/// <summary>
/// Add error spots for testing
/// </summary>
/// <param name="ImageBitmap">Image Bitmap</param>
/// <param name="ErrorControl">Error control enumeration</param>
/// <param name="ErrorDiameter">Error spot diameter</param>
/// <param name="ErrorSpotsCount">Error spots count</param>
public static void AddErrorSpots
(
Bitmap ImageBitmap,
ErrorSpotControl ErrorControl,
double ErrorDiameter,
double ErrorSpotsCount
)
{
// random number generator
Random RandNum = new Random();
// create graphics object
Graphics Graphics = Graphics.FromImage(ImageBitmap);
double XRange = ImageBitmap.Width - ErrorDiameter - 4;
double YRange = ImageBitmap.Height - ErrorDiameter - 4;
SolidBrush SpotBrush = ErrorControl == ErrorSpotControl.Black ? BrushBlack : BrushWhite;
for (int Index = 0; Index < ErrorSpotsCount; Index++)
{
double XPos = RandNum.NextDouble() * XRange;
double YPos = RandNum.NextDouble() * YRange;
if (ErrorControl == ErrorSpotControl.Alternate)
{
SpotBrush = (Index & 1) == 0 ? BrushWhite : BrushBlack;
}
Graphics.FillEllipse(SpotBrush, (float)XPos, (float)YPos, (float)ErrorDiameter, (float)ErrorDiameter);
}
return;
}
/// <summary>
/// Добавление областей ошибок для тестирования
/// </summary>
/// <param name="ImageBitmap">Растровое изображение</param>
/// <param name="ErrorControl">Перечисление контроля ошибок</param>
/// <param name="ErrorDiameter">Диаметр пятна ошибки</param>
/// <param name="ErrorSpotsCount">Количество пятен ошибок</param>
public static void AddErrorSpots(Bitmap ImageBitmap, ErrorSpotControl ErrorControl, Double ErrorDiameter, Double ErrorSpotsCount)
{
// Генератор случайных чисел
Random RandNum = new Random();
// Создание графического объекта
Graphics Graphics = Graphics.FromImage(ImageBitmap);
Double XRange = ImageBitmap.Width - ErrorDiameter - 4;
Double YRange = ImageBitmap.Height - ErrorDiameter - 4;
SolidBrush SpotBrush = ErrorControl == ErrorSpotControl.Black ? BrushBlack : BrushWhite;
for (int Index = 0; Index < ErrorSpotsCount; Index++)
{
Double XPos = RandNum.NextDouble() * XRange;
Double YPos = RandNum.NextDouble() * YRange;
if (ErrorControl == ErrorSpotControl.Alternate) SpotBrush = (Index & 1) == 0 ? BrushWhite : BrushBlack;
Graphics.FillEllipse(SpotBrush, (float) XPos, (float) YPos, (float) ErrorDiameter, (float) ErrorDiameter);
}
return;
}
private void OnSaveClick(object sender, EventArgs e)
{
// reset some variables
int CameraDistance = 0;
int CameraRotation = 0;
int OutputImageWidth = 0;
int OutputImageHeight = 0;
int QRCodePosX = 0;
int QRCodePosY = 0;
int ViewXRotation = 0;
ErrorSpotControl ErrorControl = ErrorSpotControl.None;
int ErrorDiameter = 0;
int ErrorSpots = 0;
// display qr code over image made with a brush
if (BrushRadioButton.Checked)
{
// area width
if (!int.TryParse(BrushWidthTextBox.Text.Trim(), out OutputImageWidth) ||
OutputImageWidth <= 0 || OutputImageWidth >= 100000)
{
MessageBox.Show("Brush background width is invalid");
return;
}
// area width
if (!int.TryParse(BrushHeightTextBox.Text.Trim(), out OutputImageHeight) ||
OutputImageHeight <= 0 || OutputImageHeight >= 100000)
{
MessageBox.Show("Brush background height is invalid");
return;
}
}
// display qr code over an image
if (ImageRadioButton.Checked)
{
// image must be defined
if (this.BGImageBitmap == null)
{
MessageBox.Show("Background image must be defined");
return;
}
OutputImageWidth = this.BGImageBitmap.Width;
OutputImageHeight = this.BGImageBitmap.Height;
}
if (!NoneRadioButton.Checked)
{
// QR code position X
if (!int.TryParse(QRCodePosXTextBox.Text.Trim(), out QRCodePosX) || QRCodePosX <= 0 || QRCodePosX >= OutputImageWidth)
{
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 >= OutputImageHeight)
{
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 * Encoder.ModuleSize)
{
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 = Encoder.QRCodeImageDimension / 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 = QRCodeBitmapImage; // QREncoder.CreateQRCodeBitmap();
}
else
{
if (ImageRadioButton.Checked)
{
OutputBitmap = new Bitmap(this.BGImageBitmap);
}
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(OutputImageWidth, OutputImageHeight);
Graphics Graphics = Graphics.FromImage(OutputBitmap);
Graphics.FillRectangle(AreaBrush, 0, 0, OutputImageWidth, OutputImageHeight);
}
if (ViewXRotation == 0)
{
OutputBitmap = CreateQRCodeImage(OutputBitmap, QRCodePosX, QRCodePosY, CameraRotation);
}
else
{
OutputBitmap = CreateQRCodeImage(OutputBitmap, QRCodePosX, QRCodePosY, CameraRotation, CameraDistance, ViewXRotation);
}
}
// Error spots
if (ErrorControl != ErrorSpotControl.None)
{
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;
}
