMM.appendAndGetElement($timeinterval, "<div>", "era"),
startdate: VMM.Date.parse(eras[j].startDate),
enddate: VMM.Date.parse(eras[j].endDate),
title: eras[j].headline,
uniqueid: VMM.Util.unique_ID(6),
tag: "",
relative_pos: ""
},
st = VMM.Date.prettyDate(era.startdate),
en = VMM.Date.prettyDate(era.enddate),
era_text = "<div>&nbsp;</div>";
if (typeof eras[j].tag != "undefined") {
era.tag = eras[j].tag;
}
era.relative_pos = positionRelative(interval, era.startdate, era.enddate);
VMM.Lib.attr(era.content, "id", era.uniqueid);
VMM.Lib.attr(era.text_content, "id", era.uniqueid + "_text");
// Background Color
VMM.Lib.addClass(era.content, "era"+(current_color+1));
VMM.Lib.addClass(era.text_content, "era"+(current_color+1));
if (current_color < number_of_colors) {
current_color++;
} else {
current_color = 0;
}
VMM.appendElement(era.content, era_text);
VMM.appendElement(era.text_content, VMM.Util.unlinkify(era.title));
era_markers.push(era);
}
}
};
}