private void CreateLabelModifierElement(XmlDocument _doc, LabelSource source, XmlElement lyrElement, string uniqueID)
{
LabelModifiers mods = source.Modifiers;
foreach (LabelModifier lm in mods)
{
XmlElement element = _doc.CreateElement("branch");
element.SetAttribute("branchtype", "", "leaf");
element.SetAttribute("title", null, lm.Name);
element.SetAttribute("alias", "", lm.Alias);
element.SetAttribute("code", "", "nonselectable");
element.SetAttribute("type", "", "LabelMod");
element.SetAttribute("img", null, "lcmodifier.bmp");
element.SetAttribute("uniqueid", "", uniqueID);
if (lm.Enabled)
{
element.SetAttribute("visible", "true");
}
else
{
element.SetAttribute("visible", "false");
}
lyrElement.AppendChild(element);
}
}
public PrinterOptions(LabelSource labelSource, string labelName, bool generateImageOnly, bool showDiagnostic)
{
LabelSource = labelSource;
LabelName = labelName;
GenerateImageOnly = generateImageOnly;
ShowDiagnostic = showDiagnostic;
}
// Create a LabelLayer and add it into the Group Layer collection with index 0.
private LabelLayer CreateLabelLayer(Map myMap, MapInfo.Data.Table table, string caption)
{
LabelLayer ll = new LabelLayer("Label Layer for bound data", SampleConstants.NewLabelLayerAlias);
// Insert this LabelLayer into the GroupLayer
GroupLayer gLyr = GetTheGroupLayer();
gLyr.Insert(0, ll);
LabelSource ls = new LabelSource(table);
ls.DefaultLabelProperties.Caption = caption;
ll.Sources.Append(ls);
return(ll);
}
private string GetSourceName(LabelSource labelSource)
{
switch (labelSource)
{
case LabelSource.Default:
return("Automatically Select");
case LabelSource.Left:
return("Left Roll");
case LabelSource.Right:
return("Right Roll");
}
throw new InvalidOperationException($"Unknown label source: {labelSource.ToString()}");
}
/// <summary>
/// 添加标注图层
/// <param name="tableName">标注的表名</param>
/// <param name="columnName">标注的列名</param>
/// </summary>
public static bool ShowLabelLayer(Map oMap, string tableName, string columnName)
{
if (oMap == null)
{
return(false);
}
//新建标注图层
LabelLayer labellayer = new LabelLayer();
oMap.Layers.Add(labellayer);
//指定要标注的数据表
LabelSource labelSource = new LabelSource(MapInfo.Engine.Session.Current.Catalog.GetTable(tableName));
labellayer.Sources.Append(labelSource);
//指定要标准字段所在的列
labelSource.DefaultLabelProperties.Caption = columnName;
//labelSource.DefaultLabelProperties.Visibility.Enabled = true;
//labelSource.DefaultLabelProperties.Visibility.VisibleRangeEnabled = true;
//labelSource.DefaultLabelProperties.Visibility.VisibleRange = new VisibleRange(0.01, 10, MapInfo.Geometry.DistanceUnit.Mile);
//labelSource.DefaultLabelProperties.Visibility.AllowDuplicates = true;
//labelSource.DefaultLabelProperties.Visibility.AllowOverlap = true;
//labelSource.DefaultLabelProperties.Visibility.AllowOutOfView = true;
//labelSource.Maximum = 50;
//labelSource.DefaultLabelProperties.Layout.UseRelativeOrientation = true;
//labelSource.DefaultLabelProperties.Layout.RelativeOrientation = MapInfo.Text.RelativeOrientation.FollowPath;
//labelSource.DefaultLabelProperties.Layout.Angle = 33.0;
