cartodb/Leaflet
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge pull request #3590 from wpf500/wpf-canvas-mouse-over

Browse Source 
Only mouse over one feature at a time
This commit is contained in:
Vladimir Agafonkin 2015-07-02 19:32:53 +03:00
commit 1f21415240
1 changed files with 20 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

36
src/layer/vector/Canvas.js
View File

@ -200,37 +200,35 @@ L.Canvas = L.Renderer.extend({
if (!this._map || this._map._animatingZoom) { return; }
var point = this._map.mouseEventToLayerPoint(e);
var id;
// TODO don't do on each move event, throttle since it's expensive
for (id in this._layers) {
this._handleMouseOut(this._layers[id], e, point);
}
for (id in this._layers) {
this._handleMouseHover(this._layers[id], e, point);
}
this._handleMouseOut(e, point);
this._handleMouseHover(e, point);
},
_handleMouseOut: function (layer, e, point) {
if (layer.options.interactive && layer._mouseInside && !layer._containsPoint(point)) {
_handleMouseOut: function (e, point) {
var layer = this._hoveredLayer;
if (layer && !layer._containsPoint(point)) {
// if we're leaving the layer, fire mouseout
L.DomUtil.removeClass(this._container, 'leaflet-interactive');
this._fireEvent(layer, e, 'mouseout');
layer._mouseInside = false;
this._hoveredLayer = null;
}
},
_handleMouseHover: function (layer, e, point) {
_handleMouseHover: function (e, point) {
var id, layer;
if (!this._hoveredLayer) {
for (id in this._layers) {
layer = this._layers[id];
if (layer.options.interactive && layer._containsPoint(point)) {
// if we just got inside the layer, fire mouseover
if (!layer._mouseInside) {
L.DomUtil.addClass(this._container, 'leaflet-interactive'); // change cursor
this._fireEvent(layer, e, 'mouseover');
layer._mouseInside = true;
this._hoveredLayer = layer;
break;
}
// fire mousemove
this._fireEvent(layer, e);
}
}
if (this._hoveredLayer) {
this._fireEvent(this._hoveredLayer, e);
}
},