2 * mvSequencer.js Created on Oct 17, 2007
4 * All Metavid Wiki code is Released under the GPL2
5 * for more info visit http://metavid.org/wiki/Code
8 * @email mdale@wikimedia.org
10 * further developed in open source development partnership with kaltura.
11 * more info at http://kaltura.com & http://kaltura.org
14 * is a basic embeddeble sequencer.
15 * extends the playlist with drag/drop/sortable/add/remove functionality
16 * editing of annotative content (mostly for wiki)
17 * enables more dynamic layouts
18 * exports back out to json or inline format
22 "mwe-menu_clipedit" : "Edit media",
23 "mwe-menu_transition" : "Transitions and effects",
24 "mwe-menu_cliplib" : "Add media",
25 "mwe-menu_resource_overview" : "Resource overview",
26 "mwe-menu_options" : "Options",
27 "mwe-loading_timeline" : "Loading timeline <blink>...<\/blink>",
28 "mwe-loading_user_rights" : "Loading user rights <blink>...<\/blink>",
29 "mwe-no_edit_permissions" : "You do not have permissions to save changes to this sequence",
30 "mwe-edit_clip" : "Edit clip",
31 "mwe-edit_save" : "Save sequence changes",
32 "mwe-saving_wait" : "Save in progress (please wait)",
33 "mwe-save_done" : "Save complete",
34 "mwe-edit_cancel" : "Cancel sequence edit",
35 "mwe-edit_cancel_confirm" : "Are you sure you want to cancel your edit? Changes will be lost.",
36 "mwe-zoom_in" : "Zoom in",
37 "mwe-zoom_out" : "Zoom out",
38 "mwe-cut_clip" : "Cut clips",
39 "mwe-expand_track" : "Expand track",
40 "mwe-collapse_track" : "Collapse track",
41 "mwe-play_from_position" : "Play from playline position",
42 "mwe-pixle2sec" : "pixels to seconds",
43 "mwe-rmclip" : "Remove clip",
44 "mwe-clip_in" : "clip in",
45 "mwe-clip_out" : "clip out",
46 "mwe-welcome_to_sequencer" : "<h3>Welcome to the sequencer demo<\/h3> Very <b>limited<\/b> functionality right now. Not much documentation yet either.",
47 "mwe-no_selected_resource" : "<h3>No resource selected<\/h3> Select a clip to enable editing.",
48 "mwe-error_edit_multiple" : "<h3>Multiple resources selected<\/h3> Select a single clip to edit it.",
49 "mwe-editor_options" : "Editor options",
50 "mwe-editor_mode" : "Editor mode",
51 "mwe-simple_editor_desc" : "simple editor (iMovie style)",
52 "mwe-advanced_editor_desc" : "advanced editor (Final Cut style)",
53 "mwe-other_options" : "Other options",
54 "mwe-contextmenu_opt" : "Enable context menus",
55 "mwe-sequencer_credit_line" : "Developed by <a href=\"http:\/\/kaltura.com\">Kaltura, Inc.<\/a> in partnership with the <a href=\"http:\/\/wikimediafoundation.org\/wiki\/Home\">Wikimedia Foundation<\/a> (<a href=\"#\">more information<\/a>)."
57 //used to set default values and validate the passed init object
58 var sequencerDefaultValues = {
60 instance_name:'mvSeq', //for now only one instance by name mvSeq is allowed
62 target_sequence_container:null,//text value (so that its a valid property)
63 target_form_text: null,
65 //what is our save mode:
66 // can save to 'api' url or 'form'
69 video_container_id:'mv_video_container',
74 sequence_tools_id:'mv_sequence_tools',
75 timeline_id:'mv_timeline',
79 timeline_scale:.06, //in pixel to second ratio ie 100pixles for every ~30seconds
80 timeline_duration:500, //default timeline length in seconds
82 track_thumb_height:60,
85 //default timeline mode: "story" (i-movie like) or "time" (finalCut like)
86 timeline_mode:'storyboard',
88 track_clipThumb_height:80, // how large are the i-movie type clips
90 base_adj_duration:.5, //default time to subtract or add when adjusting clips.
92 //default clipboard is empty:
93 clipboard:new Array(),
94 //stores the clipboard edit token (if user has rights to edit their User page)
95 clipboardEditToken:null,
96 //stores the sequence edit token (if user has rights to edit the current sequence)
97 sequenceEditToken:null,
98 //the time the sequence was last touched (grabbed at time of startup)
99 sequenceTouchedTime:null,
103 //Msg are all the language specific values ...
104 // (@@todo overwrite by msg values preloaded in the page)
105 //tack/clips can be pushed via json or inline playlist format
106 inline_playlist:'null', //text value so its a valid property
107 inline_playlist_id:'null',
110 edit_stack:new Array(),
112 //trackObj used to payload playlist Track Object (when inline not present)
115 var mvSequencer = function(iObj) {
116 return this.init(iObj);
118 //set up the mvSequencer object
119 mvSequencer.prototype = {
120 //the menu_items Object contains: default html, js setup/loader functions
125 'js': function(this_seq){
126 this_seq.doEditSelectedClip();
128 'click_js':function( this_seq ){
129 this_seq.doEditSelectedClip();
134 'html' : '<h3>' + gM('mwe-menu_transition') + '</h3>',
135 'js':function(this_seq){
136 this_seq.doEditTransitionSelectedClip();
138 'click_js':function(this_seq){
139 //highlight the transition of the selected clip:
140 this_seq.doEditTransitionSelectedClip();
145 'html': gM('mwe-loading_txt'),
146 'js':function( this_seq ){
147 //load the search interface with sequence tool targets
149 'remoteSearchDriver',
150 'seqRemoteSearchDriver'
152 this_seq.mySearch = new seqRemoteSearchDriver(this_seq);
153 this_seq.mySearch.doInitDisplay();
159 'html' : '<h3>' + gM('mwe-menu_options') + '</h3>' +
160 gM('mwe-editor_mode') + '<br> ' +
161 '<blockquote><input type="radio" value="simple_editor" name="opt_editor">' +
162 gM('mwe-simple_editor_desc') + ' </blockquote>' +
163 '<blockquote><input type="radio" value="advanced_editor" name="opt_editor">' +
164 gM('mwe-advanced_editor_desc') + ' </blockquote>'+
165 gM('mwe-other_options') + '<br>' +
166 '<blockquote><input type="checkbox" value="contextmenu_opt" name="contextmenu_opt">' +
167 gM('mwe-contextmenu_opt') + ' </blockquote>',
168 'js':function(this_seq){
169 $j('#options_ic input[value=\'simple_editor\']').attr({
170 'checked':(this_seq.timeline_mode=='storyboard')?true:false
172 this_seq.doSimpleTl();
174 $j('#options_ic input[value=\'advanced_editor\']').attr({
175 'checked':( this_seq.timeline_mode=='time' )?true:false
177 this_seq.doAdvancedTl();
179 //set up the options for context menus
184 //set up initial key states:
185 key_shift_down:false,
189 init:function( iObj ){
190 //set up pointer to this_seq for current scope:
192 //set the default values:
193 for(var i in sequencerDefaultValues){
194 this[ i ] = sequencerDefaultValues[i];
197 //js_log('on '+ i + ' :' + iObj[i]);
198 if(typeof sequencerDefaultValues[i] != 'undefined'){ //make sure its a valid property
203 //check for sequence_container
