VisibleRect.cpp

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/****************************************************************************
 Copyright (c) 2013-2016 Chukong Technologies Inc.
 Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
 
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#include "VisibleRect.h"
 
USING_NS_CC;
 
Rect VisibleRect::s_visibleRect;
 
void VisibleRect::lazyInit()
{
    // no lazy init
    // Useful if we change the resolution in runtime
    s_visibleRect = Director::getInstance()->getOpenGLView()->getVisibleRect();
}
 
Rect VisibleRect::getVisibleRect()
{
    lazyInit();
    return s_visibleRect;
}
 
Vec2 VisibleRect::left()
{
    lazyInit();
    return Vec2(s_visibleRect.origin.x, s_visibleRect.origin.y+s_visibleRect.size.height/2);
}
 
Vec2 VisibleRect::right()
{
    lazyInit();
    return Vec2(s_visibleRect.origin.x+s_visibleRect.size.width, s_visibleRect.origin.y+s_visibleRect.size.height/2);
}
 
Vec2 VisibleRect::top()
{
    lazyInit();
    return Vec2(s_visibleRect.origin.x+s_visibleRect.size.width/2, s_visibleRect.origin.y+s_visibleRect.size.height);
}
 
Vec2 VisibleRect::bottom()
{
    lazyInit();
    return Vec2(s_visibleRect.origin.x+s_visibleRect.size.width/2, s_visibleRect.origin.y);
}
 
Vec2 VisibleRect::center()
{
    lazyInit();
    return Vec2(s_visibleRect.origin.x+s_visibleRect.size.width/2, s_visibleRect.origin.y+s_visibleRect.size.height/2);
}
 
Vec2 VisibleRect::leftTop()
{
    lazyInit();
    return Vec2(s_visibleRect.origin.x, s_visibleRect.origin.y+s_visibleRect.size.height);
}
 
Vec2 VisibleRect::rightTop()
{
    lazyInit();
    return Vec2(s_visibleRect.origin.x+s_visibleRect.size.width, s_visibleRect.origin.y+s_visibleRect.size.height);
}
 
Vec2 VisibleRect::leftBottom()
{
    lazyInit();
    return s_visibleRect.origin;
}
 
Vec2 VisibleRect::rightBottom()
{
    lazyInit();
    return Vec2(s_visibleRect.origin.x+s_visibleRect.size.width, s_visibleRect.origin.y);
}