// How to update Text Layer in PSB File
	using (PsdImage psdImage = (PsdImage)Image.Load("layers.psb"))
  	{
		foreach (var layer in psdImage.Layers)
		{
			if (layer is TextLayer)
			{
				TextLayer textLayer = layer as TextLayer;
				textLayer.UpdateText("test update", new Point(0, 0), 15.0f, Color.Purple);
			}
		}

		psdImage.Save("UpdateTextLayerInPSDFile_out.psb");
	}
	
	// Update Layer in PSB with Graphics
	// Create an instance of Image
	using (Image image = new PsdImage(100, 100))
	{
		// Create and initialize an instance of Graphics class and clear Graphics surface
		Graphics graphic = new Graphics(image);
		graphic.Clear(Color.Yellow);

		// Draw an arc shape by specifying the Pen object having red black color and coordinates, height, width, start & end angles                 
		int width = 100;
		int height = 200;
		int startAngle = 45;
		int sweepAngle = 270;

		// Draw arc to screen and save all changes.
		graphic.DrawArc(new Pen(Color.Black), 0, 0, width, height, startAngle, sweepAngle);

		// export image to bmp file format.
		image.Save(outpath, saveOptions);
	}

 public static void updateTextLayer() {
        try (PsdImage psdImage = (PsdImage) Image.load("layers.psb")) {
            for (com.aspose.psd.Layers.ILayer layer : psdImage.getLayers()) {
                if (layer instanceof TextLayer) {
                    TextLayer textLayer = (TextLayer) layer;
                    textLayer.updateText("test update", new Point(0, 0), 15.0f, Color.getPurple());
                }
            }

            psdImage.save("UpdateTextLayerInPSDFile_out.psb");
        }
    }

    public static void updateLayerWithGraphics() {
        try (Image image = new PsdImage(100, 100)) {
            Graphics graphic = new Graphics(image);
            graphic.clear(Color.getYellow());

            int width = 100;
            int height = 200;
            int startAngle = 45;
            int sweepAngle = 270;

            graphic.drawArc(new Pen(Color.getBlack()), 0, 0, width, height, startAngle, sweepAngle);

            image.save(outpath, saveOptions);
        }
    }

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