/*
* Copyright(c) 2017 Samsung Electronics Co., Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
namespace Tizen.NUI
{
///
/// Base structure for different gestures that an application can receive.
/// A Gesture is an event that is produced from a combination of several touch events
/// in a particular order or within a certain time frame (for example, pinch).
///
/// 3
public class Gesture : global::System.IDisposable
{
private global::System.Runtime.InteropServices.HandleRef swigCPtr;
///
/// swigCMemOwn.
///
/// 3
protected bool swigCMemOwn;
internal Gesture(global::System.IntPtr cPtr, bool cMemoryOwn)
{
swigCMemOwn = cMemoryOwn;
swigCPtr = new global::System.Runtime.InteropServices.HandleRef(this, cPtr);
}
internal static global::System.Runtime.InteropServices.HandleRef getCPtr(Gesture obj)
{
return (obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr;
}
//A Flag to check who called Dispose(). (By User or DisposeQueue)
private bool isDisposeQueued = false;
///
/// A Flat to check if it is already disposed.
///
/// 3
protected bool disposed = false;
///
/// Dispose.
///
/// 3
~Gesture()
{
if(!isDisposeQueued)
{
isDisposeQueued = true;
DisposeQueue.Instance.Add(this);
}
}
///
/// Dispose.
///
/// 3
public void Dispose()
{
//Throw excpetion if Dispose() is called in separate thread.
if (!Window.IsInstalled())
{
throw new System.InvalidOperationException("This API called from separate thread. This API must be called from MainThread.");
}
if (isDisposeQueued)
{
Dispose(DisposeTypes.Implicit);
}
else
{
Dispose(DisposeTypes.Explicit);
System.GC.SuppressFinalize(this);
}
}
///
/// Dispose.
///
/// 3
protected virtual void Dispose(DisposeTypes type)
{
if (disposed)
{
return;
}
if(type == DisposeTypes.Explicit)
{
//Called by User
//Release your own managed resources here.
//You should release all of your own disposable objects here.
}
//Release your own unmanaged resources here.
//You should not access any managed member here except static instance.
//because the execution order of Finalizes is non-deterministic.
if (swigCPtr.Handle != global::System.IntPtr.Zero)
{
if (swigCMemOwn)
{
swigCMemOwn = false;
NDalicPINVOKE.delete_Gesture(swigCPtr);
}
swigCPtr = new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero);
}
disposed = true;
}
///
/// The gesture type.
///
/// 3
public Gesture.GestureType Type
{
get
{
return type;
}
}
///
/// The gesture state.
///
/// 3
public Gesture.StateType State
{
get
{
return state;
}
}
///
/// The time the gesture took place.
///
/// 3
public uint Time
{
get
{
return time;
}
}
///
/// The Copy constructor.
///
/// A reference to the copied handle
/// 3
public Gesture(Gesture rhs) : this(NDalicPINVOKE.new_Gesture(Gesture.getCPtr(rhs)), true)
{
if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
}
private Gesture.GestureType type
{
set
{
NDalicPINVOKE.Gesture_type_set(swigCPtr, (int)value);
if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
}
get
{
Gesture.GestureType ret = (Gesture.GestureType)NDalicPINVOKE.Gesture_type_get(swigCPtr);
if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
return ret;
}
}
private Gesture.StateType state
{
set
{
NDalicPINVOKE.Gesture_state_set(swigCPtr, (int)value);
if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
}
get
{
Gesture.StateType ret = (Gesture.StateType)NDalicPINVOKE.Gesture_state_get(swigCPtr);
if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
return ret;
}
}
private uint time
{
set
{
NDalicPINVOKE.Gesture_time_set(swigCPtr, value);
if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
}
get
{
uint ret = NDalicPINVOKE.Gesture_time_get(swigCPtr);
if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
return ret;
}
}
///
/// Enumeration for type of gesture.
///
/// 3
public enum GestureType
{
///
/// When two touch points move away or towards each other.
///
/// 3
Pinch = 1 << 0,
///
/// When the user drags their finger(s) in a particular direction.
///
/// 3
Pan = 1 << 1,
///
/// When the user taps the screen.
///
/// 3
Tap = 1 << 2,
///
/// When the user continues to touch the same area on the screen for the device configured time.
///
/// 3
LongPress = 1 << 3
}
///
/// Enumeration for state of the gesture.
///
/// 3
public enum StateType
{
///
/// There is no state associated with this gesture.
///
/// 3
Clear,
///
/// The touched points on the screen have moved enough to be considered a gesture.
///
/// 3
Started,
///
/// The gesture is continuing.
///
/// 3
Continuing,
///
/// The user has lifted a finger or touched an additional point on the screen.
///
/// 3
Finished,
///
/// The gesture has been cancelled.
///
/// 3
Cancelled,
///
/// A gesture is possible.
///
/// 3
Possible
}
}
}