Flash Display LRC Lyrics principle

Show ttp://www.flashk.org/.....sukii-o/mp3/
S2 Music Player supports LRC lyrics display, it's got the address:
http://www.flashk.org/.....Sukii-o/mp3/
ZAs developed by S2 Music player LRC Lyrics principle (provided by ZAs):
--Interface--
function LOADLRC (path) {
Delete This.onenterframe;
Lrcdata.timer = new Array ();
Lrcdata.info = new Array ();
Mycodepage = System.usecodepage;
System.usecodepage = true;
Islrcshow = false;
Mc_lrc.tx_lrc.htmlText = "";
Mc_lrc.tx_lrc.setTextFormat (Lrcformat);
Trace ("LRC File Address:" +path);
Lrcfile.load (path);
Mc_loadevent.onenterframe = function () {
if (lrcfile.getbytesloaded () >10) {
var per = Math.floor (lrcfile.getbytesloaded ()/lrcfile.getbytestotal () *100);
Mc_lrc.tx_lrc.htmlText = "


"+" is downloading lyrics ... " +per+ "%";
} else {
Mc_lrc.tx_lrc.htmlText = "


"+" is looking for lyrics ... " +"";
}
Mc_lrc.tx_lrc.setTextFormat (Lrcformat);
};
}
//
Read LRC text stream
Lrcfile = new XML ();
Lrcfile.onload = function (success) {
if (success) {
Trace (TRUE);
MYLRC = This.tostring ();
MYLRC = Mylrc.slice (Mylrc.indexof ("["));
INITLRC ();
} else {
Trace ("LRC loaderror");
Mc_lrc.tx_lrc.htmlText = "


