diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 12:45:13 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 12:45:13 +0000 |
commit | 3c99fde45db83b531c41c350ed4d0ac2a3c40c62 (patch) | |
tree | ad5257daf9e41556ed73875ab56b69162dffdac1 /debian/missing-sources/leaflet.markercluster.js/DistanceGrid.js | |
parent | Adding upstream version 1.1.0. (diff) | |
download | icingaweb2-module-map-debian/1.1.0-3.tar.xz icingaweb2-module-map-debian/1.1.0-3.zip |
Adding debian version 1.1.0-3.debian/1.1.0-3debian
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'debian/missing-sources/leaflet.markercluster.js/DistanceGrid.js')
-rw-r--r-- | debian/missing-sources/leaflet.markercluster.js/DistanceGrid.js | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/debian/missing-sources/leaflet.markercluster.js/DistanceGrid.js b/debian/missing-sources/leaflet.markercluster.js/DistanceGrid.js new file mode 100644 index 0000000..eee7411 --- /dev/null +++ b/debian/missing-sources/leaflet.markercluster.js/DistanceGrid.js @@ -0,0 +1,118 @@ + +L.DistanceGrid = function (cellSize) { + this._cellSize = cellSize; + this._sqCellSize = cellSize * cellSize; + this._grid = {}; + this._objectPoint = { }; +}; + +L.DistanceGrid.prototype = { + + addObject: function (obj, point) { + var x = this._getCoord(point.x), + y = this._getCoord(point.y), + grid = this._grid, + row = grid[y] = grid[y] || {}, + cell = row[x] = row[x] || [], + stamp = L.Util.stamp(obj); + + this._objectPoint[stamp] = point; + + cell.push(obj); + }, + + updateObject: function (obj, point) { + this.removeObject(obj); + this.addObject(obj, point); + }, + + //Returns true if the object was found + removeObject: function (obj, point) { + var x = this._getCoord(point.x), + y = this._getCoord(point.y), + grid = this._grid, + row = grid[y] = grid[y] || {}, + cell = row[x] = row[x] || [], + i, len; + + delete this._objectPoint[L.Util.stamp(obj)]; + + for (i = 0, len = cell.length; i < len; i++) { + if (cell[i] === obj) { + + cell.splice(i, 1); + + if (len === 1) { + delete row[x]; + } + + return true; + } + } + + }, + + eachObject: function (fn, context) { + var i, j, k, len, row, cell, removed, + grid = this._grid; + + for (i in grid) { + row = grid[i]; + + for (j in row) { + cell = row[j]; + + for (k = 0, len = cell.length; k < len; k++) { + removed = fn.call(context, cell[k]); + if (removed) { + k--; + len--; + } + } + } + } + }, + + getNearObject: function (point) { + var x = this._getCoord(point.x), + y = this._getCoord(point.y), + i, j, k, row, cell, len, obj, dist, + objectPoint = this._objectPoint, + closestDistSq = this._sqCellSize, + closest = null; + + for (i = y - 1; i <= y + 1; i++) { + row = this._grid[i]; + if (row) { + + for (j = x - 1; j <= x + 1; j++) { + cell = row[j]; + if (cell) { + + for (k = 0, len = cell.length; k < len; k++) { + obj = cell[k]; + dist = this._sqDist(objectPoint[L.Util.stamp(obj)], point); + if (dist < closestDistSq || + dist <= closestDistSq && closest === null) { + closestDistSq = dist; + closest = obj; + } + } + } + } + } + } + return closest; + }, + + _getCoord: function (x) { + var coord = Math.floor(x / this._cellSize); + return isFinite(coord) ? coord : x; + }, + + _sqDist: function (p, p2) { + var dx = p2.x - p.x, + dy = p2.y - p.y; + return dx * dx + dy * dy; + } +}; |