204 if($j(this.target_sequence_container).length === 0){
205 js_log("Error: missing target_sequence_container");
209 //$j(this.target_sequence_container).css('position', 'relative');
210 this['base_width'] = $j(this.target_sequence_container).width();
211 this['base_height'] = $j(this.target_sequence_container).height();
213 //add the container divs (with basic layout ~universal~
214 $j(this.target_sequence_container).html(''+
215 '<div id="' + this.video_container_id + '" style="position:absolute;right:0px;top:0px;' +
216 'width:' + this.video_width + 'px;height:'+this.video_height+'px;border:solid thin blue;background:#FFF;font-color:black;"/>'+
217 '<div id="' + this.timeline_id + '" class="ui-widget ui-widget-content ui-corner-all" style="position:absolute;' +
218 'left:0px;right:0px;top:'+(this.video_height+34)+'px;bottom:35px;overflow:auto;">'+
219 gM('mwe-loading_timeline')+ '</div>'+
220 '<div class="seq_status" style="position:absolute;left:0px;width:300px;"></div>'+
221 '<div class="seq_save_cancel" style="position:absolute;'+
222 'left:5px;bottom:0px;height:25px;">'+
223 gM('mwe-loading_user_rights') +
225 '<div class="about_editor" style="position:absolute;right:5px;bottom:7px;">' +
226 gM('mwe-sequencer_credit_line') +
228 '<div id="'+this.sequence_tools_id+'" style="position:absolute;' +
229 'left:0px;right:'+(this.video_width+15)+'px;top:0px;height:'+(this.video_height+23)+'px;"/>'
234 /*js_log('set: '+this.target_sequence_container + ' html to:'+ "\n"+
235 $j(this.target_sequence_container).html()
237 //first check if we got a cloned PL object:
238 //(when the editor is invoked with the plalylist already on the page)
239 //@@NOT WORKING... (need a better "clone" function)
240 /*if( this.plObj != 'null' ){
241 js_log('found plObj clone');
242 //extend with mvSeqPlayList object:
243 this.plObj = new mvSeqPlayList(this.plObj);
244 js_log('mvSeqPlayList added: ' + this.plObj.org_control_height );
245 $j('#'+this.video_container_id).get(0).attachNode( this.plObj );
246 this.plObj.getHTML();
247 this.checkReadyPlObj();
251 //else check for source based sequence editor (a clean page load of the editor)
252 if( this.mv_pl_src != 'null' ) {
253 js_log( ' pl src:: ' + this.mv_pl_src );
254 var src_attr=' src="' + this.mv_pl_src+'" ';
256 js_log( ' null playlist src .. (start empty) ');
259 $j('#'+this.video_container_id).html('<playlist ' + src_attr +
260 ' style="width:' + this.video_width + 'px;height:' + this.video_height + 'px;" '+
261 ' controls="false" id="' + this.plObj_id + '" />');
262 rewrite_by_id( this.plObj_id );
263 setTimeout(this.instance_name +'.checkReadyPlObj()', 25);
265 updateSeqSaveButtons:function(){
267 if( this.sequenceEditToken ){
268 $j(this.target_sequence_container+' .seq_save_cancel').html(
269 $j.btnHtml( gM('mwe-edit_save'), 'seq_edit_save', 'close') + ' ' +
270 $j.btnHtml( gM('mwe-edit_cancel'), 'seq_edit_cancel', 'close')
273 $j(this.target_sequence_container+' .seq_save_cancel').html( cancel_button + gM('mwe-no_edit_permissions') );
276 $j(this.target_sequence_container +' .seq_edit_cancel').unbind().click(function(){
277 var x = window.confirm( gM('mwe-edit_cancel_confirm') );
279 _this.closeModEditor();
281 //close request canceled.
284 $j(this.target_sequence_container +' .seq_edit_save').unbind().click(function(){
285 //pop up progress dialog ~requesting edit line summary~
286 //remove any other save dialog
287 $j('#seq_save_dialog').remove();
288 $j('body').append('<div id="seq_save_dialog" title="'+ gM('mwe-edit_save') +'">' +
289 '<span class="mw-summary">'+
290 '<label for="seq_save_summary">Edit summary: </label>' +
292 '<input id="seq_save_summary" tabindex="1" maxlength="200" value="" size="30" name="seq_save_summary"/>'+
295 $j('#seq_save_dialog').dialog({
303 'title' : _this.plObj.mTitle,
304 //the text is the sequence XML + the description
305 'text' : _this.getSeqOutputHLRDXML() + "\n" +
306 _this.plObj.wikiDesc,
307 'token' : _this.sequenceEditToken,
308 'summary' : $j('#seq_save_summary').val()
310 //change to progress bar and save:
311 $j('#seq_save_dialog').html('<div class="progress" /><br>' +
312 gM('mwe-saving_wait')
314 $j('#seq_save_dialog .progress').progressbar({
317 //run the Seq Save Request:
320 'url' : _this.getLocalApiUrl()
322 $j('#seq_save_dialog').html( gM('mwe-save_done') );
323 $j('#seq_save_dialog').dialog('option',
327 window.location.reload();
329 "Do More Edits": function() {
330 $j(this).dialog("close");
336 $j(this).dialog('close');
342 //display a menu item (hide the rest)
343 disp:function( item, dispCall ){
344 js_log('menu_item disp: ' + item);
345 this.disp_menu_item = item;
346 //update the display and item state:
347 if(this.menu_items[item]){
348 //update the tabs display:
350 $j("#seq_menu").tabs('select', this.menu_items[item].inx);
352 this.menu_items[item].d = 1;
353 //do any click_js actions:getInsertControl
354 if( this.menu_items[item].click_js )
355 this.menu_items[item].click_js( this );
358 //setup the menu items:
359 setupMenuItems:function(){
360 js_log('loadInitMenuItems');
362 //do all the menu_items setup: @@we could defer this to once the menu item is requested
363 for( var i in this.menu_items ){
364 if( this.menu_items[i].js )
365 this.menu_items[i].js( this );
368 renderTimeLine:function(){
369 //empty out the top level html:
370 $j('#'+this.timeline_id).html('');
371 //add html general for timeline
372 if( this.timeline_mode == 'time'){
373 $j('#'+this.timeline_id).html(''+
374 '<div id="'+this.timeline_id+'_left_cnt" class="mv_tl_left_cnt">'+
375 '<div id="'+this.timeline_id+'_head_control" style="position:absolute;top:0px;left:0px;right:0px;height:30px;">' +
376 '<a title="'+gM('mwe-play_from_position')+'" href="javascript:'+this.instance_name+'.play_jt()">'+
377 '<img style="width:16px;height:16px;border:0" src="' + mv_embed_path + 'images/control_play_blue.png">'+
379 '<a title="'+gM('mwe-zoom_in')+'" href="javascript:'+this.instance_name+'.zoom_in()">'+
380 '<img style="width:16px;height:16px;border:0" src="' + mv_embed_path + 'images/zoom_in.png">'+
382 '<a title="'+gM('mwe-zoom_out')+'" href="javascript:'+this.instance_name+'.zoom_out()">'+
383 '<img style="width:16px;height:16px;border:0" src="' + mv_embed_path + 'images/zoom_out.png">'+
385 '<a title="'+gM('mwe-cut_clip')+'" href="javascript:'+this.instance_name+'.cut_mode()">'+
386 '<img style="width:16px;height:16px;border:0" src="' + mv_embed_path + 'images/cut.png">'+
390 '<div id="'+this.timeline_id+'_tracks" class="mv_seq_tracks">' +
