oxspeed/js/ui/textArea.js

pandora.ui.textArea = function() {
    var that = Ox.Input({
        type: 'textarea',
        width: 400,
        height: 400,
        changeOnKeypress: true
    }).bindEvent("change", function() {
        Ox.print("textarea changed");
        that.speedtrans.save();
        that.changed = true;
    });

       
    var $video = pandora.$ui.videoPlayer;
    that.changed = false;

    that.speedtrans = {
        spans: [],
        storage: '',
        insertTc: function() {
            var eDom = that.find("textarea").get(0); //FIXME
            var scrollTop = eDom.scrollTop;
            var val = that.value();
            var pos = eDom.selectionStart;
            var tcNpt = ms2npt(pandora.$ui.videoPlayer.options("position") * 1000);
            var newVal = val.substring(0,pos) + "\n" + tcNpt + "\n" + val.substring(pos, val.length);   
            that.value(newVal);
            that.find("textarea").focus(); //FIXME
            eDom.selectionStart = pos + tcNpt.length + 2;
            eDom.selectionEnd = pos + tcNpt.length + 2;
            eDom.scrollTop = scrollTop + 15;
        },
        isTc: function() {
            var eDom = that.find("textarea").get(0);  
            var val = that.value();
            var pos = eDom.selectionStart;
            var word = that.speedtrans.getWord(pos, val);

