private void UpdateLegend(DemographicStyleBuilder styleBuilder, LegendAdornmentLayer legendAdornmentLayer)
{
legendAdornmentLayer.LegendItems.Clear();
if (styleBuilder is ThematicDemographicStyleBuilder)
{
AddThematicLegendItems(legendAdornmentLayer);
}
else if (styleBuilder is DotDensityDemographicStyleBuilder)
{
AddDotDensityLegendItems(legendAdornmentLayer);
}
else if (styleBuilder is ValueCircleDemographicStyleBuilder)
{
AddValueCircleLegendItems(legendAdornmentLayer);
}
else if (styleBuilder is PieChartDemographicStyleBuilder)
{
AddPieGraphLegendItems(legendAdornmentLayer);
}
legendAdornmentLayer.ContentResizeMode = LegendContentResizeMode.Fixed;
legendAdornmentLayer.Height = GetLegendHeight(legendAdornmentLayer);
legendAdornmentLayer.Width = GetLegendWidth(legendAdornmentLayer);
}
private void UpdateUIControls(DemographicStyleBuilder activeStyleBuilder)
{
avoidUpdatingMap = true;
foreach (var item in cbxActiveColor.SimpleColors)
{
GeoColor styleColor = activeStyleBuilder.Color;
if (item.Value.R == styleColor.RedComponent &&
item.Value.G == styleColor.GreenComponent &&
item.Value.B == styleColor.BlueComponent)
{
cbxActiveColor.SetSelectedColor(item.Key);
break;
}
}
ThematicDemographicStyleBuilder activeThematicSetting = activeStyleBuilder as ThematicDemographicStyleBuilder;
if (activeThematicSetting != null)
{
foreach (var item in cbxActiveEndColor.SimpleColors)
{
GeoColor styleColor = activeThematicSetting.EndColor;
if (item.Value.R == styleColor.RedComponent &&
item.Value.G == styleColor.GreenComponent &&
item.Value.B == styleColor.BlueComponent)
{
cbxActiveEndColor.SetSelectedColor(item.Key);
break;
}
}
cbxSelectColorWheelDirection.SelectedIndex = (int)activeThematicSetting.ColorWheelDirection;
}
avoidUpdatingMap = false;
}
public void UpdateUIControls(DemographicStyleBuilder activeSettingViewModel)
{
GeoColor[] colors = GeoColorList.Select(c => c.GeoColor).ToArray();
for (int i = 0; i < colors.Length; i++)
{
if (colors[i].Equals(activeSettingViewModel.Color))
{
currentStyleBuilder = activeSettingViewModel;
SelectedColorItem = GeoColorList[i];
break;
}
}
ThematicDemographicStyleBuilder thematicDemographicStyleBuilder = activeSettingViewModel as ThematicDemographicStyleBuilder;
if (thematicDemographicStyleBuilder != null)
{
GeoColor styleColor = thematicDemographicStyleBuilder.EndColor;
for (int i = 0; i < colors.Length; i++)
{
if (colors[i].Equals(styleColor))
{
currentStyleBuilder = activeSettingViewModel;
SelectedEndColorItem = GeoColorList[i];
break;
}
}
}
}
// This method would be called whenever the style needs to updated
private void dataSelectorUserControl_StyleUpdated(object sender, StyleUpdatedDataSelectorUserControlEventArgs e)
{
HideStyleControls();
DataSelectorUserControl dataSelectorUserControl = sender as DataSelectorUserControl;
LegendAdornmentLayer legendAdornmentLayer = (LegendAdornmentLayer)map.AdornmentOverlay.Layers[0];
// Here we update the styleBuilder and UI according to the style builder type passed from the data selector user control.
