// 添加图例
public static void MakeLegend(AxPageLayoutControl pageLayoutControl, IEnvelope envelope)
{
IActiveView pActiveView = pageLayoutControl.ActiveView;
UID pUID = new UID()
{
Value = "esriCarto.Legend"
};
IGraphicsContainer pGraphicsContainer = pageLayoutControl.PageLayout as IGraphicsContainer;
IMapFrame pMapFrame = pGraphicsContainer.FindFrame(pActiveView.FocusMap) as IMapFrame;
// 根据唯一标识符，创建与之对应的MapSurroundFrame
IMapSurroundFrame pMapSurroundFrame = pMapFrame.CreateSurroundFrame(pUID, null);
// 获取PageLayout中的图例元素
IElement pDeleteElement = pageLayoutControl.FindElementByName("Legend");
if (pDeleteElement != null)
{
pGraphicsContainer.DeleteElement(pDeleteElement); // 如果已存在图例，删除已经存在的图例
}
// 设置MapSurroundFrame背景
ISymbolBackground pSymbolBackground = new SymbolBackgroundClass()
{
FillSymbol = new SimpleFillSymbolClass()
{
Color = AeUtilsSymbology.GetRgbColor(240, 240, 240),
Outline = new SimpleLineSymbolClass()
{
Color = AeUtilsSymbology.GetRgbColor(0, 0, 0)
}
}
};
pMapSurroundFrame.Background = pSymbolBackground;
// 添加图例
IElement pElement = pMapSurroundFrame as IElement;
pElement.Geometry = envelope as IGeometry;
IMapSurround pMapSurround = pMapSurroundFrame.MapSurround;
ILegend pLegend = pMapSurround as ILegend;
pLegend.ClearItems();
pLegend.Title = "图例";
for (int i = 0; i < pActiveView.FocusMap.LayerCount; i++)
{
ILegendItem pLegendItem = new HorizontalLegendItemClass()
{
Layer = pActiveView.FocusMap.get_Layer(i),
ShowDescriptions = false,
Columns = 1,
ShowHeading = true,
ShowLabels = true
};
pLegend.AddItem(pLegendItem);
}
pGraphicsContainer.AddElement(pElement, 0);
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
/// <summary>
/// 获取图例背景
/// </summary>
/// <returns></returns>
private static ISymbolBackground GetSymbolBackground()
{
//设置MapSurroundFrame背景
ISymbolBackground pSymbolBackground = new SymbolBackgroundClass();
IFillSymbol pFillSymbol = new SimpleFillSymbolClass();
ILineSymbol pLineSymbol = new SimpleLineSymbolClass();
pLineSymbol.Color = AeColor.GetRgbColor(0, 0, 0);
pFillSymbol.Color = AeColor.GetRgbColor(240, 240, 240);
pFillSymbol.Outline = pLineSymbol;
pSymbolBackground.FillSymbol = pFillSymbol;
return(pSymbolBackground);
}
private void MakeLegend(IActiveView pActiveView, IPageLayout pPageLayout, IEnvelope pEnv)
{
UID pID = new UID();
pID.Value = "esriCarto.Legend";
IGraphicsContainer pGraphicsContainer = pPageLayout as IGraphicsContainer;
IMapFrame pMapFrame = pGraphicsContainer.FindFrame(pActiveView.FocusMap) as IMapFrame;
IMapSurroundFrame pMapSurroundFrame = pMapFrame.CreateSurroundFrame(pID, null); //根据唯一标示符，创建与之对应MapSurroundFrame
IElement pDeletElement = axPageLayoutControl1.FindElementByName("Legend"); //获取PageLayout中的图例元素
if (pDeletElement != null)
{
pGraphicsContainer.DeleteElement(pDeletElement); //如果已经存在图例，删除已经存在的图例
}
//设置MapSurroundFrame背景
ISymbolBackground pSymbolBackground = new SymbolBackgroundClass();
IFillSymbol pFillSymbol = new SimpleFillSymbolClass();
ILineSymbol pLineSymbol = new SimpleLineSymbolClass();
pLineSymbol.Color = m_OperatePageLayout.GetRgbColor(0, 0, 0);
pFillSymbol.Color = m_OperatePageLayout.GetRgbColor(240, 240, 240);
pFillSymbol.Outline = pLineSymbol;
pSymbolBackground.FillSymbol = pFillSymbol;
pMapSurroundFrame.Background = pSymbolBackground;
//添加图例
IElement pElement = pMapSurroundFrame as IElement;
pElement.Geometry = pEnv as IGeometry;
