public static void addScalebar(AxPageLayoutControl axPageLayoutControl, String type)
{
IPageLayout pageLayout = axPageLayoutControl.PageLayout;
IActiveView activeView = pageLayout as IActiveView;
IMap pMap = activeView.FocusMap;
IGraphicsContainer pGraphicsContainer = pageLayout as IGraphicsContainer;
IMapFrame mapFrame = (IMapFrame)pGraphicsContainer.FindFrame(pMap);
UID uid = new UIDClass();
uid.Value = type;
IMapSurroundFrame pMapSurroundFrame = mapFrame.CreateSurroundFrame(uid, null);
IMapSurround pMapSurround = pMapSurroundFrame.MapSurround;
IScaleBar pScaleBar = (IScaleBar)pMapSurround;
pScaleBar.LabelPosition = esriVertPosEnum.esriBelow;
pScaleBar.UseMapSettings();
IEnvelope pEnvelope = new EnvelopeClass();
pEnvelope.PutCoords(0.8, 0.8, 13, 2);
IElement element = pMapSurroundFrame as IElement;
element.Geometry = pEnvelope;
pGraphicsContainer.AddElement(element, 0);
activeView.Refresh();
}
public static void changeOritation(AxPageLayoutControl axPageLayoutControl)
{
IPageLayout pageLayout = axPageLayoutControl.PageLayout;
IActiveView activeView = pageLayout as IActiveView;
IMap pMap = activeView.FocusMap;
IGraphicsContainer pGraphicsContainer = pageLayout as IGraphicsContainer;
IMapFrame mapFrame = (IMapFrame)pGraphicsContainer.FindFrame(pMap);
IElement pElement = (IElement)mapFrame;
IEnvelope pEnvelope = new EnvelopeClass();
if (axPageLayoutControl.Page.Orientation == 2)
{
pEnvelope.PutCoords(0.5, 0.5, 20.5, 29.2);
axPageLayoutControl.Page.PutCustomSize(29.7, 21);
axPageLayoutControl.Page.Orientation = 1;
}
else
{
pEnvelope.PutCoords(0.5, 0.5, 29.2, 20.5);
axPageLayoutControl.Page.PutCustomSize(21, 29.7);
axPageLayoutControl.Page.Orientation = 2;
}
pElement.Geometry = pEnvelope;
activeView.Refresh();
}
public static void CopyAndOverwriteMap(AxMapControl axMapControl, AxPageLayoutControl axPageLayoutControl)
{
IObjectCopy objectCopy = new ObjectCopyClass();
object toCopyMap = axMapControl.Map;
object copiedMap = objectCopy.Copy(toCopyMap);
IPageLayout pagelayout = axPageLayoutControl.PageLayout;
object overwriteMap = (pagelayout as IActiveView).FocusMap;
objectCopy.Overwrite(toCopyMap, ref overwriteMap);
IGraphicsContainer pGraphicsContainer = pagelayout as IGraphicsContainer;
IMapFrame pMapFrame = (IMapFrame)pGraphicsContainer.FindFrame(overwriteMap);
IElement pElement = pMapFrame as IElement;
IEnumElement pEnumElement = pGraphicsContainer.LocateElementsByEnvelope(pElement.Geometry.Envelope);
IElement pElementIcon = pEnumElement.Next();
while (pElementIcon != null)
{
if (pElementIcon is IMapSurroundFrame)
{
if ((pElementIcon as IMapSurroundFrame).MapSurround is IScaleBar)
{
(pElementIcon as IMapSurroundFrame).MapFrame = pMapFrame;
}
}
pElementIcon = pEnumElement.Next();
}
axPageLayoutControl.ActiveView.Refresh();
}
public static void SaveCurrentToImage(AxPageLayoutControl axPageLayoutControl, string savePath)
{
tagRECT rect = new tagRECT();
rect.left = rect.top = 0;
rect.right = 1000;
rect.bottom = 600;
try
{
IActiveView pActiveView = axPageLayoutControl.ActiveView;
Image image = new Bitmap(1000, 600);
Graphics graphics = Graphics.FromImage(image);
//
graphics.FillRectangle(Brushes.White, 0, 0, 1000, 600);
int dpi = (int)(1000 / 500);
//保存范围
IGraphicsContainer pGraphicsContainer = axPageLayoutControl.GraphicsContainer;
IMapFrame pMapFrame = pGraphicsContainer.FindFrame(pActiveView.FocusMap) as IMapFrame;
IEnvelope pMapExt = pActiveView.Extent;
IEnvelope pEnvelope = new EnvelopeClass();
pEnvelope.PutCoords(pMapExt.XMin - 2, pMapExt.YMin - 2, pMapExt.XMax + 1, pMapExt.YMax + 1);
pActiveView.Output(graphics.GetHdc().ToInt32(), dpi, ref rect, pEnvelope, null);
graphics.ReleaseHdc();
//保存影像
image.Save(savePath);
}
catch (Exception e)
{
MessageBox.Show("保存失败:" + e.ToString());