391 '<div id="'+this.timeline_id+'_head_jump" class="mv_head_jump" style="position:absolute;top:0px;left:0px;height:20px;"></div>'+
392 '<div id="'+this.timeline_id+'_playline" class="mv_playline"></div>'+
395 //add playlist hook to update timeline
396 this.plObj.update_tl_hook = this.instance_name+'.update_tl_hook';
400 for(var i in this.plObj.tracks){
401 var track = this.plObj.tracks[i];
402 //js_log("on track: "+ i + ' t:'+ $j('#'+this.timeline_id+'_left_cnt').html() );
403 //set up track based on disp type
404 switch(track.disp_mode){
405 case 'timeline_thumb':
407 var exc_img = 'opened';
408 var exc_action='close';
409 var exc_msg = gM('mwe-collapse_track');
413 var exc_img = 'closed';
414 var exc_action='open';
415 var exc_msg = gM('mwe-expand_track');
419 $j('#'+this.timeline_id+'_left_cnt').append(
420 '<div id="track_cnt_'+i+'" style="top:'+top_pos+'px;height:'+track_height+'px;" class="track_name">'+
421 '<a id="mv_exc_'+i+'" title="'+exc_msg+'" href="javascript:'+this_sq.instance_name+'.exc_track('+i+',\''+exc_action+'\')">'+
422 '<img id="'+this_sq.timeline_id+'_close_expand" style="width:16px;height:16px;border:0" '+
423 ' src="'+mv_embed_path + 'images/'+exc_img+'.png">'+
427 //also render the clips in the trackset container: (thumb or text view)
428 $j('#'+this.timeline_id+'_tracks').append(
429 '<div id="container_track_'+i+'" style="top:'+top_pos+'px;height:'+(track_height+2)+'px;left:0px;right:0px;" class="container_track" />'
431 top_pos+=track_height+20;
434 if( this.timeline_mode=='storyboard'){
435 var top_pos=this.plObj.org_control_height;
437 for(var i in this.plObj.tracks){
438 var track_height=this.track_clipThumb_height;
439 var timeline_id = this.timeline_id
440 //add in play box and container tracks
441 $j('#'+timeline_id).append(''+
442 '<div id="interface_container_track_' + i + '" ' +
443 ' style="position:absolute;top:25px;height:'+(track_height+30)+'px;left:10px;right:0px;"' +
445 '<div id="container_track_'+i+'" style="position:relative;top:0px;' +
446 'height:'+(track_height+30)+'px;left:0px;right:0px;" class="container_track">' +
448 '<div id="' + timeline_id + '_playline" class="mv_story_playline">' +
449 '<div class="mv_playline_top"/>'+
453 top_pos+=track_height+20;
457 //once playlist is ready continue
458 checkReadyPlObj:function(){
459 //set up pointers from sequencer to pl obj
460 this.plObj = $j('#'+ this.plObj_id ).get(0);
461 //& from seq obj to sequencer
462 this.plObj.pSeq = this;
465 if( ! this.plObj.loading )
468 //else keep checking for the playlist to be ready
469 if( this.plObj.loading ){
470 if(this.plReadyTimeout==200){
471 js_error('error playlist never ready');
473 this.plReadyTimeout++;
474 setTimeout(this.instance_name +'.checkReadyPlObj()', 25);
478 getLocalApiUrl:function(){
479 return this.plObj.interface_url;
481 plReadyInit:function(){
483 js_log('plReadyInit');
484 js_log( this.plObj );
485 //give the playlist a pointer to its parent seq:
486 this.plObj['seqObj'] = this;
488 //update playlist (if its empty right now)
489 if(this.plObj.getClipCount()==0){
490 $j('#'+this.plObj_id).html('empty playlist');
493 //propagate the edit tokens
494 //if on an edit page just grab from the form:
495 this.sequenceEditToken = $j('input[wpEditToken]').val();
497 if(typeof this.sequenceEditToken == 'undefined' && this.getLocalApiUrl()!=null){
498 get_mw_token(_this.plObj.mTitle, _this.getLocalApiUrl(),
501 _this.sequenceEditToken = token;
502 _this.updateSeqSaveButtons();
506 get_mw_token(_this.plObj.mTalk, _this.getLocalApiUrl(),
508 _this.clipboardEditToken = token;
511 //also grab permissions for sending clipboard commands to the server
513 //(calling the sequencer inline) try and get edit token via api call:
514 //(somewhat fragile way to get at the api... should move to config
515 /*var token_url = this.plObj.interface_url.replace(/index\.php/, 'api.php');
516 token_url += '?action=query&format=xml&prop=info&intoken=edit&titles=';
519 url: token_url + this_seq.plObj.mTitle,
520 success:function(data){
521 var pageElm = data.getElementsByTagName('page')[0];
522 if( $j(pageElm).attr('edittoken') ){
523 this_seq.sequenceEditToken = $j(pageElm).attr('edittoken');
528 //also grab permissions for sending clipboard commands to the server
531 url: token_url + this_seq.plObj.mTalk,
532 success:function(data){
533 var pageElm = data.getElementsByTagName('page')[0];
534 if( $j(pageElm).attr('edittoken') ){
535 this_seq.clipboardEditToken = $j(pageElm).attr('edittoken');
542 //render the menu tabs::
543 var item_containers ='';
545 var selected_tab = 0;
547 var o='<div id="seq_menu" style="width:100%;height:100%">';
549 for(var tab_id in this.menu_items){
550 menu_item = this.menu_items[tab_id];
554 _this.disp_menu_item =tab_id;
558 '<a id="mv_menu_item_'+tab_id+'" href="#' + tab_id + '_ic">'+gM('mwe-menu_' + tab_id ) + '</a>' +
561 tabc += '<div id="' + tab_id + '_ic" style="overflow:auto;height:268px;" >';
562 tabc += (menu_item.html) ? menu_item.html : '<h3>' + gM('mwe-menu_'+tab_id) + '</h3>';
568 $j('#'+this.sequence_tools_id).html( o );
571 $j("#seq_menu").tabs({
572 selected:selected_tab,
573 select: function(event, ui) {
574 _this.disp( $j(ui.tab).attr('id').replace('mv_menu_item_', ''), true );
577 }).find(".ui-tabs-nav").sortable({ axis : 'x' });
580 //render the timeline
581 this.renderTimeLine();
582 this.do_refresh_timeline();
584 //load init content into containers
585 this.setupMenuItems();
587 this.doFocusBindings();
589 //set up key bidnings
590 $j(window).keydown(function(e){
591 js_log('pushed down on:' + e.which);
593 _this.key_shift_down = true;
596 _this.key_ctrl_down = true;
598 if( (e.which == 67 && _this.key_ctrl_down) && !_this.inputFocus)
599 _this.copySelectedClips();
601 if( (e.which == 88 && _this.key_ctrl_down) && !_this.inputFocus)
602 _this.cutSelectedClips();
604 //paste cips on v + ctrl while not focused on a text area:
605 if( (e.which == 86 && _this.key_ctrl_down) && !_this.inputFocus)
606 _this.pasteClipBoardClips();
609 $j(window).keyup(function(e){
610 js_log('key up on ' + e.which);
611 //user let go of "shift" turn off multi-select
613 _this.key_shift_down = false;
616 _this.key_ctrl_down = false;
618 //escape key (for now deselect)
620 _this.deselectClip();
623 //backspace or delete key while not focused on a text area:
624 if( (e.which == 8 || e.which == 46) && !_this.inputFocus)
625 _this.removeSelectedClips();
628 //check all nodes for focus
629 //@@todo it would probably be faster to search a given subnode instead of all text
