#include <UIScrollViewTest.h>

类 UIScrollViewStopScrollingTest 继承关系图:

UIScrollViewStopScrollingTest 的协作图:

Public 成员函数
	CREATE_FUNC (UIScrollViewStopScrollingTest)

	UIScrollViewStopScrollingTest ()

virtual bool	init () override

virtual void	update (float dt) override

Public 成员函数继承自 UIScene
	UIScene ()

	~UIScene ()

virtual void	onEnter () override

Public 成员函数继承自 TestCase
	TestCase ()

	~TestCase ()

virtual std::string	title () const

virtual std::string	subtitle () const

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

Protected 属性
cocos2d::ui::Text *	_displayValueLabel

cocos2d::ui::ScrollView *	_scrollView

float	_remainingTime

Protected 属性继承自 UIScene
cocos2d::Layer *	_uiLayer

cocos2d::ui::Layout *	_widget

cocos2d::ui::Text *	_sceneTitle

Protected 属性继承自 TestCase
cocos2d::MenuItemImage *	_priorTestItem

cocos2d::MenuItemImage *	_restartTestItem

cocos2d::MenuItemImage *	_nextTestItem

cocos2d::Label *	_titleLabel

cocos2d::Label *	_subtitleLabel

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

详细描述

在文件 UIScrollViewTest.h 第 172 行定义.

构造及析构函数说明

◆ UIScrollViewStopScrollingTest()

UIScrollViewStopScrollingTest::UIScrollViewStopScrollingTest ( )

在文件 UIScrollViewTest.cpp 第 794 行定义.

    : _displayValueLabel(nullptr)
    , _scrollView(nullptr)
    , _remainingTime(0.0f)
{
 
}

成员函数说明

◆ CREATE_FUNC()

UIScrollViewStopScrollingTest::CREATE_FUNC ( UIScrollViewStopScrollingTest )

◆ init()

bool UIScrollViewStopScrollingTest::init ( )

overridevirtual

重载 UIScene .

在文件 UIScrollViewTest.cpp 第 802 行定义.

{
    if (UIScene::init())
    {
        Size widgetSize = _widget->getContentSize();
 
        // Add a label in which the time remaining till scrolling stop will be displayed.
        _displayValueLabel = Text::create("Scrolling stop isn't scheduled", "fonts/Marker Felt.ttf", 32);
        _displayValueLabel->setAnchorPoint(Vec2(0.5f, -1.0f));
        _displayValueLabel->setPosition(Vec2(widgetSize.width / 2.0f, widgetSize.height / 2.0f + _displayValueLabel->getContentSize().height * 1.5f));
        _uiLayer->addChild(_displayValueLabel);
 
        // Add the alert
        Text* alert = Text::create("Click the button and start to scroll", "fonts/Marker Felt.ttf", 30);
        alert->setColor(Color3B(159, 168, 176));
        alert->setPosition(Vec2(widgetSize.width / 2.0f, widgetSize.height / 2.0f - alert->getContentSize().height * 3.075f));
        _uiLayer->addChild(alert);
 
        Layout* root = static_cast<Layout*>(_uiLayer->getChildByTag(81));
 
        Layout* background = static_cast<Layout*>(root->getChildByName("background_Panel"));
 
        // Create the dragpanel
        _scrollView = ui::ScrollView::create();
        _scrollView->setDirection(ui::ScrollView::Direction::BOTH);
        _scrollView->setTouchEnabled(true);
        _scrollView->setBounceEnabled(true);
        _scrollView->setBackGroundImageScale9Enabled(true);
        _scrollView->setBackGroundImage("cocosui/green_edit.png");
        _scrollView->setContentSize(Size(210, 122.5));
        _scrollView->setScrollBarWidth(4);
        _scrollView->setScrollBarPositionFromCorner(Vec2(6, 6));
        Size backgroundSize = background->getContentSize();
        _scrollView->setPosition(Vec2((widgetSize.width - backgroundSize.width) / 2.0f +
            (backgroundSize.width - _scrollView->getContentSize().width) / 2.0f,
            (widgetSize.height - backgroundSize.height) / 2.0f +
            (backgroundSize.height - _scrollView->getContentSize().height) / 2.0f));
        ImageView* imageView = ImageView::create("Hello.png");
        _scrollView->addChild(imageView);
        _scrollView->setInnerContainerSize(imageView->getContentSize());
        Size innerSize = _scrollView->getInnerContainerSize();
        imageView->setPosition(Vec2(innerSize.width / 2.0f, innerSize.height / 2.0f));
        _uiLayer->addChild(_scrollView);
 
