public void DrawHeaderHighlight(Cairo.Context cr, Gdk.Rectangle alloc, int bottom_offset)
{
Cairo.Color gtk_selection_color = GetWidgetColor(GtkColorClass.Background, StateType.Selected);
Cairo.Color light_color = gtk_selection_color.ColorShade(1.6);
Cairo.Color dark_color = gtk_selection_color.ColorShade(1.3);
LinearGradient grad = new LinearGradient(alloc.X, alloc.Y + 2, alloc.X, alloc.Y + alloc.Height - 3 - bottom_offset);
grad.AddColorStop(0, light_color);
grad.AddColorStop(1, dark_color);
cr.Pattern = grad;
cr.Rectangle(alloc.X, alloc.Y + 2, alloc.Width - 2, alloc.Height - 2 - bottom_offset);
cr.Fill();
}
public void DrawHeaderBackground(Cairo.Context cr, Gdk.Rectangle alloc, int bottom_offset, bool fill)
{
Cairo.Color gtk_background_color = GetWidgetColor(GtkColorClass.Background, StateType.Normal);
Cairo.Color gtk_base_color = GetWidgetColor(GtkColorClass.Base, StateType.Normal);
Cairo.Color light_color = gtk_background_color.ColorShade(1.1);
Cairo.Color dark_color = gtk_background_color.ColorShade(0.95);
CairoCorners corners = CairoCorners.TopLeft | CairoCorners.TopRight;
if (fill)
{
LinearGradient grad = new LinearGradient(alloc.X, alloc.Y, alloc.X, alloc.Y + alloc.Height);
grad.AddColorStop(0, light_color);
grad.AddColorStop(0.75, dark_color);
grad.AddColorStop(0, light_color);
cr.Pattern = grad;
cr.RoundedRectangle(alloc.X, alloc.Y, alloc.Width, alloc.Height - bottom_offset, BORDER_RADIUS, corners);
cr.Fill();
cr.Color = gtk_base_color;
cr.Rectangle(alloc.X, alloc.Y + alloc.Height - bottom_offset, alloc.Width, bottom_offset);
cr.Fill();
}
else
{
cr.Color = gtk_base_color;
cr.RoundedRectangle(alloc.X, alloc.Y, alloc.Width, alloc.Height, BORDER_RADIUS, corners);
cr.Fill();
}
cr.LineWidth = 1.0;
cr.Translate(alloc.X + 0.5, alloc.Y + 0.5);
cr.Color = border_color;
cr.RoundedRectangle(alloc.X, alloc.Y, alloc.Width - 1, alloc.Height + 4, BORDER_RADIUS, corners);
cr.Stroke();
if (fill)
{
cr.LineWidth = 1;
cr.Antialias = Cairo.Antialias.None;
cr.MoveTo(alloc.X + 1, alloc.Y + alloc.Height - 1 - bottom_offset);
cr.LineTo(alloc.X + alloc.Width - 1, alloc.Y + alloc.Height - 1 - bottom_offset);
cr.Stroke();
cr.Antialias = Cairo.Antialias.Default;
}
}
public void DrawHeaderSeparator(Cairo.Context cr, Gdk.Rectangle alloc, int x, int bottom_offset)
{
Cairo.Color gtk_background_color = GetWidgetColor(GtkColorClass.Background, StateType.Normal);
Cairo.Color dark_color = gtk_background_color.ColorShade(0.80);
Cairo.Color light_color = gtk_background_color.ColorShade(1.1);
int y_1 = alloc.Y + 3;
int y_2 = alloc.Y + alloc.Height - 3 - bottom_offset;
cr.LineWidth = 1;
cr.Antialias = Cairo.Antialias.None;
cr.Color = dark_color;
cr.MoveTo(x, y_1);
cr.LineTo(x, y_2);
cr.Stroke();
cr.Color = light_color;
cr.MoveTo(x + 1, y_1);
cr.LineTo(x + 1, y_2);
cr.Stroke();
cr.Antialias = Cairo.Antialias.Default;
}