R/plot3dmap.r

In GeoXp: Interactive exploratory spatial data analysis

`plot3dmap` <- function(sp.obj, names.var, box=TRUE,
names.attr=names(sp.obj), criteria=NULL, carte=NULL, identify=FALSE, cex.lab=0.8,
pch=16, col="lightblue3",xlab="", ylab="", zlab="", axes=FALSE, lablong="", lablat="")
{
envir = as.environment(1)
# Verification of the Spatial Object sp.obj
class.obj<-class(sp.obj)[1]

if(substr(class.obj,1,7)!="Spatial") stop("sp.obj may be a Spatial object")
if(substr(class.obj,nchar(class.obj)-8,nchar(class.obj))!="DataFrame") stop("sp.obj should contain a data.frame")
if(!is.numeric(names.var) & length(match(names.var,names(sp.obj)))!=length(names.var) ) stop("At least one component of names.var is not included in the data.frame of sp.obj")
if(length(names.attr)!=length(names(sp.obj))) stop("names.attr should be a vector of character with a length equal to the number of variable")

# Is there a Tk window already open ?
if(interactive())
{
 if(!exists("GeoXp.open",envir = baseenv())||length(ls(envir=.TkRoot$env, all.names=TRUE))==2)  # new environment
 {
  assign("GeoXp.open", TRUE, envir = baseenv())
 }
 else
 {if(get("GeoXp.open",envir= baseenv()))
   {stop("Warning : a GeoXp function is already open. Please, close Tk window before calling a new GeoXp function to avoid conflict between graphics")}
  else
  {assign("GeoXp.open", TRUE, envir = baseenv())}
 }
}

# we propose to refind the same arguments used in first version of GeoXp
long<-coordinates(sp.obj)[,1]
lat<-coordinates(sp.obj)[,2]

var1<-sp.obj@data[,names.var[1]]
var2<-sp.obj@data[,names.var[2]]
var3<-sp.obj@data[,names.var[3]]

listvar<-sp.obj@data
listnomvar<-names.attr


# Code which was necessary in the previous version
 if(is.null(carte) & class.obj=="SpatialPolygonsDataFrame") carte<-spdf2list(sp.obj)$poly


 # for identifyng the selected sites
ifelse(identify, label<-row.names(listvar),label<-"")

####################################################
# initialisation
####################################################

nointer<-FALSE
nocart<-FALSE
buble<-FALSE
z<-NULL
legmap<-NULL
legends<-list(FALSE,FALSE,"","")
var1=as.matrix(var1)
var2=as.matrix(var2)
var3=as.matrix(var3)
lat=as.matrix(lat)
long=as.matrix(long)
obs<-vector(mode = "logical", length = length(long))
graphChoice <- ""
varChoice1 <- ""
varChoice2 <- ""
choix<-""
method <- ""
listgraph <- c("Histogram","Barplot","Scatterplot")
labmod <- ""
 # for colors in map and new grahics
 col2<-"blue"
 col3<-col[1]
pch2 <- pch[1]


# Change data.frame in matrix
if((length(listvar)>0)&&(dim(as.matrix(listvar))[2]==1)) listvar<-as.matrix(listvar)

# Windows device
if(!(2%in%dev.list())) dev.new()


####################################################
# sélection d'un point
####################################################

pointfunc<-function() 
 {
    quit <- FALSE
    
    dev.set(2)
    title("ACTIVE DEVICE", cex.main = 0.8, font.main = 3, col.main='red')
    title(sub = "To stop selection, click on the right button of the mouse and stop (for MAC, ESC)", cex.sub = 0.8, font.sub = 3,col.sub='red')

    while(!quit)
     {
      #sélection des points

       dev.set(2)
       loc<-locator(1)
       
         if(is.null(loc))
           {
            quit<-TRUE
            carte(long=long, lat=lat,obs=obs,buble=buble,cbuble=z,criteria=criteria,nointer=nointer,  label=label,
            symbol=pch2, couleurs=col2,carte=carte,nocart=nocart,legmap=legmap,legends=legends,axis=axes, labmod=labmod,
            lablong=lablong,lablat=lablat,cex.lab=cex.lab,method=method,classe=listvar[,which(listnomvar == varChoice1)]) 
            next
           }
      
       obs<<-selectmap(var1=long,var2=lat,obs=obs,Xpoly=loc[1], Ypoly=loc[2], method="point")

