private void Btn_AddTitle_Click(object sender, EventArgs e)
{
ITextSymbol textSymbol = new TextSymbolClass();
textSymbol.Color = Tool_.PutRGB(0, 0, 0);
stdole.IFontDisp font = new stdole.StdFontClass() as stdole.IFontDisp;
font.Bold = true;
font.Italic = true;
textSymbol.Font = font;
textSymbol.Size = m_pEnvelopDrawed.Width * 20;
IGraphicsContainer pGraphicsContainer = Ctrl_PageLayout.ActiveView.GraphicsContainer;
ITextElement pTextElement = new TextElementClass
{
ScaleText = true,
Symbol = textSymbol,
Text = "Title"
};
if (m_pTitleElement != null)
{
pGraphicsContainer.DeleteElement(m_pTitleElement);
}
IElement pElement = pTextElement as IElement;
IPoint pPosition = new PointClass();
pPosition.PutCoords(
m_pEnvelopDrawed.XMin + (m_pEnvelopDrawed.XMax - m_pEnvelopDrawed.XMin) / 2,
m_pEnvelopDrawed.YMin + (m_pEnvelopDrawed.YMax - m_pEnvelopDrawed.YMin) / 2);
pElement.Geometry = pPosition;
pGraphicsContainer.AddElement(pElement, 0);
m_pTitleElement = pElement;
Ctrl_PageLayout.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
/// <summary>
///
/// </summary>
/// <param name="lstvalue"></param>
/// <param name="pageXPart">在X方向所在位置占整个page的比例比例</param>
/// <param name="pageYPart">在Y方向所在位置占整个page的比例比例</param>
/// <returns></returns>
public bool AddText(List <string> lstvalue, double pageXPart, double pageYPart, string fountName, double fontSize)
{
pTextElement = new TextElementClass();
string sValue = lstvalue[0];
for (int i = 1; i < lstvalue.Count; i++)
{
sValue += "\n" + lstvalue[i];
}
pTextElement.Text = sValue;
IElement pElment = pTextElement as IElement;
ITextSymbol pSymbol = new TextSymbolClass();
pSymbol.HorizontalAlignment = esriTextHorizontalAlignment.esriTHALeft;
stdole.Font pFont;
pFont = new stdole.StdFontClass();
pFont.Name = fountName;
pFont.Size = (decimal)fontSize;
pSymbol.Font = pFont as stdole.IFontDisp;
pTextElement.Symbol = pSymbol;
IPoint pPoint = new PointClass();
IEnvelope pEnv = new EnvelopeClass();
pEnv = this.mainPage.ActiveView.Extent;
pPoint.PutCoords((pEnv.XMin + pEnv.YMax) * pageXPart, (pEnv.YMin + pEnv.YMax) * pageYPart);
addText(pTextElement, pPoint);
return(true);
}
// 添加标题
private void AddTitle()
{
// 注记放置位置
IEnvelope pEnv = axPageLayoutControl_main.Extent;
IPoint pPoint = new PointClass()
{
X = (pEnv.XMin + pEnv.XMax) / 2,
Y = pEnv.YMax - 3
};
// 文本符号
stdole.IFontDisp pFont = new stdole.StdFontClass() as stdole.IFontDisp;
pFont.Name = "arial";
ITextSymbol pSymbol = new TextSymbolClass()
{
Size = 360.0,
Font = pFont,
Color = GetRgbColor(0, 0, 0)
};
// 添加文本对象
IElement pElement = new TextElementClass()
{
Text = "观看预设点可见性专题图",
Size = 360.0,
Symbol = pSymbol,
Geometry = pPoint
};
(axPageLayoutControl_main.PageLayout as IGraphicsContainer).AddElement(pElement, 0);
axPageLayoutControl_main.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
private void button7_Click(object sender, EventArgs e)
{
ITextSymbol textSymbol = new TextSymbolClass();
textSymbol.Color = m_pFillColor;
stdole.IFontDisp font = new stdole.StdFontClass() as stdole.IFontDisp;
font.Bold = true;
font.Italic = true;
textSymbol.Font = font;
textSymbol.Size = trackBar1.Value;
IMap curMap = frmMainOper(OperationType.GetMap) as IMap;
(curMap as IGraphicsContainer).DeleteAllElements();
for (int i = 0; i < m_pTarFeatureClass.FeatureCount(null); i++)
{
ITextElement curText = new TextElementClass();
curText.ScaleText = true;
curText.Symbol = textSymbol;
curText.Text = m_pTarFeatureClass.GetFeature(i).get_Value(m_nTarFieldIndex).ToString();
IElement curElement = curText as IElement;
IEnvelope curEnvelope = m_pTarFeatureClass.GetFeature(i).Extent;
IPoint position = new PointClass();
position.PutCoords(curEnvelope.XMin + (curEnvelope.XMax - curEnvelope.XMin) / 2, curEnvelope.YMin + (curEnvelope.YMax - curEnvelope.YMin));
curElement.Geometry = position;
(curMap as IGraphicsContainer).AddElement(curElement, i);
}
frmMainOper(OperationType.RefreshMapCtrl);
}
private void btn_OK_Click(object sender, EventArgs e)
{
IFeatureClass pFeatureClass = (IFeatureClass)m_FeatureLayer.FeatureClass;
IFeatureCursor pFeatureCursor = pFeatureClass.Search(null, true);
IFeature pFeatrue = pFeatureCursor.NextFeature();
while (pFeatrue != null)
{
IFields pFields = pFeatrue.Fields;
int i = pFields.FindField(cbx_Field.SelectedItem.ToString());
IEnvelope pEnvelope = pFeatrue.Extent;
IPoint pPoint = new PointClass();
pPoint.PutCoords(pEnvelope.XMin + pEnvelope.Width / 2, pEnvelope.YMin + pEnvelope.Height / 2);
stdole.IFontDisp pFont;
pFont = new stdole.StdFontClass() as stdole.IFontDisp;
pFont.Name = lbl_PreviewFont.Font.Name;
pFont.Italic = lbl_PreviewFont.Font.Italic;
pFont.Underline = lbl_PreviewFont.Font.Underline;
pFont.Bold = lbl_PreviewFont.Font.Bold;
pFont.Size = (decimal)lbl_PreviewFont.Font.Size;
pFont.Strikethrough = lbl_PreviewFont.Font.Strikeout;
IRgbColor pRGB = new RgbColorClass();
pRGB.Red = (int)lbl_PreviewFont.ForeColor.R;
pRGB.Green = (int)lbl_PreviewFont.ForeColor.G;
pRGB.Blue = (int)lbl_PreviewFont.ForeColor.B;
ITextSymbol pTextSymbol = new TextSymbolClass();
pTextSymbol.Size = lbl_PreviewFont.Font.Size;
pTextSymbol.Font = pFont;
pTextSymbol.Color = pRGB;
ITextElement pTextEle = new TextElementClass();
pTextEle.Text = pFeatrue.get_Value(i).ToString();
pTextEle.ScaleText = true;
pTextEle.Symbol = pTextSymbol;
IElement pEle = (IElement)pTextEle;
pEle.Geometry = pPoint;
IActiveView pActiveView = (IActiveView)m_MapControl.Map;
IGraphicsContainer pGraphicsContatiner = (IGraphicsContainer)m_MapControl.Map;
pGraphicsContatiner.AddElement(pEle, 0);
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
pPoint = null;
pEle = null;
pFeatrue = pFeatureCursor.NextFeature();
}
}
/// <summary>
/// 创建字体对象
/// </summary>
/// <param name="size">字体大小 默认为16</param>
/// <param name="bold">是否为加粗字体 默认为不加粗</param>
/// <returns>返回 IFontDisp 对象</returns>
public static stdole.IFontDisp CreateFontDisp(int size = 16, bool bold = false)
{
stdole.IFontDisp fontDisp = new stdole.StdFontClass() as stdole.IFontDisp;
fontDisp.Bold = bold;
fontDisp.Name = "Arial";
fontDisp.Italic = false;
fontDisp.Underline = false;
fontDisp.Size = size;
return(fontDisp);
}
///<summary>Generate a default FontDisp object.</summary>
///
///<returns>An stdole.IFontDisp interface</returns>
///
///<remarks></remarks>
public stdole.IFontDisp GetFontDisp(int size, bool isbold = false)
{
stdole.IFontDisp fontDisp = new stdole.StdFontClass() as stdole.IFontDisp; // Dynamic Cast
fontDisp.Bold = isbold;
fontDisp.Name = "Arial";
fontDisp.Italic = false;
fontDisp.Underline = false;
fontDisp.Size = size;
return(fontDisp);
}
private void mnuAnnotation_Click(object sender, EventArgs e)
{
IGraphicsContainer pGraphicsContainer = MainMap.Map as IGraphicsContainer;
ILayer pLayer = MainMap.get_Layer(0);
IGeoFeatureLayer pGeoFeatureLayer = pLayer as IGeoFeatureLayer;
// 清空当前图层标注集合
IAnnotateLayerPropertiesCollection pAnnoProps = pGeoFeatureLayer.AnnotationProperties;
pAnnoProps.Clear();
// 建立标注文本符号
