/// <summary>
/// Shows an overlay over the screen that allows the user to select a
/// region, of which the image is captured and returned.
/// </summary>
/// <returns>A <see cref="Screenshot"/> with the selected region.</returns>
public static Screenshot FromRegion()
{
try
{
Screenshot screenshot = new Screenshot();
screenshot.Source = ScreenshotSource.RegionCapture;
RegionOverlay overlay = new RegionOverlay();
if (overlay.ShowDialog() == DialogResult.OK)
{
Rectangle rect = overlay.SelectedRegion;
if (rect.Width > 0 && rect.Height > 0)
{
screenshot.Bitmap = new Bitmap(rect.Width, rect.Height);
using (Graphics g = Graphics.FromImage(screenshot.Bitmap))
{
g.Clear(ThatFuckingColor);
g.CopyFromScreen(rect.X, rect.Y, 0, 0,
new Size(rect.Width, rect.Height),
CopyPixelOperation.SourceCopy);
}
return screenshot;
}
}
}
catch (Exception ex)
{
Trace.WriteLine(ex);
System.Media.SystemSounds.Exclamation.Play();
}
return null;
}
/// <summary>
/// Creates a new <see cref="Superscrot.Screenshot"/> instance based on
/// the specified image file.
/// </summary>
/// <returns>
/// A <see cref="Superscrot.Screenshot"/> based on the specified image file.
/// </returns>
public static Screenshot FromFile(string path)
{
try
{
Screenshot screenshot = new Screenshot();
screenshot.Source = ScreenshotSource.File;
screenshot.OriginalFileName = path;
using (var stream = new FileStream(path, FileMode.Open))
{
using (var image = Image.FromStream(stream))
{
screenshot.Bitmap = new Bitmap(image);
}
}
return screenshot;
}
catch (Exception ex)
{
Trace.WriteLine(ex);
System.Media.SystemSounds.Exclamation.Play();
return null;
}
}
/// <summary>
/// Creates a new <see cref="Superscrot.Screenshot"/> instance based on
/// the image data on the clipboard.
/// </summary>
/// <returns>
/// A <see cref="Superscrot.Screenshot"/> based on the clipboard image.
/// </returns>
/// <exception cref="System.InvalidOperationException">
/// The clipboard is empty or does not contain an image.
/// </exception>
public static Screenshot FromClipboard()
{
if (!Clipboard.ContainsImage())
throw new InvalidOperationException(SR.NoClipboardImage);
try
{
Screenshot screenshot = new Screenshot();
screenshot.Source = ScreenshotSource.Clipboard;
screenshot.Bitmap = (Bitmap)Clipboard.GetImage();
return screenshot;
}
catch (Exception ex)
{
Trace.WriteLine(ex);
System.Media.SystemSounds.Exclamation.Play();
return null;
}
}
/// <summary>
/// Retrieves an image containing a screenshot of the user's entire desktop.
/// </summary>
/// <returns>
/// A new <see cref="Screenshot"/> with an image containg a screenshot
/// of all screens combined.
/// </returns>
public static Screenshot FromDesktop()
{
try
{
var screenshot = new Screenshot();
screenshot.Source = ScreenshotSource.Desktop;
var bounds = GetDesktopBounds();
screenshot.Bitmap = new Bitmap(bounds.Width, bounds.Height);
using (Graphics g = Graphics.FromImage(screenshot.Bitmap))
{
foreach (var screen in Screen.AllScreens)
{
var destination = new Point(
screen.Bounds.X + Math.Abs(bounds.Left),
screen.Bounds.Y + Math.Abs(bounds.Top));
using (var screenBitmap = CopyFromScreen(screen))
{
g.DrawImageUnscaled(screenBitmap, destination);
}
}
}
return screenshot;
}
catch (Exception ex)
{
Trace.WriteLine(ex);
System.Media.SystemSounds.Exclamation.Play();
}
return null;
}
/// <summary>
/// Retrieves an image with the contents of the active window.
/// </summary>
/// <returns>A <see cref="Screenshot"/> with the active window capture.</returns>
public static Screenshot FromActiveWindow()
{
try
{
Screenshot screenshot = new Screenshot();
screenshot.Source = ScreenshotSource.WindowCapture;
using (var window = NativeWindow.ForegroundWindow())
{
screenshot.WindowTitle = window.Caption;
screenshot.WindowOwner = window.ToString();
screenshot.Bitmap = new Bitmap(window.Width, window.Height);
using (Graphics g = Graphics.FromImage(screenshot.Bitmap))
{
g.Clear(ThatFuckingColor);
g.CopyFromScreen(window.Location, Point.Empty,
window.Size, CopyPixelOperation.SourceCopy);
}
return screenshot;
}
}
catch (Exception ex)
{
Trace.WriteLine(ex);
System.Media.SystemSounds.Exclamation.Play();
}
return null;
}
