.bestLegendLoc {wrGraph}

Search best corner of plot for placing for legend This function aims to find best corner for plotting a legend.

Description

Search best corner of plot for placing for legend

This function aims to find best corner for plotting a legend.

Usage

.bestLegendLoc(
  dat,
  txtLen,
  txtHi,
  displayPlotSearch = FALSE,
  silent = TRUE,
  debug = FALSE,
  callFrom = NULL
)

Arguments

dat

(matrix, list or data.frame) main data of plot

txtLen

(numeric, length=1)

txtHi

(numeric, length=1) text height from graphics::strheight() (including inter-line)

displayPlotSearch

(logical) decide if lines to mark area where data is searched for legend should be drawn

silent

(logical) suppress messages

debug

(logical) additonal messages for debugging

callFrom

(character) allows easier tracking of messages produced

Value

numeric vector with counts of umber of points expected to enter legend-location for each corner (ie legend-localization)

See Also

checkForLegLoc, legend

Examples

dat1 <- matrix(c(1:5,1,1:5,5), ncol=2)
(legLoc <- .bestLegendLoc(dat1, txtLen=0.4, txtHi=28))