private void OnUIGestureEnd(object sender, RoutedEventArgs e)
{
using (this.onUIGestureRegion.UseEnterScope())
{
UIElement source = e.Source as UIElement;
if (source != null)
{
FloodFillToolHandleType handleType = FloodFillToolUIBase <MagicWandTool, MagicWandToolChanges> .GetHandleType(source);
switch (handleType)
{
case FloodFillToolHandleType.Canvas:
case FloodFillToolHandleType.Origin:
case FloodFillToolHandleType.Move:
if ((this.State != TransactedToolState.Drawing) || !this.mouseInputDrawingAgent.IsActive)
{
break;
}
this.mouseInputDrawingAgent.TransactionToken.End();
base.VerifyState(TransactedToolState.Dirty);
return;
default:
throw ExceptionUtil.InvalidEnumArgumentException <FloodFillToolHandleType>(handleType, "sender.(MagicWandToolUI.HandleType)");
}
if ((this.State == TransactedToolState.Editing) && this.mouseInputEditingAgent.IsActive)
{
this.mouseInputEditingAgent.TransactionToken.End();
base.VerifyState(TransactedToolState.Dirty);
}
}
}
}
private void OnUIDragMove(object sender, MouseEventArgs e)
{
using (this.onUIGestureRegion.UseEnterScope())
{
MagicWandToolChanges changes2;
UIElement source = e.Source as UIElement;
if (source != null)
{
PointDouble position = e.GetPosition(this.UI);
FloodFillToolHandleType handleType = FloodFillToolUIBase <MagicWandTool, MagicWandToolChanges> .GetHandleType(source);
PointDouble?nullable = null;
switch (handleType)
{
case FloodFillToolHandleType.Canvas:
if ((this.State == TransactedToolState.Drawing) && this.mouseInputDrawingAgent.IsActive)
{
nullable = new PointDouble?(this.gestureBeginCanvasPt);
}
break;
case FloodFillToolHandleType.Origin:
case FloodFillToolHandleType.Move:
if ((this.State == TransactedToolState.Editing) && this.mouseInputEditingAgent.IsActive)
{
nullable = new PointDouble?(base.ChangesBeforeEditing.OriginPoint);
}
break;
default:
throw ExceptionUtil.InvalidEnumArgumentException <FloodFillToolHandleType>(handleType, "sender.(MagicWandToolUI.HandleType)");
}
if (nullable.HasValue)
{
VectorDouble num2 = (VectorDouble)(position - this.gestureBeginCanvasPt);
PointDouble originPoint = nullable.Value + num2;
MagicWandToolChanges changes = base.Changes;
changes2 = new MagicWandToolChanges(changes.DrawingSettingsValues, originPoint, changes.SelectionCombineModeOverride, changes.FloodModeOverride, changes.BaseGeometryPersistenceKey);
if (!changes.Equals((ReferenceValue)changes2))
{
switch (handleType)
{
case FloodFillToolHandleType.Canvas:
this.mouseInputDrawingAgent.TransactionToken.Changes = changes2;
break;
case FloodFillToolHandleType.Origin:
case FloodFillToolHandleType.Move:
goto Label_0139;
}
}
}
}
return;
Label_0139:
this.mouseInputEditingAgent.TransactionToken.Changes = changes2;
}
}
private void OnUIDragEnd(object sender, MouseEventArgs e)
{
using (this.onUIGestureRegion.UseEnterScope())
{
UIElement source = e.Source as UIElement;
if (source != null)
{
FloodFillToolHandleType handleType = FloodFillToolUIBase <MagicWandTool, MagicWandToolChanges> .GetHandleType(source);
}
}
}
private void OnUIGestureBegin(object sender, MouseEventArgs e)
{
using (this.onUIGestureRegion.UseEnterScope())
{
UIElement source = e.Source as UIElement;
if (source != null)
{
PointDouble position = e.GetPosition(this.UI);
this.gestureBeginCanvasPt = position;
if ((this.State == TransactedToolState.Drawing) && !this.mouseInputDrawingAgent.IsActive)
{
this.RequestCancelDrawing();
base.VerifyState(TransactedToolState.Idle);
}
if ((this.State == TransactedToolState.Editing) && !this.mouseInputEditingAgent.IsActive)
{
this.RequestEndEditing();
base.VerifyState(TransactedToolState.Dirty);
}
FloodFillToolHandleType handleType = FloodFillToolUIBase <MagicWandTool, MagicWandToolChanges> .GetHandleType(source);
switch (handleType)
{
case FloodFillToolHandleType.Canvas:
if (this.State == TransactedToolState.Dirty)
{
base.CommitChanges();
base.VerifyState(TransactedToolState.Idle);
}
if (this.State == TransactedToolState.Idle)
{
SelectionHistoryMemento selectionHistoryMementoAndPrepareForBeginDrawing = base.GetSelectionHistoryMementoAndPrepareForBeginDrawing();
GeometryList cachedGeometryList = base.Selection.GetCachedGeometryList();
SelectionCombineMode? selectionCombineModeOverride = base.GetSelectionCombineModeOverride();
FloodMode? floodModeOverride = ((base.PresentationSource.PrimaryKeyboardDevice.Modifiers & ModifierKeys.Shift) == ModifierKeys.Shift) ? ((FloodMode?)1) : null;
MagicWandToolChanges initialChanges = new MagicWandToolChanges(base.DrawingSettingsValues, position, selectionCombineModeOverride, floodModeOverride, cachedGeometryList);
base.BeginDrawing(this.mouseInputDrawingAgent, initialChanges, selectionHistoryMementoAndPrepareForBeginDrawing);
}
return;
case FloodFillToolHandleType.Origin:
case FloodFillToolHandleType.Move:
if (this.State == TransactedToolState.Dirty)
{
base.BeginEditing(this.mouseInputEditingAgent);
}
return;
}
throw ExceptionUtil.InvalidEnumArgumentException <FloodFillToolHandleType>(handleType, "sender.(MagicWandToolUI.HandleType)");
}
}
}
public static void SetHandleType(UIElement target, FloodFillToolHandleType value)
{
target.SetValue(FloodFillToolUIBase <TTool, TChanges> .HandleTypeProperty, EnumUtil.GetBoxed <FloodFillToolHandleType>(value));
}