stdole.IFontDisp pFont = new stdole.StdFontClass() as stdole.IFontDisp;
pFont.Name = "宋体";
pFont.Size = 9;
IRgbColor pColor = new RgbColorClass();
pColor.Red = 250;
pColor.Blue = 10;
pColor.Green = 50;
ITextSymbol pTextSymbol = new TextSymbolClass();
pTextSymbol.Font = pFont;
pTextSymbol.Color = pColor as IColor;
// 设置标注位置
ILineLabelPosition pPosition = new LineLabelPositionClass();
pPosition.Parallel = false;
pPosition.Perpendicular = false;
ILineLabelPlacementPriorities pPlacement = new LineLabelPlacementPrioritiesClass();
IBasicOverposterLayerProperties pBasic = new BasicOverposterLayerProperties();
pBasic.FeatureType = esriBasicOverposterFeatureType.esriOverposterPolyline;
pBasic.LineLabelPosition = pPosition;
// 新建一个图层标注引擎对象
ILabelEngineLayerProperties pLabelEngine = new LabelEngineLayerPropertiesClass();
pLabelEngine.Symbol = pTextSymbol;
pLabelEngine.BasicOverposterLayerProperties = pBasic;
pLabelEngine.IsExpressionSimple = true;
pLabelEngine.Expression = "[ADCODE93]";
IAnnotateLayerProperties pAnnoLayerProps = pLabelEngine as IAnnotateLayerProperties;
pAnnoProps.Add(pAnnoLayerProps);
pGeoFeatureLayer.DisplayAnnotation = true;
MainMap.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
public void MapControl_OnMouseDown(object sender, ESRI.ArcGIS.Controls.IMapControlEvents2_OnMouseDownEvent e)
{
//If left hand mouse button
if (e.button == 1)
{
//Create a point and grab hold of the IPoint inteface
IPoint pPoint = new PointClass();
//Set point properties
pPoint.PutCoords(e.mapX, e.mapY);
ITextSymbol pTextSymbol = new TextSymbolClass();
stdole.IFontDisp pFont;
pFont = new stdole.StdFontClass() as stdole.IFontDisp;
pFont.Name = textBox1.Font.Name;
pFont.Italic = textBox1.Font.Italic;
pFont.Underline = textBox1.Font.Underline;
pFont.Bold = textBox1.Font.Bold;
pFont.Size = (decimal)textBox1.Font.Size;
pFont.Strikethrough = textBox1.Font.Strikeout;
IRgbColor pRGB = new RgbColorClass();
pRGB.Red = (int)textBox1.ForeColor.R;
pRGB.Green = (int)textBox1.ForeColor.G;
pRGB.Blue = (int)textBox1.ForeColor.B;
pTextSymbol.Size = textBox1.Font.Size;
pTextSymbol.Font = pFont;
pTextSymbol.Color = pRGB;
ITextElement pTextEle = new TextElementClass();
pTextEle.Text = textBox1.Text;
pTextEle.ScaleText = true;
pTextEle.Symbol = pTextSymbol;
IElement pEle = (IElement)pTextEle;
pEle.Geometry = pPoint;
IActiveView pActiveView = (IActiveView)m_MapControl.Map;
IGraphicsContainer pGraphicsContatiner = (IGraphicsContainer)m_MapControl.Map;
pGraphicsContatiner.AddElement(pEle, 0);
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
this.Close();
}
private stdole.IFontDisp ToFontDisp(System.Drawing.Font font)
{
stdole.IFont aFont;
aFont = new stdole.StdFontClass();
aFont.Name = font.Name;
aFont.Size = (decimal)font.Size;
aFont.Bold = font.Bold;
aFont.Italic = font.Italic;
aFont.Strikethrough = font.Strikeout;
aFont.Underline = font.Underline;
return(aFont as stdole.IFontDisp);
}
/// <summary>
/// 改变一个图层的标注符号和标注字段
/// </summary>
/// <param name="feaLayer"></param>
private void ChangeLayerAnno(IFeatureLayer feaLayer)
{
IGeoFeatureLayer geoLayer = feaLayer as IGeoFeatureLayer;
if (geoLayer == null)
{
return;
}
geoLayer.AnnotationProperties.Clear();
RgbColorClass color = new RgbColorClass();
color.Red = 255;
color.Blue = 0;
color.Green = 0;
TextSymbolClass txtSymbol = new TextSymbolClass();
stdole.StdFontClass font = new stdole.StdFontClass();
font.Name = "黑体";
font.Size = 12;
txtSymbol.Font = font as stdole.IFontDisp;
txtSymbol.Color = color;
LineLabelPositionClass linePos = new LineLabelPositionClass();
linePos.Parallel = false;
linePos.Perpendicular = true;
linePos.Above = true;
LineLabelPlacementPrioritiesClass linePlac = new LineLabelPlacementPrioritiesClass();
BasicOverposterLayerPropertiesClass basOve = new BasicOverposterLayerPropertiesClass();
//不屏蔽这句有些线图层的标注不显示
//basOve.FeatureType = esriBasicOverposterFeatureType.esriOverposterPolyline;
basOve.LineLabelPosition = linePos;
basOve.LineLabelPlacementPriorities = linePlac;
LabelEngineLayerPropertiesClass labelProp = new LabelEngineLayerPropertiesClass();
labelProp.BasicOverposterLayerProperties = basOve;
labelProp.Symbol = txtSymbol;
labelProp.Expression = "[" + feaLayer.DisplayField + "]";
geoLayer.AnnotationProperties.Add(labelProp);
}
private void mnuLabel_Click(object sender, EventArgs e)
{
IGraphicsContainer pGraphicsContainer = MainMap.Map as IGraphicsContainer;
ILayer pLayer = MainMap.get_Layer(0);
IFeatureLayer pFeatureLayer = pLayer as IFeatureLayer;
IFeatureClass pFeatureClass = pFeatureLayer.FeatureClass;
int fldIndex = pFeatureClass.Fields.FindField("ADCODE93");
IFeatureCursor pFeatureCursor = pFeatureClass.Search(null, false);
IFeature pFeature = pFeatureCursor.NextFeature();
while (pFeature != null)
{
IEnvelope pEnvelope = pFeature.Shape.Envelope;
IPoint pPoint = new PointClass();
pPoint.PutCoords(pEnvelope.XMin + pEnvelope.Width / 2, pEnvelope.YMin + pEnvelope.Height / 2);
stdole.IFontDisp pFont = new stdole.StdFontClass() as stdole.IFontDisp;
pFont.Name = "宋体";
pFont.Size = 9;
IRgbColor pColor = new RgbColorClass();
pColor.Red = 110;
pColor.Blue = 200;
pColor.Green = 60;
ITextSymbol pTextSymbol = new TextSymbolClass();
pTextSymbol.Font = pFont;
pTextSymbol.Color = pColor as IColor;
ITextElement pTextElement = new TextElementClass();
pTextElement.Text = pFeature.get_Value(fldIndex).ToString();
pTextElement.ScaleText = true;
pTextElement.Symbol = pTextSymbol;
IElement pElement = pTextElement as IElement;
pElement.Geometry = pPoint;
pGraphicsContainer.AddElement(pElement, 0);
pFeature = pFeatureCursor.NextFeature();
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(pFeatureCursor);
GC.Collect();
GC.WaitForPendingFinalizers();
MainMap.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
public void ProportionalRenderer1(IFeatureLayer featLayer, string fieldName, IColorRamp colorRamp, int size)
{
IGeoFeatureLayer geoFeatureLayer;
IFeatureLayer featureLayer;
IProportionalSymbolRenderer proportionalSymbolRenderer;
ITable table;
ICursor cursor;
IDataStatistics dataStatistics;
IStatisticsResults statisticsResult;
stdole.IFontDisp fontDisp;
geoFeatureLayer = featLayer as IGeoFeatureLayer;
featureLayer = geoFeatureLayer as IFeatureLayer;
table = geoFeatureLayer as ITable;
cursor = table.Search(null, true);
dataStatistics = new DataStatisticsClass();
dataStatistics.Cursor = cursor;
dataStatistics.Field = fieldName;
statisticsResult = dataStatistics.Statistics;
if (statisticsResult != null)
{
IFillSymbol fillSymbol = new SimpleFillSymbolClass();
fillSymbol.Color = colorRamp.get_Color(0);
ICharacterMarkerSymbol characterMarkerSymbol = new CharacterMarkerSymbolClass();
fontDisp = new stdole.StdFontClass() as stdole.IFontDisp;
fontDisp.Name = "arial";
fontDisp.Size = 20;
characterMarkerSymbol.Font = fontDisp;
characterMarkerSymbol.CharacterIndex = 90;
characterMarkerSymbol.Color = colorRamp.get_Color(4);
characterMarkerSymbol.Size = size;
proportionalSymbolRenderer = new ProportionalSymbolRendererClass();
