minor improvements

DESCRIPTION

@@ -1,13 +1,14 @@
 Package: pixels
 Type: Package
-Title: Tools for working with Pixels in R
+Title: Tools for Working with Pixels in R
 Version: 0.1.0
 Authors@R: c(
     person("Javier", "Luraschi", email = "[email protected]", role = c("aut", "cre")),
     person(family = "RStudio", role = c("cph"))
     )
 Maintainer: Javier Luraschi <[email protected]>
-Description: Provides tools to show and collect pixels in R.
+Description: Provides tools to show and collect pixels using HTML widgets and
+  Shiny applications.
 License: MIT + file LICENSE
 Encoding: UTF-8
 LazyData: true

NAMESPACE

@@ -1,6 +1,7 @@
 # Generated by roxygen2: do not edit by hand
 
 export(get_pixels)
+export(shiny_pixels_output)
 export(shiny_render_pixels)
 export(show_pixels)
 import(htmlwidgets)

R/pixels.R

@@ -1,6 +1,6 @@
-#' Show Pixels Widget
+#' Show Pixels
 #' 
-#' Creates an HTMLWidget to interact with pixels.
+#' Creates an HTMLWidget to show pixels.
 #' 
 #' @param pixels The pixels to render as a 1-dimensional vector, row-first
 #'   order expected.
@@ -66,6 +66,7 @@ show_pixels <- function(
 #' @param width The width for this widget.
 #' @param height The height for this widget.
 #' 
+#' @export
 shiny_pixels_output <- function(outputId, width = "100%", height = "400px") {
   shinyWidgetOutput(outputId, "pixels", width, height, package = "pixels")
 }
@@ -84,9 +85,9 @@ shiny_render_pixels <- function(expr, env = parent.frame(), quoted = FALSE) {
   shinyRenderWidget(expr, shiny_pixels_output, env, quoted = TRUE)
 }
 
-#' Gets Pixels using a Shiny Gadget
+#' Gets Pixels
 #' 
-#' Creates an ShinyGadget to retrieve pixels as a vector.
+#' Creates an ShinyGadget to retrieve pixels.
 #' 
 #' @param pixels The pixels to render as a 1-dimensional vector, row-first
 #'   order expected.

README.Rmd

@@ -1,5 +1,5 @@
 ---
-title: "Tools for working with Pixels in R"
+title: "Tools for Working with Pixels in R"
 output:
   github_document:
     fig_width: 9

README.md

@@ -1,9 +1,9 @@
-Tools for working with Pixels in R
+Tools for Working with Pixels in R
 ================
 
-This package provides an `htmlwidget` and `shinywidget` to render and draw pixels with ease.
+This package provides an [htmlwidget](http://www.htmlwidgets.org/) and [Shiny Gadget](https://shiny.rstudio.com/articles/gadgets.html) to render and draw pixels with ease.
 
-To draw pixels run `get_pixels()` which will start a [Shiny Gadget](https://shiny.rstudio.com/articles/gadgets.html) to retrieve an array of numeric values representing each pixel in the image:
+To draw pixels run `get_pixels()` which will start the gadget to retrieve an array of numeric values representing each pixel in the image:
 
 ``` r
 library(pixels)