adding pkgdown site

NEWS.md

@@ -1,45 +1,46 @@
-# leaflegend 0.4.0
-
-* fixes error on makeSizeLegend where fillColor is not evaluated if no argument is provided
-
-* adding colorValues as an argument to makeSizeLegend so that symbols can be sized and colored on different vectors of data
-
-* fixes warning on addLegendNumeric where the shape default was a vector not a single value
-
-* adding number formatting to addSizeLegend
-
-* adding group layer support for legends. Use addLayersControl to turn on/off
-legends
-
-* added an example to show how to use a raster image with size encodings
-
-# leaflegend 0.3.0
-
-* stroke outlines of shapes are now padded so that the stroke is not cut off
-
-* numeric legends now have appropriate sizing for text
-
-* star symbol outline has been fixed
-
-* new function `makeSizeIcons` as a convenience wrapper size scaled symbols
-
-# leaflegend 0.2.0
-
-* new functions `addLegendSize`, `sizeNumeric`, and `sizeBreaks` were added to allow encoding size on symbols.
-
-* `addLegendImage` supports multiple height and width paramaters for images where you want different sizes
-
-* `addLegendImage` now supports using an svg URI from the output of `makeSymbol`.
-To supply a custom svg URI, add the 'svgURI' class to the character vector.
-
-* added more shapes to `makeSymbol`, `addLegendNumeric`, 
-`addLegendQuantile`, `addLegendFactor`, `addLegendBin`
-
-* Control the opacity of the legend shapes for `addLegendNumeric`, 
-`addLegendQuantile`, `addLegendFactor`, `addLegendBin`
-
-* `makeSymbol` now returns embeddable svg
-
-# leaflegend 0.1.0
-
-* Added a `NEWS.md` file to track changes to the package.
+# leaflegend 0.4.0
+
+* fixes error on makeSizeLegend where fillColor is not evaluated if no argument is provided
+
+* adding colorValues as an argument to makeSizeLegend so that symbols can be sized and colored on different vectors of data
+
+* fixes warning on addLegendNumeric where the shape default was a vector not a single value
+
+* adding number formatting to addSizeLegend
+
+* adding group layer support for legends. Use addLayersControl to turn on/off
+legends
+
+* added example for using raster images with size encodings based on data
+
+
+# leaflegend 0.3.0
+
+* stroke outlines of shapes are now padded so that the stroke is not cut off
+
+* numeric legends now have appropriate sizing for text
+
+* star symbol outline has been fixed
+
+* new function `makeSizeIcons` as a convenience wrapper size scaled symbols
+
+# leaflegend 0.2.0
+
+* new functions `addLegendSize`, `sizeNumeric`, and `sizeBreaks` were added to allow encoding size on symbols.
+
+* `addLegendImage` supports multiple height and width paramaters for images where you want different sizes
+
+* `addLegendImage` now supports using an svg URI from the output of `makeSymbol`.
+To supply a custom svg URI, add the 'svgURI' class to the character vector.
+
+* added more shapes to `makeSymbol`, `addLegendNumeric`, 
+`addLegendQuantile`, `addLegendFactor`, `addLegendBin`
+
+* Control the opacity of the legend shapes for `addLegendNumeric`, 
+`addLegendQuantile`, `addLegendFactor`, `addLegendBin`
+
+* `makeSymbol` now returns embeddable svg
+
+# leaflegend 0.1.0
+
+* Added a `NEWS.md` file to track changes to the package.