//labelSource.DefaultLabelProperties.Priority.Major = "index";
labelSource.DefaultLabelProperties.Layout.Offset = 7;
labelSource.DefaultLabelProperties.Layout.Alignment = MapInfo.Text.Alignment.BottomCenter;
//Font font = new Font("黑体", 10);
//font.ForeColor = System.Drawing.Color.DarkBlue;
//labelSource.DefaultLabelProperties.Style.Font = font;
return(true);
}
public async Task <IActionResult> LabelOrder(
OrderViewModel viewModel,
LabelSource labelSource,
LabelObjectType labelObjectType,
LabelState labelStatus,
LabelReasonCodes labelReasonCode)
{
var order = await GetOrder(viewModel.OrderNumber);
if (order == null)
{
return(BadRequest("No such order found for this user."));
}
#region Fraud Protection Service
string labelObjectId;
switch (labelObjectType)
{
case LabelObjectType.Purchase:
labelObjectId = order.RiskPurchase.PurchaseId;
break;
case LabelObjectType.Account:
labelObjectId = order.RiskPurchase.User.UserId;
break;
case LabelObjectType.Email:
labelObjectId = order.RiskPurchase.User.Email;
break;
case LabelObjectType.PI:
labelObjectId = order.RiskPurchase.PaymentInstrumentList[0].MerchantPaymentInstrumentId;
break;
default:
throw new InvalidOperationException("Label object type not supported: " + labelObjectType);
}
var label = new Label
{
LabelObjectType = labelObjectType.ToString(),
LabelObjectId = labelObjectId,
LabelSource = labelSource.ToString(),
LabelReasonCodes = labelReasonCode.ToString(),
LabelState = labelStatus.ToString(),
EventTimeStamp = DateTimeOffset.Now,
Processor = "Fraud Protection sample site",
};
if (labelObjectType == LabelObjectType.Purchase)
{
label.Amount = order.Total;
label.Currency = order.RiskPurchase?.Currency;
}
var correlationId = _fraudProtectionService.NewCorrelationId;
var response = await _fraudProtectionService.PostLabel(label, correlationId);
var fraudProtectionIO = new FraudProtectionIOModel(correlationId, label, response, "Label");
TempData.Put(FraudProtectionIOModel.TempDataKey, fraudProtectionIO);
#endregion
return(View("LabelDone"));
}
/// <summary>
/// ���þݵ��ע�ļ�
/// </summary>
private void LabelLayer()
{
LabelLayer layer = new LabelLayer("LabelLayer" + strTempMapPointTable, "LabelLayer" + strTempMapPointTable);
mapControl1.Map.Layers.Add(layer);
LabelSource source = new LabelSource(MapInfo.Engine.Session.Current.Catalog.GetTable(strTempMapPointTable));
source.DefaultLabelProperties.Caption = "Caption"; //��ע�õ����Ǹ��ֶ�����
source.DefaultLabelProperties.Layout.Offset = 5;
layer.Sources.Append(source);
}
public PrinterOptions(LabelSource labelSource, string labelName, bool generateImageOnly)
{
LabelSource = labelSource;
LabelName = labelName;
GenerateImageOnly = generateImageOnly;
}
public PrinterOptions(LabelSource labelSource)
{
LabelSource = labelSource;
}
//初始化地图，更换地图
private void InitMap(MapFile mapFile)
{
currentMap = mapFile;
if (preMap == mapFile.File)
{
return;
}
mapControl.Map.Clear();
mapControl.Map.Load(MapInfo.Mapping.MapLoader.CreateFromFile(mapFile.File));
mapControlOver.Map.Load(MapInfo.Mapping.MapLoader.CreateFromFile(mapFile.File));
