private static void DrawBorderLine(Graphics g, Point[] p, eStyleBorderType border, int lineWidth, Color colorStart, Color colorEnd, Color colorLightStart, Color colorLightEnd, eBorderSide side, BorderDrawInfo drawInfo)
{
if (border == eStyleBorderType.Etched || border == eStyleBorderType.Double)
{
if (colorLightStart.IsEmpty)
{
colorLightStart = System.Windows.Forms.ControlPaint.Light(colorStart);
colorStart = System.Windows.Forms.ControlPaint.Dark(colorStart);
}
if (drawInfo.IsTwistedDoubleBorder && (side == eBorderSide.Bottom || side == eBorderSide.Right))
{
Color ct1 = colorStart;
Color ct2 = colorEnd;
colorStart = colorLightStart;
colorEnd = colorLightEnd;
colorLightStart = ct1;
colorLightEnd = ct2;
}
DisplayHelp.DrawGradientLine(g, p[0], p[1], colorStart, colorEnd, 90, lineWidth);
if (side == eBorderSide.Top)
{
p[0].Y += lineWidth;
p[1].Y += lineWidth;
if (drawInfo.HasLeftBorder)
p[0].X += 1;
if (drawInfo.HasRightBorder)
p[1].X -= 1;
}
else if (side == eBorderSide.Bottom)
{
p[0].Y -= lineWidth;
p[1].Y -= lineWidth;
if (!drawInfo.IsTwistedDoubleBorder)
{
if (drawInfo.HasLeftBorder)
p[0].X += 1;
if (drawInfo.HasRightBorder)
p[1].X -= 1;
}
}
else if (side == eBorderSide.Left || side == eBorderSide.BottomLeft || side == eBorderSide.TopLeft)
{
p[0].X += lineWidth;
p[1].X += lineWidth;
if (drawInfo.HasTopBorder)
p[0].Y += 1;
if (drawInfo.HasBottomBorder)
p[1].Y -= 1;
}
else if (side == eBorderSide.Right || side == eBorderSide.BottomRight || side == eBorderSide.TopRight)
{
p[0].X -= lineWidth;
p[1].X -= lineWidth;
if (!drawInfo.IsTwistedDoubleBorder)
{
if (drawInfo.HasTopBorder)
p[0].Y += 1;
if (drawInfo.HasBottomBorder)
p[1].Y -= 1;
}
}
DisplayHelp.DrawGradientLine(g, p[0], p[1], colorLightStart, colorLightEnd, 90, lineWidth);
}
else
{
if (colorEnd.IsEmpty)
{
SmoothingMode sm = g.SmoothingMode;
g.SmoothingMode = SmoothingMode.None;
using (Pen pen = CreatePen(border, lineWidth, colorStart))
g.DrawLine(pen, p[0], p[1]);
g.SmoothingMode = sm;
}
else
DisplayHelp.DrawGradientLine(g, p[0], p[1], colorStart, colorEnd, 90, lineWidth);
}
}
/// <summary>
/// Paint style border.
/// </summary>
/// <param name="e">Style display information.</param>
public static void PaintBorder(ElementStyleDisplayInfo e)
{
bool disposeStyle = false;
ElementStyle style = GetElementStyle(e.Style, out disposeStyle);
Rectangle backBounds = GetBackgroundRectangle(style, e.Bounds);
Rectangle bounds = ElementStyleDisplay.GetBorderRectangle(style, backBounds);
try
{
if (bounds.Width < 2 || bounds.Height < 2)
{
return;
}
eCornerType cornerTopLeft = GetCornerType(style.CornerType, style.CornerTypeTopLeft);
eCornerType cornerTopRight = GetCornerType(style.CornerType, style.CornerTypeTopRight);
eCornerType cornerBottomLeft = GetCornerType(style.CornerType, style.CornerTypeBottomLeft);
eCornerType cornerBottomRight = GetCornerType(style.CornerType, style.CornerTypeBottomRight);
if (style.PaintBorder && style.Border == eStyleBorderType.Solid && cornerTopLeft == eCornerType.Rounded &&
