VAGSuite.MapViewerEx.smoothSelectionToolStripMenuItem_Click C# (CSharp) Метод

        private void smoothSelectionToolStripMenuItem_Click(object sender, EventArgs e)
        {
            if (m_viewtype == ViewType.Hexadecimal)
            {
                MessageBox.Show("Smoothing cannot be done in Hex view!");
                return;
            }
            DevExpress.XtraGrid.Views.Base.GridCell[] cellcollection = gridView1.GetSelectedCells();
            if (cellcollection.Length > 2)
            {
                // get boundaries for this selection
                // we need 4 corners
                int max_column = 0;
                int min_column = 0xFFFF;
                int max_row = 0;
                int min_row = 0xFFFF;
                foreach (DevExpress.XtraGrid.Views.Base.GridCell cell in cellcollection)
                {
                    if (cell.Column.AbsoluteIndex > max_column) max_column = cell.Column.AbsoluteIndex;
                    if (cell.Column.AbsoluteIndex < min_column) min_column = cell.Column.AbsoluteIndex;
                    if (cell.RowHandle > max_row) max_row = cell.RowHandle;
                    if (cell.RowHandle < min_row) min_row = cell.RowHandle;
                }
                if (max_column == min_column)
                {
                    // one column selected only
                    int top_value = Convert.ToInt32(gridView1.GetRowCellValue(max_row, gridView1.Columns[max_column]));
                    int bottom_value = Convert.ToInt32(gridView1.GetRowCellValue(min_row, gridView1.Columns[max_column]));
                    double diffvalue = (top_value - bottom_value) / (cellcollection.Length - 1);
                    for (int t = 1; t < cellcollection.Length - 1; t++)
                    {
                        double newvalue = bottom_value + (t * diffvalue);
                        gridView1.SetRowCellValue(min_row + t, gridView1.Columns[max_column], newvalue);
                    }

                }
                else if (max_row == min_row)
                {
                    // one row selected only
                    int top_value = Convert.ToInt32(gridView1.GetRowCellValue(max_row, gridView1.Columns[max_column]));
                    int bottom_value = Convert.ToInt32(gridView1.GetRowCellValue(max_row, gridView1.Columns[min_column]));
                    double diffvalue = (top_value - bottom_value) / (cellcollection.Length - 1);
                    for (int t = 1; t < cellcollection.Length - 1; t++)
                    {
                        double newvalue = bottom_value + (t * diffvalue);
                        gridView1.SetRowCellValue(min_row, gridView1.Columns[min_column + t], newvalue);
                    }
                }
                else
                {
                    // block selected
                    // interpolation on 4 points!!!
                    int top_leftvalue = Convert.ToInt32(gridView1.GetRowCellValue(min_row, gridView1.Columns[min_column]));
                    int top_rightvalue = Convert.ToInt32(gridView1.GetRowCellValue(min_row, gridView1.Columns[max_column]));
                    int bottom_leftvalue = Convert.ToInt32(gridView1.GetRowCellValue(max_row, gridView1.Columns[min_column]));
                    int bottom_rightvalue = Convert.ToInt32(gridView1.GetRowCellValue(max_row, gridView1.Columns[max_column]));

                    for (int tely = 1; tely < max_row - min_row; tely++)
                    {
                        for (int telx = 1; telx < max_column - min_column; telx++)
                        {
                            // get values
                            double valx1 = 0;
                            double valx2 = 0;
                            double valy1 = 0;
                            double valy2 = 0;

                            if (telx + min_column > 0)
                            {
                                valx1 = Convert.ToDouble(gridView1.GetRowCellValue(tely + min_row, gridView1.Columns[telx + min_column - 1]));
                            }
                            else
                            {
                                valx1 = Convert.ToDouble(gridView1.GetRowCellValue(tely + min_row, gridView1.Columns[min_column]));
                            }
                            if ((telx + min_column) < gridView1.Columns.Count - 1)
                            {
                                valx2 = Convert.ToDouble(gridView1.GetRowCellValue(tely + min_row, gridView1.Columns[telx + min_column + 1]));
                            }
                            else
                            {
                                valx2 = Convert.ToDouble(gridView1.GetRowCellValue(tely + min_row, gridView1.Columns[telx + min_column]));
                            }

                            if (tely + min_row > 0)
                            {
                                valy1 = Convert.ToDouble(gridView1.GetRowCellValue(tely + min_row - 1, gridView1.Columns[telx + min_column]));
                            }
                            else
                            {
                                valy1 = Convert.ToDouble(gridView1.GetRowCellValue(min_row, gridView1.Columns[telx + min_column]));
                            }
                            if ((tely + min_row) < gridView1.RowCount - 1)
                            {
                                valy2 = Convert.ToDouble(gridView1.GetRowCellValue(tely + min_row + 1, gridView1.Columns[telx + min_column]));
                            }
                            else
                            {
                                valy2 = Convert.ToDouble(gridView1.GetRowCellValue(tely + min_row, gridView1.Columns[telx + min_column]));
                            }
                            //Console.WriteLine("valx1 = " + valx1.ToString() + " valx2 = " + valx2.ToString() + " valy1 = " + valy1.ToString() + " valy2 = " + valy2.ToString());
                            // x as
                            double valuex = (valx2 + valx1) / 2;
                            double valuey = (valy2 + valy1) / 2;
                            float newvalue = (float)((valuex + valuey) / 2);

                            gridView1.SetRowCellValue(min_row + tely, gridView1.Columns[min_column + telx], newvalue.ToString("F0"));

                            m_map_content = GetDataFromGridView(m_isUpsideDown);

                            //double diffvaluex = (top_rightvalue - top_leftvalue) / (max_column - min_column - 1);
                            //double diffvaluey = (top_rightvalue - top_leftvalue) / (max_column - min_column - 1);
                        }
                    }

                }
            //                simpleButton3.Enabled = false;
            }
        }