NDBGJK5.0/Kingo.Plugins/KGIS.Plugin.LayerProperty/View/UC_Controls/UCLabelPropertyPage.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using DevExpress.XtraEditors;
using KGIS.Plugin.LayerProperty.Interface;
using ESRI.ArcGIS.Carto;
using ESRI.ArcGIS.Display;
using ESRI.ArcGIS.Geodatabase;
using KGIS.Plugin.LayerProperty.Utils;
using ESRI.ArcGIS.esriSystem;
using stdole;
using ESRI.ArcGIS.ADF;
using ESRI.ArcGIS.Geometry;
using DevExpress.XtraEditors.Controls;
using KGIS.Plugin.LayerProperty.Enum;
using KGIS.Framework.Utils.Helper;

namespace KGIS.Plugin.LayerProperty.View.UC_Controls
{
    public partial class UCLabelPropertyPage : XtraUserControl, IUCPropertyPageEx, IPropertyPage
    {
        private string m_FontName;
        private string m_LabelFieldName;
        private float m_FontSize = 10f;
        private bool m_CanLabel;
        private bool m_Bold;
        private bool m_Italic;
        private bool m_Underline;
        private string m_FontColor;
        private double m_LabelMinScale;
        private double m_LabelMaxScale;
        private IAnnotateLayerPropertiesCollection m_AnnotateLayerPropertiesCollection;
        private ILabelEngineLayerProperties2 m_LabelEngineLayerProps;
        private ILabelEngineLayerProperties2 m_CloneLabelEngineLayerProps;
        private IBasicOverposterLayerProperties4 m_TempBasicOverposterLayerProperties;
        private IStyleGalleryClass m_StyleGalleryClass;
        private ILayer m_Layer;
        private FormLabelScaleRangeSet m_frmLabelScaleRangeSet;
        private List<IPropertyPage> PropertyList;
        private FormPlacmentProps m_PlacmentSet;
        private ITextSymbol m_TextSymbol;
        private IFontDisp m_TextFont;
        private IFields m_Fields;
        private string m_LabelExpression;
        private bool m_IsExpressionSimple = true;
        private IGeoFeatureLayer geoFeaLyr;
        private FormSQLCreator frmSQLCreator;
        private IAnnotateLayerProperties m_CurrentAnnoLyrProp;
        private bool m_ReadProp;
        private bool isCustomLayer;
        private bool isDirty;
        public event System.EventHandler EditorChanged;
        public bool IsCustomLayer
        {
            get
            {
                return this.isCustomLayer;
            }
        }
        public bool IsPageDirty
        {
            get
            {
                return this.isDirty;
            }
            set
            {
                this.isDirty = value;
            }
        }
        public int Priority
        {
            get
            {
                throw new Exception("The method or operation is not implemented.");
            }
            set
            {
                throw new Exception("The method or operation is not implemented.");
            }
        }
        public string Title
        {
            get
            {
                throw new Exception("The method or operation is not implemented.");
            }
            set
            {
                throw new Exception("The method or operation is not implemented.");
            }
        }
        public UCLabelPropertyPage()
        {
            InitializeComponent();
            PopupBaseAutoSearchEdit popupBaseAutoSearchEdit = this.cmbFontSize;
            DevExpressControlCommand.SetAllEditorInteger2(ref popupBaseAutoSearchEdit, false, false, 3);
        }
        public void InitUC(object layerProperty)
        {
            try
            {
                this.isCustomLayer = false;
                this.m_Layer = (layerProperty as ILayer);
                this.geoFeaLyr = (layerProperty as IGeoFeatureLayer);
                this.PropertyList = new List<IPropertyPage>();
                this.m_TempBasicOverposterLayerProperties = null;
                this.fontEdit2.EditValue = "宋体";
                this.chkBold.Checked = false;
                this.chkItalic.Checked = false;
                this.chkUnderline.Checked = false;
                this.clrFontColor.Color = Color.Black;
                this.btnDeleteClass.Enabled = true;
                this.cmbAnnoLyrPropClass.Properties.Items.Clear();
                if (this.geoFeaLyr != null)
                {
                    this.chkLabelFeatures.Checked = this.geoFeaLyr.DisplayAnnotation;
                    this.m_AnnotateLayerPropertiesCollection = this.geoFeaLyr.AnnotationProperties;
                    if (this.m_AnnotateLayerPropertiesCollection == null)
                    {
                        this.CreateDefaultAnnonation();
                    }
                    else
                    {
                        IAnnotateLayerProperties annotateLayerProperties = null;
                        IElementCollection elementCollection = null;
                        IElementCollection elementCollection2 = null;
                        for (int i = 0; i < this.m_AnnotateLayerPropertiesCollection.Count; i++)
