public void AddNorthArrow(IPageLayout pageLayout)
{
IGraphicsContainer container = pageLayout as IGraphicsContainer;
IActiveView activeView = pageLayout as IActiveView;
// 获得MapFrame
IFrameElement frameElement = container.FindFrame(activeView.FocusMap);
IMapFrame mapFrame = frameElement as IMapFrame;
//根据MapSurround的uid，创建相应的MapSurroundFrame和MapSurround
UID uid = new UIDClass();
uid.Value = "esriCarto.MarkerNorthArrow";
IMapSurroundFrame mapSurroundFrame = mapFrame.CreateSurroundFrame(uid, null);
//设置MapSurroundFrame中指北针的点符号
IMapSurround mapSurround = mapSurroundFrame.MapSurround;
IMarkerNorthArrow markerNorthArrow = mapSurround as IMarkerNorthArrow;
IMarkerSymbol markerSymbol = markerNorthArrow.MarkerSymbol;
markerSymbol.Size = 18;
markerNorthArrow.MarkerSymbol = markerSymbol;
//QI，确定mapSurroundFrame的位置
IElement element = mapSurroundFrame as IElement;
IEnvelope envelope = new EnvelopeClass();
envelope.PutCoords(0.2, 0.2, 5, 5);
element.Geometry = envelope;
//使用IGraphicsContainer接口添加显示
container.AddElement(element, 0);
activeView.Refresh();
}
/// <添加指北针>
///
/// </添加指北针>
/// <returns></returns>
public bool AddNorthArrow()
{
IStyleSelector pStyleSelector = new NorthArrowSelectorClass();
bool m_bOK = pStyleSelector.DoModal(0);
if (m_bOK == true)
{
IMarkerNorthArrow pMarkerNorthArrow = pStyleSelector.GetStyle(0) as IMarkerNorthArrow;
IEnvelope envelope = new EnvelopeClass();
envelope.PutCoords(0.2, 0.2, 5, 5);
ESRI.ArcGIS.esriSystem.IUID uid = new ESRI.ArcGIS.esriSystem.UIDClass();
uid.Value = "esriCarto.MarkerNorthArrow";
IMap pMap = mainPage.ActiveView.FocusMap;
IGraphicsContainer graphicsContainer = mainPage.ActiveView as IGraphicsContainer;
IActiveView activeView = mainPage.ActiveView as IActiveView;
IFrameElement frameElement = graphicsContainer.FindFrame(pMap);
IMapFrame mapFrame = frameElement as IMapFrame;
IMapSurroundFrame mapSurroundFrame = mapFrame.CreateSurroundFrame(uid as ESRI.ArcGIS.esriSystem.UID, null);
IElement element = mapSurroundFrame as IElement;
element.Geometry = envelope;
element.Activate(activeView.ScreenDisplay);
graphicsContainer.AddElement(element, 0);
IMapSurround mapSurround = mapSurroundFrame.MapSurround;
IMarkerNorthArrow markerNorthArrow = mapSurround as IMarkerNorthArrow;
markerNorthArrow.MarkerSymbol = pMarkerNorthArrow.MarkerSymbol;
}
return(true);
}
public static void AddNorthArrow(AxPageLayoutControl pageLayoutControl, IEnvelope envelope)
{
IUID uid = new UIDClass()
{
Value = "esriCarto.MarkerNorthArrow"
};
IFrameElement frameElement = (pageLayoutControl.PageLayout as IGraphicsContainer)
.FindFrame(pageLayoutControl.ActiveView.FocusMap);
IMapFrame mapFrame = frameElement as IMapFrame;
IMapSurroundFrame mapSurroundFrame = mapFrame.CreateSurroundFrame(uid as UID, null); // Dynamic Cast
IElement element = mapSurroundFrame as IElement; // Dynamic Cast
element.Geometry = envelope;
element.Activate(pageLayoutControl.ActiveView.ScreenDisplay);
(pageLayoutControl.PageLayout as IGraphicsContainer).AddElement(element, 0);
IMapSurround mapSurround = mapSurroundFrame.MapSurround;
// Change out the default north arrow
IMarkerNorthArrow markerNorthArrow = mapSurround as IMarkerNorthArrow; // Dynamic Cast
IMarkerSymbol markerSymbol = markerNorthArrow.MarkerSymbol;
ICharacterMarkerSymbol characterMarkerSymbol = markerSymbol as ICharacterMarkerSymbol; // Dynamic Cast
characterMarkerSymbol.CharacterIndex = 202;
markerNorthArrow.MarkerSymbol = characterMarkerSymbol;
}
// 指北针
public void AddNorthArrow(AxPageLayoutControl axPageLayout)
{
//删除已经存在的指北针
IElement pElement = axPageLayout.FindElementByName("NorthArrows");
if (pElement != null)
{
axPageLayout.ActiveView.GraphicsContainer.DeleteElement(pElement);
