ArcGIS Engine代码共享

ArcGIS Engine代码共享-不同格式数据打开，对象创建，导入导出
http://www.jb51.cc/article/p-rueapbes-eq.html
ArcGIS Engine代码共享-颜色（Color）对象函数
http://www.jb51.cc/article/p-ddxovter-eq.html
ArcGIS Engine代码共享-要素（Feature）操作
http://www.jb51.cc/article/p-txxhyekx-eq.html
ArcGIS Engine代码共享-字段（Field）操作
http://www.jb51.cc/article/p-edxwgluv-eq.html
ArcGIS Engine代码共享-图层（Layer）操作
http://www.jb51.cc/article/p-cacshsla-eq.html
ArcGIS Engine代码共享-投影（SpatialReference）对象操作
http://www.jb51.cc/article/p-djhileib-eq.html
ArcGIS Engine代码共享-符号（Symbol）对象操作
http://www.jb51.cc/article/p-zdcterii-eq.html
ArcGIS Engine代码共享-工作空间（workspace)对象操作

ArcGIS Engine自定义工具类，实现添加图名，比例尺，指北针等。自定义工具类，实现添加图名，比例尺，指北针

-------------------------添加图名------------------------------
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using ESRI.ArcGIS.Display;
using ESRI.ArcGIS.systemUI;
using ESRI.ArcGIS.Carto;
using ESRI.ArcGIS.esriSystem;
using ESRI.ArcGIS.Output;
using ESRI.ArcGIS.Controls;
using ESRI.ArcGIS.Geometry;
using ESRI.ArcGIS.ADF.BaseClasses;
using stdole;
//自定义工具类，实现添加图名功能
namespace WindowsApplication1
{

class addPageLayoutName:BaseTool
{
public Form1 formTemp;
TextBox textBox;
AxPageLayoutControl axLayoutControl;
IPoint pPoint;
//double xMap,yMap;
public static double xMap;
public static double yMap;

public override void OnMouseDown(int Button,int Shift,int X,int Y)
{
if (Button==1)
{
pPoint = formTemp.returnPageLayoutControl().ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X,Y);
xMap = pPoint.X;
yMap = pPoint.Y;
formTemp.returnTextBox1().Location = new System.Drawing.Point(X,Y);
formTemp.returnTextBox1().Visible = true;
formTemp.returnTextBox1().Focus();
formTemp.returnTextBox1().Text = "请在此输入图名";

}

public override void OnCreate(object hook)
{
axLayoutControl = hook as AxPageLayoutControl;

}

public void AddTextElement(AxPageLayoutControl PageLayoutControl,double x,double y,string textName)
{
IPageLayout pPageLayout;
IActiveView pAV;
IGraphicsContainer pGraphicsContainer;
IPoint pPoint;
ITextElement pTextElement;
IElement pElement;
ITextSymbol pTextSymbol;
IRgbColor pColor;
pPageLayout = PageLayoutControl.PageLayout;
pAV = (IActiveView)pPageLayout;
pGraphicsContainer = (IGraphicsContainer)pPageLayout;
pTextElement = new TextElementClass();

IFontDisp pFont = new StdFontClass() as IFontDisp;
pFont.Bold = true;
pFont.Name = "宋体";
pFont.Size = 13;

pColor = new RgbColorClass();
pColor.Red = 255;

pTextSymbol = new TextSymbolClass();
pTextSymbol.Color = (IColor)pColor;
pTextSymbol.Font = pFont;

pTextElement.Text = textName;
pTextElement.Symbol = pTextSymbol;

pPoint = new PointClass();
pPoint.X = x;
pPoint.Y = y;

pElement = (IElement)pTextElement;
pElement.Geometry = (IGeometry)pPoint;
pGraphicsContainer.AddElement(pElement,0);

pAV.PartialRefresh(esriViewDrawPhase.esriViewGraphics,null,null);

}
}
另外附加其它（添加比例尺，指北针的代码，，，也是通过自定义工具类实现的，，，，下列只给出自定义工具类的代码！）
---------------------------------------添加指北针-------------------------------------------
using System;
using System.Collections.Generic;
using System.Text;
using ESRI.ArcGIS.Carto;
using ESRI.ArcGIS.Controls;
using ESRI.ArcGIS.Display;
using ESRI.ArcGIS.Geometry;
using ESRI.ArcGIS.ADF.BaseClasses;
namespace WindowsApplication1
{
sealed class addNorthArrow : BaseTool
{
AxPageLayoutControl axPageLayout=null;
IPoint pPoint;
bool bInuse;
INewEnvelopeFeedback pNewEnvelopeFeedback = null;

public addNorthArrow()
{
base.m_caption= "添加指北针";
base.m_toolTip = "添加指北针";
base.m_category = "customCommands";
base.m_message = "添加指北针";
base.m_deactivate = true;

public override void OnCreate(object hook)
{
axPageLayout = (AxPageLayoutControl)hook;

}
public override void OnMouseDown(int Button,int Y)
{
pPoint = axPageLayout.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X,Y);
bInuse = true;
}
public override void OnMouseMove(int Button,int Y)
{
if (bInuse==false)
{
return;
}

if (pNewEnvelopeFeedback==null)
{
pNewEnvelopeFeedback = new NewEnvelopeFeedbackClass();
pNewEnvelopeFeedback.Display = axPageLayout.ActiveView.ScreenDisplay;
pNewEnvelopeFeedback.Start(pPoint);
}
pNewEnvelopeFeedback.MoveTo(axPageLayout.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X,Y));