      # graphiques
    if (length(which(obs==TRUE))==0||length(which(obs==TRUE))==length(obs))
     {if(length(which(obs==TRUE))==0)
     plot3d(var1[!obs],var2[!obs],var3[!obs],xlab = xlab, ylab = ylab, zlab = zlab,
     col=col, type="p", size=5,box=box)
     else
     plot3d(var1[obs],var2[obs],var3[obs],xlab = xlab, ylab = ylab, zlab = zlab,
     col="red", type="p", size=6,box=box)    
     }
    else
    { 
      col.prov <- rep(col,length(var1))
  #    size.prov <- rep(5,length(var1))
      
      col.prov[obs]<-"red"
 #     size.prov[obs]<-6 
      
      plot3d(var1,var2,var3,xlab = xlab, ylab = ylab, zlab = zlab,col=col.prov, type="p",
      size=5,box=box)
  

    }
    
      carte(long=long, lat=lat,obs=obs,buble=buble,cbuble=z,criteria=criteria,nointer=nointer,  label=label,
      symbol=pch2, couleurs=col2,carte=carte,nocart=nocart,legmap=legmap,legends=legends,axis=axes, labmod=labmod,
      lablong=lablong,lablat=lablat,cex.lab=cex.lab,method=method,classe=listvar[,which(listnomvar == varChoice1)]) 
      title("ACTIVE DEVICE", cex.main = 0.8, font.main = 3, col.main='red')
      title(sub = "To stop selection, click on the right button of the mouse and stop (for MAC, ESC)", cex.sub = 0.8, font.sub = 3,col.sub='red')

        if ((graphChoice != "") && (varChoice1 != "") && (length(dev.list()) >= 2))
        {
            graphique(var1=listvar[,which(listnomvar == varChoice1)], var2=listvar[,which(listnomvar == varChoice2)],
            obs=obs, num=3, graph=graphChoice, couleurs=col3,symbol=pch, labvar=c(varChoice1,varChoice2))
        }

     }
  }


####################################################
# sélection d'un polygone
####################################################

polyfunc<-function() 
{
    polyX <- NULL
    polyY <- NULL
    quit <- FALSE
   
    dev.set(2)
    title("ACTIVE DEVICE", cex.main = 0.8, font.main = 3, col.main='red')
    title(sub = "To stop selection, click on the right button of the mouse and stop (for MAC, ESC)", cex.sub = 0.8, font.sub = 3,col.sub='red')

    while(!quit)
    {
        dev.set(2)
        loc<-locator(1)
        if(is.null(loc)) 
        {
            quit<-TRUE
            next
        }

        polyX <- c(polyX, loc[1])
        polyY <- c(polyY, loc[2])
        lines(polyX,polyY)
    }

    polyX <- c(polyX, polyX[1])
    polyY <- c(polyY, polyY[1])



    if (length(polyX)>0)
     {
      lines(polyX,polyY);

      obs <<- selectmap(var1=long, var2=lat, obs=obs, Xpoly=polyX, Ypoly=polyY, method="poly")

      # graphiques

    if (length(which(obs==TRUE))==0||length(which(obs==TRUE))==length(obs))
     {if(length(which(obs==TRUE))==0)
     plot3d(var1[!obs],var2[!obs],var3[!obs],xlab = xlab, ylab = ylab, zlab = zlab,
     col=col, type="p", size=5,box=box)
     else
     plot3d(var1[obs],var2[obs],var3[obs],xlab = xlab, ylab = ylab, zlab = zlab,
     col="red", type="p", size=6,box=box)    
     }
    else
    { 
      col.prov <- rep(col,length(var1))
     # size.prov <- rep(5,length(var1))
      
