114 lines
3.9 KiB
HTML
114 lines
3.9 KiB
HTML
<html>
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<head>
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<style>
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svg {
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background-color: darkgray;
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}
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body {
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margin: 0;
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}
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circle {
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fill: red;
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opacity: 0.33;
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}
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rect#map {
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fill: gainsboro;
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opacity: 0;
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}
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image {
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transform: scale(3.41) rotate(-0.15deg);
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/* opacity: 0.33; */
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}
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.wall {
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fill: none;
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stroke: red;
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stroke-width: 7px;
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opacity: 0.7;
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}
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</style>
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</head>
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<body>
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<svg viewbox="-100 -100 3450 2400" xmlns="http://www.w3.org/2000/svg" stroke-width="20">
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<defs>
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<pattern id="inch-mark" x="0" y="0" width="2in" height="2in" patternUnits="userSpaceOnUse">
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<rect x="0" y="0" width="1in" height="2in" fill="black" />
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<rect x="1in" y="0" width="1in" height="2in" fill="white" />
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</pattern>
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<pattern id="vert" href="#inch-mark" patternTransform="rotate(90)" />
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</defs>
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<line x1="0" y1="-0.25in" x2="34in" y2="-0.25in" stroke="url(#inch-mark)" />
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<line x1="-0.25in" y1="0" x2="-0.25in" y2="22in" stroke="url(#vert)" />
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<image href="map1.png" height="6.428in" width="9.971in" />
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<rect id="map" x="0" y="0" width="34in" height="22in" />
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<rect class="wall" x="3.77in" y="1.49in" width="4.3in" height="7.33in" />
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<line class="wall" x1="5.93in" y1="1.49in" x2="5.93in" y2="4.41in" />
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<line class="wall" x1="5.93in" y1="5.36in" x2="5.93in" y2="8.82in" />
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<line class="wall" x1="6.98in" y1="3.59in" x2="6.98in" y2="5.36in" />
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<line class="wall" x1="5.93in" y1="3.59in" x2="8.07in" y2="3.59in" />
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<line class="wall" x1="5.93in" y1="5.36in" x2="8.07in" y2="5.36in" />
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<line class="wall" x1="5.93in" y1="7.51in" x2="8.07in" y2="7.51in" />
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<line class="wall" x1="3.77in" y1="4.41in" x2="5.93in" y2="4.41in" />
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<line class="wall" x1="3.77in" y1="7.51in" x2="5.09in" y2="7.51in" />
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</svg>
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<script>
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var rect = document.querySelector('rect#map');
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var toFixed = n => Number.parseFloat(n).toFixed(2);
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rect.addEventListener('mousemove', e => {
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var rect = e.target.getBoundingClientRect();
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// console.log(rect)
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var x = e.clientX - rect.left; // x position within the element
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var y = e.clientY - rect.top; // y position within the element
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// console.log("Left? : " + x + " ; Top? : " + y + ".");
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// console.log(x/rect.width, y/rect.height);
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console.log(
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'x: ' + toFixed(x / rect.width * e.target.width.baseVal.valueInSpecifiedUnits) + '"',
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'y: ' + toFixed(y / rect.height * e.target.height.baseVal.valueInSpecifiedUnits) + '"'
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);
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});
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var svgns = "http://www.w3.org/2000/svg",
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svg = document.querySelector('svg');
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var columnCount = 33,
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rowCount = 25,
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pointDistanceInInches = 1.044;
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var isOdd = n => n % 2 === 1;
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var columns = [...Array(columnCount).keys()],
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rows = [...Array(rowCount).keys()],
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columnCoords = columns.map(x => x * pointDistanceInInches),
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rowCoords = rows.map(y => y * pointDistanceInInches),
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pointCoords = rowCoords.map((y, index) =>
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(isOdd(index) ? columnCoords.slice(0, -1) : columnCoords).map(x => [x, y])
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);
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var xOffset = 0.4,
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yOffset = 0.2;
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calcY = Math.sqrt(3) * pointDistanceInInches / 2 * 0.945,
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alternatingOffset = pointDistanceInInches / 2;
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pointCoords.forEach((row, index) => row.forEach(([x, y]) => {
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var circle = document.createElementNS(svgns, 'circle'),
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cx = x + xOffset + (isOdd(index) ? alternatingOffset : 0),
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cy = calcY * y + yOffset;
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circle.setAttributeNS(null, 'cx', `${cx}in`);
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circle.setAttributeNS(null, 'cy', `${cy}in`);
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circle.setAttributeNS(null, 'r', '0.07in');
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svg.appendChild(circle);
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}));
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</script>
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</body>
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</html> |