void Canvas_PointerReleased(object sender, PointerRoutedEventArgs e)
{
if (editingRegion == null)
{
return;
}
try
{
editingRegion.EditRegionMask(regionPoints, scrollView.ZoomFactor);
}
catch (Exception exception) when(canvas.Device.IsDeviceLost(exception.HResult))
{
canvas.Device.RaiseDeviceLost();
}
editingRegion = null;
regionPoints.Clear();
// Restore the manipulation mode so input goes to the parent ScrollViewer again.
canvas.ManipulationMode = ManipulationModes.System;
canvas.ReleasePointerCapture(e.Pointer);
canvas.Invalidate();
e.Handled = true;
}
void Canvas_PointerPressed(object sender, PointerRoutedEventArgs e)
{
if (editingRegion != null)
{
return;
}
// If any of the edit groups is in edit region mode, set that as our current region.
editingRegion = photo.Edits.SingleOrDefault(edit => edit.IsEditingRegion);
if (editingRegion == null)
{
return;
}
// Add the start point.
regionPoints.Add(ConvertDipsToPixels(e.GetCurrentPoint(canvas)));
// Set the manipulation mode so we grab all input, bypassing our parent ScrollViewer.
canvas.ManipulationMode = ManipulationModes.All;
canvas.CapturePointer(e.Pointer);
cachedImage.Reset();
canvas.Invalidate();
e.Handled = true;
}
public void RestoreSuspendedState(CanvasDevice device, BinaryReader reader)
{
bitmapFormat = (DirectXPixelFormat)reader.ReadInt32();
bitmapData = reader.ReadByteArray();
Size = reader.ReadVector2();
reader.ReadCollection(Edits, () => EditGroup.RestoreSuspendedState(this, reader));
RecoverAfterDeviceLost(device);
}
public static Effect RestoreSuspendedState(EditGroup parent, BinaryReader reader)
{
var effect = new Effect(parent);
effect.IsEnabled = reader.ReadBoolean();
effect.Type = (EffectType)reader.ReadInt32();
reader.ReadCollection(effect.parameters, () =>
{
string key = reader.ReadString();
object value;
switch (reader.ReadString())
{
case "Single":
value = reader.ReadSingle();
break;
case "Int32":
value = reader.ReadInt32();
break;
case "Boolean":
value = reader.ReadBoolean();
break;
case "Color":
value = reader.ReadColor();
break;
case "Rect":
value = reader.ReadRect();
break;
default:
throw new NotImplementedException();
}
return new KeyValuePair<string, object>(key, value);
});
return effect;
}
public static Effect RestoreSuspendedState(EditGroup parent, BinaryReader reader)
{
var effect = new Effect(parent);
effect.IsEnabled = reader.ReadBoolean();
effect.Type = (EffectType)reader.ReadInt32();
reader.ReadCollection(effect.parameters, () =>
{
string key = reader.ReadString();
object value;
switch (reader.ReadString())
{
case "Single":
value = reader.ReadSingle();
break;
case "Int32":
value = reader.ReadInt32();
break;
case "Boolean":
value = reader.ReadBoolean();
break;
case "Color":
value = reader.ReadColor();
break;
case "Rect":
value = reader.ReadRect();
break;
default:
throw new NotImplementedException();
}
return(new KeyValuePair <string, object>(key, value));
});
return(effect);
}
public static EditGroup RestoreSuspendedState(Photo parent, BinaryReader reader)
{
var group = new EditGroup(parent);
group.IsEnabled = reader.ReadBoolean();
group.IsEditingRegion = reader.ReadBoolean();
group.ShowRegion = reader.ReadBoolean();
group.RegionSelectionMode = (SelectionMode)reader.ReadInt32();
group.RegionSelectionOperation = (SelectionOperation)reader.ReadInt32();
group.RegionFeather = reader.ReadSingle();
group.RegionDilate = reader.ReadInt32();
group.CanUndo = reader.ReadBoolean();
group.currentRegionMask = reader.ReadByteArray();
group.previousRegionMask = reader.ReadByteArray();
reader.ReadCollection(group.Effects, () => Effect.RestoreSuspendedState(group, reader));
return(group);
}
public static EditGroup RestoreSuspendedState(Photo parent, BinaryReader reader)
{
var group = new EditGroup(parent);
group.IsEnabled = reader.ReadBoolean();
group.IsEditingRegion = reader.ReadBoolean();
group.ShowRegion = reader.ReadBoolean();
group.RegionSelectionMode = (SelectionMode)reader.ReadInt32();
group.RegionSelectionOperation = (SelectionOperation)reader.ReadInt32();
group.RegionFeather = reader.ReadSingle();
group.RegionDilate = reader.ReadInt32();
group.CanUndo = reader.ReadBoolean();
group.currentRegionMask = reader.ReadByteArray();
group.previousRegionMask = reader.ReadByteArray();
reader.ReadCollection(group.Effects, () => Effect.RestoreSuspendedState(group, reader));
return group;
}
public Effect(EditGroup parent)
{
Parent = parent;
}
void Canvas_PointerReleased(object sender, PointerRoutedEventArgs e)
{
if (editingRegion == null)
return;
try
{
editingRegion.EditRegionMask(regionPoints, scrollView.ZoomFactor);
}
catch (Exception exception) when (canvas.Device.IsDeviceLost(exception.HResult))
{
canvas.Device.RaiseDeviceLost();
}
editingRegion = null;
regionPoints.Clear();
// Restore the manipulation mode so input goes to the parent ScrollViewer again.
canvas.ManipulationMode = ManipulationModes.System;
canvas.ReleasePointerCapture(e.Pointer);
canvas.Invalidate();
e.Handled = true;
}
void Canvas_PointerPressed(object sender, PointerRoutedEventArgs e)
{
if (editingRegion != null)
return;
// If any of the edit groups is in edit region mode, set that as our current region.
editingRegion = photo.Edits.SingleOrDefault(edit => edit.IsEditingRegion);
if (editingRegion == null)
return;
// Add the start point.
regionPoints.Add(ConvertDipsToPixels(e.GetCurrentPoint(canvas)));
// Set the manipulation mode so we grab all input, bypassing our parent ScrollViewer.
canvas.ManipulationMode = ManipulationModes.All;
canvas.CapturePointer(e.Pointer);
cachedImage.Reset();
canvas.Invalidate();
e.Handled = true;
}
public Effect(EditGroup parent)
{
Parent = parent;
}