private void UpdateQRCodePanel(object sender, EventArgs e)
{
btnSave.Enabled = false;
qrcodePanel.Controls.Clear();
if (string.IsNullOrEmpty(txtData.Text))
{
return;
}
ErrorCorrectionLevel ecLevel = (ErrorCorrectionLevel)cmbErrorCorrectionLevel.SelectedItem;
int version = (int)cmbMaxVersion.SelectedItem;
bool allowStructuredAppend = chkStructuredAppend.Checked;
string charsetName = (string)cmbCharset.SelectedItem;
int moduleSize = (int)nudModuleSize.Value;
Symbols symbols = new Symbols(ecLevel, version, allowStructuredAppend, charsetName);
try
{
symbols.AppendText(txtData.Text);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
return;
}
foreach (Symbol symbol in symbols)
{
Image image = symbol.GetImage(moduleSize);
PictureBox pictureBox = new PictureBox()
{
Size = image.Size,
Image = image
};
qrcodePanel.Controls.Add(pictureBox);
}
btnSave.Enabled = txtData.TextLength > 0;
}
private void btnSave_Click(object sender, EventArgs e)
{
string baseName;
bool isMonochrome;
string ext;
string[] filters =
{
"Monochrome Bitmap(*.bmp)|*.bmp",
"24-bit Bitmap(*.bmp)|*.bmp",
"SVG(*.svg)|*.svg"
};
using (var fd = new SaveFileDialog())
{
fd.Filter = String.Join("|", filters);
if (fd.ShowDialog() != DialogResult.OK)
{
return;
}
isMonochrome = fd.FilterIndex == 1;
baseName = Path.Combine(
Path.GetDirectoryName(fd.FileName),
Path.GetFileNameWithoutExtension(fd.FileName));
switch (fd.FilterIndex)
{
case 1:
case 2:
ext = FileExtension.BITMAP;
break;
case 3:
ext = FileExtension.SVG;
break;
default:
throw new InvalidOperationException();
}
}
ErrorCorrectionLevel ecLevel = (ErrorCorrectionLevel)cmbErrorCorrectionLevel.SelectedItem;
int version = (int)cmbMaxVersion.SelectedItem;
bool allowStructuredAppend = chkStructuredAppend.Checked;
string charsetName = (string)cmbCharset.SelectedItem;
int moduleSize = (int)nudModuleSize.Value;
Symbols symbols = new Symbols(ecLevel, version, allowStructuredAppend, charsetName);
try
{
symbols.AppendText(txtData.Text);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
return;
}
for (int i = 0; i < symbols.Count; ++i)
{
string filename;
if (symbols.Count == 1)
{
filename = baseName + ext;
}
else
{
filename = baseName + "_" + (i + 1).ToString() + ext;
}
switch (ext)
{
case FileExtension.BITMAP:
symbols[i].SaveBitmap(filename, moduleSize, isMonochrome);
break;
case FileExtension.SVG:
symbols[i].SaveSvg(filename, moduleSize);
break;
default:
throw new InvalidOperationException();
}
}
}