private void AddLabel(string StrDisplayField)
{
pGeoFeatLayer.DisplayAnnotation = false;
pMapControl.ActiveView.Refresh();
pGeoFeatLayer.DisplayField = StrDisplayField;
IAnnotateLayerPropertiesCollection pAnnoProps = null;
pAnnoProps = pGeoFeatLayer.AnnotationProperties;
ILineLabelPosition pPosition = null;
pPosition = new LineLabelPositionClass();
pPosition.Parallel = true;
pPosition.Above = true;
ILineLabelPlacementPriorities pPlacement = new LineLabelPlacementPrioritiesClass();
IBasicOverposterLayerProperties4 pBasic = new BasicOverposterLayerPropertiesClass();
pBasic.FeatureType = esriBasicOverposterFeatureType.esriOverposterPolyline;
pBasic.LineLabelPlacementPriorities = pPlacement;
pBasic.LineLabelPosition = pPosition;
pBasic.BufferRatio = 0;
pBasic.FeatureWeight = esriBasicOverposterWeight.esriHighWeight;
pBasic.NumLabelsOption = esriBasicNumLabelsOption.esriOneLabelPerPart;
//pBasic.PlaceOnlyInsidePolygon = true;//仅在地物内部显示标注 deleted by chulili s20111018 界面上并没有这项设置，这句话应注释掉，否则像是错误
ILabelEngineLayerProperties pLabelEngine = null;
pLabelEngine = new LabelEngineLayerPropertiesClass();
pLabelEngine.BasicOverposterLayerProperties = pBasic as IBasicOverposterLayerProperties;
pLabelEngine.Expression = "[" + StrDisplayField + "]";
ITextSymbol pTextSymbol = null;
pTextSymbol = pLabelEngine.Symbol;
System.Drawing.Font pFont = null;
pFont = LabelText.Font;
IFontDisp pFontDisp = ESRI.ArcGIS.ADF.Converter.ToStdFont(pFont);
pTextSymbol.Font = pFontDisp;
IRgbColor pColor = new RgbColorClass();
pColor.Red = Convert.ToInt32(LabelText.ForeColor.R);
pColor.Green = Convert.ToInt32(LabelText.ForeColor.G);
pColor.Blue = Convert.ToInt32(LabelText.ForeColor.B);
pTextSymbol.Color = pColor as IColor;
pLabelEngine.Symbol = pTextSymbol;
IAnnotateLayerProperties pAnnoLayerProps = null;
pAnnoLayerProps = pLabelEngine as IAnnotateLayerProperties;
pAnnoLayerProps.LabelWhichFeatures = esriLabelWhichFeatures.esriAllFeatures;
pAnnoProps.Clear();
pAnnoProps.Add(pAnnoLayerProps);
pGeoFeatLayer.DisplayAnnotation = true;
pMapControl.ActiveView.Refresh();
}
private void chkOnTop_CheckedChanged(object sender, EventArgs e)
{
ILineLabelPosition lineLabelPosition =
(this.iannotateLayerProperties_0 as ILabelEngineLayerProperties).BasicOverposterLayerProperties
.LineLabelPosition;
lineLabelPosition.OnTop = this.chkOnTop.Checked;
(this.iannotateLayerProperties_0 as ILabelEngineLayerProperties).BasicOverposterLayerProperties
.LineLabelPosition = lineLabelPosition;
}
private void LineFeaturePlaceSetCtrl_Load(object sender, EventArgs e)
{
if (this.m_OverLayerProperty != null)
{
this.m_LineLabelPosition = this.m_OverLayerProperty.LineLabelPosition;
if (this.m_LineLabelPosition.Horizontal)
{
this.rdoLineLabelPosition.SelectedIndex = 0;
}
else if (this.m_LineLabelPosition.Parallel)
{
this.rdoLineLabelPosition.SelectedIndex = 1;
}
else if (this.m_LineLabelPosition.ProduceCurvedLabels)
{
this.rdoLineLabelPosition.SelectedIndex = 2;
}
else
{
this.rdoLineLabelPosition.SelectedIndex = 3;
}
this.txtOffset.Text = this.m_LineLabelPosition.Offset.ToString();
if (this.m_LineLabelPosition.InLine)
{
this.cboPlaceLinePos.SelectedIndex = 0;
}
else if (this.m_LineLabelPosition.AtStart)
{
this.cboPlaceLinePos.SelectedIndex = 1;
}
else
{
this.cboPlaceLinePos.SelectedIndex = 2;
}
this.chkBelow_Right.Checked = this.m_LineLabelPosition.Below
? this.m_LineLabelPosition.Below
: this.m_LineLabelPosition.Right;
this.chkTop_Left.Checked = this.m_LineLabelPosition.Above
? this.m_LineLabelPosition.Above
: this.m_LineLabelPosition.Left;
this.chkOnTop.Checked = this.m_LineLabelPosition.OnTop;
this.cboCoorType_SelectedIndexChanged(this, e);
if (!(this.chkTop_Left.Checked || this.chkBelow_Right.Checked))
{
this.cboCoorType.Enabled = false;
}
else
{
this.cboCoorType.Enabled = true;
}
this.m_CanDo = true;
}
}
private void chkTop_Left_CheckedChanged(object sender, EventArgs e)
{
ILineLabelPosition lineLabelPosition =
