public void CompareBuildingSpeeds()
{
m_custTable= new DataTable("Customers");
// add columns
m_custTable.Columns.Add( "id", typeof(int) );
m_custTable.Columns.Add( "name", typeof(string) );
m_custTable.Columns.Add( "address", typeof(string) );
m_custTable.Columns.Add( "min", typeof(int) );
m_custTable.Columns["min"].DefaultValue = 0;
m_custTable.Columns.Add( "max", typeof(int) );
m_custTable.Columns.Add( "Client name", typeof(string) );
m_custTable.Columns.Add( "Type of software", typeof(string) );
//m_custTable.Columns[ "id" ].Unique = true;
//m_custTable.PrimaryKey = new DataColumn[] { m_custTable.Columns["id"] };
//m_custTable.ColumnChanging += new DataColumnChangeEventHandler(custTable_ColumnChanging);
//m_custTable.RowChanging += new DataRowChangeEventHandler(custTable_RowChanging);
int maxRows = 1000000;
using (IPerformanceCounter counter = new PerformanceCounter())
{
AddRows(0, maxRows);
Console.WriteLine(string.Format(
"Added {0} number of rows to datatable in {1} milisec",
maxRows,
counter.GetMilisec()));
}
List<object[]> objects = new List<object[]>();
using (IPerformanceCounter counter = new PerformanceCounter())
{
for( int id = 0; id <= maxRows; id++ )
{
int valMin = rnd.Next(Int32.MinValue, Int32.MaxValue);
objects.Add(
new object[] { id,
string.Format("customer{0}", id),
string.Format("address{0}", id ),
valMin,
valMin + rnd.Next(1, 1000),
customerNames[rnd.Next(0, customerNames.Length)],
typesOfSoftware[rnd.Next(0, typesOfSoftware.Length)]
} );
}
Console.WriteLine(string.Format(
"Added {0} number of rows to list<object[]> in {1} milisec",
maxRows,
counter.GetMilisec()));
}
}
public void GetRowsIndex_Performance()
{
// this test, sadly, tests nothing
// remove it
RangeRegion region = new RangeRegion(new Range(0, 0, 10000, 5000));
using (IPerformanceCounter counter = new PerformanceCounter())
{
region.GetRowsIndex();
Console.WriteLine(string.Format(
"Test executed in {0} ms", counter.GetMilisec()));
}
}
public List<Range> GetRanges(RangeCreator ranges)
{
List<Range> results = new List<Range>();
for (var col = 0; col < ranges.ColCount; col++)
for (var row = 0; row < ranges.RowCount; row++)
{
Range? index;
IPerformanceCounter counter = null;
using (counter = new PerformanceCounter())
{
index = ranges.SpannedRangesList.GetFirstIntersectedRange(new Position(row, col));
}
TotalQueries ++;
TotalTimeSpent += counter.GetMilisec();
if (index != null)
results.Add(index.Value);
}
AverageTimeSpent = TotalTimeSpent / TotalQueries;
return results;
}
public List<Range> GetRanges(QuadTree tree)
{
List<Range> results = new List<Range>();
for (var col = 0; col < tree.Bounds.ColumnsCount; col++)
for (var row = 0; row < tree.Bounds.RowsCount; row++)
{
List<Range> ranges = null;
IPerformanceCounter counter = null;
using (counter = new PerformanceCounter())
{
ranges = tree.Query(new Position(row, col));
}
TotalQueries ++;
TotalTimeSpent += counter.GetMilisec();
results.AddRange(ranges);
}
AverageTimeSpent = TotalTimeSpent / TotalQueries;
return results;
}
public void SpannedCellCreation_Performance()
{
// originaly this test run in ~11900 ms
// after implementing this takes 1350ms :)
var grid = new Grid();
var count = 10000;
var columns = 500;
