private void AssignLayerSymbologies(IMapFrame mapFrame)
{
foreach (ILayer layer in mapFrame.GetAllLayers())
{
IMapLineLayer lineLayer = layer as IMapLineLayer;
if (lineLayer != null)
{
ILineScheme original = lineLayer.Symbology;
if (original != null)
{
ILineScheme newScheme = original.Clone() as ILineScheme;
original.CopyProperties(newScheme);
original.ResumeEvents();
}
}
//to correctly draw categories:
IMapFeatureLayer featureLayer = layer as IMapFeatureLayer;
if (featureLayer != null)
{
if (featureLayer.Symbology.NumCategories > 1)
{
featureLayer.DataSet.FillAttributes();
featureLayer.ApplyScheme(featureLayer.Symbology);
}
}
}
}
private void Configure(IFeatureSet inFeatureSet)
{
if (inFeatureSet.FeatureType != FeatureType.Line)
{
throw new LineFeatureTypeException();
}
Symbology = new LineScheme();
}
private void Configure(IFeatureSet inFeatureSet)
{
if (inFeatureSet.FeatureType != FeatureType.Line /*CGX*/ && inFeatureSet.FeatureType != FeatureType.Unspecified /*CGX END*/)
{
throw new LineFeatureTypeException();
}
Symbology = new LineScheme();
}
/// <summary>
/// This should launch an open file dialog instead of the usual thing.
/// </summary>
/// <param name="context">System.ComponentModel.ITypeDescriptorContext</param>
/// <param name="provider">IServiceProvider</param>
/// <param name="value">The object being displayed</param>
/// <returns>A new version of the object if the dialog was ok.</returns>
public override object EditValue(System.ComponentModel.ITypeDescriptorContext context, IServiceProvider provider, object value)
{
_original = value as ILineScheme;
_editCopy = _original.Copy();
IWindowsFormsEditorService dialogProvider = (IWindowsFormsEditorService)provider.GetService(typeof(IWindowsFormsEditorService));
NamedList<ILineCategory> cats = new NamedList<ILineCategory>(_editCopy.Categories, "Category");
CollectionPropertyGrid frm = new CollectionPropertyGrid(cats);
frm.ChangesApplied += frm_ChangesApplied;
frm.AddItemClicked += frm_AddItemClicked;
dialogProvider.ShowDialog(frm);
return _original; // don't bother swapping out the edit copy, just store copies of the categories when changes are applied.
}
/// <summary>
/// This should launch an open file dialog instead of the usual thing.
/// </summary>
/// <param name="context">ITypeDescriptorContext</param>
/// <param name="provider">IServiceProvider</param>
/// <param name="value">The object being displayed</param>
/// <returns>A new version of the object if the dialog was ok.</returns>
public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
_original = value as ILineScheme;
_editCopy = _original.Copy();
IWindowsFormsEditorService dialogProvider = (IWindowsFormsEditorService)provider.GetService(typeof(IWindowsFormsEditorService));
NamedList <ILineCategory> cats = new NamedList <ILineCategory>(_editCopy.Categories, "Category");
CollectionPropertyGrid frm = new CollectionPropertyGrid(cats);
frm.ChangesApplied += FrmChangesApplied;
frm.AddItemClicked += FrmAddItemClicked;
dialogProvider.ShowDialog(frm);
return(_original); // don't bother swapping out the edit copy, just store copies of the categories when changes are applied.