}
public override void OnMouseUp(int Button,int Y)
{
if (bInuse==false)
{
return;
}
if (pNewEnvelopeFeedback==null)
{
pNewEnvelopeFeedback = null;
bInuse = false;
return;
}
IEnvelope pEnvelope=pNewEnvelopeFeedback.Stop();
if((pEnvelope.IsEmpty)||(pEnvelope.Width==0)||(pEnvelope.Height==0))
{
pNewEnvelopeFeedback = null;
bInuse = false;
return;
}

addNorthArrowForm northArrow = new addNorthArrowForm();
IStyleGalleryItem pStyleGalleryItemTemp = Form1.pStyleGalleryItem;
if (pStyleGalleryItemTemp==null)
{
return;
}

IMapFrame pMapframe = axPageLayout.ActiveView.GraphicsContainer.FindFrame(axPageLayout.ActiveView.FocusMap)as IMapFrame;
IMapSurroundFrame pMapSurroundFrame = new MapSurroundFrameClass();
pMapSurroundFrame.MapFrame = pMapframe;
pMapSurroundFrame.MapSurround = (IMapSurround)pStyleGalleryItemTemp.Item;
//在pageLayout中根据名称查要Element，找到之后删除已经存在的指北针
IElement pElement = axPageLayout.FindElementByName("NorthArrows");
if (pElement!=null)
{
axPageLayout.ActiveView.GraphicsContainer.DeleteElement(pElement); //删除已经存在的指北针
}

pElement = (IElement)pMapSurroundFrame;
pElement.Geometry = (IGeometry)pEnvelope;

axPageLayout.ActiveView.GraphicsContainer.AddElement(pElement,0);
axPageLayout.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics,sans-serif"> pNewEnvelopeFeedback = null;
bInuse = false;
}

}
}

----------------------------------------添加比例尺（Scale Bars）-----------------------------------
using System;
using System.Collections.Generic;
using System.Text;
using ESRI.ArcGIS.Carto;
using ESRI.ArcGIS.Controls;
using ESRI.ArcGIS.Display;
using ESRI.ArcGIS.Geometry;
using ESRI.ArcGIS.ADF.BaseClasses;
namespace WindowsApplication1
{
sealed class addScaleBar:BaseTool
{
//----------------------------------------------------------

//发现的重大问题，如果用IHookHelper，就会出现问题，用AxPageLayoutControl则不会出现问题，以后注意
//private IHookHelper pHookHelper=null;
private AxPageLayoutControl axPagelayoutControl = null;

private IPoint pPoint;
private INewEnvelopeFeedback pNewEnvelopeFeedback;
private bool bInuse;

public addScaleBar()
{
base.m_caption = "ScaleBar";
base.m_category = "myCustomCommands(C#)";
base.m_message = "Add a scale bar map surround";
base.m_name = "myCustomCommands(C#)_ScaleBar";
base.m_toolTip = "Add a scale bar";
base.m_deactivate = true;

}
public override void OnCreate(object hook)
{
//pHookHelper.Hook = hook;
axPagelayoutControl = hook as AxPageLayoutControl;
}
public override void OnMouseDown(int Button,int Y)
{
pPoint = axPagelayoutControl.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X,Y);
bInuse = true;
}

public override void OnMouseMove(int Button,int Y)
{
if (bInuse==false)
{
return;
}
if (pNewEnvelopeFeedback==null)
{
pNewEnvelopeFeedback = new NewEnvelopeFeedbackClass();
pNewEnvelopeFeedback.Display = axPagelayoutControl.ActiveView.ScreenDisplay;
pNewEnvelopeFeedback.Start(pPoint);
}
pNewEnvelopeFeedback.MoveTo(axPagelayoutControl.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X,sans-serif">
}

public override void OnMouseUp(int Button,int Y)
{
if (bInuse==false)
{
return;
}
if (pNewEnvelopeFeedback==null)
{
pNewEnvelopeFeedback = null;
bInuse = false;
return;
}
IEnvelope pEnvelope = pNewEnvelopeFeedback.Stop();
if ((pEnvelope.IsEmpty)||(pEnvelope.Width==0)||(pEnvelope.Height==0))
{

pNewEnvelopeFeedback = null;
bInuse = false;
return;
}
AddScaleBarForm scaleBarForm = new AddScaleBarForm();
//scaleBarForm.Show();
IStyleGalleryItem pStyleItem = Form1.pStyleGalleryItem;
if (pStyleItem == null)
{
return;
}

IMapFrame pMapframe = axPagelayoutControl.ActiveView.GraphicsContainer.FindFrame(axPagelayoutControl.ActiveView.FocusMap) as IMapFrame;
IMapSurroundFrame pSurroundFrame = new MapSurroundFrameClass();
pSurroundFrame.MapFrame = pMapframe;
pSurroundFrame.MapSurround = (IMapSurround)pStyleItem.Item;
//在pageLayout中根据名称查要Element，找到之后删除已经存在的比例尺
IElement pelement = axPagelayoutControl.FindElementByName("ScaleBars");
if (pelement != null)
{
axPagelayoutControl.ActiveView.GraphicsContainer.DeleteElement(pelement); //删除已经存在的指北针
}

pelement = (IElement)pSurroundFrame;
pelement.Geometry = (IGeometry)pEnvelope;

axPagelayoutControl.ActiveView.GraphicsContainer.AddElement(pelement,0);
axPagelayoutControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics,sans-serif"> pNewEnvelopeFeedback = null;
bInuse = false;

} }

原文链接：https://www.f2er.com/vb/259455.html

ArcGIS Engine代码共享

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