public static Classes.Element calcAtributesOfElement(Skeleton sk, int cell_index)
{
Bitmap bm = new Bitmap(sk.Size.X, sk.Size.Y);
int all_length = 0;
foreach (Skeleton.cell sc in sk.list_of_cell)
all_length += sc.list_of_node.Count;
Skeleton.cell selected_cell = null;
try
{
selected_cell = sk.list_of_cell[cell_index];
}
catch (Exception e) { }
int e_type = 0;
Point Pb, Pe;
double length = 0;
int curvature = 0;
double max_curvature = 0;
// конечная и начальная точки элемента
Pb = new Point(selected_cell.list_of_node[0].x, selected_cell.list_of_node[0].y);
Pe = new Point(selected_cell.list_of_node[selected_cell.list_of_node.Count - 1].x,
selected_cell.list_of_node[selected_cell.list_of_node.Count - 1].y);
double current_curvature = 0;
foreach (Skeleton.node sn in selected_cell.list_of_node)
{
bm.SetPixel(sn.x, sn.y, Color.White);
length += 1;
current_curvature = Classes.OCR_System.calcCurvature(Pe.Y - Pb.Y, -(Pe.X - Pb.X),
(Pe.X - Pb.X) * Pb.Y + (Pe.Y - Pb.Y) * Pb.X,
sn.x, sn.y
);
if (max_curvature < current_curvature)
{
max_curvature = current_curvature;
}
}
// e_type = выход 1 слоя при входном изображении bm
int[] fl_out = Classes.OCR_System.FirstLayer.Raspozn(Classes.OCR_System.convertToTXT(
Vectorizer_Form.CopyBitmap(bm, new Rectangle(0, 0, bm.Width, bm.Height), 64)
));
for (int k = 0; k < fl_out.Length; k++)
{
if (fl_out[k] == 1)
{
e_type = k;
break;
}
}
// длина элемента относительно общей длины скелета
length /= all_length;
// кривизна элемента
curvature = (int)max_curvature;
return new Classes.Element(e_type, Pb, Pe, length, curvature);
}
public string ReadXml_from_DataBase(string Classifier,string description)
{
Skeleton sk = new Skeleton();
string connectionString = @"Data Source=(LocalDB)\v11.0;AttachDbFilename=|DataDirectory|\Database.mdf;Integrated Security=True";
string queryString = "SELECT Description, Data FROM [Table_Data] where classifier=N'" + Classifier + "' and Description=N'"+description+"'";
using (SqlConnection connection = new SqlConnection(connectionString))
{
SqlCommand command =
new SqlCommand(queryString, connection);
connection.Open();
SqlDataReader reader = command.ExecuteReader();
while (reader.Read())
{
return reader[1].ToString();
}
reader.Close();
connection.Close();
}
return "000";
}
private void Paint_element(Skeleton.cell sc, int width, int height)
{
Bitmap bm = new Bitmap(width, height);
foreach (Skeleton.node sn in sc.list_of_node)
{
bm.SetPixel(sn.x, sn.y, Color.White);
}
ibReader.Image = new Image<Gray, byte>(bm);
}
private Skeleton Read_path()
{
OpenFileDialog openFileDialog1 = new OpenFileDialog();
openFileDialog1.Filter = "XML files (*.xml)|*.xml";
openFileDialog1.FilterIndex = 1;
openFileDialog1.RestoreDirectory = true;
Skeleton sk = new Skeleton();
if (openFileDialog1.ShowDialog() == DialogResult.OK)
{
try
{
sk = Read_from_xml(openFileDialog1.FileName);
Bitmap bm = new Bitmap(sk.Size.X, sk.Size.Y);
foreach (Skeleton.cell sc in sk.list_of_cell)
{
foreach (Skeleton.node sn in sc.list_of_node)
{
bm.SetPixel(sn.x, sn.y, Color.White);
}
}
ibReader.Image = new Image<Gray, byte>(bm);
}
catch (Exception ex)
{
