private SceneRect GetRect(CaptureSource model)
{
SceneRect rect = null;
if (model.W > 0 && model.H > 0)
{
var ratio = (double)model.W / (double)model.H;
var baseExtent = 0.5;
var baseRatio = 16.0 / 9.0;
if (ratio > baseRatio)
{
rect = new SceneRect {
W = baseExtent, H = baseExtent * baseRatio / ratio
}
}
;
else
{
rect = new SceneRect {
W = baseExtent * ratio / baseRatio, H = baseExtent
}
};
}
return(rect);
}
protected Box(SerializationInfo pInfo, StreamingContext pContext)
: base(pInfo, pContext)
{
// for version evaluation while deserializing
int pSerVersion = pInfo.GetInt32("m_SerVersion");
if (m_SerVersion >= 1)
{
m_DepthMean = pInfo.GetDouble("m_DepthMean");
m_SceneItem = new SceneRect();
}
if (m_SerVersion >= 2)
{
m_MatchPercentageOffset = pInfo.GetDouble("m_MatchPercentageOffset");
}
if (m_SerVersion >= 3)
{
m_LowerThreshold = pInfo.GetInt32("m_LowerThreshold");
m_UpperThreshold = pInfo.GetInt32("m_UpperThreshold");
}
updateScene();
}
public Box()
: base()
{
m_SceneItem = new SceneRect();
updateScene();
}
public void UpdateFromModel()
{
if (!Equals(Rect.Value, Model.Rect))
{
Rect.SilentValue = Model.Rect;
}
Maximize.CanExecute.Value = !Equals(Model.Rect, SceneRect.Full());
Zoom.SetPtz(Model.Ptz, Model.ZoomBehavior, Model.Source?.Device != null);
}
protected ObjectDetectionZone(SerializationInfo pInfo, StreamingContext pContext)
: base(pInfo, pContext)
{
// for version evaluation while deserializing
int pSerVersion = pInfo.GetInt32("m_SerVersion");
m_Depth = pInfo.GetInt32("m_Depth");
m_DepthMean = pInfo.GetDouble("m_DepthMean");
m_SceneItem = new SceneRect();
updateScene();
}
private void UpdateOrCreateItem(string id, byte[] data)
{
var source = new SceneItemSource {
Image = new SceneItemSourceImage {
ResourceId = id
}
};
if (Editing)
{
_editedItem.Source = source;
}
else
{
var size = _model.ImageHelper.GetSize(data);
SceneRect rect = null;
if (size.width > 0 && size.height > 0)
{
var ratio = (double)size.width / (double)size.height;
var baseExtent = 0.5;
var baseRatio = 16.0 / 9.0;
if (ratio > baseRatio)
{
rect = new SceneRect {
W = baseExtent, H = baseExtent * baseRatio / ratio
}
}
;
else
{
rect = new SceneRect {
W = baseExtent * ratio / baseRatio, H = baseExtent
}
};
}
_model.AddSourceToScene(source, false, rect);
}
}
public ObjectDetectionZone(int pId)
: base(pId)
{
m_SceneItem = new SceneRect();
updateScene();
}
public static void SetRect(DependencyObject element, SceneRect value) => element.SetValue(RectProperty, value);
private void OnDragStarted(object sender, DragStartedEventArgs e)
{
_startDrag = Mouse.GetPosition(_parent);
_startRect = _parent.Rect;
}
public Box(int pId)
: base(pId)
{
m_SceneItem = new SceneRect();
updateScene();
}