public void DoNotRenderLabelsForVectorLayerFeaturesWhenLabelsAreNotVisible()
{
var featureProvider = new DataTableFeatureProvider();
featureProvider.Add(new WKTReader().Read("POINT(0 0)"));
featureProvider.Add(new WKTReader().Read("POINT(100 100)"));
var layer = new VectorLayer
{
DataSource = featureProvider
};
// make label layer use delegate so that we can check if it renders
var callCount = 0;
layer.LabelLayer.LabelStringDelegate = delegate(IFeature feature)
{
callCount++;
return(feature.ToString());
};
var map = new Map {
Layers = { layer }, Size = new Size(1000, 1000)
};
map.Render();
callCount
.Should("labels are not rendered when label layer is not visible").Be.EqualTo(0);
}
public void RenderLabelsForVectorLayerFeatures()
{
var featureProvider = new DataTableFeatureProvider();
featureProvider.Add(new WKTReader().Read("POINT(0 0)"));
featureProvider.Add(new WKTReader().Read("POINT(100 100)"));
var layer = new VectorLayer
{
DataSource = featureProvider,
LabelLayer = { Visible = true } // set labels on, happens in ThemeEditorDialog
};
// make label layer use delegate so that we can check if it renders
var callCount = 0;
layer.LabelLayer.LabelStringDelegate = delegate(IFeature feature)
{
callCount++;
return(feature.ToString());
};
var map = new Map {
Layers = { layer }, Size = new Size(1000, 1000)
};
map.Render();
callCount
.Should("labels are rendered for 2 features of the vector layer").Be.EqualTo(2);
}
public void ClearSelectionOnParentGroupLayerRemove()
{
var featureProvider = new DataTableFeatureProvider();
featureProvider.Add(new WKTReader().Read("POINT(0 0)"));
var layer = new VectorLayer {
DataSource = featureProvider
};
var groupLayer = new GroupLayer {
Layers = { layer }
};
using (var mapControl = new MapControl {
Map = { Layers = { groupLayer } }, AllowDrop = false
})
{
var selectTool = mapControl.SelectTool;
selectTool.Select(featureProvider.Features.Cast <IFeature>());
WindowsFormsTestHelper.Show(mapControl);
mapControl.Map.Layers.Remove(groupLayer);
mapControl.WaitUntilAllEventsAreProcessed();
selectTool.Selection
.Should("selection is cleared on layer remove").Be.Empty();
}
WindowsFormsTestHelper.CloseAll();
}
public void NoExceptionShouldBeThrownWhenZoomLevelIsTooLarge()
{
var featureProvider = new DataTableFeatureProvider();
featureProvider.Add(new WKTReader().Read("LINESTRING(0 0,80000000 0)"));
featureProvider.Add(new WKTReader().Read("POINT(50000000 0)"));
var layer = new VectorLayer {
DataSource = featureProvider
};
var map = new Map {
Layers = { layer }, Size = new Size(1000, 1000)
};
map.Render();
map.ZoomToFit(new Envelope(50000000, 50000001, 0, 1));
map.Render();
}