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ios/Runner/Wowgame/Classes/game_toy/ToyLevelPickerView.cpp 4.04 KB
5daad4bc   xiaoyu   游戏源码添加编译(现存问题:游戏内...
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  //
  //  ToyLevelPickerView.cpp
  //  HalloweenSpaceInvaders-mobile
  //
  //  Created by Katarzyna Kalinowska-Górska on 29/09/2019.
  //
  
  #include <stdio.h>
  #include "ToyLevelPickerView.h"
  #include "ToyGeometryUtils.h"
  #include "ToyMiscUtils.h"
  
  ToyLevelPickerView* ToyLevelPickerView::create(const std::vector<std::string>& levelImagePaths, const std::vector<std::string>& levelNames){
      ToyLevelPickerView * view = new (std::nothrow) ToyLevelPickerView();
      if(view && view->init(levelImagePaths, levelNames))
      {
          view->autorelease();
          return view;
      }
      CC_SAFE_DELETE(view);
      return nullptr;
  }
  
  
  bool ToyLevelPickerView::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 ToyLevelPickerView::reloadLevels(const std::vector<std::string>& levelImagePaths, const std::vector<std::string>& levelNames){
      for(auto oldToyLevelView : levelViews){
          oldToyLevelView->removeFromParent();
      }
      levelViews.clear();
      float maxHeight = 0;
      float sumWidth = 0;
      
      for(int i = 0; i < levelImagePaths.size(); ++i){
          auto newToyLevelView = levelNames.size() == levelImagePaths.size() ? ToyLevelView::create(levelImagePaths[i], levelNames[i]) : ToyLevelView::create(levelImagePaths[i]);
          addChild(newToyLevelView);
          levelViews.emplace_back(newToyLevelView);
          sumWidth += newToyLevelView->getBoundingBox().size.width;
          maxHeight = MAX(newToyLevelView->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 ToyLevelPickerView::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 ToyLevelPickerView::getPickedLevelIndex(){
      return _selectedLevelIndex;
  }
  
  void ToyLevelPickerView::addOnLevelChangedCallback(std::function<void(int)> onLevelChanged){
      _onLevelChanged = onLevelChanged;
  }
  
  void ToyLevelPickerView::prepareTouchHandlers()
  {
      auto touchListener = cocos2d::EventListenerTouchOneByOne::create();
      touchListener->onTouchBegan = [&](cocos2d::Touch* touch, cocos2d::Event* event){
          return ToyMiscUtils::isNodeVisible(this) && ToyGeometryUtils::getBoundingBoxToWorld(this).containsPoint(touch->getLocation());
      };
      touchListener->onTouchEnded = [&](cocos2d::Touch* touch, cocos2d::Event* event){
          for(int i = 0; i < levelViews.size(); ++i){
              if(ToyGeometryUtils::getBoundingBoxToWorld(levelViews[i]).containsPoint(touch->getLocation())){
                  selectLevelIndex(i, true);
                  if(_onLevelChanged != nullptr){
                      _onLevelChanged(i);
                  }
                  break;
              }
          }
      };
      _eventDispatcher->addEventListenerWithSceneGraphPriority(touchListener, this);
  }
  
  void ToyLevelPickerView::loadPropertiesFromJSON(const rapidjson::Value& jsonValue, ToyLayoutViewInterface* scene, const std::string resFolder, const std::string altResFolder)
  {
      setAnchorPoint(cocos2d::Vec2(0.5,0.5));
      this->loadCommonPropertiesFromJSON(jsonValue);
  }