mirror of https://github.com/webbukkit/dynmap.git
56 lines
1.8 KiB
JavaScript
56 lines
1.8 KiB
JavaScript
var HDProjection = DynmapProjection.extend({
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fromLocationToLatLng: function(location) {
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var wtp = this.options.worldtomap;
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lat = wtp[3] * location.x + wtp[4] * location.y + wtp[5] * location.z,
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lng = wtp[0] * location.x + wtp[1] * location.y + wtp[2] * location.z;
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return new L.LatLng(
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-(((128 << this.options.tilescale) - lat) / (1 << this.options.mapzoomout))
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, lng / (1 << this.options.mapzoomout)
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, location.y);
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},
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fromLatLngToLocation: function(latlon, y) {
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var ptw = this.options.maptoworld,
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lat = (128 << this.options.tilescale) + latlon.lat * (1 << this.options.mapzoomout),
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lng = latlon.lng * (1 << this.options.mapzoomout),
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x = ptw[0] * lng + ptw[1] * lat + ptw[2] * y,
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z = ptw[6] * lng + ptw[7] * lat + ptw[8] * y;
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return { x: x, y: y, z: z };
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}
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});
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var HDMapType = DynmapTileLayer.extend({
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projection: undefined,
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options: {
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minZoom: 0,
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errorTileUrl: 'images/blank.png',
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zoomReverse: true,
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},
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initialize: function(options) {
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options.maxZoom = options.mapzoomin + options.mapzoomout;
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options.maxNativeZoom = options.mapzoomout;
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options.tileSize = 128 << (options.tilescale || 0);
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this.projection = new HDProjection($.extend({map: this}, options));
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L.Util.setOptions(this, options);
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DynmapTileLayer.prototype.initialize.call(this, options);
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},
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getTileName: function(coords) {
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var info = this.getTileInfo(coords);
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// Y is inverted for HD-map.
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info.y = -info.y;
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info.scaledy = info.y >> 5;
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return namedReplace('{prefix}{nightday}/{scaledx}_{scaledy}/{zoom}{x}_{y}.{fmt}', info);
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},
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zoomprefix: function(amount) {
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// amount == 0 -> ''
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// amount == 1 -> 'z_'
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// amount == 2 -> 'zz_'
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return 'zzzzzzzzzzzzzzzzzzzzzz'.substr(0, amount) + (amount === 0 ? '' : '_');
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}
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});
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maptypes.HDMapType = function(options) { return new HDMapType(options); };
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