Nothing
ellipseGoogleMaps <-
function(SP,
filename="",
zcol=1:3,
add=F,
previousMap=NULL,
scale_e=10,
colPalette=NULL,
strokeColor="#FFAA00",
strokeOpacity=1,
fillOpacity=0.7,
strokeWeight=1,
geodesic=TRUE,
clickable=TRUE,
zIndex="null",
map.width="100%",
map.height="100%",
layerName="",
control.width="100%",
control.height="100%",
zoom=15,
fitBounds=TRUE,
mapTypeId = "HYBRID",
disableDoubleClickZoom =FALSE,
draggable= TRUE ,
keyboardShortcuts=TRUE,
mapTypeControlOptions='DEFAULT',
navigationControl=TRUE,
navigationControlOptions='DEFAULT',
scaleControlOptions= 'STANDARD',
noClear=FALSE,
scrollwheel =TRUE ,
streetViewControl= FALSE,
legend=TRUE,
control=TRUE,
InfoWindowControl=list(map="map", event="click",position="event.latLng",
disableAutoPan=FALSE, maxWidth=330,pixelOffset="null",
zIndex="null") ,
api="https://maps.google.com/maps/api/js?sensor=false&v=3.18",
openMap=TRUE){
################################ ellipseGoogleMaps ###############################
###############################################################################
###############################################################################
nameOfSP<-sapply(as.list(substitute({SP})[-1]), deparse)
nameOfSP<-gsub("\\s","", nameOfSP)
nameOfSP<-gsub('[!,",#,$,%,&,(,),*,+,-,_,.,/,:,;,<,=,>,?,@,^,`,|,~]', "x", nameOfSP)
nameOfSP<-gsub('[[]', "X", nameOfSP)
nameOfSP<-gsub('[]]', "X", nameOfSP)
a<- elSPDF(SP,zcol,scale_e)
SP<-a
SP.ll <- spTransform(SP, CRS("+proj=longlat +datum=WGS84"))
disableDefaultUI=FALSE
Centar=c(mean(SP.ll@bbox[1,]),mean(SP.ll@bbox[2,]))
sw<-c(SP.ll@bbox[2,1],SP.ll@bbox[1,1])
ne<-c(SP.ll@bbox[2,2],SP.ll@bbox[1,2])
attribute=SP@data[,zcol[1]]
temporary = FALSE
if(filename==""){
filename <- tempfile("map", fileext = c(".html"))
temporary = TRUE
}
randNum = sample(1:10000, 1)
if(layerName==""){
layerName=nameOfSP}
if(strokeColor!=""){
rgbc<-col2rgb(strokeColor)
strokeColor<-rgb(rgbc[1],rgbc[2],rgbc[3],maxColorValue=255) }
if(!is.null(colPalette)){
rgbc<-col2rgb(colPalette)
colPalette<-apply(rgbc,2,function(x) rgb(x[1],x[2],x[3],maxColorValue=255))}
if (!is.list(previousMap)) {
functions<-""
# Creating functions for checkbox comtrol, Show , Hide and Toggle control
# Set of JavaScript functionalities
functions<-paste(functions,' function setOpacL(MLPArray,textname) {
opacity=0.01*parseInt(document.getElementById(textname).value) \n
for (var i = 0; i < MLPArray.length; i++) { MLPArray[i].setOptions
({strokeOpacity: opacity}); } } \n',sep="")
functions<-paste(functions,'function showO(MLPArray,boxname) { \n
for (var i = 0; i < MLPArray.length; i++) { \n MLPArray[i].setMap(map); } \n
document.getElementById(boxname).checked = true; } \n ',sep="")
functions<-paste(functions,'function hideO(MLPArray,boxname) { \n
for (var i = 0; i < MLPArray.length; i++) { \n MLPArray[i].setMap(null);} \n
document.getElementById(boxname).checked = false; } \n ',sep="")
functions<-paste(functions,'function boxclick(box,MLPArray,boxname)
{ \n if (box.checked) { \n showO(MLPArray,boxname); \n }
else { \n hideO(MLPArray,boxname);} } \n',sep="")
functions<-paste(functions,' function setOpac(MLPArray,textname)