                        {
                            this.m_AnnotateLayerPropertiesCollection.QueryItem(i, out annotateLayerProperties, out elementCollection2, out elementCollection);
                            IAnnotateLayerProperties innervalue = (annotateLayerProperties as IClone).Clone() as IAnnotateLayerProperties;
                            ItemInfo<IAnnotateLayerProperties, string> item = new ItemInfo<IAnnotateLayerProperties, string>(innervalue, annotateLayerProperties.Class);
                            this.cmbAnnoLyrPropClass.Properties.Items.Add(item);
                        }
                        this.cmbAnnoLyrPropClass.SelectedIndex = 0;
                        if (this.m_AnnotateLayerPropertiesCollection.Count > 1)
                        {
                            this.cmbLabelType.SelectedIndex = 1;
                        }
                        else
                        {
                            this.cmbLabelType.SelectedIndex = 0;
                        }
                    }
                    this.btnGetAnnoLyrPropBySymbol.Enabled = this.CanGetClassFromSymbols();
                }
            }
            catch (Exception ex)
            {
                //RdbUtil.AddException(ex);
            }
        }
        public void ReadAnnotateLayerProperties(IAnnotateLayerProperties pAnnotateLayerProperties)
        {
            if (pAnnotateLayerProperties == null)
            {
                return;
            }
            this.m_CurrentAnnoLyrProp = pAnnotateLayerProperties;
            this.m_LabelEngineLayerProps = (pAnnotateLayerProperties as ILabelEngineLayerProperties2);
            IClone clone = this.m_LabelEngineLayerProps.BasicOverposterLayerProperties as IClone;
            this.m_TempBasicOverposterLayerProperties = (clone.Clone() as IBasicOverposterLayerProperties4);
            clone = (this.m_LabelEngineLayerProps as IClone);
            this.m_CloneLabelEngineLayerProps = (clone.Clone() as ILabelEngineLayerProperties2);
            this.m_LabelMaxScale = pAnnotateLayerProperties.AnnotationMaximumScale;
            this.m_LabelMinScale = pAnnotateLayerProperties.AnnotationMinimumScale;
            if (this.m_LabelEngineLayerProps == null)
            {
                return;
            }
            this.chkDisplayAnnotation.Checked = pAnnotateLayerProperties.DisplayAnnotation;
            this.m_LabelExpression = this.m_LabelEngineLayerProps.Expression;
            this.m_IsExpressionSimple = this.m_LabelEngineLayerProps.IsExpressionSimple;
            this.m_Fields = this.geoFeaLyr.FeatureClass.Fields;
            this.SetCmbLabelField(this.m_LabelEngineLayerProps);
            if (this.m_LabelEngineLayerProps.Symbol == null)
            {
                this.m_TextSymbol = this.ConvertToSymbol();
                this.m_LabelEngineLayerProps.Symbol = this.m_TextSymbol;
            }
            else
            {
                this.m_TextSymbol = this.m_LabelEngineLayerProps.Symbol;
            }
            this.SetBySymbol(this.m_TextSymbol);
        }
        private void GetLabelSet()
        {
            try
            {
                this.GetCurrentLabelSet();
                this.m_AnnotateLayerPropertiesCollection.Clear();
                for (int i = 0; i < this.cmbAnnoLyrPropClass.Properties.Items.Count; i++)
                {
                    ItemInfo<IAnnotateLayerProperties, string> itemInfo = this.cmbAnnoLyrPropClass.Properties.Items[i] as ItemInfo<IAnnotateLayerProperties, string>;
                    if (itemInfo != null)
                    {
                        if (this.cmbLabelType.SelectedIndex == 0)
                        {
                            itemInfo.InnerValue.WhereClause = "";
                            this.m_AnnotateLayerPropertiesCollection.Add(itemInfo.InnerValue);
                            break;
                        }
                        this.m_AnnotateLayerPropertiesCollection.Add(itemInfo.InnerValue);
                    }
                }
                (this.m_Layer as IGeoFeatureLayer).AnnotationProperties = this.m_AnnotateLayerPropertiesCollection;
            }
            catch (Exception ex)
            {
                //RdbUtil.AddException(ex);
            }
        }
        private void GetCurrentLabelSet()
        {
            try
            {
                if (this.m_TempBasicOverposterLayerProperties != null)
                {
                    this.m_LabelEngineLayerProps.BasicOverposterLayerProperties = (this.m_TempBasicOverposterLayerProperties as IBasicOverposterLayerProperties);
                }
                else
                {
                    this.m_LabelEngineLayerProps.BasicOverposterLayerProperties = new BasicOverposterLayerPropertiesClass();
                }
                this.m_LabelEngineLayerProps.Symbol = this.m_TextSymbol;
