//Touch support for Browser
private void MvvmCWBrowser_PreviewTouchDown(object sender, System.Windows.Input.TouchEventArgs e)
{
string src = $"onmousedown=new Function(\"return false\")";
mvvmCWBrowser.GetMainFrame().ExecuteJavaScriptAsync(src);
touchStartPoint = e.GetTouchPoint(mvvmCWBrowser).Position;
}
protected override void OnPreviewTouchDown(System.Windows.Input.TouchEventArgs e)
{
base.OnPreviewTouchDown(e);
touchTime = DateTime.Now;
touchPoint = e.GetTouchPoint(this.owner).Position.Y;
}
public void Collect(System.Windows.Input.TouchEventArgs e)
{
Point pt = e.GetTouchPoint(_source).Position;
PathSegment seg = new LineSegment(new Point(pt.X, pt.Y), false);
_psCollection.Add(seg);
}
protected override void OnTouchUp(System.Windows.Input.TouchEventArgs e)
{
base.OnTouchUp(e);
var finalPosition = e.GetTouchPoint(this).Position;
ProcessTapFinished(finalPosition);
}
protected override void OnTouchDown(System.Windows.Input.TouchEventArgs e)
{
base.OnTouchDown(e);
var position = e.GetTouchPoint(this).Position;
ProcessTapStart(position);
}
public void SetCropTarget(System.Windows.Input.TouchEventArgs e)
{
this._selectedImage = null;
Visual visual = this._inkCanvas as Visual;
if (visual != null)
{
//선택한 위치가 이미지랑 겹치는지 확인
//겹치면 가장 위 이미지에 대해서 정보를 클래스에 저장
VisualTreeHelper.HitTest(this._inkCanvas.Parent as Visual,
new HitTestFilterCallback(p =>
{
if (p is TouchableImage)
{
this._selectedImage = p as TouchableImage;
return(HitTestFilterBehavior.Stop);
}
this._selectedImage = null;
return(HitTestFilterBehavior.Continue);
}),
new HitTestResultCallback(q =>
{
return(HitTestResultBehavior.Continue);
}),
new PointHitTestParameters(e.GetTouchPoint(null).Position));
}
}
private void MvvmCWBrowser_PreviewTouchMove(object sender, System.Windows.Input.TouchEventArgs e)
{
touchEndPoint = e.GetTouchPoint(mvvmCWBrowser).Position;
string src = $"scrollBy({-touchEndPoint.X+touchStartPoint.X}, {-touchEndPoint.Y + touchStartPoint.Y})";
mvvmCWBrowser.GetMainFrame().ExecuteJavaScriptAsync(src);
touchStartPoint = touchEndPoint;
}
protected override void OnPreviewTouchMove(System.Windows.Input.TouchEventArgs e)
{
base.OnPreviewTouchMove(e);
TimeSpan ts = DateTime.Now - touchTime;
double currentPoint= e.GetTouchPoint(this.owner).Position.Y;
if (ts.TotalMilliseconds > 100 & (Math.Abs(touchPoint - currentPoint) < 60))
{
CanVerticallyScroll = false;
touchTime = DateTime.Now;
touchPoint = currentPoint;
return;
}
if (!CanVerticallyScroll)
{
CanVerticallyScroll = true;
}
}
private void GameCanvas_TouchUp(object sender, System.Windows.Input.TouchEventArgs e)
{
Point current = e.GetTouchPoint(sender as IInputElement).Position;
if (squareDistance(current.X, start.X, current.Y, start.Y))
{
if (Math.Abs(current.X - start.X) < 50 && current.Y > start.Y)
{
direction = "down";
}
else if (Math.Abs(current.X - start.X) < 50 && current.Y < start.Y)
{
direction = "up";
}
else if (Math.Abs(current.Y - start.Y) < 50 && current.X < start.X)
{
direction = "left";
}
else if (Math.Abs(current.Y - start.Y) < 50 && current.X > start.X)
{
direction = "right";
}
}
}
private void MvvmTextEditor_PreviewTouchMove(object sender, System.Windows.Input.TouchEventArgs e)
{
touchEndPoint = e.GetTouchPoint(mvvmTextEditor).Position;
mvvmTextEditor.ScrollToVerticalOffset(mvvmTextEditor.VerticalOffset + (touchStartPoint.Y - touchEndPoint.Y));
touchStartPoint = touchEndPoint;
}
//Touch support of TextEditor
private void MvvmTextEditor_PreviewTouchDown(object sender, System.Windows.Input.TouchEventArgs e)
{
touchStartPoint = e.GetTouchPoint(mvvmTextEditor).Position;
mvvmTextEditor.IsTouched = true;
}
protected override void OnTouchUp(System.Windows.Input.TouchEventArgs e)
{
Callback(e.GetTouchPoint(this).Position);
base.OnTouchUp(e);
}
private void GameCanvas_TouchDown(object sender, System.Windows.Input.TouchEventArgs e)
{
start = e.GetTouchPoint(sender as IInputElement).Position;
}
