### Install phsstyles Locally

Source: https://github.com/public-health-scotland/phsstyles/blob/master/README.md

Install the phsstyles package locally by providing the file path to the zipped repository. This is an alternative if GitHub installation fails due to network security settings.

```r
remotes::install_local("<FILEPATH OF ZIPPED FILE>/phsstyles-master.zip",
  upgrade = "never"
)
```

--------------------------------

### Install phsstyles from GitHub

Source: https://github.com/public-health-scotland/phsstyles/blob/master/README.md

Install the phsstyles package from GitHub using the remotes package. Ensure 'upgrade' is set to 'never' to avoid potential issues with package updates.

```r
remotes::install_github("Public-Health-Scotland/phsstyles",
  upgrade = "never"
)
```

--------------------------------

### Create bar chart with PHS discrete fill scale

Source: https://github.com/public-health-scotland/phsstyles/blob/master/README.md

Creates a bar chart and applies a discrete fill scale using the PHS main-blues palette. The legend is hidden in this example.

```r
# Create a bar chart filled with colours from PHS main-blues palette
library(ggplot2)
ggplot(mtcars, aes(x = as.factor(cyl), fill = as.factor(cyl))) +
  geom_bar() +
  scale_fill_discrete_phs(palette = "main-blues") +
  theme(legend.position = "none")
```

--------------------------------

### Get PHS Color Hex Codes

Source: https://github.com/public-health-scotland/phsstyles/blob/master/README.md

Generate hex codes for specific PHS named colors using the phs_colours() function. This is useful for custom color applications in plots.

```r
# Generate hex code for those colours
phs_colours(c("phs-blue", "phs-purple"))
#> [1] "#0078D4" "#3F3685"
```

--------------------------------

### Access Function Help

Source: https://github.com/public-health-scotland/phsstyles/blob/master/README.md

Access the help file for any function within the phsstyles package by prefixing the function name with a question mark (?) in the RStudio console.

```r
?phs_colours
```

--------------------------------

### Load phsstyles Package

Source: https://github.com/public-health-scotland/phsstyles/blob/master/README.md

Load the phsstyles package into your R session using the library() function to access its functionalities.

```r
library(phsstyles)
```

--------------------------------

### Create a ggplot bar chart with PHS colors

Source: https://github.com/public-health-scotland/phsstyles/blob/master/README.md

Demonstrates how to create a ggplot bar chart and apply a manual color scale using `phs_colours()` with specified PHS color names. The legend is hidden for a cleaner look.

```r
library(ggplot2)
phs_bar_chart <- ggplot(mtcars, aes(x = as.factor(cyl), fill = as.factor(cyl))) +
  geom_bar() +
  scale_fill_manual(values = phs_colours(c("phs-purple", "phs-magenta", "phs-blue"))) +
  theme(legend.position = "none")

phs_bar_chart
```

--------------------------------

### Create PHS Styled Bar Chart with ggplot2

Source: https://github.com/public-health-scotland/phsstyles/blob/master/README.html

Demonstrates how to create a ggplot bar chart using PHS color palettes via `scale_fill_manual` and `phs_colours()`.

```R
library(ggplot2)
phs_bar_chart <- ggplot(mtcars, aes(x = as.factor(cyl), fill = as.factor(cyl))) +  
  geom_bar() + 
  scale_fill_manual(values = phs_colours(c("phs-purple", "phs-magenta", "phs-blue"))) + 
  theme(legend.position = "none")

phs_bar_chart
```

--------------------------------

### Create Raster Chart with Reversed PHS Main Purples Palette

Source: https://github.com/public-health-scotland/phsstyles/blob/master/README.md

Demonstrates how to create a raster chart using ggplot2 and apply a reversed continuous color scale from the PHS main-purples palette. Ensure the ggplot2 library is loaded.

```r
library(ggplot2)
ggplot(faithfuld, aes(waiting, eruptions)) +
  geom_raster(aes(fill = density)) +
  scale_fill_continuous_phs(palette = "main-purples", direction = -1)
```

--------------------------------

### Create scatter plot with PHS discrete color scale

Source: https://github.com/public-health-scotland/phsstyles/blob/master/README.md

Generates a scatter plot using `qplot` and applies a discrete color scale from the PHS main palette. Ensure the grouping variable is a factor.

```r
# Create a scatter plot using PHS main colour palette
library(ggplot2)
df <- mtcars
df[, "cyl"] <- as.factor(df[, "cyl"])
qplot(mpg, wt, data = df, colour = cyl) +
  scale_colour_discrete_phs(palette = "main")
```

--------------------------------

### Customize Plot Theme with theme_phs

Source: https://github.com/public-health-scotland/phsstyles/blob/master/README.html

