Merge pull request #5764 from bartvde/fewer-render-calls

Remove unnecessary map.render() calls

src/ol/interaction/dragpan.js

@@ -85,7 +85,6 @@ ol.interaction.DragPan.handleDragEvent_ = function(mapBrowserEvent) {
     ol.coordinate.rotate(center, viewState.rotation);
     ol.coordinate.add(center, viewState.center);
     center = view.constrainCenter(center);
-    map.render();
     view.setCenter(center);
   }
   this.lastCentroid = centroid;
@@ -117,7 +116,6 @@ ol.interaction.DragPan.handleUpEvent_ = function(mapBrowserEvent) {
       view.setCenter(dest);
     }
     view.setHint(ol.View.Hint.INTERACTING, -1);
-    map.render();
     return false;
   } else {
     this.lastCentroid = null;
@@ -140,7 +138,6 @@ ol.interaction.DragPan.handleDownEvent_ = function(mapBrowserEvent) {
     if (!this.handlingDownUpSequence) {
       view.setHint(ol.View.Hint.INTERACTING, 1);
     }
-    map.render();
     if (this.kineticPreRenderFn_ &&
         map.removePreRenderFunction(this.kineticPreRenderFn_)) {
       view.setCenter(mapBrowserEvent.frameState.viewState.center);

src/ol/interaction/dragrotate.js

@@ -72,7 +72,6 @@ ol.interaction.DragRotate.handleDragEvent_ = function(mapBrowserEvent) {
     var delta = theta - this.lastAngle_;
     var view = map.getView();
     var rotation = view.getRotation();
-    map.render();
     ol.interaction.Interaction.rotateWithoutConstraints(
         map, view, rotation - delta);
   }
@@ -116,7 +115,6 @@ ol.interaction.DragRotate.handleDownEvent_ = function(mapBrowserEvent) {
       this.condition_(mapBrowserEvent)) {
     var map = mapBrowserEvent.map;
     map.getView().setHint(ol.View.Hint.INTERACTING, 1);
-    map.render();
     this.lastAngle_ = undefined;
     return true;
   } else {

src/ol/interaction/dragrotateandzoom.js

@@ -85,7 +85,6 @@ ol.interaction.DragRotateAndZoom.handleDragEvent_ = function(mapBrowserEvent) {
   var theta = Math.atan2(deltaY, deltaX);
   var magnitude = Math.sqrt(deltaX * deltaX + deltaY * deltaY);
   var view = map.getView();
-  map.render();
   if (this.lastAngle_ !== undefined) {
     var angleDelta = theta - this.lastAngle_;
     ol.interaction.Interaction.rotateWithoutConstraints(

src/ol/interaction/keyboardzoom.js

@@ -73,7 +73,6 @@ ol.interaction.KeyboardZoom.handleEvent = function(mapBrowserEvent) {
         (charCode == '+'.charCodeAt(0) || charCode == '-'.charCodeAt(0))) {
       var map = mapBrowserEvent.map;
       var delta = (charCode == '+'.charCodeAt(0)) ? this.delta_ : -this.delta_;
-      map.render();
       var view = map.getView();
       ol.interaction.Interaction.zoomByDelta(
           map, view, delta, undefined, this.duration_);

src/ol/interaction/mousewheelzoom.js

@@ -132,7 +132,6 @@ ol.interaction.MouseWheelZoom.prototype.doZoom_ = function(map) {
 
   var view = map.getView();
 
-  map.render();
   ol.interaction.Interaction.zoomByDelta(map, view, -delta, this.lastAnchor_,
       this.duration_);