PsdImage.Rotate

public override void Rotate(float angle)

[C#]

string sourceFileName = "TheHat.psd";
var pngOptions = new PngOptions() { ColorType = PngColorType.TruecolorWithAlpha };

// الصورة الكاملة بالتناوب
using (PsdImage image = (PsdImage)Image.Load(sourceFileName))
{
    for (int i = 0; i < 4; i++)
    {
        int angle = i * 45;
        image.Rotate(angle);

        string outFileName = "TheHatRotated" + angle + ".png";

        image.Save(outFileName, pngOptions);
    }
}

// طبقة الدورية
using (PsdImage image = (PsdImage)Image.Load(sourceFileName))
{
    for (int i = 0; i < 4; i++)
    {
        int angle = i * 45;
        image.Layers[1].Rotate(angle);

        string outFileName = "TheHatLayerRotated" + angle + ".png";

        image.Save(outFileName, pngOptions);
    }
}

public override void Rotate(float angle, bool resizeProportionally, Color backgroundColor)