public override void DrawNode(Graphics g, Single roundRadius, System.Boolean selected)
{
Int32 x = ClientRectangle.X;
Int32 y = ClientRectangle.Y;
Int32 width = ClientRectangle.Width;
Int32 height = ClientRectangle.Height;
Rectangle[] rectArray = new Rectangle[3]
{
new Rectangle(x + 1, y + 1, width, height)
, new Rectangle(x + 2, y + 2, width, height)
, new Rectangle(x + 3, y + 3, width, height)
};
foreach (Rectangle rect in rectArray)
{
if (roundRadius > 0)
{
NuGenControlPaint.FillRoundRectangle(g, _nodeBrush, rect, roundRadius);
}
else
{
g.FillRectangle(_nodeBrush, rect);
}
}
/* Header */
using (LinearGradientBrush lgb = new LinearGradientBrush(HeaderRectangle, HeaderBackColor, Color.White, LinearGradientMode.Horizontal))
{
if (roundRadius > 0)
{
NuGenControlPaint.FillRoundRectangle(g, lgb, HeaderRectangle, roundRadius, NuGenRoundRectangleStyle.TopRound);
}
else
{
g.FillRectangle(lgb, HeaderRectangle);
}
}
using (SolidBrush sb = new SolidBrush(HeaderForeColor))
{
g.DrawString(Header, HeaderFont, sb, HeaderRectangle.X + 2, HeaderRectangle.Y + 2);
}
/* Body */
using (LinearGradientBrush lgb = new LinearGradientBrush(BodyRectangle, BodyBackColor, Color.White, LinearGradientMode.Vertical))
{
if (roundRadius > 0)
{
NuGenControlPaint.FillRoundRectangle(g, lgb, BodyRectangle, roundRadius, NuGenRoundRectangleStyle.BottomRound);
}
else
{
g.FillRectangle(lgb, BodyRectangle);
}
}
/* Inputs and Outputs */
using (SolidBrush sb = new SolidBrush(BodyForeColor))
{
for (Int32 i = 0; i < OutputsLength; i++)
{
Rectangle currentRect = OutputRectCollection[i];
g.DrawString("<", BodyFont, sb, currentRect.X, currentRect.Y);
}
for (Int32 i = 0; i < InputsLength; i++)
{
Rectangle currentRect = InputRectCollection[i];
g.DrawString(">", BodyFont, sb, currentRect.X, currentRect.Y);
}
}
/* Result */
Object result = GetData();
if (result != null)
{
using (SolidBrush sb = new SolidBrush(BodyForeColor))
{
Int32 resultX = BodyRectangle.X + BodyRectangle.Width / 2;
Int32 resultY = InputRectCollection[0].Y;
using (StringFormat sf = new StringFormat())
{
sf.Alignment = StringAlignment.Center;
switch (DisplayFormat)
{
case ValueDisplayFormat.CultureSpecific:
{
g.DrawString(ResultCultureSpecific, BodyFont, sb, resultX, resultY, sf);
break;
}
case ValueDisplayFormat.FixedPoint:
{
g.DrawString(ResultFixedPoint, BodyFont, sb, resultX, resultY, sf);
break;
}
case ValueDisplayFormat.Scientific:
{
g.DrawString(ResultScientific, BodyFont, sb, resultX, resultY, sf);
break;
}
default:
{
g.DrawString(Result, BodyFont, sb, resultX, resultY, sf);
break;
}
}
}
}
}
/* Outline */
if (selected)
{
using (Pen pen = new Pen(OutlineColor, 2))
{
if (roundRadius > 0)
{
NuGenControlPaint.DrawRoundRectangle(g, pen, ClientRectangle, roundRadius);
}
else
{
g.DrawRectangle(pen, ClientRectangle);
}
}
}
else
{
using (Pen pen = new Pen(OutlineColor, 1))
{
if (roundRadius > 0)
{
NuGenControlPaint.DrawRoundRectangle(g, pen, ClientRectangle, roundRadius);
}
else
{
g.DrawRectangle(pen, ClientRectangle);
}
}
}
}
public virtual void DrawNode(Graphics g, Single roundRadius, Boolean selected)
{
if (g == null)
{
throw new ArgumentNullException("g");
}
Int32 x = ClientRectangle.X;
Int32 y = ClientRectangle.Y;
Int32 width = ClientRectangle.Width;
Int32 height = ClientRectangle.Height;
Rectangle[] rectArray = new Rectangle[3]
{
new Rectangle(x + 1, y + 1, width, height)
, new Rectangle(x + 2, y + 2, width, height)
, new Rectangle(x + 3, y + 3, width, height)
};
Boolean flag = roundRadius > 0;
foreach (Rectangle rect in rectArray)
{
if (flag)
{
NuGenControlPaint.FillRoundRectangle(g, _nodeBrush, rect, roundRadius);
}
else
{
g.FillRectangle(_nodeBrush, rect);
}
}
/* Header */
using (LinearGradientBrush lgb = new LinearGradientBrush(HeaderRectangle, HeaderBackColor, Color.White, LinearGradientMode.Horizontal))
{
if (roundRadius > 0)
{
NuGenControlPaint.FillRoundRectangle(g, lgb, HeaderRectangle, roundRadius, NuGenRoundRectangleStyle.TopRound);
}
else
{
g.FillRectangle(lgb, HeaderRectangle);
}
}
/* Header text. */
using (SolidBrush sb = new SolidBrush(HeaderForeColor))
{
g.DrawString(Header, HeaderFont, sb, HeaderRectangle.X + 2, HeaderRectangle.Y + 2);
}
/* Fill the body background. */
using (LinearGradientBrush lgb = new LinearGradientBrush(BodyRectangle, BodyBackColor, Color.White, LinearGradientMode.Vertical))
{
if (roundRadius > 0)
{
NuGenControlPaint.FillRoundRectangle(g, lgb, BodyRectangle, roundRadius, NuGenRoundRectangleStyle.BottomRound);
}
else
{
g.FillRectangle(lgb, BodyRectangle);
}
}
/* Draw node inputs and outputs. */
using (SolidBrush sb = new SolidBrush(BodyForeColor))
{
for (Int32 i = 0; i < OutputsLength; i++)
{
Rectangle outputRect = OutputRectCollection[i];
g.DrawString(String.Format(CultureInfo.CurrentUICulture, "{0}<", GetOutput(i).Name), BodyFont, sb, outputRect.X, outputRect.Y);
}
for (Int32 i = 0; i < InputsLength; i++)
{
Rectangle inputRect = InputRectCollection[i];
g.DrawString(String.Format(CultureInfo.CurrentUICulture, ">{0}", GetInput(i).Name), BodyFont, sb, inputRect.X, inputRect.Y);
}
}
/* Draw outline. */
if (selected)
{
using (Pen pen = new Pen(OutlineColor, 2))
{
DrawNodeOutline(g, pen, ClientRectangle, roundRadius);
}
}
else
{
using (Pen pen = new Pen(Color.FromArgb(64, OutlineColor), 1))
{
DrawNodeOutline(g, pen, ClientRectangle, roundRadius);
}
}
}