                this.m_CloneLabelEngineLayerProps.Expression = (this.cmbLabelField.Tag as string);

                #region BUG10428修改 2018-09-03 郑英杰 注释，对象为引用类型不需要再次赋值
                //this.m_LabelEngineLayerProps.Expression = this.m_CloneLabelEngineLayerProps.Expression;
                //this.m_LabelEngineLayerProps.ExpressionParser = this.m_CloneLabelEngineLayerProps.ExpressionParser;
                //this.m_LabelEngineLayerProps.IsExpressionSimple = this.m_CloneLabelEngineLayerProps.IsExpressionSimple;
                #endregion

                IAnnotateLayerProperties annotateLayerProperties = this.m_LabelEngineLayerProps as IAnnotateLayerProperties;
                if (annotateLayerProperties != null)
                {
                    annotateLayerProperties.AnnotationMaximumScale = this.m_LabelMaxScale;
                    annotateLayerProperties.AnnotationMinimumScale = this.m_LabelMinScale;
                    annotateLayerProperties.DisplayAnnotation = this.chkDisplayAnnotation.Checked;
                }
            }
            catch (Exception ex)
            {
                //RdbUtil.AddException(ex);
            }
        }
        private void SetCmbLabelField(ILabelEngineLayerProperties2 labelEngineLayerProps)
        {
            if (!this.IsExpression(labelEngineLayerProps))
            {
                string text = labelEngineLayerProps.Expression.Replace("[", "");
                text = text.Replace("]", "");
                Utils.Util.InitFieldList(ref this.cmbLabelField, this.geoFeaLyr.FeatureClass.Fields, text, false, false, true);
                this.cmbLabelField.Enabled = true;
            }
            else
            {
                this.cmbLabelField.Enabled = false;
                this.cmbLabelField.Text = "表达式";
            }
            this.cmbLabelField.Tag = labelEngineLayerProps.Expression;
        }
        public void Write2Prop()
        {
            try
            {
                if (!this.isCustomLayer)
                {
                    this.GetLabelSet();
                    IGeoFeatureLayer geoFeatureLayer = this.m_Layer as IGeoFeatureLayer;
                    if (geoFeatureLayer != null)
                    {
                        geoFeatureLayer.DisplayAnnotation = this.chkLabelFeatures.Checked;
                    }
                }
                this.isDirty = false;
            }
            catch (Exception ex)
            {
                //RdbUtil.AddException(ex);
            }
        }
        public bool CanWrite2Prop()
        {
            return this.isDirty;
        }
        private void InvokeEditValueChanged(object sender, System.EventArgs e)
        {
            if (this.EditorChanged != null)
            {
                this.EditorChanged(sender, e);
            }
            this.isDirty = true;
        }
        public void SetDefaultValue(object value)
        {
        }
        private void chkLabelFeatures_CheckedChanged(object sender, System.EventArgs e)
        {
            try
            {
                this.m_CanLabel = this.chkLabelFeatures.Checked;
            }
            catch (Exception ex)
            {
                //RdbUtil.AddException(ex);
            }
        }
        private void ucFieldsCombox1_SelectedFieldChanged(IField field)
        {
            try
            {
                if (field != null)
                {
                    this.m_LabelFieldName = field.Name;
                }
                this.InvokeEditValueChanged(null, null);
            }
            catch (Exception ex)
            {
                //RdbUtil.AddException(ex);
            }
        }
        private void cmbLabelField_SelectedIndexChanged(object sender, System.EventArgs e)
        {
            try
            {
                ItemInfo<IField, string> itemInfo = this.cmbLabelField.SelectedItem as ItemInfo<IField, string>;
                if (itemInfo != null)
                {
                    this.m_LabelFieldName = itemInfo.InnerValue.Name;
                    this.m_LabelExpression = "[" + this.m_LabelFieldName + "]";
                    this.cmbLabelField.Tag = this.m_LabelExpression;

                    #region BUG9883修改 2018-09-03 郑英杰
                    this.m_LabelEngineLayerProps.Expression = this.m_LabelExpression;
                    #endregion

                }
                this.InvokeEditValueChanged(null, null);
            }
            catch (Exception ex)
            {
                //RdbUtil.AddException(ex);
            }
        }
        private void cmbFontSize_TextChanged(object sender, System.EventArgs e)
        {
            try
            {
                if (!this.m_ReadProp)
                {
                    if (Convert.ToDouble(this.cmbFontSize.Text) >= 0.0)
                    {
                        if (this.m_TextSymbol != null)
                        {