proportionalSymbolRenderer.ValueUnit = esriUnits.esriUnknownUnits;
proportionalSymbolRenderer.Field = fieldName;
proportionalSymbolRenderer.FlanneryCompensation = false;
proportionalSymbolRenderer.MinDataValue = statisticsResult.Minimum;
proportionalSymbolRenderer.MaxDataValue = statisticsResult.Maximum;
proportionalSymbolRenderer.BackgroundSymbol = fillSymbol;
proportionalSymbolRenderer.MinSymbol = characterMarkerSymbol as ISymbol;
proportionalSymbolRenderer.LegendSymbolCount = 10;
proportionalSymbolRenderer.CreateLegendSymbols();
geoFeatureLayer.Renderer = proportionalSymbolRenderer as IFeatureRenderer;
}
}
//ProportionalSymbolRenderer
private void button4_Click(object sender, EventArgs e)
{
IGeoFeatureLayer geoFeatureLayer;
IFeatureLayer featureLayer;
IProportionalSymbolRenderer proportionalSymbolRenderer;
ITable table;
ICursor cursor;
IDataStatistics dataStatistics;
IStatisticsResults statisticsResult;
stdole.IFontDisp fontDisp;
geoFeatureLayer = getGeoLayer("Continents");
featureLayer = geoFeatureLayer as IFeatureLayer;
table = geoFeatureLayer as ITable;
cursor = table.Search(null, true);
dataStatistics = new DataStatisticsClass();
dataStatistics.Cursor = cursor;
dataStatistics.Field = "sqmi";
statisticsResult = dataStatistics.Statistics;
if (statisticsResult != null)
{
IFillSymbol fillSymbol = new SimpleFillSymbolClass();
fillSymbol.Color = getRGB(0, 255, 0);
ICharacterMarkerSymbol characterMarkerSymbol = new CharacterMarkerSymbolClass();
fontDisp = new stdole.StdFontClass() as stdole.IFontDisp;
fontDisp.Name = "arial";
fontDisp.Size = 20;
characterMarkerSymbol.Font = fontDisp;
characterMarkerSymbol.CharacterIndex = 90;
characterMarkerSymbol.Color = getRGB(255, 0, 0);
characterMarkerSymbol.Size = 8;
proportionalSymbolRenderer = new ProportionalSymbolRendererClass();
proportionalSymbolRenderer.ValueUnit = esriUnits.esriUnknownUnits;
proportionalSymbolRenderer.Field = "sqmi";
proportionalSymbolRenderer.FlanneryCompensation = false;
proportionalSymbolRenderer.MinDataValue = statisticsResult.Minimum;
proportionalSymbolRenderer.MaxDataValue = statisticsResult.Maximum;
proportionalSymbolRenderer.BackgroundSymbol = fillSymbol;
proportionalSymbolRenderer.MinSymbol = characterMarkerSymbol as ISymbol;
proportionalSymbolRenderer.LegendSymbolCount = 10;
proportionalSymbolRenderer.CreateLegendSymbols();
geoFeatureLayer.Renderer = proportionalSymbolRenderer as IFeatureRenderer;
}
this.axMapControl1.Refresh();
}
private void textelementlable()
{
IFeatureLayer pfl = getlayerbyname(cbxLayer.SelectedItem.ToString());
IFeatureClass featureclass = pfl.FeatureClass;
IFeatureCursor pFeatureCursor;
pFeatureCursor = featureclass.Search(null, true);
IFeature pFeat = pFeatureCursor.NextFeature();
while (pFeat != null)
{
IFields pFields = pFeat.Fields;
int i = pFields.FindField(cbxField.SelectedItem.ToString());;
IEnvelope pEnv = pFeat.Extent;
IPoint pPoint = new PointClass();
pPoint.PutCoords(pEnv.XMin + pEnv.Width / 2, pEnv.YMin + pEnv.Height / 2);
stdole.IFontDisp pFont = new stdole.StdFontClass() as stdole.IFontDisp;
pFont.Name = comboBox2.SelectedItem.ToString();
ITextSymbol pTextSymbol = new TextSymbolClass();
pTextSymbol.Size = Convert.ToInt16(comboBox3.SelectedItem.ToString());
pTextSymbol.Font = pFont;
if (pRGB.NullColor)
{
pRGB.Red = 110;
pRGB.Blue = 200;
pRGB.Green = 60;
}
pTextSymbol.Color = pRGB;
ITextElement pTextEle = new TextElementClass();
pTextEle.Text = pFeat.get_Value(i).ToString();
pTextEle.ScaleText = true;
pTextEle.Symbol = pTextSymbol;
IElement pEle = pTextEle as IElement;
pEle.Geometry = pPoint;
IActiveView pActiveView = pMap as IActiveView;
IGraphicsContainer pGraphicsContainer = pMap as IGraphicsContainer;
pGraphicsContainer.AddElement(pEle, 0);
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
pPoint = null;
pEle = null;
pFeat = pFeatureCursor.NextFeature();
}
}
/// <summary>
/// Optional, wire the cboFont's SelectedValueChanged event if you want
/// to use this tool control to set the default text font of the document
/// </summary>
private void cboFont_SelectedValueChanged(object sender, EventArgs e)
{
//Change document default text font
if (m_application != null)
{
IMxDocument mxDoc = m_application.Document as IMxDocument;
if (!mxDoc.DefaultTextFont.Name.Equals(cboFont.SelectedValue.ToString()))
{
FontFamily ff = (FontFamily)cboFont.SelectedItem;
//Use the stdole to create the font
stdole.IFontDisp newFont = new stdole.StdFontClass() as stdole.IFontDisp;
newFont.Name = ff.GetName(1);
newFont.Size = mxDoc.DefaultTextFont.Size;
//Alternative: Create a .Net Font object then convert
//Font f = new Font(ff.GetName(1), (float)mxDoc.DefaultTextFont.Size);
//stdole.IFontDisp newFont = (stdole.IFontDisp)ESRI.ArcGIS.ADF.COMSupport.OLE.GetIFontDispFromFont(f);
//Set other font properties
if (mxDoc.DefaultTextFont.Bold)
{
newFont.Bold = true;
}
if (mxDoc.DefaultTextFont.Italic)
{
newFont.Italic = true;
}
if (mxDoc.DefaultTextFont.Underline)
{
newFont.Underline = true;
}
if (mxDoc.DefaultTextFont.Strikethrough)
{
newFont.Strikethrough = true;
}
mxDoc.DefaultTextFont = newFont;
//Set dirty flag with change
IDocumentDirty docDirty = mxDoc as IDocumentDirty;
docDirty.SetDirty();
}
}
}
//添加文本
public bool AddText()
{
pTextElement = new TextElementClass();
pTextElement.Text = "输入文本";
IElement pElment = pTextElement as IElement;
ITextSymbol pSymbol = new TextSymbolClass();
pSymbol.HorizontalAlignment = esriTextHorizontalAlignment.esriTHALeft;
stdole.Font pFont;
pFont = new stdole.StdFontClass();
pFont.Name = "verdana";
pFont.Size = 40;
pSymbol.Font = pFont as stdole.IFontDisp;
pTextElement.Symbol = pSymbol;
addText(pTextElement, null);
return(true);
}
public static void TextElementLabel(IMapControl2 mapControl, IFeatureLayer featureLayer, string fieldName)
{
IMap pMap = mapControl.Map;
// 获取图层所有要素
IFeatureCursor pFeatureCursor = featureLayer.FeatureClass.Search(null, false);
IFeature pFeature = pFeatureCursor.NextFeature();
while (pFeature != null)
{
IFields pFields = pFeature.Fields;
// 找出标注字段的索引号
int index = pFields.FindField(fieldName);
// 得到要素的Envelope对象
IEnvelope pEnv = pFeature.Extent;
IPoint pPoint = new PointClass()
{
X = pEnv.XMin + pEnv.Width / 2,
Y = pEnv.YMin + pEnv.Height / 2
};
// 新建字体对象
stdole.IFontDisp pFont = new stdole.StdFontClass() as stdole.IFontDisp;
pFont.Name = "arial";
// 设置文本符号
ITextSymbol pTextSymbol = new TextSymbolClass()
{
Size = 20,
Font = pFont,
Color = AeUtils.GetRgbColor(255, 0, 0)
};
// 添加文本对象
IElement pTextElement = new TextElementClass()
{
Text = pFeature.get_Value(index).ToString(),
ScaleText = true,
Symbol = pTextSymbol
};
pTextElement.Geometry = pPoint;
(pMap as IGraphicsContainer).AddElement(pTextElement, 0);
mapControl.Refresh(esriViewDrawPhase.esriViewGraphics);
pFeature = pFeatureCursor.NextFeature();
}
}
//标注
public static void TextElementLabel(IMap pMap, IFeatureClass pFeatureClass, string fieldName)
{
IFeatureCursor pFeatureCursor = pFeatureClass.Search(null, true);