initZoom = mapControl.Map.Zoom;
initCenter = mapControl.Map.Bounds.Center();
ClearDistanceLayer();
preMap = mapFile.File;
comboBoxLayers.Items.Clear();
listBoxLayerPlace.Items.Clear();
for (int i = 1; i < mapControl.Map.Layers.Count; i++)
{
if (mapControl.Map.Layers[i].Name != "Watching" && mapControl.Map.Layers[i].Name != "Place" &&
mapControl.Map.Layers[i].Name != "HisPos" && mapControl.Map.Layers[i].Name != "HisLine" &&
mapControl.Map.Layers[i].Name != "HisAlarm" && mapControl.Map.Layers[i].Name != "Alarm" &&
mapControl.Map.Layers[i].Name != "DisLine" && mapControl.Map.Layers[i].Name != "Temp" &&
mapControl.Map.Layers[i].Name != "HisPlayPos" && mapControl.Map.Layers[i].Name != "HisPlayLine" &&
mapControl.Map.Layers[i].Name != "Watching_L" && mapControl.Map.Layers[i].Name != "Place_L" &&
mapControl.Map.Layers[i].Name != "HisPos_L" && mapControl.Map.Layers[i].Name != "HisAlarm_L" &&
mapControl.Map.Layers[i].Name != "Alarm_L" && mapControl.Map.Layers[i].Name != "HisPlayPos_L" &&
mapControl.Map.Layers[i].Name != "Administrative")
{
comboBoxLayers.Items.Add(mapControl.Map.Layers[i].Name);
}
}
if (comboBoxLayers.Items.Count > 0)
{
comboBoxLayers.SelectedIndex = 0;
}
if (tableWatching == null)
{
//监控点图层
TableInfo ti = TableInfoFactory.CreateTemp("Watching");
ti.Columns.Add(ColumnFactory.CreateStringColumn("ID", 10));
ti.Columns.Add(ColumnFactory.CreateStringColumn("Label", 20));
tableWatching = Session.Current.Catalog.CreateTable(ti);
TextStyle ts = new TextStyle();
ts.Font.Size = 8;
ts.Font.FontWeight = FontWeight.Bold;
ts.Font.ForeColor = Color.Green;
labLayWatching = new LabelLayer("Watching_L", "Watching_L");
LabelSource source = new LabelSource(tableWatching);
source.DefaultLabelProperties.Caption = "Label";
source.DefaultLabelProperties.Style = ts;
source.DefaultLabelProperties.CalloutLine.Use = false;
source.DefaultLabelProperties.Layout.Alignment = MapInfo.Text.Alignment.CenterRight;
source.DefaultLabelProperties.Layout.Offset = 10;
source.DefaultLabelProperties.Visibility.AllowOverlap = true;
//labLayWatching = (LabelLayer)mapControl.Map.Layers["Watching_L"];
labLayWatching.Sources.Append(source);
//自定义标注点图层
TableInfo ti2 = TableInfoFactory.CreateTemp("Place");
ti2.Columns.Add(ColumnFactory.CreateStringColumn("Label", 20));
tablePlace = Session.Current.Catalog.CreateTable(ti2);
TextStyle ts2 = new TextStyle();
ts2.Font.Size = 8;
ts2.Font.FontWeight = FontWeight.Bold;
ts2.Font.ForeColor = Color.Blue;
labLayPlace = new LabelLayer("Place_L", "Place_L");
LabelSource source2 = new LabelSource(tablePlace);
source2.DefaultLabelProperties.Caption = "Label";
source2.DefaultLabelProperties.Style = ts2;
source2.DefaultLabelProperties.CalloutLine.Use = false;
source2.DefaultLabelProperties.Layout.Alignment = MapInfo.Text.Alignment.CenterRight;
source2.DefaultLabelProperties.Layout.Offset = 10;
source2.DefaultLabelProperties.Visibility.AllowOverlap = false;
//labLayPlace = (LabelLayer)mapControl.Map.Layers["Place_L"];
labLayPlace.Sources.Append(source2);
//历史轨迹点图层
TableInfo ti3 = TableInfoFactory.CreateTemp("HisPos");