630 doFocusBindings:function(){
632 //if an input or text area has focus disable delete key binding
633 $j("input,textarea").focus(function () {
634 js_log("inputFocus:true");
635 _this.inputFocus = true;
637 $j("input,textarea").blur( function () {
638 js_log("inputFocus:blur");
639 _this.inputFocus = false;
642 update_tl_hook:function(jh_time_ms){
643 //put into seconds scale:
644 var jh_time_sec_float = jh_time_ms/1000;
645 //render playline at given time
646 //js_log('tl scale: '+this.timeline_scale);
647 $j('#'+this.timeline_id+'_playline').css('left', Math.round(jh_time_sec_float/this.timeline_scale)+'px' );
648 //js_log('at time:'+ jh_time_sec + ' px:'+ Math.round(jh_time_sec_float/this.timeline_scale));
650 /*returns a xml or json representation of the current sequence */
651 getSeqOutputJSON:function(){
652 js_log('json output:');
654 getSeqOutputHLRDXML:function(){
655 var o='<sequence_hlrd>' +"\n";
658 for(var i in this.plObj.transitions){
659 if( this.plObj.transitions[i] ){
660 var tObj = this.plObj.transitions[i].getAttributeObj();
661 o+="\t\t<transition ";
663 o+=' '+j+'="' + tObj[j] + '"\n\t\t';
665 o+='/>'+"\n"; //transitions don't have children
673 for(var i in this.plObj.tracks){
674 var curTrack = this.plObj.tracks[i];
676 var tAttr = curTrack.getAttributeObj();
678 o+=' '+j+'="' + tAttr[j] + '"\n\t\t\t';
681 for( var k in curTrack.clips ){
682 var curClip = curTrack.clips[k];
684 var cAttr = curClip.getAttributeObj();
687 var val = (j=='transIn' || j=='transOut') ? cAttr[j].id : cAttr[j];
688 o+=lt + j+'="' + val + '"';
691 o+=">\n" //close the clip
692 for(var pName in curClip.params){
693 var pVal = curClip.params[pName];
694 o+="\t\t\t" + '<param name="'+ pName + '">' + pVal + '</param>' + "\n";
702 o+='</sequence_hlrd>';
706 editClip:function(track_inx, clip_inx){
707 var cObj = this.plObj.tracks[ track_inx ].clips[ clip_inx ];
708 this.doEditClip( cObj );
710 doEditTransitionSelectedClip:function(){
712 js_log("f:doEditTransitionSelectedClip:" + $j('.mv_selected_clip').length);
713 if( $j('.mv_selected_clip').length == 1){
714 _this.doEditTransition( _this.getClipFromSeqID( $j('.mv_selected_clip').parent().attr('id') ) );
715 }else if( $j('.mv_selected_clip').length === 0){
716 //no clip selected warning:
717 $j('#transition_ic').html( gM('mwe-no_selected_resource') );
719 //multiple clip selected warning:
720 $j('#transition_ic').html( gM('mwe-error_edit_multiple') );
723 doEditSelectedClip:function(){
724 js_log("f:doEditSelectedClip:");
725 //and only one clip selected
726 if( $j('.mv_selected_clip').length == 1){
727 this.doEditClip( this.getClipFromSeqID( $j('.mv_selected_clip').parent().attr('id') ) );
728 }else if( $j('.mv_selected_clip').length === 0){
729 //no clip selected warning:
730 $j('#clipedit_ic').html( gM('mwe-no_selected_resource') );
732 //multiple clip selected warning:
733 $j('#clipedit_ic').html( gM('mwe-error_edit_multiple') );
736 doEditTransition:function( cObj ){
737 js_log("sequence:doEditTransition");
739 mv_get_loading_img( '#transitions_ic' );
744 //no idea why this works / is needed.
745 var localSeqRef = _this;
746 _this.myEffectEdit = new mvTimedEffectsEdit({
748 'control_ct' : 'transition_ic',
753 //updates the clip details div if edit resource is set
754 doEditClip:function( cObj){
757 //set default edit action (maybe edit_action can be sent via by context click)
758 var edit_action = 'fileopts';
760 mv_get_loading_img( '#clipedit_ic' );
761 //load the clipEdit library if not already loaded:
765 _this.myClipEditor = {};
766 //setup the cliploader
767 _this.myClipEditor = new mvClipEdit({
769 'control_ct' : 'clipedit_ic',
770 'clip_disp_ct' : cObj.id,
771 'edit_action' : edit_action,
773 'profile' : 'sequence'
777 //save new clip segment
778 saveClipEdit:function(){
779 //saves the clip updates
781 closeModEditor:function(){
782 //unset the sequencer
783 _global['mvSeq'] = null;
784 $j(this.target_sequence_container + ',.ui-widget-overlay').remove();
786 pasteClipBoardClips:function(){
787 js_log('f:pasteClipBoardClips');
788 //@@todo query the server for updated clipboard
789 //paste before the "current clip"
790 this.addClips( this.clipboard, this.plObj.cur_clip.order );
792 copySelectedClips:function(){
794 //set all the selected clips
795 this.clipboard = new Array();
796 $j('.mv_selected_clip').each(function(){
797 //add each clip to the clip board:
798 var cur_clip = this_seq.getClipFromSeqID( $j(this).parent().attr('id') );
799 this_seq.clipboard.push( cur_clip.getAttributeObj() );
801 //upload clipboard to the server (if possible)
802 if( parseUri( document.URL ).host != parseUri( this_seq.plObj.interface_url ).host ){
803 js_log('error: presently we can\'t copy clips across domains');
805 //@@we need a api entry point to store a "clipboard"
806 if( this_seq.clipboardEditToken && this_seq.plObj.interface_url ){
807 var req_url = this_seq.plObj.interface_url.replace(/api.php/, 'index.php') + '?action=ajax&rs=mv_seqtool_clipboard&rsargs[]=copy';
812 "clipboard_data": $j.toJSON( this_seq.clipboard ),
813 "clipboardEditToken": this_seq.clipboardEditToken
815 success:function(data){
817 js_log('did clipboard push ' + $j.toJSON( this_seq.clipboard ) );
821 js_log('error: no clipboardEditToken to uplaod clipboard to server');
825 cutSelectedClips:function(){
826 this.copySelectedClips();
827 this.removeSelectedClips();
829 removeSelectedClips:function(){
830 var remove_clip_ary=new Array();
831 //remove selected clips from display
832 $j('.container_track .mv_selected_clip').each(function(){
833 //grab the track index from the id (assumes track_#_clip_#
834 remove_clip_ary.push ( $j(this).parent().attr('id').replace('track_','').replace('clip_','').split('_') );
836 if(remove_clip_ary.length !=0 )
837 this.removeClips(remove_clip_ary);
839 //doEdit selected clips (updated selected resource)
840 //@@todo refresh menu of current
841 this.doEditSelectedClip();
843 addClip:function( clip, before_clip_pos, track_inx){
844 this.addClips([clip], before_clip_pos, track_inx)
846 //add a single or set of clips
847 //to a given position and track_inx
848 addClips:function( clipSet, before_clip_pos, track_inx){
852 track_inx = this.plObj.default_track.inx;
855 before_clip_pos= this.plObj.default_track.getClipCount();
857 js_log("seq: add clip: at: "+ before_clip_pos + ' in track: ' + track_inx);
858 var cur_pos = before_clip_pos;
860 $j.each(clipSet, function(inx, clipInitDom){
861 var mediaElement = document.createElement('ref');
862 for(var i in clipInitDom){
