private void mapBox1_MouseMove(Coordinate worldPos, MouseEventArgs imagePos)
{
string tooltip = string.Empty;
Envelope infoPoint = new Envelope(worldPos.CoordinateValue);
infoPoint.ExpandBy(mapBox1.Map.PixelSize * 30);
foreach (Layer layer in mapBox1.Map.Layers)
{
if (layer is TearDropLayer)
{
TearDropLayer tdl = (TearDropLayer)layer;
FeatureDataSet ds = new FeatureDataSet();
if (!tdl.DataSource.IsOpen)
{
tdl.DataSource.Open();
}
tdl.DataSource.ExecuteIntersectionQuery(infoPoint, ds);
tdl.DataSource.Close();
foreach (FeatureDataRow row in ds.Tables[0].Rows)
{
MapLocation line = (MapLocation)row["MapLocation"];
string colour = (string)row["Colour"];
if (colour == TearDropLayer.GREY)
{
tooltip += line.ToString() + "\n";
}
}
}
}
if (!tooltip.Equals(mapTooltip.GetToolTip(mapBox1)))
{
mapTooltip.SetToolTip(mapBox1, tooltip);
}
}
private void SetupMap()
{
lifelines = new FeatureDataTable();
lifelines.Columns.Add("MapLifeLine", typeof(MapLifeLine));
lifelines.Columns.Add("LineCap", typeof(string));
lifelines.Columns.Add("Label", typeof(string));
lifelines.Columns.Add("ViewPort", typeof(Envelope));
GeometryFeatureProvider lifelinesGFP = new GeometryFeatureProvider(lifelines);
VectorStyle linestyle = new VectorStyle
{
Line = new Pen(Color.Green, 2f)
};
linestyle.Line.MiterLimit = 0;
linesLayer = new VectorLayer("LifeLines")
{
DataSource = lifelinesGFP,
Style = linestyle
};
Dictionary <string, IStyle> styles = new Dictionary <string, IStyle>();
VectorStyle line = new VectorStyle
{
PointColor = new SolidBrush(Color.Green),
PointSize = 2
};
styles.Add(MapLifeLine.LINE, line);
VectorStyle startPoint = new VectorStyle
{
PointColor = new SolidBrush(Color.Green),
PointSize = 2,
Symbol = Image.FromFile(Path.Combine(Application.StartupPath, @"Resources\Icons\arrow-right.png"))
};
styles.Add(MapLifeLine.START, startPoint);
VectorStyle endPoint = new VectorStyle
{
PointColor = new SolidBrush(Color.Green),
PointSize = 2,
Symbol = Image.FromFile(Path.Combine(Application.StartupPath, @"Resources\Icons\arrow-left.png"))
};
styles.Add(MapLifeLine.END, endPoint);
linesLayer.Theme = new SharpMap.Rendering.Thematics.UniqueValuesTheme <string>("LineCap", styles, line);
mapBox1.Map.Layers.Add(linesLayer);
labelLayer = new LabelLayer("Label")
{
DataSource = lifelinesGFP,
Enabled = true,
//Specifiy field that contains the label string.
LabelColumn = "Label",
TextRenderingHint = TextRenderingHint.AntiAlias,
SmoothingMode = SmoothingMode.AntiAlias
};
LabelStyle style = new LabelStyle
{
ForeColor = Color.Black,
Font = new Font(FontFamily.GenericSerif, 14, FontStyle.Bold),
HorizontalAlignment = LabelStyle.HorizontalAlignmentEnum.Center,
VerticalAlignment = LabelStyle.VerticalAlignmentEnum.Bottom,
CollisionDetection = true,
Offset = new PointF(0, 25),
Halo = new Pen(Color.Yellow, 3)
};
labelLayer.Style = style;
mapBox1.Map.Layers.Add(labelLayer);
points = new TearDropLayer("Points");
mapBox1.Map.Layers.Add(points);
selections = new TearDropLayer("Selections");
mapBox1.Map.VariableLayers.Add(selections);
mh.AddParishLayers(mapBox1.Map);
mh.SetScaleBar(mapBox1);
mapBox1.Map.MinimumZoom = 500;
mapBox1.Map.MaximumZoom = 50000000;
mapBox1.QueryGrowFactor = 30;
mapBox1.Map.ZoomToExtents();
mapBox1.ActiveTool = SharpMap.Forms.MapBox.Tools.Pan;
}
