mirror of https://github.com/axmolengine/axmol.git
113 lines
3.4 KiB
C++
113 lines
3.4 KiB
C++
#include "HelloWorldScene.h"
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#include "SimpleAudioEngine.h"
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USING_NS_CC;
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Scene* HelloWorld::createScene()
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{
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return HelloWorld::create();
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}
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// Print useful error message instead of segfaulting when files are not there.
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static void problemLoading(const char* filename)
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{
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printf("Error while loading: %s\n", filename);
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printf("Depending on how you compiled you might have to add 'Resources/' in front of filenames in HelloWorldScene.cpp\n");
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}
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// on "init" you need to initialize your instance
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bool HelloWorld::init()
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{
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//////////////////////////////
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// 1. super init first
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if ( !Scene::init() )
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{
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return false;
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}
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auto visibleSize = Director::getInstance()->getVisibleSize();
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Vec2 origin = Director::getInstance()->getVisibleOrigin();
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/////////////////////////////
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// 2. add a menu item with "X" image, which is clicked to quit the program
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// you may modify it.
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// add a "close" icon to exit the progress. it's an autorelease object
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auto closeItem = MenuItemImage::create(
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"CloseNormal.png",
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"CloseSelected.png",
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CC_CALLBACK_1(HelloWorld::menuCloseCallback, this));
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auto w = closeItem->getContentSize().width;
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auto h = closeItem->getContentSize().height;
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if (w <= 0 || h <= 0)
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{
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printf("closeItem has invalid size: %fx%f.\n", w, h);
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problemLoading("'CloseNormal.png' and 'CloseSelected.png'");
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}
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else
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{
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closeItem->setPosition(Vec2(origin.x + visibleSize.width - w/2 ,
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origin.y + h/2));
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}
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// create menu, it's an autorelease object
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auto menu = Menu::create(closeItem, NULL);
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menu->setPosition(Vec2::ZERO);
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this->addChild(menu, 1);
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/////////////////////////////
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// 3. add your codes below...
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// add a label shows "Hello World"
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// create and initialize a label
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auto label = Label::createWithTTF("Hello World", "fonts/Marker Felt.ttf", 24);
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if (label == nullptr)
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{
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problemLoading("'fonts/Marker Felt.ttf'");
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}
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else
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{
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// position the label on the center of the screen
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label->setPosition(Vec2(origin.x + visibleSize.width/2,
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origin.y + visibleSize.height - label->getContentSize().height));
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// add the label as a child to this layer
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this->addChild(label, 1);
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}
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// add "HelloWorld" splash screen"
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auto sprite = Sprite::create("HelloWorld.png");
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if (sprite == nullptr)
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{
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problemLoading("'HelloWorld.png'");
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}
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else
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{
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// position the sprite on the center of the screen
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sprite->setPosition(Vec2(visibleSize.width/2 + origin.x, visibleSize.height/2 + origin.y));
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// add the sprite as a child to this layer
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this->addChild(sprite, 0);
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}
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return true;
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}
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void HelloWorld::menuCloseCallback(Ref* pSender)
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{
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//Close the cocos2d-x game scene and quit the application
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Director::getInstance()->end();
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#if (CC_TARGET_PLATFORM == CC_PLATFORM_IOS)
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exit(0);
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#endif
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/*To navigate back to native iOS screen(if present) without quitting the application ,do not use Director::getInstance()->end() and exit(0) as given above,instead trigger a custom event created in RootViewController.mm as below*/
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//EventCustom customEndEvent("game_scene_close_event");
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//_eventDispatcher->dispatchEvent(&customEndEvent);
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}
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