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Mapbox react updates #4418

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Merged
merged 5 commits into from
Dec 16, 2019
Merged

Mapbox react updates #4418

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36a2650
Don't update map view while dragging/wheeling
jonmmease Dec 7, 2019
7e355d7
optimize update of mapbox image source
jonmmease Dec 7, 2019
be5ae0f
Merge branch 'master' into mapbox_react_updates
jonmmease Dec 9, 2019
4f0c5e7
Add tests that center/zoom relayout updates are not made while pannin…
jonmmease Dec 10, 2019
4158916
Add test case to ensure the layer source image is updated
jonmmease Dec 10, 2019
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26 changes: 26 additions & 0 deletions src/plots/mapbox/layers.js
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,8 @@ proto.update = function update(opts) {
// IMPORTANT: must create source before layer to not cause errors
this.updateSource(opts);
this.updateLayer(opts);
} else if(this.needsNewImage(opts)) {
this.updateImage(opts);
} else if(this.needsNewSource(opts)) {
// IMPORTANT: must delete layer before source to not cause errors
this.removeLayer();
Expand All @@ -52,6 +54,18 @@ proto.update = function update(opts) {
this.visible = isVisible(opts);
};

proto.needsNewImage = function(opts) {
var map = this.subplot.map;
return (
map.getSource(this.idSource) &&
this.sourceType === 'image' &&
opts.sourcetype === 'image' &&
(this.source !== opts.source ||
JSON.stringify(this.coordinates) !==
JSON.stringify(opts.coordinates))
);
};

proto.needsNewSource = function(opts) {
// for some reason changing layer to 'fill' or 'symbol'
// w/o changing the source throws an exception in mapbox-gl 0.18 ;
Expand All @@ -70,6 +84,13 @@ proto.needsNewLayer = function(opts) {
);
};

proto.updateImage = function(opts) {
var map = this.subplot.map;
map.getSource(this.idSource).updateImage({
url: opts.source, coordinates: opts.coordinates
});
};

proto.updateSource = function(opts) {
var map = this.subplot.map;

Expand Down Expand Up @@ -223,6 +244,11 @@ function convertOpts(opts) {
'text-opacity': opts.opacity
});
break;
case 'raster':
Lib.extendFlat(paint, {
'raster-fade-duration': 0
});
break;
}

return {
Expand Down
30 changes: 19 additions & 11 deletions src/plots/mapbox/mapbox.js
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Original file line number Diff line number Diff line change
Expand Up @@ -49,6 +49,8 @@ function Mapbox(gd, id) {
this.traceHash = {};
this.layerList = [];
this.belowLookup = {};
this.dragging = false;
this.wheeling = false;
}

var proto = Mapbox.prototype;
Expand Down Expand Up @@ -351,10 +353,12 @@ proto.updateLayout = function(fullLayout) {
var map = this.map;
var opts = fullLayout[this.id];

map.setCenter(convertCenter(opts.center));
map.setZoom(opts.zoom);
map.setBearing(opts.bearing);
map.setPitch(opts.pitch);
if(!this.dragging && !this.wheeling) {
map.setCenter(convertCenter(opts.center));
map.setZoom(opts.zoom);
map.setBearing(opts.bearing);
map.setPitch(opts.pitch);
}

this.updateLayers(fullLayout);
this.updateFramework(fullLayout);
Expand Down Expand Up @@ -435,8 +439,6 @@ proto.initFx = function(calcData, fullLayout) {
var gd = self.gd;
var map = self.map;

var wheeling = false;

// keep track of pan / zoom in user layout and emit relayout event
map.on('moveend', function(evt) {
if(!self.map) return;
Expand All @@ -451,7 +453,7 @@ proto.initFx = function(calcData, fullLayout) {
// mouse target (filtering out API calls) to not
// duplicate 'plotly_relayout' events.

if(evt.originalEvent || wheeling) {
if(evt.originalEvent || self.wheeling) {
var optsNow = fullLayoutNow[self.id];
Registry.call('_storeDirectGUIEdit', gd.layout, fullLayoutNow._preGUI, self.getViewEdits(optsNow));

Expand All @@ -460,18 +462,21 @@ proto.initFx = function(calcData, fullLayout) {
optsNow._input.zoom = optsNow.zoom = viewNow.zoom;
optsNow._input.bearing = optsNow.bearing = viewNow.bearing;
optsNow._input.pitch = optsNow.pitch = viewNow.pitch;

gd.emit('plotly_relayout', self.getViewEditsWithDerived(viewNow));
}
wheeling = false;
if(evt.originalEvent && evt.originalEvent.type === 'mouseup') {
self.dragging = false;
} else if(self.wheeling) {
self.wheeling = false;
}

if(fullLayoutNow._rehover) {
fullLayoutNow._rehover();
}
});

map.on('wheel', function() {
wheeling = true;
self.wheeling = true;
});

map.on('mousemove', function(evt) {
Expand Down Expand Up @@ -500,7 +505,10 @@ proto.initFx = function(calcData, fullLayout) {
Fx.loneUnhover(fullLayout._hoverlayer);
}

map.on('dragstart', unhover);
map.on('dragstart', function() {
self.dragging = true;
unhover();
});
map.on('zoomstart', unhover);

map.on('mouseout', function() {
Expand Down