(this.iannotateLayerProperties_0 as ILabelEngineLayerProperties).BasicOverposterLayerProperties
.LineLabelPosition;
lineLabelPosition.Left = this.chkTop_Left.Checked;
if (!this.chkTop_Left.Checked)
{
lineLabelPosition.Above = false;
}
(this.iannotateLayerProperties_0 as ILabelEngineLayerProperties).BasicOverposterLayerProperties
.LineLabelPosition = lineLabelPosition;
}
private void rdoLineLabelPosition_SelectedIndexChanged(object sender, EventArgs e)
{
if (this.bool_0)
{
ILineLabelPosition lineLabelPosition =
(this.iannotateLayerProperties_0 as ILabelEngineLayerProperties).BasicOverposterLayerProperties
.LineLabelPosition;
lineLabelPosition.Horizontal = this.rdoLineLabelPosition.SelectedIndex == 0;
lineLabelPosition.Parallel = this.rdoLineLabelPosition.SelectedIndex == 1;
lineLabelPosition.ProduceCurvedLabels = this.rdoLineLabelPosition.SelectedIndex == 2;
lineLabelPosition.Perpendicular = this.rdoLineLabelPosition.SelectedIndex == 3;
(this.iannotateLayerProperties_0 as ILabelEngineLayerProperties).BasicOverposterLayerProperties
.LineLabelPosition = lineLabelPosition;
}
}
private void txtOffset_EditValueChanged(object sender, EventArgs e)
{
try
{
double num = double.Parse(this.txtOffset.Text);
ILineLabelPosition lineLabelPosition =
(this.iannotateLayerProperties_0 as ILabelEngineLayerProperties).BasicOverposterLayerProperties
.LineLabelPosition;
lineLabelPosition.Offset = num;
(this.iannotateLayerProperties_0 as ILabelEngineLayerProperties).BasicOverposterLayerProperties
.LineLabelPosition = lineLabelPosition;
}
catch
{
}
}
/// <summary>
/// 从图层对应节点的XML中读取当前层的标注设置
/// </summary>
/// <param name="pAnnoLayerProper"></param>
public static void ReadLabelConfigFromXML(ref IAnnotateLayerProperties pAnnoLayerProper, XmlNode nodeLayerXml, string pFeatureType)
{
//设置标注的相关信息 ;
ILabelEngineLayerProperties pLabelEngineLayerProperties = null;
if (pAnnoLayerProper == null)
{
pLabelEngineLayerProperties = new LabelEngineLayerProperties() as ILabelEngineLayerProperties;
pAnnoLayerProper = pLabelEngineLayerProperties as IAnnotateLayerProperties;
}
else
{
pLabelEngineLayerProperties = pAnnoLayerProper as ILabelEngineLayerProperties;
}
IAnnotationExpressionEngine pAnnoVBScriptEngine = new AnnotationVBScriptEngineClass();
pLabelEngineLayerProperties.ExpressionParser = pAnnoVBScriptEngine;
IBasicOverposterLayerProperties4 pBasicOverposterLayerProperties = pLabelEngineLayerProperties.BasicOverposterLayerProperties as IBasicOverposterLayerProperties4;
switch (pFeatureType)
{
case "esriGeometryPoint":
pBasicOverposterLayerProperties.FeatureType = esriBasicOverposterFeatureType.esriOverposterPoint;
break;
case "esriGeometryPolyline":
pBasicOverposterLayerProperties.FeatureType = esriBasicOverposterFeatureType.esriOverposterPolyline;
break;
case "esriGeometryPolygon":
pBasicOverposterLayerProperties.FeatureType = esriBasicOverposterFeatureType.esriOverposterPolygon;
break;
}
ITextSymbol pTextSymbol = pLabelEngineLayerProperties.Symbol;
IFontDisp pFont = pTextSymbol.Font;
foreach (XmlNode nd in nodeLayerXml)
{
if (nd.Name == "AttrLabel")
{
//读取共同的标注设置信息
pFont.Name = nd.Attributes["FontName"].Value;
pFont.Size = Convert.ToDecimal(nd.Attributes["FontSize"].Value.ToLower());
if (nd.Attributes["FontBold"].Value != "")
{
pFont.Bold = Convert.ToBoolean(nd.Attributes["FontBold"].Value.ToLower());
}
if (nd.Attributes["FontItalic"].Value != "")
{
pFont.Italic = Convert.ToBoolean(nd.Attributes["FontItalic"].Value.ToLower());
}
if (nd.Attributes["FontUnderLine"].Value != "")
{
pFont.Underline = Convert.ToBoolean(nd.Attributes["FontUnderLine"].Value.ToLower());
}
pTextSymbol.Font = pFont;
IColor pColor = new RgbColorClass();
if (nd.Attributes["FontBoldColor"].Value != "")
{
pColor.RGB = Convert.ToInt32(nd.Attributes["FontBoldColor"].Value);
}
else
{
pColor.RGB = 36054566;
//pColor.Green = 0;
//pColor.Blue = 0;
pTextSymbol.Color = pColor as IColor;
}
pTextSymbol.Color = pColor;
if (nd.Attributes["Expression"].Value != "")
