/// <summary>
/// 图层树控件事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void axTOCControl_OnMouseDown(object sender, ITOCControlEvents_OnMouseDownEvent e)
{
esriTOCControlItem item = esriTOCControlItem.esriTOCControlItemNone;
IBasicMap map = null;
ILayer layer = null;
object other = null;
object index = null;
_tocControl.HitTest(e.x, e.y, ref item, ref map, ref layer, ref other, ref index);
if (index != null)
{
currentIndex = (int)index;
}
else
{
currentIndex = 0;
}
//确保有项目被选择
//if (item == esriTOCControlItem.esriTOCControlItemMap)
//{
// _tocControl.SelectItem(map, null);
//}
if (item == esriTOCControlItem.esriTOCControlItemLayer && layer == currentLayer)
{
_tocControl.SelectItem(layer, null);
}
legend = other;
currentLayer = layer;
//选择的是Map
if (item == esriTOCControlItem.esriTOCControlItemMap)
{
//将Map信息传递给propertyGrid控件
MapInfo _mapInfo = new MapInfo(_mapControl.Map);
//propertyGrid.SelectedObject = _mapInfo;
//如果是右键点击,弹出菜单
if (e.button == 2)
{
_mapMenu.PopupMenu(e.x, e.y, _tocControl.hWnd);
}
}
//选择的是 Layer
if (item == esriTOCControlItem.esriTOCControlItemLayer)
{
if (e.button == 2)
{
this._mapControl.CustomProperty = layer;
_layerMenu.PopupMenu(e.x, e.y, _tocControl.hWnd);
}
}
//Legend 选择的是遥感影像 修改波段 RGB
if (item == esriTOCControlItem.esriTOCControlItemLegendClass && e.button == 1)
{
IRasterLayer pRasterLayer = layer as IRasterLayer;
if (pRasterLayer != null && pRasterLayer.BandCount > 1) //判断是影像后排除单波段影像。
{
BandSelectorMenu.Items.Clear();
BandSelectorMenu.Items.Add("不可见");
ToolStripSeparator separator = new ToolStripSeparator();
BandSelectorMenu.Items.Add(separator);
string toolItem;
for (int i = 0; i < pRasterLayer.BandCount; i++)
{
toolItem = "Band_" + (i + 1);
BandSelectorMenu.Items.Add(toolItem);
}
IRasterRGBRenderer pRGBRender = pRasterLayer.Renderer as IRasterRGBRenderer;
ToolStripMenuItem VisuableItem = BandSelectorMenu.Items[0] as ToolStripMenuItem;
ToolStripMenuItem ChangeItem;
if ((int)index == 0)
{
if (pRGBRender.UseRedBand == false)
{
VisuableItem.Checked = true;
}
else
{
ChangeItem = BandSelectorMenu.Items[pRGBRender.RedBandIndex + 2] as ToolStripMenuItem;
ChangeItem.Checked = true;
}
}
if ((int)index == 1)
{
if (pRGBRender.UseGreenBand == false)
{
VisuableItem.Checked = true;
}
else
{
ChangeItem = BandSelectorMenu.Items[pRGBRender.GreenBandIndex + 2] as ToolStripMenuItem;
ChangeItem.Checked = true;
}
}
if ((int)index == 2)
{
if (pRGBRender.UseBlueBand == false)
{
VisuableItem.Checked = true;
}
else
{
ChangeItem = BandSelectorMenu.Items[pRGBRender.BlueBandIndex + 2] as ToolStripMenuItem;
ChangeItem.Checked = true;
}
}
BandSelectorMenu.Show(axTOCControl1, e.x, e.y);
}
}
}
private void axTOCControl_OnMouseDown(object sender, ITOCControlEvents_OnMouseDownEvent e)
{
esriTOCControlItem item = esriTOCControlItem.esriTOCControlItemNone;
IBasicMap map = null;
ILayer layer = null;
object other = null;
object index = null;
_tocControl.HitTest(e.x, e.y, ref item, ref map, ref layer, ref other, ref index);
if (index != null)
{
currentIndex = (int)index;
}
else
{
currentIndex = 0;
}
legend = other;
currentLayer = layer;
//确保有项目被选择
if (item == esriTOCControlItem.esriTOCControlItemMap)
{
_tocControl.SelectItem(map, null);
}
else if (item == esriTOCControlItem.esriTOCControlItemLayer)
{
_tocControl.SelectItem(layer, null);
}