}
}
/// <summary>
/// 添加图例或指北针——根据UID元素添加相应的元素
/// </summary>
/// <param name="uid"></param>
private void AddElementInPageLayer(UID uid)
{
//提供对控制图形容器的成员的访问。
IGraphicsContainer graphicsContainer = axPageLayoutControl1.PageLayout as IGraphicsContainer;
//提供对成员的访问, 控制map元素的对象, IMapFrame是地图浏览栏对象的默认接口
//通过FindFrame方法, 查找axPageLayoutControl1中屏幕包含指定对象的框架
IMapFrame mapFrame = graphicsContainer.FindFrame(axPageLayoutControl1.ActiveView.FocusMap) as IMapFrame;
//提供对成员的访问, 控制地图环绕元素映射的接口, 是附属物框架的对象的默认接口
//通过CreateSurroundFrame方法创建基于当前地图框下的一个新地图环绕元素(如图例、指北针)
IMapSurroundFrame mapSurroundFrame = mapFrame.CreateSurroundFrame(uid, null);
//IElement是所有图形元素和框架元素类都要实现的接口
//将mapSurroundFrame强转成IElement类型
IElement element = mapSurroundFrame as IElement;
//实例化一个包络线
IEnvelope envelope = new EnvelopeClass();
//设定坐标
envelope.PutCoords(1, 1, 2, 2);
//设置元素中的几何形状
element.Geometry = envelope;
try
{
//提供对控制图例的成员的访问。
ILegend legend = (ILegend)mapSurroundFrame.MapSurround;
legend.Title = "图例";
}
catch
{ }
graphicsContainer.AddElement(element, 0);
//设置元素将在axPageLayoutControl屏幕上显示图形
element.Activate(axPageLayoutControl1.ActiveView.ScreenDisplay);
//部分刷新
axPageLayoutControl1.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
public void AddMapGrid()
{
m_styleSelector = new MapGridSelectorClass(); //Create a style selector and grab holf of the IMapGridSelector interface
m_Ok = m_styleSelector.DoModal(m_pagelayoutControl.hWnd); //Display the style selector to the user
IGraphicsContainer graphicsContainer = m_pagelayoutControl.GraphicsContainer;
//Get the MapFrame
IMapFrame mapFrame = (IMapFrame)graphicsContainer.FindFrame(m_pagelayoutControl.ActiveView.FocusMap);
if (mapFrame == null)
{
return;
}
if (m_Ok == true)
{
IMapGrid m_mapGrid;
m_mapGrid = (IMapGrid )m_styleSelector.GetStyle(0);//获得所选的MapGrid的类型；
IMapGrids m_mapGrids = mapFrame as IMapGrids;
m_mapGrids.ClearMapGrids();//删除原有的地图格网
if (m_mapGrid != null)
{
m_mapGrids.AddMapGrid(m_mapGrid); //添加地图格网到地图上
}
m_pagelayoutControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null); //刷新
}
}
/// <summary>
/// 添加指北针
/// </summary>
/// <param name="layoutControl">布局视图</param>
/// <param name="pEnv">矩形框</param>
/// <param name="pStyleGalleryItem">指北针样式</param>
public static void AddNorthArrow(AxPageLayoutControl layoutControl, IEnvelope pEnv, IStyleGalleryItem pStyleGalleryItem)
{
if (pStyleGalleryItem == null)
{
return;
}
IGraphicsContainer pGraphicsContainer = layoutControl.PageLayout as IGraphicsContainer;
if (pGraphicsContainer == null)
{
return;
}
IMap pMap = layoutControl.ActiveView.FocusMap;
IMapFrame pMapFrame = pGraphicsContainer.FindFrame(pMap) as IMapFrame;
IMapSurroundFrame pMapSurroundFrame = new MapSurroundFrameClass();
pMapSurroundFrame.MapFrame = pMapFrame;
//删除已经存在的指北针
MappingHelper.DeleteElementByName(layoutControl, "North Arrow");
INorthArrow pNorthArrow = pStyleGalleryItem.Item as INorthArrow;
if (pNorthArrow != null)
{
pNorthArrow.Size = pEnv.Width * 50;
pMapSurroundFrame.MapSurround = pNorthArrow;//根据用户的选取，获取相应的MapSurround
}
IElement pElement = (IElement)pMapSurroundFrame;
pElement.Geometry = pEnv;
//添加元素
MappingHelper.AddElementWithName(pGraphicsContainer, pElement, "North Arrow");
}
private void Btn_AddLegend_Click(object sender, EventArgs e)
{
IGraphicsContainer pGraphicsContainer = Ctrl_PageLayout.ActiveView.GraphicsContainer;
IMapFrame pMapFrame = (IMapFrame)pGraphicsContainer.FindFrame(Ctrl_PageLayout.ActiveView.FocusMap);
if (pMapFrame == null)
{
return;
}
UID uid = new UIDClass
{
Value = "esriCarto.Legend"
};
IMapSurroundFrame pMapSurroundFrame = pMapFrame.CreateSurroundFrame(uid, null);
if (pMapSurroundFrame == null || pMapSurroundFrame.MapSurround == null)
{
return;
}
pMapSurroundFrame.MapSurround.Name = "Legend";