{
pLabelEngineLayerProperties.Expression = "[" + nd.Attributes["Expression"].Value + "]";
}
if (nd.Attributes["MaxScale"].Value != "" && nd.Attributes["MaxScale"].Value != null)
{
pAnnoLayerProper.AnnotationMaximumScale = Convert.ToDouble(nd.Attributes["MaxScale"].Value);
}
if (nd.Attributes["MinScale"].Value != "" && nd.Attributes["MinScale"].Value != null)
{
pAnnoLayerProper.AnnotationMinimumScale = Convert.ToDouble(nd.Attributes["MinScale"].Value);
}
if (nd.Attributes["NumLabelsOption"].Value == "esriOneLabelPerName")
{
pBasicOverposterLayerProperties.NumLabelsOption = esriBasicNumLabelsOption.esriOneLabelPerName;
}
else if (nd.Attributes["NumLabelsOption"].Value == "esriOneLabelPerPart")
{
pBasicOverposterLayerProperties.NumLabelsOption = esriBasicNumLabelsOption.esriOneLabelPerPart;
}
else if (nd.Attributes["NumLabelsOption"].Value == "esriOneLabelPerShape")
{
pBasicOverposterLayerProperties.NumLabelsOption = esriBasicNumLabelsOption.esriOneLabelPerShape;
}
//下面按不同要素类型读取不同的标注设置信息
//点要素
if (pBasicOverposterLayerProperties.FeatureType == esriBasicOverposterFeatureType.esriOverposterPoint)
{
pBasicOverposterLayerProperties.PointPlacementOnTop = Convert.ToBoolean(nd.Attributes["PointPlacementOnTop"].Value.ToLower());
if (nd.Attributes["PointPlacementMethod"].Value == "esriAroundPoint")
{
pBasicOverposterLayerProperties.PointPlacementMethod = esriOverposterPointPlacementMethod.esriAroundPoint;
IPointPlacementPriorities pPointPlacementPriorities = pBasicOverposterLayerProperties.PointPlacementPriorities;
string strPlacement;
try
{
//读取标注位置的设置
strPlacement = nd.Attributes["PointPlacementPriorities"].Value;
SetPlacementPriotities(pPointPlacementPriorities, strPlacement);
pBasicOverposterLayerProperties.PointPlacementPriorities = pPointPlacementPriorities;
}
catch
{
//MessageBox.Show("该图层XML中不存在PointPlacementPriorities属性！");
}
}
else if (nd.Attributes["PointPlacementMethod"].Value == "esriOnTopPoint")
{
pBasicOverposterLayerProperties.PointPlacementMethod = esriOverposterPointPlacementMethod.esriOnTopPoint;
}
else if (nd.Attributes["PointPlacementMethod"].Value == "esriSpecifiedAngles")
{
double[] dArray = new double[1];
string sAngle = nd.Attributes["PointPlacementAngles"].Value;
if (sAngle.Contains(",") == false)
{
dArray[0] = Convert.ToDouble(sAngle);
}
else
{
string[] sAngles = sAngle.Split(new char[] { ',' });
dArray = new double[sAngles.Length];
for (int i = 0; i < sAngles.Length; i++)
{
dArray[i] = Convert.ToDouble(sAngles[i]);
}
}
pBasicOverposterLayerProperties.PointPlacementAngles = dArray;
}
else if (nd.Attributes["PointPlacementMethod"].Value == "esriRotationField")
{
pBasicOverposterLayerProperties.PointPlacementMethod = esriOverposterPointPlacementMethod.esriRotationField;
pBasicOverposterLayerProperties.RotationField = nd.Attributes["RotationField"].Value;
if (nd.Attributes["RotationType"].Value == "esriRotateLabelArithmetic")
{
pBasicOverposterLayerProperties.RotationType = esriLabelRotationType.esriRotateLabelArithmetic;
}
else if (nd.Attributes["RotationType"].Value == "esriRotateLabelGeographic")
{
pBasicOverposterLayerProperties.RotationType = esriLabelRotationType.esriRotateLabelGeographic;
}
pBasicOverposterLayerProperties.PerpendicularToAngle = Convert.ToBoolean(nd.Attributes["PerpendicularToAngle"].Value);
}
}
//线要素
else if (pBasicOverposterLayerProperties.FeatureType == esriBasicOverposterFeatureType.esriOverposterPolyline)
{
ILineLabelPosition pLineLabelPosition = pBasicOverposterLayerProperties.LineLabelPosition;
if (nd.Attributes["Above"] != null)
{
pLineLabelPosition.Above = Convert.ToBoolean(nd.Attributes["Above"].Value);
}
if (nd.Attributes["AtEnd"] != null)
{
pLineLabelPosition.AtEnd = Convert.ToBoolean(nd.Attributes["AtEnd"].Value);
}
if (nd.Attributes["AtStart"] != null)
{
pLineLabelPosition.AtStart = Convert.ToBoolean(nd.Attributes["AtStart"].Value);
}
if (nd.Attributes["Below"] != null)
{
