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fix scrollWheelZoom date line issue, part of #105

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Mourner 2011-06-07 11:41:59 +03:00
parent 4897241427
commit 88c384f946
2 changed files with 2 additions and 2 deletions
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2
dist/leaflet.js vendored
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@ -73,7 +73,7 @@ this._map.fire("dragstart")},_onDrag:function(){this._map.fire("move");this._map
d=this._map.containerPointToLayerPoint(this._map.getSize().divideBy(2));this._startCenter=b.add(c).divideBy(2,!0);this._startDist=b.distanceTo(c);this._moved=!1;this._zooming=!0;this._centerOffset=d.subtract(this._startCenter);L.DomEvent.addListener(document,"touchmove",this._onTouchMove,this);L.DomEvent.addListener(document,"touchend",this._onTouchEnd,this);L.DomEvent.preventDefault(a)}},_onTouchMove:function(a){if(a.touches&&a.touches.length==2){if(!this._moved)this._map._mapPane.className+=" leaflet-zoom-anim",
this._map._prepareTileBg(),this._moved=!0;var b=this._map.mouseEventToLayerPoint(a.touches[0]),c=this._map.mouseEventToLayerPoint(a.touches[1]);this._scale=b.distanceTo(c)/this._startDist;this._delta=b.add(c).divideBy(2,!0).subtract(this._startCenter);this._map._tileBg.style.webkitTransform=[L.DomUtil.getTranslateString(this._delta),L.DomUtil.getScaleString(this._scale,this._startCenter)].join(" ");L.DomEvent.preventDefault(a)}},_onTouchEnd:function(){if(this._moved&&this._zooming){this._zooming=
!1;var a=this._map.getZoom(),b=Math.log(this._scale)/Math.LN2,b=this._map._limitZoom(a+(b>0?Math.ceil(b):Math.floor(b))),a=b-a,c=this._centerOffset.subtract(this._delta).divideBy(this._scale),d=this._map.unproject(this._map.getPixelOrigin().add(this._startCenter).add(c));L.DomEvent.removeListener(document,"touchmove",this._onTouchMove);L.DomEvent.removeListener(document,"touchend",this._onTouchEnd);this._map._runAnimation(d,b,Math.pow(2,a)/this._scale,this._startCenter.add(c))}}});L.Handler.ScrollWheelZoom=L.Handler.extend({enable:function(){if(!this._enabled)L.DomEvent.addListener(this._map._container,"mousewheel",this._onWheelScroll,this),this._delta=0,this._enabled=!0},disable:function(){if(this._enabled)L.DomEvent.removeListener(this._map._container,"mousewheel",this._onWheelScroll),this._enabled=!1},_onWheelScroll:function(a){this._delta+=L.DomEvent.getWheelDelta(a);this._lastMousePos=this._map.mouseEventToContainerPoint(a);clearTimeout(this._timer);this._timer=setTimeout(L.Util.bind(this._performZoom,
this),50);L.DomEvent.preventDefault(a)},_performZoom:function(){var a=Math.round(this._delta);this._delta=0;if(a){var b=this._getCenterForScrollWheelZoom(this._lastMousePos,a),a=this._map.getZoom()+a;this._map._limitZoom(a)!=this._map._zoom&&this._map.setView(b,a)}},_getCenterForScrollWheelZoom:function(a,b){var c=this._map.getPixelBounds().getCenter(),d=this._map.getSize().divideBy(2),d=a.subtract(d).multiplyBy(1-Math.pow(2,-b));return this._map.unproject(c.add(d))}});L.Handler.DoubleClickZoom=L.Handler.extend({enable:function(){if(!this._enabled)this._map.on("dblclick",this._onDoubleClick,this._map),this._enabled=!0},disable:function(){if(this._enabled)this._map.off("dblclick",this._onDoubleClick,this._map),this._enabled=!1},_onDoubleClick:function(a){this.setView(a.latlng,this._zoom+1)}});L.Handler.ShiftDragZoom=L.Handler.extend({initialize:function(a){this._map=a;this._container=a._container;this._pane=a._panes.overlayPane},enable:function(){if(!this._enabled)L.DomEvent.addListener(this._container,"mousedown",this._onMouseDown,this),this._enabled=!0},disable:function(){if(this._enabled)L.DomEvent.removeListener(this._container,"mousedown",this._onMouseDown),this._enabled=!1},_onMouseDown:function(a){if(!a.shiftKey||a.which!=1&&a.button!=1)return!1;L.DomUtil.disableTextSelection();