      col.prov[obs]<-"red"
    #  size.prov[obs]<-6 
      
      plot3d(var1,var2,var3,xlab = xlab, ylab = ylab, zlab = zlab,col=col.prov,
      type="p", size=5,box=box)
    }
   

           
      carte(long=long, lat=lat,obs=obs,buble=buble,cbuble=z,criteria=criteria,nointer=nointer,  label=label,
      symbol=pch2, couleurs=col2,carte=carte,nocart=nocart,legmap=legmap,legends=legends,axis=axes, labmod=labmod,
      lablong=lablong,lablat=lablat,cex.lab=cex.lab,method=method,classe=listvar[,which(listnomvar == varChoice1)]) 
  
        if ((graphChoice != "") && (varChoice1 != "") && (length(dev.list()) >= 2))
        {
         graphique(var1=listvar[,which(listnomvar == varChoice1)], var2=listvar[,which(listnomvar == varChoice2)],
         obs=obs, num=3, graph=graphChoice, couleurs=col3,symbol=pch, labvar=c(varChoice1,varChoice2))
        }
     }
}


####################################################
# contour des unités spatiales
####################################################
cartfunc <- function()
{ 
 if (length(carte) != 0)
   {
    ifelse(!nocart,nocart<<-TRUE,nocart<<-FALSE)
    carte(long=long, lat=lat,obs=obs,buble=buble,cbuble=z,criteria=criteria,nointer=nointer,  label=label,
    symbol=pch2, couleurs=col2,carte=carte,nocart=nocart,legmap=legmap,legends=legends,axis=axes, labmod=labmod,
    lablong=lablong,lablat=lablat,cex.lab=cex.lab,method=method,classe=listvar[,which(listnomvar == varChoice1)]) 
   }
   else
   {
    tkmessageBox(message="Spatial contours have not been given",icon="warning",type="ok")    
   }
}



####################################################
# choix d'un autre graphique
####################################################

graphfunc <- function()
{ 
   if ((length(listvar) != 0) && (length(listnomvar) != 0))
    {
        choix <<- selectgraph(listnomvar,listgraph)
        varChoice1 <<- choix$varChoice1
        varChoice2 <<- choix$varChoice2
        graphChoice <<- choix$graphChoice
           
        if ((graphChoice != "") && (varChoice1 != ""))
        {
          if (((graphChoice == "Histogram")&&(!is.numeric(listvar[,which(listnomvar == varChoice1)])))||((graphChoice == "Scatterplot")&&((!is.numeric(listvar[,which(listnomvar == varChoice1)]))||(!is.numeric(listvar[,which(listnomvar == varChoice2)]))))) 
           {
            tkmessageBox(message="Variables choosed are not in a good format",icon="warning",type="ok")
           }
          else
           {
            res1<-choix.couleur(graphChoice,listvar,listnomvar,varChoice1,legends,col,pch)
            
            method <<- res1$method
            col2 <<- res1$col2
            col3 <<- res1$col3
            pch2 <<- res1$pch2
            legends <<- res1$legends
            labmod <<- res1$labmod
                     
            if(!(3%in%dev.list())) dev.new()
            dev.set(3)
            layout(1)
            par(mar=c(5.1,4.1,4.1,2.1))
            graphique(var1=listvar[,which(listnomvar == varChoice1)], var2=listvar[,which(listnomvar == varChoice2)],
            obs=obs, num=3, graph=graphChoice, couleurs=col3,symbol=pch, labvar=c(varChoice1,varChoice2))    
            
            carte(long=long, lat=lat,obs=obs,buble=buble,cbuble=z,criteria=criteria,nointer=nointer,  label=label,
            symbol=pch2, couleurs=col2,carte=carte,nocart=nocart,legmap=legmap,legends=legends,axis=axes, labmod=labmod,
            lablong=lablong,lablat=lablat,cex.lab=cex.lab,method=method,classe=listvar[,which(listnomvar == varChoice1)]) 
           }
       }   
   }
   else
   {
    tkmessageBox(message="Variables (listvar) and their names (listnomvar) must have been given",icon="warning",type="ok")
   }  
}


