protected virtual void OnPaintBackground(FluidPaintEventArgs e)
{
if (PaintBackground != null)
{
PaintBackground(this, e);
}
else
{
if (!BackColor.IsEmpty && BackColor != Color.Transparent)
{
Graphics g = e.Graphics;
if (BackColor.A == 255 || BackColor.A == 0)
{
SolidBrush brush = Brushes.GetBrush(BackColor);
g.FillRectangle(brush, e.ControlBounds);
}
else
{
using (GraphicsPlus gp = new GraphicsPlus(g))
{
using (SolidBrushPlus brush = new SolidBrushPlus(BackColor))
{
gp.FillRectangle(brush, e.ControlBounds);
}
}
}
}
}
}
protected override void PaintText(FluidPaintEventArgs e)
{
if (focused)
{
Graphics g = e.Graphics;
if (SelectBounds.IsEmpty)
{
SelectBounds = GetSelectBounds(startSel, selCount);
}
Rectangle bounds = e.ControlBounds;
Rectangle selRect = SelectBounds;
selRect.Offset(e.ScaleX(3), 0);
selRect.Offset(bounds.X, bounds.Y);
if (selRect.Width > 1)
{
g.FillRectangle(Brushes.GetBrush(Color.SkyBlue), selRect);
}
else
{
selRect.Width = 1;
g.FillRectangle(Brushes.GetBrush(Color.Black), selRect);
}
}
string text = GetDisplayText();
if (!string.IsNullOrEmpty(text))
{
PaintDefaultText(e, text);
}
}
protected void PaintDefaultContent(FluidPaintEventArgs e)
{
Rectangle rect = ButtonRectangle;
Color endColor = this.BackColor;
Graphics g = e.Graphics;
rect.Offset(e.ControlBounds.X, e.ControlBounds.Y);
Color textColor = ForeColor;
if (IsDown)
{
textColor = pressedForeColor.IsEmpty ? ColorConverter.AlphaBlendColor(endColor, textColor, 200) : pressedForeColor;
}
if (!Enabled)
{
textColor = ColorConverter.AlphaBlendColor(endColor, textColor, 32);
}
Brush foreBrush = Brushes.GetBrush(textColor);
StringFormat sf = this.stringFormat;
Rectangle r = rect;
r.Inflate(e.ScaleX(-3), e.ScaleY(2));
RectangleF rf = new RectangleF(r.Left, r.Top, r.Width, r.Height);
if (IsDown)
{
rf.X++;
rf.Y++;
}
rf.X += (float)ScaleX(TextOffset.X);
rf.Y += (float)ScaleY(TextOffset.Y);
g.DrawString(Text, Font, foreBrush, rf, sf);
if (Image != null)
{
int imW = ScaleX(Image.Width);
int imH = ScaleY(Image.Height);
int w = Math.Min(imW, rect.Width);
int h = Math.Min(imH, rect.Height);
rect.Y += (rect.Height - h) / 2;
rect.X += (rect.Width - h) / 2;
rect.Width = w;
rect.Height = h;
ImageAttributes ia = new ImageAttributes();
ia.SetColorKey(Color.Fuchsia, Color.Fuchsia);
if (rect.Width > w)
{
rect.X += (rect.Width - w) / 2;
rect.Width = w;
}
if (rect.Height > h)
{
rect.X += (rect.Height - h) / 2;
rect.Height = h;
}
if (IsDown)
{
rect.X++;
rect.Y++;
}
g.DrawImage(Image, rect, 0, 0, Image.Width, Image.Height, GraphicsUnit.Pixel, ia);
// g.DrawImage(Image, rect, new Rectangle(0, 0, imW, imH), GraphicsUnit.Pixel);
}
}