public void ShowExtendedViewAsync(List <ParticipantView> views)
{
views.ForEach(x =>
{
if (ExtenedViewFrameList.Any(o => o.PhoneId == x.Participant.PhoneId))
{
return;
}
var viewFrameVisible = ExtenedViewFrameList.ToList().FirstOrDefault(o => string.IsNullOrEmpty(o.PhoneId));
if (viewFrameVisible != null)
{
viewFrameVisible.IsOpened = true;
viewFrameVisible.Visibility = Visibility.Visible;
viewFrameVisible.PhoneId = x.Participant.PhoneId;
var attendee =
GlobalData.Instance.Classrooms.FirstOrDefault(
classroom => classroom.SchoolRoomNum == x.Participant.PhoneId);
var displayName = string.Empty;
if (!string.IsNullOrEmpty(attendee?.SchoolRoomName))
{
displayName = attendee.SchoolRoomName;
}
viewFrameVisible.ViewName = x.ViewType == 1
? displayName
: $"(课件){displayName}";
viewFrameVisible.ViewType = x.ViewType;
viewFrameVisible.ViewOrder = ViewFrameList.Max(viewFrame => viewFrame.ViewOrder) + 1;
}
});
ExtentdedLaunchLayout();
foreach (ViewFrame orderedView in ExtenedViewFrameList.Where(o => o.IsOpened))
{
try
{
Log.Logger.Debug($"渲染双屏 phoneId={orderedView.PhoneId}, hwnd={orderedView.Hwnd}");
var result = _meetingService.SetDoubleScreenRender(orderedView.PhoneId, orderedView.ViewType,
IsDoubleScreenOn ? 1 : 0, orderedView.Hwnd);
Log.Logger.Debug($"渲染结果{orderedView.PhoneId},结果{result.Status}");
}
catch (Exception ex)
{
Log.Logger.Error($"{ex}");
}
}
}
public void StopExtendedViewAsync()
{
foreach (ViewFrame orderedView in ExtenedViewFrameList.Where(o => !string.IsNullOrEmpty(o.PhoneId)))
{
try
{
Log.Logger.Debug($"停止渲染双屏{orderedView.PhoneId}{orderedView.Hwnd}");
_meetingService.SetDoubleScreenRender(orderedView.PhoneId, orderedView.ViewType,
0, orderedView.Hwnd);
}
catch (Exception ex)
{
Log.Logger.Error($"{ex}");
}
}
}
public void HideExtendedViewAsync(ParticipantView view)
{
if (view?.Participant == null || ExtenedViewFrameList == null)
{
ExtentdedLaunchLayout();
return;
}
var viewFrameInvisible =
ExtenedViewFrameList.FirstOrDefault(viewFrame => viewFrame.PhoneId == view.Participant.PhoneId);
if (viewFrameInvisible != null)
{
// LOG return a handle which can not be found in handle list.
viewFrameInvisible.IsOpened = false;
viewFrameInvisible.Visibility = Visibility.Collapsed;
viewFrameInvisible.PhoneId = null;
// ExtenedViewFrameList.Remove(viewFrameInvisible);
}
}
private void ExtendedLaunchAverageLayout()
{
if ((int)GlobalData.Instance.ExtendedViewArea.Width % 16 != 0 || (int)GlobalData.Instance.ExtendedViewArea.Height % 9 != 0)
{
GlobalData.Instance.ExtendedViewArea.Height = GlobalData.Instance.ExtendedViewArea.Width / 16 * 9;
}
Log.Logger.Debug($"扩展屏宽度高度---{GlobalData.Instance.ExtendedViewArea.Width}---{GlobalData.Instance.ExtendedViewArea.Height}");
var viewFramesVisible = ExtenedViewFrameList.Where(o => !string.IsNullOrEmpty(o.PhoneId) && o.IsOpened);
var viewFramesByDesending = viewFramesVisible.OrderBy(viewFrame => viewFrame.ViewOrder);
var orderViewFrames = viewFramesByDesending.ToList();
Log.Logger.Debug($"总数{orderViewFrames.Count}");
viewFramesVisible.ToList().ForEach(x =>
{
Log.Logger.Debug($"视讯号{x.PhoneId};句柄{x.Hwnd}");
});
switch (orderViewFrames.Count)
{
case 0:
//displays a picture
break;
case 1:
var viewFrameFull = orderViewFrames[0];
viewFrameFull.Visibility = Visibility.Visible;
viewFrameFull.Row = 0;
viewFrameFull.RowSpan = 10;
viewFrameFull.Column = 0;
viewFrameFull.ColumnSpan = 30;
viewFrameFull.Width = GlobalData.Instance.ExtendedViewArea.Width;
viewFrameFull.Height = GlobalData.Instance.ExtendedViewArea.Height;