MessageBox.Show("Error: Could not read file from disk. Original error: " + ex.Message);
}
}
else
{
ibReader.Visible = false;
listBox1.Visible = false;
button3.Visible = false;
}
return sk;
}
private void button4_Click(object sender, EventArgs e)
{
ibReader.Visible = true;
listBox1.Visible = true;
button3.Visible = true;
Skeleton sk = new Skeleton();
listBox1.Items.Clear();
Data_Form df = new Data_Form();
df.ShowDialog();
if (df.DialogResult == DialogResult.OK)
{
sk = (Skeleton)XML_Worker.Read_from_string(typeof(Skeleton), df.readed_xml);
Bitmap bm = new Bitmap(sk.Size.X, sk.Size.Y);
foreach (Skeleton.cell sc in sk.list_of_cell)
{
foreach (Skeleton.node sn in sc.list_of_node)
{
bm.SetPixel(sn.x, sn.y, Color.White);
}
}
ibReader.Image = new Image<Gray, byte>(bm);
int i = 0;
current_skelet_loaded = sk;
foreach (Skeleton.cell c in current_skelet_loaded.list_of_cell)
{
i++;
listBox1.Items.Add(i);
}
}
}
private void button2_Click(object sender, EventArgs e)
{
ibReader.Visible = true;
listBox1.Visible = true;
button3.Visible = true;
listBox1.Items.Clear();
current_skelet_loaded = Read_path();
int i = 0;
foreach (Skeleton.cell c in current_skelet_loaded.list_of_cell)
{
i++;
listBox1.Items.Add(i);
}
}
public static Skeleton Read_from_xml(string filename)
{
Skeleton sk = new Skeleton();
var path = filename;
XmlTextReader xr = new XmlTextReader(path);
XmlDictionaryReader reader = XmlDictionaryReader.CreateDictionaryReader(xr);
DataContractSerializer ser = new DataContractSerializer(typeof(Skeleton));
sk = (Skeleton)ser.ReadObject(reader);
reader.Close();
xr.Close();
return sk;
}
//xml функции
//private void Save_to_xml_file(Skeleton sk,string filename)
//{
// XmlTextWriter xw = new XmlTextWriter(filename, Encoding.UTF8);
// xw.Formatting = Formatting.Indented;
// XmlDictionaryWriter writer = XmlDictionaryWriter.CreateDictionaryWriter(xw);
// DataContractSerializer ser = new DataContractSerializer(typeof(Skeleton));
// ser.WriteObject(writer, sk);
// writer.Close();
// xw.Close();
//}
//private string Save_to_xml_string(Skeleton sk)
//{
// DataContractSerializer ser = new DataContractSerializer(typeof(Skeleton));
// StringWriter output = new StringWriter();
// XmlTextWriter writer = new XmlTextWriter(output);
// ser.WriteObject(writer,sk);
// return output.GetStringBuilder().ToString();
//}
//public static Skeleton Read_from_xml(string filename)
//{
// Skeleton sk = new Skeleton();
// var path = filename;
// XmlTextReader xr = new XmlTextReader(path);
// XmlDictionaryReader reader = XmlDictionaryReader.CreateDictionaryReader(xr);
// DataContractSerializer ser = new DataContractSerializer(typeof(Skeleton));
// sk = (Skeleton)ser.ReadObject(reader);
// reader.Close();
// xr.Close();
// return sk;
//}
//public Skeleton Read_from_string(string str)
//{
// Skeleton sk = new Skeleton();
// DataContractSerializer ser = new DataContractSerializer(typeof(Skeleton));
// StringReader input = new StringReader(str);
// XmlTextReader reader = new XmlTextReader(input);
// sk = (Skeleton)ser.ReadObject(reader);
// reader.Close();
// input.Close();
// return sk;
//}
//векторизация
private void Set_path()
{
Image<Gray, Byte> imgProcessed = new Image<Gray, byte>(ibProcessed.Image.Bitmap);