}
IGraphicsContainer container = axPageLayout.PageLayout as IGraphicsContainer;
IActiveView activeView = axPageLayout.PageLayout as IActiveView;
// 获得MapFrame
IFrameElement frameElement = container.FindFrame(activeView.FocusMap);
IMapFrame mapFrame = frameElement as IMapFrame;
//根据MapSurround的uid，创建相应的MapSurroundFrame和MapSurround
UID uid = new UIDClass();
uid.Value = "esriCarto.MarkerNorthArrow";
IMapSurroundFrame mapSurroundFrame = mapFrame.CreateSurroundFrame(uid, null);
//设置MapSurroundFrame中指北针的点符号
IMapSurround mapSurround = mapSurroundFrame.MapSurround;
IMarkerNorthArrow markerNorthArrow = mapSurround as IMarkerNorthArrow;
IMarkerSymbol markerSymbol = markerNorthArrow.MarkerSymbol;
markerSymbol.Size = 48;
markerNorthArrow.MarkerSymbol = markerSymbol;
//QI，确定mapSurroundFrame的位置
IElement element = mapSurroundFrame as IElement;
IEnvelope envelope = new EnvelopeClass();
double x = 15;
double y = 22;
envelope.PutCoords(x, y, x + 5, y + 5);
element.Geometry = envelope;
//使用IGraphicsContainer接口添加显示
container.AddElement(element, 0);
activeView.Refresh();
}
public void AddNorthArrow(IPageLayout pageLayout, IMap map, double posX, double posY, double division)
{
try
{
if (pageLayout == null || map == null)
{
return;
}
IEnvelope envelope = new EnvelopeClass();
envelope.PutCoords(posX - division, posY - division, posX, posY); // Specify the location and size of the north arrow
ESRI.ArcGIS.esriSystem.IUID uid = new ESRI.ArcGIS.esriSystem.UIDClass();
uid.Value = "esriCarto.MarkerNorthArrow";
// Create a Surround. Set the geometry of the MapSurroundFrame to give it a location
// Activate it and add it to the PageLayout's graphics container
IGraphicsContainer graphicsContainer = pageLayout as IGraphicsContainer; // Dynamic Cast
IActiveView activeView = pageLayout as IActiveView; // Dynamic Cast
IFrameElement frameElement = graphicsContainer.FindFrame(map);
IMapFrame mapFrame = frameElement as IMapFrame; // Dynamic Cast
IMapSurroundFrame mapSurroundFrame = mapFrame.CreateSurroundFrame(uid as ESRI.ArcGIS.esriSystem.UID, null); // Dynamic Cast
IElement element = mapSurroundFrame as IElement; // Dynamic Cast
element.Geometry = envelope;
element.Activate(activeView.ScreenDisplay);
graphicsContainer.AddElement(element, 0);
IMapSurround mapSurround = mapSurroundFrame.MapSurround;
// Change out the default north arrow
IMarkerNorthArrow markerNorthArrow = mapSurround as IMarkerNorthArrow; // Dynamic Cast
IMarkerSymbol markerSymbol = markerNorthArrow.MarkerSymbol;
ICharacterMarkerSymbol characterMarkerSymbol = markerSymbol as ICharacterMarkerSymbol; // Dynamic Cast
characterMarkerSymbol.CharacterIndex = 174; // change the symbol for the North Arrow
markerNorthArrow.MarkerSymbol = characterMarkerSymbol;
}
catch (Exception ex)
{
frmErrorLog pfrmErrorLog = new frmErrorLog(); pfrmErrorLog.ex = ex; pfrmErrorLog.ShowDialog();
return;
}
}
private void axSymbologyControl1_OnItemSelected(object sender, ISymbologyControlEvents_OnItemSelectedEvent e)
{
button2.Enabled = true;
m_pStyleGalleryItem = (IStyleGalleryItem)e.styleGalleryItem;
if (m_pStyleGalleryItem == null)
{
return;
}
//获取新的指北针
pMarkerNorthArrow = m_pStyleGalleryItem.Item as IMarkerNorthArrow;
if (pMarkerNorthArrow == null)
{
return;
}
pCharacterMarkerSymbol = pMarkerNorthArrow.MarkerSymbol as ICharacterMarkerSymbol;
pCharacterMarkerSymbol.Size = 100;
System.Drawing.Image image = PageLayoutInsert.CreatePictureFromSymbol((ISymbol)this.pCharacterMarkerSymbol, this.picBoxPreview.Width, this.picBoxPreview.Height, 0);
this.picBoxPreview.Image = image;
textBoxSize.Text = pCharacterMarkerSymbol.Size.ToString();
textBoxAngle.Text = pCharacterMarkerSymbol.Angle.ToString();
}