IFeature pFeature = pFeatureCursor.NextFeature();
while (pFeature != null)
{
IFields pFields = pFeature.Fields;
int i = pFields.FindField(fieldName);
//得到要素的Envelope
IEnvelope pEnv = pFeature.Extent;
IPoint pPoint = new PointClass();
//确定字符要素的Geometry，它是envelope的中心点
pPoint.PutCoords(pEnv.XMin + pEnv.Width / 2, pEnv.YMin + pEnv.Height / 2);
//新建字体对象，设置字体的属性
stdole.IFontDisp pFont = new stdole.StdFontClass() as stdole.IFontDisp;
pFont.Name = "Arial";
IRgbColor pColor = new RgbColorClass();
pColor.Red = 110; pColor.Green = 200;
pColor.Blue = 60;
//产生一个文本符号
ITextSymbol pTextSymbol = new TextSymbolClass();
pTextSymbol.Size = 3;
pTextSymbol.Font = pFont;
pTextSymbol.Color = pColor;
//产生一个文本元素对象
ITextElement pTextElement = new TextElementClass();
pTextElement.Text = pFeature.get_Value(i).ToString();
pTextElement.ScaleText = true;
pTextElement.Symbol = pTextSymbol;
IElement pElement = pTextElement as IElement;
pElement.Geometry = pPoint;
IActiveView pActiveView = pMap as IActiveView;
IGraphicsContainer pGraphicsContainer = pMap as IGraphicsContainer;
//将文本元素加入地图
pGraphicsContainer.AddElement(pElement, 0);
//刷新地图（局部刷新）
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
pFeature = pFeatureCursor.NextFeature();
}
}
public static void ShowLabel(IFeatureLayer featureLayer, string fieldName, IMapControl2 mapControl)
{
// 逐一对每一个要素添加Label
IFeatureCursor pFeatureCursor = featureLayer.FeatureClass.Search(null, false);
IFeature pFeature = pFeatureCursor.NextFeature();
while (pFeature != null)
{
// 注记摆放位置
IEnvelope pEnvelope = pFeature.Extent;
IPoint pPoint = new PointClass()
{
X = pEnvelope.XMin + pEnvelope.Width / 2,
Y = pEnvelope.YMin + pEnvelope.Height / 2
};
// 文本符号
stdole.IFontDisp pFont = new stdole.StdFontClass() as stdole.IFontDisp;
pFont.Name = "arial";
ITextSymbol pSymbol = new TextSymbolClass()
{
Size = 20,
Font = pFont,
Color = GetRgbColor(255, 0, 0)
};
// 添加文本对象
int index = pFeature.Fields.FindField(fieldName);
IElement pTextElement = new TextElementClass()
{
Text = pFeature.get_Value(index).ToString(),
ScaleText = true,
Symbol = pSymbol,
Geometry = pPoint
};
(mapControl.Map as IGraphicsContainer).AddElement(pTextElement, 0);
mapControl.Refresh(esriViewDrawPhase.esriViewGraphics, null, null);
pFeature = pFeatureCursor.NextFeature();
}
}
private void Annotation()
{
string fieldname = cbxField.SelectedItem.ToString();
IFeatureLayer featureLayer = getlayerbyname(cbxLayer.SelectedItem.ToString());
IGeoFeatureLayer pGeoFeatLyr = featureLayer as IGeoFeatureLayer;
stdole.IFontDisp pFont = new stdole.StdFontClass() as stdole.IFontDisp;
pFont.Name = comboBox2.SelectedItem.ToString();
ITextSymbol pTextSymbol = new TextSymbolClass();
pTextSymbol.Size = Convert.ToInt16(comboBox3.SelectedItem.ToString());
pTextSymbol.Font = pFont;
if (pRGB.NullColor)
{
pRGB.Red = 255;
pRGB.Blue = 0;
pRGB.Green = 0;
}
pTextSymbol.Color = pRGB;
IAnnotateLayerPropertiesCollection pAnnoProps = pGeoFeatLyr.AnnotationProperties;
pAnnoProps.Clear();
ILabelEngineLayerProperties pLabelEngine = new LabelEngineLayerPropertiesClass();
pLabelEngine.Symbol = pTextSymbol;
pLabelEngine.Expression = "[" + fieldname + "]";
IAnnotateLayerProperties pAnnoLayerProps = pLabelEngine as IAnnotateLayerProperties;
pAnnoLayerProps.DisplayAnnotation = true;
pAnnoLayerProps.LabelWhichFeatures = esriLabelWhichFeatures.esriAllFeatures;
pAnnoProps.Add(pAnnoLayerProps);
pGeoFeatLyr.DisplayField = fieldname;
pGeoFeatLyr.DisplayAnnotation = true;
IActiveView pActiveView = pMap as IActiveView;
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
// 显示观看预设点注记
private void ShowViewerFIDLabel()
{
IFeatureLayer pFeatureLayer = GetLayerByName("Viewer") as IFeatureLayer;
IFeatureCursor pFeatureCursor = pFeatureLayer.FeatureClass.Search(null, false);
IFeature pFeature = pFeatureCursor.NextFeature();
while (pFeature != null)
{
// 注记放置位置
IEnvelope pEnv = pFeature.Extent;
IPoint pPoint = new PointClass()
{
X = pEnv.XMin, Y = pEnv.YMin + 0.0001
};
// 文本符号
stdole.IFontDisp pFont = new stdole.StdFontClass() as stdole.IFontDisp;
pFont.Name = "arial";
ITextSymbol pSymbol = new TextSymbolClass()
{
Size = 24,
Font = pFont,
Color = GetRgbColor(255, 0, 0)
};
// 添加文本对象
IElement pElement = new TextElementClass()
{
Text = pFeature.get_Value(0) + "号观看预设点",
ScaleText = true,
Symbol = pSymbol,
Geometry = pPoint
};
(m_pMapC2.Map as IGraphicsContainer).AddElement(pElement, 0);
m_pMapC2.Refresh(esriViewDrawPhase.esriViewGraphics, null, null);
pFeature = pFeatureCursor.NextFeature();
}
}
/// <summary>
/// Optional, wire the cboFont's SelectedValueChanged event if you want
/// to use this tool control to set the default text font of the document
/// </summary>
private void cboFont_SelectedValueChanged(object sender, EventArgs e)
{
//Change document default text font
if (m_application != null)
{
IMxDocument mxDoc = m_application.Document as IMxDocument;
if (!mxDoc.DefaultTextFont.Name.Equals(cboFont.SelectedValue.ToString()))
{
FontFamily ff = (FontFamily)cboFont.SelectedItem;
//Use the stdole to create the font
stdole.IFontDisp newFont = new stdole.StdFontClass() as stdole.IFontDisp;
newFont.Name = ff.GetName(1);
newFont.Size = mxDoc.DefaultTextFont.Size;
//Alternative: Create a .Net Font object then convert
//Font f = new Font(ff.GetName(1), (float)mxDoc.DefaultTextFont.Size);
//stdole.IFontDisp newFont = (stdole.IFontDisp)ESRI.ArcGIS.ADF.COMSupport.OLE.GetIFontDispFromFont(f);
//Set other font properties
if (mxDoc.DefaultTextFont.Bold)
newFont.Bold = true;
if (mxDoc.DefaultTextFont.Italic)
newFont.Italic = true;
if (mxDoc.DefaultTextFont.Underline)
newFont.Underline = true;
if (mxDoc.DefaultTextFont.Strikethrough)
newFont.Strikethrough = true;
mxDoc.DefaultTextFont = newFont;
//Set dirty flag with change
IDocumentDirty docDirty = mxDoc as IDocumentDirty;
docDirty.SetDirty();
}
}
}
private void btn_OK_Click(object sender, EventArgs e)
{
IGeoFeatureLayer pGeoFeatureLayer = (IGeoFeatureLayer)m_FeatureLayer;
//清除原有注记
pGeoFeatureLayer.DisplayAnnotation = false;
m_MapControl.Refresh(esriViewDrawPhase.esriViewBackground, null, null);
//得到图层的标注属性集合对象
IAnnotateLayerPropertiesCollection pAnnoProps = pGeoFeatureLayer.AnnotationProperties;
//清空这个集合内的对象
pAnnoProps.Clear();
IAnnotateLayerProperties pAnnoLayerProps;
ILineLabelPlacementPriorities pPlacement;
ILineLabelPosition pPosition;
IBasicOverposterLayerProperties pBasic;
ILabelEngineLayerProperties pLabelEngine;
//设置文本属性
stdole.IFontDisp pFont;
pFont = new stdole.StdFontClass() as stdole.IFontDisp;
pFont.Name = lbl_PreviewFont.Font.Name;
pFont.Italic = lbl_PreviewFont.Font.Italic;
pFont.Underline = lbl_PreviewFont.Font.Underline;
pFont.Bold = lbl_PreviewFont.Font.Bold;
pFont.Size = (decimal)lbl_PreviewFont.Font.Size;
pFont.Strikethrough = lbl_PreviewFont.Font.Strikeout;
IRgbColor pRGB = new RgbColorClass();
pRGB.Red = (int)lbl_PreviewFont.ForeColor.R;
pRGB.Green = (int)lbl_PreviewFont.ForeColor.G;
pRGB.Blue = (int)lbl_PreviewFont.ForeColor.B;
