private void AxTOCControl1_OnMouseDown(object sender, ITOCControlEvents_OnMouseDownEvent e)
{
IBasicMap pMap = null;
ILayer pLayer = null;
object legendgp = null;
object index = null;
esriTOCControlItem pItem = esriTOCControlItem.esriTOCControlItemNone;
axTOCControl1.HitTest(e.x, e.y, ref pItem, ref pMap, ref pLayer, ref legendgp, ref index); //点击测试，点击图例打开符号选择器
if (e.button == 1)
{
ILegendGroup pLegendGroup = new LegendGroup();
ILegendClass pLegendClass = new LegendClass();
pLegendGroup = (ILegendGroup)legendgp;
if (pItem == esriTOCControlItem.esriTOCControlItemLegendClass)
{
pLegendClass = pLegendGroup.get_Class(Convert.ToInt32(index.ToString()));
if (pLegendClass == null)
{
return;
}
FormSymbolSelector dlg = new FormSymbolSelector(pLegendClass, pLayer);
if (dlg != null)
{
dlg.ShowDialog();
m_pTocControl.Update();
m_mapControl.Refresh(esriViewDrawPhase.esriViewGeography, null, null);
}
}
}
}
/// <summary>
/// 双击TOC修改符号系统
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void axTOCControl1_OnDoubleClick(object sender, ESRI.ArcGIS.Controls.ITOCControlEvents_OnDoubleClickEvent e)
{
esriTOCControlItem pTocControlItem = esriTOCControlItem.esriTOCControlItemNone;
ILayer pLayer = null;
IBasicMap pBasicMap = null;
object unk = null;
object data = null;
if (e.button == 1)
{
axTOCControl1.HitTest(e.x, e.y, ref pTocControlItem, ref pBasicMap, ref pLayer, ref unk, ref data);
System.Drawing.Point pos = new System.Drawing.Point(e.x, e.y);
if (pTocControlItem == esriTOCControlItem.esriTOCControlItemLegendClass)
{
ILegendClass pLegendClass = new LegendClass();
ILegendGroup pLegendGroup = new LegendGroup();
if (unk is ILegendGroup)
{
pLegendGroup = unk as ILegendGroup;
}
pLegendClass = pLegendGroup.get_Class((int)data);
ISymbol pSymbol;
pSymbol = pLegendClass.Symbol;
ISymbolSelector pSymbolSelector = new SymbolSelector();
bool isOk = false;
pSymbolSelector.AddSymbol(pSymbol);
isOk = pSymbolSelector.SelectSymbol(0);
if (isOk)
{
pLegendClass.Symbol = pSymbolSelector.GetSymbolAt(0);
}
this.axMapControl1.ActiveView.Refresh();
this.axTOCControl1.Refresh();
}
}
}
//符号选择器
private void AxTOCControl1_OnDoubleClick(object sender, ITOCControlEvents_OnDoubleClickEvent e)
{
ILayer pLayer = null;
IBasicMap pMap = null;
object legendgp = null;
object index = null;
esriTOCControlItem pItem = esriTOCControlItem.esriTOCControlItemNone;
ILegendGroup pLegendGroup = new LegendGroup();
ILegendClass pLegendClass = new LegendClass();
try
{
axTOCControl1.HitTest(e.x, e.y, ref pItem, ref pMap, ref pLayer, ref legendgp, ref index);
}
catch (Exception)
{
throw;
}
pLegendGroup = (ILegendGroup)legendgp;
if (pItem == esriTOCControlItem.esriTOCControlItemLegendClass)
{
pLegendClass = pLegendGroup.get_Class(Convert.ToInt32(index.ToString()));
if (pLegendClass == null)
{
return;
}
FrmSymbolLibrary dlg = new FrmSymbolLibrary(pLegendClass, pLayer);
if (dlg != null)
{
try
{
dlg.ShowDialog();
axTOCControl1.Update();
mainMapControl.Refresh(esriViewDrawPhase.esriViewGeography, null, null);
}
catch (Exception)
{
throw;
}
}
}
//esriTOCControlItem toccItem = esriTOCControlItem.esriTOCControlItemNone;
//ILayer iLayer = null;
//IBasicMap iBasicMap = null;
//object unk = null;
//object data = null;
//if (e.button == 1)
//{
// axTOCControl1.HitTest(e.x, e.y, ref toccItem, ref iBasicMap, ref iLayer, ref unk, ref data);
// System.Drawing.Point pos = new System.Drawing.Point(e.x, e.y);
// if (toccItem == esriTOCControlItem.esriTOCControlItemLegendClass)
// {
// ILegendClass pLC = new LegendClassClass();
// ILegendGroup pLG = new LegendGroupClass();
// if (unk is ILegendGroup)
// {
// pLG = (ILegendGroup)unk;
// }
// pLC = pLG.get_Class((int)data);
// ISymbol pSym = pLC.Symbol;
// ISymbolSelector pSS = new SymbolSelectorClass();
// bool bOK = false;
// pSS.AddSymbol(pSym);
// bOK = pSS.SelectSymbol(0);
// if (bOK)
// {
// pLC.Symbol = pSS.GetSymbolAt(0);
// }
// mainMapControl.ActiveView.Refresh();
// axTOCControl1.Refresh();
// }
//}
}