adds attribution

src/map.jl

@@ -98,6 +98,7 @@ function Map(extent, extent_crs=wgs84;
         extent isa Extent || (extent = Extents.extent(extent))
         ext_target = MapTiles.project_extent(extent, extent_crs, crs)
         figure, axis = setup_figure_and_axis!(figure, axis, ext_target, crs)
+        setup_attribution!(figure, get_attribution(provider))
     end
 
     tiles = TileCache(provider; cache_size_gb=cache_size_gb, max_parallel_downloads=max_parallel_downloads)
@@ -214,6 +215,19 @@ function setup_axis!(axis::Axis, ext_target, crs)
     return
 end
 
+function setup_attribution!(figure, attribution)
+    Box(figure[1,1], color=(:white, 0.85),
+        tellheight=false, tellwidth=false,
+        valign=0, halign=0.5,
+        height=15, cornerradius=2,
+        strokewidth=0, strokecolor=:transparent
+        )
+    Label(figure[1,1], rich("Powered by ", color=:grey15,
+        rich("Tyler.jl ", color="deepskyblue3", font=:bold),
+            rich("| Map data - "*attribution, color=:grey8, font=:regular), fontsize=12);
+        tellheight=false, tellwidth=false, valign=0, halign=0.5)
+end
+
 toggle_visibility!(m::Map) = m.axis.scene.visible[] = !m.axis.scene.visible[]
 
 function tile_reloader(map::Map{Axis})
@@ -250,6 +264,29 @@ Extents.extent(map::Map) = Extents.extent(map.axis.finallimits[])
 TileProviders.max_zoom(map::Map) = map.max_zoom
 TileProviders.min_zoom(map::Map) = Int(min_zoom(map.provider))
 
+function get_attribution(provider)
+    _attribution = if hasproperty(provider, :options)
+        if haskey(provider.options, :attribution)
+            return provider.options[:attribution]
+        end
+        return ""
+    elseif hasproperty(provider, :color_provider)
+        if hasproperty(provider.color_provider, :options)
+            if haskey(provider.color_provider.options, :attribution)
+                return provider.color_provider.options[:attribution]
+            end
+            return ""
+        else
+            return ""
+        end
+    elseif hasproperty(provider, :baseurl)
+        return getproperty(provider, :baseurl)
+    else
+        return ""
+    end
+    return _attribution
+end
+
 # Base methods
 
 Base.showable(::MIME"image/png", ::AbstractMap) = true

src/map3d.jl

@@ -3,6 +3,8 @@ function Map3D(m::Map; kw...)
     # Make a copy of the lscene, so we can easier separate the plots.
     ax2 = LScene(ax.parent, ax.layoutobservables, ax.blockscene)
     ax2.scene = Scene(ax.scene; camera=ax.scene.camera, camera_controls=ax.scene.camera_controls)
+    provider = get(kw, :provider, m.provider)
+    setup_attribution!(ax.parent, get_attribution(provider))
     return Map3D(nothing, nothing; figure=m.figure, axis=ax2, kw...)
 end
 function Map3D(extent, extent_crs=wgs84;