863 js_log("set: " + i + ' to ' + clipInitDom[i]);
865 $j(mediaElement).attr(i, clipInitDom[i]);
867 if( this_seq.plObj.tryAddMedia( mediaElement, cur_pos, track_inx ) )
871 this.do_refresh_timeline();
873 removeClips:function( remove_clip_ary ){
875 var jselect = coma ='';
876 js_log('clip count before removal : ' + this_seq.plObj.default_track.clips.length + ' should remove ' + remove_clip_ary.length );
877 var afected_tracks = new Array();
878 //add order to track_clip before we start removing:
879 $j.each( remove_clip_ary, function(inx, track_clip){
880 remove_clip_ary[inx]['order'] = this_seq.plObj.tracks[ track_clip[0] ].clips[ track_clip[1] ].order;
882 $j.each( remove_clip_ary, function(inx, track_clip){
883 var track_inx = track_clip[0];
884 var clip_inx = track_clip[1];
885 var clip_rm_order = track_clip['order'];
886 js_log('remove t:' + track_inx + ' c:'+ clip_inx + ' id:' +' #track_'+track_inx+'_clip_'+clip_inx + ' order:' + clip_rm_order);
887 //remove the clips from the base tracks
888 for(var i in this_seq.plObj.tracks[ track_inx ].clips){
889 cur_clip = this_seq.plObj.tracks[ track_inx ].clips[i]
890 if(cur_clip.order == clip_rm_order){
891 this_seq.plObj.tracks[ track_clip[0] ].clips.splice( i, 1);
894 //add track to affected track list:
895 afected_tracks[ track_inx ]=true;
896 jselect += coma + '#track_' +track_inx + '_clip_' + clip_inx;
900 $j.each(afected_tracks, function(track_inx, affected){
901 this_seq.plObj.tracks[track_inx].reOrderClips();
904 js_log('clip count after removal : ' + this_seq.plObj.default_track.clips.length);
905 //animate the removal (@@todo should be able to call the resulting fadeOut only once without a flag)
906 var done_with_refresh=false;
907 $j(jselect).fadeOut("slow", function(){
908 if( !done_with_refresh )
909 this_seq.do_refresh_timeline();
910 done_with_refresh=true;
911 }).empty(); //empty to remove any persistent bindings
913 doEdit:function( editObj ){
914 //add the current editObj to the edit stack (should allow for "undo")
915 this.edit_stack.push( editObj );
916 //make the adjustments
917 this.makeAdjustment( editObj );
920 * takes adjust ment object with options:
921 * track_inx, clip_inx, start, end delta
923 makeAdjustment:function(e){
926 this.plObj.tracks[e.track_inx].clips[e.clip_inx].doAdjust('start', e.delta);
929 this.plObj.tracks[e.track_inx].clips[e.clip_inx].doAdjust('end', e.delta);
932 js_log('re render: '+e.track_inx);
933 //refresh the playlist after adjustment
934 this.do_refresh_timeline();
936 //@@todo set up key bindings for undo
938 var editObj = this.edit_stack.pop();
942 exc_track:function(inx,req){
945 $j('#mv_exc_'+inx).attr('href', 'javascript:'+this.instance_name+'.exc_track('+inx+',\'open\')');
946 $j('#mv_exc_'+inx + ' > img').attr('src',mv_embed_path + 'images/closed.png');
947 $j('#track_cnt_'+inx+',#container_track_'+inx).animate({height:this.track_text_height}, "slow",'',
949 this_seq.plObj.tracks[inx].disp_mode='text';
950 this_seq.render_tracks( inx );
952 }else if(req=='open'){
953 $j('#mv_exc_'+inx).attr('href', 'javascript:'+this.instance_name+'.exc_track('+inx+',\'close\')');
954 $j('#mv_exc_'+inx + ' > img').attr('src',mv_embed_path + 'images/opened.png');
955 $j('#track_cnt_'+inx+',#container_track_'+inx).animate({height:this.track_thumb_height}, "slow",'',
957 this_seq.plObj.tracks[inx].disp_mode='timeline_thumb';
958 this_seq.render_tracks(inx);
964 add_track:function(inx, track){
967 //toggle cut mode (change icon to cut)
969 js_log('do cut mode');
970 //add cut layer ontop of clips
972 doAdvancedTl:function(){
973 this.timeline_mode='time';
974 this.renderTimeLine();
975 this.do_refresh_timeline();
978 doSimpleTl:function(){
979 this.timeline_mode='storyboard';
980 this.renderTimeLine();
981 this.do_refresh_timeline();
984 //renders updates the timeline based on the current scale
985 render_tracks:function( track_inx ){
986 js_log("f::render track: "+track_inx);
988 //inject the tracks into the timeline (if not already there)
989 for(var track_id in this.plObj.tracks){
990 if( track_inx==track_id || typeof track_inx=='undefined' ){
991 //empty out the track container:
992 //$j('#container_track_'+track_id).empty();
993 var track_html=droppable_html='';
994 //set up per track vars:
995 var track = this.plObj.tracks[track_id];
998 //set up some constants for timeline_mode == storyboard:
999 if(this.timeline_mode == 'storyboard'){
1000 var frame_width = Math.round( this.track_clipThumb_height * 1.3333333 );
1001 var container_width = frame_width+60;
1005 for(var j in track.clips){
1006 clip = track.clips[j];
1007 //var img = clip.getClipImg('icon');
1008 if( this.timeline_mode == 'storyboard' ){
1009 clip.left_px = j*container_width;
1010 clip.width_px = container_width;
1011 var base_id = 'track_'+track_id+'_clip_'+j;
1012 track_html += '<span id="'+base_id+'" '+
1013 'class="mv_storyboard_container mv_clip_drag" '+
1015 'left:'+clip.left_px+'px;'+
1016 'height:' + (this.track_clipThumb_height+30) + 'px;' +
1017 'width:'+(container_width)+'px;" >';
1018 track_html += clip.embed.renderTimelineThumbnail({
1019 'width' : frame_width,
1020 'thumb_class' : 'mv_clip_thumb',
1021 'height':this.track_clipThumb_height,
1024 //render out edit button
1025 /*track_html+='<div class="clip_edit_button clip_edit_base clip_control"/>';*/
1027 //check if the clip has transitions
1031 if(clip.transIn || clip.transOut){
1032 if( clip.transIn && clip.transIn.getIconSrc )
1033 imsrc = clip.transIn.getIconSrc();
1034 //@@todo put transOut somewhere else
1035 if( clip.transOut && clip.transOut.getIconSrc )
1036 imsrc = clip.transOut.getIconSrc();
1038 imgHtml = '<img style="width:32px;height:32px" src="' + imsrc + '" />';
1040 //render out transition edit box
1041 track_html += '<div id="tb_' + base_id + '" class="clip_trans_box">' +
1045 //render out adjustment text
1046 /*track_html+='<div id="' + base_id + '_adj' + '" class="mv_adj_text" style="top:'+ (this.track_clipThumb_height+10 )+'px;">'+
1047 '<span class="mv_adjust_click" onClick="'+this.instance_name+'.adjClipDur(' + track_id + ',' + j + ',\'-\')" /> - </span>'+
1048 ( (clip.getDuration() > 60 )? seconds2npt(clip.getDuration()): clip.getDuration() ) +
1049 '<span class="mv_adjust_click" onClick="'+this.instance_name+'.adjClipDur(' + track_id + ',' + j + ',\'+\')" /> + </span>'+
1052 track_html+='</span>';
1055 //do timeline_mode rendering:
1056 if(this.timeline_mode == 'time'){
1057 clip.left_px = Math.round( cur_clip_time/this.timeline_scale);