pLineLabelPosition.Below = Convert.ToBoolean(nd.Attributes["Below"].Value);
}
if (nd.Attributes["Horizontal"] != null)
{
pLineLabelPosition.Horizontal = Convert.ToBoolean(nd.Attributes["Horizontal"].Value);
}
if (nd.Attributes["InLine"] != null)
{
pLineLabelPosition.InLine = Convert.ToBoolean(nd.Attributes["InLine"].Value);
}
if (nd.Attributes["Left"] != null)
{
pLineLabelPosition.Left = Convert.ToBoolean(nd.Attributes["Left"].Value);
}
if (nd.Attributes["Offset"] != null)
{
pLineLabelPosition.Offset = Convert.ToDouble(nd.Attributes["Offset"].Value);
}
if (nd.Attributes["OnTop"] != null)
{
pLineLabelPosition.OnTop = Convert.ToBoolean(nd.Attributes["OnTop"].Value);
}
if (nd.Attributes["Parallel"] != null)
{
pLineLabelPosition.Parallel = Convert.ToBoolean(nd.Attributes["Parallel"].Value);
}
if (nd.Attributes["Perpendicular"] != null)
{
pLineLabelPosition.Perpendicular = Convert.ToBoolean(nd.Attributes["Perpendicular"].Value);
}
if (nd.Attributes["ProduceCurvedLabels"] != null)
{
pLineLabelPosition.ProduceCurvedLabels = Convert.ToBoolean(nd.Attributes["ProduceCurvedLabels"].Value);
}
if (nd.Attributes["Right"] != null)
{
pLineLabelPosition.Right = Convert.ToBoolean(nd.Attributes["Right"].Value);
}
}
//面要素
else if (pBasicOverposterLayerProperties.FeatureType == esriBasicOverposterFeatureType.esriOverposterPolygon)
{
if (nd.Attributes["PolygonPlacementMethod"].Value == "esriAlwaysHorizontal")
{
pBasicOverposterLayerProperties.PolygonPlacementMethod = esriOverposterPolygonPlacementMethod.esriAlwaysHorizontal;
}
else if (nd.Attributes["PolygonPlacementMethod"].Value == "esriAlwaysStraight")
{
pBasicOverposterLayerProperties.PolygonPlacementMethod = esriOverposterPolygonPlacementMethod.esriAlwaysStraight;
}
else if (nd.Attributes["PolygonPlacementMethod"].Value == "esriMixedStrategy")
{
pBasicOverposterLayerProperties.PolygonPlacementMethod = esriOverposterPolygonPlacementMethod.esriMixedStrategy;
}
pBasicOverposterLayerProperties.PlaceOnlyInsidePolygon = Convert.ToBoolean(nd.Attributes["PlaceOnlyInsidePolygon"].Value);
}
}
}
}
//** 功能描述 : 获得对线图层的标注设置信息
private void setLinePosition(ILineLabelPosition pLinePosition)
{
//标的方向的处理
pLinePosition.Horizontal = optHorizontal.Checked;
pLinePosition.ProduceCurvedLabels = optCurved.Checked;
pLinePosition.Perpendicular = optPerpendicurlar.Checked;
pLinePosition.Parallel = optParalel.Checked;
//不同参照物下上下左右位置的不同组合,(上下,左右是互斥的,不是即有下上,又包含有左右)
//除不是平行方向的处理
if (optHorizontal.Checked == false)
{
//只有复选框上下(左右)有一个选中时才进行上下(左右)的设置
if ((chkAbove.Checked == true) || (chkBottom.Checked == true))
{
if (cboOrentationSystem.Text == "页面")
{
//如果是相对于"页面"的上下操作时,则左右的值都应该为false
pLinePosition.Right = false;
pLinePosition.Left = false;
if (chkAbove.Checked == true)
{
pLinePosition.Above = true;
}
else
{
pLinePosition.Above = false;
}
if (chkBottom.Checked == true)
{
pLinePosition.Below = true;
}
else
{
pLinePosition.Below = false;
}
//偏移量的处理
m_pBasicOverposterLayerPropertiesOut.LineOffset = Conversion.Val(txtOffSet.Text.Trim());
}
else if (cboOrentationSystem.Text == "线")
{
//如果是相对于"线"的左右操作时,则上下的值都应该为false
pLinePosition.Above = false;
pLinePosition.Below = false;
if (chkAbove.Checked == true)
{
pLinePosition.Left = true;
}
else
{
pLinePosition.Left = false;
}
if (chkBottom.Checked == true)
{
pLinePosition.Right = true;
}
else
{
pLinePosition.Right = false;
}
}
}
//穿过标注的设置
if (chkTop.Checked == true)
{
pLinePosition.OnTop = true;
}
else
{
pLinePosition.OnTop = false;
}
}
//平行方向的处理
else if (optHorizontal.Checked == true)
{
pLinePosition.OnTop = true;
}
//沿线位置的处理
//水平方向和沿线方向的处理
if ((optHorizontal.Checked == true) || (optCurved.Checked == true))
{
pLinePosition.InLine = true;
}
else
{
if (cboAlongPosition.Text == "起点")
{
pLinePosition.AtStart = true;
}
else if (cboAlongPosition.Text == "终点")
{
pLinePosition.AtEnd = true;
}
else
{
pLinePosition.InLine = true;
}
}
}
private void AddLabel(string StrDisplayField)
{
pGeoFeatLayer.DisplayAnnotation = false;
pMapControl.ActiveView.Refresh();
