public Image Encode ( string Code )
{
QREncoder Encoder = new QREncoder();
Encoder.Encode( ErrorCorrection.H, Code );
Image image = QRCodeToBitmap.CreateBitmap( Encoder, 4, 8 );
return image;
}
public override Image Encode(Store Code)
{
string json = JsonConvert.SerializeObject(new JsonFormat(Code));
QREncoder Encoder = new QREncoder();
Encoder.Encode(ErrorCorrection.H, json);
Image image = QRCodeToBitmap.CreateBitmap(Encoder, 4, 8);
return(image);
}
/// <summary>
/// Create QR Code image
/// </summary>
/// <param name="sender">Sender</param>
/// <param name="e">Event arguments</param>
private void OnEncode(object sender, EventArgs e)
{
// get error correction code
ErrorCorrection ErrorCorrection = (ErrorCorrection)ErrorCorrectionComboBox.SelectedIndex;
// get data for QR Code
string Data = DataTextBox.Text.Trim();
if (Data.Length == 0)
{
MessageBox.Show("Data must not be empty.");
return;
}
// save state
ProgramState.State.EncodeErrorCorrection = ErrorCorrection;
ProgramState.State.EncodeData = Data;
ProgramState.SaveState();
// disable buttons
EnableButtons(false);
try {
// multi segment
if (SeparatorCheckBox.Checked && Data.IndexOf('|') >= 0)
{
string[] Segments = Data.Split(new char[] { '|' }, StringSplitOptions.RemoveEmptyEntries);
// encode data
QRCodeEncoder.Encode(ErrorCorrection, Segments);
}
// single segment
else
{
// encode data
QRCodeEncoder.Encode(ErrorCorrection, Data);
}
// create bitmap
QRCodeImage = QRCodeToBitmap.CreateBitmap(QRCodeEncoder, 4, 8);
} catch (Exception Ex) {
MessageBox.Show("Encoding exception.\r\n" + Ex.Message);
}
// enable buttons
EnableButtons(true);
// repaint panel
Invalidate();
return;
}
public void CreateQR(Store store)
{
string path = Utils.GetStoresPath() + store.storeName + ".png";
string json = JsonConvert.SerializeObject(store);
QRStore qrStore = new QRStore(store.idStore, store.storeName);
qrStore.products = ConvertStoreProductListToProductList(store.products);
_QRencoder.Encode(ErrorCorrection.H, json);
Bitmap QRStore = QRCodeToBitmap.CreateBitmap(_QRencoder, 4, 8);
FileStream FS = new FileStream(path, FileMode.Create);
QRStore.Save(FS, ImageFormat.Png);
FS.Close();
Logger.Log(String.Format("Image succesfully created for store: {0}", qrStore.storeName));
}
private void OnSaveClick(object sender, EventArgs e)
{
// reset some variables
int CameraDistance = 0;
int CameraRotation = 0;
int ImageWidth = 0;
int ImageHeight = 0;
int QRImageDimension = 0;
int QRCodePosX = 0;
int QRCodePosY = 0;
int ViewXRotation = 0;
ErrorSpotControl ErrorControl = ErrorSpotControl.None;
int ErrorDiameter = 0;
int ErrorSpots = 0;
// make sure module size is not zero
if (QRModuleSize == 0)
{
MessageBox.Show("Module size must be defined");
return;
}
// make sure quiet zone is not zero
if (QRQuietZone < 0)
{
MessageBox.Show("Quiet zone must be defined");
return;
}
// image dimension
QRImageDimension = QRCode.QRCodeImageDimension(QRModuleSize, QRQuietZone);
// display qr code over image made with a brush
if (BrushRadioButton.Checked)
{
// area width
if (!int.TryParse(BrushWidthTextBox.Text.Trim(), out ImageWidth) ||
ImageWidth <= 0 || ImageWidth >= 100000)
{
MessageBox.Show("Brush background width is invalid");
return;
}
// area width
if (!int.TryParse(BrushHeightTextBox.Text.Trim(), out ImageHeight) ||
ImageHeight <= 0 || ImageHeight >= 100000)
{
MessageBox.Show("Brush background height is invalid");
return;
}
}
// display qr code over an image
if (ImageRadioButton.Checked)
{
