updatePoints {iSPlot} | R Documentation |
updatePoints replots only certain points on a plot, rather than replotting the whole plot. updatePoints is called when the type of change performed on the dataframe was either modify or delete.
updatePoints(plotIndex, Rname)
plotIndex |
the index of the plot to be updated in viewList in viewEnv |
Rname |
the row name or index that changed - this may be a vector of length greater than or equal to one |
Elizabeth Whalen
gUpdateViewMessage-class
,
replot
if (interactive()) { createControlWindow() # should load data through Open Data or Open File under the File menu data(USArrests) loadDFData(USArrests,"USArrests") # plotting the data should occur through Plot Data under the # Display menu createView(type = "plotView", dataName = "USArrests", plotType = "sPlotView", dfRows = 1:nrow(USArrests), dfColumns = 1:2) # should modify using the control window (by choosing the view mode and # then clicking on a plot) # by interacting with a plot when the view mode is color, these # functions will be called automatically modify("USArrests", Rname=c("Massachusetts","Ohio"), Cname=c("color","color"), data=c("red","green")) # create an update view message and then dispatch it so the points # that have changed will be replot plMessage<-new("gUpdateViewMessage",type="modify",Rname=c("Massachusetts", "Ohio")) handleMessage(plMessage,dataName="USArrests") }