源码：
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using ESRI.ArcGIS.Carto;
using ESRI.ArcGIS.Geometry;
using ESRI.ArcGIS.Display;
using ESRI.ArcGIS.Geodatabase;
namespace GIS_Design
{
public partial class Form1 : Form
{
public Form1()
{
ESRI.ArcGIS.RuntimeManager.Bind(ESRI.ArcGIS.ProductCode.EngineOrDesktop);
InitializeComponent();
}
private void axMapControl1_OnMapReplaced(object sender, ESRI.ArcGIS.Controls.IMapControlEvents2_OnMapReplacedEvent e)
{
if (axMapControl1.LayerCount > 0)
{
axMapControl2.Map = new MapClass();
for (int i = 0; i <= axMapControl1.Map.LayerCount - 1; i++)
{
axMapControl2.AddLayer(axMapControl1.get_Layer(i));
}
axMapControl2.Extent = axMapControl1.Extent;
axMapControl2.Refresh();
}
}
private void axMapControl1_OnExtentUpdated(object sender, ESRI.ArcGIS.Controls.IMapControlEvents2_OnExtentUpdatedEvent e)
{
// 得到新范围
IEnvelope pEnvelope = (IEnvelope)e.newEnvelope;
IGraphicsContainer pGraphicsContainer = axMapControl2.Map as IGraphicsContainer;
IActiveView pActiveView = pGraphicsContainer as IActiveView;
//在绘制前，清除axMapControl2中的任何图形元素
pGraphicsContainer.DeleteAllElements();
IRectangleElement pRectangleEle = new RectangleElementClass();
IElement pElement = pRectangleEle as IElement;
pElement.Geometry = pEnvelope;
//设置鹰眼图中的红线框
IRgbColor pColor = new RgbColorClass();
pColor.Red = 255;
pColor.Green = 0;
pColor.Blue = 0;
pColor.Transparency = 255;
//产生一个线符号对象
ILineSymbol pOutline = new SimpleLineSymbolClass();
pOutline.Width = 3;
pOutline.Color = pColor;
//设置颜色属性
pColor = new RgbColorClass();
pColor.Red = 255;
pColor.Green = 0;
pColor.Blue = 0;
pColor.Transparency = 0;
//设置填充符号的属性
IFillSymbol pFillSymbol = new SimpleFillSymbolClass();
pFillSymbol.Color = pColor;
pFillSymbol.Outline = pOutline;
IFillShapeElement pFillShapeEle = pElement as IFillShapeElement;
pFillShapeEle.Symbol = pFillSymbol;
pGraphicsContainer.AddElement((IElement)pFillShapeEle, 0);
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
private void axMapControl2_OnMouseMove(object sender, ESRI.ArcGIS.Controls.IMapControlEvents2_OnMouseMoveEvent e)
{
if (e.button == 1)
{
IPoint pPoint = new ESRI.ArcGIS.Geometry.Point();
pPoint.PutCoords(e.mapX, e.mapY);
axMapControl1.CenterAt(pPoint);
axMapControl1.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, null);
}
}
private void axMapControl2_OnMouseDown(object sender, ESRI.ArcGIS.Controls.IMapControlEvents2_OnMouseDownEvent e)
{
if (axMapControl2.Map.LayerCount > 0)
{
if (e.button == 1)
{
IPoint pPoint = new ESRI.ArcGIS.Geometry.Point();
pPoint.PutCoords(e.mapX, e.mapY);
axMapControl1.CenterAt(pPoint);
axMapControl1.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, null);
}
else if (e.button == 2)
{
IEnvelope pEnv = axMapControl2.TrackRectangle();
axMapControl1.Extent = pEnv;
axMapControl1.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, null);
}
}
}
private void axMapControl1_OnMouseDown(object sender, ESRI.ArcGIS.Controls.IMapControlEvents2_OnMouseDownEvent e)
{
}
ILayer layer = new FeatureLayerClass();
private void axTOCControl1_OnMouseDown_1(object sender, ESRI.ArcGIS.Controls.ITOCControlEvents_OnMouseDownEvent e)
{
this.axTOCControl1.ContextMenuStrip = null;
IBasicMap map = new MapClass();
System.Object other = null;
System.Object index = null;
ESRI.ArcGIS.Controls.esriTOCControlItem item = ESRI.ArcGIS.Controls.esriTOCControlItem.esriTOCControlItemNone;
this.axTOCControl1.HitTest(e.x, e.y, ref item, ref map, ref layer, ref other, ref index);
if (item == ESRI.ArcGIS.Controls.esriTOCControlItem.esriTOCControlItemLayer && e.button == 2)
{
System.Drawing.Point pt = new System.Drawing.Point();
pt.X = e.x;
pt.Y = e.y;
pt = this.axTOCControl1.PointToScreen(pt);
this.contextMenuStrip4.Show(pt);
}
}
private void OpenAttribute_Click(object sender, EventArgs e)
{
**Form Attribute = new Attribute(layer);
Form.Show();**
}
}
}
错误 CS0144: 无法创建抽象类或接口“System.Attribute”的实例
错误 CS0120: 非静态的字段、方法或属性“System.Windows.Forms.Control.Show()”要求对象引用