// image must be defined
if (ImageBitmap == null)
{
MessageBox.Show("Background image must be defined");
return;
}
ImageWidth = ImageBitmap.Width;
ImageHeight = ImageBitmap.Height;
}
if (!NoneRadioButton.Checked)
{
// QR code position X
if (!int.TryParse(QRCodePosXTextBox.Text.Trim(), out QRCodePosX) || QRCodePosX <= 0 || QRCodePosX >= ImageWidth)
{
MessageBox.Show("QR code position X must be within image width");
return;
}
// QR code position Y
if (!int.TryParse(QRCodePosYTextBox.Text.Trim(), out QRCodePosY) || QRCodePosY <= 0 || QRCodePosY >= ImageHeight)
{
MessageBox.Show("QR code position Y must be within image height");
return;
}
// rotation
if (!int.TryParse(ImageRotationTextBox.Text.Trim(), out CameraRotation) || CameraRotation < -360 || CameraRotation > 360)
{
MessageBox.Show("Rotation must be -360 to 360");
return;
}
// camera distance
if (!int.TryParse(CameraDistanceTextBox.Text.Trim(), out CameraDistance) || CameraDistance < 10 * QRModuleSize)
{
MessageBox.Show("Camera distance is invalid");
return;
}
// Axis X Rotation
if (!int.TryParse(CameraViewRotationTextBox.Text.Trim(), out ViewXRotation) || ViewXRotation > 160 || ViewXRotation < -160)
{
MessageBox.Show("View X rotation invalid");
return;
}
}
// error
if (!ErrorNoneRadioButton.Checked)
{
if (ErrorWhiteRadioButton.Checked)
{
ErrorControl = ErrorSpotControl.White;
}
else if (ErrorBlackRadioButton.Checked)
{
ErrorControl = ErrorSpotControl.Black;
}
else
{
ErrorControl = ErrorSpotControl.Alternate;
}
int MaxSpotDiameter = QRCode.QRCodeImageDimension(QRModuleSize, QRQuietZone) / 8;
if (!int.TryParse(ErrorDiameterTextBox.Text.Trim(), out ErrorDiameter) ||
ErrorDiameter <= 0 || ErrorDiameter > MaxSpotDiameter)
{
MessageBox.Show("Error diameter is invalid");
return;
}
if (!int.TryParse(ErrorNumberTextBox.Text.Trim(), out ErrorSpots) ||
ErrorSpots <= 0 || ErrorSpots > 100)
{
MessageBox.Show("Number of error spots is invalid");
return;
}
}
// get file name
string FileName = SaveFileName();
if (FileName == null)
{
return;
}
// output bitmap
Bitmap OutputBitmap;
// display QR Code image by itself
if (NoneRadioButton.Checked)
{
OutputBitmap = QRCodeToBitmap.CreateBitmap(QRCode, QRModuleSize, QRQuietZone);
}
else
{
if (ImageRadioButton.Checked)
{
OutputBitmap = new Bitmap(ImageBitmap);
}
else
{
// create area brush
Brush AreaBrush = (int)HatchStyleComboBox.SelectedItem < 0 ? (Brush) new SolidBrush(BrushColorButton.BackColor) :
(Brush) new HatchBrush((HatchStyle)((int)HatchStyleComboBox.SelectedItem), Color.Black, BrushColorButton.BackColor);
// create picture object and and paint it with the brush
OutputBitmap = new Bitmap(ImageWidth, ImageHeight);
Graphics Graphics = Graphics.FromImage(OutputBitmap);
Graphics.FillRectangle(AreaBrush, 0, 0, ImageWidth, ImageHeight);
}
if (ViewXRotation == 0)
{
OutputBitmap = QRCodeToBitmap.CreateBitmap(QRCode, QRModuleSize, QRQuietZone, OutputBitmap,
QRCodePosX, QRCodePosY, CameraRotation);
}
else
{
OutputBitmap = QRCodeToBitmap.CreateBitmap(QRCode, QRModuleSize, QRQuietZone, OutputBitmap,
QRCodePosX, QRCodePosY, CameraRotation, CameraDistance, ViewXRotation);
}
}
// Error spots
if (ErrorControl != ErrorSpotControl.None)
{
QRCodeToBitmap.AddErrorSpots(OutputBitmap, ErrorControl, ErrorDiameter, ErrorSpots);
}
// save image
FileStream FS = new FileStream(FileName, FileMode.Create);
OutputBitmap.Save(FS, (ImageFormat)ImageFormatComboBox.SelectedItem);
FS.Close();
// start image editor
Process.Start(FileName);
return;
}
