bool checkGestureStart()
{
if (!misgesStart)
{
//
if (!checkContinuous()) // continuous stoped;
{
// check times;
if (mtqueue > 10)
{
//if (!misContinuous)
//{
//Console.WriteLine("continuous end,len="+mgesdlen.ToString());
// check the distance, speed;
updateMaxOneDirSumSet();
// +ls> a mistable consumed me a lot of time here;
int dis = Math.Abs(mdOneDirSum[mgesdlen - 1]);
if (dis > mgesDistanceMin)
{
//double speed = (double)dis / (double)mtqueue;
double speed = mgesSpeedAvg;
//Console.WriteLine("try start dis=" + dis.ToString()+",spd="+speed.ToString("f2"));
if (speed > mgesSpeedStartMin)
{
misgesStart = true;
// record status;
mgesBeginPos = new Point(mxpos[0], mypos[0]);
mgesPeakPos = mtickPos;//new Point(mxnow, mynow);
mgesPeakDis = GestureCommon.calDistance(mgesBeginPos, mgesPeakPos);
mgesPeakDisAxis = (double)dis;
Console.WriteLine(">>ges start," + speed.ToString("f2") + ",(" + mgesBeginPos.X.ToString() + "," + mgesBeginPos.Y.ToString());
}
else
{
Console.WriteLine("..start check failed=speed .." + speed.ToString("f2"));
}
}
else
{
Console.WriteLine("..start check failed=distance ..");
}
}
else
{
Console.WriteLine("..start check failed=time..");
}
if (!misgesStart)
{
Console.WriteLine("<<x ges start failed.size=" + mgesdlen.ToString());
resetState();
}
}
}
return(misgesStart);
}
void TickUpdate(int x, int y)
{
mtickPositionLast = mtickPositionNow;
mtickPositionNow.X = x; mtickPositionNow.Y = y;
mtickDistance = GestureCommon.calDistance(mtickPositionNow, mtickPositionLast);
mtickSpeed = mtickDistance / mtickTime;
// save; 2021-01-22;
//mtextman.WriteLine(x.ToString() + "," + y.ToString() + "," + mtickSpeed.ToString("f4"));
}
//
void updatePosition()
{
WinApis.GetCursorPos(ref mtickPos);
mdx = mtickPos.X - mtickPosLast.X;
mdy = mtickPos.Y - mtickPosLast.Y;
mtickDis = GestureCommon.calDistance(mtickPos, mtickPosLast);
mtickspeed = mtickDis / (double)mtickktime;
mtickPosLast = mtickPos;
}
public int CalAreaIndex(Point p0, Point p1)
{
//pbm> the distance is in pixel unit.
// should be in metric unit;
double dx = GestureCommon.cDx(p1, p0);
double dy = GestureCommon.cDy(p1, p0);
double dis = GestureCommon.calDistance(p1, p0);
double cos = dx / dis;
//Console.WriteLine("(dx,dy,dis,cos)=" + dx.ToString() + "," + dy.ToString()
// + "," + dis.ToString("{.00}") + "," + cos.ToString("{0.0000}"));
return(ckArea(cos, dy >= 0));
}
bool CheckGesStop()
{
bool stop = false;
mgesStartedTime += mtickTime;
if (mgesStartedTime > mgesDurationTime) // stop when moving overtime;
{
Console.WriteLine("stop:overtime");
return(true);
}
mgesdisnow = GestureCommon.calDistance(mgesBeginPos, mtickPositionNow);
RecordMaxDis();
bool inside = CheckStartArea();
//Console.WriteLine(inside.ToString());
if (!inside && (mgesturestate == 1))
{
mgesturestate = 2;
//Console.WriteLine(mgesturestate.ToString());
}
if (inside && (mgesturestate == 2))
{
mgesturestate = 3;
//Console.WriteLine("stop:back");
//stop = true;
}
//double disnow = cDis(mgesptstart, mtickptnow);
double avgnow = mdismax / mgesStartedTime;
if (avgnow < mSpeedStatic)//2.0)
{
Console.WriteLine(avgnow.ToString());
stop = true;
}
//if (mtickvelocity < mvelocitymin) // stop when moving slow;
//{
// // 2021-01-18; double check?
// if (++mgestrystopcnt >= mgestrystopmax)
// stop = true;
//}
return(stop);
}
bool CheckGesture()
{
mgesDistance = GestureCommon.calDistance(mgesEndPos, mgesBeginPos);
if (mgesDistance < mdismax) // 2021-01-17, use the maximum point;
{
mgesDistance = mdismax;
mgesEndPos = mptdismax;
}
bool b1 = (mgesDistance > mgesDistanceMin);//checkDistance();
bool b2 = (mgesturestate > 1);
Console.WriteLine(mdismax.ToString() + "," + mgesturestate.ToString());
return(b1 && b2);
//return (checkDistance()); // { mgesstopcnt = mgesgap; }
}
public void ts_dis(MouseEventArgs e)
{
mv.X = e.X;
mv.Y = e.Y;
int dis = (int)GestureCommon.calDistance(mv, mo);
int dis2 = GestureCommon.cDis2(mv, mo);
int dx = GestureCommon.cDx(mv, mo);
int dy = GestureCommon.cDy(mv, mo);
double tan = GestureCommon.cTan(mv, mo);
Console.Out.WriteLine(" (dis,dis2,dx,dy,tan)=("
+ dis.ToString() + ","
+ dis2.ToString() + ","
+ dx.ToString() + ","
+ dy.ToString() + ","
+ tan.ToString("{0.00}") + ")");
}
public void onMove2(int x, int y)
{
mdtnow = DateTime.Now;
mts = mdtnow.Subtract(mdtlast);
int dt = (int)mts.TotalMilliseconds; // time difference;
if (dt > mtres)
{
mtickPositionNow.X = x; mtickPositionNow.Y = y;
double ds = GestureCommon.calDistance(mtickPositionNow, mtickPositionLast); // distance;
// update;
mtickPositionLast = mtickPositionNow;
mdtlast = mdtnow;
// cal;
double dv = ds / dt; // velosity;
//Console.Out.WriteLine(">dv=" + dv.ToString());
onVelocity(dv);
}
}