grid.Redim(count, columns);
using (var counter = new PerformanceCounter())
{
for (int i = 0; i < count; i++)
{
grid[i, 0] = new Cell();
grid[i, 0].SetSpan(50, 500);
i+=50;
}
Console.WriteLine("Test finished in {0} ms", counter.GetMilisec());
}
}
public void GetSelectionRegion_GetRows_Index_Performance()
{
// select range:
// * from row 1 to 2000
// Print out how long in seconds that function takes to execute
// The tests take seconds to execute
// 6 seconds, 2008-12-11, AMD Athlon 64 X2 dual machine
// 0 seconds, 2008-12-11, AMD Athlon 64 X2 dual machine
Grid grid = new TestRowSelectionHelper().CreateGridWithRows(2000);
grid.Selection.SelectRange(new Range(0, 0, 1999, 1), true);
using (IPerformanceCounter counter = new PerformanceCounter())
{
grid.Selection.GetSelectionRegion().GetRowsIndex();
Console.WriteLine(string.Format(
"Test executed in {0} seconds", counter.GetSeconds()));
}
}
private void btLoad_Click(object sender, System.EventArgs e)
{
using (var counter = new PerformanceCounter())
{
grid.Redim(0, 0);
//Visual properties shared between all the cells
SourceGrid.Cells.Views.Cell view = new SourceGrid.Cells.Views.Cell();
view.BackColor = Color.Snow;
//Editor (IDataModel) shared between all the cells
SourceGrid.Cells.Editors.TextBox editor = new
SourceGrid.Cells.Editors.TextBox(typeof(string));
grid.Redim(int.Parse(txtRows.Text), int.Parse(txtCols.Text));
if (chkAddHeaders.Checked && grid.RowsCount > 0 &&
grid.ColumnsCount > 0)
{
grid.FixedRows = 1;
grid.FixedColumns = 1;
for (int r = grid.FixedRows; r < grid.RowsCount; r++)
grid[r, 0] = new SourceGrid.Cells.RowHeader(r);
for (int c = grid.FixedColumns; c < grid.ColumnsCount; c++)
{
SourceGrid.Cells.ColumnHeader header = new
SourceGrid.Cells.ColumnHeader(c);
header.AutomaticSortEnabled = false;
grid[0, c] = header;
}
grid[0, 0] = new SourceGrid.Cells.Header();
}
else
{
grid.FixedRows = 0;
grid.FixedColumns = 0;
}
for (int r = grid.FixedRows; r < grid.RowsCount; r++)
for (int c = grid.FixedColumns; c < grid.ColumnsCount; c++)
{
grid[r, c] = new SourceGrid.Cells.Cell(r.ToString() + "," +
c.ToString());
grid[r, c].Editor = editor;
grid[r, c].View = view;
var span = 3;
if (chkAddColspan.Checked && (c + span < grid.ColumnsCount))
{
if (r % 2 == 0)
{
grid[r, c].ColumnSpan = span;
c += span;
}
}
}
grid.Selection.Focus(new SourceGrid.Position(0, 0), true);
this.toolStripStatusLabelBuildTime.Text = string.Format(
"Rows added in {0} ms", counter.GetMilisec());
}
}
private void CreateData()
{
this.toolStripProgressBar1.Maximum = m_numberOfrows;
using (var counter = new PerformanceCounter())
{
dataGrid.SuspendLayout();
for( int id = 101; id <= m_numberOfrows; id++ )
{
if (closing == true)
return;
AddRow(id);
if (id % 15000 == 0)
{
this.toolStripProgressBar1.Value = id;
//dataGrid.ResumeLayout();
dataGrid.RecalcCustomScrollBars();
UpdateTotalRowCount(counter);
//dataGrid.SuspendLayout();
}
if (id % 100000 == 0)
{
dataGrid.ResumeLayout();
//dataGrid.Refresh();
dataGrid.SuspendLayout();
}
}
//m_custTable.EndLoadData();
dataGrid.ResumeLayout();
dataGrid.RecalcCustomScrollBars();
this.toolStripProgressBar1.Visible = false;
UpdateTotalRowCount(counter);
// enable sorting
dataGrid.DataSource.AllowSort = true;
}
}