{opacity=0.01*parseInt(document.getElementById(textname).value) \n for
(var i = 0; i < MLPArray.length; i++) { MLPArray[i].setOptions({strokeOpacity:
opacity, fillOpacity: opacity}); } } \n',sep="")
functions<-paste(functions,' function setLineWeight(MLPArray,textnameW)
{weight=parseInt(document.getElementById(textnameW).value) \n
for (var i = 0; i < MLPArray.length; i++)
{ MLPArray[i].setOptions({strokeWeight: weight}); } } \n',sep="")
functions<-paste(functions,'function legendDisplay(box,divLegendImage){ \n
element = document.getElementById(divLegendImage).style; \n if (box.checked)
{ element.display="block";} else { element.display="none";}} \n',sep="")
functions<-paste(functions,'function showR(R,boxname) { R.setMap(map);
\n document.getElementById(boxname).checked = true; } \n ',sep="")
functions<-paste(functions,' function hideR(R,boxname) { R.setMap(null);
\n document.getElementById(boxname).checked = false; } \n ',sep="")
functions<-paste(functions,'function boxclickR(box,R,boxname) { \n if (box.checked)
{ \n showR(R,boxname);\n } else { \n hideR(R,boxname);} } \n',sep="")
functions<-paste(functions,'function legendDisplay(box,divLegendImage){
\n element = document.getElementById(divLegendImage).style; \n if (box.checked)
{ element.display="block";} else { element.display="none";}} \n',sep="")
functions<-paste(functions,"google.maps.event.addListener(map,'mousemove',function(event) {
document.getElementById('latlong').innerHTML = event.latLng.lng() + ', ' + event.latLng.lat()}); \n", sep="")
init<-createInitialization(SP.ll,
add=T,
zoom=zoom,
fitBounds=fitBounds,
mapTypeId = mapTypeId,
disableDefaultUI=disableDefaultUI,
disableDoubleClickZoom =disableDoubleClickZoom,
draggable= draggable ,
keyboardShortcuts=keyboardShortcuts,
mapTypeControlOptions=mapTypeControlOptions,
scaleControlOptions=scaleControlOptions,
navigationControl=navigationControl,
navigationControlOptions=navigationControlOptions,
noClear=noClear,
scrollwheel =scrollwheel ,
streetViewControl= streetViewControl)
# Put all functions together
functions<-paste( functions,init, sep="") }else{ functions<- previousMap$functions}
fjs=""
fjs<-paste(fjs,'\n USGSOverlay.prototype = new google.maps.OverlayView(); \n',sep="")
fjs<-paste(fjs,'function USGSOverlay(bounds, image, map) {\n this.bounds_ = bounds;\n this.image_ = image;\n this.map_ = map;\n this.div_ = null;\n this.setMap(map); }\n',sep="")
fjs<-paste(fjs, 'USGSOverlay.prototype.onAdd = function() {\n var div = document.createElement("DIV");\n div.style.border = "none";\n div.style.borderWidth = "0px";\n div.style.position = "absolute";\n var img = document.createElement("img");\n img.src = this.image_;\n img.style.width = "100%";\n img.style.height = "100%";\n div.appendChild(img);\n this.div_ = div;\n this.div_.style.opacity = 0.5;\n var panes = this.getPanes();\n panes.overlayImage.appendChild(this.div_);}\n' ,sep="")