R/legend.R

@@ -86,26 +86,27 @@
 #'                  group = 'Quake Leaves') %>%
 #'   addLayersControl(overlayGroups = c('Quake Leaves'), position = 'bottomright')
 #'
-#' # Add a legend with different size custom images to match using size encoding
-#' # on icons
-#' height <- sizeNumeric(quakes$depth, baseSize = 40)
-#' width <- height * 38 / 95
-#' symbols <- icons(
-#'   iconUrl = 'http://leafletjs.com/examples/custom-icons/leaf-green.png',
-#'   iconWidth = width,
-#'   iconHeight = height)
-#' probs <- c(.2, .4, .6, .8)
-#' leaflet(quakes) %>%
-#'   addTiles() %>%
-#'   addMarkers(icon = symbols,
-#'              lat = ~lat, lng = ~long) %>%
-#'   addLegendImage(images = rep("http://leafletjs.com/examples/custom-icons/leaf-green.png", 4),
-#'                  labels = round(quantile(height, probs = probs), 0),
-#'                  width = quantile(height, probs = probs) * 38 / 95,
-#'                  height = quantile(height, probs = probs),
-#'                  title = htmltools::tags$div('Leaf',
-#'                                              style = 'font-size: 24px; text-align: center;'),
-#'                  position = 'topright', orientation = 'vertical')
+#'  # use raster images with size encodings
+#'  height <- sizeNumeric(quakes$depth, baseSize = 40)
+#'  width <- height * 38 / 95
+#'  symbols <- icons(
+#'    iconUrl = 'http://leafletjs.com/examples/custom-icons/leaf-green.png',
+#'    iconWidth = width,
+#'    iconHeight = height)
+#'  probs <- c(.2, .4, .6, .8)
+#'  leaflet(quakes) %>%
+#'    addTiles() %>%
+#'    addMarkers(icon = symbols,
+#'               lat = ~lat, lng = ~long) %>%
+#'    addLegendImage(
+#'      images = rep("http://leafletjs.com/examples/custom-icons/leaf-green.png", 4),
+#'      labels = round(quantile(height, probs = probs), 0),
+#'      width = quantile(height, probs = probs) * 38 / 95,
+#'      height = quantile(height, probs = probs),
+#'      title = htmltools::tags$div(
+#'        'Leaf',
+#'        style = 'font-size: 24px; text-align: center; margin-bottom: 5px;'),
+#'      position = 'topright', orientation = 'vertical')
 addLegendImage <- function(map,
                            images,
                            labels,
@@ -124,6 +125,9 @@ addLegendImage <- function(map,
   } else {
     htmlTag <- htmltools::tags$span
   }
+  if ( inherits(images, 'svgURI') ) {
+    images <- list(images)
+  }
   htmlElements <- Map(
     img = images,
     label = labels,
@@ -688,6 +692,7 @@ addLegendNumeric <- function(map,
     x2 <- 1
   }
   labels <- numberFormat(labels)
+  #fontSize <- as.numeric(sub('.*(font-size: )([0-9]+)(px).*', '\\2', labelStyle))
   labelStyle <- ''
   cexAdj <- 1#fontSize / 14
   textWidth <- max(graphics::strwidth(labels, units = 'inches', cex = cexAdj)) * 72

README.md

@@ -1,12 +1,12 @@
+# leaflegend <a href='https://leaflegend.roh.engineering'><img src='man/figures/logo.png' align="right" height="106" /></a>
+
 <!-- badges: start -->
 [![CRAN status](https://www.r-pkg.org/badges/version/leaflegend)](https://CRAN.R-project.org/package=leaflegend)
 [![R-CMD-check](https://github.com/tomroh/leaflegend/workflows/R-CMD-check/badge.svg)](https://github.com/tomroh/leaflegend/actions)
 [![Lifecycle: stable](https://img.shields.io/badge/lifecycle-stable-brightgreen.svg)](https://lifecycle.r-lib.org/articles/stages.html#stable)
+[![](https://cranlogs.r-pkg.org/badges/grand-total/leaflegend?color=green)](https://cran.r-project.org/package=leaflegend)
 <!-- badges: end -->
 
-
-# leaflegend
-
 This package provides extensions to the leaflet package to 
 customize leaflet legends without adding an outside css file to the output 
 to style legends. The legend extensions allow the user to add images to 
@@ -27,6 +27,11 @@ Install the development version with:
 ```r
 devtools::install_github("tomroh/leaflegend")
 ```
+## Tutorials
+
+* [Introduction to leaflegend](https://roh.engineering/posts/2021/02/introduction-to-leaflegend/)
+
+* [Map Symbols and Size Legends](https://roh.engineering/posts/2021/05/map-symbols-and-size-legends-for-leaflet/)
 
 ## Example
 
@@ -61,9 +66,6 @@ leaflet() %>%
   )
 ```
 
-## Tutorials
 
-* [Introduction to leaflegend](https://roh.engineering/posts/2021/02/introduction-to-leaflegend/)
 
-* [Map Symbols and Size Legends](https://roh.engineering/posts/2021/05/map-symbols-and-size-legends-for-leaflet/)
 

_pkgdown.yml

@@ -1,7 +1,15 @@
+url: https://leaflegend.roh.engineering
 authors:
   Thomas Roh:
     href: https://roh.engineering/about
 template:
   params:
     bootswatch: readable
-url: https://leaflegend.roh.engineering
+    docsearch:
+      api_key: 89d2953b5dfa27a60dd7d7bec9e087fa
+      index_name: roh
+    opengraph:
+      twitter:
+        creator: "@rstatengineer"
+        card: summary_large_image
+