constants OverviewVisibleEnum
The OverviewVisibleEnum type specifies the way items are represented in the overview area. Use the OverviewVisible property to specify whether the control's overview visible is hidden or shown. 

The following screen shot the control's overview part:

The OverviewVisibleEnum type includes the following values:

 NameValueDescription 
   exOverviewHidden0 The control's overview is not visible.  
   exOverviewShowAll-1 The control's overview shows the bars from the visible items using the range for all bars in the chart. The exOverviewShowAll ignores the exOverviewHideBars. This flag should not be used with newer versions, it is provided for backward compatibility. 

The following screen shot shows the control's overview when exOverviewShowAll flag is specified only:

 
   exOverviewShowOnlyVisible1 The control's overview shows the bars from the visible items using the range of bars in the visible items only.

The following screen shot shows the control's overview when exOverviewShowOnlyVisible flag is specified only:

 
   exOverviewShowAllVisible2 The control's overview shows the bars from the visible items using the range for all bars in the chart.

The following screen shot shows the control's overview when exOverviewShowAllVisible flag is specified only:

 
   exOverviewAllowVerticalScroll256 Indicates whether the user can vertically scroll the chart while navigating up or down the overview part of the control. For instance, you can click the overview panel, the chart displays the selected area, and you can drag the cursor left or right to select a new date-time range to be displayed, or you can go up or down, to scroll items up or down.  
   exOverviewHideBars512 Prevents showing the bars in the overview part of the control. For instance, you can use this flag in combination of any other flag to show just the time-scale in the overview part of the control, to allow the user to quickly scroll the chart's content to a specific time-zone. The exOverviewHideBars is ignored if the OverviewVisible property is exOverviewShowAll.

The following screen shot shows the control's overview when exOverviewHideBars flag is specified:

 

 
   exOverviewShowDateTimeScale4096 Specifies whether the overview part of the control displays the date-time scale. This flag includes the time-scale on the overview. The time-scale intersects the bars in the overview. By default, the time-scale of the overview part is shown on the top of it, so you can combine the exOverviewShowDateTimeScale flag with exOverviewShowDateTimeScaleBottom flag, to display the time-scale on the bottom side of the overview part of the control. 

The following screen shot shows the control's overview when exOverviewShowDateTimeScale flag is specified:

 
   exOverviewShowDateTimeScaleSplit5120 Specifies whether the overview's date-time scale is displayed into a separate portion of the overview. This flag includes the time-scale on the overview. The time-scale does not intersect the bars in the overview. By default, the time-scale of the overview part is shown on the top of it, so you can combine the exOverviewShowDateTimeScaleSplit flag with exOverviewShowDateTimeScaleBottom flag, to display the time-scale on the bottom side of the overview part of the control. 

The following screen shot shows the control's overview when exOverviewShowDateTimeScaleSplit flag is specified:

 
   exOverviewShowDateTimeScaleBottom6144 Specifies whether the overview's date-time scale is displayed on the bottom side of the overview. By default, the time-scale of the overview part is shown on the top of it, so you can use the exOverviewShowDateTimeScaleBottom flag with exOverviewShowDateTimeScale or exOverviewShowDateTimeScaleSplit to display the time-scale on the bottom side of the overview part of the control.

The following screen shot shows the control's overview when exOverviewShowDateTimeScaleBottom flag is specified:

 
   exOverviewShowMargins8192 Displays the limits of the overview bars. You can include the exOverviewShowMargins flag to display the margins/limits of all (project) / visible bars. In other words, the exOverviewShowMargins flag displays the minimal ItemBar(exBarStart) value, and the maximal ItemBar(exBarEnd) value.

The following screen shot shows the control's overview when exOverviewShowMargins flag is specified:

 
   exOverviewShowSelMargins16384 Displays the selection limits ( first/last visible date in the chart).

The following screen shot shows the control's overview when exOverviewShowSelMargins flag is specified:

 
   exOverviewSplitter65536 Specifies whether the overview's horizontal splitter is visible or hidden. Include the exDisableOverview in the OnResizeControl property to disable resizing the chart's overview part of the control. You can use the Background(exSplitBar) property to change the back color / visual appearance of the overview's split bar.

The following screen show shows the splitter of the control's overview, so the exOverviewSplitter flag is set:

 
 


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