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public partial class Bivarianteform : Form
{
public Bivarianteform()
{
InitializeComponent();
contb = new Bitmap(755, 681);
g2 = Graphics.FromImage(contb);
}
Dictionary<int, ElementoDisribuzione> csvContent = new Dictionary<int, ElementoDisribuzione>();
Distribuzione distr = new Distribuzione();
MediaCalOnline medie = new MediaCalOnline();
String[,] bivariantMatrix;
List<String> attributename = new List<string>();
List<String> bivariante = new List<string>();//per ora poi diventera n variante;
Bitmap contb;
Graphics g2;
List<PointF> points = new List<PointF>();
List<PointF> regressiony = new List<PointF>();
List<PointF> regressionx = new List<PointF>();
Matrix m = new Matrix();
Matrix m2 = new Matrix();
Matrix m3 = new Matrix();
int nr, nc;
//Distributions
SortedDictionary<Tuple<double, double>, int> firstdistr;
SortedDictionary<Tuple<double, double>, int> seconddistr;
bool movable = false;
bool resiable = false;
// movable view port
int contgleft = 0;
int contgtop = 50;
int contgwid = 400;
int contgheight = 400;
int mouseDeltax=0;
int mouseDeltay=0;
// window
double minX_Window = 0;
double maxX_Window = 400;
double minY_Window = 0;
double maxY_Window = 400;
Rectangle viewPortcontig=new Rectangle(0,50, 400, 400);
private void button1_Click(object sender, EventArgs e)
{
var filePath = string.Empty;
openFileDialog1.InitialDirectory = "c:\\";
openFileDialog1.Filter = "csv files (*.csv)|*.csv|All files (*.*)|*.*";
openFileDialog1.FilterIndex = 2;
openFileDialog1.RestoreDirectory = true;
if (openFileDialog1.ShowDialog() == DialogResult.OK)
{
//Get the path of specified file
filePath = openFileDialog1.FileName;
//Read the contents of the file into a stream
using (TextFieldParser csvParser = new TextFieldParser(filePath))
{
csvParser.CommentTokens = new string[] { "#" };
csvParser.SetDelimiters(new string[] { "," });
csvParser.HasFieldsEnclosedInQuotes = true;
// Save the row with the column names
string[] fieldsNames = csvParser.ReadFields();
attributename.AddRange(fieldsNames);
int i = 0;
while (!csvParser.EndOfData)
{
// Read current line fields, pointer moves to the next line.
string[] fields = csvParser.ReadFields();
ElementoDisribuzione elem = new ElementoDisribuzione(fields[0]);
int j = 0;
foreach (String field in fields)
{
if (!String.IsNullOrEmpty(field))
{
double tmp;
if (Double.TryParse(field, out tmp)) { elem.setVariable(fieldsNames[j], new Tuple<Object, Type>(tmp, tmp.GetType())); medie.addAttribute(fieldsNames[j], tmp); }
else elem.setVariable(fieldsNames[j], new Tuple<Object, Type>(field, field.GetType()));
}
j++;
}
csvContent.Add(i, elem);
distr.addElementoDef(elem);
i++;
}
}
button2.Visible = true;
}
}
private void button2_Click(object sender, EventArgs e)
{
;
foreach (var elem in attributename)
contextMenuStrip1.Items.Add(elem);
contextMenuStrip1.Visible = true;
}
private void contextMenuStrip1_Opening(object sender, CancelEventArgs e)
{
}
private void contextMenuStrip1_ItemClicked(object sender, ToolStripItemClickedEventArgs e)
{
bivariante.Add(e.ClickedItem.Text);
button2.Visible = false;
foreach (var elem in attributename)
contextMenuStrip2.Items.Add(elem);
contextMenuStrip2.Visible = true;
}
private void contextMenuStrip2_ItemClicked(object sender, ToolStripItemClickedEventArgs e)
{
bivariante.Add(e.ClickedItem.Text);
double mediax = 0;
double mediay = 0;
double sigmax2=0;
double sigmay2=0;
double sigmaxy=0;
bool isDouble = false;
List<Double> valuesx = new List<double>(0);
List<Double> valuesy = new List<double>(0);
medie.getMedia(bivariante.ElementAt(0), out mediax);
//se la media è diversa da zero sono sicuro che è double
medie.getMedia(bivariante.ElementAt(1), out mediay);
if (mediax != 0)
{
if (mediay != 0) {
isDouble = true;
Tuple<Object, Type> tmp;
foreach (var elm in csvContent.Values)
{
elm.getVariable(bivariante.ElementAt(0), out tmp);
valuesx.Add((double)tmp.Item1);
elm.getVariable(bivariante.ElementAt(1), out tmp);
valuesy.Add((double)tmp.Item1);
}
medie.getdDeviation2(bivariante.ElementAt(0), valuesx, out sigmax2);
distr.getdistribuzioneN(bivariante.ElementAt(0), out firstdistr);
medie.getdDeviation2(bivariante.ElementAt(1), valuesy, out sigmay2);
distr.getdistribuzioneN(bivariante.ElementAt(1), out seconddistr);
medie.getbivariantDeviation(bivariante.ElementAt(0), bivariante.ElementAt(1), valuesx,valuesy, out sigmaxy);
