JavaScript

JavaScripti >> Sporočila >> LED sporočilo
Avtor: Richard Maloney

Opis:
Na LED zaslončku lahko prikazujete razne napise, katerim pa lahko dodate dodatne funkcije (pavza, bliskanje, razdeljevanje...).

Primer:

Izvorna koda:
Korak 1:
Prekopirajte kodo v <body> del vaše spletne strani:

<script language="JavaScript"> //____________________CONFIGURATION AREA_______________________________________________ //THIS LED SCRIPT TAKES UP 200 pixels HORIZONTAL and 28 pixels VERTICAL -Have Fun :-) //YOUR MESSAGE GOES ON NEXT 4 LINES DOWN, *ALLOWABLE CHARACTERS ARE: A-Z, Period, space, comma, numerals, question mark and 'message codes' //THE 4 MESSAGE CODES: (@) - PAUSE FOR 3 SECONDS, (#) - FLASH FOR 3 SECONDS, (^) - SCROLL UP EFFECT, (_) - SUN EFFECT, ( $ ) - SPLIT EFFECT //EXAMPLE: var message="_ Java^^ ScriptSource! # For the best dhtml scripts... http://javascript.internet.com "; var message="Smrkec.com^$^ Mnogo stvari na enem mestu _"; var LEDonColor='Red'; //color of the LEDs when they are on var LEDoffColor='#7D0605'; //color of the LEDs when they are off startXPos=(screen.width/2)-100; //start of horizontal position eg. startXPos=20; places the leds 20 pixels from left startYPos=20; //start of vertical position //____________________END CONFIGURATION AREA_______________________________________________ var IE=(document.all) ? true:false; var NS=(document.layers) ? true:false; var W3C=((document.getElementById) && (!IE)) ? true:false; var d=document; if (window.offscreenBuffering) window.offscreenBuffering = true; function getCSS(id) { if (IE) return d.all[id] //IE else if (NS) return d.layers[id] //NS4 else return d.getElementById(id)//W3C } var alphabet=new Array(44); alphabet[0]=new Array("0111111","1001000","1001000","1001000","0111111"); alphabet[1]=new Array("1111111","1001001","1001001","1001001","0110110");//B alphabet[2]=new Array("0111110","1000001","1000001","1000001","0100010"); alphabet[3]=new Array("1111111","1000001","1000001","1000001","0111110");//D alphabet[4]=new Array("1111111","1001001","1001001","1001001"); alphabet[5]=new Array("1111111","1001000","1001000","1001000");//F alphabet[6]=new Array("0111110","1000001","1000001","1001001","0101110"); alphabet[7]=new Array("1111111","0001000","0001000","0001000","1111111");//H alphabet[8]=new Array("1000001","1111111","1000001"); alphabet[9]=new Array("0000110","0000001","0000001","0000001","1111110");//J alphabet[10]=new Array("1111111","0001000","0010100","0100010","1000001"); alphabet[11]=new Array("1111111","0000001","0000001","0000001");//L alphabet[12]=new Array("1111111","0010000","0001000","0010000","1111111"); alphabet[13]=new Array("1111111","0010000","0001000","0000100","1111111");//N alphabet[14]=new Array("0111110","1000001","1000001","1000001","0111110"); alphabet[15]=new Array("1111111","1001000","1001000","1001000","0110000");//P alphabet[16]=new Array("0111110","1000001","1000001","1000011","0111111"); alphabet[17]=new Array("1111111","1001000","1001100","1001010","0110001");//R alphabet[18]=new Array("0110010","1001001","1001001","1001001","0100110"); alphabet[19]=new Array("1000000","1000000","1111111","1000000","1000000");//T alphabet[20]=new Array("1111110","0000001","0000001","0000001","1111110"); alphabet[21]=new Array("1110000","0001100","0000011","0001100","1110000");//V alphabet[22]=new