expose resolution and opacity for people to play. r-spatial/mapview#305

r-spatial · Jul 9, 2020 · 04a145a · 04a145a
1 parent 7ae2b86
commit 04a145a
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Showing 2 changed files with 12 additions and 3 deletions.
diff --git a/R/addGeoRaster.R b/R/addGeoRaster.R
@@ -2,7 +2,9 @@ addGeoRaster = function(map,
                         file = NULL,
                         url = NULL,
                         group = NULL,
-                        layerId = NULL) {
+                        layerId = NULL,
+                        resolution = 96,
+                        opacity = 0.8) {
 
   if (inherits(map, "mapview")) map = mapview2leaflet(map)
 
@@ -35,6 +37,8 @@ addGeoRaster = function(map,
       , url
       , group
       , layerId
+      , resolution
+      , opacity
     )
   } else {
     map$dependencies <- c(
@@ -49,6 +53,8 @@ addGeoRaster = function(map,
       , url
       , group
       , layerId
+      , resolution
+      , opacity
     )
   }
 

diff --git a/inst/htmlwidgets/lib/georaster-for-leaflet/georaster-binding.js b/inst/htmlwidgets/lib/georaster-for-leaflet/georaster-binding.js
@@ -1,6 +1,8 @@
 LeafletWidget.methods.addGeoRaster = function (url,
                                                group,
-                                               layerId) {
+                                               layerId,
+                                               resolution,
+                                               opacity) {
 
   var map = this;
 
@@ -19,7 +21,8 @@ LeafletWidget.methods.addGeoRaster = function (url,
             console.log("georaster:", georaster);
             var layer = new GeoRasterLayer({
               georaster: georaster,
-              resolution: 96
+              resolution: resolution,
+              opacity: opacity
             });
             layer.addTo(map);
             map.fitBounds(layer.getBounds());