                            this.m_TextSymbol.Font = this.CreateFont();
                        }
                        this.PreviewGalleryItem();
                        this.m_FontSize = Convert.ToSingle(this.cmbFontSize.Text);
                    }
                }
            }
            catch (Exception ex)
            {
                //RdbUtil.AddException(ex);
            }
        }
        private void fontEdit2_SelectedIndexChanged(object sender, System.EventArgs e)
        {
            try
            {
                if (!this.m_ReadProp)
                {
                    if (this.m_TextSymbol != null)
                    {
                        this.m_TextSymbol.Font = this.CreateFont();
                    }
                    this.PreviewGalleryItem();
                    this.m_FontName = this.fontEdit2.Text;
                }
            }
            catch (Exception ex)
            {
                //RdbUtil.AddException(ex);
            }
        }
        private IFontDisp CreateFont()
        {
            float value = Convert.ToSingle(this.cmbFontSize.EditValue);
            this.m_TextFont = (new StdFontClass() as IFontDisp);
            decimal size = Convert.ToDecimal(value);
            this.m_TextFont.Size = size;
            this.m_TextFont.Italic = this.chkItalic.Checked;
            this.m_TextFont.Bold = this.chkBold.Checked;
            this.m_TextFont.Underline = this.chkUnderline.Checked;
            this.m_TextFont.Name = this.fontEdit2.Text;
            return this.m_TextFont;
        }
        private void clrFontColor_EditValueChanged(object sender, System.EventArgs e)
        {
            try
            {
                if (!this.m_ReadProp)
                {
                    if (this.m_TextSymbol != null)
                    {
                        IColor color = this.m_TextSymbol.Color;
                        color = Converter.ToRGBColor(this.clrFontColor.Color);
                        color.Transparency = this.clrFontColor.Color.A;
                        this.m_TextSymbol.Color = color;
                    }
                    this.PreviewGalleryItem();
                    this.m_FontColor = this.clrFontColor.Text;
                    this.InvokeEditValueChanged(sender, e);
                }
            }
            catch (Exception ex)
            {
                //RdbUtil.AddException(ex);
            }
        }
        private void chkBold_CheckedChanged(object sender, System.EventArgs e)
        {
            try
            {
                if (!this.m_ReadProp)
                {
                    if (this.m_TextSymbol != null)
                    {
                        this.m_TextSymbol.Font = this.CreateFont();
                    }
                    this.PreviewGalleryItem();
                    this.m_Bold = this.chkBold.Checked;
                    this.InvokeEditValueChanged(null, null);
                }
            }
            catch (Exception ex)
            {
                //RdbUtil.AddException(ex);
            }
        }
        private void chkItalic_CheckedChanged(object sender, System.EventArgs e)
        {
            try
            {
                if (!this.m_ReadProp)
                {
                    if (this.m_TextSymbol != null)
                    {
                        this.m_TextSymbol.Font = this.CreateFont();
                    }
                    this.PreviewGalleryItem();
                    this.m_Italic = this.chkItalic.Checked;
                    this.InvokeEditValueChanged(null, null);
                }
            }
            catch (Exception ex)
            {
                //RdbUtil.AddException(ex);
            }
        }
        private void chkUnderline_CheckedChanged(object sender, System.EventArgs e)
        {
            try
            {
                if (!this.m_ReadProp)
                {
                    if (this.m_TextSymbol != null)
                    {
                        this.m_TextSymbol.Font = this.CreateFont();
                    }
                    this.PreviewGalleryItem();
                    this.m_Underline = this.chkUnderline.Checked;
                    this.InvokeEditValueChanged(null, null);
                }
            }
            catch (Exception ex)
            {
                //RdbUtil.AddException(ex);
            }
        }
        private FontStyle rtPadFontStyle()
        {
            FontStyle fontStyle = FontStyle.Regular;
            if (this.chkBold.Checked)
            {
                fontStyle |= FontStyle.Bold;
            }
            if (this.chkItalic.Checked)
            {
                fontStyle |= FontStyle.Italic;
            }
            if (this.chkUnderline.Checked)
            {
                fontStyle |= FontStyle.Underline;
            }
            return fontStyle;
        }
        private void btnSelectSymbol_Click(object sender, System.EventArgs e)
