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最新评论
-
qq_24800465:
请问这里的库从哪下载啊
ffmpeg所有的编码器(encoders) -
neusoft_jerry:
貌似这里没用到StreamingAMFChannel哦,只是用 ...
Flex BlazeDS 推送技术 -
anyone:
感谢你的博文,看了受益匪浅
记住这个IntelliJ IDEA的编译设置 -
keren:
现在还有什么应用需要用flex来开发的?
flex tree的展开,关闭,添加、删除子节点 -
neusoft_jerry:
简洁明快,好贴好贴!楼主V5!
flex tree的展开,关闭,添加、删除子节点
Flex 自定义加载进度条
转:http://a168.blogbus.com/logs/28718649.html
使用方法:
设置Application标签的preloader为 MyComponent.MyDownloadProgressBar
<mx:Application preloader="MyComponent.MyDownloadProgressBar" >
下面是MyDownloadProgressBar.as的代码:
package MyComponent
{
import flash.display.*;
import flash.events.*;
import flash.filters.BitmapFilterQuality;
import flash.filters.BlurFilter;
import flash.geom.Matrix;
import flash.net.*;
import flash.text.TextField;
import flash.utils.*;
import flash.system.Capabilities;
import mx.events.*;
import mx.preloaders.*;
public class MyDownloadProgressBar extends Sprite implements IPreloaderDisplay
{
[Embed(source="logo.png", mimeType="application/octet-stream")]
public var _loadingLogo:Class;
private var dpbImageControl:Loader;
private var _barSprite:Sprite;
private var progressText:TextField;
private var ProgressBarSpritIsAdded:Boolean = false;
public function MyDownloadProgressBar() {
super();
}
// Specify the event listeners.
public function set preloader(preloader:Sprite):void {
//Listen for 正在下载
preloader.addEventListener(ProgressEvent.PROGRESS, handleProgress);
//Listen for 下载完成
preloader.addEventListener(Event.COMPLETE, handleComplete);
//Listen for 正在初始化
preloader.addEventListener(FlexEvent.INIT_PROGRESS, handleInitProgress);
//Listen for 初始化完成
preloader.addEventListener(FlexEvent.INIT_COMPLETE, handleInitComplete);
}
// Initialize the Loader control in the override
// of IPreloaderDisplay.initialize().
public function initialize():void {
//添加logo图
dpbImageControl = new Loader();
dpbImageControl.contentLoaderInfo.addEventListener(Event.COMPLETE, loader_completeHandler);
dpbImageControl.loadBytes(new _loadingLogo() as ByteArray);
//dpbImageControl.load(new URLRequest("loadinglogo.swf"));
}
// After the SWF file loads, set the size of the Loader control.
private function loader_completeHandler(event:Event):void
{
addChild(dpbImageControl);
dpbImageControl.width = 230;
dpbImageControl.height= 80;
dpbImageControl.x = this.stage.stageWidth/2 - dpbImageControl.width/2;
dpbImageControl.y = this.stage.stageHeight/2 - dpbImageControl.height/2 - 80;
}
//
private function addProgressBarSprit():void{
//绘制背景渐变
var matrix:Matrix=new Matrix();
matrix.createGradientBox(this.stage.stageWidth,this.stage.stageHeight,Math.PI/2);
var colors:Array=[0x058BBD,0xFFFFFF];
var alphas:Array=[1,1];
var ratios:Array=[0,255];
this.graphics.lineStyle();
this.graphics.beginGradientFill(GradientType.LINEAR,colors,alphas,ratios,matrix);
this.graphics.drawRect(0,0,this.stage.stageWidth,this.stage.stageHeight);
this.graphics.endFill();
//绘制中心白色发光
var _Sprite1:Sprite = new Sprite();
addChild(_Sprite1);
_Sprite1.graphics.beginFill(0xffffff,0.45);
_Sprite1.graphics.drawEllipse(this.stage.stageWidth/2-130, this.stage.stageHeight/2-90, 280, 100);
_Sprite1.graphics.endFill();
//滤镜实现发光边缘柔和
var blur:BlurFilter = new BlurFilter();
blur.blurX = 100;
blur.blurY = 50;
blur.quality = BitmapFilterQuality.HIGH;
_Sprite1.filters = [blur];
//-------------------------------------------------
//绘制进度条背景
var _Sprite2:Sprite = new Sprite();
addChild(_Sprite2);
_Sprite2.graphics.lineStyle(1, 0xCCCCCC);
_Sprite2.graphics.beginFill(0xFFFFFF);
_Sprite2.graphics.drawRect((this.stage.stageWidth/2 - 152), (this.stage.stageHeight/2 - 10), 304, 20);
_Sprite2.graphics.endFill();
//-------------------------------------------------
//加载进度条Sprite
_barSprite = new Sprite();