pGeoFeatLayer.DisplayField = StrDisplayField;
IAnnotateLayerPropertiesCollection pAnnoProps = null;
pAnnoProps = pGeoFeatLayer.AnnotationProperties;
ILineLabelPosition pPosition = null;
pPosition = new LineLabelPositionClass();
pPosition.Parallel = true;
pPosition.Above = true;
ILineLabelPlacementPriorities pPlacement = new LineLabelPlacementPrioritiesClass();
IBasicOverposterLayerProperties4 pBasic = new BasicOverposterLayerPropertiesClass();
pBasic.FeatureType = esriBasicOverposterFeatureType.esriOverposterPolyline;
pBasic.LineLabelPlacementPriorities = pPlacement;
pBasic.LineLabelPosition = pPosition;
pBasic.BufferRatio = 0;
pBasic.FeatureWeight = esriBasicOverposterWeight.esriHighWeight;
if (this.rdbPerName.Checked)
{
pBasic.NumLabelsOption = esriBasicNumLabelsOption.esriOneLabelPerName; //每个名称标注一次
}
else if (this.rdbPerPart.Checked)
{
pBasic.NumLabelsOption = esriBasicNumLabelsOption.esriOneLabelPerPart; //每个部分标注一次
}
else
{
pBasic.NumLabelsOption = esriBasicNumLabelsOption.esriOneLabelPerShape; //每个地物标注一次
}
//pBasic.NumLabelsOption = esriBasicNumLabelsOption.esriNoLabelRestrictions ;
//pBasic.PlaceOnlyInsidePolygon = true; //仅在地物内部显示标注 deleted by chulili s20111018 界面上并没有这项设置，这句话应注释掉，否则像是错误
ILabelEngineLayerProperties pLabelEngine = null;
pLabelEngine = new LabelEngineLayerPropertiesClass();
pLabelEngine.BasicOverposterLayerProperties = pBasic as IBasicOverposterLayerProperties;
pLabelEngine.Expression = "[" + StrDisplayField + "]";
ITextSymbol pTextSymbol = null;
pTextSymbol = pLabelEngine.Symbol;
System.Drawing.Font pFont = null;
pFont = LabelText.Font;
IFontDisp pFontDisp = ESRI.ArcGIS.ADF.Converter.ToStdFont(pFont);
pTextSymbol.Font = pFontDisp;
IRgbColor pColor = new RgbColorClass();
pColor.Red = Convert.ToInt32(LabelText.ForeColor.R);
pColor.Green = Convert.ToInt32(LabelText.ForeColor.G);
pColor.Blue = Convert.ToInt32(LabelText.ForeColor.B);
pTextSymbol.Color = pColor as IColor;
pLabelEngine.Symbol = pTextSymbol;
IAnnotateLayerProperties pAnnoLayerProps = null;
pAnnoLayerProps = pLabelEngine as IAnnotateLayerProperties;
pAnnoLayerProps.LabelWhichFeatures = esriLabelWhichFeatures.esriAllFeatures;
//最大\最小比例尺
try
{
if (this.txtMaxLabelScale.Text.Trim() != "")
{
pAnnoLayerProps.AnnotationMaximumScale = Convert.ToDouble(this.txtMaxLabelScale.Text);
}
if (this.txtMinLabelScale.Text.Trim() != "")
{
pAnnoLayerProps.AnnotationMinimumScale = Convert.ToDouble(this.txtMinLabelScale.Text);
}
}
catch (Exception err)
{}
pAnnoProps.Clear();
pAnnoProps.Add(pAnnoLayerProps);
pGeoFeatLayer.DisplayAnnotation = this.chkIsLabel.Checked;
(pMapControl.Map as IActiveView).Refresh();
}
private void method_0()
{
if (((this.igeoFeatureLayer_0 != null) && (this.iannotateLayerProperties_0 != null)) &&
(this.igeoFeatureLayer_0.FeatureClass != null))
{
this.bool_0 = false;
IFields fields = this.igeoFeatureLayer_0.FeatureClass.Fields;
for (int i = 0; i < fields.FieldCount; i++)
{
IField field = fields.get_Field(i);
if (((((field.Type == esriFieldType.esriFieldTypeDate) ||
(field.Type == esriFieldType.esriFieldTypeDouble)) ||
((field.Type == esriFieldType.esriFieldTypeGlobalID) ||
(field.Type == esriFieldType.esriFieldTypeGUID))) ||
(((field.Type == esriFieldType.esriFieldTypeInteger) ||
(field.Type == esriFieldType.esriFieldTypeOID)) ||
((field.Type == esriFieldType.esriFieldTypeSingle) ||
(field.Type == esriFieldType.esriFieldTypeSmallInteger)))) ||
(field.Type == esriFieldType.esriFieldTypeString))
{
this.cboFields.Properties.Items.Add(field.AliasName);
}
}
this.string_0 = (this.iannotateLayerProperties_0 as ILabelEngineLayerProperties).Expression.Trim();
this.bool_1 = (this.iannotateLayerProperties_0 as ILabelEngineLayerProperties).IsExpressionSimple;
this.iannotationExpressionEngine_0 =
(this.iannotateLayerProperties_0 as ILabelEngineLayerProperties).ExpressionParser;
if (this.string_0.IndexOf("[", 1) != -1)
{
this.cboFields.Enabled = false;
this.cboFields.Text = "表达式";