IMapSurround pMapSurround = pMapSurroundFrame.MapSurround;
ILegend pLegend = pMapSurround as ILegend;
pLegend.ClearItems();
pLegend.Title = "图例";
for (int i = 0; i < pActiveView.FocusMap.LayerCount; i++)
{
ILegendItem pLegendItem = new HorizontalLegendItemClass();
pLegendItem.Layer = pActiveView.FocusMap.get_Layer(i);//获取添加图例关联图层
pLegendItem.ShowDescriptions = false;
pLegendItem.Columns = 1;
pLegendItem.ShowHeading = true;
pLegendItem.ShowLabels = true;
pLegend.AddItem(pLegendItem);//添加图例内容
}
pGraphicsContainer.AddElement(pElement, 0);
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
/// <summary>
/// 为PageLayout对象添加图例对象
/// </summary>
/// <param name="pPageLayout">PageLayout对象</param>
/// <param name="pEnvelope">图例添加的位置</param>
public static void AddLegendToPageLayout(AxPageLayoutControl axpagelayoutcontrol, IEnvelope pEnvelope)
{
IPageLayout pageLayout;
pageLayout = axpagelayoutcontrol.PageLayout;
try
{
IActiveView pActiveView = pageLayout as IActiveView;
IMap pMap = pActiveView.FocusMap;
IGraphicsContainer pGraphicsContainer = pActiveView as IGraphicsContainer;
IMapFrame pMapFrame = pGraphicsContainer.FindFrame(pMap) as IMapFrame;
UID pUID = new UID();
pUID.Value = "{7A3F91E4-B9E3-11d1-8756-0000F8751720}";
ISymbolBackground pSymbolBackground = new SymbolBackgroundClass();
IFillSymbol pFillSymbol = new SimpleFillSymbolClass();
ILineSymbol pLineSymbol = new SimpleLineSymbolClass();
pFillSymbol.Color = GetRgbColor(255, 255, 255);
pLineSymbol.Color = GetRgbColor(255, 255, 255);
pFillSymbol.Outline = pLineSymbol;
pSymbolBackground.FillSymbol = pFillSymbol;
IMapSurroundFrame pMapSurroundFrame = pMapFrame.CreateSurroundFrame(pUID, null);
pMapSurroundFrame.Background = pSymbolBackground;
IElement pElement = pMapSurroundFrame as IElement;
pElement.Geometry = pEnvelope;
IMapSurround pMapSurround = pMapSurroundFrame.MapSurround;
ILegend pLegend = pMapSurround as ILegend;
pLegend.ClearItems();
pLegend.Title = "图例";
ITextSymbol pTextSymbol = new TextSymbolClass();
pTextSymbol.Size = 10;
pTextSymbol.HorizontalAlignment = esriTextHorizontalAlignment.esriTHALeft;
ILegendItem pLegendItem = null;
for (int i = 0; i < pActiveView.FocusMap.LayerCount; i++)
{
ILayer pLayer = pActiveView.FocusMap.get_Layer(i);
if (pLayer is IFeatureLayer)
{
IFeatureLayer pFLayer = pLayer as IFeatureLayer;
IFeatureClass pFeatureClass = pFLayer.FeatureClass;
if (pFeatureClass.FeatureType == esriFeatureType.esriFTAnnotation)
{
continue;
}
else
{
pLegendItem = new HorizontalBarLegendItemClass();
pLegendItem.Layer = pLayer;
pLegendItem.Columns = 1;
pLegendItem.ShowDescriptions = false;
pLegendItem.ShowHeading = false;
pLegendItem.ShowLabels = true;
pLegendItem.LayerNameSymbol = pTextSymbol;
pLegend.AddItem(pLegendItem);
}
}
}
}
catch(Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void button1_Click(object sender, EventArgs e)
{
string input = this.tbxInput.Text;
string cat = this.tbxSet.Text;
string folder = this.tbxOutput.Text;
string target = this.tbxTarget.Text;
string depth = this.cbxDepth.Text;
IStyleGalleryStorage sgs = new StyleGalleryClass();
while (sgs.FileCount > 0)
{
sgs.RemoveFile(sgs.get_File(0));
}
IStyleGallery sg = sgs as IStyleGallery;
sgs.AddFile(input);
sgs.TargetFile = target;
IPageLayout3 layout = new PageLayoutClass();
IGraphicsContainer con = layout as IGraphicsContainer;
IPage page = layout.Page;