fjs<-paste(fjs,'USGSOverlay.prototype.draw = function() {\n var overlayProjection = this.getProjection();\n var sw = overlayProjection.fromLatLngToDivPixel(this.bounds_.getSouthWest());\n var ne = overlayProjection.fromLatLngToDivPixel(this.bounds_.getNorthEast());\n var div = this.div_;\n div.style.left = sw.x + "px";\n div.style.top = ne.y + "px";\n div.style.width = (ne.x - sw.x) + "px";\n div.style.height = (sw.y - ne.y) + "px";} \n' ,sep="")
fjs<-paste(fjs,'USGSOverlay.prototype.onRemove = function() { \n this.div_.parentNode.removeChild(this.div_);} \n' ,sep="")
fjs<-paste(fjs,'USGSOverlay.prototype.hide = function() { if (this.div_) { this.div_.style.visibility = "hidden";} } \n' ,sep="")
fjs<-paste(fjs,'USGSOverlay.prototype.show = function() {if (this.div_) { this.div_.style.visibility = "visible";}} \n' ,sep="")
fjs<-paste(fjs,' USGSOverlay.prototype.toggle = function() { \n if (this.div_) { \n if (this.div_.style.visibility == "hidden") { \n this.show(); \n } else { \n this.hide(); } } } \n' ,sep="")
fjs<-paste(fjs,' USGSOverlay.prototype.toggleDOM = function() {\n if (this.getMap()) {\n this.setMap(null);\n } else {\n this.setMap(this.map_);}}\n' ,sep="")
fjs<-paste(fjs,' function setOpacR(Raster,textname) { \n opac=0.01*parseInt(document.getElementById(textname).value) \n Raster.div_.style.opacity= opac } \n' ,sep="")
if(map.width!=control.width){
css= paste('\n #map_canvas { float: left;
width:', map.width,';
height:' , map.height,'; }
\n #cBoxes {float: left;
width:', control.width,';
height: ', control.height,';
overflow:auto} \n')
}else{
css=' #map_canvas {min-height: 100%;
height:auto; }
#cBoxes {position:absolute;
right:5px;
top:50px;
background:white}'
}
starthtm=paste('<html> \n <head> \n <meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
\n <style type="text/css"> \n html { height: 100% } \n body { height: 100%; margin: 0px; padding: 0px }
',css,'
</style> \n
<script type="text/javascript" src="http://maps.google.com/maps/api/js?sensor=false"> </script> \n
<script language="javascript"> \n ')
starthtm<-paste(starthtm, fjs)
################################################################################
################################################################################
polyName<-paste('poly',nameOfSP,randNum, sep="")
boxname<-paste(nameOfSP,'box',sep="")
textname<- paste(nameOfSP,'text',sep="")
divLegendImage<-tempfile("Legend")
divLegendImage<-substr(divLegendImage, start=regexpr("Legend",divLegendImage),stop=nchar(divLegendImage))
legendboxname<-paste('box',divLegendImage,sep="")
textnameW<-paste(textname,'W',sep="")
for(i in 1:length(SP.ll@data)) {
if( identical(attribute,SP.ll@data[,i])){
attributeName<-names(SP.ll@data)[i] }
}
att<-rep(NA,length(slot(SP.ll,"polygons")))
att1=""
if (!is.list(previousMap)) {
var<-""
# Declare variables in JavaScript marker and map
var<-c(' \n var map \n')
# Create all markers and store them in markersArray - PointsName
}else{ var<-previousMap$var}
var<-paste(var,'var ',polyName,'=[] ; \n')
var1=""
cxx<-PolyCol(attribute,colPalette)
xx<-cxx$cols
# pp<-legendbar(cxx$brks,colPalette=cxx$col.uniq,legendName=divLegendImage)
var1<- paste( lapply(as.list(1:length(SP.ll@polygons)), function(i) paste(var1,createPolygon(SP.ll@polygons[[i]],
fillColor=xx[i],
strokeColor=strokeColor,
