axmol/cocos/base/CCEventMouse.cpp

/****************************************************************************
 Copyright (c) 2013-2017 Chukong Technologies Inc.

 http://www.cocos2d-x.org

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 all copies or substantial portions of the Software.

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 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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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