page.Units = esriUnits.esriPoints;
IRgbColor bgc = new RgbColorClass();
bgc.Red = 255;
bgc.Green = 255;
bgc.Blue = 254;
IFrameProperties fp = page as IFrameProperties;
ISymbolBackground bg = new SymbolBackgroundClass();
bg.Gap = 0;
ISimpleFillSymbol sfs = new SimpleFillSymbolClass();
sfs.Color = bgc as IColor;
ISimpleLineSymbol sls = new SimpleLineSymbolClass();
sls.Style = esriSimpleLineStyle.esriSLSNull;
sfs.Outline = sls;
bg.FillSymbol = sfs as IFillSymbol;
fp.Background = bg;
IEnumStyleGalleryItem items = sg.get_Items("Marker Symbols", input, cat);
IStyleGalleryItem item = items.Next();
while (item != null)
{
//con.DeleteAllElements();
IMarkerElement mele = new MarkerElementClass();
IMarkerSymbol sym_m = item.Item as IMarkerSymbol;
IMultiLayerMarkerSymbol sym_ml = sym_m as IMultiLayerMarkerSymbol;
double pic_size;
if (sym_ml.Size % 2 == 0)
{
pic_size = sym_ml.Size+4;
}
else
{
pic_size = sym_ml.Size+5;
}
page.PutCustomSize(pic_size, pic_size);
IPoint ptn = new PointClass();
ptn.PutCoords(pic_size / 2, pic_size / 2);
IElement ele_i = mele as IElement;
ele_i.Geometry = ptn;
sym_m.Size = sym_ml.Size;
mele.Symbol = sym_m;
con.AddElement(ele_i, 0);
IActiveView av = layout as IActiveView;
string pic_file = folder+"\\"+item.Name + ".png";
ExportPNG(av, pic_file,bgc,depth);
con.DeleteElement(ele_i);
ISymbol sym = CreatePictureMarkerSymbol(esriIPictureType.esriIPicturePNG, pic_file, pic_size) as ISymbol;
IStyleGalleryItem newitem = new StyleGalleryItemClass();
newitem.Name = item.Name;
newitem.Item = sym;
newitem.Category = cat;
sg.AddItem(newitem);
item = items.Next();
}
MessageBox.Show("成功导出图标");
}
// 添加图例
private void AddLegend()
{
IActiveView pActiveView = axPageLayoutControl_main.ActiveView;
IGraphicsContainer pGC = axPageLayoutControl_main.PageLayout as IGraphicsContainer;
UID pUID = new UIDClass()
{
Value = "esriCarto.Legend"
};
IMapFrame pMapFrame = pGC.FindFrame(pActiveView.FocusMap) as IMapFrame;
// 根据唯一标识符，创建与之对应的MapSurroundFrame
IMapSurroundFrame pMapSurroundFrame = pMapFrame.CreateSurroundFrame(pUID, null);
// 检查PageLayout中是否已有图例（有则删除）
IElement pDelElement = axPageLayoutControl_main.FindElementByName("Legend");
if (pDelElement != null)
{
pGC.DeleteElement(pDelElement);
}
// 设置MapSurroundFrame背景
ISymbolBackground pSymbolBackground = new SymbolBackgroundClass()
{
FillSymbol = new SimpleFillSymbolClass()
{
Color = GetRgbColor(240, 240, 240),
Outline = new SimpleLineSymbolClass()
{
Color = GetRgbColor(0, 0, 0),
Width = 1
}
}
};
pMapSurroundFrame.Background = pSymbolBackground;
// 添加图例
IElement pElement = pMapSurroundFrame as IElement;
IEnvelope pEnv = axPageLayoutControl_main.Extent;
pEnv.XMin += 2;
pEnv.YMin += 3;
pElement.Geometry = pEnv;
IMapSurround pMapSurround = pMapSurroundFrame.MapSurround;
ILegend pLegend = pMapSurround as ILegend;
pLegend.ClearItems();
pLegend.Title = "图例";
for (int i = 0; i < pActiveView.FocusMap.LayerCount; i++)
{
ILegendItem pLegendItem = new HorizontalLegendItemClass()
{
Layer = pActiveView.FocusMap.get_Layer(i),
ShowDescriptions = false,
Columns = 1,
ShowHeading = true,
ShowLabels = true
};
pLegend.AddItem(pLegendItem);
}
pGC.AddElement(pElement, 0);
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
private void frmSymbolProperty_Load(object sender, EventArgs e)
{
if (this.m_pStyleGalleryItem != null)
{
this.txtName.Text = this.m_pStyleGalleryItem.Name;