####################################################
# rafraichissement des graphiques
####################################################

SGfunc<-function() 
{
 obs<<-vector(mode = "logical", length = length(long));

 # graphiques
 plot3d(var1,var2,var3,xlab = xlab, ylab = ylab, zlab = zlab,col=col, type="p", size=5,box=box) 
      
 carte(long=long, lat=lat,obs=obs,buble=buble,cbuble=z,criteria=criteria,nointer=nointer,  label=label,
 symbol=pch2, couleurs=col2,carte=carte,nocart=nocart,legmap=legmap,legends=legends,axis=axes, labmod=labmod,
 lablong=lablong,lablat=lablat,cex.lab=cex.lab,method=method,classe=listvar[,which(listnomvar == varChoice1)]) 
  
 if ((graphChoice != "") && (varChoice1 != "") && (length(dev.list()) >= 2))
  {
   graphique(var1=listvar[,which(listnomvar == varChoice1)], var2=listvar[,which(listnomvar == varChoice2)],
   obs=obs, num=3, graph=graphChoice, couleurs=col3,symbol=pch, labvar=c(varChoice1,varChoice2))
  }
  
}

####################################################
# quitter l'application
####################################################

quitfunc<-function()
{
    #tclvalue(fin)<<-TRUE
    tkdestroy(tt)
    assign("GeoXp.open", FALSE, envir = baseenv())
   # assign("obs", row.names(sp.obj)[obs], envir = .GlobalEnv)
}

quitfunc2<-function()
{
    #tclvalue(fin)<<-TRUE
    tkdestroy(tt)
    assign("GeoXp.open", FALSE, envir = baseenv())
    print("Results have been saved in last.select object")
    assign("last.select", which(obs), envir = envir)
}

####################################################
# Open a no interactive selection
####################################################

fnointer<-function() 
{
 if (length(criteria) != 0)
 {
  ifelse(!nointer,nointer<<-TRUE,nointer<<-FALSE)
  carte(long=long, lat=lat,obs=obs,buble=buble,cbuble=z,criteria=criteria,nointer=nointer,  label=label,
  symbol=pch2, couleurs=col2,carte=carte,nocart=nocart,legmap=legmap,legends=legends,axis=axes, labmod=labmod,
  lablong=lablong,lablat=lablat,cex.lab=cex.lab,method=method,classe=listvar[,which(listnomvar == varChoice1)]) 
 }
 else
 {
  tkmessageBox(message="Criteria has not been given",icon="warning",type="ok")
 }
 
}

####################################################
# Bubble
####################################################

fbubble<-function()
{
  res2<-choix.bubble(buble,listvar,listnomvar,legends)
  
  buble <<- res2$buble
  legends <<- res2$legends
  z <<- res2$z
  legmap <<- res2$legmap
  
  carte(long=long, lat=lat,obs=obs,buble=buble,cbuble=z,criteria=criteria,nointer=nointer,  label=label,
  symbol=pch2, couleurs=col2,carte=carte,nocart=nocart,legmap=legmap,legends=legends,axis=axes, labmod=labmod,
  lablong=lablong,lablat=lablat,cex.lab=cex.lab,method=method,classe=listvar[,which(listnomvar == varChoice1)]) 

}


####################################################
# graphiques 
####################################################

carte(long=long, lat=lat,obs=obs,buble=buble,cbuble=z,criteria=criteria,nointer=nointer,  label=label,
symbol=pch2, couleurs=col2,carte=carte,nocart=nocart,legmap=legmap,legends=legends,axis=axes, labmod=labmod,
lablong=lablong,lablat=lablat,cex.lab=cex.lab,method=method,classe=listvar[,which(listnomvar == varChoice1)]) 

par3d(windowRect= c(0,32,512,544), userMatrix = rotationMatrix(5*pi/180, 0,1,0) %*% par3d("userMatrix"),family='sans' )
bg3d(color="white")