            if (isValidTimecode(word)) {
                return npt2ms(word);
            } else {
                return false;
            }            
        },
        getWord: function(pos, val) {
            var c;
            var i = pos;
            var j = pos;
            while (c != " " && c != "\n") {
                if (i==0) {
                    i = -1;
                    break;
                }   
                i--;      
                c = val.substring(i,i+1);    
            }
            var firstLetter = i+1;
            var d;
            while (d != " " && d != "\n") {
                if (j >= val.length) {
                    break;
                }
                j++;    
                d = val.substring(j,j+1);    
            }
            var lastLetter = j;
            var word = val.substring(firstLetter, lastLetter);
            return word;
        },
        toSrt: function(fmt, txt) {
            if (!fmt) var fmt = 'srt';
            if (txt === undefined) {
                txt = that.value();
            }
            var text = cleanNewlines(txt);
            var lines = [];
            lines = text.split("\n");
            var i=0;
            var j=0;
            var spans = this.spans = [];
            while (i < lines.length) {
                var l = lines[i];
                if (isValidTimecode(l.trim())) {
                    var tcIn = l.trim();
                    var t = "";
                    var thisLine = '';
                    while (!isValidTimecode(thisLine.trim())) {
                        i++;
                        if (i >= lines.length) {
                            break;
                        } 
                        thisLine = lines[i];
                        if (!isValidTimecode(thisLine.trim())) {
                            t += thisLine + "\n";
                        }       
                    }
                    var tcOut = $.trim(thisLine);
                    spans[j] = {
                        tcInMs: npt2ms(tcIn),
                        tcOutMs: npt2ms(tcOut),
                        text: t,
                        index: j
                    };
                    //this.spans.push(spans[j]);
                    j++;
                } else {
                    i++;
                }
            }
            this.spans = spans;
            var duration = pandora.$ui.videoPlayer.options("duration");
            //Ox.print(duration, spans, fmt);
            var srt = spansToSrt(duration, spans, fmt);
        //  console.log(srt);
            return srt;
        },
        fromSrt: function(txt) {
            var annots = Ox.parseSRT(txt);
            var i = 0;
            var spans = Ox.map(annots, function(v) {
                var obj = {
                    'tcInMs': parseInt(v['in'] * 1000),
                    'tcOutMs': parseInt(v.out * 1000),
                    'text': v.text,
                    'index': i
                }
                i++;
                return obj;
            });
            //console.log(spans);
            var out = '';
            for (span in spans) {
                if (spans.hasOwnProperty(span)) {
                    var sp = spans[span];
                    out += ms2npt(sp.tcInMs) + "\n";
                    out += sp.text;
                    out += "\n";
        //If the outpoint of current span is equal to inpoint of next span, dont print out timecode, and just add the extra \n to go to next span.
                    if (span < spans.length - 1) {
                        var p = parseInt(span) + 1;
                        if ((spans[p].tcInMs - sp.tcOutMs) > 1) {
//                        if (spans[p].tcInMs != sp.tcOutMs) {
                            out += ms2npt(sp.tcOutMs) + "\n\n";
                        } else {
                            out += "\n";
                        }
                    }
                }
            }
            //console.log(out);
            that.value(out);
        },
        save: function() {            
            //console.log(that.value());
            //var videoName = pandora.$ui.videoPlayer.videoName;
            //console.log(videoName);
            //console.log(that.storage);
            //FIXME get type
            var typ = pandora.$ui.selectAnnotationType.value();
            var currStorage = pandora.storage(that.storage);
            currStorage[typ] = that.value();
//            pandora.storage(that.storage, {typ: that.value()});
            pandora.storage(that.storage, currStorage);
        },
        load: function(options) {
            console.log(options);
//            if (options.type == 'local') {
//                var file = options.file;
//                var name = file.name;
//                var url = window.URL.createObjectURL(file);
//            } else if (options.type == 'remote') {
//                var url = options.url;
//                var name = options.name;
//            }
            var val = pandora.storage(options.name) || {};
            var typ = options.typ || Object.keys(val)[0] || pandora.utils.getUntitledName();
            that.storage = options.name;
            that.currentTrack = typ;
            pandora.$ui.selectAnnotationType.value(typ);
            if (!val[typ]) {
                val[typ] = '';
            };
            that.value(val[typ]);
            pandora.storage(that.storage, val);
            var videoOptions = {
                'url': options.url
            };
            console.log(videoOptions);
            pandora.$ui.videoPlayer = pandora.ui.videoPlayer(videoOptions);
            //pandora.$ui.videoPlayer = videoElem;
            pandora.$ui.videoPanel.replaceElement(0, pandora.$ui.videoPlayer);
            //Ox.print(that.speedtrans.getLayers());
            clearInterval(pandora.$ui.annotationsPanel.interval);
            pandora.$ui.annotationsPanel.replaceWith(
                pandora.$ui.annotationsPanel = pandora.ui.annotationsPanel(that.speedtrans.getLayers())
            );
            pandora.$ui.videoPanel.replaceElement(1, pandora.$ui.annotationsPanel);
            pandora.utils.updateFolderMenus();
            //console.log(filename);
            //$video.options("video", filename);
        },
        getLayers: function() {
            var $textArea = pandora.$ui.textArea;
            var speedtrans = pandora.$ui.textArea.speedtrans;
            var storageName = $textArea.storage;
            if (!storageName) {
                return [];    
            }
            var storage = pandora.storage(storageName);
            var keys = Object.keys(storage);
            return $.map(keys, function(key) {
                if (!key) { return null; }
                return {
                    'id': key,
                    'title': key,
                    'items': speedtrans.toSrt('layers', storage[key]),
                }
            });
        }
    };
    that.bindEvent(Ox.extend(pandora.utils.commonKeyboardEvents, {
        key_control_x: function() {
            that.speedtrans.insertTc();
        }//,
//        key_tab: function() {
//            Ox.print("tab pressed");
//            return false;
//        }
    }));

    that.keydown(function(e) {
        Ox.print("keydown");
        if (e.keyCode == 9) {
            e.preventDefault();
            that.speedtrans.insertTc();
        }
    });

    that.dblclick(function() {
        //console.log("dblclicked");
        var tc = that.speedtrans.isTc();
        //Ox.print($video);
        //Ox.print(tc);
        if (tc) {
            //GLOB = $video;
            pandora.$ui.videoPlayer.options("position", tc / 1000);
        }
    });
    return that;
}