axmol/tests/cpp-tests/Classes/ClickAndMoveTest/ClickAndMoveTest.cpp

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#include "ClickAndMoveTest.h"
#include "../testResource.h"

USING_NS_CC;

enum
{
    kTagSprite = 1,
};

ClickAndMoveTest::ClickAndMoveTest()
{
    ADD_TEST_CASE(ClickAndMoveTestCase);
}

ClickAndMoveTestCase::ClickAndMoveTestCase()
{
    auto listener          = EventListenerTouchOneByOne::create();
    listener->onTouchBegan = CC_CALLBACK_2(ClickAndMoveTestCase::onTouchBegan, this);
    listener->onTouchEnded = CC_CALLBACK_2(ClickAndMoveTestCase::onTouchEnded, this);
    _eventDispatcher->addEventListenerWithSceneGraphPriority(listener, this);

    auto sprite = Sprite::create(s_pathGrossini);

    auto layer = LayerColor::create(Color4B(255, 255, 0, 255));
    addChild(layer, -1);

    addChild(sprite, 0, kTagSprite);
    sprite->setPosition(20, 150);

    sprite->runAction(JumpTo::create(4, Vec2(300, 48), 100, 4));

    layer->runAction(RepeatForever::create(Sequence::create(FadeIn::create(1), FadeOut::create(1), nullptr)));
}

bool ClickAndMoveTestCase::onTouchBegan(Touch* touch, Event* event)
{
    return true;
}

void ClickAndMoveTestCase::onTouchEnded(Touch* touch, Event* event)
{
    auto location = touch->getLocation();

    auto s = getChildByTag(kTagSprite);
    s->stopAllActions();
    s->runAction(MoveTo::create(1, Vec2(location.x, location.y)));
    float o  = location.x - s->getPosition().x;
    float a  = location.y - s->getPosition().y;
    float at = (float)CC_RADIANS_TO_DEGREES(atanf(o / a));

    if (a < 0)
    {
        if (o < 0)
            at = 180 + fabs(at);
        else
            at = 180 - fabs(at);
    }

    s->runAction(RotateTo::create(1, at));
}