Jonas Havelka
9 months ago
2 changed files with 62 additions and 58 deletions
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{% if april == 2021 %} |
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<script type="text/javascript" charset="utf-8"> |
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function rotace(vektor, uhel_deg) { |
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var uhel = uhel_deg *(Math.PI / 180); |
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var x = vektor[0]; |
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var y = vektor[1]; |
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return [x*Math.cos(uhel) - y*Math.sin(uhel), x*Math.sin(uhel) + y*Math.cos(uhel)]; |
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} |
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function rotace_a_posun(obj, uhel) { |
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var ow = obj.width(); |
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var oh = obj.height(); |
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var rohy = [[0,0], [0,oh], [ow, 0], [ow, oh]]; |
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var minx = 0; |
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var miny = 0; |
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for (var roh of rohy) { |
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var otoceny = rotace(roh, uhel); |
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if (otoceny[0] < minx) { |
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minx = otoceny[0]; |
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} |
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if (otoceny[1] < miny) { |
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miny = otoceny[1]; |
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} |
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} |
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miny *= -1; |
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minx *= -1; |
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var transf_str = "translateX("+minx+"px) translateY("+miny+"px) rotate("+uhel+"deg)"; |
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obj.css('transform-origin', 'top left'); |
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obj.css('transform', transf_str); |
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} |
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function randomUhel() { |
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return Math.floor(360*Math.random()); |
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} |
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$('.container').css('margin', 0); |
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rotace_a_posun($('.container'), randomUhel()); |
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</script> |
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{% endif %} |
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{% if april == 2023 %} |
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<script> |
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{# By https://stackoverflow.com/a/34559316 #} |
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function walkText(node) { |
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if (node.nodeType == 3) { |
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node.data = node.data.replace(/M&M/g, "M💘M"); |
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} |
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if (node.nodeType == 1 && node.nodeName != "SCRIPT") { |
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for (var i = 0; i < node.childNodes.length; i++) { |
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walkText(node.childNodes[i]); |
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} |
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} |
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} |
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walkText(document.body); |
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</script> |
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{% endif %} |
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