private static void adjustAxisDimensionForGroupPlots(GroupPlot groupPlot)
{
var axisOptions = groupPlot.AxisOptions;
var landscape = groupPlot.Landscape;
var columns = groupPlot.GroupOptions.Columns;
var rows = groupPlot.GroupOptions.Rows;
const float percentageHeigt = 70F; // reserve some space for groupings and captions
const float percentageWidth = 100F;
var isLegendBeside = false;
if (groupPlot.GroupOptions.GroupLegendOptions.LegendOptions != null)
{
isLegendBeside = getIsLegendBeside(groupPlot.GroupOptions.GroupLegendOptions.LegendOptions.LegendPosition);
}
var factor = isLegendBeside ? 0.6 : 1;
if (landscape)
{
axisOptions.Height = Helper.GetLengthInPercentageOfTextHeight(percentageWidth / rows);
axisOptions.Width = Helper.GetLengthInPercentageOfTextWidth(percentageHeigt / columns);
}
else
{
axisOptions.Height = Helper.GetLengthInPercentageOfTextHeight(percentageHeigt / rows);
axisOptions.Width = Helper.GetLengthInPercentageOfTextWidth(percentageWidth * factor / columns);
}
}
/// <summary>
/// This method creates a figure.
/// </summary>
/// <remarks>A figure environment will be placed somewhere according to position settings.
/// It is an floating environment.</remarks>
/// <param name="caption">Text for figure caption.</param>
/// <param name="groupPlot">GroupPlot settings needed for generation.</param>
/// <param name="converter">TEX converter.</param>
internal static string GroupPlotFigure(string caption, GroupPlot groupPlot, ITeXConverter converter)
{
var allPlots = new List <PGFPlots.Plot>();
foreach (var groupedPlot in groupPlot.GroupedPlots)
{
allPlots.AddRange(groupedPlot.Plots);
}
if (groupPlot.GroupOptions.GroupLegendOptions != null)
{
var maxLegendEntry = Enumerable.Max <string>(groupPlot.GroupOptions.GroupLegendOptions.LegendEntries, l => l.Length);
if (String.IsNullOrEmpty(groupPlot.GroupOptions.GroupLegendOptions.LegendOptions.TextWidth))
{
groupPlot.GroupOptions.GroupLegendOptions.LegendOptions.TextWidth = getLegendWidth(groupPlot.GroupOptions.GroupLegendOptions.LegendOptions.LegendPosition,
groupPlot.Landscape, maxLegendEntry);
}
}
adjustAxisDimensionForGroupPlots(groupPlot);
var pictureText = new PlotWriter(groupPlot.Colors, converter).PictureGroupPlot(groupPlot.GroupedPlots,
groupPlot.AxisOptions,
groupPlot.GroupOptions);
return(plotFigure(caption, groupPlot, pictureText));
}
private static GroupPlot getGroupPlot(List <Color> colors, LegendOptions.LegendPositions legendPosition, int columns)
{
var axisOptionsForGroup = getAxisOptionsForGroup();
var plotOptions1 = getBoxPlotOptions(15F, 20F, 25F, 30F, 35F, 1F, Color.Blue.Name);
var plotOptions2 = getBoxPlotOptions(26F, 31F, 34F, 41F, 44F, 1F, Color.Red.Name);
var plotOptions3 = getBoxPlotOptions(18F, 22F, 27F, 32F, 38F, 2F, Color.Blue.Name);
var plotOptions4 = getBoxPlotOptions(27F, 31F, 35F, 39F, 47F, 2F, Color.Red.Name);
var coordinates = new List <Coordinate> {
new Coordinate(0F, 5F)
};
var boxplot1 = new Plot(coordinates, plotOptions1);
var boxplot2 = new Plot(coordinates, plotOptions2);
var boxplot3 = new Plot(new List <Coordinate>(), plotOptions3);
var boxplot4 = new Plot(new List <Coordinate>(), plotOptions4);
var groupOptions = getGroupOptions(legendPosition, columns);
var groupedPlots = new List <IBasePlot>();
var plots = new List <Plot> {
boxplot1, boxplot2, boxplot3, boxplot4
};
var axisOptionsForPlotWithoutGroupLines = getAxisOptionsForPlot();
var axisOptionsForPlot = getAxisOptionsForPlot();
axisOptionsForPlot.GroupLines.Add(new AxisOptions.GroupLine(1F, 2F, "All", 1));
axisOptionsForPlot.GroupLines.Add(new AxisOptions.GroupLine(1F, 2F, "Total", 2));
var groupedPlot1 = new BasePlot(new AxisOptions(NoConverter.Instance)
{
IsEmptyGroupPlot = true
}, new List <Plot>());
var groupedPlot2 = new BasePlot(axisOptionsForPlotWithoutGroupLines, plots);
var groupedPlot3 = new BasePlot(axisOptionsForPlot, plots);
groupedPlots.Add(groupedPlot1);
groupedPlots.Add(groupedPlot2);
groupedPlots.Add(groupedPlot3);
groupedPlots.Add(groupedPlot3);
var plotItem = new GroupPlot(colors,
axisOptionsForGroup,
groupOptions,
groupedPlots,
new Text("Test Figure With Grouped Plots"))
{
Position = FigureWriter.FigurePositions.H
};
return(plotItem);
}
/// <summary>
/// This method is needed for grouped plot to get a legend with all lengend entries once for the whole group.
/// </summary>
/// <remarks>
/// In PGFPlots a legend can be placed outside of a plot with the legend to name feature.
/// When grouped plots do not all have the same number of plots used for legends only first plots are used for the
/// legend.
/// Therefor all plots get marked as not to be used for the legend.
/// For each pane dummy plots are generated which just are used for the legend creation.
/// </remarks>
private void updateLegendPlots(GroupPlot groupPlot, string[] legendEntries)
{
var legendPlots = getLegendPlots(groupPlot, legendEntries);
foreach (var pane in groupPlot.GroupedPlots)
{
foreach (var plot in pane.Plots)
{
plot.LegendEntry = string.Empty;
plot.Options.ShowInLegend = false;
}
pane.InsertPlots(0, legendPlots);
}
}
private void purgeMultipleSameAxisTitles(GroupPlot groupPlot)
{
var groupedPlots = groupPlot.GroupedPlots.ToList();
if (!groupedPlots.Any())
{
return;
}
var title = groupedPlots.First().AxisOptions.YLabel;
if (groupedPlots.Any(a => a.AxisOptions.YLabel != title))
{
return;
}
groupedPlots.Each(a => a.AxisOptions.YLabel = String.Empty);
var index = (int)((groupedPlots.Count - 0.5) / 2);
groupedPlots[index].AxisOptions.YLabel = title;
}
private static IEnumerable <TEXPlot> getLegendPlots(GroupPlot groupPlot, string[] legendEntries)
{
var legendPlots = new Dictionary <string, TEXPlot>();
foreach (var entry in legendEntries)
{
foreach (var pane in groupPlot.GroupedPlots)
{
var plot = pane.Plots.FirstOrDefault(x => x.LegendEntry == entry && x.Options.ShowInLegend);
if (plot == null)
{
continue;
}
if (!legendPlots.Keys.Contains(entry))
{
legendPlots.Add(entry, createLegendPlotBasedOn(plot));
}
}
}
return(legendPlots.Values);
}