Array("1111110","0000001","0000010","0001100","0000010","0000001","1111110"); alphabet[23]=new Array("1100011","0010100","0001000","0010100","1100011");//X alphabet[24]=new Array("1100000","0010000","0001111","0010000","1100000"); alphabet[25]=new Array("1000011","1000101","1001001","1010001","1100001");//Z alphabet[26]=new Array("0000000","0000000","0000000","0000000"); alphabet[27]=new Array("0000000","0000001","0000000","0000000","0000000");//PERIOD alphabet[28]=new Array("0000000","0000000","1111101","0000000","0000000");//! alphabet[29]=new Array("0100001","1111111","0000001"); alphabet[30]=new Array("0100011","1000101","1001001","1001001","0110001");//2 alphabet[31]=new Array("0100010","1001001","1001001","1001001","0110110"); alphabet[32]=new Array("0001000","0011000","0101000","1111111","0001000");//4 alphabet[33]=new Array("1111001","1001001","1001001","1001001","1000110"); alphabet[34]=new Array("0111110","1001001","1001001","1001001","0100110");//6 alphabet[35]=new Array("1000011","1000100","1001000","1110000"); alphabet[36]=new Array("0110110","1001001","1001001","1001001","0110110");//8 alphabet[37]=new Array("0110010","1001001","1001001","1001001","0111110"); alphabet[38]=new Array("0000001","0000010","0000000");//COMMA alphabet[39]=new Array("XXXXXXX");//PAUSE ( @ ) alphabet[40]=new Array("YYYYYYY");//FLASH ( # ) alphabet[41]=new Array("DDDDDDD");//SCROLL UP EFFECT ( ^ ) alphabet[42]=new Array("SSSSSSS");//SUN EFFECT ( _ ) alphabet[43]=new Array("0100000","1000000","1001101","1001000","0110000");//? alphabet[44]=new Array("QQQQQQQ");//SPLIT EFFECT ( $ ) message=message.toUpperCase(); //make message uppercase var messageArray=new Array(); //make messageArray-an array of the letters in the message var columnCount=0; //variable to count columns in messageArray.length for (i=0; i<message.length; i++){ //iterate through the characters in the message letterNum=message.charCodeAt(i); //assign proper letter code (alphabet array) if ((letterNum>=65) && (letterNum<=90)) temp=letterNum-65; //letters else if (letterNum==46) temp=27; //. else if (letterNum==32) temp=26; //space else if (letterNum==33) temp=28; //! else if ((letterNum>=49) && (letterNum<=57)) temp=letterNum-20; //[1-9] else if (letterNum==48) temp=14; //zero else if (letterNum==63) temp=43; //? else if (letterNum==44) temp=38; //, else if (letterNum==64) temp=39; //pause else if (letterNum==35) temp=40; //flash effect else if (letterNum==94) temp=41; //scroll up effect else if (letterNum==95) temp=42; //sunrise effect else if (letterNum==36) temp=44; //split effect else continue; for (ii=0; ii<alphabet[temp].length;ii++){ messageArray[columnCount]=alphabet[temp][ii];columnCount++;} if ((temp!=39) && (temp!=40) && (temp!=41)) {messageArray[columnCount]="0000000";columnCount++;} } //make 'led screen' with block 0-49 on row 1, block 50-99 on row 2, block 100-149 on row 3, etc.. var b=''; for (var i=0; i<350; i++){//columns 50 columns x 7 rows rowPos=0+3*(i>49)+3*(i>99)+3*(i>149)+3*(i>199)+3*(i>249)+3*(i>299); colPos=0+150*(i>49)+150*(i>99)+150*(i>149)+150*(i>199)+150*(i>249)+150*(i>299); b+= (NS) ? '<LAYER NAME="block' + i + '" LEFT="' + (startXPos+i*3-colPos) + '" TOP="' + (startYPos+rowPos) + '" VISIBILITY="show" WIDTH="2" HEIGHT="2" BGCOLOR="' + LEDoffColor + '"></LAYER>' : '<div id="block' + i + '" style="position:absolute; left:' + (startXPos+i*3-colPos) + 