MaxstUtil.cs

using UnityEngine;
using System.IO;
using System.Collections;
using System.Security.Cryptography.X509Certificates;

public class MaxstUtil : MonoBehaviour
{
    public static IEnumerator loadImageFromFileWithSizeAndTexture(string path, System.Action<int, int, Texture2D> complete)
    {
        WWW img_load = new WWW("file://" + path);

        yield return img_load;

        Texture2D texture = (Texture2D)img_load.texture;
        //Image img = imageObject.GetComponentInChildren<Image>();
        //img.sprite = Sprite.Create(texture, new Rect(0, 0, texture.width, texture.height), img.GetComponent<RectTransform>().pivot);

        if (complete != null)
        {
            complete(texture.width, texture.height, texture);
        }
    }

    public static string changeNewLine(string originalText)
    {
        return originalText.Replace("\\n", "\n");
    }

    public static string deleteNewLine(string originalText)
    {
        return originalText.Replace("\\n", "");
    }

    public const int TYPE_WIDTH = 0;
    public const int TYPE_HEIGHT = 1;

    public static float GetPixelFromInch(int type, float inch)
    {
        switch (type)
        {
            case TYPE_WIDTH:
                float wScale = (float)Screen.width / (float)Screen.currentResolution.width;
                return inch * Screen.dpi / (wScale) * (1920f / Screen.currentResolution.width);
            case TYPE_HEIGHT:
                float hScale = (float)Screen.height / (float)Screen.currentResolution.height;
                return inch * Screen.dpi / (hScale) * (1920f / Screen.currentResolution.width);
            default:
                return inch;
        }
    }

    public static float DeviceDiagonalSizeInInches()
    {
        float screenWidth = Screen.width / Screen.dpi;
        float screenHeight = Screen.height / Screen.dpi;
        float diagonalInches = Mathf.Sqrt(Mathf.Pow(screenWidth, 2) + Mathf.Pow(screenHeight, 2));
        return diagonalInches;
    }
}