private static GraphicsPath CreateTopRoundRectangle(Rectangle rectangle, int radius, RoundCornerStyle rcStyle)
{
GraphicsPath path = new GraphicsPath();
int l = rectangle.Left;
int t = rectangle.Top;
int w = rectangle.Width;
int h = rectangle.Height;
if (radius <= 0)
{
path.AddLine(l, t, l + w, t); // top
path.AddLine(l + w, t, l + w, t + h); // right
path.AddLine(l + w, t + h, l, t + h); // bottom
path.AddLine(l, t + h, l, t); // left
}
else
{
int d = radius << 1;
int lefttop_eff = 0;
int righttop_eff = 0;
int topleft_eff = 0;
int topright_eff = 0;
if ((rcStyle & RoundCornerStyle.LeftTop) == RoundCornerStyle.LeftTop)
{
lefttop_eff = radius;
topleft_eff = radius;
}
if ((rcStyle & RoundCornerStyle.RightTop) == RoundCornerStyle.RightTop)
{
righttop_eff = radius;
topright_eff = radius;
}
if ((rcStyle & RoundCornerStyle.LeftTop) == RoundCornerStyle.LeftTop)
{
path.AddArc(l, t, d, d, 180, 90); // topleft
}
path.AddLine(l + lefttop_eff, t, l + w - righttop_eff, t); // top
if ((rcStyle & RoundCornerStyle.RightTop) == RoundCornerStyle.RightTop)
{
path.AddArc(l + w - d, t, d, d, 270, 90); // topright
}
path.AddLine(l + w, t + topright_eff, l + w, t + h); // right
path.AddLine(l + w, t + h, l, t + h); // bottom
path.AddLine(l, t + h, l, t + topleft_eff); // left
}
path.CloseFigure();
return(path);
}
private static void DrawButtonBackground(Graphics g, Rectangle rectangle,
bool pressed, bool hovered, bool animating, bool enabled,
Color backColor, Color glowColor, Color shineColor,
Color borderColor, float glowOpacity, int rad, RoundCornerStyle rcStyle)
{
SmoothingMode sm = g.SmoothingMode;
g.SmoothingMode = SmoothingMode.AntiAlias;
#region " outter border "
Rectangle rect = rectangle;
rect.Width--;
rect.Height--;
using (GraphicsPath bw = CreateRoundRectangle(rect, rad, rcStyle))
{
using (Pen p = new Pen(borderColor))
{
g.DrawPath(p, bw);
}
}
#endregion
rect.X++;
rect.Y++;
rect.Width -= 2;
rect.Height -= 2;
Rectangle rect2 = rect;
rect2.Height >>= 1;
#region " content "
using (GraphicsPath bb = CreateRoundRectangle(rect, rad - 2, rcStyle))
{
/*
* int opacity = pressed ? 0x7f : 0xFF;
* using (Brush br = new SolidBrush(Color.FromArgb(opacity, backColor)))
* {
* g.FillPath(br, bb);
* }
*/
int opacity = 0xbb;
// pky
if (!enabled)
{
opacity = 0xdd;
}
else
{
opacity = pressed ? 0x7f : 0xFF;
using (Brush br = new SolidBrush(Color.FromArgb(opacity, backColor)))
{
g.FillPath(br, bb);
}
}
using (Brush br = new SolidBrush(Color.FromArgb(opacity, backColor)))
{
g.FillPath(br, bb);
}
}
#endregion
#region " glow "
if ((hovered || animating) && !pressed)
{
using (GraphicsPath clip = CreateRoundRectangle(rect, rad - 2, rcStyle))
{
g.SetClip(clip, CombineMode.Intersect);
using (GraphicsPath brad = CreateBottomRadialPath(rect))
{
using (PathGradientBrush pgr = new PathGradientBrush(brad))
{
unchecked
{
int opacity = (int)(0xB2 * glowOpacity + .5f);
RectangleF bounds = brad.GetBounds();
pgr.CenterPoint = new PointF((bounds.Left + bounds.Right) / 2f, (bounds.Top + bounds.Bottom) / 2f);
pgr.CenterColor = Color.FromArgb(opacity, glowColor);
pgr.SurroundColors = new Color[] { Color.FromArgb(0, glowColor) };
}
g.FillPath(pgr, brad);
}
}
g.ResetClip();
}
}
#endregion
#region " shine "
if (rect2.Width > 0 && rect2.Height > 0)
{
rect2.Height++;
using (GraphicsPath bh = CreateTopRoundRectangle(rect2, rad - 2, rcStyle))
{
rect2.Height++;
int opacity = 0x99;
// Disable 버튼인 경우 들어간 느낌 주기 위해 - pky
if (pressed | !enabled)
//if (pressed)
{
// opacity = (int)(.4f * opacity + .5f);
// opacity = (int)(.9f * opacity + .9f);
opacity = 0x33;
}
using (LinearGradientBrush br = new LinearGradientBrush(rect2, Color.FromArgb(opacity, shineColor), Color.FromArgb(opacity / 3, shineColor), LinearGradientMode.Vertical))
{
g.FillPath(br, bh);
}
}
rect2.Height -= 2;
}
#endregion
#region " inner border "
using (GraphicsPath bb = CreateRoundRectangle(rect, rad - 1, rcStyle))
{
using (Pen p = new Pen(borderColor))
{
g.DrawPath(p, bb);
}
}
#endregion
g.SmoothingMode = sm;
}
