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svgrefresh

svgrefresh


Purpose
Refresh the graph display.
Synopsis
procedure svgrefresh
Example
This code defines some objects and draws the graph, it then adds further objects and updates te display..
svgaddgroup("a", "Group A")
svgaddtext(0, 0, "Some text")
svgrefresh                           ! Display the graph
svgaddgroup("b", "Group B")
svgaddtext("a", 0, 20, "Some more text")
svgaddcircle(10,10, 45)
svgrefresh                           ! Update the display
Further information
svgrefresh needs to be called in order to trigger the display of a graph. The subroutine can be called repeatedly in order to update the display—each time it will be completely redrawn. The refresh frequency can be controlled via svgsetreffreq.
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