/// <summary>
/// Handle the display changing on this surface.
/// </summary>
/// <param name="obj"></param>
private void Surface_OnDisplayChanged(Model.Surface obj)
{
this.Dispatcher.BeginInvoke((Action) delegate()
{
MakeUIMatchSurface();
});
}
/// <summary>
/// Handle updates to the surface's spatial properties.
/// </summary>
/// <param name="obj"></param>
private void Surface_OnPropertiesUpdated(Model.Surface obj)
{
this.Dispatcher.BeginInvoke((Action) delegate()
{
MakeUIMatchSurface();
});
}
/// <summary>
/// Attempt to load calibration data from a file.
/// </summary>
/// <param name="bCalibration">Do we want to load hardware and calibration settings.</param>
/// <param name="bSurfaces">Do we want to load surface data.</param>
/// <param name="bDisplays">Do we want to load displays.</param>
/// <param name="sFile">The file we want to load the data from.</param>
private void Load(bool bCalibration, bool bSurfaces, bool bDisplays, String sFile)
{
// Open the XML file and parse out the data we are interested in.
var pDocument = XDocument.Load(sFile);
#region Load Calibration Data
if (bCalibration)
{
// Parse the surfaces from the file.
var dCalibration = (from item in pDocument.Root.Elements("calibration")
select new
{
MonitorDevice = item.Element("monitor").Value,
KinectDevice = item.Element("kinect").Value,
KinectImage = (from pt in item.Element("kinectimage").Elements("point") select PointFromString(pt.Value)).ToArray(),
ProjectedImage = (from pt in item.Element("projectedimage").Elements("point") select PointFromString(pt.Value)).ToArray(),
}).FirstOrDefault();
// Check we have calibration data.
if (dCalibration != null)
{
#region Load Screen
// If we already have a monitor selected.
if (SelectedScreen != null)
{
// If the device names are the same, all is well.
if (SelectedScreen.DeviceName != dCalibration.MonitorDevice)
{
// We have one selected already, log and bail.
Log.Write("Screen already selected. Ignoring '" + dCalibration.MonitorDevice + "'.", "Application", Log.Type.AppWarning);
}
// See if we can complete step 1.
TryCompleteStep1(false);
}
// If we don't have a montior selected.
else
{
// Attempt to find a montor with a matching device name.
var lAvailable = Utilities.MonitorDetection.QueryDisplays();
foreach (var pMonitor in lAvailable)
{
if (pMonitor.DeviceName == dCalibration.MonitorDevice)
{
SelectedScreen = pMonitor;
TryCompleteStep1(false);
break;
}
}
// If we didn't manage to select a screen, make a note in the log.
if (SelectedScreen == null)
{
Log.Write("Could not find screen that matches the one in the file. You will need to choose another one.", "Application", Log.Type.AppWarning);
}
}
#endregion
#region Load Kinect
// If we already have a kinect selected.
if (SelectedKinect != null)
{
// If the device names are the same, all is well.
if (SelectedKinect.DeviceConnectionId != dCalibration.KinectDevice)
{
// We have one selected already, log and bail.
Log.Write("Kinect already selected. Ignoring '" + dCalibration.KinectDevice + "'.", "Application", Log.Type.AppWarning);
}
// See if we can complete step 1.
TryCompleteStep1(false);
}
// If we don't have a kinect selected.
else
{
// Attempt to find a montor with a matching device name.
var lAvailable = KinectSensor.KinectSensors;
foreach (var pKinect in lAvailable)
{
if (pKinect.DeviceConnectionId == dCalibration.KinectDevice)
{
SelectedKinect = pKinect;
TryCompleteStep1(false);
break;
}
}
// If we didn't manage to select a screen, make a note in the log.
if (SelectedKinect == null)
{
Log.Write("Could not find kinect that matches the one in the file. You will need to choose another one.", "Application", Log.Type.AppWarning);
}
}
#endregion
#region Load Calibration Settings
// If we are NOT calibrated but are ready to be used.
if (bCalibrated == false && SelectedKinect != null && SelectedScreen != null)
{
Calibrate(dCalibration.ProjectedImage, dCalibration.KinectImage);
}
// If we ARE calibrated and are ready to be used.
