/// <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");
}
/// <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>
/// 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>
/// 添加默认图例
/// </summary>
/// <param name="layoutControl">布局视图</param>
/// <param name="pEnv">矩形框</param>
public static void AddDefaultLegend(AxPageLayoutControl layoutControl, IEnvelope pEnv)
{
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;
}
UID pID = new UID {
Value = "esriCarto.Legend"
};
IMapSurroundFrame
pMapSurroundFrame = pMapFrame.CreateSurroundFrame(pID, null); //根据唯一标示符，创建与之对应MapSurroundFrame
//如果已经存在图例，删除已经存在的图例
MappingHelper.DeleteElementByName(layoutControl, "Legend");
//添加图例
IElement pElement = pMapSurroundFrame as IElement;
if (pElement == null)
{
return;
}
pElement.Geometry = pEnv;
IMapSurround pMapSurround = pMapSurroundFrame.MapSurround;
ILegend2 pLegend = pMapSurround as ILegend2;
if (pLegend == null)
{
return;
}
//设置图例属性
SetLegendProperty(pLegend, pMap);
//添加元素
MappingHelper.AddElementWithName(pGraphicsContainer, pElement, "Legend");
}
/// <summary>
/// 添加制图标题
/// </summary>
/// <param name="layoutControl">布局视图</param>
/// <param name="pEnv">矩形框</param>
/// <param name="textElement">文本元素</param>
public static void AddMapTitle(AxPageLayoutControl layoutControl, IEnvelope pEnv, ITextElement textElement)
{
if (textElement == null)
{
return;
}
IGraphicsContainer pGraphicsContainer = layoutControl.PageLayout as IGraphicsContainer;
if (pGraphicsContainer == null)
{
return;
}
//如果存在标题，则删除标题
MappingHelper.DeleteElementByName(layoutControl, MapTitle);
IElement pElement = (IElement)textElement;
pElement.Geometry = pEnv;
//添加元素
MappingHelper.AddElementWithName(pGraphicsContainer, pElement, MapTitle);
}