// cocos2d-x 3.x 버전에서 사용 가능 합니다.
// ScrollMenu.cpp
// Solitaire
//
// Created by Kyung-Min Park on 2015. 4. 6..
#include "ScrollMenu.h"
bool ScrollMenu::init()
{
return initWithArray(Vector<MenuItem*>());
}
bool ScrollMenu::initWithArray( const Vector<MenuItem*>& arrayOfItems )
{
if (Layer::init()) {
_enabled = true;
Size sizeVisible = Director::getInstance()->getWinSize();
this->ignoreAnchorPointForPosition(true);
setAnchorPoint(Vec2(0.5f, 0.5f));
this->setContentSize(sizeVisible);
setPosition(Vec2(sizeVisible.width/2, sizeVisible.height/2));
int count = 0;
for (auto& item : arrayOfItems) {
this->addChild(item, count);
count++;
}
_selectedItem = nullptr;
_state = Menu::State::WAITING;
setCascadeColorEnabled(true);
setCascadeOpacityEnabled(true);
auto touchListener = EventListenerTouchOneByOne::create();
touchListener->setSwallowTouches(false);
touchListener->onTouchBegan = CC_CALLBACK_2(ScrollMenu::onTouchBegan, this);
touchListener->onTouchMoved = CC_CALLBACK_2(ScrollMenu::onTouchMoved, this);
touchListener->onTouchEnded = CC_CALLBACK_2(ScrollMenu::onTouchEnded, this);
touchListener->onTouchCancelled = CC_CALLBACK_2(ScrollMenu::onTouchCancelled, this);
_eventDispatcher->addEventListenerWithSceneGraphPriority(touchListener, this);
return true;
}
return false;
}
ScrollMenu* ScrollMenu::createWithArray( const Vector<MenuItem*>& arrayOfItems )
{
auto ret = new ScrollMenu();
if (ret && ret->initWithArray(arrayOfItems)) {
ret->autorelease();
}
else {
CC_SAFE_DELETE(ret);
}
return ret;
}
ScrollMenu* ScrollMenu::createWithItem( MenuItem* item )
{
return ScrollMenu::create(item, nullptr);
}
ScrollMenu* ScrollMenu::createWithItems( MenuItem *item, va_list args )
{
Vector<MenuItem*> items;
if( item ) {
items.pushBack(item);
MenuItem *i = va_arg(args, MenuItem*);
while(i) {
items.pushBack(i);
i = va_arg(args, MenuItem*);
}
}
return ScrollMenu::createWithArray(items);
}
ScrollMenu* ScrollMenu::create( MenuItem* item, ... )
{
va_list args;
va_start(args,item);
ScrollMenu *ret = ScrollMenu::createWithItems(item, args);
va_end(args);
return ret;
}
bool ScrollMenu::onTouchBegan(Touch* touch, Event* event)
{
m_touchesStart = touch->getStartLocation();
return Menu::onTouchBegan(touch, event);
}
void ScrollMenu::onTouchMoved(Touch* touch, Event* event)
{
Menu::onTouchMoved(touch, event);
}
void ScrollMenu::onTouchEnded(Touch* touch, Event *event)
{
// move은 가로 or 세로로 얼마만큼 Move되었나를 체크하여 그 이상이면 버튼 동작을 해지 합니다.
// 값이 낮을수록 민감하게 반응하지만 너무 낮으면 버튼 터치가 힘들 수 있습니다.
float move = 30.f;
m_touchesEnd = touch->getLocation();
Vec2 difference = m_touchesEnd - m_touchesStart;
if (difference.x > move || difference.y > move ) {
Menu::onTouchCancelled(touch, event);
}
else if (difference.x < -move || difference.y < -move) {
Menu::onTouchCancelled(touch, event);
}
else {
Menu::onTouchEnded(touch, event);
}
}
