/// <summary>
/// 初始化过滤条件面板
/// </summary>
private void initFilterCondition()
{
listField.Items.Clear();
listValue.Items.Clear();
txtCondition.Text = (this.m_FeaLay as IFeatureLayerDefinition).DefinitionExpression;
//得到当前要素图层的所有字段
ITableFields pTableFields = m_FeaLay as ITableFields;
IField pField;
for (int i = 0; i < pTableFields.FieldCount; i++)
{
if (pTableFields.get_FieldInfo(i).Visible == true)
{
pField = pTableFields.get_Field(i);
if (pField.Type == esriFieldType.esriFieldTypeOID ||
pField.Type == esriFieldType.esriFieldTypeSmallInteger ||
pField.Type == esriFieldType.esriFieldTypeInteger ||
pField.Type == esriFieldType.esriFieldTypeSingle ||
pField.Type == esriFieldType.esriFieldTypeDouble ||
pField.Type == esriFieldType.esriFieldTypeDate ||
pField.Type == esriFieldType.esriFieldTypeString)
{
//ListViewItem item = new ListViewItem(new string[] { pField.Name, pField.AliasName });
//item.Tag = pField;
Class.Item item = new Class.Item(pField.AliasName, pField);
listField.Items.Add(item);
}
}
}
}
private void listField_DoubleClick(object sender, EventArgs e)
{
if (listField.Items.Count > 0)
{
if (listField.SelectedItems.Count > 0)
{
Class.Item selItem = this.listField.SelectedItems[0] as Class.Item;
IField pFld = selItem.Value as IField;
this.txtCondition.Text += pFld.Name;
}
}
}
private void listField_SelectedIndexChanged(object sender, EventArgs e)
{
if (listField.Items.Count == 0)
{
return;
}
if (listField.SelectedItems.Count == 0)
{
return;
}
Class.Item selItem = listField.SelectedItems[0] as Class.Item;
IField pFld = selItem.Value as IField;
ArrayList uniqueValues = Class.Common.GetUniqueValue(this.m_FeaLay.FeatureClass as ITable, new string[] { pFld.Name });
this.listValue.Items.Clear();
IField pField = selItem.Value as IField;
if (pField.Domain is ICodedValueDomain)//如果为编码域
{
for (int i = 0; i < uniqueValues.Count; i++)
{
if (uniqueValues[i].ToString() != "<Null>")
{
listValue.Items.Add(Class.Common.GetCodedDescriptionDomainValue(pField.Domain as ICodedValueDomain, uniqueValues[i].ToString()));
}
}
}
else//如果不为编码域
{
if (pField.Type == esriFieldType.esriFieldTypeString)
{
for (int i = 0; i < uniqueValues.Count; i++)
{
if (uniqueValues[i].ToString() != "<Null>")
{
listValue.Items.Add("'" + uniqueValues[i].ToString() + "'");
}
}
}
else
{
for (int i = 0; i < uniqueValues.Count; i++)
{
if (uniqueValues[i].ToString() != "<Null>")
{
listValue.Items.Add(uniqueValues[i].ToString());
}
}
}
}
}
private void listValue_DoubleClick(object sender, EventArgs e)
{
if (this.listValue.SelectedItem == null)
{
return;
}
Class.Item selItem = listField.SelectedItems[0] as Class.Item;
IField pField = selItem.Value as IField;
if (pField.Domain is ICodedValueDomain)//如果为编码域
{
this.txtCondition.Text += Class.Common.GetCodedValueDomainValue(pField.Domain as ICodedValueDomain, this.listValue.SelectedItem.ToString());
}
else//如果不为编码域
{
this.txtCondition.Text += this.listValue.SelectedItem.ToString();
}
}
/// <summary>
/// 克隆
/// </summary>
/// <returns></returns>
public new Item Clone()
{
Class.Item obj = base.Clone() as Item;
return(obj);
}
