public void LayoutRespecting(Graphics go, ChronodexSector prev)
{
Font stringFont = new Font("Monoid", 12);
SizeF stringSize = new SizeF();
RectangleF labelRectangle = prev.LabelRectangle;
int maxWidth = (int)Math.Min(_calloutEnd.X, (1200-_calloutEnd.X));
int i = 0;
if (prev.Area == _area) {
for (i=0; i < _styles.Length; i++) {
if (_styles[i] == prev.HatchType) {
_hatchType = _styles[(i+1) % _styles.Length];
break;
}
}
}
do {
stringSize = go.MeasureString(_description, stringFont, maxWidth);
// adjust callout line length
_calloutEnd = new PointF(615.0f + (float)Math.Cos((_angleMiddle + i * 3.75f) * Math.PI / 180) * 380 ,
509.0f + (float)Math.Sin((_angleMiddle + i * 3.75f) * Math.PI / 180) * 380 );
// adjust label rectangle dimensions
PointF calloutPosition = new PointF();
if (_angleMiddle > 90 && _angleMiddle <= 270) {
calloutPosition.X = _calloutEnd.X - stringSize.Width;
maxWidth = (int)_calloutEnd.X;
} else {
calloutPosition.X = _calloutEnd.X;
maxWidth = (int)(1200 - _calloutEnd.X);
}
calloutPosition.Y = _calloutEnd.Y - stringSize.Height;
_labelRectangle = new RectangleF(calloutPosition, stringSize);
i += 1;
} while (_labelRectangle.IntersectsWith(labelRectangle));
_layedOut = true;
}
private static void DrawChronodexSector(ChronodexSector cs, Graphics go)
{
GraphicsPath gp = new GraphicsPath();
gp.AddArc(levels[(int)cs.Focus], angles[cs.StartTime], cs.Duration * 7.5f);
gp.AddArc(levels[0], angles[cs.StartTime], cs.Duration * 7.5f);
gp.AddLine(gp.PathPoints[0], gp.PathPoints[4]);
gp.AddLine(gp.PathPoints[3], gp.PathPoints[7]);
HatchBrush brush = new HatchBrush(cs.HatchType, colors[cs.Area], Color.Transparent);
go.FillPath(brush, gp);
gp.Dispose();
if (cs.Description != string.Empty) {
Font stringFont = new Font("Monoid", 12);
SolidBrush textBrush = new SolidBrush(colors[cs.Area]);
go.DrawString(cs.Description, stringFont, textBrush, cs.LabelRectangle);
Pen pen = new Pen(colors[cs.Area], 4.0f);
go.DrawLine(pen, cs.CentralPoint, cs.CalloutEnd);
go.DrawLine(pen, new PointF(cs.LabelRectangle.Left, cs.LabelRectangle.Bottom),
new PointF(cs.LabelRectangle.Right, cs.LabelRectangle.Bottom));
}
}