Starting to work on formats chapter

rmarkdown-demos/11-dashboard.Rmd

@@ -1,118 +1,42 @@
 ---
-title: "Review Dashboard"
-output: 
-  flexdashboard::flex_dashboard:
-    orientation: columns
+title: "Diamonds distribution dashboard"
+output: flexdashboard::flex_dashboard
 ---
 
-```{r include = FALSE}
-library(viridis)
+```{r setup, include = FALSE}
 library(ggplot2)
-library(marmap)
+library(dplyr)
+knitr::opts_chunk$set(fig.width = 5, fig.asp = 1/3)
 ```
 
-# Intro {.sidebar}
-
-This dashboard covers several topics:
-
-* The marmap package
-* The viridis package
-* Miscellaneous material
-
-# Marmap Package
-
 ## Column 1
 
-### Florida
+### Carat
 
-```{r echo = FALSE}
-data(florida)
-autoplot(florida)
+```{r}
+ggplot(diamonds, aes(carat)) + geom_histogram(binwidth = 0.1)
 ```
 
-The [marmap](https://cran.r-project.org/web/packages/marmap/index.html) package provides tools and data for visualizing the ocean floor. Here is an example contour plot of marmap's `florida` dataset.
+### Cut
 
-## Column 2
-
-### Hawaii
-
-```{r echo = FALSE}
-data(hawaii)
-autoplot(hawaii)
+```{r}
+ggplot(diamonds, aes(cut)) + geom_bar()
 ```
 
-### Alaska
+### Colour
 
-```{r echo = FALSE}
-data(aleutians)
-autoplot(aleutians)
-```
-
-
-# Viridis Package
-
-## Column 1
-
-### Viridis colors
-
-```{r fig.cap="Maunga Whao, Auckland, NZ"}
-image(volcano, col = viridis(200))
-```
-
-### Magma colors
-
-```{r fig.cap="Maunga Whao, Auckland, NZ"}
-image(volcano, col = viridis(200, option = "A"))
+```{r}
+ggplot(diamonds, aes(color)) + geom_bar()
 ```
 
 ## Column 2
 
-### Inferno colors
+### The largest diamonds
 
-```{r fig.cap="Maunga Whao, Auckland, NZ"}
-image(volcano, col = viridis(200, option = "B"))
+```{r}
+diamonds %>% 
+  arrange(desc(carat)) %>% 
+  head(100) %>% 
+  select(carat, cut, color, price) %>% 
+  DT::datatable()
 ```
-
-### Plasma colors
-
-```{r fig.cap="Maunga Whao, Auckland, NZ"}
-image(volcano, col = viridis(200, option = "C"))
-```
-
-# Miscellaneous
-
-## Column 1 {data-width=300}
-
-### Bash support
-
-```{bash}
-ls *.Rmd
-```
-
-***
-
-This chunk executes bash code.
-
-### Python support
-
-```{python}
-x = 'hello, python world!'
-print(x.split(' '))
-```
-
-***
-
-This chunk executes python code.
-
-## Column 2 {data-width=700}
-
-### Tables with Kable 
-
-```{r echo = FALSE, results = 'asis'}
-library(knitr)
-kable(mtcars[1:5, ], caption = "A knitr kable.")
-```
-
-***
-
-It is very easy to make tables with knitr's `kable` function.