strokeOpacity=strokeOpacity,
strokeWeight=strokeWeight,
geodesic=geodesic,
clickable=clickable,
fillOpacity=fillOpacity,
zIndex=zIndex),'\n',sep="")
)
,polyName,'.push(polygon); \n',sep="",collapse='\n')
k = 1:length(names(SP.ll@data))
att<- paste ( lapply(as.list(1:length(SP.ll@polygons)), function(i) paste(names(SP.ll@data),':',sapply(k ,function(k) as.character(SP.ll@data[i,k]))
,'<br>', collapse="") ) )
# Put all variables together
var<-paste(var,var1)
infW<-""
infW<- paste ( lapply(as.list(1:length(SP.ll@polygons)), function(i)
paste(infW,createInfoWindowEvent(Line_or_Polygon=
paste(polyName,'[',i-1,'] ',sep=""),
content=att[i],
map=InfoWindowControl$map,
event=InfoWindowControl$event,
position= InfoWindowControl$position,
disableAutoPan = InfoWindowControl$disableAutoPan,
maxWidth=InfoWindowControl$maxWidth,
pixelOffset=InfoWindowControl$pixelOffset,
zIndex=InfoWindowControl$zIndex)
,' \n') ) ,collapse='\n' )
# for(i in 1:length(SP.ll@polygons)){
# infW<-paste(infW,createInfoWindowEvent(Line_or_Polygon=
# paste(polyName,'[',i-1,'] ',sep=""),content=att[i]),' \n')}
functions<-paste(functions,infW,'showO(',polyName,',"',boxname,'");',sep="")
if (!is.list(previousMap)) {
endhtm<-c('</script> \n </head> \n <body onload="initialize()"> \n
<div id="map_canvas"></div> \n
\n <div id="cBoxes"> \n')
} else { endhtm<- previousMap$endhtm }
if(control){
endhtm<- paste(endhtm,'<table border="0"> \n <tr> \n <td>
<input type="checkbox" id="',boxname,'"
onClick=\'boxclick(this,',polyName,',"',boxname,
'");\' /> <b> ', layerName,'<b> </td> </tr> \n',sep="")
endhtm<- paste(endhtm,' \n <tr> <td> \n <input type="text" id="',
textname,'" value="50" onChange=\'setOpac(',
polyName,',"',textname,'")\' size=3 />
Opacity (0-100 %) </td> </tr> \n',sep="")
endhtm<- paste(endhtm,' \n <tr> <td> \n <input type="text"
id="',textnameW,'" value="1" onChange=\'
setLineWeight(',polyName,',"',textnameW,'")\'
size=3 /> Line weight (pixels) </td> </tr> \n ',sep="")
}
if(legend){
pp <-legendbar(cxx$brks,colPalette=cxx$col.uniq,legendName=divLegendImage, temp=temporary)
endhtm<- paste(endhtm,' \n <tr> <td> <input type="checkbox" checked="checked" id="'
,legendboxname,'" onClick=\'legendDisplay(this,"',
divLegendImage,'");\' /> LEGEND </td> </tr> <tr> <td>',
attributeName,'</td> </tr>
<tr> <td> <div style="display:block;" id="',
divLegendImage,'"> <img src="',divLegendImage,
'.png" alt="Legend" height="70%"> </div>
</td> </tr> \n </table> \n <hr> \n',sep="")
}else{ endhtm<- paste(endhtm, '</tr> \n </table> \n <hr> \n') }
if (add==F){functions<- paste(functions," google.maps.event.addListener(map, 'rightclick', function(event) {
var lat = event.latLng.lat();
var lng = event.latLng.lng();
alert('Lat=' + lat + '; Lng=' + lng);}); " , " \n }" )
endhtm<-paste(endhtm,'</div> \n </body> \n </html>')
write(starthtm, filename,append=F)
write(var, filename,append=TRUE)
write(functions, filename,append=TRUE)
write(endhtm, filename,append=TRUE)
if(openMap){browseURL(filename)}
}
x <- list(starthtm=starthtm,var=var, functions=functions,endhtm=endhtm)
return(x)
}
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