ILegend pLegend = new Legend();
pLegend = pMapSurroundFrame.MapSurround as ILegend;
pLegend.Title = "Legend";
IElement pElement = (IElement)pMapSurroundFrame;
pElement.Geometry = m_pEnvelopDrawed;
if (m_pLegendElement != null)
{
Ctrl_PageLayout.ActiveView.GraphicsContainer.DeleteElement(m_pLegendElement);
}
Ctrl_PageLayout.ActiveView.GraphicsContainer.AddElement(pElement, 0);
m_pLegendElement = pElement;
Ctrl_PageLayout.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
/// <summary>
/// Occurs when this command is clicked
/// </summary>
public override void OnClick()
{
IActiveView pActiveView = (IActiveView)m_PageLayOutControl.PageLayout;
IMap pMap = pActiveView.FocusMap;
IGraphicsContainer pGraphicsContainer = (IGraphicsContainer)pActiveView;
IMapFrame pMapFrame = (IMapFrame)pGraphicsContainer.FindFrame(pMap);
IStyleSelector pStyleSelector = new BackgroundSelectorClass();
bool m_bOK = pStyleSelector.DoModal(m_PageLayOutControl.hWnd);
if (!m_bOK)
{
return;
}
IBackground pBackground = (IBackground)pStyleSelector.GetStyle(0);
pMapFrame.Background = pBackground;
m_PageLayOutControl.Refresh(esriViewDrawPhase.esriViewBackground, null, null);
}
/// <summary>
/// 添加比例尺
/// </summary>
/// <param name="layoutControl">布局视图</param>
/// <param name="pEnv">矩形框</param>
/// <param name="scaleBar">比例尺</param>
public static void AddScaleBar(AxPageLayoutControl layoutControl, IEnvelope pEnv, IScaleBar2 scaleBar)
{
if (scaleBar == null)
{
return;
}
IGraphicsContainer pGraphicsContainer = layoutControl.PageLayout as IGraphicsContainer;
if (pGraphicsContainer == null)
{
return;
}
IMap pMap = layoutControl.ActiveView.FocusMap;
IMapFrame pMapFrame = pGraphicsContainer.FindFrame(pMap) as IMapFrame;
IMapSurroundFrame pMapSurroundFrame = new MapSurroundFrameClass();
pMapSurroundFrame.MapFrame = pMapFrame;
scaleBar.BarHeight = pEnv.Height * 10;
//删除已经存在的比例尺
MappingHelper.DeleteElementByName(layoutControl, "Scale Line");
pMapSurroundFrame.MapSurround = scaleBar as IMapSurround;
IElement pElement = (IElement)pMapSurroundFrame;
pElement.Geometry = pEnv;
//添加元素
MappingHelper.AddElementWithName(pGraphicsContainer, pElement, "Scale Line");
}
/// <summary>
/// 添加默认比例尺
/// </summary>
/// <param name="layoutControl">布局视图</param>
/// <param name="pEnv">矩形框</param>
/// <param name="pStyleGalleryItem">比例尺样式</param>
public static void AddDefaultScaleBar(AxPageLayoutControl layoutControl, IEnvelope pEnv, IStyleGalleryItem pStyleGalleryItem)
{
if (pStyleGalleryItem == null)
{
return;
}
IGraphicsContainer pGraphicsContainer = layoutControl.PageLayout as IGraphicsContainer;
if (pGraphicsContainer == null)
{
return;
}
IMap pMap = layoutControl.ActiveView.FocusMap;
IMapFrame pMapFrame = pGraphicsContainer.FindFrame(pMap) as IMapFrame;
IMapSurroundFrame pMapSurroundFrame = new MapSurroundFrameClass();
pMapSurroundFrame.MapFrame = pMapFrame;
//删除已经存在的比例尺
MappingHelper.DeleteElementByName(layoutControl, "Scale Line");
IScaleBar2 scaleBar2 = pStyleGalleryItem.Item as IScaleBar2;
if (scaleBar2 != null)
{
scaleBar2.BarHeight = pEnv.Height * 20;
scaleBar2.Divisions = 1;
scaleBar2.Subdivisions = 2;
pMapSurroundFrame.MapSurround = scaleBar2 as IMapSurround;
}
IElement pElement = (IElement)pMapSurroundFrame;
pElement.Geometry = pEnv;
//添加元素
MappingHelper.AddElementWithName(pGraphicsContainer, pElement, "Scale Line");
}
/// <summary>
/// 比例尺
/// </summary>
/// <param name="pActiveView"></param>
/// <param name="pPageLayout"></param>
/// <param name="pEnv"></param>
public void makeScaleBar(IActiveView pActiveView, IPageLayout pPageLayout, IEnvelope pEnv)
{
IGraphicsContainer container = pPageLayout as IGraphicsContainer;
// 获得MapFrame
IFrameElement frameElement = container.FindFrame(pActiveView.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.AlternatingScaleBar";
