| using System.Drawing; |
| using System.Windows; |
| using Dapplo.Windows.User32; |
| using ScreenGrab.Extensions; |
|
|
| namespace ScreenGrab; |
|
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|
|
| public abstract class ScreenGrabber |
| { |
| public static bool IsCapturing { get; private set; } |
|
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| |
|
|
| public static Action<Bitmap, string>? OnCaptured { get; set; } |
|
|
| public static void Capture(bool isAuxiliary = false) |
| { |
| if (IsCapturing) return; |
|
|
| IsCapturing = true; |
|
|
| var allDisplayInfos = DisplayInfo.AllDisplayInfos; |
| var allScreenGrab = Application.Current.Windows.OfType<ScreenGrabView>().ToList(); |
| var numberOfScreenGrabWindowsToCreate = allDisplayInfos.Length - allScreenGrab.Count; |
|
|
| for (var i = 0; i < numberOfScreenGrabWindowsToCreate; i++) |
| { |
| var view = new ScreenGrabView(OnCaptured, isAuxiliary) |
| { |
| OnGrabClose = () => IsCapturing = false |
| }; |
| allScreenGrab.Add(view); |
| } |
|
|
| const double sideLength = 40; |
|
|
| foreach (var (displayInfo, screenGrab) in allDisplayInfos.Zip(allScreenGrab, |
| (displayInfo, screenGrab) => (displayInfo, screenGrab))) |
| { |
| screenGrab.WindowStartupLocation = WindowStartupLocation.Manual; |
| screenGrab.Width = sideLength; |
| screenGrab.Height = sideLength; |
| screenGrab.WindowState = WindowState.Normal; |
|
|
| var screenCenterPoint = displayInfo.ScaledCenterPoint(); |
| screenGrab.Left = screenCenterPoint.X - sideLength / 2; |
| screenGrab.Top = screenCenterPoint.Y - sideLength / 2; |
|
|
| screenGrab.Show(); |
| screenGrab.Activate(); |
| } |
| } |
| } |
