//GameScene.cpp
// Created by Jacedy on 14-8-11.
#include "GameScene.h"
USING_NS_CC;
cocos2d::Scene* GameScene::createScene()
{
auto scene = Scene::create(); //创建一个场景
auto layer = GameScene::create(); //创建一个图层
scene->addChild(layer);
return scene;
}
//初始化当前的图层
bool GameScene::init()
{
if (!Layer::init()) //初始化父类
return false ;
//获取屏幕大小
size = Director::getInstance()->getVisibleSize();
//auto size = Director::getInstance()->getWinSize();
//加载背景
auto bg = Sprite::create( "OnePiece_1.png" );
bg->setPosition(Vec2(size.width/2, size.height/2));
this ->addChild(bg);
auto target = Sprite::create( "target.png" );
target->setPosition(Vec2(size.width/2, size.height/2));
//target->setScale(2);
node = Node::create();
clippingNode = ClippingNode::create();
clippingNode->setStencil(node); //设置模板
clippingNode->setInverted( true ); //设置底板可见
clippingNode->setAlphaThreshold(0); //设置绘制底板的Alpha值为0
this ->addChild(clippingNode);
clippingNode->addChild(target);
//创建监听事件对象
auto listener = EventListenerTouchOneByOne::create();
//定义监听事件的回调函数
listener->onTouchBegan = CC_CALLBACK_2(GameScene::onTouchBegan, this );
//在事件分发器中注册
_eventDispatcher->addEventListenerWithSceneGraphPriority(listener, this );
return true ;
}
bool GameScene::onTouchBegan(Touch *touch, Event *unused_event)
{
auto pos = touch->getLocation();
//每次点击屏幕,在点击处添加射击效果图片,该图片也需要被打穿
auto holeBg = Sprite::create( "hole_effect.png" );
holeBg->setPosition(pos);
clippingNode->addChild(holeBg);
//将弹孔添加到模板上,造成板底裁减洞口形状
auto hole = Sprite::create( "hole_stencil.png" );
hole->setPosition(pos);
node->addChild(hole);
return false ;
}
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