        // Log some ScrollView events.
        _scrollView->addEventListener([&] (Ref*, ui::ScrollView::EventType e)
        {
            switch (e)
            {
            case ui::ScrollView::EventType::SCROLLING_BEGAN:
                CCLOG("scrolling began!");
                break;
            case ui::ScrollView::EventType::SCROLLING_ENDED:
                CCLOG("scrolling ended!");
                break;
            case ui::ScrollView::EventType::AUTOSCROLL_ENDED:
                CCLOG("auto-scrolling ended!");
                break;
            default: break;
            }
        });
 
        // Jump to right bottom
        _scrollView->jumpToBottomRight();
 
        // Add button that will schedule scrolling stop when it is clicked.
        Button* button_scale9 = Button::create("cocosui/button.png", "cocosui/buttonHighlighted.png");
        button_scale9->setTitleText("Stop scrolling in 3 sec.");
        button_scale9->setScale9Enabled(true);
        button_scale9->setContentSize(Size(120.0f, button_scale9->getVirtualRendererSize().height));
        button_scale9->setPosition(Vec2(innerSize.width / 2.0f, innerSize.height / 2.0f));
        button_scale9->addClickEventListener([this] (Ref*) { this->_remainingTime = 3.0f; });
        _scrollView->addChild(button_scale9);
 
        // Schedule update for this scene.
        Director::getInstance()->getScheduler()->scheduleUpdate(this, 0, false);
 
        return true;
    }
 
    return false;
}

引用了 _displayValueLabel, _remainingTime, _scrollView, UIScene::_uiLayer, UIScene::_widget , 以及 UIScene::init().

函数调用图:

◆ update()

void UIScrollViewStopScrollingTest::update ( float dt )

overridevirtual

在文件 UIScrollViewTest.cpp 第 885 行定义.

{
    UIScene::update(dt);
 
    if (_remainingTime > 0.0f)
    {
        _remainingTime -= dt;
        
        if (_remainingTime > 0.0f)
        {
            // Update timer caption.
            char strRemainingTime[100];
            sprintf(strRemainingTime, "Stop scrolling in %.1f sec.", _remainingTime);
            _displayValueLabel->setString(std::string(strRemainingTime));
        }
        else
        {
            _scrollView->stopOverallScroll();
 
            // Update timer caption.
            std::string strRemainingTime = "Scrolling stop isn't scheduled";
            _displayValueLabel->setString(strRemainingTime);
 
            // Show hint label.
            auto hintLabel = Label::createWithTTF("Stopped!", "fonts/Marker Felt.ttf", 32.0f);
            Size contentSize = _uiLayer->getContentSize();
            hintLabel->setPosition(Vec2(contentSize.width / 2.0f, contentSize.height / 2.0f));
            hintLabel->runAction(Spawn::createWithTwoActions(
                FadeOut::create(0.3f),
                ScaleTo::create(0.3f, 2.0f)
                ));
            _uiLayer->addChild(hintLabel);
        }
    }
}

引用了 _displayValueLabel, _remainingTime, _scrollView , 以及 UIScene::_uiLayer.

类成员变量说明

◆ _displayValueLabel

cocos2d::ui::Text* UIScrollViewStopScrollingTest::_displayValueLabel

protected

在文件 UIScrollViewTest.h 第 184 行定义.

被这些函数引用 init() , 以及 update().

◆ _remainingTime

float UIScrollViewStopScrollingTest::_remainingTime

protected

在文件 UIScrollViewTest.h 第 186 行定义.

被这些函数引用 init() , 以及 update().

◆ _scrollView

cocos2d::ui::ScrollView* UIScrollViewStopScrollingTest::_scrollView

protected

在文件 UIScrollViewTest.h 第 185 行定义.

被这些函数引用 init() , 以及 update().

该类的文档由以下文件生成:

/Users/yujizhu/Documents/Git/cocos2d-x-4.0/tests/cpp-tests/Classes/UITest/CocoStudioGUITest/UIScrollViewTest/UIScrollViewTest.h
/Users/yujizhu/Documents/Git/cocos2d-x-4.0/tests/cpp-tests/Classes/UITest/CocoStudioGUITest/UIScrollViewTest/UIScrollViewTest.cpp

Public 成员函数

Protected 属性

额外继承的成员函数

详细描述

构造及析构函数说明

◆ UIScrollViewStopScrollingTest()

成员函数说明

◆ CREATE_FUNC()

◆ init()

◆ update()

类成员变量说明

◆ _displayValueLabel

◆ _remainingTime

◆ _scrollView