55font66 is used to specify the font in which the label is written the units of the font 55size66 depend upon which terminal is used. The size of a character depends on both the font and the terminal. gnuplot version gnuplot 5. ![]() GenerateOutput ( plotFile ) // Close the plot file. For example, 'set xlabel offset -1,0' will change only the x offset of the title, moving the label roughly one character width to the left. AddDataset ( dataset ) // Open the plot file. for ( x = - 5.0 x <= + 5.0 x += 1.0 ) // Add the dataset to the plot. SetStyle ( Gnuplot2dDataset :: LINES_POINTS ) double x double y // Create the 2-D dataset. ![]() AppendExtra ( "set xrange " ) // Instantiate the dataset, set its title, and make the points be // plotted along with connecting lines. SetLegend ( "X Values", "Y Values" ) // Set the range for the x axis. the column heading) as a text field, and use it as the key title. SetTerminal ( "png" ) // Set the labels for each axis. There is also an option that will interpret the first entry in a column of input data (i.e. SetTitle ( plotTitle ) // Make the graphics file, which the plot file will create when it // is used with Gnuplot, be a PNG file. ![]() Std :: string fileNameWithNoExtension = "plot-2d" std :: string graphicsFileName = fileNameWithNoExtension + ".png" std :: string plotFileName = fileNameWithNoExtension + ".plt" std :: string plotTitle = "2-D Plot" std :: string dataTitle = "2-D Data" // Instantiate the plot and set its title.
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