Demonstrates how to override default theme elements, such as removing vertical gridlines and adding horizontal ones, using theme_phs.

```R
qplot(mpg, wt, data = mtcars) + theme_phs() +
  theme(panel.grid.major.x = element_blank(), 
        panel.grid.major.y = element_line(colour = 
                                            grDevices::rgb(190 / 255, 
                                                          190 / 255, 
                                                          190 / 255)))
```

--------------------------------

### Create scatter plot with PHS continuous color scale

Source: https://github.com/public-health-scotland/phsstyles/blob/master/README.md

Generates a scatter plot and applies a continuous color scale using the PHS main-purples palette, combined with the PHS theme.

```r
# Create a scatter plot using continuous colours from PHS main-purples palette
library(ggplot2)
qplot(mpg, wt, data = mtcars, colour = cyl) +
  scale_colour_continuous_phs(palette = "main-purples") +
  theme_phs()
```

--------------------------------

### Apply PHS Theme to ggplot2 Chart

Source: https://github.com/public-health-scotland/phsstyles/blob/master/README.html

Load the ggplot2 library and apply the custom theme_phs() to a basic plot. This snippet demonstrates the primary way to style charts with PHS aesthetics.

```r
library(ggplot2)
# Apply PHS theme to a chart
qplot(mpg, wt, data = mtcars) + theme_phs()
#> Warning: `qplot()` was deprecated in ggplot2 3.4.0.
#> This warning is displayed once per session.
#>
#> Call `lifecycle::last_lifecycle_warnings()` to see where this warning was
#>
#> generated.
```

--------------------------------

### Create Raster Chart with PHS Continuous Fill Scale

Source: https://github.com/public-health-scotland/phsstyles/blob/master/README.html

Use this function to create a raster chart filled with reversed continuous colors from a specified PHS palette. Requires the `ggplot2` library.

```R
library(ggplot2)
ggplot(faithfuld, aes(waiting, eruptions)) + 
  geom_raster(aes(fill = density)) + 
  scale_fill_continuous_phs(palette = "main-purples", direction = -1)
```

--------------------------------

### List all available PHS colors

Source: https://github.com/public-health-scotland/phsstyles/blob/master/README.md

Use `phs_colours()` to retrieve a named vector of all available PHS color hex codes. This function can also be used to subset specific colors by name.

```r
phs_colours()
```

--------------------------------

### Create Scatter Plot with PHS Main Palette

Source: https://github.com/public-health-scotland/phsstyles/blob/master/README.html

Use `scale_colour_discrete_phs` to apply the PHS main color palette to a ggplot2 scatter plot. Ensure the `ggplot2` library is loaded and the `cyl` variable is a factor.

```R
# Create a scatter plot using PHS main colour palette
library(ggplot2)
df <- mtcars
df[,'cyl'] <- as.factor(df[,'cyl'])
qplot(mpg, wt, data = df, colour = cyl) + 
  scale_colour_discrete_phs(palette = "main")
```

--------------------------------

### Continuous Color Scale with PHS Palette

Source: https://github.com/public-health-scotland/phsstyles/blob/master/README.html

Use this function to create a scatter plot with continuous colors from the PHS main-purples palette. Requires the ggplot2 library.

```R
library(ggplot2)
qplot(mpg, wt, data = mtcars, colour = cyl) + 
  scale_colour_continuous_phs(palette = "main-purples") + 
  theme_phs()
```

--------------------------------

### PHS Discrete Fill Scale

Source: https://github.com/public-health-scotland/phsstyles/blob/master/README.html

Use this scale to fill bars with colors from the PHS main-blues palette. Ensure the ggplot2 library is loaded.

```R
library(ggplot2)
ggplot(mtcars, aes(x = as.factor(cyl), fill = as.factor(cyl))) + 
  geom_bar() + 
  scale_fill_discrete_phs(palette = "main-blues") + 
  theme(legend.position = "none")
```

--------------------------------

### Customize PHS theme in ggplot

Source: https://github.com/public-health-scotland/phsstyles/blob/master/README.md

Shows how to further customize the PHS theme by overriding specific elements, such as removing vertical grid lines and adding custom horizontal grid lines.

```r
# Overwirte a feature (e.g. remove vertical gridlines and add horizontal ones)
qplot(mpg, wt, data = mtcars) + theme_phs() +
  theme(
    panel.grid.major.x = element_blank(),
    panel.grid.major.y = element_line(
      colour =
        grDevices::rgb(
          190 / 255,
          190 / 255,
          190 / 255
        )
    )
  )
```

--------------------------------

### Apply PHS theme to a ggplot chart

Source: https://github.com/public-health-scotland/phsstyles/blob/master/README.md

Applies the default PHS theme to a ggplot chart. This function modifies various theme elements to align with PHS branding.

```r
library(ggplot2)
# Apply PHS theme to a chart
qplot(mpg, wt, data = mtcars) + theme_phs()
```

=== COMPLETE CONTENT === This response contains all available snippets from this library. No additional content exists. Do not make further requests.