}
public void ConvertLayerProperties_MapLineDataWithThemeAndMetaDataNameNotInFeatures_OnlyAddsDefaultCategory()
{
// Setup
const string metadataAttribute = "Meta";
var random = new Random(21);
var theme = new MapTheme <LineCategoryTheme>("Other Meta", new[]
{
new LineCategoryTheme(ValueCriterionTestFactory.CreateValueCriterion(),
new LineStyle
{
Color = Color.FromKnownColor(random.NextEnum <KnownColor>()),
Width = random.Next(1, 48),
DashStyle = random.NextEnum <LineDashStyle>()
})
});
var lineStyle = new LineStyle
{
Color = Color.FromKnownColor(random.NextEnum <KnownColor>()),
Width = random.Next(1, 48),
DashStyle = random.NextEnum <LineDashStyle>()
};
var mapLineData = new MapLineData("test", lineStyle, theme)
{
Features = new[]
{
CreateMapFeatureWithMetaData(metadataAttribute)
}
};
var mapLineLayer = new MapLineLayer();
var converter = new MapLineDataConverter();
// Call
converter.ConvertLayerProperties(mapLineData, mapLineLayer);
// Assert
ILineSymbolizer expectedSymbolizer = CreateExpectedSymbolizer(lineStyle);
ILineScheme appliedScheme = mapLineLayer.Symbology;
Assert.AreEqual(1, appliedScheme.Categories.Count);
ILineCategory baseCategory = appliedScheme.Categories[0];
AssertAreEqual(expectedSymbolizer, baseCategory.Symbolizer);
Assert.IsNull(baseCategory.FilterExpression);
}
public void ConvertLayerProperties_MapLineDataWithThemeAndMetaDataNameInFeatures_ConvertDataToMapLineLayer()
{
// Setup
const string metadataAttribute = "Meta";
var random = new Random(21);
var unequalCriterion = new ValueCriterion(ValueCriterionOperator.UnequalValue,
"unequal value");
var equalCriterion = new ValueCriterion(ValueCriterionOperator.EqualValue,
"equal value");
var theme = new MapTheme <LineCategoryTheme>(metadataAttribute, new[]
{
new LineCategoryTheme(equalCriterion, new LineStyle
{
Color = Color.FromKnownColor(random.NextEnum <KnownColor>()),
Width = random.Next(1, 48),
DashStyle = random.NextEnum <LineDashStyle>()
}),
new LineCategoryTheme(unequalCriterion, new LineStyle
{
Color = Color.FromKnownColor(random.NextEnum <KnownColor>()),
Width = random.Next(1, 48),
DashStyle = random.NextEnum <LineDashStyle>()
})
});
var lineStyle = new LineStyle
{
Color = Color.FromKnownColor(random.NextEnum <KnownColor>()),
Width = random.Next(1, 48),
DashStyle = random.NextEnum <LineDashStyle>()
};
var mapLineData = new MapLineData("test", lineStyle, theme)
{
Features = new[]
{
CreateMapFeatureWithMetaData(metadataAttribute)
}
};
var mapLineLayer = new MapLineLayer();
var converter = new MapLineDataConverter();
// Call
converter.ConvertLayerProperties(mapLineData, mapLineLayer);
// Assert
ILineSymbolizer expectedSymbolizer = CreateExpectedSymbolizer(lineStyle);
ILineScheme appliedScheme = mapLineLayer.Symbology;
Assert.AreEqual(3, appliedScheme.Categories.Count);
ILineCategory baseCategory = appliedScheme.Categories[0];
AssertAreEqual(expectedSymbolizer, baseCategory.Symbolizer);
Assert.IsNull(baseCategory.FilterExpression);
ILineCategory equalSchemeCategory = appliedScheme.Categories[1];
string expectedFilter = $"[1] = '{equalCriterion.Value}'";
Assert.AreEqual(expectedFilter, equalSchemeCategory.FilterExpression);
LineStyle expectedCategoryStyle = theme.CategoryThemes.ElementAt(0).Style;
expectedSymbolizer = CreateExpectedSymbolizer(expectedCategoryStyle);
AssertAreEqual(expectedSymbolizer, equalSchemeCategory.Symbolizer);
ILineCategory unEqualSchemeCategory = appliedScheme.Categories[2];
expectedFilter = $"NOT [1] = '{unequalCriterion.Value}'";
Assert.AreEqual(expectedFilter, unEqualSchemeCategory.FilterExpression);
expectedCategoryStyle = theme.CategoryThemes.ElementAt(1).Style;
expectedSymbolizer = CreateExpectedSymbolizer(expectedCategoryStyle);
AssertAreEqual(expectedSymbolizer, unEqualSchemeCategory.Symbolizer);
}