protected override void OnPaint(PaintEventArgs e)
{
e.Graphics.DrawLine(SystemPens.ControlDark, 0, 0, Width, 0);
e.Graphics.DrawLine(SystemPens.ControlLightLight, 0, 1, Width, 1);
if (_mouseIn)
{
using (var brush = new SolidBrush(BackColor.Darken()))
{
e.Graphics.FillRectangle(brush, new Rectangle(0, 3, Width, Height - Padding.Vertical));
}
}
else
{
using (var brush = new SolidBrush(BackColor.Darken(10)))
{
e.Graphics.FillRectangle(brush, new Rectangle(0, Height - Padding.Vertical + 2, Width, 1));
}
}
using (var brush = new SolidBrush(ForeColor))
{
e.Graphics.FillPolygon(brush, GetTrianglePoints());
}
base.OnPaint(e);
}
protected override void OnPaint(PaintEventArgs e)
{
base.OnPaint(e);
const int padding = 4;
var rect = Rectangle.Empty;
var rotflip = RotateFlipType.RotateNoneFlipNone;
int buttonX = 0, buttonY = 0;
switch (Dock)
{
case DockStyle.Top:
rect = new Rectangle(padding + ButtonHeight, Height - RenderHandleWidth - 1, Width - padding - padding - ButtonHeight, RenderHandleWidth);
rotflip = _hidden ? RotateFlipType.RotateNoneFlipNone : RotateFlipType.RotateNoneFlipY;
buttonX = padding;
buttonY = Height - HandleWidth;
break;
case DockStyle.Bottom:
rect = new Rectangle(padding + ButtonHeight, 1, Width - padding - padding - ButtonHeight, RenderHandleWidth);
rotflip = !_hidden ? RotateFlipType.RotateNoneFlipNone : RotateFlipType.RotateNoneFlipY;
buttonX = padding;
break;
case DockStyle.Left:
rect = new Rectangle(Width - RenderHandleWidth - 1, padding + ButtonHeight, RenderHandleWidth, Height - padding - padding - ButtonHeight);
rotflip = _hidden ? RotateFlipType.Rotate90FlipX : RotateFlipType.Rotate90FlipNone;
buttonY = padding;
buttonX = Width - HandleWidth;
break;
case DockStyle.Right:
rect = new Rectangle(1, padding + ButtonHeight, RenderHandleWidth, Height - padding - padding - ButtonHeight);
rotflip = !_hidden ? RotateFlipType.Rotate90FlipX : RotateFlipType.Rotate90FlipNone;
buttonY = padding;
break;
}
if (!rect.IsEmpty)
{
using (var b = new SolidBrush(BackColor.Darken(_hidden ? 10 : 40)))
{
e.Graphics.FillRectangle(b, rect);
}
using (var cl = new Bitmap(_arrow))
{
cl.RotateFlip(rotflip);
e.Graphics.DrawImage(cl, buttonX, buttonY);
}
}
}
private void PaintWarning(Graphics g, Rectangle surface, string warning)
{
const int MARGIN = 2;
SizeF indicatorSize = new SizeF(30, 30);
SizeF warningSize = g.MeasureString(warning, Font);
SizeF totalSize = new SizeF(indicatorSize.Width + MARGIN + warningSize.Width, indicatorSize.Height);
g.SmoothingMode = SmoothingMode.HighQuality;
// Draw indicator.
using (SolidBrush brush = new SolidBrush(Color.FromArgb(128, BackColor.Darken(.4f))))
{
g.FillEllipse(brush, new RectangleF(
new PointF(
(float)Math.Round(surface.Width / 2 - totalSize.Width / 2),
(float)Math.Round(surface.Height / 2 - indicatorSize.Height / 2)
),
indicatorSize
));
}
// Draw indicator text.
using (Font font = new Font("Segoe UI", 18, FontStyle.Bold))
{
SizeF fontSize = g.MeasureString("?", font);
g.DrawString(
"?",
font,
SystemBrushes.Control,
(float)Math.Round(surface.Width / 2 - totalSize.Width / 2 + indicatorSize.Width / 2 - fontSize.Width / 2 + 1.5),
(float)Math.Round(surface.Height / 2 - fontSize.Height / 2)
);
}
// Draw warning text.
using (SolidBrush brush = new SolidBrush(Color.FromArgb(warningOpacity, ForeColor)))
{
g.DrawString(
warning,
Font,
brush,
(float)Math.Round(surface.Width / 2 + indicatorSize.Width - totalSize.Width / 2 + MARGIN),
(float)Math.Round(surface.Height / 2 - warningSize.Height / 2 + .5)
);
}
}
protected override void OnPaint(PaintEventArgs e)
{
if (DesignMode)
{
ControlPaint.DrawBorder(e.Graphics, ClientRectangle, ForeColor, ButtonBorderStyle.Dashed);
}
if (Image == null)
{
return;
}
int imageX = Width / 2 - Image.Width / 2;
int imageY = Height / 2 - Image.Height / 2;
if (IsMouseOver || Selected)
{
// Draw mono image.
if (!IsMouseDown || !Selected)
{
e.Graphics.DrawImageMono(Image, BackColor.Darken(.2f), imageX, imageY);
}
// Draw filled background.
using (SolidBrush brush = new SolidBrush(
Color.FromArgb(
Selected ?
