DPM/QR-Rechnung/QRCoder-master/QRCoderDemo/Form1.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using QRCoder;
using System.Drawing.Imaging;
using System.IO;
using static QRCoder.PayloadGenerator;

namespace QRCoderDemo
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            comboBoxECC.SelectedIndex = 0; //Pre-select ECC level "L"
            RenderQrCode();
        }

        private void buttonGenerate_Click(object sender, EventArgs e)
        {
            RenderQrCode();
        }

        private void RenderQrCode()
        {
            string level = comboBoxECC.SelectedItem.ToString();
            QRCodeGenerator.ECCLevel eccLevel = (QRCodeGenerator.ECCLevel)(level == "L" ? 0 : level == "M" ? 1 : level == "Q" ? 2 : 3);
            using (QRCodeGenerator qrGenerator = new QRCodeGenerator())
            {
                using (QRCodeData qrCodeData = qrGenerator.CreateQrCode(textBoxQRCode.Text, eccLevel))
                {
                    using (QRCode qrCode = new QRCode(qrCodeData))
                    {

                        pictureBoxQRCode.BackgroundImage = qrCode.GetGraphic(20, Color.Black, Color.White,
                            GetIconBitmap(), (int) iconSize.Value);

                         this.pictureBoxQRCode.Size = new System.Drawing.Size(pictureBoxQRCode.Width, pictureBoxQRCode.Height);
                        //Set the SizeMode to center the image.
                        this.pictureBoxQRCode.SizeMode = PictureBoxSizeMode.CenterImage;

                        pictureBoxQRCode.SizeMode = PictureBoxSizeMode.StretchImage;
                    }
                }
            }
        }

        private Bitmap GetIconBitmap()
        {
            Bitmap img = null;
            if (iconPath.Text.Length > 0)
            {
                try
                {
                    img = new Bitmap(iconPath.Text);
                }
                catch (Exception)
                {
                }
            }
            return img;
        }

        private void selectIconBtn_Click(object sender, EventArgs e)
        {
            OpenFileDialog openFileDlg = new OpenFileDialog();
            openFileDlg.Title = "Select icon";
            openFileDlg.Multiselect = false;
            openFileDlg.CheckFileExists = true;
            if (openFileDlg.ShowDialog() == System.Windows.Forms.DialogResult.OK)
            {
                iconPath.Text = openFileDlg.FileName;
                if (iconSize.Value == 0)
                {
                    iconSize.Value = 15;
                }
            }
            else
            {
                iconPath.Text = "";
            }
        }


        private void btn_save_Click(object sender, EventArgs e)
        {

            // Displays a SaveFileDialog so the user can save the Image
            SaveFileDialog saveFileDialog1 = new SaveFileDialog();
            saveFileDialog1.Filter = "Bitmap Image|*.bmp|PNG Image|*.png|JPeg Image|*.jpg|Gif Image|*.gif";
            saveFileDialog1.Title = "Save an Image File";
            saveFileDialog1.ShowDialog();

            // If the file name is not an empty string open it for saving.
            if (saveFileDialog1.FileName != "")
            {
                // Saves the Image via a FileStream created by the OpenFile method.
                using (FileStream fs = (System.IO.FileStream) saveFileDialog1.OpenFile())
                {
                    // Saves the Image in the appropriate ImageFormat based upon the
                    // File type selected in the dialog box.
                    // NOTE that the FilterIndex property is one-based.

                    ImageFormat imageFormat = null;
                    switch (saveFileDialog1.FilterIndex)
                    {
                        case 1:
                            imageFormat = ImageFormat.Bmp;
                            break;
                        case 2:
                            imageFormat = ImageFormat.Png;
                            break;
                        case 3:
                            imageFormat = ImageFormat.Jpeg;
                            break;
                        case 4:
                            imageFormat = ImageFormat.Gif;
                            break;
                        default:
                            throw new NotSupportedException("File extension is not supported");
                    }

                    pictureBoxQRCode.BackgroundImage.Save(fs, imageFormat);
                    fs.Close();
                }
            }





        }

        public void ExportToBmp(string path)
        {

        }

        private void textBoxQRCode_TextChanged(object sender, EventArgs e)
        {
            RenderQrCode();
        }

        private void comboBoxECC_SelectedIndexChanged(object sender, EventArgs e)
        {
            RenderQrCode();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            SwissQrCode.Contact contactGeneral = new SwissQrCode.Contact("John Doe", "3003", "Bern", "CH", "Parlamentsgeb<65>ude", "1");
            SwissQrCode.Iban iban = new SwissQrCode.Iban("CH2609000000857666015", PayloadGenerator.SwissQrCode.Iban.IbanType.QrIban);
            SwissQrCode.Reference reference = new SwissQrCode.Reference(SwissQrCode.Reference.ReferenceType.QRR, "990005000000000320071012303", SwissQrCode.Reference.ReferenceTextType.QrReference);
            SwissQrCode.AdditionalInformation additionalInformation = new SwissQrCode.AdditionalInformation("This is my unstructured message.", "Some bill information here...");
            SwissQrCode.Currency currency = SwissQrCode.Currency.CHF;
            decimal amount = 100.25m;

            SwissQrCode generator = new SwissQrCode(iban, currency, contactGeneral, reference,null, null, amount, null, null);
            string payload = generator.ToString();

            QRCodeGenerator qrGenerator = new QRCodeGenerator();
            QRCodeData qrCodeData = qrGenerator.CreateQrCode(payload, QRCodeGenerator.ECCLevel.M);
            QRCode qrCode = new QRCode(qrCodeData);
            var qrCodeAsBitmap = qrCode.GetGraphic(20, Color.Black, Color.White, (Bitmap)Bitmap.FromFile(Application.StartupPath + "\\CH-Kreuz_7mm.png"), 14, 1);
            qrCodeAsBitmap.Save(Application.StartupPath + "\\testqr.png");
        }
    }
}