switch (e.DemographicStyleBuilderType)
{
case DemographicStyleBuilderType.ValueCircle:
currentStyleBuilder = new ValueCircleDemographicStyleBuilder();
trackBarValueCirleRadio.Visible = true;
lblValueCircle.Visible = true;
legendAdornmentLayer.Title.TextStyle.TextColumnName = e.ActivatedStyleSelectors[0].LegendTitle;
break;
case DemographicStyleBuilderType.DotDensity:
currentStyleBuilder = new DotDensityDemographicStyleBuilder();
lblFewer.Visible = true;
lblMore.Visible = true;
trackBarDots.Visible = true;
lblDotDensityUnit.Visible = true;
legendAdornmentLayer.Title.TextStyle.TextColumnName = e.ActivatedStyleSelectors[0].LegendTitle;
break;
case DemographicStyleBuilderType.PieChart:
currentStyleBuilder = new PieChartDemographicStyleBuilder();
foreach (StyleSelectorUserControl item in e.ActivatedStyleSelectors)
{
((PieChartDemographicStyleBuilder)currentStyleBuilder).SelectedColumnAliases.Add(item.Alias);
}
legendAdornmentLayer.Title.TextStyle.TextColumnName = dataSelectorUserControl.Title;
break;
case DemographicStyleBuilderType.Thematic:
default:
currentStyleBuilder = new ThematicDemographicStyleBuilder();
lblDisplayEndColor.Visible = true;
lblColorWheelDirection.Visible = true;
cbxActiveEndColor.Visible = true;
cbxSelectColorWheelDirection.Visible = true;
legendAdornmentLayer.Title.TextStyle.TextColumnName = e.ActivatedStyleSelectors[0].LegendTitle;
lblDisplayColor.Text = "Display Start Color";
break;
}
foreach (StyleSelectorUserControl activatedStyleSelector in e.ActivatedStyleSelectors)
{
currentStyleBuilder.SelectedColumns.Add(activatedStyleSelector.ColumnName);
}
// Update UI and map.
UpdateUIControls(currentStyleBuilder);
UpdateMap(currentStyleBuilder);
}
private void MainForm_Load(object sender, EventArgs e)
{
map.MapUnit = GeographyUnit.Meter;
map.ZoomLevelSet = new ThinkGeoCloudMapsZoomLevelSet();
map.CurrentExtent = new RectangleShape(-13059527, 6484023, -8632838, 2982361);
// Please input your ThinkGeo Cloud Client ID / Client Secret to enable the background map.
ThinkGeoCloudRasterMapsOverlay thinkGeoCloudMapsOverlay = new ThinkGeoCloudRasterMapsOverlay("ThinkGeo Cloud Client ID", "ThinkGeo Cloud Client Secret");
map.Overlays.Add(thinkGeoCloudMapsOverlay);
// Add Demographic Layer
customFeatureLayer = new ShapeFileFeatureLayer();
censusStateFeatureLayer = new ShapeFileFeatureLayer(@"../../App_Data/usStatesCensus2010.shp");
censusStateFeatureLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;
currentFeatureLayer = censusStateFeatureLayer;
LayerOverlay demographicLayerOverlay = new LayerOverlay();
demographicLayerOverlay.Layers.Add(currentFeatureLayer);
map.Overlays.Add("DemographicLayerOverlayKey", demographicLayerOverlay);
// Add Highlight Overlay
HighlightOverlay USDemographicOverlay = new HighlightOverlay();
map.Overlays.Add("HighlightOverlayKey", USDemographicOverlay);
// Initialize style builder to Thematic
currentStyleBuilder = new ThematicDemographicStyleBuilder();
currentStyleBuilder.SelectedColumns.Add("Population");
// Initialize the Legend
LegendAdornmentLayer legendAdornmentLayer = new LegendAdornmentLayer();
legendAdornmentLayer.Location = AdornmentLocation.LowerLeft;
legendAdornmentLayer.Title = new LegendItem();
legendAdornmentLayer.Title.ImageJustificationMode = LegendImageJustificationMode.JustifyImageRight;
legendAdornmentLayer.Title.TopPadding = 10;
legendAdornmentLayer.Title.BottomPadding = 10;
legendAdornmentLayer.Title.TextStyle = new TextStyle("Population", new GeoFont("Segoe UI", 12), new GeoSolidBrush(GeoColor.SimpleColors.Black));
map.AdornmentOverlay.Layers.Add(legendAdornmentLayer);
//map.ZoomToScale(map.ZoomLevelSet.ZoomLevel14.Scale);
// Update the controls and map.