        {
            try
            {
                IClone clone = this.m_TextSymbol as IClone;
                if (clone != null)
                {
                    ISymbol symbol = clone.Clone() as ISymbol;
                    symbol = (RenderUtil.OpenStyleSelector(esriStyleClass.TextSymbols, symbol) as ISymbol);
                    if (symbol != null)
                    {
                        this.m_TextSymbol = (symbol as ITextSymbol);
                        this.SetBySymbol(this.m_TextSymbol);
                    }
                }
            }
            catch
            {
            }
        }
        private void CreateDefaultAnnonation()
        {
            try
            {
                IFeatureLayer2 featureLayer = this.m_Layer as IFeatureLayer2;
                Utils.Util.InitFieldList(ref this.cmbLabelField, featureLayer.FeatureClass.Fields, this.m_LabelFieldName, false, false, true);
                esriFeatureType featureType = featureLayer.FeatureClass.FeatureType;
                if (featureType != esriFeatureType.esriFTAnnotation)
                {
                    this.m_TempBasicOverposterLayerProperties = new BasicOverposterLayerPropertiesClass();
                    this.m_LabelEngineLayerProps = new LabelEngineLayerPropertiesClass();
                    this.m_AnnotateLayerPropertiesCollection.Clear();
                    this.m_LabelEngineLayerProps.BasicOverposterLayerProperties = (this.m_TempBasicOverposterLayerProperties as IBasicOverposterLayerProperties);
                    this.m_LabelEngineLayerProps.Symbol = this.ConvertToSymbol();
                    this.m_LabelEngineLayerProps.IsExpressionSimple = true;
                    this.m_LabelEngineLayerProps.Expression = "[" + this.m_LabelFieldName + "]";
                    IAnnotateLayerProperties annotateLayerProperties = this.m_LabelEngineLayerProps as IAnnotateLayerProperties;
                    if (annotateLayerProperties != null)
                    {
                        annotateLayerProperties.AnnotationMaximumScale = this.m_LabelMaxScale;
                        annotateLayerProperties.AnnotationMinimumScale = this.m_LabelMinScale;
                    }
                    this.m_AnnotateLayerPropertiesCollection.Add(annotateLayerProperties);
                    (this.m_Layer as IGeoFeatureLayer).AnnotationProperties = this.m_AnnotateLayerPropertiesCollection;
                }
            }
            catch (Exception ex)
            {
                //RdbUtil.AddException(ex);
            }
        }
        private ITextSymbol ConvertToSymbol()
        {
            try
            {
                ITextSymbol textSymbol = new TextSymbolClass();
                Color color = Color.Black;
                string[] array = this.m_FontColor.Split(new char[]
                {
                    ','
                });
                if (array.Length == 3)
                {
                    int red = Convert.ToInt32(array[0]);
                    int green = Convert.ToInt32(array[1]);
                    int blue = Convert.ToInt32(array[2]);
                    color = Color.FromArgb(red, green, blue);
                }
                else
                {
                    color = Color.FromName(this.m_FontColor);
                }
                textSymbol.Color = Converter.ToRGBColor(color);
                System.Drawing.Font font = new System.Drawing.Font(this.m_FontName, this.m_FontSize, this.rtPadFontStyle());
                textSymbol.Font = Converter.ToStdFont(font);
                textSymbol.Text = "AaBbYyZz";
                return textSymbol;
            }
            catch (Exception ex)
            {
                //RdbUtil.AddException(ex);
            }
            return null;
        }
        private void SetBySymbol(ITextSymbol Symbol)
        {
            try
            {
                this.m_ReadProp = true;
                if (Symbol != null)
                {
                    if (this.m_StyleGalleryClass == null)
                    {
                        this.m_StyleGalleryClass = new TextSymbolStyleGalleryClassClass();
                    }
                    this.m_TextFont = Symbol.Font;
                    this.fontEdit2.Text = this.m_TextFont.Name;
                    this.cmbFontSize.Text = this.m_TextFont.Size.ToString();
                    this.chkBold.Checked = this.m_TextFont.Bold;
                    Color color = Converter.FromRGBColor(Symbol.Color as IRgbColor);
                    this.clrFontColor.Text = string.Concat(new object[]
                    {
                        color.R,
                        ",",
                        color.G,
                        ",",
                        color.B
                    });
                    this.chkItalic.Checked = this.m_TextFont.Italic;
                    this.chkUnderline.Checked = this.m_TextFont.Underline;