/// <summary>
/// 保存图层属性
/// </summary>
/// <returns></returns>
public bool SaveProperties()
{
if (txtLayerName.Text.Trim() == "")
{
return(false);
}
if (this.rdoGroupScale.SelectedIndex == 1)
{
try
{
if (double.Parse(txtScaleMin.Text) <= double.Parse(txtScaleMax.Text))
{
return(false);
}
}
catch
{
return(false);
}
}
m_FeaLay.Name = txtLayerName.Text;
if (this.rdoGroupScale.SelectedIndex == 0)
{
m_FeaLay.MinimumScale = 0;
m_FeaLay.MaximumScale = 0;
}
else if (this.rdoGroupScale.SelectedIndex == 1)
{
m_FeaLay.MinimumScale = double.Parse(txtScaleMin.Text);
m_FeaLay.MaximumScale = double.Parse(txtScaleMax.Text);
}
(m_FeaLay as ILayerGeneralProperties).LayerDescription = txtDescription.Text; //地图描述
Class.Item item = cboDisplayField.SelectedItem as Class.Item;
m_FeaLay.DisplayField = item.Value.ToString(); //主显示字段
m_FeaLay.Visible = chkVisible.Checked; //可见性
(m_FeaLay as ILayerEffects).Transparency = short.Parse(txtTransparency.Text); //透明度
m_FeaLay.ShowTips = chkShowTip.Checked; //显示主显示字段
if (m_FeaLay is IGeoFeatureLayer)
{
if (chkLabelAll.Checked)
{
ChangeLayerAnno(m_FeaLay);
}
(m_FeaLay as IGeoFeatureLayer).DisplayAnnotation = chkLabelAll.Checked; //标注图层中所有要素
}
m_FeaLay.ScaleSymbols = chkScaleSymbol.Checked;//符号随比例尺缩放
////////字段信息
m_pTableFields = m_FeaLay as ITableFields;
for (int i = 0; i < listViewFieldInfo.Nodes.Count; i++)
{
int index = m_pTableFields.FindField(listViewFieldInfo.Nodes[i][2].ToString());
if (index > -1)
{
IFieldInfo pFieldInfo = m_pTableFields.get_FieldInfo(index);
pFieldInfo.Visible = listViewFieldInfo.Nodes[i].Checked == true ? true : false;
}
}
if (!CheckCondition(this.m_FeaLay, txtCondition.Text))
{
MessageBox.Show("查询条件错误！");
}
else
{
(this.m_FeaLay as IFeatureLayerDefinition).DefinitionExpression = txtCondition.Text;
m_MapCtrl.ActiveView.Refresh();
}
return(true);
}
/// <summary>
/// 初始化控件
/// </summary>
private void initControls()
{
IFeatureLayer pFeaLayer = (IFeatureLayer)m_FeaLay;
if (pFeaLayer == null)
{
return;
}
IDatasetEditInfo pEdit = (IDatasetEditInfo)pFeaLayer.FeatureClass;
ILayerEffects pLayerEff = (ILayerEffects)m_FeaLay;
//数据源
IDataLayer pDataLayer = (IDataLayer)m_FeaLay;
IDatasetName pDatasetName = pDataLayer.DataSourceName as IDatasetName;
IWorkspaceName pWSName = pDatasetName.WorkspaceName;
IFeatureClassName pFCName = pDatasetName as IFeatureClassName;
string strDataSourceType = "";
string strFeatureDataSet = "";
if (pFCName.FeatureDatasetName == null)
{
strDataSourceType = "数据类型 ：" + "个人空间数据库 要素类";
strFeatureDataSet = "数 据 集 ：" + "无";
}
else
{
strDataSourceType = "数据类型 ：" + pFCName.FeatureDatasetName.Category + "(" + pFeaLayer.DataSourceType + ")";
strFeatureDataSet = "数 据 集 ：" + pFCName.FeatureDatasetName.Name;
}
string strFeatureClass = "要 素 类 ：" + pDatasetName.Name;
string strFeatureType = "要素类型 ：" + pFCName.FeatureType.ToString();
string strGeometyrType = "几何类型 ：" + pFCName.ShapeType.ToString();
string strLocationPath = "位 置 ：" + pWSName.PathName;
string strRelativeBase = "相对路径 ：" + pDataLayer.RelativeBase;
this.txtSoureFile.Text = strDataSourceType + "\r\n" +
strFeatureDataSet + "\r\n" +
