ActionCatmullRom类 参考

#include <ActionsTest.h>

类 ActionCatmullRom 继承关系图:

ActionCatmullRom 的协作图:

Public 成员函数
	CREATE_FUNC (ActionCatmullRom)
	~ActionCatmullRom ()
virtual void	onEnter () override
virtual std::string	subtitle () const override
virtual std::string	title () const override
Public 成员函数 继承自 ActionsDemo
virtual void	onExit () override
void	centerSprites (unsigned int numberOfSprites)
void	alignSpritesLeft (unsigned int numberOfSprites)
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)
virtual void	onBackCallback (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

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 ActionsDemo
cocos2d::Sprite *	_grossini
cocos2d::Sprite *	_tamara
cocos2d::Sprite *	_kathia
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 ActionsTest.h 第 544 行定义.

构造及析构函数说明

~ActionCatmullRom()

ActionCatmullRom::~ActionCatmullRom

(

)

在文件 ActionsTest.cpp 第 2078 行定义.

{
}

成员函数说明

CREATE_FUNC()

ActionCatmullRom::CREATE_FUNC

(

ActionCatmullRom

)

onEnter()

void ActionCatmullRom::onEnter ( )

overridevirtual

ActionCatmullRom

重载 ActionsDemo .

在文件 ActionsTest.cpp 第 2012 行定义.

{
    ActionsDemo::onEnter();
    
    this->centerSprites(2);
    
    auto s = Director::getInstance()->getWinSize();
    
    //
    // sprite 1 (By)
    //
    // startPosition can be any coordinate, but since the movement
    // is relative to the Catmull Rom curve, it is better to start with (0,0).
    //
    
    _tamara->setPosition(50, 50);
    
    auto array = PointArray::create(20);
    
    array->addControlPoint(Vec2(0.0f, 0.0f));
    array->addControlPoint(Vec2(80.0f, 80.0f));
    array->addControlPoint(Vec2(s.width - 80, 80.0f));
    array->addControlPoint(Vec2(s.width - 80, s.height - 80));
    array->addControlPoint(Vec2(80.0f, s.height - 80.0f));
    array->addControlPoint(Vec2(80.0f, 80.0f));
    array->addControlPoint(Vec2(s.width / 2, s.height / 2));
    
    auto action = CatmullRomBy::create(3, array);
    auto reverse = action->reverse();
    
    auto seq = Sequence::create(action, reverse, nullptr);
    
    _tamara->runAction(seq);
    
    auto drawNode1 = DrawNode::create();
    drawNode1->setPosition(Vec2(50.0f,50.0f));
    drawNode1->drawCatmullRom(array, 50, Color4F(1.0f, 0.0f, 1.0f, 1.0f));
    this->addChild(drawNode1);
    
    //
    // sprite 2 (To)
    //
    // The startPosition is not important here, because it uses a "To" action.
    // The initial position will be the 1st point of the Catmull Rom path
    //    
    
    auto array2 = PointArray::create(20);
    
    array2->addControlPoint(Vec2(s.width / 2, 30.0f));
    array2->addControlPoint(Vec2(s.width  -80, 30.0f));
    array2->addControlPoint(Vec2(s.width - 80, s.height - 80));
    array2->addControlPoint(Vec2(s.width / 2, s.height - 80));
    array2->addControlPoint(Vec2(s.width / 2, 30.0f));
    
    auto action2 = CatmullRomTo::create(3, array2);
    auto reverse2 = action2->reverse();
    
    auto seq2 = Sequence::create(action2, reverse2, nullptr);
    
    _kathia->runAction(seq2);
    
    auto drawNode2 = DrawNode::create();
    drawNode2->drawCatmullRom(array2, 50, Color4F(0.0f, 1.0f, 1.0f, 1.0f));
    this->addChild(drawNode2);
}

引用了 ActionsDemo::_kathia, ActionsDemo::_tamara, ActionsDemo::centerSprites() , 以及 ActionsDemo::onEnter().

函数调用图:

subtitle()

std::string ActionCatmullRom::subtitle ( ) const

overridevirtual

重载 TestCase .

在文件 ActionsTest.cpp 第 2087 行定义.

{
    return "Catmull Rom spline paths. Testing reverse too";
}

title()

std::string ActionCatmullRom::title ( ) const

overridevirtual

重载 ActionsDemo .

在文件 ActionsTest.cpp 第 2082 行定义.

{
    return "CatmullRomBy / CatmullRomTo";
}

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