addChild(_barSprite);
_barSprite.x = this.stage.stageWidth/2 - 150;
_barSprite.y = this.stage.stageHeight/2 - 8;
//-------------------------------------------------
//加载进度条文字
progressText = new TextField();
addChild(progressText);
progressText.textColor = 0x333333;
progressText.width = 300;
progressText.height = 18;
progressText.x = this.stage.stageWidth/2 - 152;
progressText.y = this.stage.stageHeight/2 + 20;
}
//刷新进度条
private function drawProgressBar(bytesLoaded:Number, bytesTotal:Number):void
{
if (_barSprite != null && progressText != null){
var g:Graphics = _barSprite.graphics;
g.clear();
// g.beginFill(0xCCCCCC);
// g.drawRect(0, 0, 300*(bytesLoaded/bytesTotal),16);
// g.endFill();
var matrix:Matrix=new Matrix();
matrix.createGradientBox(300*(bytesLoaded/bytesTotal),16,Math.PI/2);
var colors:Array=[0x0099CC,0x99cc77];
var alphas:Array=[1,1];
var ratios:Array=[0,255];
g.lineStyle();
g.beginGradientFill(GradientType.LINEAR,colors,alphas,ratios,matrix);
g.drawRect(0,0,300*(bytesLoaded/bytesTotal),16);
g.endFill();
}
}
//正在下载的进度
private function handleProgress(event:ProgressEvent):void {
//第一次处理时绘制进度条Sprit
if (ProgressBarSpritIsAdded == false){
ProgressBarSpritIsAdded = true;
addProgressBarSprit();
}
if (progressText != null){
progressText.text = "下载进度:已下载 " + event.bytesLoaded + " byte,总大小 " + event.bytesTotal + " byte.";
}
drawProgressBar(event.bytesLoaded, event.bytesTotal);
}
private function handleComplete(event:Event):void {
if (progressText != null){
progressText.text = "下载完成.";
}
drawProgressBar(1,1);
}
private function handleInitProgress(event:Event):void {
if (progressText != null){
progressText.text = "正在初始化...";
}
drawProgressBar(1,1);
}
private function handleInitComplete(event:Event):void {
if (progressText != null){
progressText.text = "初始化完成.";
}
drawProgressBar(1,1);
//0.03秒后抛出完成事件
var timer:Timer = new Timer(300,1);
timer.addEventListener(TimerEvent.TIMER, dispatchComplete);
timer.start();
}
private function dispatchComplete(event:TimerEvent):void {
dispatchEvent(new Event(Event.COMPLETE));
}
// Implement IPreloaderDisplay interface
public function get backgroundColor():uint {
return 0;
}
public function set backgroundColor(value:uint):void {
}
public function get backgroundAlpha():Number {
return 0;
}
public function set backgroundAlpha(value:Number):void {
}
public function get backgroundImage():Object {
return undefined;
}
public function set backgroundImage(value:Object):void {
}
public function get backgroundSize():String {
return "";
}
public function set backgroundSize(value:String):void {
}
public function get stageWidth():Number {
return 500;
}
public function set stageWidth(value:Number):void {
}
public function get stageHeight():Number {
return 375;
}
public function set stageHeight(value:Number):void {
}
}
}
转:http://a168.blogbus.com/logs/28718649.html
使用方法:
设置Application标签的preloader为 MyComponent.MyDownloadProgressBar
<mx:Application preloader="MyComponent.MyDownloadProgressBar" >
下面是MyDownloadProgressBar.as的代码:
package MyComponent
{
import flash.display.*;
import flash.events.*;
import flash.filters.BitmapFilterQuality;
import flash.filters.BlurFilter;
import flash.geom.Matrix;
import flash.net.*;
import flash.text.TextField;
import flash.utils.*;
import flash.system.Capabilities;
import mx.events.*;
import mx.preloaders.*;
public class MyDownloadProgressBar extends Sprite implements IPreloaderDisplay
{
[Embed(source="logo.png", mimeType="application/octet-stream")]
public var _loadingLogo:Class;
private var dpbImageControl:Loader;
private var _barSprite:Sprite;
private var progressText:TextField;
private var ProgressBarSpritIsAdded:Boolean = false;
public function MyDownloadProgressBar() {
super();
}
// Specify the event listeners.