}
else
{
fields = this.igeoFeatureLayer_0.FeatureClass.Fields;
string name = this.string_0.Substring(1, this.string_0.Length - 2).Trim();
int index = fields.FindField(name);
if (index == -1)
{
this.cboFields.Enabled = false;
this.cboFields.Text = "表达式";
}
else
{
this.cboFields.Enabled = true;
this.cboFields.Text = fields.get_Field(index).AliasName;
}
}
this.symbolItem.ScaleRatio = 0.5;
this.itextSymbol_0 = (this.iannotateLayerProperties_0 as ILabelEngineLayerProperties).Symbol;
this.symbolItem.Symbol = this.itextSymbol_0;
this.symbolItem.Invalidate();
ILineLabelPosition lineLabelPosition =
(this.iannotateLayerProperties_0 as ILabelEngineLayerProperties).BasicOverposterLayerProperties
.LineLabelPosition;
if (lineLabelPosition.Horizontal)
{
this.rdoLineLabelPosition.SelectedIndex = 0;
}
else if (lineLabelPosition.Parallel)
{
this.rdoLineLabelPosition.SelectedIndex = 1;
}
else if (lineLabelPosition.ProduceCurvedLabels)
{
this.rdoLineLabelPosition.SelectedIndex = 2;
}
else
{
this.rdoLineLabelPosition.SelectedIndex = 3;
}
this.txtOffset.Text = lineLabelPosition.Offset.ToString();
this.chkBelow_Right.Checked = lineLabelPosition.Below
? lineLabelPosition.Below
: lineLabelPosition.Right;
this.chkTop_Left.Checked = lineLabelPosition.Above ? lineLabelPosition.Above : lineLabelPosition.Left;
this.chkOnTop.Checked = lineLabelPosition.OnTop;
this.bool_0 = true;
}
}
private void FrmLabelDesign_Load(object sender, EventArgs e)
{
IGeoFeatureLayer geoFeatureLayer = (IGeoFeatureLayer)pLayer;
IAnnotateLayerPropertiesCollection pAnnColl = geoFeatureLayer.AnnotationProperties;
IAnnotateLayerPropertiesCollection2 pAnnColl2 = (IAnnotateLayerPropertiesCollection2)pAnnColl;
IAnnotateLayerProperties pAnnProp = pAnnColl2.get_Properties(0);
ILabelEngineLayerProperties pLable = (ILabelEngineLayerProperties)pAnnProp;
IBasicOverposterLayerProperties4 pBasic = (IBasicOverposterLayerProperties4)pLable.BasicOverposterLayerProperties;
//IPointPlacementPriorities pPlace = pBasic.PointPlacementPriorities;
chklabel.Checked = pAnnProp.DisplayAnnotation;
ITable pTable = (ITable)pLayer;
IFields pFields = pTable.Fields;
for (int i = 0; i < pFields.FieldCount; i++)
{
if (pFields.Field[i].Name != "Shape")
{
cmbfields.Items.Add(pFields.Field[i].Name);
}
}
//if (chklabel.Checked)
//{
// cmbfields.Text = pLable.Expression;
//}
//else
//{
// cmbfields.SelectedIndex = 0;
//}
cmbfields.Text = pLable.Expression;
InstalledFontCollection pFontCollection = new InstalledFontCollection();
FontFamily[] pFontFamily = pFontCollection.Families;
for (int i = 0; i < pFontFamily.Length; i++)
{
string pFontName = pFontFamily[i].Name;
this.cmbfont.Items.Add(pFontName);
}
//标注方向
ILineLabelPosition pLineLabelPosition = pBasic.LineLabelPosition;
if (pLineLabelPosition != null)
{
if (pLineLabelPosition.Horizontal) //水平
{
radioBtnHorizontal.Checked = true;
radioBtnParallel.Checked = false;
radioBtnPerpendicular.Checked = false;
}
if (pLineLabelPosition.Perpendicular)//垂直
{
radioBtnHorizontal.Checked = false;
radioBtnParallel.Checked = false;
radioBtnPerpendicular.Checked = true;
}
if (pLineLabelPosition.Parallel)//平行
{
radioBtnHorizontal.Checked = false;
radioBtnParallel.Checked = true;
radioBtnPerpendicular.Checked = false;
}
}
if (pLable.Symbol != null)
{
pTextSymbol = pLable.Symbol;
stdole.IFontDisp pFont = pTextSymbol.Font;
symbolcolor.SelectedColor = ClsGDBDataCommon.IColorToColor(pTextSymbol.Color);
//cmbfont.Text = pTextSymbol.Font.Name;
for (int i = 0; i < cmbfont.Items.Count; i++)
{
if (cmbfont.Items[i].ToString() == pTextSymbol.Font.Name)
{
cmbfont.SelectedIndex = i;
}
}
cmbsize.Text = pTextSymbol.Size.ToString();
if (pFont.Bold == true)
{
toolBtnBold.Checked = true;
}
else
{
toolBtnBold.Checked = false;
}
if (pFont.Italic == true)
{
toolBtnIntend.Checked = true;
}
else
{
toolBtnIntend.Checked = false;
}
if (pFont.Underline == true)
{
toolBtnUnderline.Checked = true;
}
else
{
toolBtnUnderline.Checked = false;
