NDBGJK5.0/Kingo.Plugins/KGIS.Plugin.LayerProperty/View/UC_Controls/UCPolygonLabelPlacementSet.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 KGIS.Plugin.LayerProperty.Properties;

namespace KGIS.Plugin.LayerProperty.View.UC_Controls
{
    public partial class UCPolygonLabelPlacementSet : XtraUserControl, IPropertyPage
    {
        private bool m_PlaceOnlyInsidePolygon;
        private esriOverposterPolygonPlacementMethod m_PolygonPlacementMethod;
        private IBasicOverposterLayerProperties4 m_LayerProperties;
        private bool isPageDirty;
        public event System.EventHandler EditorChanged;
        public bool IsPageDirty
        {
            get
            {
                return this.isPageDirty;
            }
            set
            {
                this.isPageDirty = value;
            }
        }
        public UCPolygonLabelPlacementSet()
        {
            InitializeComponent();
        }
        public void InitUC(object layerProperty)
        {
            try
            {
                this.m_LayerProperties = (layerProperty as IBasicOverposterLayerProperties4);
                this.chkPlaceOnlyInsidePolygon.Checked = this.m_LayerProperties.PlaceOnlyInsidePolygon;
                this.rgpPlacementMethod.SelectedIndex = (int)this.m_LayerProperties.PolygonPlacementMethod;
                this.m_PlaceOnlyInsidePolygon = this.m_LayerProperties.PlaceOnlyInsidePolygon;
                this.m_PolygonPlacementMethod = this.m_LayerProperties.PolygonPlacementMethod;
                this.isPageDirty = false;
            }
            catch (Exception ex)
            {
                //RdbUtil.AddException(ex);
            }
        }
        public bool CanWrite2Prop()
        {
            return true;
        }
        public void Write2Prop()
        {
            if (this.isPageDirty)
            {
                this.m_LayerProperties.PolygonPlacementMethod = this.m_PolygonPlacementMethod;
                this.m_LayerProperties.PlaceOnlyInsidePolygon = this.m_PlaceOnlyInsidePolygon;
                this.isPageDirty = false;
            }
        }
        public void SetDefaultValue(object value)
        {
        }
        private void chkPlaceOnlyInsidePolygon_CheckedChanged(object sender, System.EventArgs e)
        {
            this.m_PlaceOnlyInsidePolygon = this.chkPlaceOnlyInsidePolygon.Checked;
            this.InvokeEditorChanged();
        }
        private void rgpPlacementMethod_SelectedIndexChanged(object sender, System.EventArgs e)
        {
            this.m_PolygonPlacementMethod = (esriOverposterPolygonPlacementMethod)this.rgpPlacementMethod.SelectedIndex;
            switch (this.m_PolygonPlacementMethod)
            {
                case esriOverposterPolygonPlacementMethod.esriAlwaysHorizontal:
                    this.pictureEdit1.Image = Resources.esriAlwaysHorizontal;
                    break;
                case esriOverposterPolygonPlacementMethod.esriAlwaysStraight:
                    this.pictureEdit1.Image = Resources.esriAlwaysStraight;
                    break;
                case esriOverposterPolygonPlacementMethod.esriMixedStrategy:
                    this.pictureEdit1.Image = Resources.esriMixedStrategy;
                    break;
            }
            this.InvokeEditorChanged();
        }
        private void InvokeEditorChanged()
        {
            if (this.EditorChanged != null)
            {
                this.EditorChanged(null, null);
            }
            this.isPageDirty = true;
        }
    }
}