cornerTopRight == eCornerType.Rounded &&
cornerBottomLeft == eCornerType.Rounded && cornerBottomRight == eCornerType.Rounded &&
style.BorderLeftWidth == style.BorderWidth && style.BorderRightWidth == style.BorderWidth
&& style.BorderTopWidth == style.BorderWidth && style.BorderBottomWidth == style.BorderWidth)
{
if (style.BorderWidth == 1)
{
bounds.Width++;
bounds.Height++;
}
DisplayHelp.DrawRoundGradientRectangle(e.Graphics, bounds, style.BorderColor, style.BorderColor2,
style.BorderGradientAngle, style.BorderWidth,
style.CornerDiameter);
return;
}
else if (style.PaintAllBorders && style.Border == eStyleBorderType.Solid &&
cornerTopLeft == eCornerType.Square && cornerTopRight == eCornerType.Square &&
cornerBottomLeft == eCornerType.Square && cornerBottomRight == eCornerType.Square &&
style.BorderLeftWidth == style.BorderWidth && style.BorderRightWidth == style.BorderWidth
&& style.BorderTopWidth == style.BorderWidth && style.BorderBottomWidth == style.BorderWidth)
{
if (style.BorderWidth == 1)
{
bounds.Width++;
bounds.Height++;
}
DisplayHelp.DrawGradientRectangle(e.Graphics, bounds, style.BorderColor, style.BorderColor2,
style.BorderGradientAngle, style.BorderWidth);
return;
}
else if (style.Border == eStyleBorderType.None && style.BorderRight == eStyleBorderType.Etched &&
style.BorderLeft == eStyleBorderType.None &&
style.BorderTop == eStyleBorderType.None && style.BorderBottom == eStyleBorderType.None)
{
DisplayHelp.DrawGradientRectangle(e.Graphics,
new Rectangle(bounds.Right - 2, bounds.Y, 3,
bounds.Height + 1),
style.BorderColorLight,
style.BorderColorLight2,
90,
1);
DisplayHelp.DrawGradientLine(e.Graphics,
new Point(bounds.Right, bounds.Y),
new Point(bounds.Right, bounds.Bottom + 1),
style.BorderColor,
style.BorderColor2,
90,
1);
return;
}
if (!style.BorderColor2.IsEmpty || !style.BorderColorLight.IsEmpty)
{
if (style.Border == eStyleBorderType.Solid)
{
using (
GraphicsPath path = DisplayHelp.GetRoundedRectanglePath(bounds, style.CornerDiameter,
eStyleBackgroundPathPart.Complete,
cornerTopLeft, cornerTopRight,
cornerBottomLeft, cornerBottomRight)
)
{
DisplayHelp.DrawGradientPathBorder(e.Graphics, path, style.BorderColor, style.BorderColor2,
style.BorderGradientAngle, style.BorderWidth);
}
return;
}
else if (style.Border == eStyleBorderType.Etched)
{
Rectangle r = bounds;
r.Width -= style.BorderWidth;
r.Height -= style.BorderWidth;
r.Offset(style.BorderWidth, style.BorderWidth);
if (r.Width > 2 && r.Height > 2)
{
using (
GraphicsPath path = DisplayHelp.GetRoundedRectanglePath(r, style.CornerDiameter,
eStyleBackgroundPathPart.
Complete,
cornerTopLeft, cornerTopRight,
cornerBottomLeft,
cornerBottomRight)
)
{
DisplayHelp.DrawGradientPathBorder(e.Graphics, path, style.BorderColorLight,
style.BorderColorLight2,
style.BorderLightGradientAngle,
style.BorderWidth);
}
r.Offset(-style.BorderWidth, -style.BorderWidth);
using (
GraphicsPath path = DisplayHelp.GetRoundedRectanglePath(r, style.CornerDiameter,
eStyleBackgroundPathPart.