1058 clip.width_px = Math.round( Math.round( clip.getDuration() )/this.timeline_scale);
1059 clip.height_px = 60;
1060 js_log('at time:' + cur_clip_time + ' left: ' +clip.left_px + ' clip dur: ' + Math.round( clip.getDuration() ) + ' clip width:' + clip.width_px);
1062 //for every clip_width pixle output image
1063 if(track.disp_mode=='timeline_thumb'){
1064 track_html+='<span id="track_'+track_id+'_clip_'+j+'" '+
1065 'class="mv_tl_clip mv_clip_drag" '+
1067 'left:' + clip.left_px + 'px;'+
1068 'width:'+ clip.width_px + 'px;'+
1069 'height:'+ clip.height_px + 'px" >';
1070 track_html+= this.render_clip_frames( clip );
1071 }else if(track.disp_mode=='text'){
1073 track_html+='<span id="track_'+track_id+'_clip_'+j+'" style="left:'+clip.left_px+'px;'+
1074 'width:'+clip.width_px+'px;background:'+clip.getColor()+
1075 '" class="mv_time_clip_text mv_clip_drag">'+clip.title;
1077 //add in per clip controls
1078 track_html+='<div title="'+gM('mwe-clip_in')+' '+clip.embed.start_ntp+'" class="ui-resizable-w ui-resizable-handle" style="width: 16px; height: 16px; left: 0px; top: 2px;background:url(\''+mv_embed_path+'images/application_side_contract.png\');" ></div>'+"\n";
1079 track_html+='<div title="'+gM('mwe-clip_out')+' '+clip.embed.end_ntp+'" class="ui-resizable-e ui-resizable-handle" style="width: 16px; height: 16px; right: 0px; top: 2px;background:url(\''+mv_embed_path+'images/application_side_expand.png\');" ></div>'+"\n";
1080 track_html+='<div title="'+gM('mwe-rmclip')+'" onClick="'+this.instance_name + '.removeClips(new Array([' + track_id + ',' + j + ']))" style="position:absolute;cursor:pointer;width: 16px; height: 16px; left: 0px; bottom:2px;background:url(\''+mv_embed_path+'images/delete.png\');"></div>'+"\n";
1081 track_html+='<span style="display:none;" class="mv_clip_stats"></span>';
1083 track_html+='</span>';
1084 //droppable_html+='<div id="dropBefore_'+i+'_c_'+j+'" class="mv_droppable" style="height:'+this.track_thumb_height+'px;left:'+clip.left_px+'px;width:'+Math.round(clip.width_px/2)+'px"></div>';
1085 //droppable_html+='<div id="dropAfter_'+i+'_c_'+j+'" class="mv_droppable" style="height:'+this.track_thumb_height+'px;left:'+(clip.left_px+Math.round(clip.width_px/2))+'px;width:'+(clip.width_px/2)+'px"></div>';
1086 cur_clip_time+=Math.round( clip.getDuration() ); //increment cur_clip_time
1091 //js_log("new htmL for track i: "+track_id + ' html:'+track_html);
1092 $j('#container_track_'+track_id).html( track_html );
1094 //apply transition click action
1095 $j('.clip_trans_box').click(function(){
1096 if($j(this).hasClass('mv_selected_transition')){
1097 $j(this).removeClass('mv_selected_transition');
1098 this_seq.deselectClip( $j(this).siblings('.mv_clip_thumb').get(0) );
1101 this_seq.deselectClip();
1102 $j('.clip_trans_box').removeClass('mv_selected_transition');
1103 $j(this).addClass("mv_selected_transition");
1104 $j(this).siblings('.mv_clip_thumb').addClass("mv_selected_clip");
1105 var sClipObj = this_seq.getClipFromSeqID( $j(this).parent().attr('id') );
1106 //jump to the current clip
1107 this_seq.plObj.updateCurrentClip( sClipObj );
1108 //display the transition edit tab:
1109 this_seq.disp( 'transition' );
1113 //apply edit button mouse over effect:
1114 $j('.clip_edit_button').hover(function(){
1115 $j(this).removeClass("clip_edit_base").addClass("clip_edit_over");
1117 $j(this).removeClass("clip_edit_over").addClass("clip_edit_base");
1118 }).click(function(){
1119 //deselect everything else:
1120 $j('.mv_selected_clip').each(function(inx, selected_clip){
1121 this_seq.deselectClip( this );
1124 var sClipObj = this_seq.getClipFromSeqID( $j(this).parent().attr('id') );
1125 this_seq.plObj.updateCurrentClip( sClipObj );
1126 //get the clip (siblings with mv_clip_thumb class)
1127 var cur_clip_elm = $j(this).siblings('.mv_clip_thumb');
1128 //select the clip (add mv_selected_clip if not already selected)
1129 if( ! $j( cur_clip_elm ).hasClass("mv_selected_clip") ){
1130 $j( cur_clip_elm ).addClass('mv_selected_clip');
1131 $j('#' + $j( cur_clip_elm ).parent().attr("id") + '_adj').fadeIn("fast");
1133 //display the edit tab:
1134 this_seq.disp( 'clipedit' );
1135 //display edit dialog:
1136 this_seq.doEditClip( sClipObj );
1139 //apply onClick edit controls:
1140 $j('.mv_clip_thumb').click(function(){
1141 var cur_clip_click = this;
1142 //if not in multi select mode remove all existing selections
1143 //(except for the current click which is handled down below)
1144 js_log(' ks: ' + this_seq.key_shift_down + ' ctrl_down:' +this_seq.key_ctrl_down);
1145 if( ! this_seq.key_shift_down && ! this_seq.key_ctrl_down){
1146 $j('.mv_selected_clip').each(function(inx, selected_clip){
1147 if( $j(this).parent().attr('id') != $j(cur_clip_click).parent().attr('id')
1148 || ( $j('.mv_selected_clip').length > 1 ) ){
1149 this_seq.deselectClip( this );
1155 var sClipObj = this_seq.getClipFromSeqID( $j(this).parent().attr('id') );
1156 this_seq.plObj.updateCurrentClip( sClipObj );
1157 if( $j(this).hasClass("mv_selected_clip") ){
1158 $j(this).removeClass("mv_selected_clip");
1159 $j('#' + $j(this).parent().attr("id") + '_adj').fadeOut("fast");
1161 $j(this).addClass('mv_selected_clip');
1162 $j('#' + $j(this).parent().attr("id") + '_adj').fadeIn("fast");
1164 //if shift select is down select the in-between clips
1165 if( this_seq.key_shift_down ){
1166 //get the min max of current selection (within the current track)
1168 var min_order = 999999999;
1169 $j('.mv_selected_clip').each(function(){
1170 var cur_clip = this_seq.getClipFromSeqID( $j(this).parent().attr('id') );
1172 if(cur_clip.order < min_order)
1173 min_order = cur_clip.order;
1174 if(cur_clip.order > max_order)
1175 max_order = cur_clip.order;
1177 //select all non-selected between max or min
1178 js_log('sOrder: ' + sClipObj.order + ' min:' + min_order + ' max:'+ max_order);
1179 if( sClipObj.order <= min_order ){
1180 for( var i = sClipObj.order; i <= max_order; i++ ){
1181 $j('#track_' + track_id + '_clip_' + i + ' > .mv_clip_thumb' ).addClass('mv_selected_clip');
1184 if( sClipObj.order >= max_order ){
1185 for( var i =min_order; i <= max_order; i++ ){
1186 $j('#track_' + track_id + '_clip_' + i + ' > .mv_clip_thumb' ).addClass('mv_selected_clip');
1190 this_seq.doEditSelectedClip();
1192 //add in control for time based display
1194 if(this.timeline_mode == 'time'){
1195 $j('.ui-resizable-handle').mousedown( function(){
1196 js_log('hid: ' + $j(this).attr('class'));
1197 this_seq.resize_mode = ($j(this).attr('class').indexOf('ui-resizable-e')!=-1)?
