IAPDemo/Libraries/redream/CCNode+REDRelativePositioning.cpp

#include "CCNode+REDRelativePositioning.h"
#include "REDReader.h"

using namespace cocos2d;

namespace redream {

CC_DLL Vec2 getAbsolutePosition(const Vec2 &pt, REDReader::PositionType type, const Size &containerSize, const std::string& /*propName*/)
{
    Vec2 absPt;
    if (type == REDReader::PositionType::RELATIVE_BOTTOM_LEFT)
    {
        absPt = pt;
    }
    else if (type == REDReader::PositionType::RELATIVE_TOP_LEFT)
    {
        absPt.x = pt.x;
        absPt.y = containerSize.height - pt.y;
    }
    else if (type == REDReader::PositionType::RELATIVE_TOP_RIGHT)
    {
        absPt.x = containerSize.width - pt.x;
        absPt.y = containerSize.height - pt.y;
    }
    else if (type == REDReader::PositionType::RELATIVE_BOTTOM_RIGHT)
    {
        absPt.x = containerSize.width - pt.x;
        absPt.y = pt.y;
    }
    else if (type == REDReader::PositionType::PERCENT)
    {
        absPt.x = (int)(containerSize.width * pt.x / 100.0f);
        absPt.y = (int)(containerSize.height * pt.y / 100.0f);
    }
    else if (type == REDReader::PositionType::MULTIPLY_RESOLUTION)
    {
        float resolutionScale = REDReader::getResolutionScale();
        
        absPt.x = pt.x * resolutionScale;
        absPt.y = pt.y * resolutionScale;
    }
    
    return absPt;
}

CC_DLL void setRelativeScale(Node *pNode, float scaleX, float scaleY, REDReader::ScaleType type, const std::string& /*propName*/)
{
    CCASSERT(pNode, "pNode should not be null");
    
//    if (type == REDReader::ScaleType::MULTIPLY_RESOLUTION)
//    {
//        float resolutionScale = REDReader::getResolutionScale();
//        
//        scaleX *= resolutionScale;
//        scaleY *= resolutionScale;
//    }
    
    pNode->setScaleX(scaleX);
    pNode->setScaleY(scaleY);
}

}