/// <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");
}
