71 lines
1.8 KiB
HTML
Executable File
71 lines
1.8 KiB
HTML
Executable File
<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8">
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<title>Colors</title>
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<script type="text/javascript">
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var hexLetters = '0123456789ABCDEF';
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enhanceColor = function(color) {
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var c = eval("0x" + color);
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var hi = Math.round(c / 16);
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if (hi < 15) {
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hi += Math.round((15 - hi) / 1.5);
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}
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if (hi > 15)
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hi = 15;
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return '' + hexLetters[hi] + hexLetters[c % 16];
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}
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randomRGB = function() {
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var color = '';
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var couple = '';
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for (var i = 0; i < 3; i++) {
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//do {
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couple = '' + hexLetters[Math.floor(Math.random() * 10)]
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+ hexLetters[Math.floor(Math.random() * 16)];
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// for (j = 0; j < 2; j++) {
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// couple += letters[Math.floor(Math.random() * 16)];
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// }
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//} while ((255 - parseInt("0x" + couple)) < 128)
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color += couple;
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}
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return color;
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}
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changeColor = function() {
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var color = randomRGB();
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var complemetar = 0xFFFFFF - eval("0x" + color.substring(1));
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var complement = complemetar.toString(16);
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var R = enhanceColor(complement.substring(0, 2));
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var G = enhanceColor(complement.substring(2, 4));
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var B = enhanceColor(complement.substring(4));
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complement = "#" + R + G + B;
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var span = document.getElementsByTagName("SPAN");
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span[0].setAttribute("style", "color:#" + color + "; font-weight:bold;");
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span[1].setAttribute("style", "color:#" + color + "; background:"
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+ complement + "; font-weight:bold;");
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}
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testReplace = function() {
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var text = "<< Text between >>";
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text = text.replace(/</g, "<");
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text = text.replace(/>/g, ">");
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console.log(text);
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document.getElementById("between-text").innerHtml = text;
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}
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</script>
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</head>
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<body onload="testReplace()">
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<div>
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<span>TEST COLORE</span>
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</div>
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<div>
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<span>TEST COLORE + SFONDO</span>
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</div>
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<div id="between-text">
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</div>
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</body>
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</html> |