IMapSurroundFrame mapSurroundFrame = mapFrame.CreateSurroundFrame(uid, null);
//设置MapSurroundFrame中比例尺的样式
IMapSurround mapSurround = mapSurroundFrame.MapSurround;
IScaleBar markerScaleBar = ((IScaleBar)mapSurround);
markerScaleBar.LabelPosition = esriVertPosEnum.esriBelow;
markerScaleBar.UseMapSettings();
//QI，确定mapSurroundFrame的位置
IElement element = mapSurroundFrame as IElement;
element.Geometry = pEnv;
//使用IGraphicsContainer接口添加显示
container.AddElement(element, 0);
pActiveView.Refresh();
}
private void method_5(IActiveView iactiveView_0)
{
IGraphicsContainer graphicsContainer = iactiveView_0.GraphicsContainer;
IMapFrame frame = graphicsContainer.FindFrame(iactiveView_0.FocusMap) as IMapFrame;
graphicsContainer.Reset();
IElement item = graphicsContainer.Next();
List <IElement> list = new List <IElement>();
while (item != null)
{
if (item != frame)
{
list.Add(item);
}
item = graphicsContainer.Next();
}
for (int i = 0; i < list.Count; i++)
{
try
{
graphicsContainer.DeleteElement(list[i]);
}
catch
{
}
}
}
/// <summary>
/// 生成一个默认指北针
/// </summary>
/// <param name="pageLayoutControl"></param>
/// <param name="startX"></param>
/// <param name="startY"></param>
/// <returns></returns>
public static IMapSurround GetDefaultNortthArrow(IPageLayoutControlDefault pageLayoutControl, double startX, double startY)
{
try
{
IPageLayout pageLayout = pageLayoutControl.PageLayout;
IActiveView pActiveView = pageLayoutControl.ActiveView;
IMap map = pActiveView.FocusMap;
if (pageLayout == null || map == null)
{
return(null);
}
IEnvelope envelope = new EnvelopeClass();
envelope.PutCoords(startX, startY, startX + 48, startY + 48); // Specify the location and size of the north arrow
IUID uid = new UIDClass();
uid.Value = "esriCarto.MarkerNorthArrow";
// Create a Surround. Set the geometry of the MapSurroundFrame to give it a location
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;
IMapSurround mapSurround = mapSurroundFrame.MapSurround;
return(mapSurround);
}
catch (System.Exception ex)
{
return(null);
}
}
private void mi_AddNorthArrow_Click(object sender, EventArgs e)
{
IActiveView pActiveView = axPageLayoutControl1.PageLayout as IActiveView;
IMap pMap = pActiveView.FocusMap as IMap;
IGraphicsContainer pGraphicsContainer = pActiveView as IGraphicsContainer;
IMapFrame pMapFrame = pGraphicsContainer.FindFrame(pMap) as IMapFrame;
IMapSurround pMapSurround;
INorthArrow pNorthArrow;
pNorthArrow = new MarkerNorthArrowClass();
pMapSurround = pNorthArrow;
pMapSurround.Name = "NorthArrow";
//定义UID
UID uid = new UIDClass();
uid.Value = "esriCarto.MarkerNorthArrow";
//定义MapSurroundFrame对象
IMapSurroundFrame pMapSurroundFrame = pMapFrame.CreateSurroundFrame(uid, null);
pMapSurroundFrame.MapSurround = pMapSurround;
//定义Envelope设置Element摆放的位置
IEnvelope pEnvelope = new EnvelopeClass();
pEnvelope.PutCoords(17, 25, 17, 25);
IElement pElement = pMapSurroundFrame as IElement;
pElement.Geometry = pEnvelope;
pGraphicsContainer.AddElement(pElement, 0);
}
private void ClearElements(IActiveView pActiveView)
{
IGraphicsContainer graphicsContainer = pActiveView.GraphicsContainer;
IMapFrame mapFrame = graphicsContainer.FindFrame(pActiveView.FocusMap) as IMapFrame;
(mapFrame as IMapGrids).ClearMapGrids();
graphicsContainer.Reset();
IElement element = graphicsContainer.Next();
List <IElement> list = new List <IElement>();
while (element != null)
{
if (element != mapFrame)
{
list.Add(element);
}
element = graphicsContainer.Next();
}
try
{
graphicsContainer.DeleteAllElements();
graphicsContainer.Reset();
element = graphicsContainer.Next();
if (element != null)
{
graphicsContainer.DeleteElement(element);
}
graphicsContainer.AddElement(mapFrame as IElement, -1);
pActiveView.FocusMap = mapFrame.Map;
