public override RectangleF CalculateRectangle(DrawingContext context)
{
if (context == null)
throw new ArgumentNullException("context");
GanttStyle style = this.Style as GanttStyle;
float height = style.Height;
float x = context.DateToPixel(_start);
float x2 = context.DateToPixel(_finish);
float width = x2 - x;
float y = context.CurrentTop + (context.ItemHeight - height) / 2;
return new RectangleF(x, y, width, height);
}
public override RectangleF CalculateRectangle(DrawingContext context)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
GanttStyle style = this.Style as GanttStyle;
float height = style.Height;
float x = context.DateToPixel(_start);
float x2 = context.DateToPixel(_finish);
float width = x2 - x;
float y = context.CurrentTop + (context.ItemHeight - height) / 2;
return(new RectangleF(x, y, width, height));
}
private TimeCell GetCell(int index)
{
DateTime startDate = GetCellStartDate(index);
TimeSpan interval = this.Interval;
float width = this.Width;
float x = DrawingContext.DateToPixel(startDate, _viewStartDate, interval, width);
return(new TimeCell(index, startDate, interval, x, width, this));
}
public override RectangleF CalculateRectangle(DrawingContext context)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
GanttStyle style = this.Style as GanttStyle;
_startX = context.DateToPixel(_value);
float x = _startX;
float width = style.Width;
float height = style.Height;
// Make odd size
if ((width % 2) == 0)
{
width--;
}
if ((height % 2) == 0)
{
height--;
}
float minSize = Math.Min(style.Width, style.Height);
switch (style.ShapeStyle)
{
case ShapeStyle.Circle:
width = height = minSize;
x -= (width - 1) / 2;
break;
case ShapeStyle.LeftTriangle:
height = minSize;
width = (minSize + 1) / 2;
x += 1 - width;
break;
case ShapeStyle.RightTriangle:
height = minSize;
width = (minSize + 1) / 2;
break;
default:
x -= (width - 1) / 2;
break;
}
float y = context.CurrentTop + (context.ItemHeight - height) / 2;
return(new RectangleF(x, y, width, height));
}
public int GetPortionX(DateTime date, int portionWidth)
{
DrawingContext context = new DrawingContext(_startDate, 0, 0, portionWidth, 0, 0, 0);
CalculateAxesWidth();
_axes[_axes.Count - 1].SetEndDate(context);
float x = context.DateToPixel(date);
return(Convert.ToInt32(Math.Floor(x / portionWidth)));
}
public override void RenderElement(DrawingContext context)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
DateTime leftDate = context.PixelToDate(context.Left).Date;
DateTime rightDate = context.PixelToDate(context.Left + context.Width).Date;
bool isTopPortion = context.CurrentTop > context.Top;
float top = isTopPortion ? context.CurrentTop : context.Top;
float width = context.TimeSpanToPixel(new TimeSpan(1, 0, 0, 0));
float height = isTopPortion ? context.FreeHeight : context.Height;
DateTime currentDate = leftDate;
while (currentDate <= rightDate)
{
bool render = false;
if (_dayOfWeek != null)
{
if (currentDate.DayOfWeek == _dayOfWeek.Value)
{
render = true;
}
}
if (_date != null)
{
if (currentDate == _date.Value)
{
render = true;
}
}
if (render)
{
GanttStyle style = this.Style as GanttStyle;
RectangleF rectangle = new RectangleF(context.DateToPixel(currentDate), top, width, height);
using (Brush backgroundBrush = CreateBackgroundBrush(style))
using (Pen borderPen = CreateBorderPen(style))
{
RenderGanttElement(context, rectangle, backgroundBrush, borderPen);
}
}
currentDate = currentDate.AddDays(1);
}
}
public override RectangleF CalculateRectangle(DrawingContext context)
{
if (context == null)
throw new ArgumentNullException("context");
GanttStyle style = this.Style as GanttStyle;
_startX = context.DateToPixel(_value);
float x = _startX;
float width = style.Width;
float height = style.Height;
// Make odd size
if ((width % 2) == 0)
width--;
if ((height % 2) == 0)
height--;
float minSize = Math.Min(style.Width, style.Height);
switch (style.ShapeStyle)
{
case ShapeStyle.Circle:
width = height = minSize;
x -= (width - 1) / 2;
break;
case ShapeStyle.LeftTriangle:
height = minSize;
width = (minSize + 1) / 2;
x += 1 - width;
break;
case ShapeStyle.RightTriangle:
height = minSize;
width = (minSize + 1) / 2;
break;
default:
x -= (width - 1) / 2;
break;
}
float y = context.CurrentTop + (context.ItemHeight - height) / 2;
return new RectangleF(x, y, width, height);
}
public override void RenderElement(DrawingContext context)
{
if (context == null)
throw new ArgumentNullException("context");
DateTime leftDate = context.PixelToDate(context.Left).Date;
DateTime rightDate = context.PixelToDate(context.Left + context.Width).Date;
bool isTopPortion = context.CurrentTop > context.Top;
float top = isTopPortion ? context.CurrentTop : context.Top;
float width = context.TimeSpanToPixel(new TimeSpan(1, 0, 0, 0));
float height = isTopPortion ? context.FreeHeight : context.Height;
DateTime currentDate = leftDate;
while (currentDate <= rightDate)
{
bool render = false;
if (_dayOfWeek != null)
{
if (currentDate.DayOfWeek == _dayOfWeek.Value)
render = true;
}
if (_date != null)
{
if (currentDate == _date.Value)
render = true;
}
if (render)
{
GanttStyle style = this.Style as GanttStyle;
RectangleF rectangle = new RectangleF(context.DateToPixel(currentDate), top, width, height);
using (Brush backgroundBrush = CreateBackgroundBrush(style))
using (Pen borderPen = CreateBorderPen(style))
{
RenderGanttElement(context, rectangle, backgroundBrush, borderPen);
}
}
currentDate = currentDate.AddDays(1);
}
}
public int GetPortionX(DateTime date, int portionWidth)
{
DrawingContext context = new DrawingContext(_startDate, 0, 0, portionWidth, 0, 0, 0);
CalculateAxesWidth();
_axes[_axes.Count - 1].SetEndDate(context);
float x = context.DateToPixel(date);
return Convert.ToInt32(Math.Floor(x / portionWidth));
}