                    this.m_FontName = this.fontEdit2.Text;
                    this.m_FontSize = Convert.ToSingle(this.cmbFontSize.Text);
                    this.m_CanLabel = this.chkLabelFeatures.Checked;
                    this.m_Bold = this.chkBold.Checked;
                    this.m_FontColor = this.clrFontColor.Text;
                    this.m_Italic = this.chkItalic.Checked;
                    this.m_Underline = this.chkUnderline.Checked;
                    this.PreviewGalleryItem();
                }
                this.m_ReadProp = false;
            }
            catch (Exception ex)
            {
                //RdbUtil.AddException(ex);
            }
        }
        private void btnScaleRange_Click(object sender, System.EventArgs e)
        {
            if (this.m_frmLabelScaleRangeSet == null)
            {
                this.m_frmLabelScaleRangeSet = new FormLabelScaleRangeSet();
            }
            this.m_frmLabelScaleRangeSet.InitForm(this.m_LabelMaxScale, this.m_LabelMinScale);
            if (this.m_frmLabelScaleRangeSet.ShowDialog(base.FindForm()) == DialogResult.OK)
            {
                this.m_LabelMaxScale = this.m_frmLabelScaleRangeSet.MaxScale;
                this.m_LabelMinScale = this.m_frmLabelScaleRangeSet.MinScale;
                this.InvokeEditValueChanged(null, null);
            }
        }
        private void btnPlacementSet_Click(object sender, System.EventArgs e)
        {
            try
            {
                if (this.m_TempBasicOverposterLayerProperties == null)
                {
                    IClone clone = this.m_LabelEngineLayerProps.BasicOverposterLayerProperties as IClone;
                    this.m_TempBasicOverposterLayerProperties = (clone.Clone() as IBasicOverposterLayerProperties4);
                }
                if (this.m_PlacmentSet == null)
                {
                    this.m_PlacmentSet = new FormPlacmentProps();
                }
                this.m_PlacmentSet.Fields = this.m_Fields;
                this.m_PlacmentSet.InitUC(this.m_TempBasicOverposterLayerProperties);
                if (this.m_PlacmentSet.ShowDialog() == DialogResult.OK)
                {
                    this.InvokeEditValueChanged(null, null);
                }
            }
            catch (Exception ex)
            {
                //RdbUtil.AddException(ex);
            }
        }
        public int Activate()
        {
            throw new Exception("The method or operation is not implemented.");
        }
        public void Deactivate()
        {
            throw new Exception("The method or operation is not implemented.");
        }
        public void Cancel()
        {
            throw new Exception("The method or operation is not implemented.");
        }
        private void PreviewGalleryItem()
        {
            try
            {
                if (this.m_TextSymbol != null)
                {
                    Bitmap map = StyleGalleryItemView.GetSymbolBitMap(this.picView.Width - 1, this.picView.Height - 1, this.m_StyleGalleryClass, this.m_TextSymbol as ISymbol);
                    this.picView.Image = map;
                }
            }
            catch (Exception ex)
            {
                //RdbUtil.AddException(ex);
            }
        }
        private void btnExpression_Click(object sender, System.EventArgs e)
        {
            FormLabelExpression formLabelExpression = new FormLabelExpression();
            formLabelExpression.InitForm(this.m_LabelEngineLayerProps, this.m_Fields);
            if (formLabelExpression.ShowDialog(base.FindForm()) == DialogResult.OK)
            {
                this.SetCmbLabelField(this.m_LabelEngineLayerProps);
                this.InvokeEditValueChanged(null, null);
            }
        }
        private void btnLabelStyle_Click(object sender, System.EventArgs e)
        {
            try
            {
                ILabelStyle labelStyle = RenderUtil.OpenStyleSelector(esriStyleClass.Labels, null) as ILabelStyle;
                if (labelStyle != null)
                {
                    this.m_TextSymbol = labelStyle.Symbol;
                    this.m_TempBasicOverposterLayerProperties = (labelStyle.BasicOverposterLayerProperties as IBasicOverposterLayerProperties4);
                    IFeatureLayer2 featureLayer = this.m_Layer as IFeatureLayer2;
                    if (featureLayer != null)
                    {
                        if (featureLayer.ShapeType == esriGeometryType.esriGeometryPoint)
                        {
                            this.m_TempBasicOverposterLayerProperties.FeatureType = esriBasicOverposterFeatureType.esriOverposterPoint;
                        }
                        else
                        {
                            if (featureLayer.ShapeType == esriGeometryType.esriGeometryPolyline)