ITextSymbol pTextSymbol = new TextSymbolClass();
pTextSymbol.Size = lbl_PreviewFont.Font.Size;
pTextSymbol.Font = pFont;
pTextSymbol.Color = pRGB;
//设置注记文本的位置
pPosition = new LineLabelPositionClass();
pPosition.Parallel = false;
pPosition.Perpendicular = true;
pPlacement = new LineLabelPlacementPrioritiesClass();
pBasic = new BasicOverposterLayerPropertiesClass();
pBasic.FeatureType = esriBasicOverposterFeatureType.esriOverposterPolyline;
pBasic.LineLabelPosition = pPosition;
//新建一个图层注记引擎对象，并设置它的属性
pLabelEngine = new LabelEngineLayerPropertiesClass();
pLabelEngine.Symbol = pTextSymbol;
pLabelEngine.BasicOverposterLayerProperties = pBasic;
//设置注记字段
pLabelEngine.Expression = "[" + cbx_Field.SelectedItem.ToString() + "]";
pAnnoLayerProps = (IAnnotateLayerProperties)pLabelEngine;
pAnnoProps.Add(pAnnoLayerProps);
pGeoFeatureLayer.DisplayAnnotation = true;
m_MapControl.Refresh(esriViewDrawPhase.esriViewBackground, null, null);
}
//this method is called when the user clicks the "Compare Vertices" button at the bottom of the form
private void cmdCompare_Click(object sender, EventArgs e)
{
try
{
if (cboLayer1.SelectedItem.ToString() == "" || cboLayer2.SelectedItem.ToString() == "" || txtOID1.Text == "" || txtOID2.Text == "") //the double pipe is an or operator that "short circuts", meaning that it will bail out early if the condition is true, whereas the single pipe evaluates all conditions
{
MessageBox.Show("Choose polygon layer, or specify OBJECTID.", "Verify Selections...", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
//show busy mouse
System.Windows.Forms.Cursor.Current = System.Windows.Forms.Cursors.WaitCursor;
IFeatureLayer pFeatureLayer1 = null;
IFeatureLayer pFeatureLayer2 = null;
IPointCollection pPtnCollMissingVertices = new MultipointClass(); //point collection for missing vertices and used for graphics layer
IPoint pPointMissing = new PointClass(); //used for graphics layer
//get access to polygon layer 1
for (int i = 0; i < pMap.LayerCount; i++)
{
if (pMap.get_Layer(i) is IFeatureLayer)
{
if (pMap.get_Layer(i).Name.ToString() == cboLayer1.SelectedItem.ToString())
{
pFeatureLayer1 = pMap.get_Layer(i) as IFeatureLayer;
break;
}
}
}
//get access to polygon layer 2
for (int i = 0; i < pMap.LayerCount; i++)
{
if (pMap.get_Layer(i) is IFeatureLayer)
{
if (pMap.get_Layer(i).Name.ToString() == cboLayer2.SelectedItem.ToString())
{
pFeatureLayer2 = pMap.get_Layer(i) as IFeatureLayer;
break;
}
}
}
//clear the x,y report list box
lstMissingVertices.Items.Clear();
//get vertices for feature 1
//set up query filter for feature 1
IQueryFilter pQueryFilter = new QueryFilter();
pQueryFilter.WhereClause = "OBJECTID = " + txtOID1.Text;
//set up feature cursor for feature 1
IFeatureCursor pFeatureCursor = pFeatureLayer1.Search(pQueryFilter, false);
//get feature 1
IFeature pFeature1 = pFeatureCursor.NextFeature();
//if no objectid is found
if (pFeature1 == null)
{
MessageBox.Show("The provided OBJECTID was not found for layer: " + cboLayer1.SelectedItem, "ObjectID Not Found", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
//get feature 1 as a polygon
IPolygon pPolygon1 = pFeature1.Shape as IPolygon;
//get the point collection for feature 1
IPointCollection pPointColl1 = pPolygon1 as IPointCollection;
//get vertices for feature 2
//set up query filter for feature 2
pQueryFilter = new QueryFilter();
pQueryFilter.WhereClause = "OBJECTID = " + txtOID2.Text;
//set up feature cursor for feature 2
pFeatureCursor = null; //reuse the feature cursor from above
pFeatureCursor = pFeatureLayer2.Search(pQueryFilter, false);
//get feature 2
IFeature pFeature2 = pFeatureCursor.NextFeature();
//if no objectid is found
if (pFeature2 == null)
{
MessageBox.Show("The provided OBJECTID was not found for layer: " + cboLayer1.SelectedItem, "ObjectID Not Found", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
//get feature 1 as a polygon
IPolygon pPolygon2 = pFeature2.Shape as IPolygon;
//get the point collection for feature 1
IPointCollection pPointColl2 = pPolygon2 as IPointCollection;
//loop through point collection and check for missing vertices
IPoint pPoint1;
IPoint pPoint2;
Boolean blnFound;
//loop through each point in the first collection and check for missing
for (int i = 0; i < pPointColl1.PointCount; i++)
{
pPoint1 = pPointColl1.get_Point(i);
//loop through all the points in the second collection and check for the point from the above collection
blnFound = false;
for (int j = 0; j < pPointColl2.PointCount; j++)
{
pPoint2 = pPointColl2.get_Point(j);
//check for overlapping points
if (pPoint1.X == pPoint2.X && pPoint1.Y == pPoint2.Y)
{
blnFound = true;
}
}
//if no overlapping points were found, report the missing x,y location to the listbox
if (blnFound == false)
{
lstMissingVertices.Items.Add(pPoint1.X + " " + pPoint1.Y + " " + " Feet" + " (missing from polygon 2)");
//add the missing point to a new collection for display on map
pPtnCollMissingVertices.AddPoint(pPoint1);
}
}
//loop through each point in the first collection and check for missing
for (int i = 0; i < pPointColl2.PointCount; i++)
{
pPoint2 = pPointColl2.get_Point(i);
//loop through all the points in the second collection and check for the point from the above collection
blnFound = false;
for (int j = 0; j < pPointColl1.PointCount; j++)
{
pPoint1 = pPointColl1.get_Point(j);
//check for overlapping points
if (pPoint2.X == pPoint1.X && pPoint2.Y == pPoint1.Y)
{
blnFound = true;
}
}
//if no overlapping points were found, report the missing x,y location to the listbox
if (blnFound == false)
{
lstMissingVertices.Items.Add(pPoint2.X + " " + pPoint2.Y + " " + " Feet" + " (missing from polygon 1)");
//add the missing point to a new collection for display on map
pPtnCollMissingVertices.AddPoint(pPoint2);
}
}
//if no missing vertices were found, inform the user
if (lstMissingVertices.Items.Count < 1)
{
lstMissingVertices.Items.Add("No Missing Vertices Found");
}
//display vertices if checkbox is checked
if (chkDisplayVertices.Checked == true)
{
//show busy mouse
System.Windows.Forms.Cursor.Current = System.Windows.Forms.Cursors.WaitCursor;
//set up the graphics layer for the display of vertices
ICompositeGraphicsLayer2 pCompositeGraphicLayer = pMap.BasicGraphicsLayer as ICompositeGraphicsLayer2;
ICompositeLayer pCompositeLayer = pCompositeGraphicLayer as ICompositeLayer;
ILayer pLayer;
IGraphicsLayer pGraphicsLayer;
IGraphicsContainer pGraphicsContainer;
//loop through the graphics layer and check for the missing vertices layer. if found, delete it
for (int i = 0; i < pCompositeLayer.Count; i++)
{
pLayer = pCompositeLayer.Layer[i];
if (pLayer.Name == "MissingVertices")
{
pCompositeGraphicLayer.DeleteLayer("MissingVertices");
break;
}
}
//set up a new 'missing vertices' graphics layer
pGraphicsLayer = pCompositeGraphicLayer.AddLayer("MissingVertices", null);
pMap.ActiveGraphicsLayer = pGraphicsLayer as ILayer;
pGraphicsContainer = pCompositeGraphicLayer.FindLayer("MissingVertices") as IGraphicsContainer;
