The ROI manager provides the capability for an application to manage one or more Regions of Interest. A Region of Interest is a defined by an ROI Tool such as the Rectangle ROI Tool, which creates a rectangular region of interest. The ROI manager allows multiple regions to be combined in various ways. The resulting combined region can be used by other widgets such as the WFS Query widget or the Extraction widget.
The ROI manager can operate in several modes as follows:
If the application is designed to allow complex Regions to be built then there will be buttons in the user interface to allow the user to switch between the various modes.
The ROI manager provides the capability for an application to manage one or more Regions of Interest. A Region of Interest is a defined by an ROI Tool such as the Rectangle ROI Tool, which creates a rectangular region of interest. The ROI manager allows multiple regions to be combined in various ways. The resulting combined region can be used by other widgets such as the WFS Query widget or the Extraction widget.
The ROI manager can operate in several modes as follows:
If the application is designed to allow complex Regions to be built then there will be buttons in the user interface to allow the user to switch between the various modes.