viewFrameFull.VerticalAlignment = VerticalAlignment.Center;
Log.Logger.Debug($"ExtendedLaunchAverageLayout=> phoneId={viewFrameFull.PhoneId}, name={viewFrameFull.ViewName}, hwnd={viewFrameFull.Hwnd}, width={viewFrameFull.Width}, height={viewFrameFull.Height}");
break;
case 2:
var viewFrameLeft2 = orderViewFrames[0];
var viewFrameRight2 = orderViewFrames[1];
viewFrameLeft2.Visibility = Visibility.Visible;
viewFrameLeft2.Row = 0;
viewFrameLeft2.RowSpan = 10;
viewFrameLeft2.Column = 0;
viewFrameLeft2.ColumnSpan = 15;
viewFrameLeft2.Width = GlobalData.Instance.ExtendedViewArea.Width / 2;
viewFrameLeft2.Height = GlobalData.Instance.ExtendedViewArea.Height / 2;
viewFrameLeft2.VerticalAlignment = VerticalAlignment.Center;
viewFrameRight2.Visibility = Visibility.Visible;
viewFrameRight2.Row = 0;
viewFrameRight2.RowSpan = 10;
viewFrameRight2.Column = 15;
viewFrameRight2.ColumnSpan = 15;
viewFrameRight2.Width = GlobalData.Instance.ExtendedViewArea.Width / 2;
viewFrameRight2.Height = GlobalData.Instance.ExtendedViewArea.Height / 2;
viewFrameRight2.VerticalAlignment = VerticalAlignment.Center;
Log.Logger.Debug($"ExtendedLaunchAverageLayout=>left => phoneId={viewFrameLeft2.PhoneId}, name={viewFrameLeft2.ViewName}, hwnd={viewFrameLeft2.Hwnd}, width={viewFrameLeft2.Width}, height={viewFrameLeft2.Height}");
Log.Logger.Debug($"ExtendedLaunchAverageLayout=>right => phoneId={viewFrameRight2.PhoneId}, name={viewFrameRight2.ViewName}, hwnd={viewFrameRight2.Hwnd}, width={viewFrameRight2.Width}, height={viewFrameRight2.Height}");
break;
case 3:
var viewFrameLeft3 = orderViewFrames[0];
var viewFrameRight3 = orderViewFrames[1];
var viewFrameBottom3 = orderViewFrames[2];
viewFrameLeft3.Visibility = Visibility.Visible;
viewFrameLeft3.Row = 0;
viewFrameLeft3.RowSpan = 5;
viewFrameLeft3.Column = 0;
viewFrameLeft3.ColumnSpan = 15;
viewFrameLeft3.Width = GlobalData.Instance.ExtendedViewArea.Width / 2;
viewFrameLeft3.Height = GlobalData.Instance.ExtendedViewArea.Height / 2;
viewFrameLeft3.VerticalAlignment = VerticalAlignment.Bottom;
viewFrameRight3.Visibility = Visibility.Visible;
viewFrameRight3.Row = 0;
viewFrameRight3.RowSpan = 5;
viewFrameRight3.Column = 15;
viewFrameRight3.ColumnSpan = 15;
viewFrameRight3.Width = GlobalData.Instance.ExtendedViewArea.Width / 2;
viewFrameRight3.Height = GlobalData.Instance.ExtendedViewArea.Height / 2;
viewFrameRight3.VerticalAlignment = VerticalAlignment.Bottom;
viewFrameBottom3.Visibility = Visibility.Visible;
viewFrameBottom3.Row = 5;
viewFrameBottom3.RowSpan = 5;
viewFrameBottom3.Column = 0;
viewFrameBottom3.ColumnSpan = 15;
viewFrameBottom3.Width = GlobalData.Instance.ExtendedViewArea.Width / 2;
viewFrameBottom3.Height = GlobalData.Instance.ExtendedViewArea.Height / 2;
viewFrameBottom3.VerticalAlignment = VerticalAlignment.Top;
break;
case 4:
var viewFrameLeftTop4 = orderViewFrames[0];
var viewFrameRightTop4 = orderViewFrames[1];
var viewFrameLeftBottom4 = orderViewFrames[2];
var viewFrameRightBottom4 = orderViewFrames[3];
viewFrameLeftTop4.Visibility = Visibility.Visible;
viewFrameLeftTop4.Row = 0;
viewFrameLeftTop4.RowSpan = 5;
viewFrameLeftTop4.Column = 0;
viewFrameLeftTop4.ColumnSpan = 15;
viewFrameLeftTop4.Width = GlobalData.Instance.ExtendedViewArea.Width / 2;
viewFrameLeftTop4.Height = GlobalData.Instance.ExtendedViewArea.Height / 2;
viewFrameLeftTop4.VerticalAlignment = VerticalAlignment.Bottom;
viewFrameRightTop4.Visibility = Visibility.Visible;
viewFrameRightTop4.Row = 0;
viewFrameRightTop4.RowSpan = 5;
viewFrameRightTop4.Column = 15;