//define the color
ESRI.ArcGIS.Display.IRgbColor rgbColorCls = new ESRI.ArcGIS.Display.RgbColorClass();
rgbColorCls.Red = 250;
rgbColorCls.Green = 0;
rgbColorCls.Blue = 0;
//define the font
stdole.IFontDisp stdFontCls = new stdole.StdFontClass() as stdole.IFontDisp;
stdFontCls.Name = "ESRI Surveyor Marker"; //this one has a thin-line hollow circle
stdFontCls.Name = "ESRI Surveyor"; //this one has a bold-line hollow circle
stdFontCls.Size = 16;
//set the character marker symbol's properties
ESRI.ArcGIS.Display.ICharacterMarkerSymbol charMarkerSymb = new ESRI.ArcGIS.Display.CharacterMarkerSymbolClass();
charMarkerSymb.Angle = 0;
charMarkerSymb.CharacterIndex = 47;
charMarkerSymb.Color = rgbColorCls;
charMarkerSymb.Font = stdFontCls;
charMarkerSymb.Size = 16;
charMarkerSymb.XOffset = 0;
charMarkerSymb.YOffset = 0;
//place the graphics on the map
for (int i = 0; i < pPtnCollMissingVertices.PointCount; i++)
{
pPointMissing = pPtnCollMissingVertices.Point[i];
IElement pElement = new MarkerElement();
pElement.Geometry = pPointMissing;
IMarkerElement pMarkerElement = pElement as IMarkerElement;
pMarkerElement.Symbol = charMarkerSymb;
pGraphicsContainer.AddElement(pElement, 0);
}
//refresh the map, in order to see the newly added graphics
pActiveView.Refresh();
}
}
catch (Exception ex)
{
MessageBox.Show("Error Message: " + Environment.NewLine + ex.Message + Environment.NewLine + Environment.NewLine +
"Error Source: " + Environment.NewLine + ex.Source + Environment.NewLine + Environment.NewLine +
"Error Location:" + Environment.NewLine + ex.StackTrace,
"AGRC Custom Tools ArcMap Error!", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
}
private stdole.IFontDisp ToFontDisp(System.Drawing.Font font)
{
stdole.IFont aFont;
aFont = new stdole.StdFontClass();
aFont.Name = font.Name;
aFont.Size = (decimal)font.Size;
aFont.Bold = font.Bold;
aFont.Italic = font.Italic;
aFont.Strikethrough = font.Strikeout;
aFont.Underline = font.Underline;
return aFont as stdole.IFontDisp;
}
/// <summary>
/// 绘制瓦斯压力点符号
/// ge绘制瓦斯压力点的数据结构
/// editlayer指定需要在哪个图层添加该瓦斯压力点
/// 2013-12-14
/// lntu_GISer1
/// </summary>
/// <param name="ge"></param>
/// <param name="pfeaLayer"></param>
public void DrawGasPressureGE(IFeatureLayer editlayer, GasPressureEntity ge)
{
IFeature f;
IPoint p;
//定义一个地物类,把要编辑的图层转化为定义的地物类
IFeatureClass fc = editlayer.FeatureClass;
//先定义一个编辑的工作空间,然后把转化为数据集,最后转化为编辑工作空间,
IWorkspaceEdit w = (fc as IDataset).Workspace as IWorkspaceEdit;
//开始事务操作
w.StartEditing(false);
//开始编辑
w.StartEditOperation();
//创建一个地物
f = fc.CreateFeature();
p = new PointClass();
//设置点的坐标
p.PutCoords(Convert.ToDouble(ge.CoordinateX), Convert.ToDouble(ge.CoordinateY));
try
{
//确定图形类型
f.Shape = p;
int num3;
//num3 = editlayer.FeatureClass.Fields.FindField("PRIMARY_KEY");
//f.set_Value(num3, ge.PrimaryKey);
num3 = editlayer.FeatureClass.Fields.FindField("COORDINATE_X");
f.set_Value(num3, ge.CoordinateX);
num3 = editlayer.FeatureClass.Fields.FindField("COORDINATE_Y");
f.set_Value(num3, ge.CoordinateY);
num3 = editlayer.FeatureClass.Fields.FindField("COORDINATE_Z");
f.set_Value(num3, ge.CoordinateZ);
num3 = editlayer.FeatureClass.Fields.FindField("DEPTH");
f.set_Value(num3, ge.Depth);
num3 = editlayer.FeatureClass.Fields.FindField("GAS_PRESSURE_VALUE");
f.set_Value(num3, ge.GasPressureValue);
num3 = editlayer.FeatureClass.Fields.FindField("MEASURE_DATE_TIME");
f.set_Value(num3, ge.MeasureDateTime);
//保存地物
f.Store();
ICharacterMarkerSymbol pMarkerSymbol;
pMarkerSymbol = new CharacterMarkerSymbolClass();
stdole.IFontDisp stdFont = new stdole.StdFontClass() as stdole.IFontDisp;
stdFont.Name = "ESRI Caves 3";
stdFont.Size = 48;
pMarkerSymbol.Font = stdFont;
pMarkerSymbol.CharacterIndex = 107;
//Symbol颜色
pMarkerSymbol.Color = getRGB(0, 0, 0);
//Symbol旋转角度
pMarkerSymbol.Angle = 0;
//Symbol大小
pMarkerSymbol.Size = 48;
RenderfeatureLayer(editlayer, pMarkerSymbol as ISymbol);
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
//结束编辑
w.StopEditOperation();
//结束事务操作
w.StopEditing(true);
}
/// <summary>
/// 绘制瓦斯含量点
/// </summary>
/// <param name="editlayer"></param>
/// <param name="ge"></param>
public void DrawGasContentPointGE(IFeatureLayer editlayer, GasContentEntity ge)
{
IFeature f;
IPoint p;
//定义一个地物类,把要编辑的图层转化为定义的地物类
IFeatureClass fc = editlayer.FeatureClass;
//先定义一个编辑的工作空间,然后把转化为数据集,最后转化为编辑工作空间,
IWorkspaceEdit w = (fc as IDataset).Workspace as IWorkspaceEdit;
//开始事务操作
w.StartEditing(false);
//开始编辑
w.StartEditOperation();
//创建一个地物
f = fc.CreateFeature();
p = new PointClass();
//设置点的坐标
p.PutCoords(Convert.ToDouble(ge.CoordinateX), Convert.ToDouble(ge.CoordinateY));
try
{
//确定图形类型
f.Shape = p;
int num3;
//num3 = editlayer.FeatureClass.Fields.FindField("PRIMARY_KEY");
//f.set_Value(num3, ge.PrimaryKey);
num3 = editlayer.FeatureClass.Fields.FindField("COORDINATE_X");
f.set_Value(num3, ge.CoordinateX);
num3 = editlayer.FeatureClass.Fields.FindField("COORDINATE_Y");
f.set_Value(num3, ge.CoordinateY);
num3 = editlayer.FeatureClass.Fields.FindField("COORDINATE_Z");
f.set_Value(num3, ge.CoordinateZ);
num3 = editlayer.FeatureClass.Fields.FindField("DEPTH");
f.set_Value(num3, ge.Depth);
num3 = editlayer.FeatureClass.Fields.FindField("GAS_CONTENT_VALUE");
f.set_Value(num3, ge.GasContentValue);
num3 = editlayer.FeatureClass.Fields.FindField("MEASURE_DATE_TIME");
f.set_Value(num3, ge.MeasureDateTime);
//保存地物
f.Store();
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
ICharacterMarkerSymbol pMarkerSymbol;
pMarkerSymbol = new CharacterMarkerSymbolClass();
stdole.IFontDisp stdFont = new stdole.StdFontClass() as stdole.IFontDisp;
stdFont.Name = "ESRI Hazardous Materials";
stdFont.Size = 48;
pMarkerSymbol.Font = stdFont;
pMarkerSymbol.CharacterIndex = 216;
//Symbol颜色
pMarkerSymbol.Color = getRGB(0, 0, 0);
//Symbol旋转角度
pMarkerSymbol.Angle = 0;
//Symbol大小
pMarkerSymbol.Size = 48;
RenderfeatureLayer(editlayer, pMarkerSymbol as ISymbol);
//结束编辑
w.StopEditOperation();
//结束事务操作
w.StopEditing(true);
}
//添加文本
public bool AddText()
{
pTextElement = new TextElementClass();
pTextElement.Text = "输入文本";
IElement pElment = pTextElement as IElement;
ITextSymbol pSymbol = new TextSymbolClass();
pSymbol.HorizontalAlignment = esriTextHorizontalAlignment.esriTHALeft;
stdole.Font pFont;
pFont = new stdole.StdFontClass();
pFont.Name = "verdana";
pFont.Size = 40;
pSymbol.Font = pFont as stdole.IFontDisp;
pTextElement.Symbol = pSymbol;
addText(pTextElement, null);
return true;
}
public IFeatureClass CreateStandAloneAnnotationClass(IWorkspace ws, string annoname)
{
#region 创建Anno图层
IFeatureClass featureClass = null;
try
{
//ILayer pLayer = m_pmap.get_Layer(0);
//IFeatureLayer pFeatureLayer = pLayer as IFeatureLayer;
//ILayer pSrcLayer = pLayer;
//IFeatureClass featureClass = pFeatureLayer.FeatureClass;
//IDataset dataset = (IDataset)featureClass;//cast for the feature workspace from the workspace
//IFeatureWorkspace featureWorkspace = (IFeatureWorkspace)dataset.Workspace;
