private void __DrawRegularTaskAndGroup(Graphics graphics, TaskPaintEventArgs e, ScheduleEvent task, RectangleF taskRect)
{
var fill = taskRect;
fill.Width = (int)(fill.Width * 1);
graphics.FillRectangle(e.Format.BackFill, taskRect);
graphics.FillRectangle(e.Format.ForeFill, fill);
graphics.DrawRectangle(e.Format.Border, taskRect);
}
private int _DrawTasks(Graphics graphics, Rectangle clipRect)
{
var viewRect = _mViewport.Rectangle;
int row = 0;
var pen = new Pen(Color.Gray);
float labelMargin = this.MinorWidth / 2.0f + 3.0f;
pen.DashStyle = DashStyle.Dot;
TaskPaintEventArgs e;
foreach (var task in _mChartTaskRects.Keys)
{
// Get the taskrect
var taskrect = _mChartTaskRects[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, this, task, row, this.Font, task.Format);
PaintTask?.Invoke(this, e);
if (viewRect.IntersectsWith(taskrect))
{
__DrawRegularTaskAndGroup(graphics, e, task, taskrect);
}
// write text
if (this.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 (this.ShowSlack)
{
var slackrect = _mChartSlackRects[task];
if (viewRect.IntersectsWith(slackrect))
{
graphics.FillRectangle(e.Format.SlackFill, slackrect);
}
}
}
row++;
}
return(row);
}
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 __DrawTaskParts(Graphics graphics, TaskPaintEventArgs e, ScheduleEvent task, Pen pen)
{
var parts = _mChartTaskPartRects[task];
// Draw line indicator
var firstRect = parts[0].Value;
var lastRect = parts[parts.Count - 1].Value;
var y_coord = (firstRect.Top + firstRect.Bottom) / 2.0f;
var point1 = new PointF(firstRect.Right, y_coord);
var point2 = new PointF(lastRect.Left, y_coord);
graphics.DrawLine(pen, point1, point2);
// Draw Part Rectangles
var taskRects = parts.Select(x => x.Value).ToArray();
graphics.FillRectangles(e.Format.BackFill, taskRects);
// Draw % complete indicators
graphics.FillRectangles(e.Format.ForeFill, parts.Select(x => new RectangleF(x.Value.X, x.Value.Y, x.Value.Width * 1, x.Value.Height)).ToArray());
// Draw border
graphics.DrawRectangles(e.Format.Border, taskRects);
}
