DarthAffe/ScreenCapture.NET
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Added functionality to reposition CaptureZones, without having to recreate the CaptureZone from scratch.

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This commit is contained in:
Igneom 2022-04-28 00:42:23 -04:00
parent e9d09277de
commit 520c4a98fc
3 changed files with 40 additions and 11 deletions
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36
ScreenCapture.NET/DirectX/DX11ScreenCapture.cs
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@ -203,14 +203,7 @@ namespace ScreenCapture.NET
/// <inheritdoc />
public CaptureZone RegisterCaptureZone(int x, int y, int width, int height, int downscaleLevel = 0)
{
if (_device == null) throw new ApplicationException("ScreenCapture isn't initialized.");
if (x < 0) throw new ArgumentException("x < 0");
if (y < 0) throw new ArgumentException("y < 0");
if (width <= 0) throw new ArgumentException("with <= 0");
if (height <= 0) throw new ArgumentException("height <= 0");
if ((x + width) > Display.Width) throw new ArgumentException("x + width > Display width");
if ((y + height) > Display.Height) throw new ArgumentException("y + height > Display height");
CaptureZoneValidityCheck(x, y, width, height);
int unscaledWidth = width;
int unscaledHeight = height;
@ -252,6 +245,33 @@ namespace ScreenCapture.NET
}
}
/// <inheritdoc />
public void RepositionCaptureZone(CaptureZone captureZone, int x, int y)
{
CaptureZoneValidityCheck(x, y, captureZone.UnscaledWidth, captureZone.UnscaledHeight);
lock (_captureZones)
{
if (!_captureZones.ContainsKey(captureZone))
throw new ArgumentException("Non registered CaptureZone", nameof(captureZone));
}
captureZone.X = x;
captureZone.Y = y;
}
private void CaptureZoneValidityCheck(int x, int y, int width, int height)
{
if (_device == null) throw new ApplicationException("ScreenCapture isn't initialized.");
if (x < 0) throw new ArgumentException("x < 0");
if (y < 0) throw new ArgumentException("y < 0");
if (width <= 0) throw new ArgumentException("with <= 0");
if (height <= 0) throw new ArgumentException("height <= 0");
if ((x + width) > Display.Width) throw new ArgumentException("x + width > Display width");
if ((y + height) > Display.Height) throw new ArgumentException("y + height > Display height");
}
private void InitializeCaptureZone(in CaptureZone captureZone)
{
Texture2DDescription stagingTextureDesc = new()

11
ScreenCapture.NET/IScreenCapture.cs
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@ -37,10 +37,19 @@ namespace ScreenCapture.NET
/// <summary>
/// Removes the given <see cref="CaptureScreen"/> from the <see cref="IScreenCapture"/>.
/// </summary>
/// <param name="captureZone">The previosly registered <see cref="CaptureScreen"/>.</param>
/// <param name="captureZone">The previously registered <see cref="CaptureScreen"/>.</param>
/// <returns><c>true</c> if the <see cref="CaptureScreen"/> was successfully removed; otherwise, <c>false</c>.</returns>
bool UnregisterCaptureZone(CaptureZone captureZone);
/// <summary>
/// Updates the position of the given <see cref="CaptureScreen"/>.
/// </summary>
/// <param name="captureZone">The previously registered <see cref="CaptureScreen"/>.</param>
/// <param name="x">The new x-location of the region on the screen.</param>
/// <param name="y">The new y-location of the region on the screen</param>
/// <returns><c>true</c> if the <see cref="CaptureScreen"/> was successfully repositioned; otherwise, <c>false</c>.</returns>
void RepositionCaptureZone(CaptureZone captureZone, int x, int y);
/// <summary>
/// Restarts the <see cref="IScreenCapture"/>.
/// </summary>

4
ScreenCapture.NET/Model/CaptureZone.cs
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@ -19,12 +19,12 @@ namespace ScreenCapture.NET
/// <summary>
/// Gets the x-location of the region on the screen.
/// </summary>
public int X { get; }
public int X { get; internal set; }
/// <summary>
/// Gets the y-location of the region on the screen.
/// </summary>
public int Y { get; }
public int Y { get; internal set; }
/// <summary>
/// Gets the width of the region on the screen.