IFeatureWorkspaceAnno featureWorkspaceAnno = (IFeatureWorkspaceAnno)ws;//set up the reference scale
ESRI.ArcGIS.Carto.IGraphicsLayerScale graphicLayerScale = new ESRI.ArcGIS.Carto.GraphicsLayerScaleClass();
//IGeoDataset geoDataset = (IGeoDataset)dataset;
graphicLayerScale.Units = ESRI.ArcGIS.esriSystem.esriUnits.esriMeters;
graphicLayerScale.ReferenceScale = 500;//set up symbol collection
ESRI.ArcGIS.Display.ISymbolCollection symbolCollection = new ESRI.ArcGIS.Display.SymbolCollectionClass();
#region "MakeText"
ESRI.ArcGIS.Display.IFormattedTextSymbol myTextSymbol = new ESRI.ArcGIS.Display.TextSymbolClass(); //set the font for myTextSymbol
stdole.IFontDisp myFont = new stdole.StdFontClass() as stdole.IFontDisp;
myFont.Name = "Courier New";
myFont.Size = 9;
myTextSymbol.Font = myFont;//set the Color for myTextSymbol to be Dark Red
ESRI.ArcGIS.Display.IRgbColor rgbColor = new ESRI.ArcGIS.Display.RgbColorClass();
rgbColor.Red = 150;
rgbColor.Green = 0;
rgbColor.Blue = 0;
myTextSymbol.Color = (ESRI.ArcGIS.Display.IColor)rgbColor;//Set other properties for myTextSymbol
myTextSymbol.Angle = 0;
myTextSymbol.RightToLeft = false;
myTextSymbol.VerticalAlignment = ESRI.ArcGIS.Display.esriTextVerticalAlignment.esriTVABaseline;
myTextSymbol.HorizontalAlignment = ESRI.ArcGIS.Display.esriTextHorizontalAlignment.esriTHAFull;
myTextSymbol.CharacterSpacing = 200;
myTextSymbol.Case = ESRI.ArcGIS.Display.esriTextCase.esriTCNormal;
#endregion
symbolCollection.set_Symbol(0, (ESRI.ArcGIS.Display.ISymbol)myTextSymbol);//set up the annotation labeling properties including the expression
ESRI.ArcGIS.Carto.IAnnotateLayerProperties annoProps = new ESRI.ArcGIS.Carto.LabelEngineLayerPropertiesClass();
annoProps.FeatureLinked = false;//这里控制是不是关联的注记层
annoProps.AddUnplacedToGraphicsContainer = false;
annoProps.CreateUnplacedElements = true;
annoProps.DisplayAnnotation = true;
annoProps.UseOutput = true;
ESRI.ArcGIS.Carto.ILabelEngineLayerProperties layerEngineLayerProps = (ESRI.ArcGIS.Carto.ILabelEngineLayerProperties)annoProps;
ESRI.ArcGIS.Carto.IAnnotationExpressionEngine annoExpressionEngine = new ESRI.ArcGIS.Carto.AnnotationVBScriptEngineClass();
layerEngineLayerProps.ExpressionParser = annoExpressionEngine;
layerEngineLayerProps.Expression = "[RefName]";
layerEngineLayerProps.IsExpressionSimple = true;
layerEngineLayerProps.Offset = 0;
layerEngineLayerProps.SymbolID = 0;
layerEngineLayerProps.Symbol = myTextSymbol;
ESRI.ArcGIS.Carto.IAnnotateLayerTransformationProperties annoLayerTransProp =
(ESRI.ArcGIS.Carto.IAnnotateLayerTransformationProperties)annoProps;
annoLayerTransProp.ReferenceScale = graphicLayerScale.ReferenceScale;
annoLayerTransProp.Units = graphicLayerScale.Units;
annoLayerTransProp.ScaleRatio = 1;
ESRI.ArcGIS.Carto.IAnnotateLayerPropertiesCollection annoPropsColl = new ESRI.ArcGIS.Carto.AnnotateLayerPropertiesCollectionClass();
annoPropsColl.Add(annoProps);//use the AnnotationFeatureClassDescription to get the list of required
//fields and the default name of the shape field
IObjectClassDescription oCDesc = new ESRI.ArcGIS.Carto.AnnotationFeatureClassDescriptionClass();
IFeatureClassDescription fCDesc = (IFeatureClassDescription)oCDesc;//create the new class
featureClass = featureWorkspaceAnno.CreateAnnotationClass(annoname, oCDesc.RequiredFields, oCDesc.InstanceCLSID, oCDesc.ClassExtensionCLSID,
fCDesc.ShapeFieldName, "", null, null, annoPropsColl, graphicLayerScale, symbolCollection, true);
//给新建的图层添加子层
ISubtypes subtypes = (ISubtypes)featureClass;
subtypes.SubtypeFieldName = "AnnotationClassID";
subtypes.AddSubtype(1, "GCD");
subtypes.AddSubtype(2, "DLDW");
subtypes.AddSubtype(3, "JMD");
subtypes.AddSubtype(4, "SXSS");
subtypes.AddSubtype(5, "DLSS");
subtypes.AddSubtype(6, "ZBTZ");
subtypes.AddSubtype(7, "TK");
subtypes.DefaultSubtypeCode = 1;
return featureClass;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
return featureClass;
}
#endregion
}
//比例图
private void button4_Click(object sender, EventArgs e)
{
IGeoFeatureLayer geoFeatureLayer;
IFeatureLayer featureLayer;
IProportionalSymbolRenderer proportionalSymbolRenderer;
ITable table;
ICursor cursor;
IDataStatistics dataStatistics;
IStatisticsResults statisticsResult;
stdole.IFontDisp fontDisp;
geoFeatureLayer = getGeoLayer("东丰县行政区域");
featureLayer = geoFeatureLayer as IFeatureLayer;
table = geoFeatureLayer as ITable;
cursor = table.Search(null, true);
dataStatistics = new DataStatisticsClass();
dataStatistics.Cursor = cursor;
dataStatistics.Field = "SHAPE_Area";
statisticsResult = dataStatistics.Statistics;
if (statisticsResult != null)
{
IFillSymbol fillSymbol = new SimpleFillSymbolClass();
fillSymbol.Color = getRGB(0, 255, 0);
ICharacterMarkerSymbol characterMarkerSymbol = new CharacterMarkerSymbolClass();
fontDisp = new stdole.StdFontClass() as stdole.IFontDisp;
fontDisp.Name = "arial";
fontDisp.Size = 20;
characterMarkerSymbol.Font = fontDisp;
characterMarkerSymbol.CharacterIndex = 90;
characterMarkerSymbol.Color = getRGB(255, 0, 0);
characterMarkerSymbol.Size = 8;
proportionalSymbolRenderer = new ProportionalSymbolRendererClass();
proportionalSymbolRenderer.ValueUnit = esriUnits.esriUnknownUnits;
proportionalSymbolRenderer.Field = "SHAPE_Area";
proportionalSymbolRenderer.FlanneryCompensation = false;
proportionalSymbolRenderer.MinDataValue = statisticsResult.Minimum;
proportionalSymbolRenderer.MaxDataValue = statisticsResult.Maximum;
proportionalSymbolRenderer.BackgroundSymbol = fillSymbol;
proportionalSymbolRenderer.MinSymbol = characterMarkerSymbol as ISymbol;
proportionalSymbolRenderer.LegendSymbolCount = 10;
proportionalSymbolRenderer.CreateLegendSymbols();
geoFeatureLayer.Renderer = proportionalSymbolRenderer as IFeatureRenderer;
}
this.axMapControl1.Refresh();
}
private void UpdateMapControlWithMarker(IMapControl4 updateMapControl, string action)
{
IRgbColor redRgbColor = new RgbColorClass();
redRgbColor.Red = 255;
redRgbColor.Green = 0;
redRgbColor.Blue = 0;
IRgbColor yellowRgbColor = new RgbColorClass();
yellowRgbColor.Red = 255;
yellowRgbColor.Green = 255;
yellowRgbColor.Blue = 115;
IRgbColor blackRgbcolor = new RgbColorClass();
blackRgbcolor.Red = 0;
blackRgbcolor.Green = 0;
blackRgbcolor.Blue = 0;
IRgbColor greenRgbColor = new RgbColorClass();
greenRgbColor.Red = 0;
greenRgbColor.Green = 255;
greenRgbColor.Blue = 0;
IEnvelope extentEnvelope = updateMapControl.Extent;
IGraphicsContainer graphicsContainer = updateMapControl.Map.BasicGraphicsLayer as IGraphicsContainer;
if (action == "DeleteMarker")
{
DeleteElement(updateMapControl, action);
}
else if (action == "AcceptMarker")
{
DeleteElement(updateMapControl, action);
}
IMultiLayerMarkerSymbol multiLayerMarkerSymbol = new MultiLayerMarkerSymbolClass();
stdole.IFontDisp esriDefaultMarkerFont = new stdole.StdFontClass() as stdole.IFontDisp;
esriDefaultMarkerFont.Name = "ESRI Default Marker";
esriDefaultMarkerFont.Size = Convert.ToDecimal(48);
IPoint markerLocation = new PointClass();
