252 lines
8 KiB
JavaScript
252 lines
8 KiB
JavaScript
'use strict';
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/*@
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Ox.SmallVideoTimeline <f:Ox.Element> Small Video Timeline
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@*/
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Ox.SmallVideoTimeline = function(options, self) {
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self = self || {};
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var that = Ox.Element({}, self)
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.defaults({
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// _offset is a hack for cases where all these position: absolute
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// elements have to go into a float: left
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// FIXME: possible unused and unneeded
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_offset: 0,
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disabled: false,
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duration: 0,
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find: '',
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imageURL: '',
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'in': 0,
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mode: 'player',
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out: 0,
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paused: false,
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results: [],
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showMilliseconds: 0,
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state: 'default',
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subtitles: [],
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width: 256
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})
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.options(options || {})
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.update({
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duration: function() {
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self.$image.options({duration: self.options.duration});
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},
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'in': function() {
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self.$image.options({'in': self.options['in']});
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self.options.mode == 'editor' && setPointMarker('in');
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},
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out: function() {
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self.$image.options({out: self.options.out});
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self.options.mode == 'editor' && setPointMarker('out');
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},
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paused: function() {
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self.$positionMarker[
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self.options.paused ? 'addClass' : 'removeClass'
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]('OxPaused');
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},
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position: function() {
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setPositionMarker();
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},
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results: function() {
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self.$image.options({results: self.options.results});
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},
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state: function() {
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self.$image.options({state: self.options.state});
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},
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subtitles: function() {
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self.$image.options({subtitles: self.options.subtitles});
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},
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width: function() {
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setWidth();
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}
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})
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.addClass('OxSmallVideoTimeline')
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.css(Ox.extend({
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width: self.options.width + 'px'
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}, self.options.mode == 'player' ? {
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background: 'rgb(0, 0, 0)',
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borderRadius: '8px'
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} : {}));
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self.height = self.options.mode == 'player' ? 16 : 24;
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self.imageLeft = self.options.mode == 'player' ? 8 : 4;
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self.imageWidth = self.options.width -
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(self.options.mode == 'player' ? 16 : 8)
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self.imageHeight = self.options.mode == 'player' ? 16 : 18;
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self.interfaceLeft = self.options.mode == 'player' ? 0 : 4;
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self.interfaceTop = self.options.mode == 'player' ? 0 : 2;
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self.interfaceWidth = self.options.mode == 'player' ? self.options.width : self.imageWidth;
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that.css({
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height: self.height + 'px'
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});
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self.$image = getTimelineImage().appendTo(that);
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self.$interface = Ox.Element({
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tooltip: getTooltip
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})
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.addClass('OxInterface')
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.css({
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left: self.interfaceLeft + 'px',
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top: self.interfaceTop + 'px',
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width: self.interfaceWidth + 'px',
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height: '20px'
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})
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.bindEvent({
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drag: function(data) {
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mousedown(data);
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},
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dragend: function(data) {
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self.triggered = false;
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mousedown(data);
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},
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mousedown: mousedown
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})
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.appendTo(that);
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self.$interface.$tooltip.css({
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textAlign: 'center'
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});
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if (self.options.mode == 'player') {
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self.$positionMarker = $('<div>')
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.addClass('OxMarkerPlay' + (self.options.paused ? ' OxPaused' : ''))
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.append($('<div>').append($('<div>')))
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.appendTo(that.$element);
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} else {
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self.$positionMarker = $('<img>')
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.addClass('OxMarkerPosition')
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.attr({
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src: Ox.UI.getImageURL('markerPosition')
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})
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.appendTo(that.$element);
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}
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setPositionMarker();
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if (self.options.mode == 'editor') {
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self.$pointMarker = {};
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['in', 'out'].forEach(function(point) {
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var titlecase = Ox.toTitleCase(point);
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self.$pointMarker[point] = $('<img>')
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.addClass('OxMarkerPoint' + titlecase)
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.attr({
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src: Ox.UI.getImageURL('marker' + titlecase)
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})
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.appendTo(that.$element);
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setPointMarker(point);
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});
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}
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function getPosition(e) {
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var position = (
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(e.offsetX ? e.offsetX : e.clientX - $(e.target).offset().left)
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- (self.options.mode == 'player' ? 8 : 0)
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) * self.options.duration / self.imageWidth;
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return Ox.limit(position, 0, self.options.duration);
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}
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function getSubtitle(position) {
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var subtitle = '';
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Ox.forEach(self.options.subtitles, function(v) {
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if (v['in'] <= position && v.out > position) {
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subtitle = v;
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Ox.Break();
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}
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});
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return subtitle;
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}
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function getTimelineImage() {
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return Ox.SmallVideoTimelineImage({
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duration: self.options.duration,
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imageURL: self.options.imageURL,
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'in': self.options['in'],
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mode: self.options.mode,
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out: self.options.out,
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results: self.options.results,
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subtitles: self.options.subtitles,
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state: self.options.state,
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type: self.options.type,
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width: self.imageWidth
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})
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.css({
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position: 'absolute',
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left: self.imageLeft + 'px',
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width: self.imageWidth + 'px'
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});
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}
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function getTooltip(e) {
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var position = getPosition(e),
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subtitle = getSubtitle(position);
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return subtitle
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? '<span class=\'OxBright\'>' + Ox.highlight(
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subtitle.text, self.options.find, 'OxHighlight'
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).replace(/\n/g, '<br/>') + '</span><br/>'
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+ Ox.formatDuration(
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subtitle['in'], self.options.showMilliseconds
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) + ' - ' + Ox.formatDuration(
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subtitle['out'], self.options.showMilliseconds
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)
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: Ox.formatDuration(position, self.options.showMilliseconds);
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}
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function mousedown(e) {
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if (!self.options.disabled && $(e.target).is('.OxInterface')) {
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self.options.position = getPosition(e);
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setPositionMarker();
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if (!self.triggered) {
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that.triggerEvent('position', {
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position: self.options.position
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});
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self.triggered = true;
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setTimeout(function() {
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self.triggered = false;
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}, 250);
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}
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}
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}
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function setPointMarker(point) {
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self.$pointMarker[point].css({
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left: self.imageLeft + Math.round(
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self.options[point] * self.imageWidth / self.options.duration
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) + 'px'
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});
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}
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function setPositionMarker() {
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self.$positionMarker.css({
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left: self.interfaceLeft + Math.round(
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self.options.position * self.imageWidth / self.options.duration
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) - (self.options.mode == 'editor' ? 5 : 0) + self.options._offset + 'px'
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});
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}
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function setWidth() {
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self.imageWidth = self.options.width -
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(self.options.mode == 'player' ? 16 : 8);
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self.interfaceWidth = self.options.mode == 'player' ?
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self.options.width : self.imageWidth;
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that.css({
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width: self.options.width + 'px'
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});
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self.$image.options({
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width: self.imageWidth
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}).css({
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width: self.imageWidth + 'px'
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});
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self.$interface.css({
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width: self.interfaceWidth + 'px'
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});
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setPositionMarker();
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if (self.options.mode == 'editor') {
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setPointMarker('in');
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setPointMarker('out');
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}
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}
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return that;
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};
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