ThinkGeo Cloud
ThinkGeo UI Controls
ThinkGeo Open Source
Help and Support
External Resources
ThinkGeo Cloud
ThinkGeo UI Controls
ThinkGeo Open Source
Help and Support
External Resources
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Collections.ObjectModel; using ThinkGeo.MapSuite.Core; namespace TextStyleForMultiLine { class MultiLabelTextStyle : TextStyle { public MultiLabelTextStyle(string textColumnName, GeoFont textFont, GeoSolidBrush textSolidBrush) : base(textColumnName, textFont, textSolidBrush) { } protected override void DrawCore(System.Collections.Generic.IEnumerable<Feature> features, GeoCanvas canvas, Collection<SimpleCandidate> labelsInThisLayer, Collection<SimpleCandidate> labelsInAllLayers) { Collection<Feature> featuresForDrawing = new Collection<Feature>(); foreach (Feature feature in features) { if (feature.GetWellKnownType() == WellKnownType.Multiline) { MultilineShape multiline = (MultilineShape)(feature.GetShape()); foreach (LineShape line in multiline.Lines) { Feature newFeature = new Feature(line); CopyColumnValues(newFeature, feature); featuresForDrawing.Add(newFeature); } } else { featuresForDrawing.Add(feature); } } base.DrawCore(featuresForDrawing, canvas, labelsInThisLayer, labelsInAllLayers); } private static void CopyColumnValues(Feature targetFeature, Feature sourceFeature) { targetFeature.ColumnValues.Clear(); foreach (KeyValuePair<string, string> item in sourceFeature.ColumnValues) { targetFeature.ColumnValues.Add(item.Key, item.Value); } } } }
using System; using System.Collections.Generic; using System.Linq; using System.Windows.Forms; namespace TextStyleForMultiLine { static class Program { /// <summary> /// The main entry point for the application. /// </summary> [STAThread] static void Main() { Application.EnableVisualStyles(); Application.SetCompatibleTextRenderingDefault(false); Application.Run(new TestForm()); } } }
using System; using System.Collections.ObjectModel; using System.Drawing; using System.Windows.Forms; using ThinkGeo.MapSuite.Core; namespace TextStyleForMultiLine { public partial class TestForm : Form { private MapEngine mapEngine = new MapEngine(); private Bitmap bitmap = null; public TestForm() { InitializeComponent(); } private void TestForm_Load(object sender, EventArgs e) { // Set the extent and the background color mapEngine.CurrentExtent = ExtentHelper.GetDrawingExtent(new RectangleShape(-96.8563,33.0969,-96.8377,33.0863), Map.Width, Map.Height); mapEngine.BackgroundFillBrush = new GeoSolidBrush(GeoColor.GeographicColors.ShallowOcean); //Displays the World Map Kit as a background. ThinkGeo.MapSuite.Core.WorldMapKitLayer worldMapKitLayer = new ThinkGeo.MapSuite.Core.WorldMapKitLayer(); mapEngine.StaticLayers.Add(worldMapKitLayer); MultilineShape multiLineShape = new MultilineShape(); LineShape lineShape1 = new LineShape(); lineShape1.Vertices.Add(new Vertex(-96.8536, 33.0873)); lineShape1.Vertices.Add(new Vertex(-96.8473, 33.0873)); LineShape lineShape2 = new LineShape(); lineShape2.Vertices.Add(new Vertex(-96.8416, 33.0899)); lineShape2.Vertices.Add(new Vertex(-96.8393, 33.0899)); LineShape lineShape3 = new LineShape(); lineShape3.Vertices.Add(new Vertex(-96.8403, 33.0941)); lineShape3.Vertices.Add(new Vertex(-96.8417, 33.0969)); multiLineShape.Lines.Add(lineShape1); multiLineShape.Lines.Add(lineShape2); multiLineShape.Lines.Add(lineShape3); InMemoryFeatureLayer inMemoryFeatureLayer = new InMemoryFeatureLayer(); inMemoryFeatureLayer.Open(); inMemoryFeatureLayer.Columns.Add(new FeatureSourceColumn("Name")); inMemoryFeatureLayer.Close(); inMemoryFeatureLayer.ZoomLevelSet.ZoomLevel01.DefaultLineStyle = LineStyles.CreateSimpleLineStyle(GeoColor.FromArgb(150, GeoColor.StandardColors.Red), 10, true); //inMemoryFeatureLayer.ZoomLevelSet.ZoomLevel01.DefaultTextStyle = TextStyles.CreateSimpleTextStyle("Name", "Arial", 12, DrawingFontStyles.Bold, GeoColor.StandardColors.Black); inMemoryFeatureLayer.ZoomLevelSet.ZoomLevel01.DefaultTextStyle = new MultiLabelTextStyle("Name", new GeoFont("Arial", 12, DrawingFontStyles.Bold), new GeoSolidBrush(GeoColor.StandardColors.Black)); inMemoryFeatureLayer.ZoomLevelSet.ZoomLevel01.DefaultTextStyle.TextLineSegmentRatio = 2; inMemoryFeatureLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20; Feature feature = new Feature(multiLineShape); feature.ColumnValues.Add("Name", "In Reparation"); inMemoryFeatureLayer.InternalFeatures.Add(feature); mapEngine.DynamicLayers.Add(inMemoryFeatureLayer); DrawImage(); } private void DrawImage() { if (bitmap != null) { bitmap.Dispose(); } bitmap = new Bitmap(Map.Width, Map.Height); mapEngine.OpenAllLayers(); mapEngine.DrawStaticLayers(bitmap, GeographyUnit.DecimalDegree); mapEngine.DrawDynamicLayers(bitmap, GeographyUnit.DecimalDegree); mapEngine.CloseAllLayers(); Map.Image = bitmap; } private void ToolBar_ButtonClick(object sender, ToolBarButtonClickEventArgs e) { switch (e.Button.Tag.ToString()) { case "Zoom In": mapEngine.CurrentExtent.ScaleDown(50); break; case "Zoom Out": mapEngine.CurrentExtent.ScaleUp(50); break; case "Full Extent": mapEngine.CurrentExtent = ExtentHelper.GetDrawingExtent(new RectangleShape(-180.0, 83.0, 180.0, -90.0), Map.Width, Map.Height); break; case "Pan Left": mapEngine.CurrentExtent = ExtentHelper.Pan(mapEngine.CurrentExtent, PanDirection.Left, 20); break; case "Pan Right": mapEngine.CurrentExtent = ExtentHelper.Pan(mapEngine.CurrentExtent, PanDirection.Right, 20); break; case "Pan Up": mapEngine.CurrentExtent = ExtentHelper.Pan(mapEngine.CurrentExtent, PanDirection.Up, 20); break; case "Pan Down": mapEngine.CurrentExtent = ExtentHelper.Pan(mapEngine.CurrentExtent, PanDirection.Down, 20); break; default: break; } DrawImage(); } private void btnClose_Click(object sender, EventArgs e) { this.Close(); } private void Map_MouseMove(object sender, MouseEventArgs e) { //Displays the X and Y in screen coordinates. statusStrip1.Items["toolStripStatusLabelScreen"].Text = "X:" + e.X + " Y:" + e.Y; //Gets the PointShape in world coordinates from screen coordinates. PointShape pointShape = ExtentHelper.ToWorldCoordinate(mapEngine.CurrentExtent, new ScreenPointF(e.X, e.Y), Map.Width, Map.Height); //Displays world coordinates. statusStrip1.Items["toolStripStatusLabelWorld"].Text = "(world) X:" + Math.Round(pointShape.X, 4) + " Y:" + Math.Round(pointShape.Y, 4); } } }