markerLocation.SpatialReference = updateMapControl.SpatialReference;
markerLocation.X = extentEnvelope.LowerLeft.X + extentEnvelope.Width / 10;
markerLocation.Y = extentEnvelope.LowerLeft.Y + extentEnvelope.Height / (10 * (extentEnvelope.Height / extentEnvelope.Width));
IMarkerElement markerElement = new MarkerElementClass();
((IElement)markerElement).Geometry = markerLocation;
ISimpleMarkerSymbol backgroundMarkerSymbol = new SimpleMarkerSymbolClass();
backgroundMarkerSymbol.Color = (IColor)yellowRgbColor;
backgroundMarkerSymbol.Size = 45;
backgroundMarkerSymbol.Style = esriSimpleMarkerStyle.esriSMSSquare;
backgroundMarkerSymbol.Outline = true;
backgroundMarkerSymbol.OutlineColor = blackRgbcolor;
backgroundMarkerSymbol.OutlineSize = 2;
multiLayerMarkerSymbol.AddLayer((IMarkerSymbol)backgroundMarkerSymbol);
if (action == "DeleteMarker")
{
ICharacterMarkerSymbol deleteMarkerSymbol = new CharacterMarkerSymbolClass();
deleteMarkerSymbol.Font = esriDefaultMarkerFont;
deleteMarkerSymbol.CharacterIndex = 68;
deleteMarkerSymbol.Color = redRgbColor;
deleteMarkerSymbol.Size = 48;
multiLayerMarkerSymbol.AddLayer(deleteMarkerSymbol);
((IElementProperties)markerElement).Name = "DeleteMarker";
}
else if (action == "AcceptMarker")
{
ICharacterMarkerSymbol acceptMarkerSymbol = new CharacterMarkerSymbolClass();
acceptMarkerSymbol.Font = esriDefaultMarkerFont;
acceptMarkerSymbol.CharacterIndex = 105;
acceptMarkerSymbol.Color = greenRgbColor;
acceptMarkerSymbol.Size = 48;
multiLayerMarkerSymbol.AddLayer(acceptMarkerSymbol);
((IElementProperties)markerElement).Name = "AcceptMarker";
}
markerElement.Symbol = (IMarkerSymbol)multiLayerMarkerSymbol;
graphicsContainer.AddElement((IElement)markerElement, 99);
updateMapControl.Refresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
/// <summary>
/// Initialize the symbol that would use to highlight selected items
/// </summary>
private void InitializeSelectionSymbol()
{
//use a character marker symbol:
ICharacterMarkerSymbol chMrkSym;
chMrkSym = new CharacterMarkerSymbolClass();
//Set the selection color (yellow)
IRgbColor color;
color = new RgbColorClass();
color.Red = 0;
color.Green = 255;
color.Blue = 255;
//set the font
stdole.IFont aFont;
aFont = new stdole.StdFontClass();
aFont.Name = "ESRI Default Marker";
aFont.Size = m_symbolSize;
aFont.Bold = true;
//char #41 is just a rectangle
chMrkSym.CharacterIndex = 41;
chMrkSym.Color = color as IColor;
chMrkSym.Font = aFont as stdole.IFontDisp;
chMrkSym.Size = m_symbolSize;
m_selectionSymbol = chMrkSym as ISymbol;
}
public IFeatureClass CreateStandAloneAnnotationClass(IWorkspace ws, string annoname)
{
#region 创建Anno图层
IFeatureClass featureClass = null;
try
{
//ILayer pLayer = m_pmap.get_Layer(0);
//IFeatureLayer pFeatureLayer = pLayer as IFeatureLayer;
//ILayer pSrcLayer = pLayer;
//IFeatureClass featureClass = pFeatureLayer.FeatureClass;
//IDataset dataset = (IDataset)featureClass;//cast for the feature workspace from the workspace
//IFeatureWorkspace featureWorkspace = (IFeatureWorkspace)dataset.Workspace;
IFeatureWorkspaceAnno featureWorkspaceAnno = (IFeatureWorkspaceAnno)ws;//set up the reference scale
ESRI.ArcGIS.Carto.IGraphicsLayerScale graphicLayerScale = new ESRI.ArcGIS.Carto.GraphicsLayerScaleClass();
//IGeoDataset geoDataset = (IGeoDataset)dataset;
graphicLayerScale.Units = ESRI.ArcGIS.esriSystem.esriUnits.esriMeters;
graphicLayerScale.ReferenceScale = 500;//set up symbol collection
ESRI.ArcGIS.Display.ISymbolCollection symbolCollection = new ESRI.ArcGIS.Display.SymbolCollectionClass();
#region "MakeText"
ESRI.ArcGIS.Display.IFormattedTextSymbol myTextSymbol = new ESRI.ArcGIS.Display.TextSymbolClass(); //set the font for myTextSymbol
stdole.IFontDisp myFont = new stdole.StdFontClass() as stdole.IFontDisp;
myFont.Name = "Courier New";
myFont.Size = 9;
myTextSymbol.Font = myFont;//set the Color for myTextSymbol to be Dark Red
ESRI.ArcGIS.Display.IRgbColor rgbColor = new ESRI.ArcGIS.Display.RgbColorClass();
rgbColor.Red = 150;
rgbColor.Green = 0;
rgbColor.Blue = 0;
myTextSymbol.Color = (ESRI.ArcGIS.Display.IColor)rgbColor;//Set other properties for myTextSymbol
myTextSymbol.Angle = 0;
myTextSymbol.RightToLeft = false;
myTextSymbol.VerticalAlignment = ESRI.ArcGIS.Display.esriTextVerticalAlignment.esriTVABaseline;
myTextSymbol.HorizontalAlignment = ESRI.ArcGIS.Display.esriTextHorizontalAlignment.esriTHAFull;
myTextSymbol.CharacterSpacing = 200;
myTextSymbol.Case = ESRI.ArcGIS.Display.esriTextCase.esriTCNormal;
#endregion
symbolCollection.set_Symbol(0, (ESRI.ArcGIS.Display.ISymbol)myTextSymbol); //set up the annotation labeling properties including the expression
ESRI.ArcGIS.Carto.IAnnotateLayerProperties annoProps = new ESRI.ArcGIS.Carto.LabelEngineLayerPropertiesClass();
annoProps.FeatureLinked = false; //这里控制是不是关联的注记层
annoProps.AddUnplacedToGraphicsContainer = false;
annoProps.CreateUnplacedElements = true;
annoProps.DisplayAnnotation = true;
annoProps.UseOutput = true;
ESRI.ArcGIS.Carto.ILabelEngineLayerProperties layerEngineLayerProps = (ESRI.ArcGIS.Carto.ILabelEngineLayerProperties)annoProps;
ESRI.ArcGIS.Carto.IAnnotationExpressionEngine annoExpressionEngine = new ESRI.ArcGIS.Carto.AnnotationVBScriptEngineClass();
layerEngineLayerProps.ExpressionParser = annoExpressionEngine;
layerEngineLayerProps.Expression = "[RefName]";
layerEngineLayerProps.IsExpressionSimple = true;
layerEngineLayerProps.Offset = 0;
layerEngineLayerProps.SymbolID = 0;
layerEngineLayerProps.Symbol = myTextSymbol;
ESRI.ArcGIS.Carto.IAnnotateLayerTransformationProperties annoLayerTransProp =
(ESRI.ArcGIS.Carto.IAnnotateLayerTransformationProperties)annoProps;
annoLayerTransProp.ReferenceScale = graphicLayerScale.ReferenceScale;
annoLayerTransProp.Units = graphicLayerScale.Units;
annoLayerTransProp.ScaleRatio = 1;
ESRI.ArcGIS.Carto.IAnnotateLayerPropertiesCollection annoPropsColl = new ESRI.ArcGIS.Carto.AnnotateLayerPropertiesCollectionClass();
annoPropsColl.Add(annoProps);//use the AnnotationFeatureClassDescription to get the list of required
//fields and the default name of the shape field
IObjectClassDescription oCDesc = new ESRI.ArcGIS.Carto.AnnotationFeatureClassDescriptionClass();
IFeatureClassDescription fCDesc = (IFeatureClassDescription)oCDesc;//create the new class
featureClass = featureWorkspaceAnno.CreateAnnotationClass(annoname, oCDesc.RequiredFields, oCDesc.InstanceCLSID, oCDesc.ClassExtensionCLSID,
fCDesc.ShapeFieldName, "", null, null, annoPropsColl, graphicLayerScale, symbolCollection, true);
//给新建的图层添加子层
ISubtypes subtypes = (ISubtypes)featureClass;
subtypes.SubtypeFieldName = "AnnotationClassID";
subtypes.AddSubtype(1, "GCD");
subtypes.AddSubtype(2, "DLDW");
subtypes.AddSubtype(3, "JMD");
subtypes.AddSubtype(4, "SXSS");
subtypes.AddSubtype(5, "DLSS");
subtypes.AddSubtype(6, "ZBTZ");
subtypes.AddSubtype(7, "TK");
subtypes.DefaultSubtypeCode = 1;
return(featureClass);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(featureClass);
}
#endregion
}