}
if (pFont.Strikethrough == true)
{
toolBtnStrikethrough.Checked = true;
}
else
{
toolBtnStrikethrough.Checked = false;
}
}
else
{
symbolcolor.SelectedColor = Color.Black;
cmbfont.SelectedIndex = cmbfont.Items.Count - 9;
cmbsize.Text = "8";
toolBtnBold.Checked = false;
toolBtnIntend.Checked = false;
toolBtnUnderline.Checked = false;
toolBtnStrikethrough.Checked = false;
}
}
private void btnuse_Click(object sender, EventArgs e)
{
try
{
IFontDisp pFont = new StdFontClass() as IFontDisp;
pTextSymbol.Color = ClsGDBDataCommon.ColorToIColor(symbolcolor.SelectedColor);
pFont.Bold = toolBtnBold.Checked;
pFont.Italic = toolBtnIntend.Checked;
pFont.Strikethrough = toolBtnStrikethrough.Checked;
pFont.Underline = toolBtnUnderline.Checked;
pFont.Name = cmbfont.Text;
pFont.Size = decimal.Parse(cmbsize.Text);
pTextSymbol.Font = pFont;
IGeoFeatureLayer pGeoLayer = (IGeoFeatureLayer)pLayer;
pGeoLayer.AnnotationProperties.Clear();
ILabelEngineLayerProperties pLabelEngine = new LabelEngineLayerPropertiesClass();
pLabelEngine.Symbol = pTextSymbol;
//pLabelEngine2.BasicOverposterLayerProperties = pBasicProperties as IBasicOverposterLayerProperties;
if (cmbfields.Text.Contains("[") && cmbfields.Text.Contains("]"))
{
pLabelEngine.Expression = cmbfields.Text;
}
else
{
string Exptext = "[" + cmbfields.Text + "]";
pLabelEngine.Expression = Exptext;
}
IBasicOverposterLayerProperties4 pBasic = new BasicOverposterLayerPropertiesClass();
//pBasic.PolygonPlacementMethod = esriOverposterPolygonPlacementMethod.esriAlwaysHorizontal;
if (chkOverLap.Checked)
{
pBasic.GenerateUnplacedLabels = true;
}
if (pLayer is IFeatureLayer)
{
IFeatureLayer featureLayer = pLayer as FeatureLayer;
if (featureLayer.FeatureClass == null)
{
return;
}
if (featureLayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryPoint)
{
IPointPlacementPriorities pPointPlace = new PointPlacementPrioritiesClass();
pBasic.PointPlacementMethod = esriOverposterPointPlacementMethod.esriAroundPoint;
pBasic.PointPlacementOnTop = radioCenterTop.Checked;
SetPointPlacementPriorities(pPointPlace);
pBasic.PointPlacementPriorities = pPointPlace;
}
else if (featureLayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryPolyline)
{
//更改角度
//= new LineLabelPositionClass();
IClone pSrcClone = pBasic.LineLabelPosition as IClone;
IClone pDstClone = pSrcClone.Clone();
ILineLabelPosition pLineLabelPosition = pDstClone as ILineLabelPosition;
if (pLineLabelPosition != null)
{
if (radioBtnHorizontal.Checked)
{
pLineLabelPosition.Horizontal = true;
pLineLabelPosition.Parallel = false;
pLineLabelPosition.Perpendicular = false;
}
if (radioBtnPerpendicular.Checked)
{
pLineLabelPosition.Horizontal = false;
pLineLabelPosition.Parallel = false;
pLineLabelPosition.Perpendicular = true;
}
if (radioBtnParallel.Checked)
{
pLineLabelPosition.Horizontal = false;
pLineLabelPosition.Parallel = true;
pLineLabelPosition.Perpendicular = false;
}
}
pBasic.LineLabelPosition = pLineLabelPosition;
//pBasic.PerpendicularToAngle = true;
}
else if (featureLayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryPolygon)
{
pBasic.PolygonPlacementMethod = esriOverposterPolygonPlacementMethod.esriAlwaysHorizontal;
}
}
//赋给labelEngine
pLabelEngine.BasicOverposterLayerProperties = pBasic as IBasicOverposterLayerProperties;
IAnnotateLayerProperties pAnnoLayerP = (IAnnotateLayerProperties)pLabelEngine;
pAnnoLayerP.DisplayAnnotation = chklabel.Checked;
pAnnoLayerP.FeatureLayer = pGeoLayer;
pAnnoLayerP.LabelWhichFeatures = esriLabelWhichFeatures.esriVisibleFeatures;
pAnnoLayerP.WhereClause = "";
pGeoLayer.AnnotationProperties.Add(pAnnoLayerP);
pGeoLayer.DisplayAnnotation = chklabel.Checked;
pMapControl.ActiveView.Refresh();
//if (pTocControl.Buddy == pMapControl.Object)
//{
// pTocControl.SetBuddyControl(pMapControl);
// pMapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, null);
// pTocControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, null);
//}
