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No commits in common. "b1a10262d54f9cb06e08803e21484ad4c7af3c0eea0419194a9250deb73df7d5" and "df4556a68207a5cb284ca1ff68c39609fdbeca930bd59e009502c59d58b8bf84" have entirely different histories.

3 changed files with 30 additions and 300 deletions

57
dve.css
View file

@ -6,33 +6,13 @@ html, body {
font-family: sans-serif;
}
#container {
display: grid;
display: flex;
height: 100vh;
width: 100vw;
}
#container[data-count="2"] {
grid-template-columns: repeat(2, 1fr);
grid-template-rows: 1fr;
}
#container[data-count="4"] {
grid-template-columns: repeat(2, 1fr);
grid-template-rows: repeat(2, 1fr);
}
#container[data-count="6"] {
grid-template-columns: repeat(3, 1fr);
grid-template-rows: repeat(2, 1fr);
}
#container[data-count="9"] {
grid-template-columns: repeat(3, 1fr);
grid-template-rows: repeat(3, 1fr);
}
.map-wrapper {
flex: 1;
position: relative;
min-width: 0;
min-height: 0;
}
.map-wrapper.hidden {
display: none;
}
.map {
height: 100%;
@ -48,36 +28,3 @@ html, body {
border-radius: 4px;
font-size: 14px;
}
.layout-selector {
position: fixed;
top: auto;
bottom: 10px;
}
.crosshair {
position: absolute;
display: none;
width: 24px;
height: 24px;
z-index: 999;
pointer-events: none;
transform: translate(-50%, -50%);
}
.crosshair::before,
.crosshair::after {
content: "";
position: absolute;
background: #000;
}
.crosshair::before {
left: 11px;
top: 0;
width: 2px;
height: 24px;
}
.crosshair::after {
left: 0;
top: 11px;
width: 24px;
height: 2px;
}

