我正在尝试为我工作的公司开发一个数字标牌应用程序,使用flash cs6。它实际上由两个应用程序组成,一个是服务器端,另一个安装在具有运行windows xp的集成计算机的电视显示器上。服务器应用程序只是一个表单,管理员可以使用它通过一些php输入存储在mysql数据库中的数据。这工作得很好。
我的问题是在显示器中运行的客户端。这个应用程序实际上非常简单:它应该从mysql表中加载不同类型的信息的“部分”,因此加载的文本、图像和视频都存储在服务器中。问题是加载器与定时器并行运行。定时器负责调用movieclips和frames,这样我就不需要在时间线上对所有内容进行动画处理,应用程序就会在循环中从一个部分运行到另一个部分。这就是我发现问题的地方。我找不到一种合适的方法来编程这样的加载器,以一种与计时器很好地配合的方式。因此,最终的结果是图像和视频被部分加载或从未加载,使得客户端应用程序以奇怪的方式运行。以下是该应用程序的其中一个部分的示例:
import flash.utils.Timer;
import flash.display.MovieClip;
import flash.events.Event;
import flash.events.TimerEvent;
import fl.transitions.*;
import fl.transitions.easing.*;
var randomNumber:Number = Math.random();
var xAnivItemRef:Number = 75;
var yAnivItemRef:Number = 140;
var anivArray:Array = new Array ;
var endingTimer:Timer = new Timer(10000);
var loopTimer:Timer = new Timer(500);
var counter:uint = 0;
var fotosURL:String = "http://www.maxionline.com.br/maxi_sds/server/img/aniversariantes/";
var current_time = new Date();
var i:uint = 0;
var alphaTween:Tween;
var aniversariante_mc:MovieClip;
var numAniversariantes:uint;
endingTimer.addEventListener(TimerEvent.TIMER, leaveEvents);
loopTimer.addEventListener(TimerEvent.TIMER, loadAniv);
function setTitleMonth(event:Event = null)
{
var month:String = current_time.getMonth();
switch (month)
{
case "0" :
anivTitle_mc.anivTitlePt2_mc.month_txt.text = "janeiro!";
break;
case "1" :
anivTitle_mc.anivTitlePt2_mc.month_txt.text = "fevereiro!";
break;
case "2" :
anivTitle_mc.anivTitlePt2_mc.month_txt.text = "março!";
break;
case "3" :
anivTitle_mc.anivTitlePt2_mc.month_txt.text = "abril!";
break;
case "4" :
anivTitle_mc.anivTitlePt2_mc.month_txt.text = "maio!";
break;
case "5" :
anivTitle_mc.anivTitlePt2_mc.month_txt.text = "junho!";
break;
case "6" :
anivTitle_mc.anivTitlePt2_mc.month_txt.text = "julho!";
break;
case "7" :
anivTitle_mc.anivTitlePt2_mc.month_txt.text = "agosto!";
break;
case "8" :
anivTitle_mc.anivTitlePt2_mc.month_txt.text = "setembro!";
break;
case "9" :
anivTitle_mc.anivTitlePt2_mc.month_txt.text = "outubro!";
break;
case "10" :
anivTitle_mc.anivTitlePt2_mc.month_txt.text = "novembro!";
break;
case "11" :
anivTitle_mc.anivTitlePt2_mc.month_txt.text = "dezembro!";
break;
default :
break;
}
}
function anivSetup(event:Event = null):void
{
var anivLoader:URLLoader = new URLLoader();
anivLoader.dataFormat = URLLoaderDataFormat.TEXT;
anivLoader.load(new URLRequest("http://www.maxionline.com.br/maxi_sds/client/dataRecoverAniv.php?_rand =" + randomNumber));
anivLoader.addEventListener(Event.COMPLETE, getAnivData);
}
function getAnivData(evt:Event = null):void
{
var anivDataStr:String = evt.target.data;
var anivDataArray:Array = anivDataStr.split("&");
var numItemsStr:String = anivDataArray[anivDataArray.length - 1].substr(5);
var numItems:Number = Number(numItemsStr) * 4;
numAniversariantes = numItems/4;
anivDataArray.splice(anivDataArray.length - 1, 1);
for (var i:uint=0; i<numItems; i++)
{
anivArray.push(anivDataArray[i]);
}
loadAniv();
anivMask_mc.gotoAndPlay("on");
endingTimer.start();
loopTimer.start();
}
function loadAniv(event:Event = null):void
{
var aniversariante:anivItem_mc = new anivItem_mc();
aniversariante.name = "aniversariante" + counter;
