protected override void OnUntouchedCore(Point imagePoint)
{
base.OnUntouchedCore(imagePoint);
UnsuspendControllerSafe();
originalTouchPoint = TouchPoint.None;
originalTouchPointerStyle = TouchPointerStyle.None;
}
protected override void OnTouchedCore(Point imagePoint)
{
base.OnTouchedCore(imagePoint);
UnsuspendControllerSafe();
controllerSuspender = Controller.SuspendCallManipulations();
originalTouchPointerStyle = GetTouchPointerStyleCore(imagePoint);
originalTouchPoint = GetTouchPoint(imagePoint);
}
protected override void OnUntouchedCore(Point imagePoint)
{
touchedPointerStyle = TouchPointerStyle.None;
touchedPoint = VisualZoomCropController.TouchPoint.None;
touchedCell = new Point(-1, -1);
if (suspendImageChangedEventOnTouch)
{
SourceImage.TriggerImageChanged();
suspendImageChangedEventOnTouch = false;
}
base.OnUntouchedCore(imagePoint);
}
protected override void OnTouchedCore(Point imagePoint)
{
if (MouseMode == MouseActionMode.Shift)
{
base.OnTouchedCore(imagePoint);
}
else if (MouseMode == MouseActionMode.Pen)
{
suspendImageChangedEventOnTouch = true;
Pen(CellFromImagePoint(imagePoint));
}
else if (MouseMode == MouseActionMode.Fill)
{
Fill(CellFromImagePoint(imagePoint));
}
else if (MouseMode == MouseActionMode.Select)
{
touchedPointerStyle = GetTouchPointerStyleCore(imagePoint); // Should be saved calculated first
touchedPoint = GetTouchPoint(imagePoint);
var point = touchedCell = CellFromImagePoint(imagePoint);
if (point.X >= 0 && point.X < SourceImage.Size.Width && point.Y >= 0 && point.Y < SourceImage.Size.Height)
{
if (touchedPoint == VisualZoomCropController.TouchPoint.None || SelectedRect.Width == 0 || SelectedRect.Height == 0)
{
SelectedRect = new Rectangle(point.X, point.Y, 1, 1);
}
}
}
else if (MouseMode == MouseActionMode.MoveSelection)
{
var cellPoint = CellFromImagePoint(imagePoint);
if (!SelectedRect.ContainsPoint(cellPoint))
{
FinishMoveSelection();
}
else
{
initialTouchImagePoint = cellPoint;
}
}
}
internal static TouchPoint GetTouchPoint(Point imagePoint, TouchPointerStyle touchPointerStyle, Rectangle cropRect)
{
switch (touchPointerStyle)
{
case TouchPointerStyle.ResizeHorizontal:
return(IsInsideRadius(imagePoint.X, cropRect.Left) ? TouchPoint.Left : TouchPoint.Right);
case TouchPointerStyle.ResizeVertical:
return(IsInsideRadius(imagePoint.Y, cropRect.Top) ? TouchPoint.Top : TouchPoint.Bottom);
case TouchPointerStyle.ResizeLeftTop_RightBottom:
return(IsInsideRadius(imagePoint.X, cropRect.Left) ? TouchPoint.LeftTop : TouchPoint.RightBottom);
case TouchPointerStyle.ResizeRightTop_LeftBottom:
return(IsInsideRadius(imagePoint.X, cropRect.Left) ? TouchPoint.LeftBottom : TouchPoint.RightTop);
case TouchPointerStyle.ResizeAll:
return(TouchPoint.Middle);
default:
return(TouchPoint.None);
}
}
