google motion chart example

motionchart-example.R

# Plot a Motion Chart using googleVis package - a brief example
# Leo Lahti 2012

# Load the library
# Note: requires flash and internet connection
# use install.packages("googleVis") to install the library if needed
library(googleVis)

# Form a motion chart from 'Fruits' example data 
# NOTE: the data set ('Fruits' in this example) must be given as data.frame
# which can contain NUMERIC and CHARACTER fields 
# (NO FACTORS, NOR LOGICAL variables!). 
# The FIRST FOUR FIELDS must be provided in the following order: 
# idvar, timevar, two numeric fields, then any number of numeric and character fields
# See help(gvisMotionChart) for details
mchart <- gvisMotionChart(Fruits, "Fruit", "Year")

# Plot the chart (opens in browser, requires flash)
plot(mchart)

# Save as html (needs javascript to open!)
# NOTE: html file viewing does not work locally - store the html file on server and view through internet
print(mchart, file="MotionChart.html")