private void button1_Click(object sender, EventArgs e)
{
if (Paint_Status == 2 || Paint_Status == 4)
{
if (Edge_Cursor > 0)
{
// remove a point
Edge_Cursor -= 1;
if (Circle_Cursor < 0)
{
Circle_Cursor = 0;
}
CellW.Invalidate();
}
else
{
// remove a circle
Circle_Cursor -= 1;
if (Circle_Cursor < 0)
{
Circle_Cursor = 0;
}
CellW.Invalidate();
}
}
if (Paint_Status == 3)
{
// restore last circle
if (Radius[Circle_Cursor] > 0.01)
{
Circle_Cursor++;
}
CellW.Invalidate();
}
}
private void button5_Click(object sender, EventArgs e)
{
int i = 0;
string FileCDir = FileDir + "//" + FileName + ".txt"; // no more files
string FileCDir1 = FileDir + "//" + FileName + "(" + Convert.ToString(i) + ").txt";
if (if_open)
{
while (System.IO.File.Exists(FileCDir1))
{
FileCDir1 = FileDir + "//" + FileName + "(" + Convert.ToString(++i) + ").txt";
}
if (i > 0)
{
FileCDir1 = FileDir + "//" + FileName + "(" + Convert.ToString(--i) + ").txt";
}
else if (System.IO.File.Exists(FileCDir))
{
FileCDir1 = FileCDir;
}
if (System.IO.File.Exists(FileCDir1))
{
FileStream fs = new FileStream(FileCDir1, FileMode.Open);
StreamReader sw = new StreamReader(fs);
Circle_Cursor = Convert.ToInt32(sw.ReadLine());
for (i = 0; i < Circle_Cursor; i++)
{
string[] p = new string[4];
p = sw.ReadLine().Split(',');
Center[i, 0] = Convert.ToInt32(p[1]);
Center[i, 1] = Convert.ToInt32(p[2]);
Radius[i] = Convert.ToDouble(p[3]);
}
Paint_Status = 4;
CellW.Invalidate();
sw.Close();
fs.Close();
}
}
}
private void button7_Click(object sender, EventArgs e)
{
Edge_Cursor = 0;
CellW.Invalidate();
Paint_Status = 5;
}
private void CellW_MouseDown(object sender, MouseEventArgs e)
{
if (Paint_Status == 2)
{
if (e.Button == MouseButtons.Left && e.Clicks == 1)
{
// 左键单击
if (Edge_Cursor >= 10)
{
//大于10个点
Paint_Status = 20;
CellW.Invalidate();
}
else
{
//Edge[Edge_Cursor, 0] = Cell.PointToClient(Control.MousePosition).X;
//Edge[Edge_Cursor, 1] = Cell.PointToClient(Control.MousePosition).Y;
//修正十字坐标中心位置
Edge[Edge_Cursor, 0] = Cell.PointToClient(Control.MousePosition).X - 2;
Edge[Edge_Cursor, 1] = Cell.PointToClient(Control.MousePosition).Y - 2;
Edge_Cursor += 1;
CellW.Invalidate();
}
}
else if (e.Button == MouseButtons.Right && e.Clicks == 1 && Edge_Cursor > 2)
{
// 右键单击
Paint_Status = 20;
CellW.Invalidate();
}
}
else if (Paint_Status == 3)
{
if (e.Button == MouseButtons.Left && e.Clicks == 1)
{
// 左键单击
if (Circle_Cursor > 0)
{
int X = Cell.PointToClient(Control.MousePosition).X - 2;
int Y = Cell.PointToClient(Control.MousePosition).Y - 2;
int MatchIndex = 0;
double MatchPercent = 0;
for (int i = 0; i < Circle_Cursor; i++)
{
double mp = Math.Sqrt((X - Center[i, 0]) * (X - Center[i, 0]) + (Y - Center[i, 1]) * (Y - Center[i, 1]));
if (mp <= Radius[i])
{
mp = 1 - mp / Radius[i];
}
else
{
mp = 0.0;
}
if (MatchPercent < mp)
{
MatchPercent = mp;
MatchIndex = i;
}
}
if (MatchPercent >= 0.01)
{
if (MatchIndex == Circle_Cursor - 1)
{
Circle_Cursor--;
}
else
{
int[] CMI = { Center[MatchIndex, 0], Center[MatchIndex, 1] };
double RMI = Radius[MatchIndex];
Center[MatchIndex, 0] = Center[Circle_Cursor - 1, 0];
Center[MatchIndex, 1] = Center[Circle_Cursor - 1, 1];
Radius[MatchIndex] = Radius[Circle_Cursor - 1];
Center[Circle_Cursor - 1, 0] = CMI[0];
Center[Circle_Cursor - 1, 1] = CMI[1];
Radius[--Circle_Cursor] = RMI;
}
}
CellW.Invalidate();
}
}
}
}