for (int i = 0; i <= maxX_Window; i++)
{
regressionx.Add(new PointF(i, (float) (((sigmaxy / sigmax2) * (i - mediax)) + mediay)));
}
for (int i = 0; i <= maxY_Window; i++)
{
regressiony.Add(new PointF((float)(((sigmaxy / sigmay2) * (i - mediay)) + mediax), i));
}
} }
bivariantMatrix = distr.getbivariantmatrix(bivariante, csvContent.Values, out nr, out nc);
this.button3.Visible = true;
}
private void button3_Click(object sender, EventArgs e)
{
creaGrafici();
}
private void creaGrafici()
{
foreach (var elem in csvContent)
{
Tuple<Object, Type> a, b;
float x, y;
elem.Value.getVariable(bivariante.ElementAt(0), out a);
elem.Value.getVariable(bivariante.ElementAt(1), out b);
x = (float)(double)a.Item1;
y = (float)(double)b.Item1;
points.Add(new PointF(x, y));
}
//contingency
createconting(g2, 0, 50,400,400);
}
private void createconting(Graphics g2, int dinamicleft, int dinamictop,int contgw,int contgh)
{
viewPortcontig.X = dinamicleft;
viewPortcontig.Y = dinamictop;
viewPortcontig.Width = contgw;
viewPortcontig.Height = contgh;
//viewPortcontig.Location= new Point(viewPortcontig.Location.X+dinamicleft,viewPortcontig.Location.Y+dinamictop);
g2.Clear(BackColor);
g2.FillRectangle(Brushes.White, viewPortcontig);
// window drow
g2.DrawLine(new Pen(Color.Black, 2), viewPortcontig.X, viewPortcontig.Y, viewPortcontig.X, (viewPortcontig.Y + viewPortcontig.Height));
g2.DrawLine(new Pen(Color.Black, 2), viewPortcontig.X, (viewPortcontig.Y + viewPortcontig.Height), (viewPortcontig.X + viewPortcontig.Width), (viewPortcontig.Y + viewPortcontig.Height));
m.Reset();
m.Translate(-(int)minX_Window, -(int)minY_Window, MatrixOrder.Append);
m.Scale((int)(viewPortcontig.Width / (maxX_Window - minX_Window)), (int)(-viewPortcontig.Height / (maxY_Window - minY_Window)), MatrixOrder.Append);
m.Translate(viewPortcontig.Left, viewPortcontig.Top + viewPortcontig.Height, MatrixOrder.Append);
PointF[] myPoints = points.ToArray();
PointF[] myPointsreal = points.ToArray();
PointF[] pRegressionx = regressionx.ToArray();
PointF[] pRegressiony = regressiony.ToArray();
int i = 0;
m.TransformPoints(myPoints);
m.TransformPoints(pRegressionx);
m.TransformPoints(pRegressiony);
foreach (PointF punto in myPoints)
{
if (myPointsreal[i].X <= maxX_Window && myPointsreal[i].Y <= maxY_Window)
{
g2.FillEllipse(Brushes.Black, new Rectangle(new Point((int)(punto.X - 2), (int)(punto.Y - 2)), new Size(4, 4)));
g2.DrawString(myPointsreal[i].ToString(), new Font("Arial", 10), Brushes.Black, (int)(punto.X), (int)(punto.Y));
g2.FillEllipse(Brushes.Red, new Rectangle(new Point((int)(punto.X - 2), (int)(viewPortcontig.Y + viewPortcontig.Height - 2)), new Size(4, 4)));
g2.FillEllipse(Brushes.Red, new Rectangle(new Point((int)(viewPortcontig.X), (int)(punto.Y - 2)), new Size(4, 4)));
}
i++; ;
}
foreach (PointF punto in pRegressionx)
{
g2.FillEllipse(Brushes.Red, new Rectangle(new Point((int)(punto.X - 2), (int)(punto.Y - 2)), new Size(4, 4)));
}
foreach (PointF punto in pRegressiony)
{
g2.FillEllipse(Brushes.Green, new Rectangle(new Point((int)(punto.X - 2), (int)(punto.Y - 2)), new Size(4, 4)));
}
pictureBox2.Image = contb ;
}
private void pictureBox2_MouseDown(object sender, MouseEventArgs e)
{
if ( (e.Location.Y>=viewPortcontig.Top &&e.Location.Y <= (viewPortcontig.Top+viewPortcontig.Height))&&(e.Location.X >= viewPortcontig.Left && e.Location.X <= (viewPortcontig.Left + viewPortcontig.Width)))
{
if (e.Button == MouseButtons.Left)
movable = true;
if (e.Button == MouseButtons.Right)
resiable = true;
mouseDeltax = e.Location.X;
mouseDeltay = e.Location.Y;
}
}
private void pictureBox2_MouseLeave(object sender, EventArgs e)
{
resiable = false;
movable = false;
}
private void pictureBox2_MouseMove(object sender, MouseEventArgs e)
{
if (movable == true)
{
contgleft = e.Location.X;
contgtop = e.Location.Y;
if (contgleft <= 0) contgleft = 0;
if (contgtop <= 20) contgtop = 20;
createconting(g2, contgleft, contgtop, contgwid, contgheight);
}
if (resiable == true)
{
mouseDeltax = -mouseDeltax + e.Location.X ;
mouseDeltay = -mouseDeltay + e.Location.Y;
contgwid += mouseDeltax/40;
contgheight += mouseDeltay/40;
createconting(g2, contgleft, contgtop, contgwid, contgheight);
}
}
private void pictureBox2_MouseUp(object sender, MouseEventArgs e)
{
resiable = false;
movable = false;
}
}
}
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