Complete,
cornerTopLeft, cornerTopRight,
cornerBottomLeft,
cornerBottomRight)
)
{
DisplayHelp.DrawGradientPathBorder(e.Graphics, path, style.BorderColor,
style.BorderColor2,
style.BorderGradientAngle, style.BorderWidth);
}
}
return;
}
else if ((style.BorderTop == eStyleBorderType.Double && style.BorderLeft == eStyleBorderType.Double &&
style.BorderRight == eStyleBorderType.Double &&
style.BorderBottom == eStyleBorderType.Double) ||
(style.BorderTop == eStyleBorderType.None && style.BorderLeft == eStyleBorderType.Double &&
style.BorderRight == eStyleBorderType.Double &&
style.BorderBottom == eStyleBorderType.Double))
{
Rectangle r = bounds;
Region oldClip = null;
bool clipSet = false;
if (style.BorderTop == eStyleBorderType.None)
{
Rectangle clipRect = r;
clipRect.Width++;
clipRect.Height++;
e.Graphics.SetClip(clipRect);
r.Y -= 3;
r.Height += 3;
}
using (
GraphicsPath path = DisplayHelp.GetBorderPath(r, style.CornerDiameter,
eStyleBackgroundPathPart.Complete,
cornerTopLeft, cornerTopRight,
cornerBottomLeft,
cornerBottomRight, style.PaintLeftBorder,
style.PaintRightBorder,
style.PaintTopBorder,
style.PaintBottomBorder))
{
using (Pen pen = new Pen(style.BorderColor, style.BorderWidth))
path.Widen(pen);
DisplayHelp.FillPath(e.Graphics, path, style.BorderColor, style.BorderColor2);
}
r.Inflate(-style.BorderWidth, -style.BorderWidth);
using (
GraphicsPath path = DisplayHelp.GetBorderPath(r, style.CornerDiameter,
eStyleBackgroundPathPart.Complete,
cornerTopLeft, cornerTopRight,
cornerBottomLeft,
cornerBottomRight, style.PaintLeftBorder,
style.PaintRightBorder,
style.PaintTopBorder,
style.PaintBottomBorder))
{
using (Pen pen = new Pen(style.BorderColor, style.BorderWidth))
path.Widen(pen);
DisplayHelp.FillPath(e.Graphics, path, style.BorderColorLight, style.BorderColorLight2);
}
if (clipSet)
e.Graphics.Clip = oldClip;
return;
}
}
Color colorStart = style.BorderColor;
Color colorEnd = style.BorderColor2;
Color colorLightStart = style.BorderColorLight;
Color colorLightEnd = style.BorderColorLight2;
BorderDrawInfo borderDrawInfo = new BorderDrawInfo(style.PaintLeftBorder, style.PaintRightBorder,
style.PaintTopBorder, style.PaintBottomBorder,
e.IsTwistedDoubleBorder);
if (style.PaintLeftBorder)
{
Color color = style.BorderColor;
if (!style.BorderLeftColor.IsEmpty)
color = style.BorderLeftColor;
Point[] p = new Point[2];
// Corner type square is default setting
p[0] = bounds.Location;
p[1].X = bounds.X;
p[1].Y = bounds.Bottom;
if (cornerTopLeft != eCornerType.Square)
{
p[0].Y += style.CornerDiameter;
}
if (cornerBottomLeft != eCornerType.Square)
{
p[1].Y -= style.CornerDiameter;
}
ElementStyleDisplay.DrawBorderLine(e.Graphics, p, style.BorderLeft, style.BorderLeftWidth, color,
colorEnd, colorLightStart, colorLightEnd, eBorderSide.Left,
borderDrawInfo);
if (style.PaintTopBorder && cornerTopLeft != eCornerType.Square)
{
if (cornerTopLeft == eCornerType.Diagonal)
{
p[0].X = bounds.X;
p[0].Y = bounds.Y + style.CornerDiameter;
p[1].X = bounds.X + style.CornerDiameter;
p[1].Y = bounds.Y;
ElementStyleDisplay.DrawBorderLine(e.Graphics, p, style.BorderLeft, style.BorderLeftWidth, color,
colorEnd, colorLightStart, colorLightEnd, eBorderSide.TopLeft,
borderDrawInfo);
}
else if (cornerTopLeft == eCornerType.Rounded)
{
ArcData a = GetCornerArc(bounds, style.CornerDiameter, eCornerArc.TopLeft);
// new ArcData(bounds.X,bounds.Y,style.CornerDiameter*2,style.CornerDiameter*2,180,90);
ElementStyleDisplay.DrawCornerArc(e.Graphics, a, style.BorderLeft, style.BorderLeftWidth, color);
}
}
if (style.PaintBottomBorder && cornerBottomLeft != eCornerType.Square)
{
if (cornerBottomLeft == eCornerType.Diagonal)
{
p[0].X = bounds.X;
p[0].Y = bounds.Bottom - style.CornerDiameter;
p[1].X = bounds.X + style.CornerDiameter;
p[1].Y = bounds.Bottom;
ElementStyleDisplay.DrawBorderLine(e.Graphics, p, style.BorderLeft, style.BorderLeftWidth, color,