                            {
                                this.m_TempBasicOverposterLayerProperties.FeatureType = esriBasicOverposterFeatureType.esriOverposterPolyline;
                            }
                            else
                            {
                                if (featureLayer.ShapeType == esriGeometryType.esriGeometryPolygon)
                                {
                                    this.m_TempBasicOverposterLayerProperties.FeatureType = esriBasicOverposterFeatureType.esriOverposterPolygon;
                                }
                            }
                        }
                    }
                    this.SetBySymbol(this.m_TextSymbol);
                }
            }
            catch
            {
            }
        }
        private bool IsExpression(ILabelEngineLayerProperties2 labelEngineLayerProps)
        {
            if (!labelEngineLayerProps.IsExpressionSimple)
            {
                return true;
            }
            if (labelEngineLayerProps.Expression.Contains("&\""))
            {
                return true;
            }
            string expression = labelEngineLayerProps.Expression;
            return expression.IndexOf("]") < expression.Length - 1;
        }
        private void cmbLabelType_SelectedIndexChanged(object sender, System.EventArgs e)
        {
            if (this.cmbLabelType.SelectedIndex == 0)
            {
                this.pnlMutilClasses.Visible = false;
            }
            else
            {
                this.pnlMutilClasses.Visible = true;
            }
            this.InvokeEditValueChanged(null, null);
        }
        private bool ClassNameCanUse(string className)
        {
            if (className == string.Empty)
            {
                MessageHelper.Show("名称不能为空");
                return false;
            }
            for (int i = 0; i < this.cmbAnnoLyrPropClass.Properties.Items.Count; i++)
            {
                ItemInfo<IAnnotateLayerProperties, string> itemInfo = this.cmbAnnoLyrPropClass.Properties.Items[i] as ItemInfo<IAnnotateLayerProperties, string>;
                if (itemInfo != null && itemInfo.DisplayValue == className)
                {
                    MessageHelper.Show("分类名称已经存在，不能重复！");
                    return false;
                }
            }
            return true;
        }
        private bool ClassNameCanUse2(string className)
        {
            if (className == string.Empty)
            {
                return false;
            }
            for (int i = 0; i < this.cmbAnnoLyrPropClass.Properties.Items.Count; i++)
            {
                ItemInfo<IAnnotateLayerProperties, string> itemInfo = this.cmbAnnoLyrPropClass.Properties.Items[i] as ItemInfo<IAnnotateLayerProperties, string>;
                if (itemInfo != null && itemInfo.DisplayValue == className)
                {
                    return false;
                }
            }
            return true;
        }
        private void CreateNewAnnotateLayerProperties(string name)
        {
            IAnnotateLayerProperties annotateLayerProperties = (this.m_CurrentAnnoLyrProp as IClone).Clone() as IAnnotateLayerProperties;
            annotateLayerProperties.Class = name;
            annotateLayerProperties.DisplayAnnotation = false;
            ItemInfo<IAnnotateLayerProperties, string> item = new ItemInfo<IAnnotateLayerProperties, string>(annotateLayerProperties, name);
            this.cmbAnnoLyrPropClass.SelectedIndex = this.cmbAnnoLyrPropClass.Properties.Items.Add(item);
            this.AnnoLyrPropClassChanged();
            this.InvokeEditValueChanged(null, null);
        }
        private void btnAddClass_Click(object sender, System.EventArgs e)
        {
            string empty = string.Empty;
            if (DevExpressInputBox.InputBox("分类名称：", "新建分类", "", out empty) == DialogResult.OK && this.ClassNameCanUse(empty))
            {
                this.CreateNewAnnotateLayerProperties(empty);
                this.InvokeEditValueChanged(null, null);
            }
        }
        private void btnDeleteClass_Click(object sender, System.EventArgs e)
        {
            if (this.cmbAnnoLyrPropClass.Properties.Items.Count > 1)
            {
                this.cmbAnnoLyrPropClass.Properties.Items.Remove(this.cmbAnnoLyrPropClass.SelectedItem);
                this.cmbAnnoLyrPropClass.SelectedIndex = 0;
                this.InvokeEditValueChanged(null, null);
            }
        }
        private void btnRenameClass_Click(object sender, System.EventArgs e)
        {
            string empty = string.Empty;
            if (DevExpressInputBox.InputBox("分类名称：", "修改分类", this.m_CurrentAnnoLyrProp.Class, out empty) == DialogResult.OK && this.ClassNameCanUse(empty))
            {
                this.m_CurrentAnnoLyrProp.Class = empty;