//else if (item == esriTOCControlItem.esriTOCControlItemLegendClass)
//{
// _tocControl.SelectItem(other, null);
//}
//选择的是Map
if (item == esriTOCControlItem.esriTOCControlItemMap)
{
//将Map信息传递给propertyGrid控件
MapInfo _mapInfo = new MapInfo(_mapControl.Map);
//propertyGrid.SelectedObject = _mapInfo;
//如果是右键点击,弹出菜单
if (e.button == 2)
{
_mapMenu.PopupMenu(e.x, e.y, _tocControl.hWnd);
}
}
//选择的是 Layer
if (item == esriTOCControlItem.esriTOCControlItemLayer)
{
if (e.button == 2)
{
this._mapControl.CustomProperty = layer;
_layerMenu.PopupMenu(e.x, e.y, _tocControl.hWnd);
}
/*
* //将Layer信息传递给PropertyGrid控件
* _mapControl.CustomProperty = layer;
* IFeatureLayer pFeatLyr = layer as IFeatureLayer;
* if (pFeatLyr == null)
* return;
* MyMainGIS.Library.MapLayerInfo _mapLyrInfo = new MyMainGIS.Library.MapLayerInfo(pFeatLyr, _mapControl.Map);
* //propertyGrid.SelectedObject = _mapLyrInfo;
* //_App.StatusBar.Panels[0].Text = "当前选择图层:" + layer.Name;
*
* //数据表中出现当前图层数据
* //获取有效的图层名称 a_b被解析为a.b
* string LayerName = LayerDataTable.getValidFeatureClassName(layer.Name);
* //判断当前图层是否存在Selection
* IFeatureSelection pFeatureSelection = layer as IFeatureSelection;
* if (pFeatureSelection.SelectionSet.Count > 0)
* {
* LayerName += "_Selection";
* if (_App.MainDataSet.Tables.Contains(LayerName))
* {
* _App.MainDataSet.Tables.Remove(LayerName);
* }
* DataTable dt = LayerDataTable.CreateDataTable(layer, LayerName);
* _App.MainDataSet.Tables.Add(dt);
* }
* else
* {
* if (!this._App.MainDataSet.Tables.Contains(LayerName))
* {
* DataTable dt = LayerDataTable.CreateDataTable(layer, LayerName);
* _App.MainDataSet.Tables.Add(dt);
* }
* }
* //bindingSource.DataSource = _App.MainDataSet;
* //bindingSource.DataMember = LayerName;
* //dataGridView.DataSource = bindingSource;
* //DataPanel.Text = "数据表[" + LayerName + "]" + " 记录数：" + _DataSet.Tables[LayerName].Rows.Count.ToString();
* //dataGridView.Refresh();
*/
}
//Legend 选择的是遥感影像 修改波段 RGB
if (item == esriTOCControlItem.esriTOCControlItemLegendClass && e.button == 1)
{
IRasterLayer pRasterLayer = layer as IRasterLayer;
if (pRasterLayer != null && pRasterLayer.BandCount > 1) //判断是影像后排除单波段影像。
{
BandSelectorMenu.Items.Clear();
BandSelectorMenu.Items.Add("不可见");
ToolStripSeparator separator = new ToolStripSeparator();
BandSelectorMenu.Items.Add(separator);
string toolItem;
for (int i = 0; i < pRasterLayer.BandCount; i++)
{
toolItem = "Band_" + (i + 1);
BandSelectorMenu.Items.Add(toolItem);
}
IRasterRGBRenderer pRGBRender = pRasterLayer.Renderer as IRasterRGBRenderer;
ToolStripMenuItem VisuableItem = BandSelectorMenu.Items[0] as ToolStripMenuItem;
ToolStripMenuItem ChangeItem;
if ((int)index == 0)
{
if (pRGBRender.UseRedBand == false)
{
VisuableItem.Checked = true;
}
else
{
ChangeItem = BandSelectorMenu.Items[pRGBRender.RedBandIndex + 2] as ToolStripMenuItem;
ChangeItem.Checked = true;
}
}
if ((int)index == 1)
{
if (pRGBRender.UseGreenBand == false)
{
VisuableItem.Checked = true;
}
else
{
ChangeItem = BandSelectorMenu.Items[pRGBRender.GreenBandIndex + 2] as ToolStripMenuItem;
ChangeItem.Checked = true;
}
}
if ((int)index == 2)
{
if (pRGBRender.UseBlueBand == false)
{
VisuableItem.Checked = true;
}
else
{
ChangeItem = BandSelectorMenu.Items[pRGBRender.BlueBandIndex + 2] as ToolStripMenuItem;
ChangeItem.Checked = true;
}
}
BandSelectorMenu.Show(axTOCControl1, e.x, e.y);
}
}
}