plot3d(var1,var2,var3,xlab = xlab, ylab = ylab, zlab = zlab,xlim=range(var1),ylim=range(var2),zlim=range(var3),col=col,
size=5,type="n",box=box) 
  
plot3d(var1,var2,var3,xlab = xlab, ylab = ylab, zlab = zlab,xlim=range(var1),ylim=range(var2),zlim=range(var3),col=col,
size=5,type="p",box=FALSE,add=TRUE) 
####################################################
# création de la boite de dialogue
####################################################
if(interactive())
{
fontheading<-tkfont.create(family="times",size=14,weight="bold")

tt <- tktoplevel()
tkwm.title(tt, "plot3dmap")

frame1a <- tkframe(tt, relief = "groove", borderwidth = 2, background = "white")
tkpack(tklabel(frame1a, text = "Interactive selection", font = "Times 14",
foreground = "blue", background = "white"))
tkpack(tklabel(frame1a, text = "Work on the map", font = "Times 12",
foreground = "darkred", background = "white"))
point.but <- tkbutton(frame1a, text="Selection by point", command=pointfunc);
poly.but <- tkbutton(frame1a, text="Selection by polygon ", command=polyfunc);
tkpack(point.but, poly.but, side = "left", expand = "TRUE", fill = "x")
tkpack(frame1a, expand = "TRUE", fill = "x")


frame1b <- tkframe(tt, relief = "groove", borderwidth = 2, background = "white")
nettoy.but <- tkbutton(frame1b, text="     Reset selection     " , command=SGfunc);
tkpack(nettoy.but, side = "left", expand = "TRUE", fill = "x")
tkpack(frame1b, expand = "TRUE", fill = "x")


frame2 <- tkframe(tt, relief = "groove", borderwidth = 2, background = "white")
tkpack(tklabel(frame2, text = "Options", font = "Times 14",
foreground = "blue", background = "white"))
tkpack(tklabel(frame2, text = "Spatial contours", font = "Times 11",
foreground = "darkred", background = "white"),tklabel(frame2, text = "Preselected sites", font = "Times 11",
foreground = "darkred", background = "white"), side = "left", fill="x",expand = "TRUE")
tkpack(frame2, expand = "TRUE", fill = "x")

frame2b <- tkframe(tt, relief = "groove", borderwidth = 2, background = "white")
nocou1.but <- tkbutton(frame2b, text="On/Off", command=cartfunc)
noint1.but <- tkbutton(frame2b, text="On/Off", command=fnointer)
tkpack(nocou1.but,noint1.but, side = "left", expand = "TRUE", fill = "x")
tkpack(frame2b, expand = "TRUE", fill = "x")

frame2c <- tkframe(tt, relief = "groove", borderwidth = 2, background = "white")
tkpack(tklabel(frame2c, text = "Bubbles", font = "Times 11",
foreground = "darkred", background = "white"),tklabel(frame2c, text = "Additional graph", font = "Times 11",
foreground = "darkred", background = "white"), side = "left", fill="x",expand = "TRUE")
tkpack(frame2c, expand = "TRUE", fill = "x")

frame2d <- tkframe(tt, relief = "groove", borderwidth = 2, background = "white")
bubble.but <- tkbutton(frame2d, text="On/Off", command=fbubble)
autre.but <- tkbutton(frame2d, text="     OK     " , command=graphfunc)
tkpack(bubble.but,autre.but, side = "left", expand = "TRUE", fill = "x")
tkpack(frame2d, expand = "TRUE", fill = "x")


frame3 <- tkframe(tt, relief = "groove", borderwidth = 2, background = "white")
tkpack(tklabel(frame3, text = "Exit", font = "Times 14",
foreground = "blue", background = "white"))

quit.but <- tkbutton(frame3, text="Save results", command=quitfunc2);
quit.but2 <- tkbutton(frame3, text="Exit without saving", command=quitfunc)

tkpack(quit.but, quit.but2, side = "left", expand = "TRUE",
        fill = "x")

tkpack(frame3, expand = "TRUE", fill = "x")
}

####################################################
return(invisible())
}