'px; top:' + (startYPos+rowPos) + 'px; background-color:' + LEDoffColor +'; height: 2px; width: 2px;font-size:2px;"></div>'; } document.write(b); var columnCounter=0; //keep track of postion of messageArray var bb=new Array(); //store particular LED's dom element here if (NS) { for (var i=0; i<350; i++) { bb[i]=getCSS("block"+i)}} else {for (var i=0; i<350; i++){ bb[i]=getCSS("block"+i).style;}} var isOn=new Array();for (var i=0; i<350; i++){ isOn[i]=0;} //keep track on on/off status of particular LED onArray=new Array(); var onCount=0; //array size counter function scroll(){ onCount=0; if (NS) { for (var i=0; i<301; i+=50){ if (isOn[i]==1) { bb[i].bgColor=LEDoffColor; isOn[i]=0;} for (var ii=1; ii<50; ii+=7){ temp=i+ii;temp1=temp+1;temp2=temp+2;temp3=temp+3;temp4=temp+4;temp5=temp+5;temp6=temp+6; if (isOn[temp]==1) {bb[temp].bgColor=LEDoffColor; isOn[temp]=0; bb[temp-1].bgColor=LEDonColor; isOn[temp-1]=1;} if (isOn[temp1]==1) {bb[temp1].bgColor=LEDoffColor; isOn[temp1]=0; bb[temp].bgColor=LEDonColor; isOn[temp]=1;} if (isOn[temp2]==1) {bb[temp2].bgColor=LEDoffColor; isOn[temp2]=0; bb[temp+1].bgColor=LEDonColor; isOn[temp+1]=1;} if (isOn[temp3]==1) {bb[temp3].bgColor=LEDoffColor; isOn[temp3]=0; bb[temp2].bgColor=LEDonColor; isOn[temp2]=1;} if (isOn[temp4]==1) {bb[temp4].bgColor=LEDoffColor; isOn[temp4]=0; bb[temp3].bgColor=LEDonColor; isOn[temp3]=1;} if (isOn[temp5]==1) {bb[temp5].bgColor=LEDoffColor; isOn[temp5]=0; bb[temp4].bgColor=LEDonColor; isOn[temp4]=1;} if (isOn[temp6]==1) {bb[temp6].bgColor=LEDoffColor; isOn[temp6]=0; bb[temp5].bgColor=LEDonColor; isOn[temp5]=1;} }}} else { for (var i=0; i<301; i+=50){ if (isOn[i]==1) { bb[i].backgroundColor=LEDoffColor; isOn[i]=0;} for (var ii=1; ii<50; ii+=7){ temp=i+ii;temp1=temp+1;temp2=temp+2;temp3=temp+3;temp4=temp+4;temp5=temp+5;temp6=temp+6; if (isOn[temp]==1) {bb[temp].backgroundColor=LEDoffColor; isOn[temp]=0; bb[temp-1].backgroundColor=LEDonColor; isOn[temp-1]=1;} if (isOn[temp1]==1) {bb[temp1].backgroundColor=LEDoffColor; isOn[temp1]=0; bb[temp].backgroundColor=LEDonColor; isOn[temp]=1;} if (isOn[temp2]==1) {bb[temp2].backgroundColor=LEDoffColor; isOn[temp2]=0; bb[temp+1].backgroundColor=LEDonColor; isOn[temp+1]=1;} if (isOn[temp3]==1) {bb[temp3].backgroundColor=LEDoffColor; isOn[temp3]=0; bb[temp2].backgroundColor=LEDonColor; isOn[temp2]=1;} if (isOn[temp4]==1) {bb[temp4].backgroundColor=LEDoffColor; isOn[temp4]=0; bb[temp3].backgroundColor=LEDonColor; isOn[temp3]=1;} if (isOn[temp5]==1) {bb[temp5].backgroundColor=LEDoffColor; isOn[temp5]=0; bb[temp4].backgroundColor=LEDonColor; isOn[temp4]=1;} if (isOn[temp6]==1) {bb[temp6].backgroundColor=LEDoffColor; isOn[temp6]=0; bb[temp5].backgroundColor=LEDonColor; isOn[temp5]=1;} }}} temp=messageArray[columnCounter]; flag=temp.charAt(0);//GET NEW COLUMN if (temp.charAt(1)=="1") {isOn[99]=1;} if (temp.charAt(2)=="1") {isOn[149]=1} if (temp.charAt(3)=="1") {isOn[199]=1} if (temp.charAt(4)=="1") {isOn[249]=1} if (temp.charAt(5)=="1") {isOn[299]=1} if (temp.charAt(6)=="1") {isOn[349]=1} if (flag=="0") {} else if (flag=="1") {isOn[49]=1;} else if (flag=="X") {pauseScroll();} else if (flag=="Y") {flashScroll();} else if (flag=="D") {dropEffect();} else if (flag=="S") {sunRiseEffect();} else if (flag=="Q") {splitEffect();} columnCounter++; if(columnCounter==columnCount) columnCounter=0; } //______________pause