LevelPickerView.cpp
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//
// LevelPickerView.cpp
// HalloweenSpaceInvaders-mobile
//
// Created by Katarzyna Kalinowska-Górska on 29/09/2019.
//
#include <stdio.h>
#include "LevelPickerView.h"
#include "GeometryUtils.h"
#include "MiscUtils.h"
LevelPickerView* LevelPickerView::create(const std::vector<std::string>& levelImagePaths, const std::vector<std::string>& levelNames){
LevelPickerView * view = new (std::nothrow) LevelPickerView();
if(view && view->init(levelImagePaths, levelNames))
{
view->autorelease();
return view;
}
CC_SAFE_DELETE(view);
return nullptr;
}
bool LevelPickerView::init(const std::vector<std::string>& levelImagePaths, const std::vector<std::string>& levelNames){
// assert(levelNames.size() == levelImagePaths.size());
if(!cocos2d::Node::init()){
return false;
}
setCascadeOpacityEnabled(true);
reloadLevels(levelImagePaths, levelNames);
_onLevelChanged = nullptr;
prepareTouchHandlers();
return true;
}
void LevelPickerView::reloadLevels(const std::vector<std::string>& levelImagePaths, const std::vector<std::string>& levelNames){
for(auto oldLevelView : levelViews){
oldLevelView->removeFromParent();
}
levelViews.clear();
float maxHeight = 0;
float sumWidth = 0;
for(int i = 0; i < levelImagePaths.size(); ++i){
auto newLevelView = levelNames.size() == levelImagePaths.size() ? LevelView::create(levelImagePaths[i], levelNames[i]) : LevelView::create(levelImagePaths[i]);
addChild(newLevelView);
levelViews.emplace_back(newLevelView);
sumWidth += newLevelView->getBoundingBox().size.width;
maxHeight = MAX(newLevelView->getBoundingBox().size.height, maxHeight);
}
auto padding = sumWidth/levelImagePaths.size()/3;
auto contentSize = cocos2d::Size(sumWidth+padding*3, maxHeight);
setContentSize(contentSize);
for(int i = 0; i < levelViews.size(); ++i){
auto levelView = levelViews[i];
levelView->setPosition(levelView->getBoundingBox().size.width/2 + padding*(4*i+0.5), contentSize.height/2);
}
_selectedLevelIndex = 0;
levelViews[_selectedLevelIndex]->setChosen(true, false);
}
void LevelPickerView::selectLevelIndex(int index, bool animated){
if(_selectedLevelIndex != index){
if(animated){
levelViews[_selectedLevelIndex]->setChosen(false, true);
levelViews[index]->setChosen(true, true);
} else {
levelViews[_selectedLevelIndex]->setChosen(false, false);
levelViews[index]->setChosen(true, false);
}
_selectedLevelIndex = index;
}
}
int LevelPickerView::getPickedLevelIndex(){
return _selectedLevelIndex;
}
void LevelPickerView::addOnLevelChangedCallback(std::function<void(int)> onLevelChanged){
_onLevelChanged = onLevelChanged;
}
void LevelPickerView::prepareTouchHandlers()
{
auto touchListener = cocos2d::EventListenerTouchOneByOne::create();
touchListener->onTouchBegan = [&](cocos2d::Touch* touch, cocos2d::Event* event){
return MiscUtils::isNodeVisible(this) && GeometryUtils::getBoundingBoxToWorld(this).containsPoint(touch->getLocation());
};
touchListener->onTouchEnded = [&](cocos2d::Touch* touch, cocos2d::Event* event){
for(int i = 0; i < levelViews.size(); ++i){
if(GeometryUtils::getBoundingBoxToWorld(levelViews[i]).containsPoint(touch->getLocation())){
selectLevelIndex(i, true);
if(_onLevelChanged != nullptr){
_onLevelChanged(i);
}
break;
}
}
};
_eventDispatcher->addEventListenerWithSceneGraphPriority(touchListener, this);
}
void LevelPickerView::loadPropertiesFromJSON(const rapidjson::Value& jsonValue, LayoutViewInterface* scene, const std::string resFolder, const std::string altResFolder)
{
setAnchorPoint(cocos2d::Vec2(0.5,0.5));
this->loadCommonPropertiesFromJSON(jsonValue);
}