private void ContentBorder_PointerPressed(object sender, PointerRoutedEventArgs e)
{
if (IsRedirectForManipulationEnable)
{
if (m_source != null)
{
if (e.Pointer.PointerDeviceType == Windows.Devices.Input.PointerDeviceType.Touch)
{
//Mobile RengeBase导致VisualInteractionSource.TryRedirectForManipulation出错
//if (e.OriginalSource is Rectangle rect && rect.Name.Contains("TrackRect"))
//{
// return;
//}
if (ContentBorder.CapturePointer(e.Pointer))
{
ContentBorder.ReleasePointerCapture(e.Pointer);
m_source.TryRedirectForManipulation(e.GetCurrentPoint(ContentBorder));
}
}
}
}
}
private void OnPointerPressed(object sender, PointerRoutedEventArgs e)
{
_pressed = true;
Spectrum.CapturePointer(e.Pointer);
UpdateSpectrumPointer(e.GetCurrentPoint(Spectrum));
}
private void Border_PointerEntered(object sender, PointerRoutedEventArgs e)
{
Border border = sender as Border;
Point position = e.GetCurrentPoint(border).Position;
double grabSize = 5;
bool mouseCaptured = false;
PointerEventHandler pointerMoved = null;
PointerEventHandler pointerExited = null;
PointerEventHandler pointerPressed = null;
PointerEventHandler pointerReleased = null;
bool sizeableX = false;
bool sizeableY = false;
double originalWidth = border.Width;
double originalHeight = border.Height;
Point pointMouseDown = position;
CompositeTransform ct = border.RenderTransform as CompositeTransform;
pointerPressed = (object s, PointerRoutedEventArgs eMove) =>
{
this.TraceMessage("PointerPressed");
border.PointerReleased += pointerReleased;
if (sizeableX == true)
{
mouseCaptured = true;
border.CapturePointer(e.Pointer);
this.TraceMessage("resize X");
}
if (sizeableY == true)
{
mouseCaptured = true;
border.CapturePointer(e.Pointer);
this.TraceMessage("resize Y");
}
};
pointerReleased = (object s, PointerRoutedEventArgs eMove) =>
{
this.TraceMessage($"PointerReleased");
border.PointerPressed -= pointerPressed;
border.PointerReleased -= pointerReleased;
border.PointerMoved -= pointerMoved;
if (mouseCaptured)
{
border.ReleasePointerCapture(e.Pointer);
}
};
pointerMoved = (object s, PointerRoutedEventArgs eMove) =>
{
position = eMove.GetCurrentPoint(border).Position;
if (mouseCaptured)
{
double ratioX = position.X / originalWidth;
double ratioY = position.Y / originalHeight;
this.TraceMessage($"pointerMoved: {position} RatioX:{ratioX} RatioY:{ratioY}");
//
// find how much the mouse has moved and resize the window as appropriate..I think this should be a trasnform, not a width
//
// this is the money clause -- resize the window!
if (sizeableX)
{
if (ratioX > .5)
{
ct.ScaleX = ratioX;
}
}
if (sizeableY)
{
if (ratioY > .5)
{
ct.ScaleY = ratioY;
}
}
return;
}
if (position.Y < grabSize || position.Y > border.Height - grabSize)
{
sizeableY = true;
sizeableX = false;
Window.Current.CoreWindow.PointerCursor =
new Windows.UI.Core.CoreCursor(Windows.UI.Core.CoreCursorType.SizeNorthSouth, 1);
}
else if (position.X < grabSize || position.X > border.Width - grabSize)
{
sizeableX = true;
sizeableY = false;
Window.Current.CoreWindow.PointerCursor =
new Windows.UI.Core.CoreCursor(Windows.UI.Core.CoreCursorType.SizeWestEast, 1);
}
else
{
sizeableX = false;
sizeableY = false;
Window.Current.CoreWindow.PointerCursor =
new Windows.UI.Core.CoreCursor(Windows.UI.Core.CoreCursorType.Arrow, 1);
}
};
pointerExited = (s, eExit) =>
{
this.TraceMessage($"pointerMoved");
Window.Current.CoreWindow.PointerCursor =
new Windows.UI.Core.CoreCursor(Windows.UI.Core.CoreCursorType.Arrow, 1);
border.PointerMoved -= pointerMoved;
border.PointerExited -= pointerExited;
border.PointerPressed -= pointerPressed;
};
border.PointerMoved += pointerMoved;
border.PointerExited += pointerExited;
border.PointerPressed += pointerPressed;
}