effect________________ function pauseScroll(){ clearInterval(loop); setTimeout("init()",3000);} //______________onArray Section_____________ onArray=new Array(); var onCount=0; //array size counter function makeOnArray(){ clearInterval(loop); onCount=0; for (var i=0; i<700; i++){if (isOn[i]==1) {onArray[onCount]=i; onCount++;};}//make onArray of 'on' LEDS } //_______________flash effect_______________ var flashCount=0; function flashScroll(){ makeOnArray(); flashCount=0; if (NS) {setTimeout("flashItNS()",250);} else {setTimeout("flashIt()",250);}} function flashItNS(){ flashCount++; if (flashCount<14) { if (flashCount % 2 == 0){ for (var i=0; i<onCount; i++){ isOn[onArray[i]]=0;bb[onArray[i]].bgColor=LEDoffColor;}} else {for (var i=0; i<onCount; i++){isOn[onArray[i]]=1;bb[onArray[i]].bgColor=LEDonColor;}} setTimeout("flashItNS()",250); } else {flashCount=0; setTimeout("init()",250);} } function flashIt(){ flashCount++; if (flashCount<14) { if (flashCount % 2 == 0){ for (var i=0; i<onCount; i++){ isOn[onArray[i]]=0;bb[onArray[i]].backgroundColor=LEDoffColor;}} else {for (var i=0; i<onCount; i++){isOn[onArray[i]]=1;bb[onArray[i]].backgroundColor=LEDonColor;}} setTimeout("flashIt()",250); } else {flashCount=0; setTimeout("init()",250);} } //____________scroll up effect______________ dropArray=new Array(); function dropEffect(){makeOnArray(); for (var i=0; i<onCount; i++){ dropArray[i]=onArray[i]; } if (NS) {dropItNS();} else {dropIt();}} var dropCount=0; function dropItNS(){ if (dropCount<7){for (var i=0; i<onCount; i++){ bb[dropArray[i]].bgColor=LEDoffColor; } for (var i=0; i<onCount; i++){ temp=dropArray[i]; temp-=50;if (temp<0) temp+=350;bb[temp].bgColor=LEDonColor; dropArray[i]=temp;} dropCount++; setTimeout("dropItNS()",100); } else {dropCount=0;setTimeout("init()",100);} } function dropIt(){ if (dropCount<7){ for (var i=0; i<onCount; i++){ bb[dropArray[i]].backgroundColor=LEDoffColor; } for (var i=0; i<onCount; i++){ temp=dropArray[i]; temp-=50; if (temp<0) temp+=350; bb[temp].backgroundColor=LEDonColor; dropArray[i]=temp;} dropCount++; setTimeout("dropIt()",100); } else {dropCount=0;setTimeout("init()",100);} } //____________sunrise effect________________ sunRiseCounter=0;sunRiseArray=new Array(); sunRiseArray[0]=new Array(50,101,102,103,154,155,156,207,208,259,260,261,212,163,164,115,116,117,168,169,170,221,222,223,274,275,276,227,228,179,180,131,132,83,134,135,186,187,238,239,240,241,292,293,344,295,296,247,198);//Hills sunRiseArray[1]=new Array(224,225,226); sunRiseArray[2]=new Array(174,175,176,177); sunRiseArray[3]=new Array(173,124,125,126,127,128,178); sunRiseArray[4]=new Array(172,123,74,75,76,77,129); sunRiseArray[5]=new Array(171,122,73,24,25,26,27,78,79,130); function sunRiseEffect() { makeOnArray(); for (var i=0; i<onCount; i++){ isOn[onArray[i]]=0; if (!NS) {bb[onArray[i]].backgroundColor=LEDoffColor;} else {bb[onArray[i]].bgColor=LEDoffColor;}} setTimeout("riseEffectUp()",1000);} function riseEffectUp() { if (!NS) { for (var ii=0; ii<sunRiseArray[sunRiseCounter].length; ii++) {isOn[sunRiseArray[sunRiseCounter][ii]]=1;bb[sunRiseArray[sunRiseCounter][ii]].backgroundColor=LEDonColor;}} else {for (var ii=0; ii<sunRiseArray[sunRiseCounter].length; ii++) {isOn[sunRiseArray[sunRiseCounter][ii]]=1;bb[sunRiseArray[sunRiseCounter][ii]].bgColor=LEDonColor;}} sunRiseCounter++; if (sunRiseCounter>5) {sunRiseCounter=5;setTimeout("riseEffectDown()",2000);} else {setTimeout("riseEffectUp()",250);}} function riseEffectDown() { if (!NS) {for (var ii=0; ii<sunRiseArray[sunRiseCounter].length; ii++) {isOn[sunRiseArray[sunRiseCounter][ii]]=0;bb[sunRiseArray[sunRiseCounter][ii]].backgroundColor=LEDoffColor;}} else {for (var ii=0; ii<sunRiseArray[sunRiseCounter].length; ii++) {isOn[sunRiseArray[sunRiseCounter][ii]]=0;bb[sunRiseArray[sunRiseCounter][ii]].bgColor=LEDoffColor;}} sunRiseCounter--; if (sunRiseCounter<1) {sunRiseCounter=0;setTimeout("init()",1500);} else {setTimeout("riseEffectDown()",250);} } //____________split scroll effect___________ var splitCount=0; function splitEffect() { makeOnArray(); for (var i=0; i<onCount; i++) { dropArray[i]=onArray[i]; } if (NS) {setTimeout("splitNS()",55);} else if (IE) {setTimeout("splitIt()",55);} else {setTimeout("splitIt()",100);} } function splitIt(){ for (i=0;i<onCount;i++){ temp=dropArray[i]; if (temp<150) { if (temp==100) {bb[temp].backgroundColor=LEDoffColor; temp=149; bb[temp-1].backgroundColor=LEDonColor;} else if (temp==50) {bb[temp].backgroundColor=LEDoffColor; temp=99; bb[temp-1].backgroundColor=LEDonColor;} else if (temp==0) {bb[temp].backgroundColor=LEDoffColor; temp=49; bb[temp-1].backgroundColor=LEDonColor;} else {bb[temp].backgroundColor=LEDoffColor; bb[temp-1].backgroundColor=LEDonColor;} dropArray[i]=temp-1; } else { if (temp==199) {bb[temp].backgroundColor=LEDoffColor; temp=200; bb[temp+1].backgroundColor=LEDonColor;} else if (temp==349) {bb[temp].backgroundColor=LEDoffColor; temp=300; bb[temp+1].backgroundColor=LEDonColor;} else if (temp==299) {bb[temp].backgroundColor=LEDoffColor; temp=250; bb[temp+1].backgroundColor=LEDonColor;} else if (temp==249) {bb[temp].backgroundColor=LEDoffColor; temp=200; bb[temp+1].backgroundColor=LEDonColor;} else {bb[temp].backgroundColor=LEDoffColor; bb[temp+1].backgroundColor=LEDonColor;} dropArray[i]=temp+1; } } splitCount++; if (splitCount<49) {if (IE) {setTimeout("splitIt()",55);} else {setTimeout("splitIt()",100);} } else {splitCount=0; init();} } function splitNS(){ for (i=0;i<onCount;i++){ temp=dropArray[i]; if (temp<150) { if (temp==100) {bb[temp].bgColor=LEDoffColor; temp=149; bb[temp-1].bgColor=LEDonColor;} else if (temp==50) {bb[temp].bgColor=LEDoffColor; temp=99; bb[temp-1].bgColor=LEDonColor;} else if (temp==0) {bb[temp].bgColor=LEDoffColor; temp=49; bb[temp-1].bgColor=LEDonColor;} else {bb[temp].bgColor=LEDoffColor; bb[temp-1].bgColor=LEDonColor;} dropArray[i]=temp-1; } else { if (temp==199) {bb[temp].bgColor=LEDoffColor; temp=200; bb[temp+1].bgColor=LEDonColor;} else if (temp==349) {bb[temp].bgColor=LEDoffColor; temp=300; bb[temp+1].bgColor=LEDonColor;} else if (temp==299) {bb[temp].bgColor=LEDoffColor; temp=250; bb[temp+1].bgColor=LEDonColor;} else if (temp==249) {bb[temp].bgColor=LEDoffColor; temp=200; bb[temp+1].bgColor=LEDonColor;} else {bb[temp].bgColor=LEDoffColor; bb[temp+1].bgColor=LEDonColor;} dropArray[i]=temp+1; } } splitCount++; if (splitCount<49) {setTimeout("splitNS()",55);} else {splitCount=0; init();} } function init(){ if (NS) {loop=setInterval("scroll()",55);} else if (IE){loop=setInterval("scroll()",55);} else {loop=setInterval("scroll()",100);}} </script>

Korak 2:
Vaša <body> vrstica naj bi izledala nekako takole:

<body onLoad="init()">