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--- source_code_serviceseditionsample_projectioninfeet_cs_090918.zip [2015/08/20 03:08]
127.0.0.1 external edit
+++ source_code_serviceseditionsample_projectioninfeet_cs_090918.zip [2015/09/08 06:07] (current)
admin
@@ Line 1: / Line 1: @@
-====== Source_Code_ServicesEditionSample_ProjectionInFeet_CS_090918.zip ======
+====== Source Code ServicesEditionSample ProjectionInFeet CS 090918.zip ======
-<noinclude>{{article rating}}</noinclude>
 ====LambertInFeetProjection.cs====
-^ Code ^
-| <source lang="csharp" line="1">using System;  \\ using System.Collections.Generic;  \\ using System.Linq;  \\ using System.Text;  \\ using ThinkGeo.MapSuite.Core;  \\  \\ namespace ProjectionInFeet  \\ {  \\     class LambertInFeetProjection : Projection  \\     {  \\         Proj4Projection proj4Projection = new Proj4Projection();  \\           public LambertInFeetProjection()  \\             {  \\                 <nowiki>//</nowiki>Lambert projection as internal projection.  \\                 proj4Projection.InternalProjectionParametersString = Proj4Projection.GetEpsgParametersString(4326);  \\                 <nowiki>//</nowiki>Geodetic (Longitude/Latitude) as external projection.  \\                 proj4Projection.ExternalProjectionParametersString = Proj4Projection.GetEsriParametersString(102004);  \\             }  \\  \\             protected override Vertex[[]] ConvertToExternalProjectionCore(double[[]] x, double[[]] y)  \\             {  \\                 proj4Projection.Open();  \\                 Vertex[[]] vertices = new Vertex[[x.Length]];  \\                     for (int i = 0; i < vertices.Length; i++)  \\                     {  \\                         <nowiki>//</nowiki>converts Longitude/Latitude to Meters for Lambert.  \\                         vertices[[i]] = proj4Projection.ConvertToExternalProjection(x[[i]], y[[i]]);  \\                         <nowiki>//</nowiki>Then we need to convert meters to feet.  \\                         vertices[[i]].X = Conversion.ConvertMeasureUnits(vertices[[i]].X, DistanceUnit.Meter, DistanceUnit.Feet);  \\                         vertices[[i]].Y = Conversion.ConvertMeasureUnits(vertices[[i]].Y, DistanceUnit.Meter, DistanceUnit.Feet);  \\                     }  \\  \\                proj4Projection.Close();  \\                return vertices;  \\             }  \\  \\             protected override Vertex[[]] ConvertToInternalProjectionCore(double[[]] x, double[[]] y)  \\             {  \\                 proj4Projection.Open();  \\                 Vertex[[]] vertices = new Vertex[[x.Length]];  \\  \\                 for (int i = 0; i < vertices.Length; i++)  \\                 {  \\                     <nowiki>//</nowiki>First, we need to convert feet to meters.  \\                     x[[i]] = Conversion.ConvertMeasureUnits(x[[i]], DistanceUnit.Feet, DistanceUnit.Meter);  \\                     y[[i]] = Conversion.ConvertMeasureUnits(y[[i]], DistanceUnit.Feet, DistanceUnit.Meter);  \\                     <nowiki>//</nowiki>Then, we can convert from meters to geodetic (Longitude/Latitude).  \\                     vertices[[i]] = proj4Projection.ConvertToInternalProjection(x[[i]], y[[i]]);  \\                 }  \\  \\                 proj4Projection.Close();  \\                 return vertices;  \\             }  \\       }  \\ }  \\ </source>   |
+<code csharp> using System;
+ using System.Collections.Generic;
+ using System.Linq;
+ using System.Text;
+ using ThinkGeo.MapSuite.Core;
+ namespace ProjectionInFeet
+ {
+     class LambertInFeetProjection : Projection
+     {
+         Proj4Projection proj4Projection = new Proj4Projection();
+           public LambertInFeetProjection()
+             {
+                 //Lambert projection as internal projection.
+                 proj4Projection.InternalProjectionParametersString = Proj4Projection.GetEpsgParametersString(4326);
+                 //Geodetic (Longitude/Latitude) as external projection.
