';
+ for (var i in tweet.annotations) {
+ html += '';
+ }
+ html += '
';
+ }
+ html += '';
a_user = '';
if (tweet.user.profile_image_url) {
- html += a_user + '
';
+ html += a_user + '';
}
- html += '
';
return html;
}
-function displayTweets() {
- var to = tweetData.position + 1,
- from = Math.max(0, to - zoomLevels[tweetData.zoomLevel].displayCount);
- socket.emit('getTweets',{ "from": from, "to": to, "callback" : "display" });
+
+function getUpdate() {
+ tweetData.posToDisplay = [];
+ if (tweetData.followLast) {
+ for (var i = tweetData.tweetcount; i >= tweetData.tweetcount - 52; i--) {
+ tweetData.posToDisplay.push( i > 0 ? i : -1 );
+ }
+ tweetData.end = tweetData.tweetcount;
+ tweetData.start = Math.max(1, tweetData.end - 52);
+ } else {
+ for (var i = tweetData.position + 26; i >= tweetData.position - 26; i--) {
+ tweetData.posToDisplay.push( i > 0 && i <= tweetData.tweetcount ? i : -1 );
+ }
+ tweetData.end = Math.min(tweetData.tweetcount, tweetData.position + 26 );
+ tweetData.start = Math.max(1, tweetData.position - 26);
+ }
+ var tweetsToGet = [];
+ for (var i = tweetData.start; i <= tweetData.end; i++) {
+ if (!tweetByPos(i)) {
+ tweetsToGet.push(i);
+ }
+ }
+ if (tweetsToGet.length) {
+ socket.emit('updateTweets', {
+ "tweets" : tweetsToGet
+ });
+ } else {
+ drawTweetList();
+ //drawDisplay();
+ }
+ if (tweetData.tlChanged) {
+ socket.emit('updateTimeline', {
+ "level" : tweetData.timeLevel
+ });
+ } else {
+ drawTimeLine();
+ }
}
-function setZoom(level) {
- tweetData.zoomLevel = Math.max(0, Math.min( zoomLevels.length - 1 , level ) );
- displayTweets();
+function tweetByPos(pos) {
+ var index = tweetData.posIndex.indexOf(pos);
+ return (index == -1 ? false : tweetData.tweets[index]);
+}
+
+function delayedUpdate() {
+ blockUpdate = false;
+ if (waitUpdate) {
+ updateDisplay();
+ }
+}
+
+function updateDisplay() {
+ if (blockUpdate) {
+ waitUpdate = true;
+ } else {
+ waitUpdate = false;
+ getUpdate();
+ blockUpdate = true;
+ setTimeout(delayedUpdate, 100);
+ }
}
function setTimeZoom(level) {
- tweetData.timeLevel = Math.max(0, Math.min( 3, level ));
- getTimeline();
+ if (level >= 0 && level <= 4) {
+ tweetData.timeLevel = level;
+ tweetData.tlChanged = true;
+ updateDisplay();
+ }
}
-function getTimeline() {
- socket.emit('getTimeline',{"level":tweetData.timeLevel});
+function drawTweetList() {
+ html = '';
+ var i = 0;
+ while (i < tweetData.posIndex.length) {
+ if (tweetData.posToDisplay.indexOf(tweetData.posIndex[i]) == -1) {
+ tweetData.posIndex.splice(i,1);
+ tweetData.tweets.splice(i,1);
+ } else {
+ i++;
+ }
+ }
+ for (var i in tweetData.posToDisplay) {
+ var ds = displaySplitting[tweetData.followLast ? 1 : 0];
+ for (var j in ds.positions) {
+ if (ds.positions[j] > i) {
+ var className = ds.classNames[j];
+ break;
+ }
+ }
+ html += ( tweetData.posToDisplay[i] != -1 ? tweetToHtml(tweetByPos(tweetData.posToDisplay[i]), className) : placeHolder(className) );
+ }
+ $("#tweetlist").html(html);
+ if (tweetData.followLast) {
+ $("#tweet_" + tweetData.position).fadeIn(500);
+ }
+ drawTimeWindow();
+}
+
+function drawTimeWindow() {
+ twPaper.clear();
+ if (!tweetData.timeline || !tweetData.timeline.length) return;
+
+ var dtfintl = new Date ( tweetData.timeline[ tweetData.timeline.length - 1 ].end ),
+ dtdebtl = new Date ( tweetData.timeline[0].start ),
+ dtfintw = new Date( tweetByPos( tweetData.end ).created_at ),
+ dtdebtw = new Date( tweetByPos( tweetData.start ).created_at ),
+ scY = 600 / ( dtfintl - dtdebtl );
+ twPaper.rect( 0, scY * ( dtfintl - dtfintw ), 300, scY * ( dtfintw - dtdebtw )).attr({"stroke":"none","fill":"#8080ff","fill-opacity":.2});
+ var dtcour = new Date( tweetByPos( tweetData.position ).created_at ),
