Create Slur Object

Source: R/1-construct-slur.R

Create a Slur object to represent a slur.

Slur(i, j, to = NULL, to_j = NULL, above = NULL)

Arguments

i, j

A single positive integer. They indicate the start and end positions of the slur.

to, to_j

Optional. A single character or a single positive integer, which indicates the musical line where to add the slur. Specify to_j if the start and end positions are in different musical lines.

above

Optional. A single logical, which indicates whether the slur should appear above or below the staff. By default, the position is decided by MuseScore.

Value

A list of class Slur.

See also

+.Music() for adding a slur to a Music object.

Examples

# Create a slur
slur <- Slur(1, 3)
slur
#> Slur 
#> 
#> * from position 1 to 3 

# Add it to a `Music`
music <- Music() + Meter(4, 4) + Line(c("C4", "D4", "E4")) + slur
music
#> Music 
#> 
#> $meters
#> # A tibble: 1 × 6
#>     bar number  unit actual_number actual_unit invisible
#>   <int>  <int> <int>         <int>       <int> <lgl>    
#> 1     1      4     4             4           4 FALSE    
#> 
#> $notes
#> # A tibble: 3 × 7
#>    line     i     j pitch  midi duration length
#>   <int> <int> <int> <chr> <int> <chr>     <dbl>
#> 1     1     1    NA C4       60 NA            1
#> 2     1     2    NA D4       62 NA            1
#> 3     1     3    NA E4       64 NA            1
#> 
#> $lines
#> # A tibble: 1 × 7
#>    part staff voice segment   bar offset name 
#>   <int> <int> <int>   <int> <int>  <dbl> <chr>
#> 1     1     1     1       1     1      0 NA   
#> 
#> $slurs
#> # A tibble: 1 × 5
#>    line     i     j line_j above
#>   <int> <int> <int>  <int> <lgl>
#> 1     1     1     3     NA NA   
#> 

# Generate the music score
if (interactive()) {
  show(music)
}