YiScreen.h

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// © You i Labs Inc. 2000-2017. All rights reserved.
#ifndef _YI_SCREEN_H_
#define _YI_SCREEN_H_

#include "YiPredef.h"

class YI_SCREEN_INFO
{
public:
    YI_SCREEN_INFO() : nXDensity(160), nYDensity(160) // why?
    {}

    int32_t nWidth;
    int32_t nHeight;
    int32_t nXDensity;
    int32_t nYDensity;
};


class CYIScreen
{
public:
    CYIScreen(int32_t nScreenSizeX, int32_t nScreenSizeY, int32_t nScreenDensityX, int32_t nScreenDensityY);
    CYIScreen(const YI_SCREEN_INFO &rConfig);

    int32_t GetXDensity() const;

    int32_t GetYDensity() const;

    float GetWidthInches() const;

    float GetHeightInches() const;

    float GetDiagonalSizeInches() const;

    int32_t GetWidthPixels() const;

    int32_t GetHeightPixels() const;

private:

    CYIScreen();

    int32_t m_nDisplayModeOffset; // Precalculated offset values
    int32_t m_nDisplayModeXMVByte; // Reported TO the host system: Movement along X for the port display, including rotations
    int32_t m_nDisplayModeYMVByte; // Reported TO the host system: Movement along Y for the port display, including rotations
    int32_t m_nDisplayXDensity;
    int32_t m_nDisplayYDensity;
    int32_t m_nDisplayWidthPixels;
    int32_t m_nDisplayHeightPixels;
};

#endif // _YI_SCREEN_H_