private ILegendItem CreateCategoryThemeLegendItem <T>(ILegendSettings settings, CategoryTheme <T> ct)
where T : IComparable <T>
{
var res = new LegendItem
{
Label = " (" + ct.ColumnName + ")",
LabelFont = settings.ItemFont,
LabelBrush = settings.ForeColor,
Indentation = settings.SymbolSize.Width
};
var defaultItem = Factory[ct.Default.Style].Create(settings, ct.Default.Style);
defaultItem.Label = "(" + ct.Default.Title + ")";
defaultItem.LabelBrush = settings.ForeColor;
defaultItem.LabelFont = settings.ItemFont;
defaultItem.Parent = res;
res.SubItems.Add(defaultItem);
foreach (var element in ct.ItemsAsReadOnly())
{
var style = element.Style;
var item = Factory[style].Create(settings, style);
item.Label = element.Title;
item.LabelFont = settings.ItemFont;
item.LabelBrush = settings.ForeColor;
item.Parent = res;
item.Item = style;
res.SubItems.Add(item);
}
return(res);
}
public void TestCategoryThemeWithValues()
{
// Arrange
var ct = new CategoryTheme <string>();
ct.ColumnName = "Value";
ct.Default = VectorStyle.CreateRandomStyle();
// Add unordered
ct.Add(new CategoryThemeValuesItem <string> {
Values = new List <string> {
"A", "B"
}, Style = VectorStyle.CreateRandomStyle()
});
ct.Add(new CategoryThemeValuesItem <string> {
Values = new List <string> {
"C", "D"
}, Style = VectorStyle.CreateRandomStyle()
});
ct.Add(new CategoryThemeValuesItem <string> {
Values = new List <string> {
"E", "F"
}, Style = VectorStyle.CreateRandomStyle()
});
ct.Add(new CategoryThemeValuesItem <string> {
Values = new List <string> {
"G", "H"
}, Style = VectorStyle.CreateRandomStyle()
});
// act & assert
Assert.That(ct, Is.Not.Null);
Assert.That(ct.ItemsAsReadOnly(), Is.Not.Null);
Assert.That(ct.ItemsAsReadOnly().Count, Is.EqualTo(4));
var fdt = CreateTable("test", ct.ColumnName, typeof(string), "A", "B", "C", "D", "E", "F", "G", "H", "I");
DoTest(ct, fdt);
}
private static void DoTest <T>(CategoryTheme <T> ct, FeatureDataTable fdt) where T : IComparable <T>
{
var ctis = ct.ItemsAsReadOnly();
Assert.That(ctis, Is.Not.Null);
var i = 0;
foreach (FeatureDataRow dataRow in fdt.Rows)
{
i++;
IStyle style = null;
Assert.DoesNotThrow(() => style = ct.GetStyle(dataRow));
if (dataRow.IsNull(ct.ColumnName))
{
if (ct.UseDefaultStyleForDbNull)
{
Assert.That(style, Is.SameAs(ct.Default));
}
else
{
Assert.That(style, Is.Null);
}
}
else
{
var cti = ctis.FirstOrDefault(t => t.Matches((T)Convert.ChangeType(dataRow[1], typeof(T))));
if (cti != null)
{
Assert.That(style, Is.SameAs(cti.Style));
}
else
{
Assert.That(style, Is.SameAs(ct.Default));
}
}
}
}