1198 'resize_end':'resize_start';
1201 var insert_key='na';
1203 //@@todo support multiple clips
1204 for(var j in track.clips){
1205 $j('#track_'+track_id+'_clip_'+j).draggable({
1207 containment:'#container_track_'+track_id,
1209 handle: ":not(.clip_control)",
1211 drag:function(e, ui){
1213 insert_key = this_seq.clipDragUpdate(ui, this);
1215 start:function(e,ui){
1216 js_log('start drag:' + this.id);
1217 //make sure we are ontop
1218 $j(this).css({top:'0px',zindex:10});
1220 stop:function(e, ui){
1221 $j(this).css({top:'0px',zindex:0});
1223 var id_parts = this.id.split('_');
1224 var track_inx = id_parts[1];
1225 var clip_inx = id_parts[3];
1226 var clips = this_seq.plObj.tracks[track_inx].clips;
1227 var cur_drag_clip = clips[clip_inx];
1229 if(insert_key!='na' && insert_key!='end' ){
1230 cur_drag_clip.order=insert_key-.5;
1231 }else if (insert_key=='end'){
1232 cur_drag_clip.order=clips.length;
1234 //reorder array based on new order
1235 clips.sort(sort_func);
1236 function sort_func(a, b){
1237 return a.order - b.order;
1239 //assign keys back to order:
1240 this_seq.plObj.tracks[track_inx].reOrderClips();
1242 this_seq.do_refresh_timeline();
1245 //add in resize hook if in time mode:
1246 if(this.timeline_mode == 'time'){
1247 $j('#track_'+track_id+'_clip_'+j).resizable({
1250 start: function(e,ui) {
1252 $j(this).css({'border':'solid thin red'});
1253 //fade In Time stats (end or start based on handle)
1254 //dragging east (adjusting end time)
1255 js_log( 'append to: '+ this.id);
1256 $j('#' + this.id + ' > .mv_clip_stats').fadeIn("fast");
1258 stop: function(e,ui) {
1259 js_log('stop resize');
1261 $j(this).css('border', 'solid thin white');
1263 var clip_drag = this;
1264 $j('#'+this.id+' > .mv_clip_stats').fadeOut("fast",function(){
1265 var id_parts = clip_drag.id.split('_');
1266 var track_inx = id_parts[1];
1267 var clip_inx = id_parts[3];
1270 type:this_seq.resize_mode,
1271 delta:this_seq.edit_delta,
1272 track_inx:track_inx,
1276 resize: function(e,ui) {
1277 //update time stats & render images:
1278 this_seq.update_clip_resize(this);
1283 $j('#container_track_'+track_id).width(Math.round( this.timeline_duration / this.timeline_scale));
1288 clipDragUpdate:function( ui, clipElm){
1289 var this_seq = this;
1291 var insert_key='na';
1292 //animate re-arrange by left position:
1293 //js_log('left: '+ui.position.left);
1294 //locate clip (based on clip duration not animate)
1295 var id_parts = clipElm.id.split('_');
1296 var track_inx = id_parts[1];
1297 var clip_inx = id_parts[3];
1298 var clips = this_seq.plObj.tracks[track_inx].clips;
1299 var cur_drag_clip = clips[clip_inx];
1300 var return_org = true;
1301 $j(clipElm).css('zindex',10);
1302 //find out where we are inserting and set left border to solid red thick
1303 for(var k in clips){
1304 if( ui.position.left > clips[k].left_px &&
1305 ui.position.left < (clips[k].left_px + clips[k].width_px)){
1307 //also make sure we are not where we started
1309 $j('#track_'+track_inx+'_clip_'+k).css('border-left', 'solid thick red');
1318 $j('#track_'+track_inx+'_clip_'+k).css('border-left', 'solid thin white');
1321 //if greater than the last k insert after
1322 if(ui.position.left > (clips[k].left_px + clips[k].width_px) &&
1324 $j('#track_'+track_inx+'_clip_'+k).css('border-right', 'solid thick red');
1327 $j('#track_'+track_inx+'_clip_'+k).css('border-right', 'solid thin white');
1331 deselectClip:function( clipElm ){
1333 $j('.mv_selected_clip').removeClass("mv_selected_clip");
1335 $j(clipElm).removeClass("mv_selected_clip");
1336 //make sure the transition sibling is removed:
1337 $j(clipElm).siblings('.clip_trans_box').removeClass( 'mv_selected_transition' );
1338 $j('#' + $j(clipElm).parent().attr("id") + '_adj').fadeOut("fast");
1341 getClipFromSeqID:function( clip_seq_id ){
1342 js_log('get id from: ' + clip_seq_id);
1343 var ct = clip_seq_id.replace('track_','').replace('clip_','').split('_');
1344 return this.plObj.tracks[ ct[0] ].clips[ ct[1] ];
1346 //renders clip frames
1347 render_clip_frames:function(clip, frame_offset_count){
1348 js_log('f:render_clip_frames: ' + clip.id + ' foc:' + frame_offset_count);
1349 var clip_frames_html='';
1350 var frame_width = Math.round(this.track_thumb_height*1.3333333);
1352 var pint = (frame_offset_count==null)?0:frame_offset_count*frame_width;
1354 //js_log("pinit: "+ pint+ ' < '+clip.width_px+' ++'+frame_width);
1355 for(var p=pint;p<clip.width_px;p+=frame_width){
1356 var clip_time = (p==0)?0:Math.round(p*this.timeline_scale);
1357 js_log('rendering clip frames: p:' +p+' pts:'+ (p*this.timeline_scale)+' time:' + clip_time + ' height:'+this.track_thumb_height);
1358 clip_frames_html+=clip.embed.renderTimelineThumbnail({
1359 'width': frame_width,
1360 'thumb_class':'mv_tl_thumb',
1361 'height': this.track_thumb_height,
1362 'size' : "icon", //set size to "icon" preset
1366 js_log('render_clip_frames:'+clip_frames_html);
1367 return clip_frames_html;
1369 update_clip_resize:function(clip_element){
1370 //js_log('update_clip_resize');
1371 var this_seq = this;
1372 var id_parts = clip_element.id.split('_');
1373 track_inx = id_parts[1];
1374 clip_inx = id_parts[3];
1376 var clip = this.plObj.tracks[ track_inx ].clips[ clip_inx ];
1378 //would be nice if getting the width did not flicker the border
1379 //@@todo do a work around e in resize function has some screen based offset values
1380 clip.width_px = $j(clip_element).width();
1381 var width_dif = clip.width_px - Math.round( Math.round( clip.getDuration() )/this.timeline_scale);
1382 //var left_px = $j(clip_element).css('left');
1384 var new_clip_dur = Math.round( clip.width_px*this.timeline_scale );
1385 var clip_dif = (new_clip_dur - clip.getDuration() );
1386 var clip_dif_str = (clip_dif >0)?'+'+clip_dif:clip_dif;
1387 //set the edit global delta
1388 this.edit_delta = clip_dif;
1391 clip_desc+='length: ' + seconds2npt(new_clip_dur) +'('+clip_dif_str+')';
1392 if(this_seq.resize_mode=='resize_end'){
1394 var new_end = seconds2npt(npt2seconds(clip.embed.end_ntp)+clip_dif);
1395 clip_desc+='<br>end time: ' + new_end;
1396 //also shift all the other clips (after the current)