"+" does not load the lyrics "+";
Mc_lrc.tx_lrc.setTextFormat (Lrcformat);
}
Delete Mc_loadevent.onenterframe;
Code Recovery
if (mycodepage!= undefined) {
System.usecodepage = Mycodepage;
} else {
System.usecodepage = false;
}
};
//
LRC Parser
MYLRC = new String ();
Lrcdata = new Object ();
Lrcdata.timer = new Array ();
Lrcdata.info = new Array ();
Lrcdata.txscroll = new Array ();
function INITLRC () {
i = 0;
Hasmoretags = false;
offset = 0;
for (var k = 0; k<200; k++) {
LRC Text Stream Branch
var cur = mylrc.indexof ("\ n");
Parselinedata (mylrc.slice (0, cur));
MYLRC = Mylrc.slice (cur+1);
if (mylrc.length<=0) {
Break
}
}
if (Hasmoretags = = True) {
Sorttimer ();
}
Trace (Lrcdata.timer);
STARTSHOWLRC ();
}
function Parselinedata (lineString) {
var linedata = new String (lineString);
Parse [00:25.62] Time label
var Startcharid = Linedata.indexof ("[");
if (Linedata.slice (startcharid+1, startcharid+3)) = = False && linedata.indexof (":") = = startcharid+3) {isNaN
Standard [00:25.62] format
if (Linedata.indexof ("]) = = startcharid+9) {
Lrcdata.info[i] = Linedata.slice (Linedata.lastindexof ("]") +1);
Lrcdata.timer[i] = number (Linedata.slice (startcharid+1, startcharid+3)) *60+number (Linedata.slice (StartCharID+4, startcharid+6)) +number (Linedata.slice (startcharid+7, startcharid+9)/100);
else if (Linedata.indexof ("]") = = startcharid+10) {
compatible [00:25.625] format
Lrcdata.info[i] = Linedata.slice (Linedata.lastindexof ("]") +1);
Lrcdata.timer[i] = number (Linedata.slice (startcharid+1, startcharid+3)) *60+number (Linedata.slice (StartCharID+4, startcharid+6)) +number (Linedata.slice (startcharid+7, startcharid+10)/1000);
else if (Linedata.indexof ("]") = = startcharid+8) {
compatible [00:25.6] format
Lrcdata.info[i] = Linedata.slice (Linedata.lastindexof ("]") +1);
Lrcdata.timer[i] = number (Linedata.slice (startcharid+1, startcharid+3)) *60+number (Linedata.slice (StartCharID+4, startcharid+6)) +number (Linedata.slice (startcharid+7, startcharid+8)/10);
else if (Linedata.indexof ("]") = = startcharid+6) {
compatible [00:21] format
Lrcdata.info[i] = Linedata.slice (Linedata.lastindexof ("]") +1);
Lrcdata.timer[i] = number (Linedata.slice (startcharid+1, startcharid+3)) *60+number (Linedata.slice (StartCharID+4, STARTCHARID+6));
}
} else {
var tagName;
Resolving identity Labels
[ar: Artist name]
if (Linedata.indexof ("[ar:")!=-1) {
TagName = "Entertainer:";
else if (Linedata.indexof ("[Ti:")!=-1) {
[Ti: Qu name]
TagName = "Song:";
else if (Linedata.indexof ("[Al:")!=-1) {
[Al: Album Name]
TagName = "album:";
else if (Linedata.indexof ("[By:")!=-1) {
[By: Edit LRC Lyrics of the user information]
TagName = "lyrics making:";
}
if (Linedata.lastindexof ("]") >linedata.lastindexof ("[")) {
Lrcdata.info[i] = Tagname+linedata.slice (Linedata.lastindexof (":") +1, Linedata.lastindexof ("]"));
} else {
Lrcdata.info[i] = Linedata;
}
if (Linedata.indexof ("[Offset:")!=-1) {
[Offset: Time-compensated value]
Lrcdata.info[i] = "------------------------------------------";
offset = number (Linedata.slice (Linedata.lastindexof (":") +1, Linedata.lastindexof ("]")));
if (isNaN (offset)) {
offset = 0;
}
}
Lrcdata.timer[i] = 0;
}
i++;
[01:17][02:24][02:53][03:21] Multi-time label support
var surplusdata = new String (Linedata.slice (Linedata.indexof ("]) +1));
if (Surplusdata.indexof ("[")!=-1) {
Hasmoretags = true;
Parselinedata (Surplusdata);
}
}
function Sorttimer () {
Lrcdata.timerid = new Array ();
for (var i = 0; I lrcdata.timerid[i] = i;
}
Use Quick sort (standby)
Quicksorter (Lrcdata.timer);
Insertionsorter (Lrcdata.timer);
Lrcdata.tmpinfo = new Array ();
for (var i = 0; I lrcdata.tmpinfo[i] = lrcdata.info[lrcdata.timerid[i]];
}
Lrcdata.info = Lrcdata.tmpinfo;
}
Array Sort algorithm: Insert sort
The core of the algorithm code was found on the Internet.
function Insertionsorter (list) {
for (var i = 1; I var t = list[i];
var j = i;
while ((j>0) && (list[j-1]>t)) {
LIST[J] = list[j-1];
var MyC = lrcdata.timerid[j];
LRCDATA.TIMERID[J] = lrcdata.timerid[j-1];
Lrcdata.timerid[j-1] = MyC;
--j;
}
LIST[J] = t;
}
}
Quick Sort (standby)
The core of the algorithm code was found on the Internet.
function Quicksorter (list) {
var low = 0;
var high = list.length-1;
if (High<=low) {
Return
else if (high = = low+1) {
if (List[low]>list[high]) {
Swap (Low, high);
Return
}
}
Myquicksort (list, low, high);
}
function Myquicksort (list, low, high) {
if (low var pivot = Partition (list, low, high);
Myquicksort (list, low, pivot-1);
Myquicksort (list, pivot+1, high);
}
}
function Partition (list, low, high) {
var pivot;
var pivot = List[low];
while (Low=pivot) {
high--;
}
if (low!= high) {
Swap (Low, high);
low++;
}
while (Low low++;
}
if (low!= high) {
Swap (Low, high);
high--;
}
}
return to Low;
}
function Swap (l, R) {
var myl = lrcdata.timerid[l];
LRCDATA.TIMERID[L] = Lrcdata.timerid[r];
Lrcdata.timerid[r] = myl;
LRCDATA.TIMER[L] = lrcdata.timer[l] ^ lrcdata.timer[r];
LRCDATA.TIMER[R] = lrcdata.timer[l] ^ lrcdata.timer[r];
LRCDATA.TIMER[L] = lrcdata.timer[l] ^ lrcdata.timer[r];
}
//
LRC Display
function STARTSHOWLRC () {
This.onenterframe = Chectimer;
Islrcshow = true;
var t = Gettimer ();
var mytexttest = "";
for (var i = 0; i<=lrcdata.info.length; i++) {
Mytexttest + = lrcdata.info[i]+ "\ n";
Mc_lrc.tx_lrc.text = Mytexttest;
Lrcdata.txscroll[i] = Mc_lrc.tx_lrc.maxscroll;
}
Trace (Gettimer ()-T);
Trace (Lrcdata.txscroll);
Mc_lrc.tx_lrc.htmlText = "";
Showlrcinfo (0);
}
t = 0;
function Chectimer () {
if (_root.musicplay.mysound.position-checbackposition<-500) {
t = 0;
Mc_lrc.tx_lrc.scroll = 0;
}
Checbackposition = _root.musicplay.mysound.position;
Time detection
if (_root.musicplay.mysound.position>lrcdata.timer[t]*1000-600-offset && lrcdata.timer[t]>= Lrcdata.timer[t-1]) {
if (Lrcdata.timer[t]!= 0) {
Mc_lrc.tx_lrc.scroll = lrcdata.txscroll[t-1]+3;
}
gotoAndPlay (8);
n = t;
t++;
}
}
FontColor1 = new String ("005cb9");
FontColor2 = new String ("FFFFFF");
Lrcformat = new TextFormat ();
lrcformat.align = "center";
function Showlrcinfo (ID) {
Frontinfo = new String ();
for (var i = 0; I frontinfo + = lrcdata.info[i]+ "
";
}
Backinfo = new String ();
for (var i = id+1 i<=lrcdata.info.length; i++) {
Backinfo + = lrcdata.info[i]+ "
";
}
Mc_lrc.tx_lrc.htmlText = "" +frontinfo+ "" + "" +lrcdata.info[id]+ "
"+" "+backinfo+";
Mc_lrc.tx_lrc.setTextFormat (Lrcformat);
}