}
catch (Exception)
{
}
}
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();
}
public override void OnClick()
{
LegendWizard legendWizard = new LegendWizard();
legendWizard.StyleGallery = this._context.StyleGallery;
IGraphicsContainer graphicsContainer = this._context.ActiveView as IGraphicsContainer;
IMapFrame mapFrame = graphicsContainer.FindFrame(this._context.FocusMap) as IMapFrame;
IMapSurroundFrame mapSurroundFrame = mapFrame.CreateSurroundFrame(new UID
{
Value = "esriCarto.Legend"
}, null);
legendWizard.InitialLegendFrame = mapSurroundFrame;
legendWizard.FocusMap = this._context.FocusMap;
legendWizard.ShowDialog();
IEnvelope envelope = new Envelope() as IEnvelope;
envelope.PutCoords(0.0, 0.0, 5.0, 10.0);
IEnvelope envelope2 = new Envelope() as IEnvelope;
mapSurroundFrame.MapSurround.QueryBounds(this._context.ActiveView.ScreenDisplay, envelope, envelope2);
(mapSurroundFrame as IElement).Geometry = envelope2;
INewElementOperation newElementOperation = new NewElementOperation();
newElementOperation.ActiveView = this._context.ActiveView;
newElementOperation.Element = (mapSurroundFrame as IElement);
this._context.OperationStack.Do(newElementOperation);
}
void addNorthArrow(IPageLayout pPageLayout, IEnvelope pEnv, IActiveView pActiveView)
{
IMap pMap = pActiveView.FocusMap;
IGraphicsContainer pGraphicsContainer = pPageLayout as IGraphicsContainer;
IMapFrame pMapFrame = pGraphicsContainer.FindFrame(pMap) as IMapFrame;
if (pStyleGalleryItem == null)
{
return;
}
IMapSurroundFrame pMapSurroundFrame = new MapSurroundFrameClass();
pMapSurroundFrame.MapFrame = pMapFrame;
INorthArrow pNorthArrow = new MarkerNorthArrowClass();
pNorthArrow = pStyleGalleryItem.Item as INorthArrow;
pNorthArrow.Size = pEnv.Width * 50;
pMapSurroundFrame.MapSurround = (IMapSurround)pNorthArrow; //根据用户的选取，获取相应的MapSurround
IElement pElement = axPageLayoutControl1.FindElementByName("NorthArrows"); //获取PageLayout中的指北针元素
if (pElement != null)
{
pGraphicsContainer.DeleteElement(pElement); //如果存在指北针，删除已经存在的指北针
}
IElementProperties pElePro = null;
pElement = (IElement)pMapSurroundFrame;
pElement.Geometry = (IGeometry)pEnv;
pElePro = pElement as IElementProperties;
pElePro.Name = "NorthArrows";
pGraphicsContainer.AddElement(pElement, 0);
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
public void makeScaleBar(IActiveView pActiveView, IPageLayout pPageLayout, IEnvelope pEnv)
{
IMap pMap = pActiveView.FocusMap;
IGraphicsContainer pGraphicsContainer = pPageLayout as IGraphicsContainer;
IMapFrame pMapFrame = pGraphicsContainer.FindFrame(pMap) as IMapFrame;
if (pStyleGalleryItem == null)
{
return;
}
IMapSurroundFrame pMapSurroundFrame = new MapSurroundFrameClass();
pMapSurroundFrame.MapFrame = pMapFrame;
pMapSurroundFrame.MapSurround = (IMapSurround)pStyleGalleryItem.Item;
IElement pElement = axPageLayoutControl1.FindElementByName("ScaleBar");
if (pElement != null)
{
pGraphicsContainer.DeleteElement(pElement); //删除已经存在的比例尺
}
IElementProperties pElePro = null;
pElement = (IElement)pMapSurroundFrame;
pElement.Geometry = (IGeometry)pEnv;
pElePro = pElement as IElementProperties;
pElePro.Name = "ScaleBar";
pGraphicsContainer.AddElement(pElement, 0);
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
/// <summary>
/// 获得图饰位置
/// </summary>
void GetSurroundPose()
{
m_mapSurroundList = new List <MapSurroundEntity>();
IGraphicsContainer graphicsContainer = axPageLayoutControl1.PageLayout as IGraphicsContainer;
IEnvelope mapEnvelop = (graphicsContainer.FindFrame(axPageLayoutControl1.ActiveView.FocusMap) as IElement).Geometry.Envelope;
graphicsContainer.Reset();
IElement element = graphicsContainer.Next();
while (element != null)
{
if (element is IMapFrame)
{
element = graphicsContainer.Next();