+                 proj4Projection.ExternalProjectionParametersString = Proj4Projection.GetEsriParametersString(102004);
+             }
+             protected override Vertex[] ConvertToExternalProjectionCore(double[] x, double[] y)
+             {
+                 proj4Projection.Open();
+                 Vertex[] vertices = new Vertex[x.Length];
+                     for (int i = 0; i < vertices.Length; i++)
+                     {
+                         //converts Longitude/Latitude to Meters for Lambert.
+                         vertices[i] = proj4Projection.ConvertToExternalProjection(x[i], y[i]);
+                         //Then we need to convert meters to feet.
+                         vertices[i].X = Conversion.ConvertMeasureUnits(vertices[i].X, DistanceUnit.Meter, DistanceUnit.Feet);
+                         vertices[i].Y = Conversion.ConvertMeasureUnits(vertices[i].Y, DistanceUnit.Meter, DistanceUnit.Feet);
+                     }
+                proj4Projection.Close();
+                return vertices;
+             }
+             protected override Vertex[] ConvertToInternalProjectionCore(double[] x, double[] y)
+             {
+                 proj4Projection.Open();
+                 Vertex[] vertices = new Vertex[x.Length];
+                 for (int i = 0; i < vertices.Length; i++)
+                 {
+                     //First, we need to convert feet to meters.
+                     x[i] = Conversion.ConvertMeasureUnits(x[i], DistanceUnit.Feet, DistanceUnit.Meter);
+                     y[i] = Conversion.ConvertMeasureUnits(y[i], DistanceUnit.Feet, DistanceUnit.Meter);
+                     //Then, we can convert from meters to geodetic (Longitude/Latitude).
+                     vertices[i] = proj4Projection.ConvertToInternalProjection(x[i], y[i]);
+                 }
+                 proj4Projection.Close();
+                 return vertices;
+             }
+       }
+ }
+ </code>
 ====Program.cs====
-^ Code ^
-| <source lang="csharp" line="1">using System;  \\ using System.Collections.Generic;  \\ using System.Linq;  \\ using System.Windows.Forms;  \\  \\ namespace ProjectionInFeet  \\ {  \\     static class Program  \\     {  \\         <nowiki>//</nowiki>/ <summary>  \\         <nowiki>//</nowiki>/ The main entry point for the application.  \\         <nowiki>//</nowiki>/ </summary>  \\         [[STAThread]]  \\         static void Main()  \\         {  \\             Application.EnableVisualStyles();  \\             Application.SetCompatibleTextRenderingDefault(false);  \\             Application.Run(new TestForm());  \\         }  \\     }  \\ }  \\ </source>   |
+<code csharp> using System;
+ using System.Collections.Generic;
+ using System.Linq;
+ using System.Windows.Forms;
+ namespace ProjectionInFeet
+ {
+     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());
+         }
+     }
+ }
+ </code>
-====TestForm.cs====
-^ Code ^
-| <source lang="csharp" line="1">using System;  \\ using System.Drawing;  \\ using System.Windows.Forms;  \\ using ThinkGeo.MapSuite.Core;  \\  \\ namespace ProjectionInFeet  \\ {  \\     public partial class TestForm : Form  \\     {  \\         private MapEngine mapEngine = new MapEngine();  \\         private Bitmap bitmap = null;  \\         ShapeFileFeatureLayer worldLayer = null;  \\  \\         public TestForm()  \\         {  \\             InitializeComponent();  \\         }  \\  \\         private void TestForm_Load(object sender, EventArgs e)  \\         {  \\             <nowiki>//</nowiki> Set the full extent and the background color  \\             mapEngine.CurrentExtent = ExtentHelper.GetDrawingExtent(new RectangleShape(-7948051,5116233,7630384,-5296296), Map.Width, Map.Height);  \\             mapEngine.BackgroundFillBrush = new GeoSolidBrush(GeoColor.GeographicColors.ShallowOcean);  \\  \\             <nowiki>//</nowiki> Add the static layers to the MapEngine  \\             worldLayer = new ShapeFileFeatureLayer(@"..\..