+ posY = scY * ( dtfintl - dtcour );
+ twPaper.path("M0 "+posY+"L300 "+posY).attr({"stroke":"#ff0"});
}
-function showTimeWindow() {
- if (timeWindow) {
- timeWindow.remove();
- timeWindow = null;
+function drawTimeLine() {
+ tlPaper.clear();
+ if (!tweetData.timeline || !tweetData.timeline.length) return;
+ tweetData.tlTweetRects = [];
+ var scaleY = 600 / tweetData.timeline.length,
+ max = 0;
+ for (var i = 0; i < tweetData.timeline.length; i++) {
+ max = Math.max(max, tweetData.timeline[i].tweets);
}
- if (tweetData.tweetsOnDisplay && tweetData.timelineOnDisplay) {
- var dtfintl = new Date ( tweetData.timelineOnDisplay[ tweetData.timelineOnDisplay.length - 1 ].end ),
- dtdebtl = new Date ( tweetData.timelineOnDisplay[0].start ),
- dtfintw = new Date( tweetData.tweetsOnDisplay[0].created_at ),
- dtdebtw = new Date( tweetData.tweetsOnDisplay[ tweetData.tweetsOnDisplay.length - 1 ].created_at ),
- scaleY = 600 / ( dtfintl - dtdebtl );
- timeWindow = paper.rect( 0, scaleY * ( dtfintl - dtfintw ), 600, scaleY * ( dtfintw - dtdebtw )).attr({"stroke":"#000080","fill":"#8080ff","fill-opacity":.2});
+ var scaleX = 160 / max;
+
+ // dessin de l'axe vertical
+
+ tlPaper.path("M160 0L160 600").attr({"stroke":"#ccc"});
+
+ // dessin de la date de début
+
+ tlPaper.text(165, 592, new Date(tweetData.timeline[0].start).toLocaleTimeString()).attr({ "text-anchor" : "start", "font-size": "12px" });
+
+ // dessin de la date de fin
+
+ tlPaper.text(165, 7, new Date(tweetData.timeline[tweetData.timeline.length - 1].end).toLocaleTimeString()).attr({ "text-anchor" : "start", "font-size": "12px" });
+ for (var i = 0; i < tweetData.timeline.length; i++) {
+ var posY = 600 - (i * scaleY);
+
+ // Si on est à une demi-heure, on trace un axe secondaire + heure
+
+ if (i && !(new Date(tweetData.timeline[i].start).valueOf() % 1800000)) {
+ tlPaper.path("M0 "+posY+"L165 "+posY).attr({"stroke":"#ccc"});
+ tlPaper.text(165, posY, new Date(tweetData.timeline[i].start).toLocaleTimeString()).attr({ "text-anchor" : "start", "font-size": "12px" });
+ }
+ var anz = {
+ "neutre" :tweetData.timeline[i].tweets
+ };
+ for (var j in tweetData.timeline[i].annotations) {
+ anz.neutre -= tweetData.timeline[i].annotations[j];
+ anz[j] = tweetData.timeline[i].annotations[j];
+ }
+ var posX = 0;
+ for (var j in anz) {
+ var largX = scaleX * anz[j];
+ tlPaper.rect(posX, 600 - scaleY * (i+1), largX, scaleY).attr({"stroke": "none", "fill": colors[j]});
+ posX += largX;
+ }
}
+
+ drawTimeWindow();
+/* for (var i = 0; i < tweetData.arcs.length; i++) {
+ var x1 = scaleX * (tmptw[tweetData.arcs[i].from].x + .5),
+ x2 = scaleX * (tmptw[tweetData.arcs[i].to].x + .5),
+ y1 = 600 - scaleY * (tmptw[tweetData.arcs[i].from].y + .5),
+ y2 = 600 - scaleY * (tmptw[tweetData.arcs[i].to].y + .5),
+ d = "M"+x1+" "+y1+"C";
+ if (y1 == y2) {
+ d += x1+" "+(y1 - 30)+" "+x2+" "+(y2 - 30);
+ } else {
+ d += (x1 + 60)+" "+y1+" "+(x2 + 60)+" "+y2;
+ }
+ paper.path(d+" "+x2+" "+y2);
+ } */
}
$(document).ready(function() {
- paper = Raphael("timeline", 160, 600);
+ tlPaper = Raphael("timeline", 220, 600);
+ twPaper = Raphael("timewindow", 220, 600);
socket = io.connect('http://' + S_IO_HOST + ':' + S_IO_PORT );
socket.on('tweetSummary', function (data) {
- if (tweetData.position == tweetData.tweetcount - 1) {
- tweetData.position = data.tweetcount - 1;
- displayTweets();
- getTimeline();
+ if (tweetData.tweetcount != data.tweetcount) {
+ tweetData.tweetcount = data.tweetcount;
+ tweetData.tlChanged = true;
+ if (tweetData.followLast) {
+ tweetData.position = data.tweetcount;
+ }
+ updateDisplay();
}
- tweetData.tweetcount = data.tweetcount;
});
socket.on('tweets', function (data) {
- switch (data.callback) {
- case "display":
- tweetData.tweetsOnDisplay = data.tweets;