237
dve.js
View file

@ -6,18 +6,10 @@ const json_files = [
const center = [50.08804, 14.42076];
const zoom = 14;
const mapCounts = [2, 4, 6, 9];
let syncing = false;
let urlUpdateTimer = null;
let activeMouseMap = null;
let activeMousePoint = null;
let activeMouseLatLng = null;
let TILE_SERVERS = [];
let maps = [];
let layers = [];
let crosshairs = [];
function fillDropdown(select) {
for (const name in TILE_SERVERS) {
@ -28,85 +20,11 @@ function fillDropdown(select) {
}
}
function readUrlState() {
const state = {
center,
zoom,
count: 2,
layers: []
};
const match = window.location.hash.match(/^#map=([0-9.]+)\/(-?[0-9.]+)\/(-?[0-9.]+)/);
if (match) {
const z = parseFloat(match[1]);
const lat = parseFloat(match[2]);
const lng = parseFloat(match[3]);
if (Number.isFinite(lat) && Number.isFinite(lng) && Number.isFinite(z)) {
state.center = [lat, lng];
state.zoom = z;
}
}
const params = new URLSearchParams(window.location.hash.replace(/^#map=[^&]*/, ""));
const count = parseInt(params.get("count"), 10);
if (mapCounts.includes(count)) {
state.count = count;
}
for (let i = 1; i <= state.count; i++) {
const layer = params.get("layer" + i);
if (layer) state.layers.push(layer);
}
return state;
}
function getSelectedLayers(count) {
const selected = [];
for (let i = 1; i <= count; i++) {
const select = document.getElementById("select" + i);
if (select && select.value) selected.push(select.value);
}
return selected;
}
function writeUrlState(map) {
if (urlUpdateTimer) clearTimeout(urlUpdateTimer);
urlUpdateTimer = setTimeout(() => {
const c = map.getCenter();
const count = parseInt(document.getElementById("mapCountSelector").value, 10);
let hash = "#map=" + map.getZoom() + "/" + c.lat.toFixed(5) + "/" + c.lng.toFixed(5);
hash += "&count=" + count;
const selected = getSelectedLayers(count);
selected.forEach((name, index) => {
hash += "&layer" + (index + 1) + "=" + encodeURIComponent(name);
});
history.replaceState(null, "", hash);
}, 100);
}
function sync(source) {
function sync(source, target) {
if (syncing) return;
syncing = true;
maps.forEach(target => {
if (target !== source) {
target.setView(source.getCenter(), source.getZoom(), { animate: false });
}
});
target.setView(source.getCenter(), source.getZoom(), { animate: false });
syncing = false;
writeUrlState(source);
updateCrosshairs();
}
function setLayer(map, config, currentLayer) {
@ -132,142 +50,41 @@ function setLayer(map, config, currentLayer) {
}
}
function fillMapCountDropdown(select) {
select.innerHTML = "";
mapCounts.forEach(count => {
const opt = document.createElement("option");
opt.value = count;
opt.textContent = count + (count === 2 || count === 4 ? " mapy" : " map");
select.appendChild(opt);
});
}
function setMapCount(count) {
const container = document.getElementById("container");
container.dataset.count = count;
for (let i = 1; i <= maps.length; i++) {
const wrapper = document.getElementById("map" + i).parentElement;
wrapper.classList.toggle("hidden", i > count);
}
hideCrosshairs();
setTimeout(() => {
maps.forEach((map, index) => {
if (index < count) map.invalidateSize(false);
});
}, 0);
}
function isVisibleMap(map) {
return !map.getContainer().parentElement.classList.contains("hidden");
}
function createCrosshair(map) {
const crosshair = document.createElement("div");
crosshair.className = "crosshair";
map.getContainer().parentElement.appendChild(crosshair);
return crosshair;
}
function hideCrosshairs() {
activeMouseMap = null;
activeMousePoint = null;
activeMouseLatLng = null;
crosshairs.forEach(crosshair => {
crosshair.style.display = "none";
});
}
function updateCrosshairs() {
if (!activeMouseMap || !activeMousePoint || !isVisibleMap(activeMouseMap)) return;
activeMouseLatLng = activeMouseMap.containerPointToLatLng(activeMousePoint);
maps.forEach((map, index) => {
const crosshair = crosshairs[index];
if (map === activeMouseMap || !isVisibleMap(map)) {
crosshair.style.display = "none";
return;
}
const point = map.latLngToContainerPoint(activeMouseLatLng);
const size = map.getSize();
if (point.x < 0 || point.y < 0 || point.x > size.x || point.y > size.y) {
crosshair.style.display = "none";
return;
}
crosshair.style.left = point.x + "px";
crosshair.style.top = point.y + "px";
crosshair.style.display = "block";
});
}
function initCrosshair(map) {
const container = map.getContainer();
map.on("mousemove", e => {
activeMouseMap = map;
activeMousePoint = map.mouseEventToContainerPoint(e.originalEvent);
activeMouseLatLng = e.latlng;
updateCrosshairs();
});
map.on("mouseout", e => {
if (!container.contains(e.originalEvent.relatedTarget)) hideCrosshairs();
});
map.on("move", () => updateCrosshairs());
map.on("zoom", () => updateCrosshairs());
}
function init() {
const urlState = readUrlState();
const mapCountSelector = document.getElementById("mapCountSelector");
fillMapCountDropdown(mapCountSelector);
fillDropdown(document.getElementById("select1"));
fillDropdown(document.getElementById("select2"));
for (let i = 1; i <= 9; i++) {
const select = document.getElementById("select" + i);
fillDropdown(select);
// Create maps
const map1 = L.map("map1", { center, zoom, zoomControl: false });
const map2 = L.map("map2", { center, zoom, zoomControl: false });
if (urlState.layers[i - 1] && TILE_SERVERS[urlState.layers[i - 1]]) {
select.value = urlState.layers[i - 1];
}
map1.on("move", () => sync(map1, map2));
map2.on("move", () => sync(map2, map1));
const map = L.map("map" + i, { center: urlState.center, zoom: urlState.zoom, zoomControl: false });
map.on("move", () => sync(map));
map.on("zoom", () => sync(map));
map1.on("zoom", () => sync(map1, map2));
map2.on("zoom", () => sync(map2, map1));
L.control.zoom({ position: "topright" }).addTo(map);
L.control.zoom({ position: "topright" }).addTo(map1);
L.control.zoom({ position: "topright" }).addTo(map2);
maps.push(map);
layers.push(null);
crosshairs.push(createCrosshair(map));
initCrosshair(map);
// Active tile layers
let layer1 = null;
let layer2 = null;
layers[i - 1] = setLayer(map, TILE_SERVERS[select.value], layers[i - 1]);
// Initialize with first server
layer1 = setLayer(map1, TILE_SERVERS[document.getElementById("select1").value], layer1);
layer2 = setLayer(map2, TILE_SERVERS[document.getElementById("select2").value], layer2);
select.addEventListener("change", e => {
const key = e.target.value;
layers[i - 1] = setLayer(map, TILE_SERVERS[key], layers[i - 1]);
writeUrlState(map);
});
}
mapCountSelector.value = urlState.count;
mapCountSelector.addEventListener("change", e => {
setMapCount(parseInt(e.target.value, 10));
writeUrlState(maps[0]);
// Dropdown change handlers
document.getElementById("select1").addEventListener("change", e => {
const key = e.target.value;
layer1 = setLayer(map1, TILE_SERVERS[key], layer1);
});
setMapCount(parseInt(mapCountSelector.value, 10));
writeUrlState(maps[0]);
document.getElementById("select2").addEventListener("change", e => {
const key = e.target.value;
layer2 = setLayer(map2, TILE_SERVERS[key], layer2);
});
}
async function loadTileConfigs(json_files) {

View file

@ -29,7 +29,7 @@
</head>
<body>
<div id="container" data-count="2">
<div id="container">
<div class="map-wrapper">
<select id="select1" class="selector"></select>
<div id="map1" class="map"></div>
@ -38,40 +38,6 @@
<select id="select2" class="selector"></select>
<div id="map2" class="map"></div>
</div>
<div class="map-wrapper hidden">
<select id="select3" class="selector"></select>
<div id="map3" class="map"></div>
</div>
<div class="map-wrapper hidden">
<select id="select4" class="selector"></select>
<div id="map4" class="map"></div>
</div>
<div class="map-wrapper hidden">
<select id="select5" class="selector"></select>
<div id="map5" class="map"></div>
</div>
<div class="map-wrapper hidden">
<select id="select6" class="selector"></select>
<div id="map6" class="map"></div>
</div>
<div class="map-wrapper hidden">
<select id="select7" class="selector"></select>
<div id="map7" class="map"></div>
</div>
<div class="map-wrapper hidden">
<select id="select8" class="selector"></select>
<div id="map8" class="map"></div>
</div>
<div class="map-wrapper hidden">
<select id="select9" class="selector"></select>
<div id="map9" class="map"></div>
</div>
</div>
<select id="mapCountSelector" class="selector layout-selector">
<option value="2">2 mapy</option>
<option value="4">4 mapy</option>
<option value="6">6 map</option>
<option value="9">9 map</option>
</select>
</body>
</html>