Tickle2GestureRecognizer.cpp
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//
// Tickle2GestureRecognizer.cpp
// SteveMaggieCpp
//
// Created by Katarzyna Kalinowska-Górska on 19.05.2017.
//
//
#include <stdio.h>
#include "Tickle2GestureRecognizer.h"
#include "AniGeometryUtils.h"
#include "AniMathUtils.h"
#include "AniMiscUtils.h"
//constructor
Tickle2GestureRecognizer::Tickle2GestureRecognizer() : AniGestureRecognizer({cocos2d::EventListener::Type::TOUCH_ONE_BY_ONE})
{
this->clearTemps();
_currentDirectionX = AniGestureRecognizerDirection::NONE;
_currentDirectionY = AniGestureRecognizerDirection::NONE;
_onTicklingStartedCallback = [](){};
_onTicklingCallback = [](){};
_onTicklingEndedCallback = [](){};
_isTickling = false;
}
Tickle2GestureRecognizer::~Tickle2GestureRecognizer()
{
};
void Tickle2GestureRecognizer::setOnTicklingStartedCallback(std::function<void()> callback)
{
_onTicklingStartedCallback = callback;
}
void Tickle2GestureRecognizer::setOnTicklingCallback(std::function<void()> callback)
{
_onTicklingCallback = callback;
}
void Tickle2GestureRecognizer::setOnTicklingEndedCallback(std::function<void()> callback)
{
_onTicklingEndedCallback = callback;
}
// internal
void Tickle2GestureRecognizer::clearTemps()
{
_directionChangeTimes.clear();
_lastXDeltas.clear();
_lastYDeltas.clear();
_tickleStartedTime = -1;
}
void Tickle2GestureRecognizer::endTickling()
{
_onTicklingEndedCallback();
_isTickling = false;
_tickleStartedTime = -1;
}
// touch handlers
bool Tickle2GestureRecognizer::onTouchBegan(cocos2d::Touch* touch, cocos2d::Event* event)
{
if(!AniGeometryUtils::getBoundingBoxToWorld(_view).containsPoint(touch->getLocation())){
return false;
}
this->clearTemps();
_currentDirectionX = AniGestureRecognizerDirection::NONE;
_currentDirectionY = AniGestureRecognizerDirection::NONE;
return true;
}
void Tickle2GestureRecognizer::onTouchMoved(cocos2d::Touch* touch, cocos2d::Event* event)
{
// if(!AniGeometryUtils::getBoundingBoxToWorld(_view).containsPoint(touch->getLocation())){
if(!AniMiscUtils::getExtendedActiveArea(_view, 20, 10).containsPoint(touch->getLocation())){
this->endTickling();
this->clearTemps();
return;
}
auto touchLocation = touch->getLocation();
auto prevLocation = touch->getPreviousLocation();
auto deltaX = touchLocation.x - prevLocation.x;
auto deltaY = touchLocation.y - prevLocation.y;
bool newTickling = false;
//todo into separate function ? !!!
_lastXDeltas.push_back(deltaX);
if(_lastXDeltas.size() >= N_LAST_SAMPLES){
while(_lastXDeltas.size() > N_LAST_SAMPLES){
_lastXDeltas.pop_front();
}
float averageDeltaX = 0;
AniMathUtils::averageValue(_lastXDeltas, averageDeltaX);
// log("delta: "+averageDeltaX);
if(std::abs(averageDeltaX) >= MIN_DELTA_VALUE){
auto xDirection = AniGestureRecognizer::mapXToDirection(averageDeltaX);
if(xDirection != _currentDirectionX && xDirection != AniGestureRecognizerDirection::NONE){
_currentDirectionX = xDirection;
while(_directionChangeTimes.size() > N_DIRECTION_CHANGES_TO_DETECT_TICKLE-1){
_directionChangeTimes.pop_front();
}
double now = cocos2d::utils::getTimeInMilliseconds();
_directionChangeTimes.push_back(now);
if(_directionChangeTimes.size() == N_DIRECTION_CHANGES_TO_DETECT_TICKLE){
auto deltaTime = now - _directionChangeTimes[0];
// log("delta time: "+deltaTime);
if(deltaTime <= MAX_DETECTION_TIME){
newTickling = true;
// this->clearTemps();
}
}
// return;
}
}
}
_lastYDeltas.push_back(deltaY);
if(!newTickling && _lastYDeltas.size() >= N_LAST_SAMPLES){
while(_lastYDeltas.size() > N_LAST_SAMPLES){
_lastYDeltas.pop_front();
}
float averageDeltaY = 0;
AniMathUtils::averageValue(_lastYDeltas, averageDeltaY);
// cocos2d::log("average delta y: %f", averageDeltaY);
if(std::abs(averageDeltaY) >= MIN_DELTA_VALUE){
auto yDirection = AniGestureRecognizer::mapYToDirection(averageDeltaY);
if(yDirection != _currentDirectionY && yDirection != AniGestureRecognizerDirection::NONE){
_currentDirectionY = yDirection;
// cocos2d::log("current y dir: %s",_currentDirectionY.c_str());
// cocos2d::log("dir change count: %d",_directionChangeCount);
while(_directionChangeTimes.size() > N_DIRECTION_CHANGES_TO_DETECT_TICKLE-1){
_directionChangeTimes.pop_front();
}
double now = cocos2d::utils::getTimeInMilliseconds();
_directionChangeTimes.push_back(now);
if(_directionChangeTimes.size() == N_DIRECTION_CHANGES_TO_DETECT_TICKLE){
auto deltaTime = now - _directionChangeTimes[0];
// cocos2d::log("delta time: %f", deltaTime);
if(deltaTime <= MAX_DETECTION_TIME){
newTickling = true;
// this->clearTemps();
}
}
}
}
}
if(newTickling == true){
if(_isTickling){
_onTicklingCallback();
} else {
if(!_isTickling){
_isTickling = true;
_onTicklingStartedCallback();
}
_tickleStartedTime = cocos2d::utils::getTimeInMilliseconds();
}
} /*else if(_isTickling) {
double currentTime = cocos2d::utils::getTimeInMilliseconds();
if(currentTime - _tickleStartedTime > TIME_TO_ASSUME_TICKLE_FINISHED){
this->endTickling();
}
}*/
}
void Tickle2GestureRecognizer::onTouchEnded(cocos2d::Touch* touch, cocos2d::Event* event)
{
if(_isTickling){
this->endTickling();
}
this->clearTemps();
}