ti3.Columns.Add(ColumnFactory.CreateStringColumn("Label", 20));
tableHisPos = Session.Current.Catalog.CreateTable(ti3);
TextStyle ts3 = new TextStyle();
ts3.Font.Size = 8;
ts3.Font.FontWeight = FontWeight.Bold;
ts3.Font.ForeColor = Color.Navy;
labLayHisPos = new LabelLayer("HisPos_L", "HisPos_L");
LabelSource source3 = new LabelSource(tableHisPos);
source3.DefaultLabelProperties.Caption = "Label";
source3.DefaultLabelProperties.Style = ts3;
source3.DefaultLabelProperties.CalloutLine.Use = false;
source3.DefaultLabelProperties.Layout.Alignment = MapInfo.Text.Alignment.CenterRight;
source3.DefaultLabelProperties.Layout.Offset = 10;
source3.DefaultLabelProperties.Visibility.AllowOverlap = false;
//labLayHisPos = (LabelLayer)mapControl.Map.Layers["HisPos_L"];
labLayHisPos.Sources.Append(source3);
//历史轨迹线图层
TableInfo ti4 = TableInfoFactory.CreateTemp("HisLine");
tableHisLine = Session.Current.Catalog.CreateTable(ti4);
//历史报警点图层
TableInfo ti5 = TableInfoFactory.CreateTemp("HisAlarm");
ti5.Columns.Add(ColumnFactory.CreateStringColumn("Label", 20));
tableHisAlarm = Session.Current.Catalog.CreateTable(ti5);
TextStyle ts5 = new TextStyle();
ts5.Font.Size = 8;
ts5.Font.FontWeight = FontWeight.Bold;
ts5.Font.ForeColor = Color.Red;
labLayHisAlarm = new LabelLayer("HisAlarm_L", "HisAlarm_L");
LabelSource source5 = new LabelSource(tableHisAlarm);
source5.DefaultLabelProperties.Caption = "Label";
source5.DefaultLabelProperties.Style = ts5;
source5.DefaultLabelProperties.CalloutLine.Use = false;
source5.DefaultLabelProperties.Layout.Alignment = MapInfo.Text.Alignment.CenterRight;
source5.DefaultLabelProperties.Layout.Offset = 10;
source5.DefaultLabelProperties.Visibility.AllowOverlap = false;
//labLayHisAlarm = (LabelLayer)mapControl.Map.Layers["HisAlarm_L"];
labLayHisAlarm.Sources.Append(source5);
//报警点图层
TableInfo ti6 = TableInfoFactory.CreateTemp("Alarm");
ti6.Columns.Add(ColumnFactory.CreateStringColumn("Label", 20));
tableAlarm = Session.Current.Catalog.CreateTable(ti6);
TextStyle ts6 = new TextStyle();
ts6.Font.Size = 8;
ts6.Font.FontWeight = FontWeight.Bold;
ts6.Font.ForeColor = Color.Red;
labLayAlarm = new LabelLayer("Alarm_L", "Alarm_L");
LabelSource source6 = new LabelSource(tableAlarm);
source6.DefaultLabelProperties.Caption = "Label";
source6.DefaultLabelProperties.Style = ts6;
source6.DefaultLabelProperties.CalloutLine.Use = false;
source6.DefaultLabelProperties.Layout.Alignment = MapInfo.Text.Alignment.CenterRight;
source6.DefaultLabelProperties.Layout.Offset = 10;
source6.DefaultLabelProperties.Visibility.AllowOverlap = false;
//labLayAlarm = (LabelLayer)mapControl.Map.Layers["Alarm_L"];
labLayAlarm.Sources.Append(source6);
//测距线图层
TableInfo ti7 = TableInfoFactory.CreateTemp("DisLine");
tableDisLine = Session.Current.Catalog.CreateTable(ti7);
//临时图层
TableInfo ti8 = TableInfoFactory.CreateTemp("Temp");
tableTemp = Session.Current.Catalog.CreateTable(ti8);
//轨迹回放点图层
TableInfo ti9 = TableInfoFactory.CreateTemp("HisPlayPos");
ti9.Columns.Add(ColumnFactory.CreateStringColumn("Label", 20));
