159 lines
5.4 KiB
HTML
159 lines
5.4 KiB
HTML
<!DOCTYPE HTML>
|
|
<html>
|
|
|
|
<!--
|
|
pgn4web javascript chessboard
|
|
copyright (C) 2009-2013 Paolo Casaschi
|
|
see README file and http://pgn4web.casaschi.net
|
|
for credits, license and more details
|
|
-->
|
|
|
|
<head>
|
|
|
|
<title>dynamic frame test</title>
|
|
|
|
<link rel="shortcut icon" href="pawn.ico" />
|
|
|
|
<style type="text/css">
|
|
|
|
html, body {
|
|
margin: 0px;
|
|
padding: 0px;
|
|
}
|
|
|
|
span {
|
|
white-space:nowrap;
|
|
}
|
|
|
|
input {
|
|
height:20px;
|
|
font-size:9px;
|
|
}
|
|
|
|
</style>
|
|
|
|
</head>
|
|
|
|
<body style="overflow:hidden; font-size:9px; font-family:sans-serif;" onload="atLoad();">
|
|
|
|
<center>
|
|
|
|
<div style="padding:10px;" id="header">
|
|
<span> width <input id="width" style="width:6em;" type="number" onchange="change_w(this.value);"> </span>
|
|
<span> height <input id="height" style="width:6em;" type="number" onchange="change_h(this.value);"> </span>
|
|
<span> <input type="button" value="swap" onclick="swap_wh();"/> </span>
|
|
<span> </span>
|
|
<span> <input type="button" value="2:1" onclick="preselect(2,1);"/> </span>
|
|
<span> <input type="button" value="16:9" onclick="preselect(16,9);"/> </span>
|
|
<span> <input type="button" value="4:3" onclick="preselect(4,3);"/> </span>
|
|
<span> <input type="button" value="1:1" onclick="preselect(1,1);"/> </span>
|
|
<span> <input type="button" value="3:4" onclick="preselect(3,4);"/> </span>
|
|
<span> <input type="button" value="9:16" onclick="preselect(9,16);"/> </span>
|
|
<span> <input type="button" value="1:2" onclick="preselect(1,2);"/> </span>
|
|
<span> </span>
|
|
<span> <input type="button" value="narrow" onclick="modify(1/1.05, 1);"/> </span>
|
|
<span> <input type="button" value="wide" onclick="modify(1.05, 1);"/> </span>
|
|
<span> <input type="button" value="short" onclick="modify(1, 1/1.05);"/> </span>
|
|
<span> <input type="button" value="tall" onclick="modify(1, 1.05);"/> </span>
|
|
<span> </span>
|
|
<span> <input type="button" value="poke" onclick="modify(0, 0);"/> </span>
|
|
<span> </span>
|
|
<span> <input type="button" value="refresh" onclick="frameRefresh();"/> </span>
|
|
</div>
|
|
|
|
<iframe id="frame" src="" height="" width="" style="margin:10px;" frameborder="no" scrolling='no' marginheight='0' marginwidth='0'></iframe>
|
|
|
|
</center>
|
|
|
|
<script type="text/javascript">
|
|
"use strict";
|
|
|
|
var thisRegExp;
|
|
var minBoardSize = 200;
|
|
|
|
var frameWidth = "";
|
|
thisRegExp = /(&|\?)(frameWidth|fw)=([^&]*)(&|$)/i;
|
|
if (window.location.search.match(thisRegExp) !== null) {
|
|
frameWidth = unescape(window.location.search.match(thisRegExp)[3]);
|
|
}
|
|
|
|
var frameHeight = "";
|
|
thisRegExp = /(&|\?)(frameHeight|fh)=([^&]*)(&|$)/i;
|
|
if (window.location.search.match(thisRegExp) !== null) {
|
|
frameHeight = unescape(window.location.search.match(thisRegExp)[3]);
|
|
}
|
|
|
|
try {
|
|
document.getElementById("width").min = minBoardSize;
|
|
document.getElementById("height").min = minBoardSize;
|
|
} catch(e) {}
|
|
|
|
function atLoad() {
|
|
if (frameHeight || frameWidth) {
|
|
if (frameWidth && !frameHeight) { try { frameHeight = Math.floor(frameWidth * 9 / 16); } catch(e) {} }
|
|
if (frameHeight && !frameWidth) { try { frameWidth = Math.ceil(frameHeight / 9 * 16); } catch(e) {} }
|
|
change_w(frameWidth);
|
|
change_h(frameHeight);
|
|
} else { preselect(16, 9); }
|
|
frameRefresh();
|
|
}
|
|
|
|
var frameUrlSearch = location.search.replace(/(&|\?)(frameWidth|fw|frameHeight|fh)=([^&]*)/ig, "$1").replace(/(&|\?)&+/ig, "$1");
|
|
function frameRefresh() {
|
|
document.getElementById("frame").src = "dynamic-frame.html" + frameUrlSearch;
|
|
}
|
|
|
|
function preselect(w, h) {
|
|
var ww, wh, aw, ah, fw, fh;
|
|
if (window.innerWidth && window.innerHeight) { ww = window.innerWidth; wh = window.innerHeight; }
|
|
else if (document.documentElement && document.documentElement.clientWidth) { ww = document.documentElement.clientWidth; wh = document.documentElement.clientHeight; }
|
|
else if (document.body && document.body.clientWidth) { ww = document.body.clientWidth; wh = document.body.clientHeight; }
|
|
else { throw("failed to get window size"); }
|
|
aw = ww - 20;
|
|
ah = wh - document.getElementById("header").offsetHeight - 20;
|
|
if (w > h) {
|
|
fw = Math.ceil(Math.min(aw, ah * w / h));
|
|
fh = Math.floor(fw * h / w);
|
|
} else if (w < h) {
|
|
fw = Math.floor(Math.min(aw, ah * w / h));
|
|
fh = Math.ceil(fw * h / w);
|
|
} else {
|
|
fw = fh = Math.floor(Math.min(aw, ah));
|
|
}
|
|
change_w(fw);
|
|
change_h(fh);
|
|
}
|
|
|
|
function change_w(w) {
|
|
if (isNaN(w) || (w < minBoardSize)) { w = document.getElementById("width").value = minBoardSize; }
|
|
document.getElementById("frame").width = w;
|
|
if (w !== document.getElementById("width").value) { document.getElementById("width").value = w; }
|
|
}
|
|
|
|
function change_h(h) {
|
|
if (isNaN(h) || (h < minBoardSize)) { h = document.getElementById("height").value = minBoardSize; }
|
|
document.getElementById("frame").height = h;
|
|
if (h !== document.getElementById("height").value) { document.getElementById("height").value = h; }
|
|
}
|
|
|
|
function modify(dw, dh) {
|
|
if (dw === 0) { dw = (95 + 10 * Math.random()) / 100; }
|
|
if (dh === 0) { dh = (95 + 10 * Math.random()) / 100; }
|
|
if (dw != 1) { change_w(Math.round(document.getElementById("width").value * dw)); }
|
|
if (dh != 1) { change_h(Math.round(document.getElementById("height").value * dh)); }
|
|
}
|
|
|
|
function swap_wh() {
|
|
var fw = document.getElementById("height").value;
|
|
var fh = document.getElementById("width").value;
|
|
change_w(fw);
|
|
change_h(fh);
|
|
}
|
|
|
|
</script>
|
|
|
|
</body>
|
|
|
|
</html>
|
|
|