continue;
}
else
{
IEnvelope envelop = element.Geometry.Envelope as IEnvelope;
MapSurroundEntity mapSurroundEntity = new MapSurroundEntity();
mapSurroundEntity.left = envelop.XMin - mapEnvelop.XMin;
mapSurroundEntity.right = mapEnvelop.XMax - envelop.XMax;
mapSurroundEntity.top = mapEnvelop.YMax - envelop.YMax;
mapSurroundEntity.bottom = envelop.YMin - mapEnvelop.YMin;
mapSurroundEntity.width = envelop.Width;
mapSurroundEntity.height = envelop.Height;
mapSurroundEntity.element = element;
m_mapSurroundList.Add(mapSurroundEntity);
}
element = graphicsContainer.Next();
}
}
public void AddMapLegend(IPageLayout pageLayout, IMap map, System.Double posX, System.Double posY, System.Double legW)
{
try
{
if (pageLayout == null || map == null)
{
return;
}
IGraphicsContainer graphicsContainer = pageLayout as IGraphicsContainer; // Dynamic Cast
IMapFrame mapFrame = graphicsContainer.FindFrame(map) as IMapFrame; // Dynamic Cast
ESRI.ArcGIS.esriSystem.IUID uid = new ESRI.ArcGIS.esriSystem.UIDClass();
uid.Value = "esriCarto.Legend";
IMapSurroundFrame mapSurroundFrame = mapFrame.CreateSurroundFrame((ESRI.ArcGIS.esriSystem.UID)uid, null); // Explicit Cast
//Get aspect ratio
IQuerySize querySize = mapSurroundFrame.MapSurround as IQuerySize; // Dynamic Cast
System.Double w = 0;
System.Double h = 0;
querySize.QuerySize(ref w, ref h);
System.Double aspectRatio = w / h;
IEnvelope envelope = new EnvelopeClass();
envelope.PutCoords(posX, posY, (posX * legW), (posY * legW / aspectRatio));
IElement element = mapSurroundFrame as IElement; // Dynamic Cast
element.Geometry = envelope;
graphicsContainer.AddElement(element, 0);
}
catch (Exception ex)
{
frmErrorLog pfrmErrorLog = new frmErrorLog(); pfrmErrorLog.ex = ex; pfrmErrorLog.ShowDialog();
return;
}
}
/// <summary>
/// 文字比例尺
/// </summary>
/// <returns></returns>
public bool AddTxtSacleBar()
{
IStyleSelector pStyleSelector = new ScaleTextSelectorClass();
bool m_bOK = pStyleSelector.DoModal(0);
if (m_bOK == true)
{
IScaleText pScaleText = pStyleSelector.GetStyle(0) as IScaleText;
IEnvelope envelope = new EnvelopeClass();
envelope.PutCoords(0.2, 0.2, 5, 1);
ESRI.ArcGIS.esriSystem.IUID uid = new ESRI.ArcGIS.esriSystem.UIDClass();
uid.Value = "esriCarto.Scaletext";
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);
IMapSurround mapsurround = pScaleText as IMapSurround;
mapSurroundFrame.MapSurround = mapsurround;
IElement element = mapSurroundFrame as IElement;
element.Geometry = envelope;
element.Activate(activeView.ScreenDisplay);
graphicsContainer.AddElement(element, 0);
IMapSurround mapSurround = mapSurroundFrame.MapSurround;
}
return(true);
}
/// <summary>
/// 更新图饰位置
/// </summary>
private void UpdataSurroundPose()
{
if (m_mapSurroundList == null && m_mapSurroundList.Count < 1)
{
return;
}
IGraphicsContainer graphicsContainer = axPageLayoutControl1.PageLayout as IGraphicsContainer;
IEnvelope mapEnvelop = (graphicsContainer.FindFrame(axPageLayoutControl1.ActiveView.FocusMap) as IElement).Geometry.Envelope;
MapSurroundEntity mapSurroundEntity;
bool isUpdate = false;
for (int i = 0; i < m_mapSurroundList.Count; i++)
{
mapSurroundEntity = m_mapSurroundList[i];
IEnvelope elementEnv = mapSurroundEntity.element.Geometry.Envelope;
isUpdate = false;
if (mapSurroundEntity.element is IMapSurroundFrame)
{
isUpdate = UpdateMapSurroundFrame(mapEnvelop, mapSurroundEntity);
}
else if (mapSurroundEntity.element is ITextElement)
{
isUpdate = UpdateTextElement(mapEnvelop, mapSurroundEntity);
}
if (isUpdate)
{
graphicsContainer.UpdateElement(mapSurroundEntity.element);
}
}
}
public void add_grid()
{
activeView = pageLayoutControl.PageLayout as IActiveView;
map = activeView.FocusMap;
IMapGrid mapGrid;
IMeasuredGrid measuredGrid;
measuredGrid = new MeasuredGrid() as IMeasuredGrid;