this.txtCategory.Text = this.m_pStyleGalleryItem.Category;
this.symbolItem1.Symbol = this.m_pStyleGalleryItem.Item;
if (this.symbolItem1.Symbol is IMarkerSymbol)
{
this.m_SymbolType = enumSymbolType.enumSTPoint;
}
else if (this.symbolItem1.Symbol is ILineSymbol)
{
this.m_SymbolType = enumSymbolType.enumSTLine;
}
else if (this.symbolItem1.Symbol is IFillSymbol)
{
this.m_SymbolType = enumSymbolType.enumSTFill;
}
else if (this.symbolItem1.Symbol is ITextSymbol)
{
this.m_SymbolType = enumSymbolType.enumSTText;
}
else if (this.symbolItem1.Symbol is IColorRamp)
{
this.m_SymbolType = enumSymbolType.enumSTColorRamp;
}
else if (this.symbolItem1.Symbol is IColor)
{
this.m_SymbolType = enumSymbolType.enumSTColor;
}
else if (this.symbolItem1.Symbol is ISymbolBorder)
{
this.m_SymbolType = enumSymbolType.enumSTBorder;
}
else if (this.symbolItem1.Symbol is ISymbolBackground)
{
this.m_SymbolType = enumSymbolType.enumSTBackground;
}
else if (this.symbolItem1.Symbol is ISymbolShadow)
{
this.m_SymbolType = enumSymbolType.enumSTShadow;
}
else if (this.symbolItem1.Symbol is IMarkerNorthArrow)
{
this.m_SymbolType = enumSymbolType.enumSTNorthArrow;
}
else if (this.symbolItem1.Symbol is IScaleBar)
{
this.m_SymbolType = enumSymbolType.enumSTScaleBar;
}
else if (this.symbolItem1.Symbol is IScaleText)
{
this.m_SymbolType = enumSymbolType.enumSTScaleText;
}
else if (this.symbolItem1.Symbol is ILegendItem)
{
this.m_SymbolType = enumSymbolType.enumSTLegendItem;
}
else
{
this.m_SymbolType = enumSymbolType.enumSTUnknown;
}
}
else
{
this.m_pStyleGalleryItem = new ServerStyleGalleryItemClass();
object obj2 = null;
switch (this.m_SymbolType)
{
case enumSymbolType.enumSTPoint:
this.txtName.Text = "点符号";
obj2 = new MultiLayerMarkerSymbolClass();
((IMultiLayerMarkerSymbol)obj2).AddLayer(new SimpleMarkerSymbolClass());
break;
case enumSymbolType.enumSTLine:
this.txtName.Text = "线符号";
obj2 = new MultiLayerLineSymbolClass();
((IMultiLayerLineSymbol)obj2).AddLayer(new SimpleLineSymbolClass());
break;
case enumSymbolType.enumSTFill:
this.txtName.Text = "面符号";
obj2 = new MultiLayerFillSymbolClass();
((IMultiLayerFillSymbol)obj2).AddLayer(new SimpleFillSymbolClass());
break;
case enumSymbolType.enumSTText:
case enumSymbolType.enumSTColorRamp:
case enumSymbolType.enumSTColor:
case enumSymbolType.enumSTLinePatch:
case enumSymbolType.enumSTAreaPatch:
return;
case enumSymbolType.enumSTNorthArrow:
this.txtName.Text = "指北针";
obj2 = new MarkerNorthArrowClass();
break;
case enumSymbolType.enumSTScaleBar:
this.txtName.Text = "比例尺";
obj2 = new ScaleLineClass();
break;
case enumSymbolType.enumSTScaleText:
this.txtName.Text = "比例尺文本";
obj2 = new ScaleTextClass();
break;
case enumSymbolType.enumSTBorder:
this.txtName.Text = "边界";
obj2 = new SymbolBorderClass();
break;
case enumSymbolType.enumSTShadow:
this.txtName.Text = "阴影";
obj2 = new SymbolShadowClass();
break;
case enumSymbolType.enumSTBackground:
this.txtName.Text = "背景";
obj2 = new SymbolBackgroundClass();
break;
case enumSymbolType.enumSTLegendItem:
this.txtName.Text = "图例项";
obj2 = new HorizontalLegendItemClass();
break;
case enumSymbolType.enumSTLabel:
this.txtName.Text = "标注";
obj2 = new LabelStyleClass();
break;
default:
return;
}
this.symbolItem1.Symbol = obj2;
this.m_pStyleGalleryItem.Name = this.txtName.Text;
this.m_pStyleGalleryItem.Category = this.txtCategory.Text;
this.m_pStyleGalleryItem.Item = obj2;
}
}