ImGearAnnotationPage Class

The ARTPage Property of ImGearPageDisplay Class uses ImGearAnnotationPage Class type. ImGearAnnotationPage Class is an abstract class that does not have any public members. If the application works with annotations, it shall cast ImGearPageDisplay.ARTPage Property to the actual class ImGearARTPage Class, defined in the ImageGear21.Art assembly. The following two examples demonstrate this:

ImageGear v16 Example	Copy Code
ImGearPage page; ImGearPageView pageView = new ImGearPageView(); // Load an image into ImGearPage, create ImGearPageDisplay for it, and load annotations // a // Now remove annotations ImGearARTPage artPage = pageView.Display.ARTPage; if (artPage != null) artPage.RemoveMarks();

ImageGear v16 Example

Copy Code

ImGearPage page;
ImGearPageView pageView = new ImGearPageView();
// Load an image into ImGearPage, create ImGearPageDisplay for it, and load annotations
// a
// Now remove annotations
ImGearARTPage artPage = pageView.Display.ARTPage;
if (artPage != null)
 artPage.RemoveMarks();

ImageGear v17 Example	Copy Code
ImGearPage page; ImGearPageView pageView = new ImGearPageView(); // Load an image into ImGearPage, create ImGearPageDisplay for it, and load annotations // a // Now remove annotations ImGearARTPage artPage = pageView.Display.ARTPage as ImGearARTPage; if (artPage != null) artPage.RemoveMarks();

ImageGear v17 Example

Copy Code

ImGearPage page;
ImGearPageView pageView = new ImGearPageView();
// Load an image into ImGearPage, create ImGearPageDisplay for it, and load annotations
// a
// Now remove annotations
ImGearARTPage artPage = pageView.Display.ARTPage as ImGearARTPage;
if (artPage != null)
 artPage.RemoveMarks();