UpdateUIControls(currentStyleBuilder);
UpdateMap(currentStyleBuilder);
LoadDataSelectorUserControls();
}
private void UpdateMap(DemographicStyleBuilder styleBuilder)
{
if (!avoidUpdatingMap)
{
Collection <Style> activeStyles = styleBuilder.GetStyles(currentFeatureLayer.FeatureSource);
currentFeatureLayer.ZoomLevelSet.ZoomLevel01.CustomStyles.Clear();
foreach (Style activeStyle in activeStyles)
{
currentFeatureLayer.ZoomLevelSet.ZoomLevel01.CustomStyles.Add(activeStyle);
}
LegendAdornmentLayer legendAdornmentLayer = (LegendAdornmentLayer)map.AdornmentOverlay.Layers[0];
UpdateLegend(currentStyleBuilder, legendAdornmentLayer);
map.Refresh();
}
}
private void RenderDemographicStyle(object sender, DemographicStyleBuilder demographicStyleBuilder)
{
FrameworkElement frameworkElement = (FrameworkElement)sender;
ColumnViewModel columnViewModel = (ColumnViewModel)frameworkElement.DataContext;
columnViewModel.IsSelected = true;
foreach (var item in mainWindowViewModel.SelectedCategory.Columns)
{
item.CheckBoxVisiblity = Visibility.Hidden;
}
mainWindowViewModel.UpdateUIControls(demographicStyleBuilder);
mainWindowViewModel.CurrentStyleBuilder.SelectedColumns.Clear();
mainWindowViewModel.CurrentStyleBuilder.SelectedColumns.Add(columnViewModel.ColumnName);
mapModel.LegendTitle = columnViewModel.LegendTitle;
mainWindowViewModel.UpdateMap();
}
private void UpdateLegend(DemographicStyleBuilder styleBuilder, LegendAdornmentLayer legendAdornmentLayer)
{
legendAdornmentLayer.LegendItems.Clear();
if (styleBuilder is ThematicDemographicStyleBuilder)
{
AddThematicLegendItems(legendAdornmentLayer);
}
else if (styleBuilder is DotDensityDemographicStyleBuilder)
{
AddDotDensityLegendItems(legendAdornmentLayer);
}
else if (styleBuilder is ValueCircleDemographicStyleBuilder)
{
AddValueCircleLegendItems(legendAdornmentLayer);
}
else if (styleBuilder is PieChartDemographicStyleBuilder)
{
AddPieGraphLegendItems(legendAdornmentLayer);
}
legendAdornmentLayer.ContentResizeMode = LegendContentResizeMode.Fixed;
legendAdornmentLayer.Height = GetLegendHeight(legendAdornmentLayer);
legendAdornmentLayer.Width = GetLegendWidth(legendAdornmentLayer);
}
public void UpdateUIControls(DemographicStyleBuilder activeSettingViewModel)
{
GeoColor[] colors = GeoColorList.Select(c => c.GeoColor).ToArray();
for (int i = 0; i < colors.Length; i++)
{
if (colors[i].Equals(activeSettingViewModel.Color))
{
currentStyleBuilder = activeSettingViewModel;
SelectedColorItem = GeoColorList[i];
break;
}
}
ThematicDemographicStyleBuilder thematicDemographicStyleBuilder = activeSettingViewModel as ThematicDemographicStyleBuilder;
if (thematicDemographicStyleBuilder != null)
{
GeoColor styleColor = thematicDemographicStyleBuilder.EndColor;
for (int i = 0; i < colors.Length; i++)
{
if (colors[i].Equals(styleColor))
{
currentStyleBuilder = activeSettingViewModel;
SelectedEndColorItem = GeoColorList[i];
break;
}
}
}
}
private void RenderDemographicStyle(object sender, DemographicStyleBuilder demographicStyleBuilder)
{
FrameworkElement frameworkElement = (FrameworkElement)sender;
ColumnViewModel columnViewModel = (ColumnViewModel)frameworkElement.DataContext;
columnViewModel.IsSelected = true;
foreach (var item in mainWindowViewModel.SelectedCategory.Columns)
{
item.CheckBoxVisiblity = Visibility.Hidden;
}
mainWindowViewModel.UpdateUIControls(demographicStyleBuilder);
mainWindowViewModel.CurrentStyleBuilder.SelectedColumns.Clear();
mainWindowViewModel.CurrentStyleBuilder.SelectedColumns.Add(columnViewModel.ColumnName);
mapModel.LegendTitle = columnViewModel.LegendTitle;
mainWindowViewModel.UpdateMap();
}