//else if (pTocControl.Buddy.Equals(pSceneControl.Object))
//{
// pTocControl.SetBuddyControl(pSceneControl);
// IActiveView pActiveView = pSceneControl.Scene as IActiveView;
// pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, pLayer, null);
// pTocControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, null);
//}
}
catch (System.Exception ex)
{
}
}
private void ConvertAnnotation(IMap map, ILayer featureLayer, string annotationFeatureClassName, double scale,
IWorkspace workspace, ILineLabelPosition lineLabelPosition,
IPointPlacementPriorities pointPlacementPriorities,
esriBasicOverposterWeight labelWeight, esriBasicOverposterWeight featureWeight, bool tagUnplaced,
string fontName, double fontSize, IRgbColor rgbColor, string expression, bool featureLinked,
esriLabelWhichFeatures labelWhichFeatures)
{
if (workspace.Type != esriWorkspaceType.esriFileSystemWorkspace && featureLayer is IGeoFeatureLayer)
{
IGeoFeatureLayer geoFeatureLayer = featureLayer as IGeoFeatureLayer;
IAnnotateLayerPropertiesCollection annotateLayerPropertiesCollectionClass =
geoFeatureLayer.AnnotationProperties;
annotateLayerPropertiesCollectionClass.Clear();
ILabelEngineLayerProperties labelEngineLayerProperties = new LabelEngineLayerPropertiesClass();
IBasicOverposterLayerProperties basicOverposterLayerProperties =
new BasicOverposterLayerPropertiesClass();
if (lineLabelPosition != null)
{
basicOverposterLayerProperties.LineLabelPosition = lineLabelPosition;
}
else if (pointPlacementPriorities != null)
{
basicOverposterLayerProperties.PointPlacementPriorities = pointPlacementPriorities;
}
basicOverposterLayerProperties.LabelWeight = labelWeight;
basicOverposterLayerProperties.FeatureWeight = featureWeight;
IOverposterLayerProperties2 overposterLayerProperties2 =
basicOverposterLayerProperties as IOverposterLayerProperties2;
overposterLayerProperties2.TagUnplaced = tagUnplaced;
labelEngineLayerProperties.BasicOverposterLayerProperties = basicOverposterLayerProperties;
stdole.IFontDisp pFont = new stdole.StdFontClass() as stdole.IFontDisp;
pFont.Name = fontName;
ITextSymbol pTextSymbol = new TextSymbolClass();
pTextSymbol.Size = fontSize;
pTextSymbol.Font = pFont;
pTextSymbol.Color = rgbColor;
labelEngineLayerProperties.Symbol = pTextSymbol;
labelEngineLayerProperties.Expression = expression;
IAnnotateLayerProperties annotateLayerProperties =
labelEngineLayerProperties as IAnnotateLayerProperties;
annotateLayerProperties.DisplayAnnotation = true;
IAnnotationLayer annotationLayer =
CommonHelper.GetLayerByFeatureClassName(_context.FocusMap, annotationFeatureClassName) as
IAnnotationLayer;
CommonHelper.SetReferenceScale(annotationLayer, scale);
annotateLayerProperties.FeatureLayer = geoFeatureLayer;
annotateLayerProperties.GraphicsContainer = annotationLayer as IGraphicsContainer;
annotateLayerProperties.AddUnplacedToGraphicsContainer = true;
annotateLayerProperties.CreateUnplacedElements = true;
annotateLayerProperties.DisplayAnnotation = true;
annotateLayerProperties.FeatureLinked = featureLinked;
annotateLayerProperties.LabelWhichFeatures = labelWhichFeatures;
annotateLayerProperties.UseOutput = true;
annotateLayerPropertiesCollectionClass.Add(annotateLayerProperties);
annotateLayerPropertiesCollectionClass.Sort();
IAnnotateMapProperties annotateMapPropertiesClass = new AnnotateMapPropertiesClass()
{
AnnotateLayerPropertiesCollection = annotateLayerPropertiesCollectionClass
};
ITrackCancel cancelTrackerClass = new CancelTrackerClass();
IAnnotateMap2 annotateMap2 = map.AnnotationEngine as IAnnotateMap2;
IOverposterProperties overposterProperties = (map as IMapOverposter).OverposterProperties;
annotateMap2.Label(overposterProperties, annotateMapPropertiesClass, map, cancelTrackerClass);
map.AddLayer(annotationLayer as ILayer);
geoFeatureLayer.DisplayAnnotation = false;
map.ReferenceScale = scale;
map.MapScale = scale;
IActiveView activeView = map as IActiveView;
activeView.Refresh();
}
}