tableHisPlay = Session.Current.Catalog.CreateTable(ti9);
TextStyle ts9 = new TextStyle();
ts9.Font.Size = 8;
ts9.Font.FontWeight = FontWeight.Bold;
ts9.Font.ForeColor = Color.Black;
labLayHisPlayPos = new LabelLayer("HisPlayPos_L", "HisPlayPos_L");
LabelSource source9 = new LabelSource(tableHisPlay);
source9.DefaultLabelProperties.Caption = "Label";
source9.DefaultLabelProperties.Style = ts9;
source9.DefaultLabelProperties.CalloutLine.Use = false;
source9.DefaultLabelProperties.Layout.Alignment = MapInfo.Text.Alignment.CenterRight;
source9.DefaultLabelProperties.Layout.Offset = 10;
source9.DefaultLabelProperties.Visibility.AllowOverlap = false;
labLayHisPlayPos.Sources.Append(source9);
//轨迹回放线图层
TableInfo ti10 = TableInfoFactory.CreateTemp("HisPlayLine");
tableHisPlayLine = Session.Current.Catalog.CreateTable(ti10);
}
FeatureLayer lyr = new FeatureLayer(tableWatching);
mapControl.Map.Layers.Insert(0, lyr);
FeatureLayer lyr2 = new FeatureLayer(tablePlace);
mapControl.Map.Layers.Insert(0, lyr2);
FeatureLayer lyr3 = new FeatureLayer(tableHisPos);
mapControl.Map.Layers.Insert(0, lyr3);
FeatureLayer lyr4 = new FeatureLayer(tableHisLine);
mapControl.Map.Layers.Insert(0, lyr4);
FeatureLayer lyr5 = new FeatureLayer(tableHisAlarm);
mapControl.Map.Layers.Insert(0, lyr5);
FeatureLayer lyr6 = new FeatureLayer(tableAlarm);
mapControl.Map.Layers.Insert(0, lyr6);
FeatureLayer lyr7 = new FeatureLayer(tableDisLine);
mapControl.Map.Layers.Insert(0, lyr7);
FeatureLayer lyr8 = new FeatureLayer(tableTemp);
mapControl.Map.Layers.Insert(0, lyr8);
FeatureLayer lyr9 = new FeatureLayer(tableHisPlay);
mapControl.Map.Layers.Insert(0, lyr9);
FeatureLayer lyr10 = new FeatureLayer(tableHisPlayLine);
mapControl.Map.Layers.Insert(0, lyr10);
//标注图层
mapControl.Map.Layers.Add(labLayWatching);
mapControl.Map.Layers.Add(labLayPlace);
mapControl.Map.Layers.Add(labLayHisPos);
mapControl.Map.Layers.Add(labLayHisAlarm);
mapControl.Map.Layers.Add(labLayAlarm);
mapControl.Map.Layers.Add(labLayHisPlayPos);
}
/// <summary>
/// Find a LabelSource in the map which uses the
/// specified table, and return it, or return null
/// if no suitable LabelSource exists.
/// </summary>
/// <param name="map">The Map object to search</param>
/// <param name="sourceTable">
/// A table which may or may not be labeled currently</param>
/// <param name="currentLabelSource">
/// If null is passed, we will return the first LabelSource we find
/// that uses the specified table; if currentLabelSource is not
/// null, we will search for the next LabelSource that uses
/// the same table.
/// </param>
/// <param name="wrapAround">true if you want a "find next" search
/// to wrap around to the beginning of the layer tree, if necessary,
/// to find the next LabelSource; false if you do not the search to wrap.
/// </param>
/// <returns>A LabelSource object (which may be identical to
/// the currentLabelSource param, e.g. if the currentLabelSource
/// param represents the only LabelSource in the map); or null if
/// the map does not contain any LabelSource based on the specified table.