- tweetData.tweetsOnDisplay.reverse();
- html = '';
- for (var i in tweetData.tweetsOnDisplay) {
- html += tweetToHtml(tweetData.tweetsOnDisplay[i]);
- }
- $("#tweetlist").html(html);
- showTimeWindow();
- break;
+ for (var i in data) {
+ if (tweetData.posIndex.indexOf(data[i].pos) == -1) {
+ tweetData.tweets.push(data[i]);
+ tweetData.posIndex.push(data[i].pos);
+ }
}
+ drawTweetList();
});
socket.on('timeline', function (data) {
- tweetData.timelineOnDisplay = data.timeline;
- paper.clear();
- timeWindow = null;
- var max = 0;
- for (var i in data.timeline) {
- max = Math.max(max, data.timeline[i].tweets.length);
- }
- var scaleX = 160 / max,
- scaleY = 600 / data.timeline.length,
- tmptw = [];
- for (var i = 0; i < tweetData.tweetcount; i++) {
- tmptw.push({});
- }
- for (var i = 0; i < data.timeline.length; i++) {
- for (var j = 0; j < data.timeline[i].tweets.length; j++) {
- var coul = "#585858";
- for (var k in data.timeline[i].annotations) {
- if (data.timeline[i].annotations[k].indexOf(data.timeline[i].tweets[j]) != -1) {
- coul = colors[k];
- }
- }
- tmptw[data.timeline[i].tweets[j]].y = i;
- tmptw[data.timeline[i].tweets[j]].x = j;
- paper.rect(scaleX * j + (scaleX > 3 ? .5 : 0), 600 - ((i+1) * scaleY) + (scaleY > 3 ? .5 : 0), scaleX - (scaleX > 3 ? 1 : 0), scaleY - (scaleY > 3 ? 1 : 0)).attr({"stroke":"none","fill":coul});
+ tweetData.timeline = data;
+ drawTimeLine();
+ });
+ socket.on('display', function (data) {
+ tweetData.tlChanged = false;
+ for (var i in data.tweets) {
+ if (tweetData.posIndex.indexOf(data.tweets[i].pos) == -1) {
+ tweetData.tweets.push(data.tweets[i]);
+ tweetData.posIndex.push(data.tweets[i].pos);
}
}
- for (var i = 0; i < data.arcs.length; i++) {
- var x1 = scaleX * (tmptw[data.arcs[i].from].x + .5),
- x2 = scaleX * (tmptw[data.arcs[i].to].x + .5),
- y1 = 600 - scaleY * (tmptw[data.arcs[i].from].y + .5),
- y2 = 600 - scaleY * (tmptw[data.arcs[i].to].y + .5),
- d = "M"+x1+" "+y1+"C";
- if (y1 == y2) {
- d += x1+" "+(y1 - 60)+" "+x2+" "+(y2 - 60);
+ if (data.timeline) {
+ tweetData.timeline = data.timeline
+ }
+ tweetData.arcs = data.arcs;
+ drawDisplay();
+ });
+ $("#tweetlist").mousewheel(function(e, d) {
+ wheeldelta += d;
+ if (Math.abs(wheeldelta) >= 1) {
+ tweetData.position = Math.min( tweetData.tweetcount, Math.max(1, parseInt(wheeldelta) + tweetData.position ) );
+ tweetData.followLast = (tweetData.position == tweetData.tweetcount);
+ updateDisplay();
+ wheeldelta = 0;
+ }
+ return false;
+ });
+ $("#timewindow").mousewheel(function(e, d) {
+ wheeldelta += d;
+ if (Math.abs(wheeldelta) >= 1) {
+ if (wheeldelta > 0) {
+ setTimeZoom(tweetData.timeLevel + 1);
} else {
- d += (x1 + 60)+" "+y1+" "+(x2 + 60)+" "+y2;
+ setTimeZoom(tweetData.timeLevel - 1);
}
- paper.path(d+" "+x2+" "+y2);
+ wheeldelta = 0;
}
- showTimeWindow();
+ return false;
});
});
\ No newline at end of file
' + a_user + '@' + tweet.user.screen_name + '
' + new Date(tweet.created_at).toLocaleTimeString() + '
'; + html += '
' + a_user + '@' + tweet.user.screen_name + '
' + new Date(tweet.created_at).toLocaleTimeString() + '
'; lastend = 0; txt = ''; entities = []; - for (var i in tweet.entities.hashtag) { + for (var i in tweet.entities.hashtags) { entities.push({ - "start" : tweet.entities.hashtag[i].indices[0], - "end" : tweet.entities.hashtag[i].indices[1], - "html" : '#' + tweet.entities.hashtag[i].text + '' + "start" : tweet.entities.hashtags[i].indices[0], + "end" : tweet.entities.hashtags[i].indices[1], + "html" : '#' + tweet.entities.hashtags[i].text + '' }); } for (var i in tweet.entities.urls) { @@ -77,110 +91,246 @@ lastend = entities[i].end; } txt += tweet.text.substring(lastend); - html += txt + '
'; + html += txt + '