AudioProfileTest类 参考

#include <NewAudioEngineTest.h>

类 AudioProfileTest 继承关系图:

AudioProfileTest 的协作图:

Public 成员函数
	CREATE_FUNC (AudioProfileTest)
virtual	~AudioProfileTest ()
virtual bool	init () override
virtual std::string	title () const override
virtual std::string	subtitle () const override
virtual void	update (float dt) override
Public 成员函数 继承自 AudioEngineTestDemo
	AudioEngineTestDemo ()
virtual void	onExit () override
virtual void	onBackCallback (cocos2d::Ref *sender) override
Public 成员函数 继承自 TestCase
	TestCase ()
	~TestCase ()
virtual Type	getTestType () const
virtual float	getDuration () const
virtual std::string	getExpectedOutput () const
virtual std::string	getActualOutput () const
virtual void	restartTestCallback (cocos2d::Ref *sender)
virtual void	nextTestCallback (cocos2d::Ref *sender)
virtual void	priorTestCallback (cocos2d::Ref *sender)
void	setTestSuite (TestSuite *testSuite)
TestSuite *	getTestSuite () const
float	getRunTime () const
void	setTestCaseName (const std::string &name)
std::string	getTestCaseName () const
const cocos2d::Label *	getSubtitleLable () const
const cocos2d::MenuItemImage *	getRestartTestItem () const
virtual void	onEnter () override

Private 属性
std::string	_files [FILE_COUNT]
cocos2d::AudioProfile	_audioProfile
int	_audioCount
cocos2d::Label *	_showLabel
float	_time
float	_minDelay
void *	_timeSlider

静态 Private 属性
static const int	FILE_COUNT = 2

额外继承的成员函数
Public 类型 继承自 TestCase
enum class	Type { ROBUSTNESS , UNIT , GRAPHICAL_STATIC , MANUAL }
Public 属性 继承自 TestCase
CC_CONSTRUCTOR_ACCESS	__pad0__: virtual bool init() override
Protected 属性 继承自 AudioEngineTestDemo
std::shared_ptr< bool >	_isDestroyed
Protected 属性 继承自 TestCase
cocos2d::MenuItemImage *	_priorTestItem
cocos2d::MenuItemImage *	_restartTestItem
cocos2d::MenuItemImage *	_nextTestItem
cocos2d::Label *	_titleLabel
cocos2d::Label *	_subtitleLabel

详细描述

在文件 NewAudioEngineTest.h 第 97 行定义.

构造及析构函数说明

~AudioProfileTest()

AudioProfileTest::~AudioProfileTest ( )

virtual

在文件 NewAudioEngineTest.cpp 第 583 行定义.

{
}

成员函数说明

CREATE_FUNC()

AudioProfileTest::CREATE_FUNC

(

AudioProfileTest

)

init()

bool AudioProfileTest::init ( )

overridevirtual

在文件 NewAudioEngineTest.cpp 第 499 行定义.

{
    auto ret = AudioEngineTestDemo::init();
    
    char text[30];
    _files[0] = "background.mp3";
#if CC_TARGET_PLATFORM == CC_PLATFORM_IOS || CC_TARGET_PLATFORM == CC_PLATFORM_MAC
    _files[1] = "background.caf";
#else
    _files[1] = "background.ogg";
#endif
    
    std::string fontFilePath = "fonts/arial.ttf";
    _minDelay = 1.0f;
    _time = 0.0f;
 
    _audioProfile.name = "AudioProfileTest";
    _audioProfile.maxInstances = 3;
    _audioProfile.minDelay = 1.0;
    
    Vec2 pos(0.5f,0.7f);
    for(int index = 0; index < FILE_COUNT; ++index){
        sprintf(text,"play %s",_files[index].c_str());
        
        auto playItem = TextButton::create(text, [&](TextButton* button){
            int index = button->getTag();
            auto id = AudioEngine::play2d(_files[index], false, 1.0f, &_audioProfile);
            if(id != AudioEngine::INVALID_AUDIO_ID){
                _time = _minDelay;
                _audioCount += 1;
                char show[30];
                sprintf(show,"audio count:%d",_audioCount);
                _showLabel->setString(show);
                
                AudioEngine::setFinishCallback(id, [&](int id, const std::string& filePath){
                    _audioCount -= 1;
                    char show[30];
                    sprintf(show,"audio count:%d",_audioCount);
                    _showLabel->setString(show);
                });
            }
            
