#' plot_repressor
#'
#' @description plot repressor and non_repressor transcription factors versus ORFs per genome
#'
#' @param data A data.frame object, needs to have the columns repressor and non_repressor for transcription factors
#' @param filename file name with .tiff extension
#' @param title plot name inside " "
#' @param ymax ylim max
#' @param ylab ylab name inside " "
#'
#' @examples
#' plot_repressor(tf_repressor_non_repressor,
#' filename = "tf_repressor.tiff",
#' ylab = "Transcription factors",
#' title = "Transcription factors per genome",
#' ylim(0,120))
#' @export
plot_repressor <- function(data, filename, title, ylab, ymax = 150) {
tiff(filename = filename, width = 1234, height = 880, units = 'px', res = 100)
myplot <- ggplot(data) +
geom_point(aes(x = ORFs, y = repressor, colour = "repressor")) +
geom_point(aes(x = ORFs, y = non_repressor, colour = "non_repressor")) +
ylim(0, ymax) +
xlim(0,100) +
geom_abline(aes(intercept = intercept(ORFs, repressor, slope(ORFs,repressor)), slope = slope(ORFs,repressor), color = "repressor")) +
geom_abline(aes(intercept = intercept(ORFs, non_repressor, slope(ORFs,non_repressor)), slope = slope(ORFs,non_repressor), color = "non_repressor")) +
ggtitle(title) +
labs(x= "ORFs (x 100)", y = ylab) +
theme(panel.grid.major = element_blank(),
panel.grid.minor = element_blank(),
panel.background = element_blank(),
plot.title = element_text(hjust = 0.5, size = 28, face = "bold"),
axis.title = element_text(size = 26, face="bold"),
axis.text = element_text(size = 22, face="bold"),
axis.line = element_line(colour = "black", size=1.5),
axis.ticks = element_line(size = 1.5, lineend = 2),
legend.title = element_blank(),
legend.position = c(0.13,0.85),
legend.text = element_text(size = 20),
legend.key.size = unit(0.45, "in")) +
scale_color_manual(values = colors_represor_activator, aesthetics = "colour")
print(myplot)
dev.off()
}
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