viewFrameRightTop4.ColumnSpan = 15;
viewFrameRightTop4.Width = GlobalData.Instance.ExtendedViewArea.Width / 2;
viewFrameRightTop4.Height = GlobalData.Instance.ExtendedViewArea.Height / 2;
viewFrameRightTop4.VerticalAlignment = VerticalAlignment.Bottom;
viewFrameLeftBottom4.Visibility = Visibility.Visible;
viewFrameLeftBottom4.Row = 5;
viewFrameLeftBottom4.RowSpan = 5;
viewFrameLeftBottom4.Column = 0;
viewFrameLeftBottom4.ColumnSpan = 15;
viewFrameLeftBottom4.Width = GlobalData.Instance.ExtendedViewArea.Width / 2;
viewFrameLeftBottom4.Height = GlobalData.Instance.ExtendedViewArea.Height / 2;
viewFrameLeftBottom4.VerticalAlignment = VerticalAlignment.Top;
viewFrameRightBottom4.Visibility = Visibility.Visible;
viewFrameRightBottom4.Row = 5;
viewFrameRightBottom4.RowSpan = 5;
viewFrameRightBottom4.Column = 15;
viewFrameRightBottom4.ColumnSpan = 15;
viewFrameRightBottom4.Width = GlobalData.Instance.ExtendedViewArea.Width / 2;
viewFrameRightBottom4.Height = GlobalData.Instance.ExtendedViewArea.Height / 2;
viewFrameRightBottom4.VerticalAlignment = VerticalAlignment.Top;
break;
case 5:
#region 托二
#endregion
#region 平均排列，两行三列
var viewFrameLeftTop5 = orderViewFrames[0];
var viewFrameMiddleTop5 = orderViewFrames[1];
var viewFrameRightTop5 = orderViewFrames[2];
var viewFrameLeftBottom5 = orderViewFrames[3];
var viewFrameRightBottom5 = orderViewFrames[4];
viewFrameLeftTop5.Visibility = Visibility.Visible;
viewFrameLeftTop5.Row = 0;
viewFrameLeftTop5.RowSpan = 5;
viewFrameLeftTop5.Column = 0;
viewFrameLeftTop5.ColumnSpan = 10;
viewFrameLeftTop5.Width = GlobalData.Instance.ExtendedViewArea.Width * 0.3333;
viewFrameLeftTop5.Height = GlobalData.Instance.ExtendedViewArea.Width * 0.1875;
viewFrameLeftTop5.VerticalAlignment = VerticalAlignment.Bottom;
viewFrameMiddleTop5.Visibility = Visibility.Visible;
viewFrameMiddleTop5.Row = 0;
viewFrameMiddleTop5.RowSpan = 5;
viewFrameMiddleTop5.Column = 10;
viewFrameMiddleTop5.ColumnSpan = 10;
viewFrameMiddleTop5.Width = GlobalData.Instance.ExtendedViewArea.Width * 0.3333;
viewFrameMiddleTop5.Height = GlobalData.Instance.ExtendedViewArea.Width * 0.1875;
viewFrameMiddleTop5.VerticalAlignment = VerticalAlignment.Bottom;
viewFrameRightTop5.Visibility = Visibility.Visible;
viewFrameRightTop5.Row = 0;
viewFrameRightTop5.RowSpan = 5;
viewFrameRightTop5.Column = 20;
viewFrameRightTop5.ColumnSpan = 10;
viewFrameRightTop5.Width = GlobalData.Instance.ExtendedViewArea.Width * 0.3333;
viewFrameRightTop5.Height = GlobalData.Instance.ExtendedViewArea.Width * 0.1875;
viewFrameRightTop5.VerticalAlignment = VerticalAlignment.Bottom;
viewFrameLeftBottom5.Visibility = Visibility.Visible;
viewFrameLeftBottom5.Row = 5;
viewFrameLeftBottom5.RowSpan = 5;
viewFrameLeftBottom5.Column = 0;
viewFrameLeftBottom5.ColumnSpan = 10;
viewFrameLeftBottom5.Width = GlobalData.Instance.ExtendedViewArea.Width * 0.3333;
viewFrameLeftBottom5.Height = GlobalData.Instance.ExtendedViewArea.Width * 0.1875;
viewFrameLeftBottom5.VerticalAlignment = VerticalAlignment.Top;
viewFrameRightBottom5.Visibility = Visibility.Visible;
viewFrameRightBottom5.Row = 5;
viewFrameRightBottom5.RowSpan = 5;
viewFrameRightBottom5.Column = 10;
viewFrameRightBottom5.ColumnSpan = 10;
viewFrameRightBottom5.Width = GlobalData.Instance.ExtendedViewArea.Width * 0.3333;
viewFrameRightBottom5.Height = GlobalData.Instance.ExtendedViewArea.Width * 0.1875;
viewFrameRightBottom5.VerticalAlignment = VerticalAlignment.Top;
#endregion
break;
default:
// LOG count of view frames is not between 0 and 5
break;
}
}
