axmol/cocos/base/CCEventMouse.cpp

/****************************************************************************
 Copyright (c) 2013-2016 Chukong Technologies Inc.
 Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.

 http://www.cocos2d-x.org

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#include "base/CCEventMouse.h"
#include "base/CCDirector.h"

NS_CC_BEGIN

EventMouse::EventMouse(MouseEventType mouseEventCode)
    : Event(Type::MOUSE)
    , _mouseEventType(mouseEventCode)
    , _mouseButton(MouseButton::BUTTON_UNSET)
    , _x(0.0f)
    , _y(0.0f)
    , _scrollX(0.0f)
    , _scrollY(0.0f)
    , _startPointCaptured(false){};

// returns the current touch location in screen coordinates
Vec2 EventMouse::getLocationInView() const
{
    return _point;
}

// returns the previous touch location in screen coordinates
Vec2 EventMouse::getPreviousLocationInView() const
{
    return _prevPoint;
}

// returns the start touch location in screen coordinates
Vec2 EventMouse::getStartLocationInView() const
{
    return _startPoint;
}

// returns the current touch location in OpenGL coordinates
Vec2 EventMouse::getLocation() const
{
    return Director::getInstance()->convertToGL(_point);
}

// returns the previous touch location in OpenGL coordinates
Vec2 EventMouse::getPreviousLocation() const
{
    return Director::getInstance()->convertToGL(_prevPoint);
}

// returns the start touch location in OpenGL coordinates
Vec2 EventMouse::getStartLocation() const
{
    return Director::getInstance()->convertToGL(_startPoint);
}

// returns the delta position between the current location and the previous location in OpenGL coordinates
Vec2 EventMouse::getDelta() const
{
    return getLocation() - getPreviousLocation();
}
NS_CC_END