public function set preloader(preloader:Sprite):void {
//Listen for 正在下载
preloader.addEventListener(ProgressEvent.PROGRESS, handleProgress);
//Listen for 下载完成
preloader.addEventListener(Event.COMPLETE, handleComplete);
//Listen for 正在初始化
preloader.addEventListener(FlexEvent.INIT_PROGRESS, handleInitProgress);
//Listen for 初始化完成
preloader.addEventListener(FlexEvent.INIT_COMPLETE, handleInitComplete);
}
// Initialize the Loader control in the override
// of IPreloaderDisplay.initialize().
public function initialize():void {
//添加logo图
dpbImageControl = new Loader();
dpbImageControl.contentLoaderInfo.addEventListener(Event.COMPLETE, loader_completeHandler);
dpbImageControl.loadBytes(new _loadingLogo() as ByteArray);
//dpbImageControl.load(new URLRequest("loadinglogo.swf"));
}
// After the SWF file loads, set the size of the Loader control.
private function loader_completeHandler(event:Event):void
{
addChild(dpbImageControl);
dpbImageControl.width = 230;
dpbImageControl.height= 80;
dpbImageControl.x = this.stage.stageWidth/2 - dpbImageControl.width/2;
dpbImageControl.y = this.stage.stageHeight/2 - dpbImageControl.height/2 - 80;
}
//
private function addProgressBarSprit():void{
//绘制背景渐变
var matrix:Matrix=new Matrix();
matrix.createGradientBox(this.stage.stageWidth,this.stage.stageHeight,Math.PI/2);
var colors:Array=[0x058BBD,0xFFFFFF];
var alphas:Array=[1,1];
var ratios:Array=[0,255];
this.graphics.lineStyle();
this.graphics.beginGradientFill(GradientType.LINEAR,colors,alphas,ratios,matrix);
this.graphics.drawRect(0,0,this.stage.stageWidth,this.stage.stageHeight);
this.graphics.endFill();
//绘制中心白色发光
var _Sprite1:Sprite = new Sprite();
addChild(_Sprite1);
_Sprite1.graphics.beginFill(0xffffff,0.45);
_Sprite1.graphics.drawEllipse(this.stage.stageWidth/2-130, this.stage.stageHeight/2-90, 280, 100);
_Sprite1.graphics.endFill();
//滤镜实现发光边缘柔和
var blur:BlurFilter = new BlurFilter();
blur.blurX = 100;
blur.blurY = 50;
blur.quality = BitmapFilterQuality.HIGH;
_Sprite1.filters = [blur];
//-------------------------------------------------
//绘制进度条背景
var _Sprite2:Sprite = new Sprite();
addChild(_Sprite2);
_Sprite2.graphics.lineStyle(1, 0xCCCCCC);
_Sprite2.graphics.beginFill(0xFFFFFF);
_Sprite2.graphics.drawRect((this.stage.stageWidth/2 - 152), (this.stage.stageHeight/2 - 10), 304, 20);
_Sprite2.graphics.endFill();
//-------------------------------------------------
//加载进度条Sprite
_barSprite = new Sprite();
addChild(_barSprite);
_barSprite.x = this.stage.stageWidth/2 - 150;
_barSprite.y = this.stage.stageHeight/2 - 8;
//-------------------------------------------------
//加载进度条文字
progressText = new TextField();
addChild(progressText);
progressText.textColor = 0x333333;
progressText.width = 300;
progressText.height = 18;
progressText.x = this.stage.stageWidth/2 - 152;
progressText.y = this.stage.stageHeight/2 + 20;
}
//刷新进度条
private function drawProgressBar(bytesLoaded:Number, bytesTotal:Number):void
{
if (_barSprite != null && progressText != null){
var g:Graphics = _barSprite.graphics;
g.clear();
// g.beginFill(0xCCCCCC);
// g.drawRect(0, 0, 300*(bytesLoaded/bytesTotal),16);
// g.endFill();
var matrix:Matrix=new Matrix();
matrix.createGradientBox(300*(bytesLoaded/bytesTotal),16,Math.PI/2);
var colors:Array=[0x0099CC,0x99cc77];
var alphas:Array=[1,1];
var ratios:Array=[0,255];
g.lineStyle();
g.beginGradientFill(GradientType.LINEAR,colors,alphas,ratios,matrix);
g.drawRect(0,0,300*(bytesLoaded/bytesTotal),16);