1397 //js_log("track_inx: " + track_inx + ' clip inx:'+clip_inx);
1398 //$j('#container_track_'+track_inx+' > .mv_clip_drag :gt('+clip_inx+')').each(function(){
1399 $j('#container_track_'+track_inx+' > :gt('+clip_inx+')').each(function(){
1400 var move_id_parts = this.id.split('_');
1401 var move_clip = this_seq.plObj.tracks[move_id_parts[1]].clips[move_id_parts[3]];
1402 //js_log('should move:'+ this.id);
1403 $j(this).css('left', move_clip.left_px + width_dif);
1406 //expanding left (resize_start)
1407 var new_start = seconds2npt(npt2seconds(clip.embed.start_ntp)+clip_dif);
1408 clip_desc+='<br>start time: ' + new_start;
1411 //update clip stats:
1412 $j('#'+clip_element.id+' > .mv_clip_stats').html(clip_desc);
1413 var frame_width = Math.round(this.track_thumb_height*1.3333333);
1414 //check if we need to append some images:
1415 var frame_count = $j('#'+clip_element.id+' > img').length;
1416 if(clip.width_px > (frame_count * frame_width) ){
1417 //if dragging left append
1418 js_log('width_px:'+clip.width_px+' framecount:'+frame_count+' Xcw='+(frame_count * frame_width));
1419 $j('#'+clip_element.id).append(this.render_clip_frames(clip, frame_count));
1423 render_playheadhead_seeker:function(){
1424 js_log('render_playheadhead_seeker');
1425 //render out time stamps and time "jump" links
1426 //first get total width
1428 //remove the old one if its still there
1429 $j('#'+this.timeline_id +'_pl_control').remove();
1430 //render out a playlist clip wide and all the way to the right (only playhead and play button) (outside of timeline)
1431 $j(this.target_sequence_container).append('<div id="'+ this.timeline_id +'_pl_control"'+
1432 ' style="position:absolute;top:' + (this.plObj.height) +'px;'+
1433 'right:1px;width:'+this.plObj.width+'px;height:'+this.plObj.org_control_height+'" '+
1434 'class="videoPlayer"><div class="ui-widget ui-corner-bottom ui-state-default controls">'+
1435 this.plObj.getControlsHTML() +
1438 //update time and render out clip dividers .. should be used to show load progress
1439 this.plObj.updateBaseStatus();
1441 //once the controls are in the DOM add hooks:
1442 ctrlBuilder.addControlHooks(this.plObj);
1444 //render out the "jump" div
1445 if(this.timeline_mode=='time'){
1446 /*$j('#'+this.timeline_id+'_head_jump').width(pixle_length);
1447 //output times every 50pixles
1449 //output time-desc every 50pixles and jump links every 10 pixles
1451 for(i=0;i<pixle_length;i+=10){
1452 out+='<div onclick="'+this.instance_name+'.jt('+i*this.timeline_scale+');"' +
1453 ' style="z-index:2;position:absolute;left:'+i+'px;width:10px;height:20px;top:0px;"></div>';
1455 out+='<span style="position:absolute;left:'+i+'px;">|'+seconds2npt(Math.round(i*this.timeline_scale))+'</span>';
1462 jt:function( jh_time ){
1463 js_log('jt:' + jh_time);
1464 var this_seq = this;
1465 this.playline_time = jh_time;
1466 js_log('time: ' + seconds2npt(jh_time) + ' ' + Math.round(jh_time/this.timeline_scale));
1467 //render playline at given time
1468 $j('#'+this.timeline_id+'_playline').css('left', Math.round(jh_time/this.timeline_scale)+'px' );
1470 //update the thumb with the requested time:
1471 this.plObj.updateThumbTime( jh_time );
1473 //adjusts the current scale
1475 this.timeline_scale = this.timeline_scale*.75;
1476 this.do_refresh_timeline();
1477 js_log('zoomed in:'+this.timeline_scale);
1479 zoom_out:function(){
1480 this.timeline_scale = this.timeline_scale*(1+(1/3));
1481 this.do_refresh_timeline();
1482 js_log('zoom out: '+this.timeline_scale);
1484 do_refresh_timeline:function( preserve_selection ){
1485 js_log('Sequencer:do_refresh_timeline()');
1486 //@@todo should "lock" interface while refreshing timeline
1488 if(preserve_selection){
1489 $j('.mv_selected_clip').each(function(){
1490 pSelClips.push( $j(this).parent().attr('id') );
1494 this.plObj.getDuration( true );
1496 this.plObj.getHTML();
1498 this.render_playheadhead_seeker();
1499 this.render_tracks();
1500 this.jt(this.playline_time);
1502 if(preserve_selection){
1503 for(var i=0;i < pSelClips.length; i++){
1504 $j('#' + pSelClips[i] + ' .mv_clip_thumb').addClass('mv_selected_clip');
1510 /* extension to mvPlayList to support sequencer features properties */
1511 var mvSeqPlayList = function( element ){
1512 return this.init( element );
1514 mvSeqPlayList.prototype = {
1515 init:function(element){
1516 var myPlObj = new mvPlayList(element);
1519 for(var method in myPlObj){
1520 if(typeof this[method] != 'undefined' ){
1521 this[ 'parent_' + method ]=myPlObj[method];
1523 this[method] = myPlObj[method];
1527 this.org_control_height = this.pl_layout.control_height;
1528 //do specific mods:(controls and title are managed by the sequencer)
1529 this.pl_layout.title_bar_height=0;
1530 this.pl_layout.control_height=0;
1532 setSliderValue:function( perc ){
1533 js_log('setSliderValue::'+ perc);
1534 //get the track_clipThumb_height from parent mvSequencer
1535 var frame_width = Math.round( this.pSeq.track_clipThumb_height * 1.3333333 );
1536 var container_width = frame_width+60;
1538 var perc_clip = this.cur_clip.embed.currentTime / this.cur_clip.getDuration();
1540 var left_px = parseInt( (this.cur_clip.order * container_width) + (frame_width*perc_clip) ) + 'px';
1541 js_log("set " + perc + ' of cur_clip: ' + this.cur_clip.order + ' lp:'+left_px);
1544 //update the timeline playhead and
1545 $j('#' + this.seqObj.timeline_id + '_playline').css('left', left_px);
1547 //pass update request to parent:
1548 this.parent_setSliderValue( perc );
1550 getControlsHTML:function(){
1551 //get controls from current clip add some playlist specific controls:
1552 this.cur_clip.embed.supports['prev_next'] = true;
1553 this.cur_clip.embed.supports['options'] = false;
1554 return ctrlBuilder.getControls( this.cur_clip.embed );
1556 //override renderDisplay
1557 renderDisplay:function(){
1558 js_log('mvSequence:renderDisplay');
1559 //setup layout for title and dc_ clip container
1560 $j(this).html('<div id="dc_'+this.id+'" style="width:'+this.width+'px;' +
1561 'height:'+(this.height)+'px;position:relative;" />');
1563 this.setupClipDisplay();