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;
}
private void EncodeButton_Click(object sender, EventArgs e)
{
// get error correction code
ErrorCorrection ErrorCorrection = (ErrorCorrection)ErrorCorrectionComboBox.SelectedIndex;
// get data for QR Code
StringBuilder b = new StringBuilder();
if (lsvThietBi.SelectedIndices.Count > 0)
{
b.AppendLine(this.label1.Text + ":" + lsvThietBi.SelectedItems[0].SubItems[0].Text);
b.AppendLine(this.label2.Text + ":" + lsvThietBi.SelectedItems[0].SubItems[1].Text);
b.AppendLine(this.label3.Text + ":" + lsvThietBi.SelectedItems[0].SubItems[2].Text);
b.AppendLine(this.label4.Text + ":" + lsvThietBi.SelectedItems[0].SubItems[3].Text);
b.AppendLine(this.label5.Text + ":" + lsvThietBi.SelectedItems[0].SubItems[4].Text);
b.AppendLine(this.label6.Text + ":" + lsvThietBi.SelectedItems[0].SubItems[5].Text);
b.AppendLine(this.label7.Text + ":" + lsvThietBi.SelectedItems[0].SubItems[6].Text);
b.AppendLine(this.label8.Text + ":" + lsvThietBi.SelectedItems[0].SubItems[7].Text);
b.AppendLine(this.label9.Text + ":" + lsvThietBi.SelectedItems[0].SubItems[8].Text);
b.AppendLine(this.label10.Text + ":" + lsvThietBi.SelectedItems[0].SubItems[9].Text);
b.AppendLine(this.label12.Text + ":" + lsvThietBi.SelectedItems[0].SubItems[10].Text);
}
else
{
MessageBox.Show("You don't choose data!");
return;
}
string Data = b.ToString();
// 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;
}