mapGrid = measuredGrid as IMapGrid;
measuredGrid.FixedOrigin = true;
measuredGrid.Units = map.MapUnits;
measuredGrid.XIntervalSize = 10;
measuredGrid.YIntervalSize = 10;
measuredGrid.XOrigin = -180;
measuredGrid.YOrigin = -90;
IProjectedGrid projectedGrid;
projectedGrid = measuredGrid as IProjectedGrid;
projectedGrid.SpatialReference = map.SpatialReference;
mapGrid.Name = "Measured Grid";
IMapFrame mapFrame;
IGraphicsContainer graphicsContainer;
graphicsContainer = activeView as IGraphicsContainer;
mapFrame = graphicsContainer.FindFrame(map) as IMapFrame;
IMapGrids mapGrids = mapFrame as IMapGrids;
mapGrids.AddMapGrid(mapGrid);
activeView.PartialRefresh(esriViewDrawPhase.esriViewBackground, null, null);
}
/// <summary>
/// 添加图例
/// </summary>
/// <param name="layoutControl">布局视图</param>
/// <param name="pEnv">矩形框</param>
/// <param name="pLegend">图例</param>
public static void AddLegend(AxPageLayoutControl layoutControl, IEnvelope pEnv, ILegend2 pLegend)
{
if (pLegend == null)
{
return;
}
IGraphicsContainer pGraphicsContainer = layoutControl.PageLayout as IGraphicsContainer;
if (pGraphicsContainer == null)
{
return;
}
IMap pMap = layoutControl.ActiveView.FocusMap;
IMapFrame pMapFrame = pGraphicsContainer.FindFrame(pMap) as IMapFrame;
if (pMapFrame == null)
{
return;
}
IMapSurroundFrame pMapSurroundFrame = new MapSurroundFrameClass();
pMapSurroundFrame.MapFrame = pMapFrame;
//如果已经存在图例，删除已经存在的图例
MappingHelper.DeleteElementByName(layoutControl, "Legend");
pMapSurroundFrame.MapSurround = pLegend as IMapSurround;
//添加图例
IElement pElement = pMapSurroundFrame as IElement;
pElement.Geometry = pEnv;
//添加元素
MappingHelper.AddElementWithName(pGraphicsContainer, pElement, "Legend");
}
/// <summary>
/// 生成默认比例尺
/// </summary>
/// <param name="pageLayoutControl"></param>
/// <param name="startX"></param>
/// <param name="startY"></param>
/// <returns></returns>
public static IMapSurround GetDefaultScaleBar(IPageLayoutControlDefault pageLayoutControl, double startX, double startY)
{
try
{
IPageLayout pageLayout = pageLayoutControl.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.AlternatingScaleBar";
IMapSurroundFrame mapSurroundFrame = mapFrame.CreateSurroundFrame(uid, null);
//设置MapSurroundFrame中比例尺的样式
IMapSurround mapSurround = mapSurroundFrame.MapSurround;
IScaleBar markerScaleBar = ((IScaleBar)mapSurround);
markerScaleBar.LabelPosition = esriVertPosEnum.esriBelow;
markerScaleBar.UseMapSettings();
//QI，确定mapSurroundFrame的位置
IElement element = mapSurroundFrame as IElement;
IEnvelope envelope = new EnvelopeClass();
envelope.PutCoords(startX, startY, startX + 10, startY + 10);
element.Geometry = envelope;
mapSurround = mapSurroundFrame.MapSurround;
return(mapSurround);
}
catch (System.Exception ex)
{
return(null);
}
}
private bool method_0()
{
IActiveView activeView = this._context.ActiveView;
IGraphicsContainer graphicsContainer = activeView.GraphicsContainer;
bool result;
if (graphicsContainer == null)
{
return(false);
}
try
{
frmSymbolSelector frmSymbolSelector = new frmSymbolSelector();
if (frmSymbolSelector == null)
{
return(false);
}
INorthArrow northArrow = new MarkerNorthArrow();
frmSymbolSelector.SetSymbol(northArrow);
frmSymbolSelector.SetStyleGallery(this._context.StyleGallery);
if (frmSymbolSelector.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
northArrow = (frmSymbolSelector.GetSymbol() as INorthArrow);
if (northArrow == null)
{
result = false;
return(result);
}
northArrow.Refresh();
IEnvelope envelope = new Envelope() as IEnvelope;
envelope.PutCoords(5.0, 10.0, 8.0, 13.0);
IEnvelope envelope2 = new Envelope() as IEnvelope;
northArrow.QueryBounds(this._context.ActiveView.ScreenDisplay, envelope, envelope2);
UID clsid = new UID
{
