private void Map_MouseMove(object sender, MouseEventArgs e)
{
PointShape mouseLocation = ExtentHelper.ToWorldCoordinate(map.CurrentExtent, new ScreenPointF(e.X, e.Y), map.Width, map.Height);
lblLocationX.Text = string.Format(CultureInfo.InvariantCulture, "X:{0:N6}", mouseLocation.X);
lblLocationY.Text = string.Format(CultureInfo.InvariantCulture, "Y:{0:N6}", mouseLocation.Y);
stpFooter.Refresh();
if (!currentFeatureLayer.IsOpen)
{
return;
}
HighlightOverlay USDemographicOverlay = (HighlightOverlay)map.Overlays["HighlightOverlayKey"];
USDemographicOverlay.UpdateHighlightFeature(currentFeatureLayer, mouseLocation);
// Here we get tootip for the highlighted feature.
bool mapNeedsUpdate = USDemographicOverlay.HighlightFeature != null &&
(PreviousHighlightFeature == null || (PreviousHighlightFeature != null && PreviousHighlightFeature.Id != USDemographicOverlay.HighlightFeature.Id));
if (mapNeedsUpdate)
{
toolTip1.Hide(map);
toolTip1.Dispose();
string resultText = string.Empty;
foreach (string item in currentStyleBuilder.SelectedColumns)
{
string columnName = TextFormatter.GetFormatedString(item, double.Parse(USDemographicOverlay.HighlightFeature.ColumnValues[item]));
resultText = string.Format("{0}{1}\n", resultText, columnName);
}
toolTip1 = new ToolTip();
toolTip1.InitialDelay = 1000;
toolTip1.SetToolTip(map, resultText);
map.Refresh(USDemographicOverlay);
}
else if (USDemographicOverlay.HighlightFeature == null)
{
toolTip1.Hide(map);
toolTip1.Dispose();
}
PreviousHighlightFeature = USDemographicOverlay.HighlightFeature;
}
public StackPanel GetToolTip(Feature feature)
{
StackPanel popupPanel = new StackPanel();
popupPanel.Margin = new Thickness(5);
if (mapModel.DefaultFeatureLayer == mapModel.CensusStateFeatureLayer)
{
TextBlock stateName = new TextBlock();
stateName.FontWeight = FontWeights.Bold;
stateName.FontFamily = new FontFamily("Segoe UI");
stateName.Text = feature.ColumnValues["NAME"];
stateName.FontSize = 14;
stateName.Margin = new Thickness(0, 0, 0, 10);
popupPanel.Children.Add(stateName);
popupPanel.Children.Add(new Separator()
{
Margin = new Thickness(0, 0, 0, 10)
});
}
foreach (var column in CurrentStyleBuilder.SelectedColumns)
{
if (feature.ColumnValues.ContainsKey(column))
{
TextBlock columnText = new TextBlock();
columnText.FontFamily = new FontFamily("Segoe UI");
columnText.Text = TextFormatter.GetFormatedString(column, double.Parse(feature.ColumnValues[column]));
columnText.FontSize = 12;
columnText.Margin = new Thickness(0, 0, 0, 3);
popupPanel.Children.Add(columnText);
}
}
return(popupPanel);
}