private void LoadInitialGrids()
{
_monthGridView = CreateNewGrid(CurrentMonthYear);
var rect = _scrollView.Frame;
#if __UNIFIED__
rect.Size = new CoreGraphics.CGSize {
Height = MainViewSize.Height - HeaderViewSize.Height, Width = MainViewSize.Width
};
#else
rect.Size = new SizeF {
Height = MainViewSize.Height - HeaderViewSize.Height, Width = MainViewSize.Width
};
#endif
_scrollView.Frame = rect;
}
/// <summary>
/// Gos to the specified date date.
/// </summary>
/// <param name="targetDate">Target date.</param>
public void GoToDate(DateTime targetDate)
{
if (_monthGridView == null)
{
return;
}
bool upwards = targetDate >= CurrentMonthYear;
SelectedDate = targetDate.Date;
CurrentMonthYear = new DateTime(targetDate.Year, targetDate.Month, 1);
UserInteractionEnabled = false;
// Dispatch event
if (MonthChanged != null)
{
MonthChanged(CurrentMonthYear);
}
var gridToMove = CreateNewGrid(CurrentMonthYear);
var pointsToMove = (upwards? 0 + _monthGridView.Lines : 0 - _monthGridView.Lines) * DayCellHeight;
if (upwards && gridToMove.weekdayOfFirst == 0)
{
pointsToMove += DayCellHeight;
}
if (!upwards && _monthGridView.weekdayOfFirst == 0)
{
pointsToMove -= DayCellHeight;
}
#if __UNIFIED__
gridToMove.Frame = new CoreGraphics.CGRect(new CoreGraphics.CGPoint(0, pointsToMove), gridToMove.Frame.Size);
#else
gridToMove.Frame = new RectangleF(new PointF(0, pointsToMove), gridToMove.Frame.Size);
#endif
_scrollView.AddSubview(gridToMove);
#if __UNIFIED__
_monthGridView.Center = new CoreGraphics.CGPoint(_monthGridView.Center.X, _monthGridView.Center.Y - pointsToMove);
gridToMove.Center = new CoreGraphics.CGPoint(gridToMove.Center.X, gridToMove.Center.Y - pointsToMove);
_scrollView.Frame = new CoreGraphics.CGRect(
_scrollView.Frame.Location,
new CoreGraphics.CGSize(_scrollView.Frame.Width, (gridToMove.Lines) * DayCellHeight));
#else
_monthGridView.Center = new PointF(_monthGridView.Center.X, _monthGridView.Center.Y - pointsToMove);
gridToMove.Center = new PointF(gridToMove.Center.X, gridToMove.Center.Y - pointsToMove);
_scrollView.Frame = new RectangleF(
_scrollView.Frame.Location,
new SizeF(_scrollView.Frame.Width, (gridToMove.Lines) * DayCellHeight));
#endif
_monthGridView.Alpha = 0;
_scrollView.ContentSize = _scrollView.Frame.Size;
SetNeedsDisplay();
_monthGridView = gridToMove;
UserInteractionEnabled = true;
AdjustBackgroundColor();
}
/// <summary>
/// Moves the calendar months.
/// </summary>
/// <param name="upwards">If set to <c>true</c> moves the month upwards.</param>
/// <param name="animated">If set to <c>true</c> the transition will be animated.</param>
public void MoveCalendarMonths(bool upwards, bool animated)
{
if (_monthGridView == null)
{
return;
}
CurrentMonthYear = CurrentMonthYear.AddMonths(upwards? 1 : -1);
UserInteractionEnabled = false;
// Dispatch event
if (MonthChanged != null)
{
MonthChanged(CurrentMonthYear);
}
var gridToMove = CreateNewGrid(CurrentMonthYear);
var pointsToMove = (upwards? 0 + _monthGridView.Lines : 0 - _monthGridView.Lines) * DayCellHeight;
if (upwards && gridToMove.weekdayOfFirst == 0)
{
pointsToMove += DayCellHeight;
}
if (!upwards && _monthGridView.weekdayOfFirst == 0)
{
pointsToMove -= DayCellHeight;
}
#if __UNIFIED__
gridToMove.Frame = new CoreGraphics.CGRect(new CoreGraphics.CGPoint(0, pointsToMove), gridToMove.Frame.Size);
#else
gridToMove.Frame = new RectangleF(new PointF(0, pointsToMove), gridToMove.Frame.Size);
#endif
_scrollView.AddSubview(gridToMove);
if (animated)
{
UIView.BeginAnimations("changeMonth");
UIView.SetAnimationDuration(0.4);
UIView.SetAnimationDelay(0.1);
UIView.SetAnimationCurve(UIViewAnimationCurve.EaseInOut);
}
_monthGridView.Alpha = 0;
#if __UNIFIED__
_monthGridView.Center = new CoreGraphics.CGPoint(_monthGridView.Center.X, _monthGridView.Center.Y - pointsToMove);
gridToMove.Center = new CoreGraphics.CGPoint(gridToMove.Center.X, gridToMove.Center.Y - pointsToMove);
_scrollView.Frame = new CoreGraphics.CGRect(
_scrollView.Frame.Location,
new CoreGraphics.CGSize(_scrollView.Frame.Width, (gridToMove.Lines) * DayCellHeight));
#else
_monthGridView.Center = new PointF(_monthGridView.Center.X, _monthGridView.Center.Y - pointsToMove);
gridToMove.Center = new PointF(gridToMove.Center.X, gridToMove.Center.Y - pointsToMove);
_scrollView.Frame = new RectangleF(
_scrollView.Frame.Location,
new SizeF(_scrollView.Frame.Width, (gridToMove.Lines) * DayCellHeight));
#endif
_scrollView.ContentSize = _scrollView.Frame.Size;
SetNeedsDisplay();
if (animated)
{
UIView.CommitAnimations();
}
_monthGridView = gridToMove;
UserInteractionEnabled = true;
AdjustBackgroundColor();
}