PompaDroid cocos2d-x

#include "SimpleDPad.h" using namespace cocos2d; SimpleDPad::SimpleDPad(void) { _delegate = NULL; } SimpleDPad::~SimpleDPad(void) { } SimpleDPad* SimpleDPad::dPadWithFile(CCString *fileName, float radius) { SimpleDPad *pRet = new SimpleDPad(); if (pRet && pRet->initWithFile(fileName, radius)) { return pRet; } else { delete pRet; pRet = NULL; return NULL; } } bool SimpleDPad::initWithFile(CCString *filename, float radius) { bool bRet = false; do { CC_BREAK_IF(!CCSprite::initWithFile(filename->getCString())); _radius = radius; _direction = CCPointZero; _isHeld = false; this->scheduleUpdate(); bRet = true; } while (0); return bRet; } void SimpleDPad::onEnterTransitionDidFinish() { CCDirector::sharedDirector()->getTouchDispatcher()->addTargetedDelegate(this, 1, true); } void SimpleDPad::onExit() { CCDirector::sharedDirector()->getTouchDispatcher()->removeDelegate(this); } void SimpleDPad::update(float dt) { if (_isHeld) { _delegate->isHoldingDirection(this, _direction); } } bool SimpleDPad::ccTouchBegan(CCTouch *pTouch, CCEvent *pEvent) { CCPoint location = pTouch->getLocation(); float distanceSQ = ccpDistanceSQ(location, this->getPosition()); if (distanceSQ <= _radius * _radius) { this->updateDirectionForTouchLocation(location); _isHeld = true; return true; } return false; } void SimpleDPad::ccTouchMoved(CCTouch *pTouch, CCEvent *pEvent) { CCPoint location = pTouch->getLocation(); this->updateDirectionForTouchLocation(location); } void SimpleDPad::ccTouchEnded(CCTouch *pTouch, CCEvent *pEvent) { _direction = CCPointZero; _isHeld = false; _delegate->simpleDPadTouchEnded(this); } void SimpleDPad::updateDirectionForTouchLocation(CCPoint location) { float radians = ccpToAngle(ccpSub(location, this->getPosition())); float degrees = -1 * CC_RADIANS_TO_DEGREES(radians); if (degrees <= 22.5 && degrees >= -22.5) { //right _direction = ccp(1.0, 0.0); } else if (degrees > 22.5 && degrees < 67.5) { //bottomright _direction = ccp(1.0, -1.0); } else if (degrees >= 67.5 && degrees <= 112.5) { //bottom _direction = ccp(0.0, -1.0); } else if (degrees > 112.5 && degrees < 157.5) { //bottomleft _direction = ccp(-1.0, -1.0); } else if (degrees >= 157.5 || degrees <= -157.5) { //left _direction = ccp(-1.0, 0.0); } else if (degrees < -22.5 && degrees > -67.5) { //topright _direction = ccp(1.0, 1.0); } else if (degrees <= -67.5 && degrees >= -112.5) { //top _direction = ccp(0.0, 1.0); } else if (degrees < -112.5 && degrees > -157.5) { //topleft _direction = ccp(-1.0, 1.0); } _delegate->didChangeDirectionTo(this, _direction); }