if (numAniversariantes > 12)
{
if (counter < 4)
{
aniversariante.y = yAnivItemRef + (220 * counter);
aniversariante.x = xAnivItemRef;
}
if (counter >= 4 && counter < 8)
{
aniversariante.y = yAnivItemRef + (220 * (counter - 4));
aniversariante.x = xAnivItemRef + 1355;
}
if (counter >= 8 && counter < 12)
{
aniversariante.y = yAnivItemRef + (220 * (counter - 8));
aniversariante.x = xAnivItemRef + 250;
}
if (counter >= 12 && counter < 16)
{
aniversariante.y = yAnivItemRef + (220 * (counter - 12));
aniversariante.x = xAnivItemRef + 895;
}
}
if (numAniversariantes > 8 && numAniversariantes <= 12)
{
if (counter < 4)
{
aniversariante.y = yAnivItemRef + (220 * counter);
aniversariante.x = xAnivItemRef;
}
if (counter >= 4 && counter < 8)
{
aniversariante.y = yAnivItemRef + (220 * (counter - 4));
aniversariante.x = xAnivItemRef + 1355;
}
if (counter >= 8 && counter < 12)
{
aniversariante.y = yAnivItemRef + (220 * (counter - 8));
aniversariante.x = xAnivItemRef + 250;
}
}
if (numAniversariantes > 0 && numAniversariantes <= 8)
{
if (counter < 4)
{
aniversariante.y = yAnivItemRef + (220 * counter);
aniversariante.x = xAnivItemRef + 200;
}
if (counter >= 4 && counter < 8)
{
aniversariante.y = yAnivItemRef + (220 * (counter - 4));
aniversariante.x = xAnivItemRef + 1150;
}
}
anivLoader_mc.addChild(aniversariante);
aniversariante_mc = MovieClip(root).aniv_mc.anivLoader_mc.getChildByName("aniversariante" + counter);
aniversariante_mc.anivName_txt.text = anivArray[i];
aniversariante_mc.day_mc.anivDay_txt.text = anivArray[i + 1];
var imgLoader:Loader = new Loader();
imgLoader.load(new URLRequest(fotosURL + anivArray[i + 3]));
imgLoader.contentLoaderInfo.addEventListener(ProgressEvent.PROGR ESS,imageLoading);
imgLoader.contentLoaderInfo.addEventListener(Event.COMPLETE,imag eLoaded);
var fadein:TransitionManager = new TransitionManager(aniversariante_mc);
fadein.startTransition({type:Fade, direction:Transition.IN, duration:1, easing:Strong.easeOut});
counter++;
i = i + 4;
if (i >= anivArray.length)
{
loopTimer.stop();
loopTimer.removeEventListener(TimerEvent.TIMER, loadAniv);
}
}
function leaveEvents(event:TimerEvent):void
{
endingTimer.removeEventListener(TimerEvent.TIMER, leaveEvents);
endingTimer.stop();
anivMask_mc.gotoAndPlay("off");
play();
}
function imageLoading(evt:ProgressEvent):void
{
var loaded:Number = evt.bytesLoaded / evt.bytesTotal;
updateProgress(loaded);
}
function updateProgress(vl:Number)
{
aniversariante_mc.photo_mc.preloader_mc.loadingBar_mc.width = vl * aniversariante_mc.photo_mc.preloader_mc.loadingBar_mc.width;
}
function imageLoaded(event:Event):void
{
var loadInfo:LoaderInfo = (event.target as LoaderInfo);
aniversariante_mc.photo_mc.photoLoader_mc.addChild(loadInfo.cont ent);
}
anivSetup();
setTitleMonth();
stop();可以从以下位置下载.fla:
http://www.maxionline.com.br/maxi_sds/sds_client.fla
任何建议都将不胜感激!
发布于 2013-01-09 04:09:09
后退一步,放眼全局...
我已经使用Flash构建了一个数字标牌类型的应用程序,其中包含从服务器提供的内容,目前正在开始第四年的更新。在我看来,一些普遍的想法是:
我希望这能有所帮助。
发布于 2014-11-11 07:13:35
你可以使用一个名为'Xibo‘的在线开源软件,它非常有用,也许能够满足你的需求。https://springsignage.com/xibo-for-android/
https://stackoverflow.com/questions/14217420
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