int max_var_path = 100;
int x = 0, y = 0;
for (int i = 0; i < imgProcessed.Bitmap.Height; i++)
for (int j = 0; j < imgProcessed.Bitmap.Width; j++)
{
int c = imgProcessed.Bitmap.GetPixel(j, i).ToArgb();
if (c == -11776948)
{
int current_variable_path = 0;
current_variable_path = Look_around(imgProcessed.Bitmap, j, i, -11776948).Count;
if (current_variable_path < max_var_path)
{
max_var_path = current_variable_path;
x = j; y = i;
}
}
}
Skeleton sk = new Skeleton();
sk.Size = new Point(imgProcessed.Bitmap.Width, imgProcessed.Bitmap.Height);
sk.list_of_cell = new List<Skeleton.cell>();
sk.list_of_cell.Add(new Skeleton.cell());
List<Point> list_of_intersection = new List<Point>();
list_of_intersection.Add(new Point(x, y));
Bitmap bitmap = new Bitmap(imgProcessed.Bitmap);
while (list_of_intersection.Count != 0)
{
sk.list_of_cell[sk.list_of_cell.Count - 1].add_node(x, y);
sk.length++; // добавлено для вычисления общей длины скелета
bitmap.SetPixel(x, y, Color.Blue);
List<Point> lp = Look_around(bitmap, x, y,-11776948);
if (lp.Count>1)
{
foreach (Point p in lp)
{
bitmap.SetPixel(p.X, p.Y, Color.Blue);
int k = bitmap.GetPixel(p.X, p.Y).ToArgb();
}
list_of_intersection.RemoveAt(0);
List<Point> buff_list = new List<Point>();
buff_list.AddRange(lp);
buff_list.AddRange(list_of_intersection);
list_of_intersection = buff_list;
sk.list_of_cell.Add(new Skeleton.cell());
x = list_of_intersection[0].X;
y = list_of_intersection[0].Y;
}
else
if (lp.Count==1)
{
x = lp[0].X;
y = lp[0].Y;
}
else
{
// последний элемент в замкнутых цепочках
if (Look_around(bitmap, x, y, -16776961).Count > 1)
{
List<Point> pe = new List<Point>();
pe = Look_around(bitmap, x, y, -16776961);
if (Look_around(bitmap, pe[0].X, pe[0].Y,-11776948).Count==0)
{
list_of_intersection.Remove(new Point(pe[0].X, pe[0].Y));
x = pe[0].X;
y = pe[0].Y;
sk.list_of_cell[sk.list_of_cell.Count - 1].add_node(x, y);
bitmap.SetPixel(x, y, Color.Green);
}
}
//
list_of_intersection.RemoveAt(0);
if (list_of_intersection.Count>0)
{
sk.list_of_cell.Add(new Skeleton.cell());
x = list_of_intersection[0].X;
y = list_of_intersection[0].Y;
}
}
}
ibProcessed.Image = new Image<Gray, byte>(bitmap);
current_skelet_loaded = sk;
sk.sort();
sk.checkSmallChains();
toolStripStatusLabel1.Text = "Найдено " + sk.list_of_cell.Count + " цепочек.";
}
private Skeleton Read_path()
{
OpenFileDialog openFileDialog1 = new OpenFileDialog();
openFileDialog1.Filter = "XML files (*.xml)|*.xml";
openFileDialog1.FilterIndex = 1;
openFileDialog1.RestoreDirectory = true;
Skeleton sk = new Skeleton();
if (openFileDialog1.ShowDialog() == DialogResult.OK)
{
try
{
sk = (Skeleton)XML_Worker.Read_from_xml(typeof(Skeleton),openFileDialog1.FileName);
Bitmap bm = new Bitmap(sk.Size.X,sk.Size.Y);
foreach (Skeleton.cell sc in sk.list_of_cell)
{
foreach (Skeleton.node sn in sc.list_of_node)
{
bm.SetPixel(sn.x, sn.y, Color.White);
}
}
ibReader.Image = new Image<Gray, byte>(bm);
toolStripStatusLabel1.Text = "Прочитан XML файл: " + openFileDialog1.FileName;
}
catch (Exception ex)
{
MessageBox.Show("Error: Could not read file from disk. Original error: " + ex.Message);
}
}
return sk;
}
