void GestureRecognizer_OnGestureRecognized(object sender, TouchGestureEventArgs args)
{
switch (args.Type)
{
case TouchGestureType.Tap:
//Console.WriteLine("TAP");
break;
case TouchGestureType.LongTap:
//Console.WriteLine("LONGTAP");
break;
case TouchGestureType.Pan:
//Console.WriteLine("PAN");
try
{
date.AddTicks(-2 * (Int64)args.Data.X * pixeltime);
}
catch (OverflowException)
{
if (args.Data.X < 0)
{
date = TimelineDateTime.MaxValue;
}
else
{
date = TimelineDateTime.MinValue;
}
}
DateStr = date.DateStr(ZoomUnit - 1);
canvasView.InvalidateSurface();
break;
case TouchGestureType.Pinch:
//Console.WriteLine("PINCH - " + args.Data.ToString());
Zoom -= Zoom * 0.005 * args.Data.X;
if (Zoom < 4)
{
Zoom = 4;
}
if (Zoom > 2073600)
{
Zoom = 2073600;
}
pixeltime = (Int64)(Zoom * TimeSpan.TicksPerSecond);
//Console.WriteLine("Zoom: " + Zoom.ToString() + " pixeltime: " + pixeltime.ToString());
AdjustZoomUnit();
DateStr = date.DateStr(ZoomUnit - 1);
canvasView.InvalidateSurface();
break;
case TouchGestureType.Swipe:
//Console.WriteLine("SWIPE");
break;
}
}
public TimelineControl()
{
InitializeComponent();
gestureRecognizer = new TouchGestureRecognizer();
gestureRecognizer.OnGestureRecognized += GestureRecognizer_OnGestureRecognized;
date = new TimelineDateTime(9900);
unitDate = new TimelineDateTime();
subUnitDate = new TimelineDateTime();
DateStr = date.DateStr(ZoomUnit);
pixeltime = (Int64)(Zoom * TimeSpan.TicksPerSecond);
showSubUnitText = false;
initialOrientationCheck = true;
timelinePaint = new SKPaint();
unitMarkPaint = new SKPaint();
unitTextPaint = new SKPaint();
subUnitMarkPaint = new SKPaint();
subUnitTextPaint = new SKPaint();
highlightPaint = new SKPaint();
eventPaint = new SKPaint();
eventPaint.StrokeWidth = 2;
eventPaint.Color = Color.DarkGray.ToSKColor();
eventPaint.Style = SKPaintStyle.Fill;
eventBorderPaint = new SKPaint();
eventBorderPaint.Color = Color.Black.ToSKColor();
eventBorderPaint.StrokeWidth = 4;
eventBorderPaint.Style = SKPaintStyle.Stroke;
eventTextPaint = new SKPaint();
eventTextPaint.Color = Color.Black.ToSKColor();
eventTextPaint.TextSize = 16;
}