Qt::Key TouchScreen::getSwipeAction(int x, int y, int oldX, int oldY, TouchScreen::SwipeType t)
{
if (!isGesture(x, y, oldX, oldY)) {
return Qt::Key_unknown; // too short swipe
}
SwipeGesture g = SWIPE_UNRECOGNIZED;
bool isHorizontal = abs(x - oldX) > abs(y - oldY);
if (isHorizontal) {
if (oldX > x) {
g = SWIPE_LEFT;
} else {
g = SWIPE_RIGHT;
}
} else { // vertical
if (y > oldY) {
g = SWIPE_DOWN;
} else {
g = SWIPE_UP;
}
}
return g == SWIPE_UNRECOGNIZED ? Qt::Key_unknown : SWIPE_ACTIONS[t][g];
}
int MenuGestureStrategy::setPosition(const Vector4 position[])
{
currentTime+=intervalTime;
if(!llr.empty())
if((position[NUI_SKELETON_POSITION_HAND_LEFT].x-llr.back().x<0)||abs(position[NUI_SKELETON_POSITION_HAND_LEFT].y-llr.back().y)>SwipeMaximalHeight)
llr.clear();
if(!lrl.empty())
if((position[NUI_SKELETON_POSITION_HAND_LEFT].x-lrl.back().x>0)||abs(position[NUI_SKELETON_POSITION_HAND_LEFT].y-lrl.back().y)>SwipeMaximalHeight)
lrl.clear();
if(!rlr.empty())
if((position[NUI_SKELETON_POSITION_HAND_RIGHT].x-rlr.back().x<0)||abs(position[NUI_SKELETON_POSITION_HAND_RIGHT].y-rlr.back().y)>SwipeMaximalHeight)
rlr.clear();
if(!rrl.empty())
if((position[NUI_SKELETON_POSITION_HAND_RIGHT].x-rrl.back().x>0)||abs(position[NUI_SKELETON_POSITION_HAND_RIGHT].y-rrl.back().y)>SwipeMaximalHeight)
rrl.clear();
llr.push_back(position[NUI_SKELETON_POSITION_HAND_LEFT]);
lrl.push_back(position[NUI_SKELETON_POSITION_HAND_LEFT]);
rlr.push_back(position[NUI_SKELETON_POSITION_HAND_RIGHT]);
rrl.push_back(position[NUI_SKELETON_POSITION_HAND_RIGHT]);
if(isGesture(llr,true,false))
return LEFT_HAND_L_TO_R;
if(isGesture(rrl,false,false))
return RIGHT_HAND_R_TO_L;
isGesture(rlr,false,true);
isGesture(lrl,true,true);
if((lastLeftHandTime==currentTime)&&(lastLeftHandTime==lastRightHandTime))
return LEFT_HAND_R_TO_L_AND_RIGHT_HAND_L_TO_R_AND_OPEN_DOOR;
if((lastLeftHandTime==currentTime)&&(currentTime-lastRightHandTime<OpenDoorDelta))
return LEFT_HAND_R_TO_L_AND_OPEN_DOOR;
if((lastRightHandTime==currentTime)&&(currentTime-lastLeftHandTime<OpenDoorDelta))
return RIGHT_HAND_L_TO_R_AND_OPEN_DOOR;
if(lastLeftHandTime==currentTime)
return LEFT_HAND_R_TO_L;
if(lastRightHandTime==currentTime)
return RIGHT_HAND_L_TO_R;
return NONE;
}
