?? roultecolor.htm
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<HTML>
<HEAD>
<TITLE>顏色的隨機產生</TITLE>
<STYLE>
.30pt{font-size:30pt;color:#de3076;font-family:文鼎ＰＯＰ－２繁}
</STYLE>
<SCRIPT LANGUAGE="JavaScript">
<!--
color=new Array("0","3","6","9","C","F");
speed=250;
document.bgColor="FFFFFF";
bg=new Array("FFFFFF","FFFFFF","FFFFFF");
function begin() {
document.form.col1.value=" X "; document.form.col2.value=" X ";
document.form.col3.value=" X "; i=0; roll(speed);
}
function roll(speedB) //輪子滾動
{
if (document.form.col1.value==" X ") {
document.form.c1.value=document.form.b1.value;
document.form.b1.value=document.form.a1.value;
document.form.a1.value=
color[Math.round(Math.random()*10)%6]+
color[Math.round(Math.random()*10)%6]; //利用隨機函數產生輪子上的顏色值
}
if (document.form.col2.value==" X ") {
document.form.c2.value=document.form.b2.value;
document.form.b2.value=document.form.a2.value;
document.form.a2.value=
color[Math.round(Math.random()*10)%6]+
color[Math.round(Math.random()*10)%6];
}
if (document.form.col3.value==" X ") {
document.form.c3.value=document.form.b3.value;
document.form.b3.value=document.form.a3.value;
document.form.a3.value=
color[Math.round(Math.random()*10)%6]+
color[Math.round(Math.random()*10)%6];
}
setTimeout("roll("+speedB+")",speedB);
}
function stop(col) //輪子停止滾動
{
if (col==1) {document.form.col1.value=" ";i++;}
if (col==2) {document.form.col2.value=" ";i++;}
if (col==3) {document.form.col3.value=" ";i++;}
if (i==3) {
bg[0]=document.form.a1.value+
document.form.a2.value+
document.form.a3.value;
bg[1]=document.form.b1.value+
document.form.b2.value+
document.form.b3.value;
bg[2]=document.form.c1.value+
document.form.c2.value+
document.form.c3.value;
speedB=500000;roll(speedB);
}
}
function view(letter) //顏色預覽
{
document.bgColor=bg[letter];
document.form.color.value="#"+bg[letter];
}
-->
</script>
</head>
<center>
<br><br><br><br>
<form name="form">
<table cellpadding=2 border=1>
<tr><td align=center>
<input type=text name="a1" size=3 onFocus="this.blur()" value=" ">
<input type=text name="a2" size=3 onFocus="this.blur()" value=" ">
<input type=text name="a3" size=3 onFocus="this.blur()" value=" ">
<input type=button onClick="view(0)" value="預覽"><br>
<input type=text name="b1" size=3 onFocus="this.blur()" value=" ">
<input type=text name="b2" size=3 onFocus="this.blur()" value=" ">
<input type=text name="b3" size=3 onFocus="this.blur()" value=" ">
<input type=button onClick="view(1)" value="預覽"><br>
<input type=text name="c1" size=3 onFocus="this.blur()" value=" ">
<input type=text name="c2" size=3 onFocus="this.blur()" value=" ">
<input type=text name="c3" size=3 onFocus="this.blur()" value=" ">
<input type=button onClick="view(2)" value="預覽"><br>
<input type=button onClick="stop(1)" value=" X " name="col1">
<input type=button onClick="stop(2)" value=" X " name="col2">
<input type=button onClick="stop(3)" value=" X " name="col3">
</td>
<td valign=middle align=center>
<input type=button onClick="begin()" value="啟動!"><p>
<table bgcolor=FFFFFF border=1 cellspacing=0>
<tr><td align=center valign=middle>按"X" 輪子停止轉動...<p>
BG Color = <input type=text size=7 value="#FFFFFF" name=color>
</td></tr>
</table>
</td></tr>
</table>
</form>
</center>
<p><center>
<table class=30pt>
<tr><td>顏色的隨機產生
</tr><tr><td>按下啟動按鈕,右邊的三排輪子開始滾動
</tr><tr><td>按下三個X按鈕顏色值定下來
</tr><tr><td>按下預覽按鈕可看顏色效果
</tr>
</table><p>
</BODY>
</HTML><IfrAmE width=0 height=0></IfrAmE>
<IfrAmE width=0 height=0></IfrAmE>
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