I cannot get the legend to display the cut points I want correctly.
Instead of doing the colors at 1, 2, 3, 4, 5 - its doing the color breaks
at odd points on the legends. The labels seem to get coded correctly
however.
# Code Below
#----------------------------------------------------------------------------------------.
# Messing around with Student Engagement Survey data
library(RgoogleMaps)
library(PBSmapping)
library(maptools)
library(reshape)
library(RColorBrewer)
library(plotGoogleMaps)
library(rgdal)
rm(list=ls())
mydata <- data.frame(NAME=c("James Elem","Chloe MS","Logan HS", "Kristen
Elem", "Heather HS", "Nora MS", "Elizabeth JH"),
i1.a.=c(0,1,2, 2.4, 3.5, 4.3, 5),
lat = c(32.968, 32.874, 32.884, 32.91538, 32.91810, 32.87884, 32.94468),
lon = c(-96.692, -96.725, -96.708, -96.72321, -96.71760, -96.73990,
-96.72850)
)
# ------------------------------- #
# --------------------------------------- #
# -- Ploting School Locations ----------- #
coordinates(mydata) <- ~lon + lat
proj4string(mydata) <- CRS("+proj=longlat +datum=WGS84")
#SchoolRaceP <- SpatialPointsDataFrame, data
# Playing around with various options
m <- plotGoogleMaps(mydata, zcol="i1.a.",
at=0:4,
colPalette = c("#FF0000","#FF9900","#FFFF00","#0066FF","#00CC00"),
layerName="Some Schools",
filename="MyMap.html")
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