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viewer: more URL hash improvements

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This commit is contained in:
Matthias Schiffer 2015-02-04 22:01:14 +01:00
parent 82acbeacb1
commit 02808dcf9b
1 changed files with 39 additions and 34 deletions
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57
viewer/MinedMap.js
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@ -122,10 +122,14 @@ window.createMap = function () {
mipmaps = res.mipmaps,
spawn = res.spawn;
var args = parseHash(),
zoom = parseInt(args['zoom']),
x = parseFloat(args['x']),
z = parseFloat(args['z']),
var x, z, zoom, light;
var updateParams = function () {
var args = parseHash();
zoom = parseInt(args['zoom']);
x = parseFloat(args['x']);
z = parseFloat(args['z']);
light = parseInt(args['light']);
if (isNaN(zoom))
@ -134,6 +138,9 @@ window.createMap = function () {
x = spawn.x;
if (isNaN(z))
z = spawn.z;
};
updateParams();
var map = L.map('map', {
center: [-z, x],
@ -169,11 +176,10 @@ window.createMap = function () {
});
var makeHash = function () {
var zoom = map.getZoom(),
center = map.getCenter(),
x = Math.round(center.lng),
z = Math.round(-center.lat),
ret = '#x='+x+'&z='+z+'&zoom='+zoom;
var ret = '#x='+x+'&z='+z;
if (zoom != 0)
ret += '&zoom='+zoom;
if (map.hasLayer(lightLayer))
ret += '&light=1';
@ -185,30 +191,27 @@ window.createMap = function () {
window.location.hash = makeHash();
};
var refreshHash = function () {
zoom = map.getZoom();
center = map.getCenter();
x = Math.round(center.lng);
z = Math.round(-center.lat);
updateHash();
}
updateHash();
map.on('moveend', updateHash);
map.on('zoomend', updateHash);
map.on('layeradd', updateHash);
map.on('layerremove', updateHash);
map.on('moveend', refreshHash);
map.on('zoomend', refreshHash);
map.on('layeradd', refreshHash);
map.on('layerremove', refreshHash);
window.onhashchange = function () {
if (window.location.hash == makeHash())
return;
var args = parseHash(),
center = map.getCenter(),
zoom = parseInt(args['zoom']),
x = parseFloat(args['x']),
z = parseFloat(args['z']),
light = parseInt(args['light']);
if (isNaN(zoom))
zoom = map.getZoom();
if (isNaN(x))
x = center.lng;
if (isNaN(z))
z = -center.lat;
updateParams();
map.setView([-z, x], zoom);
@ -216,6 +219,8 @@ window.createMap = function () {
map.addLayer(lightLayer);
else
map.removeLayer(lightLayer);
updateHash();
};
};