this),50);L.DomEvent.preventDefault(a)},_performZoom:function(){var a=Math.round(this._delta);this._delta=0;if(a){var b=this._getCenterForScrollWheelZoom(this._lastMousePos,a),a=this._map.getZoom()+a;this._map._limitZoom(a)!=this._map._zoom&&this._map.setView(b,a)}},_getCenterForScrollWheelZoom:function(a,b){var c=this._map.getPixelBounds().getCenter(),d=this._map.getSize().divideBy(2),d=a.subtract(d).multiplyBy(1-Math.pow(2,-b));return this._map.unproject(c.add(d),this._map._zoom,!0)}});L.Handler.DoubleClickZoom=L.Handler.extend({enable:function(){if(!this._enabled)this._map.on("dblclick",this._onDoubleClick,this._map),this._enabled=!0},disable:function(){if(this._enabled)this._map.off("dblclick",this._onDoubleClick,this._map),this._enabled=!1},_onDoubleClick:function(a){this.setView(a.latlng,this._zoom+1)}});L.Handler.ShiftDragZoom=L.Handler.extend({initialize:function(a){this._map=a;this._container=a._container;this._pane=a._panes.overlayPane},enable:function(){if(!this._enabled)L.DomEvent.addListener(this._container,"mousedown",this._onMouseDown,this),this._enabled=!0},disable:function(){if(this._enabled)L.DomEvent.removeListener(this._container,"mousedown",this._onMouseDown),this._enabled=!1},_onMouseDown:function(a){if(!a.shiftKey||a.which!=1&&a.button!=1)return!1;L.DomUtil.disableTextSelection();
this._startLayerPoint=this._map.mouseEventToLayerPoint(a);this._box=L.DomUtil.create("div","leaflet-zoom-box",this._pane);L.DomUtil.setPosition(this._box,this._startLayerPoint);this._container.style.cursor="crosshair";L.DomEvent.addListener(document,"mousemove",this._onMouseMove,this);L.DomEvent.addListener(document,"mouseup",this._onMouseUp,this);L.DomEvent.preventDefault(a)},_onMouseMove:function(a){var b=this._map.mouseEventToLayerPoint(a),a=b.x-this._startLayerPoint.x,c=b.y-this._startLayerPoint.y,
b=new L.Point(Math.min(b.x,this._startLayerPoint.x),Math.min(b.y,this._startLayerPoint.y));L.DomUtil.setPosition(this._box,b);this._box.style.width=Math.abs(a)-4+"px";this._box.style.height=Math.abs(c)-4+"px"},_onMouseUp:function(a){this._pane.removeChild(this._box);this._container.style.cursor="";L.DomUtil.enableTextSelection();L.DomEvent.removeListener(document,"mousemove",this._onMouseMove);L.DomEvent.removeListener(document,"mouseup",this._onMouseUp);a=this._map.mouseEventToLayerPoint(a);this._map.fitBounds(new L.LatLngBounds(this._map.layerPointToLatLng(this._startLayerPoint),
this._map.layerPointToLatLng(a)))}});L.Handler.MarkerDrag=L.Handler.extend({initialize:function(a){this._marker=a},enable:function(){if(!this._enabled){if(!this._draggable)this._draggable=new L.Draggable(this._marker._icon,this._marker._icon),this._draggable.on("dragstart",this._onDragStart,this),this._draggable.on("drag",this._onDrag,this),this._draggable.on("dragend",this._onDragEnd,this);this._draggable.enable();this._enabled=!0}},disable:function(){if(this._enabled)this._draggable.disable(),this._enabled=!1},moved:function(){return this._draggable&&

2
src/handler/ScrollWheelZoom.js
View File

@ -45,6 +45,6 @@ L.Handler.ScrollWheelZoom = L.Handler.extend({
viewHalf = this._map.getSize().divideBy(2),
centerOffset = mousePos.subtract(viewHalf).multiplyBy(1 - Math.pow(2, -delta)),
newCenterPoint = centerPoint.add(centerOffset);
return this._map.unproject(newCenterPoint);
return this._map.unproject(newCenterPoint, this._map._zoom, true);
}
});