g.endFill();
}
}
//正在下载的进度
private function handleProgress(event:ProgressEvent):void {
//第一次处理时绘制进度条Sprit
if (ProgressBarSpritIsAdded == false){
ProgressBarSpritIsAdded = true;
addProgressBarSprit();
}
if (progressText != null){
progressText.text = "下载进度:已下载 " + event.bytesLoaded + " byte,总大小 " + event.bytesTotal + " byte.";
}
drawProgressBar(event.bytesLoaded, event.bytesTotal);
}
private function handleComplete(event:Event):void {
if (progressText != null){
progressText.text = "下载完成.";
}
drawProgressBar(1,1);
}
private function handleInitProgress(event:Event):void {
if (progressText != null){
progressText.text = "正在初始化...";
}
drawProgressBar(1,1);
}
private function handleInitComplete(event:Event):void {
if (progressText != null){
progressText.text = "初始化完成.";
}
drawProgressBar(1,1);
//0.03秒后抛出完成事件
var timer:Timer = new Timer(300,1);
timer.addEventListener(TimerEvent.TIMER, dispatchComplete);
timer.start();
}
private function dispatchComplete(event:TimerEvent):void {
dispatchEvent(new Event(Event.COMPLETE));
}
// Implement IPreloaderDisplay interface
public function get backgroundColor():uint {
return 0;
}
public function set backgroundColor(value:uint):void {
}
public function get backgroundAlpha():Number {
return 0;
}
public function set backgroundAlpha(value:Number):void {
}
public function get backgroundImage():Object {
return undefined;
}
public function set backgroundImage(value:Object):void {
}
public function get backgroundSize():String {
return "";
}
public function set backgroundSize(value:String):void {
}
public function get stageWidth():Number {
return 500;
}
public function set stageWidth(value:Number):void {
}
public function get stageHeight():Number {
return 375;
}
public function set stageHeight(value:Number):void {
}
}
}
发表评论
-
extjs结合flex(flash)的注意事项.
2014-01-02 17:11 2399//for fix bug //flash里使 ... -
flash(flex)crossdomain dtd规范
2013-12-27 13:38 954dtd文件位置: http://www.macromedia. ... -
flash内嵌在html里面的代码
2013-12-27 09:19 1198<!-- 除IE外都可识别 --> < ... -
FlashBuilder4.5 ADT命令详解(官方)
2011-12-16 17:45 1255http://help.adobe.com/en_US/air ... -
FlashBuilder4.5加入ADT插件
2011-12-16 17:24 1811参考: http://renaun.com/blog/2011 ... -
Flex as3commons log的简单使用
2011-11-28 20:26 1598http://www.as3commons.org/ &l ... -
Flex日志工具汇总
2011-11-27 16:29 1251巨兽 monster [能调试 mobile和web air] ... -
【转】[Flex]我经常使用的Flex Tools 和 Resource
2011-11-22 08:36 1310http://www.k-zone.cn/zblog/post ... -
[转]Flex Socket安全策略<policy-file-request/>及应对方法
2011-08-27 16:43 1731http://hi.baidu.com/dobodo/blog ... -
flash 安全策略文件
2011-08-27 16:31 2153<?xml version="1.0&qu ... -
Request请求头的格式
2011-08-27 15:38 2366每次提交http请求时,请求头是什么样的的格式呢? GET方 ... -
flash Tooltip类
2011-08-27 15:06 1141http://www.flepstudio.com/flash ... -
flash SQLite包装类
2011-08-27 15:00 2235[转]http://www.flepstudio.com/fl ... -
[转](原创)flex解决跨域问题的策略文件的写法
2011-08-04 09:59 1560http://hi.baidu.com/wosinmaiken ... -
[转](整理)flex常用验证控件
2011-08-04 08:30 1387http://hi.baidu.com/wosinmaiken ... -
Flex4.5 skin组建皮肤的应用
2011-07-28 08:52 2817http://www.iyoya.com/2011/06/04 ... -
如何成为一个合格的iOS开发者?
2011-07-17 14:59 1349转:http://www.adobe.com/cn/devne ... -
flex4.5移动设备开发-添加应用背景图片
2011-07-17 10:50 2293【转】http://spy6.blogspot.com/201 ... -
flex4.5移动设备开发-应用访问权限设置
2011-07-16 14:19 1361在构建flex4.5 mobile application的时 ... -
flex4.5移动设备开发-表格效果
2011-07-15 23:12 1806做了个实验,没想到做出表格的效果
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