strFeatureClass + "\r\n" +
strFeatureType + "\r\n" +
strGeometyrType + "\r\n" +
strRelativeBase + "\r\n" +
strLocationPath;
this.txtXMin.Text = m_FeaLay.AreaOfInterest.XMin.ToString(".##");
this.txtXMax.Text = m_FeaLay.AreaOfInterest.XMax.ToString(".##");
this.txtYMin.Text = m_FeaLay.AreaOfInterest.YMin.ToString(".##");
this.txtYMax.Text = m_FeaLay.AreaOfInterest.YMax.ToString(".##");
//基本信息
this.txtLayerName.Text = m_FeaLay.Name;
if (pEdit != null)
{
this.chkEdit.Checked = pEdit.CanEdit;
}
if (m_FeaLay.FeatureClass != null)
{
int dfIndex = -1;
this.chkVisible.Checked = pFeaLayer.Visible;
this.cboDisplayField.Properties.Items.Clear();
for (int i = 0; i < m_FeaLay.FeatureClass.Fields.FieldCount; i++)
{
IField pField = m_FeaLay.FeatureClass.Fields.get_Field(i);
if (pField.Name == pFeaLayer.DisplayField)
{
dfIndex = i;
}
Class.Item item = new Class.Item(pField.AliasName, pField.Name);
cboDisplayField.Properties.Items.Add(item);
}
this.cboDisplayField.SelectedIndex = dfIndex;
this.txtTransparency.Text = pLayerEff.Transparency.ToString();
//this.txtScaleMin.Text = (pFeaLayer as ILayerGeneralProperties).LastMinimumScale.ToString();
//this.txtScaleMax.Text = (pFeaLayer as ILayerGeneralProperties).LastMaximumScale.ToString();
this.txtScaleMin.Text = pFeaLayer.MinimumScale.ToString();
this.txtScaleMax.Text = pFeaLayer.MaximumScale.ToString();
this.txtDescription.Text = (pFeaLayer as ILayerGeneralProperties).LayerDescription;
if (pFeaLayer.MinimumScale == 0 && pFeaLayer.MaximumScale == 0)
{
this.rdoGroupScale.SelectedIndex = 0;
txtScaleMin.Enabled = false;
txtScaleMax.Enabled = false;
}
else
{
this.rdoGroupScale.SelectedIndex = 1;
txtScaleMin.Enabled = true;
txtScaleMax.Enabled = true;
}
chkShowTip.Checked = pFeaLayer.ShowTips;
if (pFeaLayer is IGeoFeatureLayer)
{
chkLabelAll.Checked = (pFeaLayer as IGeoFeatureLayer).DisplayAnnotation;
}
chkScaleSymbol.Checked = pFeaLayer.ScaleSymbols;
m_pTableFields = pFeaLayer as ITableFields;
//字段信息
string strType = "";
for (int i = 0; i < m_pTableFields.FieldCount; i++)
{
IField pField = m_pTableFields.get_Field(i);
IFieldInfo pFieldInfo = m_pTableFields.get_FieldInfo(i);
switch (pField.Type)//类型
{
case esriFieldType.esriFieldTypeBlob:
strType = "二进制块";
break;
case esriFieldType.esriFieldTypeDate:
strType = "日期型";
break;
case esriFieldType.esriFieldTypeDouble:
strType = "双精度";
break;
case esriFieldType.esriFieldTypeGeometry:
strType = "几何形体";
break;
case esriFieldType.esriFieldTypeGlobalID:
strType = "GlobalID";
break;
case esriFieldType.esriFieldTypeGUID:
strType = "GUID";
break;
case esriFieldType.esriFieldTypeOID:
strType = "OID";
break;
case esriFieldType.esriFieldTypeRaster:
strType = "栅格";
break;
case esriFieldType.esriFieldTypeSingle:
strType = "单精度";
break;
case esriFieldType.esriFieldTypeSmallInteger:
strType = "短整形";
break;
case esriFieldType.esriFieldTypeString:
strType = "字符型";
break;
}
TreeListNode node = this.listViewFieldInfo.Nodes.Add(new object[] { pField.AliasName, pField.Name, strType });
node.Checked = pFieldInfo.Visible;
}
//初始化过滤条件面板
initFilterCondition();
}
}