        });
        playItem->setTag(index);
        playItem->setPositionNormalized(pos);
        this->addChild(playItem);
        pos.y -= 0.15f;
        
    }
    
    Vec2 origin = Director::getInstance()->getVisibleOrigin();
    Size size = Director::getInstance()->getVisibleSize();
    
    auto profileInfoLabel = Label::createWithTTF("AudioProfile Info:\n    max instance:3  \n    minimum delay:1.0", fontFilePath, 12);
    profileInfoLabel->setAnchorPoint(Vec2::ANCHOR_MIDDLE_LEFT);
    profileInfoLabel->setPosition(Vec2(origin.x, origin.y + size.height * 0.65f));
    addChild(profileInfoLabel);
    
    _audioCount = 0;
    _showLabel = Label::createWithTTF("audio count:0", fontFilePath, 12);
    _showLabel->setAnchorPoint(Vec2::ANCHOR_MIDDLE_LEFT);
    _showLabel->setPosition(Vec2(origin.x, origin.y + size.height * 0.5f));
    addChild(_showLabel);
    
    auto timeSlider = SliderEx::create();
    timeSlider->setEnabled(false);
    timeSlider->setPositionNormalized(pos);
    addChild(timeSlider);
    _timeSlider = timeSlider;
    
    this->schedule(CC_CALLBACK_1(AudioProfileTest::update, this), 0.05f, "update_key");
    
    return ret;
}

引用了 _audioCount, _audioProfile, _files, _minDelay, _showLabel, _time, _timeSlider, FILE_COUNT , 以及 update().

函数调用图:

subtitle()

std::string AudioProfileTest::subtitle ( ) const

overridevirtual

重载 TestCase .

在文件 NewAudioEngineTest.cpp 第 592 行定义.

{
    return "See the console.";
}

title()

std::string AudioProfileTest::title ( ) const

overridevirtual

重载 AudioEngineTestDemo .

在文件 NewAudioEngineTest.cpp 第 587 行定义.

{
    return "AudioProfileTest";
}

update()

void AudioProfileTest::update ( float  dt )

overridevirtual

在文件 NewAudioEngineTest.cpp 第 574 行定义.

{
    if(_time > 0.0f)
    {
        _time -= dt;
        ((SliderEx*)_timeSlider)->setRatio(_time / _minDelay);
    }
}

引用了 _minDelay, _time , 以及 _timeSlider.

被这些函数引用 init().

这是这个函数的调用关系图:

类成员变量说明

_audioCount

int AudioProfileTest::_audioCount

private

在文件 NewAudioEngineTest.h 第 116 行定义.

被这些函数引用 init().

_audioProfile

cocos2d::AudioProfile AudioProfileTest::_audioProfile

private

在文件 NewAudioEngineTest.h 第 114 行定义.

被这些函数引用 init().

_files

std::string AudioProfileTest::_files[FILE_COUNT]

private

在文件 NewAudioEngineTest.h 第 113 行定义.

被这些函数引用 init().

_minDelay

float AudioProfileTest::_minDelay

private

在文件 NewAudioEngineTest.h 第 119 行定义.

被这些函数引用 init() , 以及 update().

_showLabel

cocos2d::Label* AudioProfileTest::_showLabel

private

在文件 NewAudioEngineTest.h 第 117 行定义.

被这些函数引用 init().

_time

float AudioProfileTest::_time

private

在文件 NewAudioEngineTest.h 第 118 行定义.

被这些函数引用 init() , 以及 update().

_timeSlider

void* AudioProfileTest::_timeSlider

private

在文件 NewAudioEngineTest.h 第 120 行定义.

被这些函数引用 init() , 以及 update().

FILE_COUNT

const int AudioProfileTest::FILE_COUNT = 2

staticprivate

在文件 NewAudioEngineTest.h 第 112 行定义.

被这些函数引用 init().

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该类的文档由以下文件生成:

• /Users/yujizhu/Documents/Git/cocos2d-x-4.0/tests/cpp-tests/Classes/NewAudioEngineTest/NewAudioEngineTest.h
• /Users/yujizhu/Documents/Git/cocos2d-x-4.0/tests/cpp-tests/Classes/NewAudioEngineTest/NewAudioEngineTest.cpp