                this.cmbAnnoLyrPropClass.Properties.Items.Remove(this.cmbAnnoLyrPropClass.SelectedItem);
                ItemInfo<IAnnotateLayerProperties, string> item = new ItemInfo<IAnnotateLayerProperties, string>(this.m_CurrentAnnoLyrProp, this.m_CurrentAnnoLyrProp.Class);
                this.cmbAnnoLyrPropClass.SelectedIndex = this.cmbAnnoLyrPropClass.Properties.Items.Add(item);
                this.cmbAnnoLyrPropClass.Update();
                this.InvokeEditValueChanged(null, null);
            }
        }
        private void cmbAnnoLyrPropClass_SelectedValueChanged(object sender, System.EventArgs e)
        {
            ItemInfo<IAnnotateLayerProperties, string> itemInfo = this.cmbAnnoLyrPropClass.SelectedItem as ItemInfo<IAnnotateLayerProperties, string>;
            if (itemInfo != null)
            {
                this.ReadAnnotateLayerProperties(itemInfo.InnerValue);
            }
            this.AnnoLyrPropClassChanged();
            this.InvokeEditValueChanged(null, null);
        }
        private void cmbAnnoLyrPropClass_EditValueChanging(object sender, ChangingEventArgs e)
        {
            ItemInfo<IAnnotateLayerProperties, string> param = e.OldValue as ItemInfo<IAnnotateLayerProperties, string>;
            if (param != null)
            {
                this.GetCurrentLabelSet();
            }
            this.InvokeEditValueChanged(null, null);
        }
        private void btnWhereClause_Click(object sender, System.EventArgs e)
        {
            try
            {
                if (this.frmSQLCreator == null)
                {
                    this.frmSQLCreator = new FormSQLCreator();
                }
                IFeatureLayer featureLayer = this.m_Layer as IFeatureLayer;
                if (featureLayer != null)
                {
                    this.frmSQLCreator.InitForm(featureLayer);
                    this.frmSQLCreator.SQL = this.m_CurrentAnnoLyrProp.WhereClause;
                    if (this.frmSQLCreator.ShowDialog() == DialogResult.OK)
                    {
                        this.m_CurrentAnnoLyrProp.WhereClause = this.frmSQLCreator.SQL;
                        this.InvokeEditValueChanged(null, null);
                    }
                }
            }
            catch (Exception ex)
            {
                //RdbUtil.AddException(ex);
            }
        }
        private void AnnoLyrPropClassChanged()
        {
            if (this.cmbAnnoLyrPropClass.Properties.Items.Count == 1)
            {
                this.btnDeleteClass.Enabled = false;
                this.chkDisplayAnnotation.Checked = true;
                this.chkDisplayAnnotation.Enabled = false;
                return;
            }
            this.btnDeleteClass.Enabled = true;
            this.chkDisplayAnnotation.Enabled = true;
        }
        private bool CanGetClassFromSymbols()
        {
            try
            {
                IFeatureRenderer renderer = (this.m_Layer as IGeoFeatureLayer).Renderer;
                IUniqueValueRenderer uniqueValueRenderer = renderer as IUniqueValueRenderer;
                if (uniqueValueRenderer != null)
                {
                    return true;
                }
            }
            catch (Exception)
            {
            }
            return false;
        }
        private void btnGetAnnoLyrPropBySymbol_Click(object sender, System.EventArgs e)
        {
            DialogResult dialogResult = MessageHelper.ShowYesNoCancelAndTips("是否要覆盖现有的标注分类？\n\r点击是将使用符号分类对现有的分类进行覆盖。\n\r点击否将跳过现有分类，将符号分类进行追加。");
            if (dialogResult == DialogResult.Yes)
            {
                this.cmbAnnoLyrPropClass.Properties.Items.Clear();
                IFeatureRenderer renderer = (this.m_Layer as IGeoFeatureLayer).Renderer;
                IUniqueValueRenderer uniqueValueRenderer = renderer as IUniqueValueRenderer;
                for (int i = 0; i < uniqueValueRenderer.ValueCount; i++)
                {
                    string name = uniqueValueRenderer.get_Value(i);
                    this.CreateNewAnnotateLayerProperties(name);
                }
                return;
            }
            if (dialogResult == DialogResult.No)
            {
                IFeatureRenderer renderer2 = (this.m_Layer as IGeoFeatureLayer).Renderer;
                IUniqueValueRenderer uniqueValueRenderer2 = renderer2 as IUniqueValueRenderer;
                for (int j = 0; j < uniqueValueRenderer2.ValueCount; j++)
                {
                    string text = uniqueValueRenderer2.get_Value(j);
                    if (this.ClassNameCanUse2(text))
                    {
                        this.CreateNewAnnotateLayerProperties(text);
                    }
                }
            }
        }
        private void chkDisplayAnnotation_CheckedChanged(object sender, System.EventArgs e)
        {
            this.InvokeEditValueChanged(null, null);
        }
    }
}