#' Esta funcion crea un grafico scatter plot con los escudos de las principales ligas europeas
#'
#' @param df Un df
#' @param league Un literal que marca la liga que se quiere mostrar
#' @return El grafico a partir de la tabla \code{df} con los escudos
#' @examples
#' PlotXY_Badges(df,"ESP")
#' @export
#'
#' @import ggplot2
#' @import ggimage
#'
PlotXY_Badges <- function(df,league_code){
names(df)<-c('Teams','Xaxis1','Yaxis1')
#contar numero de columnas (tiene que tener 3)
# la primera tiene que ser char y las otras numeric
#Identificamos la liga
if(league_code =="ESP"){
liga <- "ESP_"}
else if(league_code=="ENG"){
liga <- "ENG_"}
else if(league_code=="GER"){
liga <- "GER_"}
else if(league_code=="ITA"){
liga <- "ITA_"}
else if(league_code=="FRA"){
liga <- "FRA_"}
else{
return(c("Por favor seleccione el nombre correcto de la liga/Please select the correct name of the ligue: ESP, ENG, GER, ITA, FRA"))
}
Tit <- readline("Titulo/Title: ")
Stit <- readline("Subtitulo/Subtitle: ")
xaxis <- readline("Etiqueta Eje X / Label x axis: ")
yaxis <- readline("Etiqueta Eje Y / Label y axis: ")
df$badge <- paste(system.file(package="FootballBadges"),"/Badges/",liga,df$Teams ,".png",sep="")
p<-ggplot(data = df, aes(x = Xaxis1, y = Yaxis1)) +
ggtitle(label = Tit ,subtitle = Stit) +
geom_image(aes(image = badge), size = 0.03) +
geom_segment(data = df,aes(x = median(Xaxis1), y = 0, xend = median(Xaxis1), yend = max(Yaxis1)), linetype="dashed",colour = "gray61",alpha=0.5) +
geom_segment(data = df,aes(x = 0, y = median(Yaxis1), xend = max(Xaxis1), yend = median(Yaxis1)), linetype="dashed", colour = "gray61",alpha=0.5) +
xlab(xaxis) +
ylab(yaxis) +
annotate(geom="text", x=max(df$Yaxis1)-0.1, y=median(df$Xaxis1)+0.05, label=paste("Median =",format(round(median(df$Xaxis1), 2), nsmall = 2)),
color="gray",size=3) +
annotate(geom="text", x=max(df$Xaxis1)+0.1, y=median(df$Yaxis1), label=paste("Median =",format(round(median(df$Yaxis1), 2), nsmall = 2)),
color="gray",size=3) +
theme(legend.position="none") +
theme(plot.title = element_text(hjust = 0.5, face="bold.italic", size=14),
plot.subtitle = element_text(hjust = 0.5, face="bold.italic", size=10),
panel.background = element_blank(),
panel.border = element_blank(),
panel.grid.major = element_blank(),
panel.grid.minor = element_blank(),
axis.line = element_line(size = 0.5, linetype = "solid",
colour = "gray"))
return(p)
}
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