IsMouseOver ? 128 : 26 :
IsMouseDown ? 192 : 64,
SystemColors.Highlight
)
))
{
e.Graphics.FillRectangle(brush, ClientRectangle);
}
// Draw border.
ControlPaint.DrawBorder(e.Graphics, ClientRectangle, SystemColors.Highlight, ButtonBorderStyle.Solid);
}
int offset = IsMouseOver && !IsMouseDown && !Selected ? 1 : 0;
e.Graphics.DrawImageTranslucent(Image, Selected ? 1 : .75f, imageX - offset, imageY - offset);
}
protected override void OnPaint(PaintEventArgs e)
{
Graphics g = e.Graphics;
if (Parent != null)
{
g.FillRectangle(new SolidBrush(Parent.BackColor), ClientRectangle);
}
g.SmoothingMode = SmoothingMode.AntiAlias;
Rectangle backgroundRect = new Rectangle(
ClientRectangle.X,
ClientRectangle.Y,
ClientRectangle.Width - 1,
ClientRectangle.Height - 1);
if (FillBackground)
{
if (!_isSelected)
{
if (RadioButtonFlatStyle)
{
LinearGradientBrush gradient = new LinearGradientBrush(backgroundRect, BackColor.Lighten(5), BackColor.Darken(25), LinearGradientMode.Vertical);
g.FillPath(gradient, ExtendedForms.RoundedRect(backgroundRect, BorderRadius));
}
else
{
g.FillPath(new SolidBrush(BackColor), ExtendedForms.RoundedRect(backgroundRect, BorderRadius));
}
if (_useDarckenColorForBorder)
{
g.DrawPath(new Pen(BackColor.Darken(80), 1), ExtendedForms.RoundedRect(backgroundRect, BorderRadius));
}
else
{
g.DrawPath(new Pen(BorderColor, 1), ExtendedForms.RoundedRect(backgroundRect, BorderRadius));
}
}
else
{
if (RadioButtonFlatStyle)
{
LinearGradientBrush gradient = new LinearGradientBrush(backgroundRect, BackColor.Lighten(30), BackColor.Lighten(15), LinearGradientMode.Vertical);
g.FillPath(gradient, ExtendedForms.RoundedRect(backgroundRect, BorderRadius));
}
else
{
g.FillPath(new SolidBrush(BackColor.Lighten(30)), ExtendedForms.RoundedRect(backgroundRect, BorderRadius));
}
if (_useDarckenColorForBorder)
{
g.DrawPath(new Pen(BorderColor.Lighten(20), 1), ExtendedForms.RoundedRect(backgroundRect, BorderRadius));
}
else
{
g.DrawPath(new Pen(BorderColor, 1), ExtendedForms.RoundedRect(backgroundRect, BorderRadius));
}
}
}
int dotDiameter = ThumbRadius;
int thumbY = ClientRectangle.Height / 2 - dotDiameter / 2 - 1;
RectangleF innerRect = new RectangleF(Padding.Left + Spacing, thumbY, dotDiameter, dotDiameter);
int textX = ( int )innerRect.Left + ( int )innerRect.Width + Spacing;
SolidBrush thumbBackBrush = null;
Pen thumbBorderPen = new Pen(ThumbColor, 2);
SolidBrush thumbDotBrush = new SolidBrush(ThumbColor);
if (_isSelected)
{
thumbBackBrush = _whiteBrush;
thumbBorderPen = (RadioButtonFlatStyle) ?
thumbBorderPen = new Pen(BackColor.Darken(120), 2) :
thumbBorderPen = new Pen(ThumbColor, 2);
}
else
{
thumbBackBrush = _whiteBrush;
thumbBorderPen = (RadioButtonFlatStyle) ?
thumbBorderPen = new Pen(BackColor.Darken(130), 2) :
thumbBorderPen = new Pen(ThumbColor, 2);
}
int count = (Checked || _isSelected) ? 2 : 1;
for (int i = 0; i < count; i++)
{
if (RoundedThumb)
{
g.FillEllipse(((Checked || _isSelected) && i > 0) ? thumbDotBrush : thumbBackBrush, innerRect);
g.DrawEllipse(thumbBorderPen, innerRect);
}
else
{
g.FillRectangle(thumbBackBrush, innerRect);
g.DrawRectangle(thumbBorderPen, innerRect.X, innerRect.Y, innerRect.Width, innerRect.Height);
}
innerRect.Inflate(-4, -4);
}
StringFormat sf = new StringFormat();
sf.LineAlignment = StringAlignment.Center;
sf.Alignment = StringAlignment.Near;
sf.FormatFlags = StringFormatFlags.NoWrap;
innerRect = new RectangleF(textX, 1, ClientRectangle.Width - 1 - dotDiameter - 2, ClientRectangle.Height - 3);
SolidBrush textBrush = (ForeColor == Color.Black) ? _blackBrush : new SolidBrush(ForeColor);
g.DrawString(Text, Font, textBrush, innerRect, sf);
}
