// ===========================================================================
// ©2013-2026 WebSupergoo. All rights reserved.
//
// This source code is for use exclusively with the ABCpdf product with
// which it is distributed, under the terms of the license for that
// product. Details can be found at
//
// http://www.websupergoo.com/
//
// This copyright notice must not be deleted and must be reproduced alongside
// any sections of code extracted from this module.
// ===========================================================================
using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System.Windows;
namespace Glue3DUtilities
{
/// <summary>
/// Helper class to allow capturing 3D scenes to memory or files
/// </summary>
public static class SceneCapture
{
#region Delegates
public delegate Action<bool> DlgCaptureFinished(WebSupergoo.CaptureResult resultInfo, bool success);
#endregion
#region Members
private static List<SingleCaptureImpl> s_captureList = null;
#endregion
#region StaticConstructor
static SceneCapture()
{
s_captureList = new List<SingleCaptureImpl>();
}
#endregion
#region PublicInterface
/// <summary>
/// Loads a 3D file, captures it, then unloads it
/// </summary>
public static void DoCapture(ref WebSupergoo.CaptureParams parms, DlgCaptureFinished captureFinishedCB)
{
SingleCaptureImpl capture = new SingleCaptureImpl();
s_captureList.Add(capture);
capture.DoCapture(ref parms, captureFinishedCB);
}
#endregion
#region Impl
private class SingleCaptureImpl
{
#region Members
private WebSupergoo.DelegateCaptureComplete m_activeSingleCaptureDelegate = null; // member to keep it alive
#endregion
public void DoCapture(ref WebSupergoo.CaptureParams parms, DlgCaptureFinished captureFinishedCB)
{
// single capture, pass lambda for callback
m_activeSingleCaptureDelegate = new WebSupergoo.DelegateCaptureComplete((capResult, captureSuccess) =>
{
WebSupergoo.CaptureResult castedResult = new WebSupergoo.CaptureResult();
if( capResult != IntPtr.Zero )
castedResult = (WebSupergoo.CaptureResult)Marshal.PtrToStructure(capResult, typeof(WebSupergoo.CaptureResult));
Action<bool> cb = captureFinishedCB == null ? null : captureFinishedCB(castedResult, captureSuccess);
// dispatch to main thread
Application.Current.Dispatcher.Invoke(new Action<bool>((result) =>
{
if (cb != null)
cb(result);
m_activeSingleCaptureDelegate = null;
s_captureList.Remove(this);
}), new object[] { captureSuccess });
});
Dll_Glue3D.CaptureScene(parms, m_activeSingleCaptureDelegate);
}
}
#endregion
}
}