/// </returns>
private LabelSource LocateNextLabelSource(
Map map, Table sourceTable, LabelSource currentLabelSource, bool wrapAround)
{
// Get a collection of all LabelLayers in the map
FilterByLayerType labelLayerFilter =
new FilterByLayerType(LayerType.Label);
MapLayerEnumerator mapLayerEnum =
map.Layers.GetMapLayerEnumerator(
labelLayerFilter, MapLayerEnumeratorOptions.Recurse);
_firstLabelLayer = null;
LabelSource matchingLabelSource = null;
LabelSource firstMatchingLabelSource = null;
bool bPassedCurrentLabelSource = false;
// Given the set of all LabelLayers in the layer tree,
// search each LabelLayer to try to find a LabelSource
// child node that is based on the specified table
// (the sourceTable param).
// OR: If a non-null currentLabelSource param
// was passed in, then it represents an existing
// LabelSource, and our job is to find the NEXT
// LabelSource that uses the same table.
foreach (LabelLayer ll in mapLayerEnum)
{
if (_firstLabelLayer == null)
{
// Make a note of the first LabelLayer we find;
// later, if we decide to create a new LabelSource,
// it will go into this first LabelLayer.
_firstLabelLayer = ll;
}
// Look through this LabelLayer's collection of LabelSources
foreach (LabelSource lblSource in ll.Sources)
{
if (lblSource.Table == sourceTable)
{
// This LabelSource uses the correct table
if (firstMatchingLabelSource == null)
{
// We found our first match, so make a note of it,
// even though it may not be ideal (i.e. it may not
// be the "next" LabelSource that was requested).
firstMatchingLabelSource = lblSource;
}
// Now determine whether this match is an ideal match.
// We may have been passed a LabelSource, and asked
// to find the "next" LabelSource. So we may need
// to skip over the current LabelSource if it's
// the same as the LabelSource that was passed in.
if (currentLabelSource != null &&
!bPassedCurrentLabelSource)
{
// We WERE asked to find the "next" LabelSource,
// which means that our first task is to find
// the LabelSource that the user right-clicked.
// But according to the flag, we have not yet
// looped past the currently-selected LabelSource.
// So we will continue the loop instead of
// assigning matchingLabelSource.
if (lblSource == currentLabelSource)
{
// We were asked to find the next LabelSource,
// and this LabelSource is the same one that
// was passed in. In this case, just set the
// flag, so that the next match will be used.
bPassedCurrentLabelSource = true;
}
continue;
}
// We found a LabelSource that is a perfect match.
matchingLabelSource = lblSource;
break;
}
} // This ends the "for each LabelSource in this LabelLayer" loop
if (matchingLabelSource != null)
{
// We found an ideal match, so we can skip searching
// the other LabelLayers. Break the outer foreach loop:
break;
}
} // This ends the "for each LabelLayer" loop
if (matchingLabelSource == null)
{
// We end up here if we did not find an ideal match; for
// example, if we were asked to find the "next" node, and
// we did not find a next matching node, but we did find a
// previous matching node, we end up here.
// At this point, since we did not find a perfect match,
// we will consider a less-than-perfect match.
if (wrapAround)
{
// Wrapping is On, meaning that when we search for
// the next LabelSource, we should wrap around to the top of
// the layer list, if necessary
matchingLabelSource = firstMatchingLabelSource;
}
else
{
// Wrap is Off, meaning: if we did not find a Next LabelSource,
// return the LabelSource that was originally specified,
// which will tell the caller, "there IS no Next LabelSource."
matchingLabelSource = currentLabelSource;
}
}
return(matchingLabelSource);
}
/// <summary>
/// Find a LabelSource node in the layer tree which uses the
/// specified table, and select that node. If there are no
/// LabelSources that use the specified table, ask the user
/// whether a LabelSource should be added to the map.
/// </summary>
/// <param name="sourceTable">
/// A table which may or may not be labeled currently</param>
/// <param name="currentLabelSource">
/// If null is passed, we will select the first LabelSource we find
/// that uses the specified table; if currentLabelSource is not
/// null, we will search for the next LabelSource that uses
/// the same table.
