public void GetFillColor()
{
var theme = new CategorialTheme();
var themeItem = new CategorialThemeItem {Style = new VectorStyle {Fill = new SolidBrush(Color.Red)}, Value = 1.0};
theme.ThemeItems = new EventedList<IThemeItem>(new[] { themeItem });
const int valueAsInt = 1;
const float valueAsFloat = 1.0f;
Assert.AreEqual(Color.Transparent, theme.GetFillColor(0.5));
Assert.AreEqual(Color.Red, theme.GetFillColor(1.0));
Assert.AreEqual(Color.Red, theme.GetFillColor(valueAsInt));
Assert.AreEqual(Color.Red, theme.GetFillColor(valueAsFloat));
Assert.AreEqual(Color.Red, theme.GetFillColor(new ConvertableObject()));
Assert.AreEqual(Color.Transparent, theme.GetFillColor(1.5));
Assert.AreEqual(Color.Transparent, theme.GetFillColor(new ComparableObject()));
theme.ThemeItems = new EventedList<IThemeItem>();
Assert.AreEqual(Color.Transparent, theme.GetFillColor(0.5));
Assert.AreEqual(Color.Transparent, theme.GetFillColor(1.0));
Assert.AreEqual(Color.Transparent, theme.GetFillColor(valueAsInt));
Assert.AreEqual(Color.Transparent, theme.GetFillColor(valueAsFloat));
Assert.AreEqual(Color.Transparent, theme.GetFillColor(new ConvertableObject()));
Assert.AreEqual(Color.Transparent, theme.GetFillColor(1.5));
Assert.AreEqual(Color.Transparent, theme.GetFillColor(new ComparableObject()));
}
public static CategorialTheme CreateCategorialTheme(string attribute, VectorStyle defaultStyle, ColorBlend blend,
int numberOfClasses, IList <IComparable> values, List <string> categories, int sizeMin, int sizeMax)
{
if (defaultStyle == null)
{
defaultStyle = new VectorStyle
{
GeometryType = typeof(IPolygon)
};
}
var categorialTheme = new CategorialTheme(attribute, defaultStyle);
for (int i = 0; i < numberOfClasses; i++)
{
string label = (categories != null)
? categories[i]
: values[i].ToString();
Color color = (numberOfClasses > 1)
? blend.GetColor((float)i / (numberOfClasses - 1))
: ((SolidBrush)defaultStyle.Fill).Color;
var vectorStyle = (VectorStyle)defaultStyle.Clone();
var size = sizeMin + (sizeMax - sizeMin) * i / (float)numberOfClasses;
if (defaultStyle.GeometryType == typeof(IPoint))
{
vectorStyle.Fill = new SolidBrush(color);
vectorStyle.Line.Width = 16;
vectorStyle.Shape = defaultStyle.Shape;
}
else if ((defaultStyle.GeometryType == typeof(IPolygon)) || (defaultStyle.GeometryType == typeof(IMultiPolygon)))
{
vectorStyle.Fill = new SolidBrush(color);
}
else if ((defaultStyle.GeometryType == typeof(ILineString)) || (defaultStyle.GeometryType == typeof(IMultiLineString)))
{
vectorStyle.Line = CreatePen(color, size, defaultStyle.Line);
}
else
{
vectorStyle.Fill = new SolidBrush(color);
}
CategorialThemeItem categorialThemeItem = (values[i] != null)
? new CategorialThemeItem(label, vectorStyle, vectorStyle.LegendSymbol, values[i])
: new CategorialThemeItem(label, vectorStyle, vectorStyle.LegendSymbol);
categorialTheme.AddThemeItem(categorialThemeItem);
}
return(categorialTheme);
}
private CategorialThemeItem(CategorialThemeItem another)
{
label = another.Category;
style = (IStyle)another.Style.Clone();
if (another.Symbol != null)
{
}
else
{
log.WarnFormat("Symbol property of themeitem should not be null");
}
value = another.Value;
}
private CategorialThemeItem(CategorialThemeItem another)
{
label = another.Category;
style = (IStyle) another.Style.Clone();
if (another.Symbol != null)
{
}
else
{
log.WarnFormat("Symbol property of themeitem should not be null");
}
value = another.Value;
}
private static CategorialTheme GetCategorialTheme(theme theme)
{
var themeCategory = (themeCategory)theme.Item;
var defaultStyle = GetDefaultStyle(theme);
var categorialTheme = new CategorialTheme(themeCategory.columnName, defaultStyle);
foreach (themeItem catThemeItem in themeCategory.categoryThemeItems)
{
var categorialThemeItem = new CategorialThemeItem(catThemeItem.label, GetStyle(catThemeItem), null);
categorialTheme.AddThemeItem(categorialThemeItem);
}
return categorialTheme;
}
public void AddThemeItem(CategorialThemeItem categorialThemeItem)
{
ThemeItems.Add(categorialThemeItem);
}