public GestureHelper(UIElement uiElement, GestureMode gestureMode = GestureMode.UpDown)
{
Element = uiElement;
GestureMode = gestureMode;
switch (gestureMode)
{
case GestureMode.All:
Element.ManipulationMode = ManipulationModes.TranslateY |
ManipulationModes.TranslateInertia |
ManipulationModes.TranslateX |
ManipulationModes.System;
break;
case GestureMode.LeftRight:
Element.ManipulationMode = ManipulationModes.TranslateInertia |
ManipulationModes.TranslateX |
ManipulationModes.System;
break;
default:
case GestureMode.UpDown:
Element.ManipulationMode = ManipulationModes.TranslateY |
ManipulationModes.TranslateInertia |
ManipulationModes.System;
break;
}
Element.ManipulationStarted += UiManipulationStarted;
Element.ManipulationDelta += UiManipulationDelta;
Element.ManipulationCompleted += UiManipulationCompleted;
}
public void EnableZoomMode()
{
//UniversalPause = false;
gestureMode = GestureMode.Zoom;
btn_Rotate.GetComponent <Image>().color = Color.white;
btn_Zoom.GetComponent <Image>().color = Color.green;
btn_Freeze.GetComponent <Image>().color = Color.white;
}
public void PasueOrPlay()
{
UniversalPause = !UniversalPause;
gestureMode = GestureMode.Freeze;
btn_Rotate.GetComponent <Image>().color = Color.white;
btn_Zoom.GetComponent <Image>().color = Color.white;
btn_Freeze.GetComponent <Image>().color = Color.green;
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="name">Name of the gesture</param>
/// <param name="mode">Mode of the gesture</param>
public Gesture(string name, GestureMode mode)
{
//_currentLapse = 0;
Name = name;
Mode = mode;
Active = false;
Confidence = 0;
Count = 0;
Progress = 0;
ConfidenceDict = new Dictionary<GestureConfidenceLevels, GestureConfidenceData>
{
{GestureConfidenceLevels.Low, new GestureConfidenceData(GestureConfidenceLevels.Low)},
{GestureConfidenceLevels.Average, new GestureConfidenceData(GestureConfidenceLevels.Average)},
{GestureConfidenceLevels.Good, new GestureConfidenceData(GestureConfidenceLevels.Good)},
{GestureConfidenceLevels.Better, new GestureConfidenceData(GestureConfidenceLevels.Better)},
{GestureConfidenceLevels.Best, new GestureConfidenceData(GestureConfidenceLevels.Best)},
};
_gestureSeries = new SeriesBuilder<long, int>();
}
protected bool IsGesture(List <QuickHandGestureKey> gKeys, GestureMode gMode)
{
if (gKeys.Count == 0)
{
return(false);
}
bool isPressed = gKeys[0].IsPressed();
for (int i = 1; i < gKeys.Count; i++)
{
if (gMode == GestureMode.AllKeys)
{
isPressed &= gKeys[i].IsPressed();
}
else
{
isPressed |= gKeys[i].IsPressed();
}
}
return(isPressed);
}
public override bool OnTouch(View v, MotionEvent e)
{
// double tap, pan, pinch, single tap features from android source code and MPChartAndroid
bool handled = true;
var x = e.GetX();
var y = e.GetY();
switch (e.ActionMasked)
{
case MotionEventActions.Down:
touchEvent.state = tapEvent.state = TouchState.Begin;
touchEvent.x = tapEvent.x = x;
touchEvent.y = tapEvent.y = y;
touchEvent.state = TouchState.Begin;
if (lastState == GestureMode.None)
{
alwaysInTapRegion = true;
}
OnTap(tapEvent);
OnTouch(touchEvent);
break;
case MotionEventActions.Move:
touchEvent.state = TouchState.Changed;
touchEvent.x = x;
touchEvent.y = y;
OnTouch(touchEvent);
if (lastState == GestureMode.None && touchEvent.mode == GestureMode.Rotate)
{
DisableScroll(v);
// clear the tap action
alwaysInTapRegion = false;
}
lastState = touchEvent.mode;
break;
case MotionEventActions.PointerDown:
alwaysInTapRegion = false;
break;
case MotionEventActions.Up:
if (alwaysInTapRegion)
{
handled = OnSingleTapUp(e);
}
else
{
touchEvent.state = TouchState.Ended;
touchEvent.x = x;
touchEvent.y = y;
OnTouch(touchEvent);
}
touchEvent.mode = GestureMode.None;
lastState = GestureMode.None;
EnableScroll(v);
break;
case MotionEventActions.Cancel:
alwaysInTapRegion = false;
break;
}
return(handled);
}
private void ToolPalette_PropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
{
GestureMode newGestureMode;
if (e.PropertyName == "SelectedTool")
newGestureMode = (GestureMode)Enum.Parse(typeof(GestureMode), ToolPalette.SelectedTool);
else
return;
// clear the active text block
if (gestureMode == GestureMode.Text && newGestureMode != GestureMode.Text)
{
LabelTextBox.Visibility = Visibility.Collapsed;
AddTextItem();
}
else
{
// get the current font
activeTextFormat = new CanvasTextFormat();
activeTextFormat.FontFamily = "Segeo UI";
activeTextFormat.FontSize = 22.0F;
mapView.TextFormat = activeTextFormat;
}
gestureMode = newGestureMode;
if (gestureMode == GestureMode.Navigate)
{
MapCanvas.ManipulationMode = ManipulationModes.All;
MapCanvas.PointerMoved -= MapCanvas_PointerMoved;
}
else
{
MapCanvas.ManipulationMode = ManipulationModes.None;
MapCanvas.PointerMoved += MapCanvas_PointerMoved;
}
}
