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Re: Detection on drawing annotation in the RasterImageViewer Started by roadman at 09-01-2008 12:56. Topic has 28 replies. LEAD Support Fo... » Developer » Annotations » Re: Detection on drawing annotation in the RasterImageViewer

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09-01-2008, 12:56 roadman Joined on 06-27-2007 Posts 95 Detection on drawing annotation in the RasterImageViewer How can i detect if the user draw on a RasterImageViewer? I want to force the user to save the annotation if the user has drawn sth in the viewer.    Report

09-02-2008, 8:00 Qasem Lubani Joined on 08-13-2006 Posts 1,135 Re: Detection on drawing annotation in the RasterImageViewer How is the user doing the drawing exactly? Is this using our annotations automation manager, or do you give the user a different kind of drawing functionality? Qasem Al-Lubani LEAD Technical Support www.leadtools.com    Report

09-02-2008, 10:33 roadman Joined on 06-27-2007 Posts 95 Re: Detection on drawing annotation in the RasterImageViewer Yes, using the default automation manager and the default toolbar    Report

09-03-2008, 8:21 Qasem Lubani Joined on 08-13-2006 Posts 1,135 Re: Detection on drawing annotation in the RasterImageViewer Try by using the AnnAutomation.CurrentDesignerChanged Event Qasem Al-Lubani LEAD Technical Support www.leadtools.com    Report

09-11-2008, 6:04 roadman Joined on 06-27-2007 Posts 95 Re: Detection on drawing annotation in the RasterImageViewer It failed. Once i clicked the toolbar button in the annotation toolbar button, the event was fired. What i want is to mark the RasterImageViewer.Image as "modified" if user has drawn sth (including annotation object or adjusting the contract/brightness) on the image    Report

09-11-2008, 6:15 roadman Joined on 06-27-2007 Posts 95 Re: Detection on drawing annotation in the RasterImageViewer I have tried the RasterImage.Changed event. It work for image manipulation action only but not work for annotation object.    Report

09-11-2008, 8:49 Qasem Lubani Joined on 08-13-2006 Posts 1,135 Re: Detection on drawing annotation in the RasterImageViewer Use this event:  AnnAutomation Class : AfterObjectChanged Event Examine this property:  AnnAfterObjectChangedEventArgs Class : ChangeType It will tell you what type of change was made to annotations. Qasem Al-Lubani LEAD Technical Support www.leadtools.com    Report

09-12-2008, 1:02 roadman Joined on 06-27-2007 Posts 95 Re: Detection on drawing annotation in the RasterImageViewer I got the following errors after the event was fired   StackTrace "   at Leadtools.Annotations.AnnDrawDesigner.EndWorking()\r\n   at Leadtools.Annotations.AnnRectangleDrawDesigner.MouseUp(MouseEventArgs e)\r\n   at Leadtools.Annotations.AnnAutomation.Viewer_MouseUp(Object sender, MouseEventArgs e)\r\n   at System.Windows.Forms.Control.OnMouseUp(MouseEventArgs e)\r\n   at Leadtools.WinForms.RasterImageViewer.OnMouseUp(MouseEventArgs e)\r\n   at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks)\r\n   at System.Windows.Forms.Control.WndProc(Message& m)\r\n   at Leadtools.WinForms.RasterImageViewer.WndProc(Message& m)\r\n   at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m)\r\n   at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)\r\n   at System.Windows.Forms.NativeWindow.DebuggableCallback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)\r\n   at System.Windows.Forms.UnsafeNativeMethods.DispatchMessageW(MSG& msg)\r\n   at System.Windows.Forms.Application.ComponentManager.System.Windows.Forms.UnsafeNativeMethods.IMsoComponentManager.FPushMessageLoop(Int32 dwComponentID, Int32 reason, Int32 pvLoopData)\r\n   at System.Windows.Forms.Application.ThreadContext.RunMessageLoopInner(Int32 reason, ApplicationContext context)\r\n   at System.Windows.Forms.Application.ThreadContext.RunMessageLoop(Int32 reason, ApplicationContext context)\r\n   at System.Windows.Forms.Form.ShowDialog(IWin32Window owner)\r\n   at System.Windows.Forms.Form.ShowDialog()\r\n   at hk.org.ha.view.cid.realtimecap.MainForm.rasterThumbnailBrowser_DoubleClick(Object sender, EventArgs e) in C:\\xxxxx\\MainForm.cs:line 2184" string    Report

09-12-2008, 13:16 roadman Joined on 06-27-2007 Posts 95 Re: Detection on drawing annotation in the RasterImageViewer Is there any event that can be triggered when user perform some actions( include image manipulation and image annotation) on the RasterImageViewer.Image?    Report

09-13-2008, 1:50 roadman Joined on 06-27-2007 Posts 95 Re: Detection on drawing annotation in the RasterImageViewer Let me further clarify the requirement. I need to detect the change on the image of the RasterImageViewer. The change includes by automation manager or by directly adjust some properties of the image such as changing the brightness, contract and hue of the image by user. One user has drawn sth, i have to warn it before the user left the application    Report

09-14-2008, 8:55 Maen Hasan Joined on 08-05-2004 Posts 1,799 Re: Detection on drawing annotation in the RasterImageViewer For image manipulation, use the RasterImage.Changed Event. For annotation, use the AfterObjectChanged Event. How exactly did you use the AfterObjectChanged Event? Thanks, Maen Badwan LEADTOOLS Technical Support    Report

09-15-2008, 23:30 roadman Joined on 06-27-2007 Posts 95 Re: Detection on drawing annotation in the RasterImageViewer I use the AfterObjectChanged Event as follow: public class PictorialIndex { AnnAnnotation ann = new AnnAnnotation PictorialIndex() { ann.AfterObjectChanged +=...... } public void Pictorial_AfterObjectChanged(){ } } In another class, I create the PictorialIndex    Report

09-16-2008, 6:25 Qasem Lubani Joined on 08-13-2006 Posts 1,135 Re: Detection on drawing annotation in the RasterImageViewer I would like to test the issue here and see the error message for my self. Can you please create a new small project(Not your full application) that has the minimal code possible to show the error message and send it to me in a ZIP or RAR file? Qasem Al-Lubani LEAD Technical Support www.leadtools.com    Report

09-16-2008, 12:38 roadman Joined on 06-27-2007 Posts 95 Re: Detection on drawing annotation in the RasterImageViewer Attached the sample [EDIT:  I had to delete the attachment.  It contained DLLs.  You should strip out the DLLs using Build > Clean Solution in Visual Studio.  Also make sure that you don't have any unlock codes in your source code since these forums are public.]    Report

09-16-2008, 12:49 jigar Joined on 08-22-2007 Posts 447 Re: Detection on drawing annotation in the RasterImageViewer I had to delete the attachment because it contained DLLs.  Read your post above, I added a note.  Don't forget to remove the unlock codes also.  Thanks. LEADTOOLS Technical Support    Report

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LEAD Support Fo... » Developer » Annotations » Re: Detection on drawing annotation in the RasterImageViewer

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