This function draws a slice of a track content, with a distinct point for each track element.
draw.points(slice, start, end, column = "value", colorVal = "#666666",
colorFun = function() NULL, cex.lab = 1, cex = 0.6, pch = "+", bty = "o", ...)A data.frame holding the data to plot, with elements in rows and data in columns.
Single integer value, the left boundary of the window, in base pairs.
Single integer value, the right boundary of the window, in base pairs.
Single character value, the name of the slice column to use for bar heights.
The color to fill bars with (as a name, an integer or an hexadecimal character description).
A function with no arguments, which returns a vector of as many colors than the slice has rows. It can make use of any argument described on this page (including custom arguments passed via "..."), as its enclosing environment is redefined to the calling one. colorVal must be NA for the function to be used.
See par.
See par.
See par.
See par.
Further arguments to be passed to draw.bg.
draw.bg, draw.boxes, draw.steps, draw.hist, draw.pileup, draw.seq