// ABOUT

// ==================================================

// photo_zz.js v0.7

// 自動播放照片

// made by zenon blue,October 2006

// last modify,November 2006

// http://www.bluezz.com.tw/mybook/content.php?id=371

// service@bluezz.com.tw

// Copyright 2006 by zenon blue

// ==================================================



var thisImg = 0;

var isAuto = 0;		

var imgSrcAy;

var imgNameAy;

var msgImgAy;

var transEAy = new Array(

23, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,

11,12,13,14,15,16,17,18,19,20,21,22

);

var transCAy = new Array(

"隨機效果"

,"盒狀收縮"

,"盒狀放射"

,"圓形收縮"

,"圓形放射"

,"向上擦去"

,"向下擦去"

,"向右擦去"

,"向左擦去"

,"垂直百葉窗"

,"水平百葉窗"

,"橫向棋盤式"

,"縱向棋盤式"

,"隨機溶解"

,"垂直向內裂開"

,"垂直向外裂開"

,"水平向內裂開"

,"水平向外裂開"

,"向左下抽出"

,"向左上抽出"

,"向右下抽出"

,"向右上抽出"

,"隨機水平線條"

,"隨機垂直線條"

);

var	speedEAy = new Array(5000,3000,7000,1000,9000);

var speedCAy = new Array("正常","快點","慢點","很快","很慢");

var isReplayEAy = new Array(0,1);

var isReplayCAy = new Array("播放一次","重覆播放");



//-----初始化

function initImg(){

	imgSrcAy = imgSrcStr.split(",");

	imgNameAy = imgNameStr.split(",");

	msgImgAy = msgImgStr.split(",");	

}



//-----自動播放

function autoPlay(){	

	if(isAuto == 1){

		thisImg ++;

		msgImg = msgImgAy[0];

		if(thisImg >= imgSrcAy.length){

			thisImg = 0;

			if( isReplay == 0)

				isAuto = 0;

			msgImg = msgImgAy[1];

		}

		setImg();

		setTimeout('autoPlay()', autoTime);

	}

}



//-----下一張

function nextImg(){

	msgImg = msgImgAy[2];

	isAuto = 0;

	thisImg ++;	

	if(thisImg >= imgSrcAy.length && isReplay == 0 ){

		thisImg = (imgSrcAy.length - 1);

		msgImg = msgImgAy[3];

	}

	setTimeout('setImg()', 100);

}



//-----開始自動播放

function setAuto(){

	if(isAuto == 0){

		isAuto = 1;

		setTimeout('autoPlay()', autoTime / 5);

	}

}



//-----上一張

function backImg(){

	msgImg = msgImgAy[4];

	isAuto = 0;

	thisImg --;

	if(thisImg < 0){

		thisImg = 0;

		msgImg = msgImgAy[5];

	}

	setTimeout('setImg()', 100);

}



//-----暫停

function stopImg(){

	isAuto = 0;

	msgImg = msgImgAy[6];

}



//濾鏡效果變化(IE有效)

function transImg(){

	obj = document.all["myImageZZ"];

	obj.filters.item(0).Transition = transNum;

	obj.filters.item(0).apply();

   	obj.src = imgSrcAy[thisImg];

	setTimeout('obj.filters.item(0).play()', 500);;

}



//-----顯示圖片

function setImg(){

	var imgStr="";	

	thisImg = thisImg % imgSrcAy.length;

	//myImageTitle.innerHTML = "("+ (thisImg + 1) +"/"+ imgSrcAy.length +")"+  imgNameAy[thisImg];

	if( navigator.appName == "Microsoft Internet Explorer"){

		//transImg();

		document.myImageZZ.src = imgSrcAy[thisImg];

	}else{

		document.myImageZZ.src = imgSrcAy[thisImg];

	}

	imgStr = "<img id=\"myImagePic\" src=\""+ imgSrcAy[thisImg] +"\" onLoad=\"preloadImages('"+ imgSrcAy[ (thisImg+1) % imgSrcAy.length ] +"')\">";	

	//myImageMsg.innerHTML = msgImg;

}



//-----速度控制項

function setSpeedOpt(){

	var str;

	str = "<select name=\"speedImg\" onChange=\"setSpeed(this.value)\">";

	for(var i=0; i < speedEAy.length; i++){

		if( speedEAy[i] == autoTime){

			str += "<option value="+ speedEAy[i] +" selected>"+ speedCAy[i] +"</option>";

		}else{

			str += "<option value="+ speedEAy[i] +">"+ speedCAy[i] +"</option>";

		}

	}	

	str += "</select>";

	document.write(str);

}



//-----速度控制項設定值

function setSpeed(num){

	autoTime = num;

}



//-----濾鏡控制項

function setTransOpt(){

	var str;

	str = "<select name=\"transImg\" onChange=\"setTrans(this.value)\">";

	for(var i=0; i < transEAy.length; i++){

		if( transEAy[i] == transNum ){

			str += "<option value="+ transEAy[i] +" selected>"+ transCAy[i] +"</option>";

		}else{

			str += "<option value="+ transEAy[i] +">"+ transCAy[i] +"</option>";

		}		

	}	

	str += "</select>";

	document.write(str);

}



//-----濾鏡控制項設定值

function setTrans(num){

	transNum = num;

}



//-----播放控制項

function setReplayOpt(){

	var str;

	str = "<select name=\"replayImg\" onChange=\"setReplay(this.value)\">";

	for(var i=0; i < isReplayEAy.length; i++){

		if( isReplayEAy[i] == isReplay ){

			str += "<option value="+ isReplayEAy[i] +" selected>"+ isReplayCAy[i] +"</option>";

		}else{

			str += "<option value="+ isReplayEAy[i] +">"+ isReplayCAy[i] +"</option>";

		}		

	}	

	str += "</select>";

	document.write(str);

}



//-----播放控制項設定值

function setReplay(num){

	isReplay = num;

}



//預先載入影像

function preloadImages() {

  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();

    var i,j=d.MM_p.length,a=preloadImages.arguments; for(i=0; i<a.length; i++)

    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}

}