public override void Draw(Graphics graphics)
{
LinePen = new Pen(lineColor);
if (isBold)
{
TextFont = new Font("Arial", fontSize);
}
FillBrush = fillColor;
if (graphics == null)
{
return;
}
var box = new Rectangle()
{
Location = Corner, Size = Size
};
graphics.FillRectangle(FillBrush, box);
if (IsSelected)
{
var g = new GraphicsWithSelection()
{
MyGraphics = graphics
};
g.DrawSelectionBox(Corner, Size);
}
else
{
graphics.DrawRectangle(LinePen, box);
}
var minimumSize = graphics.MeasureString("...", TextFont);
if (Size.Width < minimumSize.Width - Padding * 2 ||
Size.Height < minimumSize.Height - Padding * 2)
{
return;
}
var formatter = new StringFormat
{
LineAlignment = StringAlignment.Center,
Alignment = StringAlignment.Center,
Trimming = StringTrimming.EllipsisCharacter
};
var textRectangle = new RectangleF(Corner.X + Padding, Corner.Y + Padding, Size.Width - Padding * 2, Size.Height - Padding * 2);
graphics.DrawString(Label, TextFont, TextBrush, textRectangle, formatter);
}
public override void Draw(Graphics graphics)
{
GraphicsPath hPath = new GraphicsPath();
// Create the outline for our custom end cap.
/*hPath.AddLine(new Point(0, 0), new Point(0, -5));
* hPath.AddLine(new Point(0, -5), new Point(5, -1));
* hPath.AddLine(new Point(5, -1), new Point(3, -1));*/
;
if (LineType == "Aggregation")
{
Point p1 = new Point(0, 0);
Point p2 = new Point(-capWidth, -capHeight);
Point p3 = new Point(0, -(2 * capHeight));
Point p4 = new Point(capWidth, -capHeight);
Point[] pD = { p1, p2, p3, p4 };
//FillMode newFillMode = FillMode.Winding;
hPath.AddPolygon(pD);
}
if (LineType == "Composition")
{
Point p1 = new Point(0, 0);
Point p2 = new Point(-capWidth, -capHeight);
Point p3 = new Point(0, -(2 * capHeight));
Point p4 = new Point(capWidth, -capHeight);
Point[] pD = { p1, p2, p3, p4 };
//FillMode newFillMode = FillMode.Winding;
hPath.AddPolygon(pD);
}
if (LineType == "Genspec")
{
Point p1 = new Point(0, 0);
Point p2 = new Point(-capWidth, -capHeight);
//Point p3 = new Point(0, -(2 * capHeight));
Point p4 = new Point(capWidth, -capHeight);
Point[] pD = { p1, p2, p4 };
//FillMode newFillMode = FillMode.Winding;
hPath.AddPolygon(pD);
}
if (LineType == "Dependency")
{
hPath.AddLine(new Point(0, 0), new Point(-capWidth, -capHeight));
hPath.AddLine(new Point(0, 0), new Point(capWidth, -capHeight));
}
hPath.FillMode = FillMode.Winding;
Pen customCapPen = new Pen(lineColor, lineThickness);
CustomLineCap HookCap;
if (LineType == "Composition")
{
HookCap = new CustomLineCap(hPath, null);
customCapPen.CustomStartCap = HookCap;
}
else
{
HookCap = new CustomLineCap(null, hPath);
customCapPen.CustomStartCap = HookCap;
}
//CustomLineCap HookCap = new CustomLineCap(hPath, hPath);
if (LineType == "Dependency")
{
customCapPen.DashPattern = new float[] { 4.0F, 2.0F, 1.0F, 3.0F };
}
LineCap startCap;
LineCap endCap;
HookCap.GetStrokeCaps(out startCap, out endCap);
RegularPen.StartCap = startCap;
Point[] points = { new Point(Start.X, Start.Y), new Point(End.X, End.Y) };
//RegularPen.SetLineCap(System.Drawing.Drawing2D.LineCap.Custom, System.Drawing.Drawing2D.LineCap.NoAnchor, System.Drawing.Drawing2D.DashCap.Flat);
if (graphics == null)
{
return;
}
if (IsSelected)
{
var g = new GraphicsWithSelection()
{
MyGraphics = graphics
};
g.DrawSelectionLine(Start, End);
}
else
{
//graphics.DrawLine(RegularPen, Start, End);
graphics.DrawLines(customCapPen, points);
if (LineType == "Binary")
{
graphics.DrawString(label, TextFont, TextBrush, (Start.X + End.X) / 2, (Start.Y + End.Y) / 2);
}
}
}