node-red-contrib-jwht-map/worldmap/leaflet/leaflet-velocity.min.js

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2018-06-03 23:12:13 +08:00
"use strict";L.DomUtil.setTransform||(L.DomUtil.setTransform=function(t,n,e){var i=n||new L.Point(0,0);t.style[L.DomUtil.TRANSFORM]=(L.Browser.ie3d?"translate("+i.x+"px,"+i.y+"px)":"translate3d("+i.x+"px,"+i.y+"px,0)")+(e?" scale("+e+")":"")}),L.CanvasLayer=(L.Layer?L.Layer:L.Class).extend({initialize:function(t){this._map=null,this._canvas=null,this._frame=null,this._delegate=null,L.setOptions(this,t)},delegate:function(t){return this._delegate=t,this},needRedraw:function(){return this._frame||(this._frame=L.Util.requestAnimFrame(this.drawLayer,this)),this},_onLayerDidResize:function(t){this._canvas.width=t.newSize.x,this._canvas.height=t.newSize.y},_onLayerDidMove:function(){var t=this._map.containerPointToLayerPoint([0,0]);L.DomUtil.setPosition(this._canvas,t),this.drawLayer()},getEvents:function(){var t={resize:this._onLayerDidResize,moveend:this._onLayerDidMove};return this._map.options.zoomAnimation&&L.Browser.any3d&&(t.zoomanim=this._animateZoom),t},onAdd:function(t){this._map=t,this._canvas=L.DomUtil.create("canvas","leaflet-layer"),this.tiles={};var n=this._map.getSize();this._canvas.width=n.x,this._canvas.height=n.y;var e=this._map.options.zoomAnimation&&L.Browser.any3d;L.DomUtil.addClass(this._canvas,"leaflet-zoom-"+(e?"animated":"hide")),t._panes.overlayPane.appendChild(this._canvas),t.on(this.getEvents(),this);var i=this._delegate||this;i.onLayerDidMount&&i.onLayerDidMount(),this.needRedraw();var o=this;setTimeout(function(){o._onLayerDidMove()},0)},onRemove:function(t){var n=this._delegate||this;n.onLayerWillUnmount&&n.onLayerWillUnmount(),t.getPanes().overlayPane.removeChild(this._canvas),t.off(this.getEvents(),this),this._canvas=null},addTo:function(t){return t.addLayer(this),this},LatLonToMercator:function(t){return{x:6378137*t.lng*Math.PI/180,y:6378137*Math.log(Math.tan((90+t.lat)*Math.PI/360))}},drawLayer:function(){var t=this._map.getSize(),n=this._map.getBounds(),e=this._map.getZoom(),i=this.LatLonToMercator(this._map.getCenter()),o=this.LatLonToMercator(this._map.containerPointToLatLng(this._map.getSize())),a=this._delegate||this;a.onDrawLayer&&a.onDrawLayer({layer:this,canvas:this._canvas,bounds:n,size:t,zoom:e,center:i,corner:o}),this._frame=null},_setTransform:function(t,n,e){var i=n||new L.Point(0,0);t.style[L.DomUtil.TRANSFORM]=(L.Browser.ie3d?"translate("+i.x+"px,"+i.y+"px)":"translate3d("+i.x+"px,"+i.y+"px,0)")+(e?" scale("+e+")":"")},_animateZoom:function(t){var n=this._map.getZoomScale(t.zoom),e=L.Layer?this._map._latLngToNewLayerPoint(this._map.getBounds().getNorthWest(),t.zoom,t.center):this._map._getCenterOffset(t.center)._multiplyBy(-n).subtract(this._map._getMapPanePos());L.DomUtil.setTransform(this._canvas,e,n)}}),L.canvasLayer=function(){return new L.CanvasLayer},L.Control.Velocity=L.Control.extend({options:{position:"bottomleft",emptyString:"Unavailable",angleConvention:"bearingCCW",speedUnit:"m/s"},onAdd:function(t){return this._container=L.DomUtil.create("div","leaflet-control-velocity"),L.DomEvent.disableClickPropagation(this._container),t.on("mousemove",this._onMouseMove,this),this._container.innerHTML=this.options.emptyString,this._container},onRemove:function(t){t.off("mousemove",this._onMouseMove,this)},vectorToSpeed:function(t,n,e){var i=Math.sqrt(Math.pow(t,2)+Math.pow(n,2));return"k/h"===e?this.meterSec2kilometerHour(i):"kt"===e?this.meterSec2Knots(i):i},vectorToDegrees:function(t,n,e){e.endsWith("CCW")&&(n=n>0?n=-n:Math.abs(n));var i=Math.sqrt(Math.pow(t,2)+Math.pow(n,2)),o=Math.atan2(t/i,n/i),a=180*o/Math.PI+180;return"bearingCW"!==e&&"meteoCCW"!==e||(a+=180,a>=360&&(a-=360)),a},meterSec2Knots:function(t){return t/.514},meterSec2kilometerHour:function(t){return 3.6*t},_onMouseMove:function(t){var n=this,e=this.options.leafletVelocity._map.containerPointToLatLng(L.point(t.containerPoint.x,t.containerPoint.y)),i=this.options.leafletVelocity._windy.interpolatePoint(e.lng,e.lat),o="";o=i&&!isNaN(i[0])&&!isNaN(i[1])&&i[2]?"<strong>"+this.options.velocityType+" Direction: </strong>"+n.vectorToDegrees(i[0],i[1],this.options.angleConvention).toFixed(2)+"°, <strong>"+this.optio