else if (bCalibrated == true && SelectedKinect != null && SelectedScreen != null)
{
// Do we want to overwrite the existing calibration.
var hResult = MessageBox.Show("Do you want to overwrite current calibration with imported one?", "Ubi Displays", MessageBoxButton.YesNo, MessageBoxImage.Question);
if (hResult == MessageBoxResult.Yes)
{
Calibrate(dCalibration.ProjectedImage, dCalibration.KinectImage);
}
}
// Otherwise we are not ready!
else
{
Log.Write("Cannot import calibration because hardware is not selected.", "Application", Log.Type.AppWarning);
}
#endregion
}
}
#endregion
// Only import these if we are calibrated.
if (!bCalibrated && (bSurfaces || bDisplays))
{
Log.Write("Cannot import surfaces and displays. Please calibrate and try again.", "Application", Log.Type.AppWarning);
return;
}
#region Load Surfaces
if (bSurfaces)
{
// Parse the surfaces from the file.
var lSurfaces = from item in pDocument.Root.Elements("surface")
select new
{
Identifier = item.Element("name").Value,
InjectMT = (item.Element("inject_multitouch").Value.ToLower() == "true") ? true : false,
Projector = (from pt in item.Element("projector").Elements("point") select PointFromString(pt.Value)).ToArray(),
Sensor = (from pt in item.Element("sensorspace").Elements("point") select Vector3FromString(pt.Value)).ToArray(),
KinectImage = (from pt in item.Element("image").Elements("point") select PointFromString(pt.Value)).ToArray(),
};
// For each surface, register one with the authority.
foreach (var dSurfaceData in lSurfaces)
{
// Check the surface name is good.
if (dSurfaceData.Identifier == null || dSurfaceData.Identifier == "")
{
Log.Write("Cannot import surface. Surface is missing a name.", "Application", Log.Type.AppWarning);
continue;
}
// If the name is already taken, bail.
if (Authority.FindSurface(dSurfaceData.Identifier) != null)
{
Log.Write("Cannot import surface '" + dSurfaceData.Identifier + "'. Surface with the same name already exists.", "Application", Log.Type.AppWarning);
continue;
}
// Check we have valid data.
if ((dSurfaceData.Projector == null || dSurfaceData.Projector.Length != 4) ||
(dSurfaceData.Sensor == null || dSurfaceData.Sensor.Length != 4) ||
(dSurfaceData.KinectImage == null || dSurfaceData.KinectImage.Length != 4))
{
Log.Write("Cannot import surface '" + dSurfaceData.Identifier + "'. It does not contain valid data.", "Application", Log.Type.AppWarning);
continue;
}
// Create the surface.
var pSurface = new Model.Surface(dSurfaceData.Identifier);
pSurface.AttemptMultiTouchInject = dSurfaceData.InjectMT;
pSurface.SetSpatialProperties(dSurfaceData.Projector, dSurfaceData.Sensor, dSurfaceData.KinectImage);
Authority.RegisterSurface(pSurface);
}
}
#endregion
#region Load Displays
if (bDisplays)
{
// For each display in the surface file, attach it to the surface.
var lDisplays = from item in pDocument.Root.Elements("display")
select new
{
SurfaceName = item.Element("surfacename").Value,
LoadInstruction = item.Element("loadinstruction").Value,
Resolution = PointFromString(item.Element("resolution").Value),
};
// Create the displays.
foreach (var dDisplayData in lDisplays)
{
// Find the surface to place it on.
var pSurface = Authority.FindSurface(dDisplayData.SurfaceName);
if (pSurface == null)
{
Log.Write("Cannot import display '" + dDisplayData.LoadInstruction + "'. Could not find host surface '" + dDisplayData.SurfaceName + "'.", "Application", Log.Type.AppWarning);
continue;
}
// Create the display.
var pDisplay = new Display(dDisplayData.LoadInstruction, dDisplayData.Resolution);
// Disable debug mode on the surface.
pSurface.ShowDebug = false;
// Show the display.
Authority.ShowDisplay(pDisplay, pSurface);
}
}
#endregion
}