colorEnd, colorLightStart, colorLightEnd,
eBorderSide.BottomLeft, borderDrawInfo);
}
else if (cornerBottomLeft == eCornerType.Rounded)
{
ArcData a = GetCornerArc(bounds, style.CornerDiameter, eCornerArc.BottomLeft);
// new ArcData(bounds.X,bounds.Y,style.CornerDiameter*2,style.CornerDiameter*2,180,90);
ElementStyleDisplay.DrawCornerArc(e.Graphics, a, style.BorderLeft, style.BorderLeftWidth, color);
}
}
}
if (style.PaintTopBorder)
{
Color color = style.BorderColor;
if (!style.BorderTopColor.IsEmpty)
color = style.BorderTopColor;
Point[] p = new Point[2];
// Default setting for Square corner type on both sides
p[0] = bounds.Location;
p[1].X = bounds.Right;
p[1].Y = bounds.Y;
if (cornerTopLeft != eCornerType.Square)
{
p[0].X += style.CornerDiameter;
}
if (cornerTopRight != eCornerType.Square)
{
p[1].X -= style.CornerDiameter;
}
ElementStyleDisplay.DrawBorderLine(e.Graphics, p, style.BorderTop, style.BorderTopWidth, color, colorEnd,
colorLightStart, colorLightEnd, eBorderSide.Top, borderDrawInfo);
}
if (style.PaintBottomBorder)
{
Color color = style.BorderColor;
if (!style.BorderBottomColor.IsEmpty)
color = style.BorderBottomColor;
Point[] p = new Point[2];
// Default for Square corner type on both sides
p[0].X = bounds.X;
p[0].Y = bounds.Bottom;
p[1].X = bounds.Right;
p[1].Y = bounds.Bottom;
if (cornerBottomLeft != eCornerType.Square)
{
p[0].X += style.CornerDiameter;
}
if (cornerBottomRight != eCornerType.Square)
{
p[1].X -= style.CornerDiameter;
}
ElementStyleDisplay.DrawBorderLine(e.Graphics, p, style.BorderBottom, style.BorderBottomWidth, color,
colorEnd, colorLightStart, colorLightEnd, eBorderSide.Bottom,
borderDrawInfo);
}
if (style.PaintRightBorder)
{
Color color = style.BorderColor;
if (!style.BorderRightColor.IsEmpty)
color = style.BorderRightColor;
Point[] p = new Point[2];
// Default for Square corner type on both sides
p[0].X = bounds.Right;
p[0].Y = bounds.Y;
p[1].X = bounds.Right;
p[1].Y = bounds.Bottom;
if (cornerTopRight != eCornerType.Square)
{
p[0].Y += style.CornerDiameter;
}
if (cornerBottomRight != eCornerType.Square)
{
p[1].Y -= style.CornerDiameter;
}
ElementStyleDisplay.DrawBorderLine(e.Graphics, p, style.BorderRight, style.BorderRightWidth, color,
colorEnd, colorLightStart, colorLightEnd, eBorderSide.Right,
borderDrawInfo);
if (style.PaintTopBorder && cornerTopRight != eCornerType.Square)
{
if (cornerTopRight == eCornerType.Diagonal)
{
p[0].X = bounds.Right - style.CornerDiameter;
p[0].Y = bounds.Y;
p[1].X = bounds.Right;
p[1].Y = bounds.Y + style.CornerDiameter;
ElementStyleDisplay.DrawBorderLine(e.Graphics, p, style.BorderLeft, style.BorderRightWidth,
color, colorEnd, colorLightStart, colorLightEnd,
eBorderSide.TopRight, borderDrawInfo);
}
else if (cornerTopRight == eCornerType.Rounded)
{
ArcData a = GetCornerArc(bounds, style.CornerDiameter, eCornerArc.TopRight);
// new ArcData(bounds.X,bounds.Y,style.CornerDiameter*2,style.CornerDiameter*2,180,90);
ElementStyleDisplay.DrawCornerArc(e.Graphics, a, style.BorderLeft, style.BorderLeftWidth, color);
}
}
if (style.PaintBottomBorder && cornerBottomRight != eCornerType.Square)
{
if (cornerBottomRight == eCornerType.Diagonal)
{
p[0].X = bounds.Right;
p[0].Y = bounds.Bottom - style.CornerDiameter;
p[1].X = bounds.Right - style.CornerDiameter;
p[1].Y = bounds.Bottom;
ElementStyleDisplay.DrawBorderLine(e.Graphics, p, style.BorderLeft, style.BorderRightWidth,
color, colorEnd, colorLightStart, colorLightEnd,
eBorderSide.BottomRight, borderDrawInfo);
}
else if (cornerBottomRight == eCornerType.Rounded)
{
ArcData a = GetCornerArc(bounds, style.CornerDiameter, eCornerArc.BottomRight);
// new ArcData(bounds.X,bounds.Y,style.CornerDiameter*2,style.CornerDiameter*2,180,90);
ElementStyleDisplay.DrawCornerArc(e.Graphics, a, style.BorderLeft, style.BorderLeftWidth, color);
}
}
}
}
finally
{
if (disposeStyle) style.Dispose();
}
}
