private void DrawHeader(Graphics graphics, SchedulerModels models, Rectangle clipRect)
{
var info = models.HeaderInfo;
var viewRect = viewport.Rectangle;
// Draw header backgrounds
var e = new HeaderPaintEventArgs(graphics, clipRect, control, control.Font, control.HeaderFormat);
//OnPaintHeader(e);
var gradient = new LinearGradientBrush(info.H1Rect, e.Format.GradientLight, e.Format.GradientDark, LinearGradientMode.Vertical);
graphics.FillRectangles(gradient, new RectangleF[] { info.H1Rect, info.H2Rect });
graphics.DrawRectangles(e.Format.Border, new RectangleF[] { info.H1Rect, info.H2Rect });
// Draw the header scales
DrawScale(graphics, clipRect, e.Font, e.Format, info.LabelRects, info.DateTimes);
// draw "Now" line
float xf = control.GetSpan(control.Scheduler.Now);
var pen = new Pen(e.Format.Border.Color)
{
DashStyle = DashStyle.Dash, Color = Color.Red
};
graphics.DrawLine(pen, new PointF(xf, viewport.Y), new PointF(xf, viewport.Rectangle.Bottom));
}
private int DrawScheduleEvents(Graphics graphics, SchedulerModels models, Rectangle clipRect)
{
var viewRect = viewport.Rectangle;
var pen = new Pen(Color.Gray);
float labelMargin = control.MinorWidth / 2.0f + 3.0f;
pen.DashStyle = DashStyle.Dot;
TaskPaintEventArgs e;
foreach (var task in models.EventRectangles.Keys)
{
// Get the taskrect
var taskrect = models.EventRectangles[task];
// Only begin drawing when the taskrect is to the left of the clipRect's right edge
if (taskrect.Left <= viewRect.Right)
{
e = new TaskPaintEventArgs(graphics, clipRect, control, task, task.Row, control.Font, task.Format);
PaintTask?.Invoke(control, e);
if (viewRect.IntersectsWith(taskrect))
{
DrawScheduleEvent(graphics, e, task, taskrect);
}
// write text
if (control.ShowTaskLabels && task.Name != string.Empty)
{
var name = task.Name;
var txtrect = graphics.TextBoxAlign(name, ChartTextAlign.MiddleLeft, e.Font, taskrect, labelMargin);
txtrect.Offset(taskrect.Width, 0);
if (viewRect.IntersectsWith(txtrect))
{
graphics.DrawString(name, e.Font, e.Format.Color, txtrect);
}
}
// draw slack
if (control.ShowSlack)
{
var slackrect = models.EventSlackRectangles[task];
if (viewRect.IntersectsWith(slackrect))
{
graphics.FillRectangle(e.Format.SlackFill, slackrect);
}
}
}
}
return(1);
}
private void DrawColumns(Graphics graphics, SchedulerModels models)
{
// draw column lines
graphics.DrawRectangles(control.HeaderFormat.Border, models.HeaderInfo.Columns.ToArray());
// fill weekend columns
for (int i = 0; i < models.HeaderInfo.DateTimes.Count; i++)
{
var date = models.HeaderInfo.DateTimes[i];
// highlight weekends for day time scale
if (date.DayOfWeek == DayOfWeek.Sunday || date.DayOfWeek == DayOfWeek.Saturday)
{
var pattern = new System.Drawing.Drawing2D.HatchBrush(System.Drawing.Drawing2D.HatchStyle.Percent20, control.HeaderFormat.Border.Color, Color.Transparent);
graphics.FillRectangle(pattern, models.HeaderInfo.Columns[i]);
}
}
}
public void PaintChart(Graphics graphics, SchedulerModels models, Rectangle clipRect)
{
graphics.Clear(Color.White);
int row = 0;
if (control.Scheduler != null)
{
// generate rectangles
control.GenerateModels();
// set model view matrix
graphics.Transform = viewport.Projection;
// draw columns in the background
DrawColumns(graphics, models);
// draw bar charts
row = DrawScheduleEvents(graphics, models, clipRect);
// draw the header
DrawHeader(graphics, models, clipRect);
}
// flush
graphics.Flush();
}
public SchedulerModelGenerator(HotelSchedulerControl.SchedulerControl control, IViewport viewport, SchedulerModels models)
{
this.viewport = viewport;
this.control = control;
this.models = models;
}
public SchedulerPainter(HotelSchedulerControl.SchedulerControl control, SchedulerModels models, IViewport viewport)
{
this.control = control;
this.viewport = viewport;
this.models = models;
}