/// </param>
private void SelectNextLabelSource(
Table sourceTable, LabelSource currentLabelSource)
{
LabelSource matchingLabelSource =
LocateNextLabelSource(_lc.Map, sourceTable, currentLabelSource, true);
if (matchingLabelSource != null)
{
// There is at least one LabelSource found that uses
// the specified table.
if (_lc.ContextMenuTargetObject == matchingLabelSource)
{
// The user right-clicked on a LabelSource in the tree,
// and the only LabelSource that we found is the
// same one the user right-clicked. So we failed
// to find a Next LabelSource.
MapInfo.Windows.MessageBox.Show(
"There are no more label sources based on the table:\n\n"
+ sourceTable.TableInfo.Description);
}
else
{
// We found an appropriate match; select its tree node.
_lc.SelectedObject = matchingLabelSource;
}
}
else
{
// There are NO LabelSource nodes that use the specified table.
// The user must have right-clicked a FeatureLayer node
// and then clicked Find Labels, but we could not find any.
// Ask the user if we should create a new LabelSource.
MessageBoxButtons buttons = MessageBoxButtons.YesNo;
DialogResult dr = MessageBox.Show(
null,
"There are no labels for the selected layer: \n\n"
+ sourceTable.TableInfo.Description + "\n\n"
+ "Do you want to create a new label source?",
"No Labels Found", buttons);
if (dr == DialogResult.Yes)
{
if (_firstLabelLayer == null)
{
// There are NO LabelLayers in the map; build one.
_firstLabelLayer = new LabelLayer("Label Layer");
_lc.Map.Layers.Insert(0, _firstLabelLayer);
}
LabelSource newSource = new LabelSource(sourceTable);
if (sourceTable.TableInfo.TableType == TableType.Wms ||
sourceTable.TableInfo.TableType == TableType.Grid ||
sourceTable.TableInfo.TableType == TableType.Raster)
{
// For a Raster Image layer, just label with the layer name.
newSource.DefaultLabelProperties.Caption =
"'" + sourceTable.TableInfo.Description + "'";
}
_firstLabelLayer.Sources.Append(newSource);
if (!_lc.UpdateWhenCollectionChanges)
{
// The LayerControl is currently configured to NOT update
// automatically when a new node is added to the tree;
// so we will force the LayerTree to regenerate, so that
// the new LabelSource node appears.
Map map = _lc.Map;
_lc.Map = null;
_lc.Map = map;
}
_lc.SelectedObject = newSource;
}
}
}
// Create a LabelLayer and add it into the Group Layer collection with index 0.
private LabelLayer CreateLabelLayer(Map myMap, MapInfo.Data.Table table, string caption)
{
LabelLayer ll = new LabelLayer("Label Layer for bound data", SampleConstants.NewLabelLayerAlias);
// Insert this LabelLayer into the GroupLayer
GroupLayer gLyr = GetTheGroupLayer();
gLyr.Insert(0, ll);
LabelSource ls = new LabelSource(table);
ls.DefaultLabelProperties.Caption = caption;
ll.Sources.Append(ls);
return ll;
}
private void CreateLabelModifierElement(XmlDocument _doc, LabelSource source, XmlElement lyrElement, string uniqueID)
{
LabelModifiers mods = source.Modifiers;
foreach (LabelModifier lm in mods) {
XmlElement element = _doc.CreateElement("branch");
element.SetAttribute("branchtype", "", "leaf");
element.SetAttribute("title", null, lm.Name);
element.SetAttribute("alias", "", lm.Alias);
element.SetAttribute("code", "", "nonselectable");
element.SetAttribute("type", "", "LabelMod");
element.SetAttribute("img", null, "lcmodifier.bmp");
element.SetAttribute("uniqueid", "", uniqueID);
if (lm.Enabled) {
element.SetAttribute("visible", "true");
} else {
element.SetAttribute("visible", "false");
}
lyrElement.AppendChild(element);
}
}
