public FarsiDate AddDay(int day)
{
if (day > DaysInMonth || day < -DaysInPrevMonth)
{
throw new ArgumentOutOfRangeException("day");
}
FarsiDate fd = new FarsiDate(_Year, _Month, _Day);
int d = fd.Day + day;
if (d > fd.DaysInMonth)
{
d -= fd.DaysInMonth;
fd = fd.AddMonth(1);
}
if (d <= 0)
{
d += DaysInPrevMonth;
fd = fd.AddMonth(-1);
}
fd.Day = d;
// Event
if (DateChanged != null)
{
DateChanged();
}
FarsiDate retFD = new FarsiDate(fd.Year, fd.Month, fd.Day);
retFD.DateChanged = this.DateChanged;
return(retFD);
}
public override bool Equals(object obj)
{
FarsiDate fd = (FarsiDate)obj;
if (this.Year == fd.Year &&
this.Month == fd.Month &&
this.Day == fd.Day)
{
return(true);
}
else
{
return(false);
}
}
public static bool IsToday(int year, int month, int day)
{
FarsiDate fd = new FarsiDate();
if (fd.Year == year &&
fd.Month == month &&
fd.Day == day)
{
return(true);
}
else
{
return(false);
}
}
protected override void OnMouseWheel(MouseEventArgs e)
{
if (e.Delta > 0)
{
selectedFarsiDate = selectedFarsiDate.AddMonth(-1);
SetMonthYear();
//Invalidate();
}
else if (e.Delta < 0)
{
selectedFarsiDate = selectedFarsiDate.AddMonth(1);
SetMonthYear();
//Invalidate();
}
base.OnMouseWheel(e);
}
protected override void OnPreviewKeyDown(PreviewKeyDownEventArgs e)
{
switch (e.KeyCode)
{
case Keys.Left:
selectedFarsiDate = selectedFarsiDate.AddDay(1);
break;
case Keys.Right:
selectedFarsiDate = selectedFarsiDate.AddDay(-1);
break;
case Keys.Up:
selectedFarsiDate = selectedFarsiDate.AddDay(-7);
break;
case Keys.Down:
selectedFarsiDate = selectedFarsiDate.AddDay(7);
break;
case Keys.PageDown:
selectedFarsiDate = selectedFarsiDate.AddMonth(1);
break;
case Keys.PageUp:
selectedFarsiDate = selectedFarsiDate.AddMonth(-1);
break;
case Keys.Enter:
case Keys.Space:
if (SelectDay != null)
{
SelectDay(this);
}
break;
default:
base.OnPreviewKeyDown(e);
return;
}
if (DateChanged != null)
{
DateChanged(this);
}
e.IsInputKey = true;
}
protected void SelectDateByPoint(Point pt)
{
int xCell = pt.X / (int)CX;
int yCell = pt.Y / (int)CY;
if (xCell >= 0 && xCell <= 6 &&
yCell >= 2 && yCell <= 7)
{
int cellIndex = (6 - xCell) + (yCell - 2) * 7;
// number of day
int number;
int ret = GetCellIndexNumber(cellIndex, out number);
selectedFarsiDate = selectedFarsiDate.AddMonth(ret);
selectedFarsiDate.Day = number;
SetMonthYear();
//Invalidate();
if (SelectDay != null)
{
SelectDay(this);
}
}
}
public FarsiDate AddMonth(int month)
{
int m = _Month + month;
int y = _Year + month / 12;
if (m > 12)
{
m -= 12;
y++;
}
if (m <= 0)
{
m += 12;
y--;
}
int d;
FarsiDate temp = new FarsiDate(y, m, 1);
if (_Day > temp.DaysInMonth)
{
d = temp.DaysInMonth;
}
else
{
d = _Day;
}
// Event
if (DateChanged != null)
{
DateChanged();
}
FarsiDate retFD = new FarsiDate(y, m, d);
retFD.DateChanged = this.DateChanged;
return(retFD);
}
private void toolStripMenuItemToday_Click(object sender, EventArgs e)
{
selectedFarsiDate = selectedFarsiDate.Today;
SetMonthYear();
Invalidate();
}
private void buttonPrevMonth_Click(object sender, EventArgs e)
{
selectedFarsiDate = selectedFarsiDate.AddMonth(-1);
SetMonthYear();
}
private void buttonNextMonth_Click(object sender, EventArgs e)
{
selectedFarsiDate = selectedFarsiDate.AddMonth(1);
SetMonthYear();
//Invalidate();
}
private void drawNumbers(Graphics g)
{
RectangleF rc = new RectangleF(0, 0, CX - 1, CY - 1);
StringFormat sf = new StringFormat(StringFormatFlags.DirectionRightToLeft);
sf.Alignment = StringAlignment.Center;
sf.LineAlignment = StringAlignment.Center;
int dayNumber = selectedFarsiDate.DaysInPrevMonth - selectedFarsiDate.FirstDayOfMonth;
int monthPos = 0; // 0: Prev month, 1: Cur Month, 2: Next Month
for (int i = 0; i < 42; i++)
{
int y = i / 7;
int x = 6 - i % 7; // Right to left
rc.X = x * CX + 1;
rc.Y = y * CY + (CY * 2) + 1;
// Increase number of the day and then show it
dayNumber++;
switch (monthPos)
{
case 0:
if (dayNumber > selectedFarsiDate.DaysInPrevMonth)
{
// Start of first day of this month
dayNumber = 1;
// Now we are in current month
monthPos = 1;
}
break;
case 1:
if (dayNumber > selectedFarsiDate.DaysInMonth)
{
// Start of first day of NEXT month
dayNumber = 1;
// Now again we are not in current month
monthPos = 2;
}
break;
}
// Set the color of numbers
SolidBrush brush;
// Check for today
if (monthPos == 1 && (new FarsiDate(selectedFarsiDate.Year,
selectedFarsiDate.Month, dayNumber)
== selectedFarsiDate))
{
brush = new SolidBrush(SelectedNumberColor);
using (SolidBrush selback = new SolidBrush(SelectedBackColor))
{
g.FillRectangle(selback,
rc);
}
}
else if (FarsiDate.IsToday(selectedFarsiDate.Year,
selectedFarsiDate.Month, dayNumber) && monthPos == 1)
{
brush = new SolidBrush(TodayNumberColor);
}
else
{
brush =
monthPos == 1 ? (new SolidBrush(NumbersColor)) : (new SolidBrush(Color.FromArgb(100, NumbersColor)));
}
// For today
if (FarsiDate.IsToday(selectedFarsiDate.Year,
selectedFarsiDate.Month, dayNumber) && monthPos == 1)
{
using (Pen todayborder = new Pen(TodayBorderColor))
{
g.DrawRectangle(todayborder,
rc.X, rc.Y, rc.Width - 1, rc.Height - 1);
}
}
g.DrawString(IntToFarsiStr(dayNumber), this.Font, brush, rc, sf);
brush.Dispose();
}
}
public void CopyEventHandler(FarsiDate fd)
{
fd.DateChanged = this.DateChanged;
}
public override object ParseFormattedValue(object formattedValue, DataGridViewCellStyle cellStyle, System.ComponentModel.TypeConverter formattedValueTypeConverter, System.ComponentModel.TypeConverter valueTypeConverter)
{
FarsiCalendarComponent.FarsiDate fd = new FarsiDate();
fd.FarsiDateValue = (string)formattedValue;
return(fd.GeoDate);
}
