protected override void TouchMoveMessage(object sender, point point, ref bool handled)
{
// Check Controls
if (ActiveChild != null && ActiveChild.Touching)
{
ActiveChild.SendTouchMove(this, new point(point.X - ActiveChild.Left, point.Y - ActiveChild.Top));
}
else if (Children != null)
{
if (Children[_selIndex].HitTest(point))
{
Children[_selIndex].SendTouchMove(this, point);
}
}
base.TouchMoveMessage(sender, point, ref handled);
}
protected override void TouchMoveMessage(object sender, point point, ref bool handled)
{
if (_touch)
{
bool bUpdated = false;
int diffY = 0;
int diffX = 0;
// Scroll Y
if (_maxY > Height)
{
diffY = point.Y - LastTouch.Y;
if (diffY > 0 && _minY < Top)
{
diffY = Math.Min(diffY, _minY + Top);
bUpdated = true;
}
else if (diffY < 0 && _maxY > Height)
{
diffY = Math.Min(-diffY, _maxY - _minY - Height);
bUpdated = true;
}
else
{
diffY = 0;
}
_moving = true;
}
// Scroll X
if (_maxX > Width)
{
diffX = point.X - LastTouch.X;
if (diffX > 0 && _minX < Left)
{
diffX = Math.Min(diffX, _minX + Left);
bUpdated = true;
}
else if (diffX < 0 && _maxX > Width)
{
diffX = Math.Min(-diffX, _maxX - _minX - Width);
bUpdated = true;
}
else
{
diffX = 0;
}
_moving = true;
handled = true;
}
LastTouch = point;
if (bUpdated)
{
var ptOff = new point(diffX, diffY);
for (int i = 0; i < Children.Length; i++)
{
Children[i].UpdateOffsets(ptOff);
}
Render(true);
handled = true;
}
else if (_moving)
{
Render(true);
}
}
else
{
// Check Controls
if (ActiveChild != null && ActiveChild.Touching)
{
ActiveChild.SendTouchMove(this, point);
handled = true;
}
else if (Children != null)
{
for (int i = Children.Length - 1; i >= 0; i--)
{
if (Children[i].Touching || Children[i].HitTest(point))
{
Children[i].SendTouchMove(this, point);
}
}
}
}
base.TouchMoveMessage(sender, point, ref handled);
}
/// <summary>
/// Override this message to handle touch events internally.
/// </summary>
/// <param name="sender">Object sending the event</param>
/// <param name="point">Point on screen touch event is occurring</param>
/// <param name="handled">true if the event is handled. Set to true if handled.</param>
/// <remarks>
/// Moves the form if touch down was on the form.
/// If no then forwards the message to <see cref="Container.ActiveChild"/> or if null, to the child under point
/// </remarks>
protected override void TouchMoveMessage(object sender, point point, ref bool handled)
{
if (Touching)
{
var bUpdated = false;
var diffY = 0;
var diffX = 0;
// Scroll Y
if (_maxY > _h)
{
diffY = point.Y - LastTouch.Y;
if (diffY > 0 && _minY < Top)
{
diffY = System.Math.Min(diffY, _minY + Top);
bUpdated = true;
}
else if (diffY < 0 && _maxY > _h)
{
diffY = System.Math.Min(-diffY, _maxY - _minY - _h);
bUpdated = true;
}
else
{
diffY = 0;
}
_moving = true;
//handled = true; //TODO: check why not handled
}
// Scroll X
if (_maxX > _w)
{
diffX = point.X - LastTouch.X;
if (diffX > 0 && _minX < Left)
{
diffX = System.Math.Min(diffX, _minX + Left);
bUpdated = true;
}
else if (diffX < 0 && _maxX > _w)
{
diffX = System.Math.Min(-diffX, _maxX - _minX - _w);
bUpdated = true;
}
else
{
diffX = 0;
}
_moving = true;
handled = true;
}
LastTouch = point;
if (bUpdated)
{
var ptOff = new point(diffX, diffY);
for (var i = 0; i < Children.Length; i++)
{
Children[i].UpdateOffsets(ptOff);
}
Render(true);
handled = true;
}
else if (_moving)
{
Render(true);
}
}
else
{
//TODO: check if this code shouldn't go to Container (or may be even the whole method?)
// Check Controls
if (ActiveChild != null && ActiveChild.Touching)
{
ActiveChild.SendTouchMove(this, point);
handled = true;
return;
}
if (Children != null)
{
for (var i = Children.Length - 1; i >= 0; i--)
{
if (Children[i].Touching || Children[i].HitTest(point))
{
Children[i].SendTouchMove(this, point);
}
}
}
}
}