\Data\USStates_lambert.shp", ShapeFileReadWriteMode.ReadOnly);  \\             worldLayer.ZoomLevelSet.ZoomLevel01.DefaultAreaStyle = AreaStyles.County1;  \\             worldLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;  \\             mapEngine.StaticLayers.Add("StatesLayer", worldLayer);  \\  \\  \\            <nowiki>//</nowiki>Add the dynamic layer to the MapEngine  \\             InMemoryFeatureLayer inMemoryFeatureLayer = new InMemoryFeatureLayer();  \\  \\             <nowiki>//</nowiki>The feature has its coordinate in Longitude/Latitude.  \\             Feature newFeature1 = new Feature(new PointShape(-95.83, 39.15));  \\  \\             inMemoryFeatureLayer.InternalFeatures.Add("myFeature", newFeature1);  \\  \\             inMemoryFeatureLayer.ZoomLevelSet.ZoomLevel01.DefaultPointStyle = PointStyles.CreateSimpleCircleStyle(GeoColor.SimpleColors.Red, 10);  \\             inMemoryFeatureLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;  \\  \\             <nowiki>//</nowiki>Applies the projection to the InMemoryFeatureLayer.  \\             <nowiki>//</nowiki>LambertInFeetProjection has the internal projection as Lambert (feet) and  \\             <nowiki>//</nowiki>external projection as geodetic (Longitude/Latitude).  \\             LambertInFeetProjection lambertProj = new LambertInFeetProjection();  \\             inMemoryFeatureLayer.FeatureSource.Projection = lambertProj;  \\  \\             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.Feet);  \\             mapEngine.DrawDynamicLayers(bitmap, GeographyUnit.Feet);  \\             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();  \\         }  \\     }  \\ }  \\ </source>   |
+====TestForm.cs====
+<code csharp> using System;
+ using System.Drawing;
+ using System.Windows.Forms;
+ using ThinkGeo.MapSuite.Core;
+ namespace ProjectionInFeet
+ {
+     public partial class TestForm : Form
+     {
+         private MapEngine mapEngine = new MapEngine();
+         private Bitmap bitmap = null;
+         ShapeFileFeatureLayer worldLayer = null;
+         public TestForm()
+         {
+             InitializeComponent();
+         }
+         private void TestForm_Load(object sender, EventArgs e)
+         {
+             // Set the full extent and the background color
+             mapEngine.CurrentExtent = ExtentHelper.GetDrawingExtent(new RectangleShape(-7948051,5116233,7630384,-5296296), Map.Width, Map.Height);
+             mapEngine.BackgroundFillBrush = new GeoSolidBrush(GeoColor.GeographicColors.ShallowOcean);
+             // Add the static layers to the MapEngine
+             worldLayer = new ShapeFileFeatureLayer(@"..\..\Data\USStates_lambert.shp", ShapeFileReadWriteMode.ReadOnly);
+             worldLayer.ZoomLevelSet.ZoomLevel01.DefaultAreaStyle = AreaStyles.County1;
+             worldLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;
+             mapEngine.StaticLayers.Add("StatesLayer", worldLayer);
+            //Add the dynamic layer to the MapEngine
+             InMemoryFeatureLayer inMemoryFeatureLayer = new InMemoryFeatureLayer();
+             //The feature has its coordinate in Longitude/Latitude.
+             Feature newFeature1 = new Feature(new PointShape(-95.83, 39.15));
+             inMemoryFeatureLayer.InternalFeatures.Add("myFeature", newFeature1);
+             inMemoryFeatureLayer.ZoomLevelSet.ZoomLevel01.DefaultPointStyle = PointStyles.CreateSimpleCircleStyle(GeoColor.SimpleColors.Red, 10);
+             inMemoryFeatureLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;
+             //Applies the projection to the InMemoryFeatureLayer.
+             //LambertInFeetProjection has the internal projection as Lambert (feet) and
+             //external projection as geodetic (Longitude/Latitude).
+             LambertInFeetProjection lambertProj = new LambertInFeetProjection();
+             inMemoryFeatureLayer.FeatureSource.Projection = lambertProj;
+             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.Feet);
+             mapEngine.DrawDynamicLayers(bitmap, GeographyUnit.Feet);
+             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();
+         }
+     }
+ }
+ </code>

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