/// <summary>
/// Draws the month header row.
/// </summary>
private void DrawMonthTitle(MonthInfo month, ref float topOffset)
{
// calcs the rect to draw the month title row
SizeF monthTitleRowSize = CalendarData.GetMonthTitleRowSize(MonthAreaSize);
RectangleF monthRowRect = new RectangleF(
CalendarArea.X, CalendarArea.Y + topOffset,
monthTitleRowSize.Width, monthTitleRowSize.Height);
float borderWidth = CalendarData.MonthTitleBorderStyle.LineWidth.ToTwips() / 2;
// get month name to draw
string monthTitle = string.Format(CalendarData.Culture,
CalendarData.FormatString(new DateTime(month.Year, month.Month, 1), CalendarData.MonthTitleFormat));
// fill the area
using (BrushEx brush = Canvas.CreateSolidBrush(CalendarData.MonthTitleBackcolor))
Canvas.FillRectangle(brush, monthRowRect);
// draw month title string
var font = CalendarData.MonthTitleFontStyle.CreateFontInfo();
using (BrushEx brush = Canvas.CreateSolidBrush(CalendarData.MonthTitleFontStyle.FontColor))
{
RectangleF titleRect = new RectangleF(
monthRowRect.X + borderWidth, monthRowRect.Y + borderWidth,
monthRowRect.Width - 2 * borderWidth, monthRowRect.Height - 2 * borderWidth);
// HACK: we should consider the issue with drawing string later. the issue comes about in the designer when caledar has small width to fit titles. --SergeyP
Canvas.PushState();
Canvas.DrawString(monthTitle, font, brush, titleRect, ToEx(CalendarData.MonthTitleStringFormat));
Canvas.PopState();
}
// draw the borders
using (PenEx pen = LineStyle.CreatePen(Canvas, CalendarData.MonthTitleBorderStyle))
{
pen.Alignment = PenAlignment.Center;
DrawRectangle(Canvas, pen, monthRowRect.X, monthRowRect.Y,
monthRowRect.Width, monthRowRect.Height - borderWidth); // shift the bottom border to avoid overlapping
}
// set offset
topOffset += monthTitleRowSize.Height;
}
/// <summary>
/// Draws the appointments of a specified week.
/// </summary>
private void RenderAppointments(MonthInfo month, IEnumerable <DayInfo> days, SizeF dayCellSize)
{
const float ImagePadding = 0.02f;
for (int week = 0; week < CalendarData.WeeksInMonth; week++)
{
DateTime weekStartDate = month.GetDateOfDay(week, CalendarData.FirstDayOfWeek, CalendarData.FirstDayOfWeek);
DateTime weekEndDate = month.GetDateOfDay(week, CalendarData.LastDayOfWeek, CalendarData.FirstDayOfWeek, true);
CalendarData.AppointmentLayoutHelper layoutHelper = new CalendarData.AppointmentLayoutHelper(CalendarData.FirstDayOfWeek, CalendarData.AppointmentGap);
foreach (Appointment appointment in CalendarData.GetAppointmentsInWeek(month, week))
{
int apptWeekDaysCount = appointment.GetDurationInPeriod(weekStartDate, weekEndDate);
Debug.Assert(apptWeekDaysCount > 0, "The appointment should belong to the rendering week.");
DateTime appStartDate = appointment.ArrangeStartDate(weekStartDate);
DayInfo appStartDayInfo = DayInfo.FindDayInfo(days, appStartDate);
Debug.Assert(appStartDayInfo != null, "Day have to be found in the collection.");
SizeF appSize = CalendarData.MeasureAppointment(appointment, weekStartDate, weekEndDate, dayCellSize);
float appOffset = layoutHelper.Add(appStartDate, appStartDate.AddDays(apptWeekDaysCount - 1), appSize.Height);
RectangleF appointmentRect;
if (!_rightToLeft)
{
appointmentRect = new RectangleF(
appStartDayInfo.Bounds.X,
appStartDayInfo.Bounds.Y + appStartDayInfo.HeaderSize.Height + appOffset,
apptWeekDaysCount * dayCellSize.Width,
appSize.Height);
}
else
{
appointmentRect = new RectangleF(
appStartDayInfo.Bounds.X - ((apptWeekDaysCount - 1) * dayCellSize.Width),
appStartDayInfo.Bounds.Y + appStartDayInfo.HeaderSize.Height + appOffset,
apptWeekDaysCount * dayCellSize.Width,
appSize.Height);
}
AddActionToInteractivityMap(appointment, appointmentRect);
using (BrushEx backcolorBrush = Canvas.CreateSolidBrush(appointment.Backcolor))
{
Canvas.FillRectangle(backcolorBrush, appointmentRect);
}
// draw image!
Image img = CalendarData.GetAppointmentImage(appointment);
RectangleF appTextRect = new RectangleF(appointmentRect.X, appointmentRect.Y, appointmentRect.Width, appointmentRect.Height);
bool drawImage = appointment.StartDate >= weekStartDate && appointment.StartDate <= weekEndDate;
if (img != null && drawImage)
{
var imageStream = new MemoryStream();
img.Save(imageStream, ImageFormat.Png);
imageStream.Position = 0;
using (ImageEx image = Canvas.CreateImage(new ImageInfo(imageStream, "image/png")))
{
float imgHeight = Math.Min(CalendarData.GetAppointmentImageSize(appointment), appointmentRect.Width);
float imgWidth = imgHeight;
float imgLeft;
if (!_rightToLeft)
{
imgLeft = appointmentRect.X;
}
else
{
imgLeft = appointmentRect.Right - imgWidth;
}
float imgTop = appointmentRect.Y + ImagePadding;
//Fix for case 44294
Canvas.PushState();
Canvas.IntersectClip(new RectangleF(imgLeft, imgTop, imgWidth, imgHeight));
SizeF imgSz = CalendarData.GetAppointmentImageRealSize(appointment);
Canvas.DrawImage(image, imgLeft, imgTop, imgSz.Width, imgSz.Height);
Canvas.PopState();
if (imgHeight == appointmentRect.Width)
{
appTextRect.Y += imgHeight;
appTextRect.Height -= imgHeight;
}
else
{
if (!_rightToLeft)
{
appTextRect.X = appointmentRect.X + imgWidth;
}
appTextRect.Width = appointmentRect.Width - imgWidth;
}
}
}
// HACK: we should consider the issue with drawing string later. the issue comes about in the designer when caledar has small width to fit titles. --SergeyP
using (StringFormat sf = Components.Calendar.CalendarData.GetAppointmentFormat(appointment, _rightToLeft))
{
TextStyle fontStyle = new TextStyle(appointment.FontFamily, appointment.FontSize,
appointment.FontStyle, appointment.FontWeight, appointment.FontDecoration,
appointment.FontColor);
Canvas.PushState();
var font = fontStyle.CreateFontInfo();
using (BrushEx forecolorBrush = Canvas.CreateSolidBrush(fontStyle.FontColor))
{
string value = CalendarData.FormatString(appointment.Value, appointment.Format);
Canvas.DrawString(value, font, forecolorBrush, appTextRect, ToEx(sf));
}
Canvas.PopState();
}
LineStyle borderStyle = new LineStyle(appointment.BorderColor);
using (PenEx pen = LineStyle.CreatePen(Canvas, borderStyle))
{
pen.Width = 1; // HACK: temporary hack because the width is turned off for appointments
DrawRectangle(Canvas, pen,
appointmentRect.X, appointmentRect.Y, appointmentRect.Width, appointmentRect.Height);
}
RenderAction(appointment, Canvas, appointmentRect);
}
}
}