Value = "esriCarto.MarkerNorthArrow"
};
IMapFrame mapFrame = graphicsContainer.FindFrame(activeView.FocusMap) as IMapFrame;
IMapSurroundFrame mapSurroundFrame = mapFrame.CreateSurroundFrame(clsid, northArrow);
IElement element = mapSurroundFrame as IElement;
element.Geometry = envelope2;
INewElementOperation operation = new NewElementOperation
{
ActiveView = this._context.ActiveView,
Element = element
};
this._context.OperationStack.Do(operation);
result = true;
return(result);
}
}
catch
{
}
result = false;
return(result);
}
public void fGetElements(double mapX, double mapY, ref IElement pElement)
{
IGraphicsContainerSelect m_graphicsContainerSelect;
IGraphicsContainer m_graphicsContainer = m_pagelayoutControl.ActiveView as IGraphicsContainer;
int i, m_selectCount;
IElement m_element, m_selectElement = null;
IGeometry m_geometry;
IMapFrame m_mapFrame;
bool ifElementHited;
IPoint m_point = new ESRI.ArcGIS.Geometry.Point();
m_point.X = mapX;
m_point.Y = mapY;
m_mapFrame = m_graphicsContainer.FindFrame(m_pagelayoutControl.ActiveView.FocusMap) as IMapFrame;
IFrameElement pFramElement = m_mapFrame as IFrameElement;
///////////////////////////////////////////////////////////////////////////////////////
m_graphicsContainerSelect = m_pagelayoutControl.PageLayout as IGraphicsContainerSelect;
m_selectCount = m_graphicsContainerSelect.ElementSelectionCount;//m_graphicsContainerSelect 中有的可供选择的元素
if (m_selectCount == 0)
{
m_elementToMove = null;
if (pFramElement != null)
{
pElement = pFramElement as IElement;
}
}
else
{
for (i = 0; i < m_selectCount; i++)
{
m_element = m_graphicsContainerSelect.SelectedElement(i);
m_geometry = m_element.Geometry;
m_graphicsContainer.LocateElementsByEnvelope(m_geometry.Envelope); //定位第i个元素所在的位置
ifElementHited = m_element.HitTest(mapX, mapY, 0.1); //判断鼠标点击位置是否与元素位置相同
if (ifElementHited)
{
m_graphicsContainerSelect.SelectElement(m_element); //选中元素，一遍对其进行移动
m_selectElement = m_element;
}
}
if (m_selectElement == null) //当鼠标没有选择graphicsContainerSelect中的元素时
{
m_elementToMove = pFramElement as IElement;
pElement = pFramElement as IElement;//鼠标选择地图数据框
}
else
{
pElement = m_selectElement;
m_elementToMove = m_selectElement; //是则可以移动该元素并选择元素
}
}
}
private bool method_0()
{
IActiveView activeView = this._context.ActiveView;
IGraphicsContainer graphicsContainer = activeView.GraphicsContainer;
bool result;
if (graphicsContainer == null)
{
result = false;
}
else
{
try
{
frmSymbolSelector frmSymbolSelector = new frmSymbolSelector();
if (frmSymbolSelector == null)
{
result = false;
return(result);
}
IScaleBar scaleBar = new HollowScaleBar();
frmSymbolSelector.SetSymbol(scaleBar);
frmSymbolSelector.SetStyleGallery(this._context.StyleGallery);
if (frmSymbolSelector.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
scaleBar = (frmSymbolSelector.GetSymbol() as IScaleBar);
if (scaleBar == null)
{
result = false;
return(result);
}
UID clsid = new UID
{
Value = "esriCarto.ScaleBar"
};
IMapFrame mapFrame = graphicsContainer.FindFrame(activeView.FocusMap) as IMapFrame;
scaleBar.Units = mapFrame.Map.DistanceUnits;
IMapSurroundFrame mapSurroundFrame = mapFrame.CreateSurroundFrame(clsid, scaleBar);
IElement element = mapSurroundFrame as IElement;
IEnvelope envelope = new Envelope() as IEnvelope;
envelope.PutCoords(2.0, 8.0, 9.0, 10.0);
IEnvelope envelope2 = new Envelope() as IEnvelope;
scaleBar.QueryBounds(this._context.ActiveView.ScreenDisplay, envelope, envelope2);
element.Geometry = envelope2;
INewElementOperation newElementOperation = new NewElementOperation();
newElementOperation.ActiveView = this._context.ActiveView;
newElementOperation.Element = element;
this._context.OperationStack.Do(newElementOperation);
result = true;
return(result);
}
}
catch
{
}
result = false;
}
return(result);
}
