private void btnTestGraphicsLayer_Click(object sender, EventArgs e)
{
Marker marker = new Marker("1", new SuperMap.Connector.Utility.Point2D(80, 30), MarkerType.Arrow, null);
GraphicsLayer layer = new GraphicsLayer("2", "高亮");
layer.Markers.Add(marker);
this.mapControl1.GraphicsLayers.Add(layer);
}
private void dataGridView1_RowHeaderMouseDoubleClick(object sender, DataGridViewCellMouseEventArgs e)
{
if (_graphicsLayer == null) return;
_graphicsLayer.Markers.Clear();
_graphicsLayer.Polygons.Clear();
_graphicsLayer.Lines.Clear();
Geometry geometry = this.dataGridView1.Rows[e.RowIndex].Tag as Geometry;
if (geometry != null)
{
switch (geometry.Type)
{
case GeometryType.POINT:
Marker marker = new Marker(e.RowIndex.ToString(), new Point2D(geometry.Points[0].X, geometry.Points[0].Y),
MarkerType.Red_Dot, null);
_graphicsLayer.Markers.Add(marker);
break;
case GeometryType.LINE:
Line line = new Line(e.RowIndex.ToString(), new List<Point2D>(geometry.Points), 4.5, System.Drawing.Color.FromArgb(125, 0, 0, 255));
_graphicsLayer.Lines.Add(line);
break;
case GeometryType.REGION:
Polygon polygon = new Polygon(e.RowIndex.ToString(), new List<Point2D>(geometry.Points), System.Drawing.Color.FromArgb(125, 0, 255, 0), System.Drawing.Color.FromArgb(50, 0, 0, 255),
4.5);
_graphicsLayer.Polygons.Add(polygon);
break;
default:
break;
}
}
}
public MarkerMapGMapMaker(Marker marker, GMapMarker gMapMarker)
{
this._marker = marker;
this._gMapMarker = gMapMarker;
}
protected override void MouseClick(MouseEventArgs e)
{
base.MouseClick(e);
if (QuerySetting.LayerNames.Count != 1)
{
MessageBox.Show("图层只能有一个");
return;
}
UGCLayer layer = QuerySetting.Layers.First(c => c.Name == QuerySetting.LayerNames[0]) as UGCLayer;
if (layer.DatasetInfo.Type != DatasetType.CAD && layer.DatasetInfo.Type != DatasetType.POINT)
{
MessageBox.Show("图层数据集必须为复合类型或者点类型");
return;
}
if (_layer.Markers.Count > 0)
{
_layer.Markers.Clear();
}
Point2D point = Map.ScreenToMap(e.Location);
Marker marker = new Marker("aaa", point, MarkerType.Red_Pushpin, null);
_layer.Markers.Add(marker);
}
public static Marker CreateMarker(GraphicsLayer graLayer, Feature feature, UGCLayer layer, Recordset recordset, MarkerType type)
{
Marker marker = new Marker(
feature.Id.ToString() + "@" + layer.DatasetInfo.Name + "@" + layer.DatasetInfo.DataSourceName + "@" + "0", feature.Geometry.Points[0], type,
new SuperMap.Connector.Control.Forms.ToolTip(feature.Id.ToString(),
new Draw.Font(Draw.FontFamily.Families.First(c => c.Name == "微软雅黑"), 12),
Draw.StringFormat.GenericDefault, Draw.Color.White, Draw.Color.Black,
Draw.Color.Black, 1));
Dictionary<string, string> property = new Dictionary<string, string>();
property[PropertyName.LayerName] = recordset.DatasetName;
property[PropertyName.GraphicsLayerID] = graLayer.ID;
property[PropertyName.SMID] = feature.Id.ToString();
marker.Tag = property;
graLayer.Markers.Add(marker);
return marker;
}
private void DrawText(string text, System.Drawing.Point point)
{
//Map.Refresh();
//Graphics g=Map.CreateGraphics();
//g.DrawString(text, new Draw.Font(Draw.FontFamily.Families.First(c => c.Name == "微软雅黑"), 20), new SolidBrush(System.Drawing.Color.Black),
// new PointF(point.X+10,point.Y));
//g.Dispose();
if (_marker != null && _layer.Markers.Contains(_marker))
{
_layer.Markers.Remove(_marker);
}
Bitmap image = new Bitmap(150, 20);
Graphics g = Graphics.FromImage(image);
g.FillRectangle(new SolidBrush(Draw.Color.White), 0, 0, 148, 18);
g.DrawRectangle(new Pen(new SolidBrush(Draw.Color.Black), 1), 0, 0, 148, 18);
g.DrawString(text, new Draw.Font(Draw.FontFamily.Families.First(c => c.Name == "宋体"), 9), new SolidBrush(System.Drawing.Color.Black), new PointF(1, 1));
_marker = new Marker("1", Map.ScreenToMap(new Draw.Point(point.X + 80, point.Y + 10)), image, null);
_layer.Markers.Add(_marker);
}
