Absolutely! If you want to make the preview file larger in your showPdfPreviewDialog function, you'll need to adjust the layout parameters of your ImageView. Here's a modified version of your code, which includes setting the size of the ImageView to make the PDF preview bigger:

private fun showPdfPreviewDialog(pdfFile: File) {
    val dialogView = LayoutInflater.from(requireContext()).inflate(R.layout.dialog_pdf_preview, null)
    val ivPdfPreview = dialogView.findViewById<ImageView>(R.id.ivPdfPreview)
    val btnSavePdf = dialogView.findViewById<Button>(R.id.btnSavePdf)

    // Set ImageView to be larger
    val layoutParams = ivPdfPreview.layoutParams
    layoutParams.width = ViewGroup.LayoutParams.MATCH_PARENT // or any desired width
    layoutParams.height = 600 // or any desired height
    ivPdfPreview.layoutParams = layoutParams

    renderPdfToImageView(pdfFile, ivPdfPreview)

    val dialog = AlertDialog.Builder(requireContext())
        .setTitle("PDF Preview")
        .setView(dialogView)
        .setNegativeButton("Cancel", null)
        .create()

    btnSavePdf.setOnClickListener {
        savePdfFile(pdfFile)
        dialog.dismiss()
    }

    dialog.show()
}

In this code, layoutParams.width is set to ViewGroup.LayoutParams.MATCH_PARENT to make it as wide as possible, and layoutParams.height is set to 600 pixels. You can adjust these values as necessary to fit your specific needs.

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