protected override void ClippedRender(Hyena.Data.Gui.CellContext context)
{
if (!EnsureLayout())
{
return;
}
var cr = context.Context;
Foreground = new Brush(context.Theme.Colors.GetWidgetColor(
context.TextAsForeground ? GtkColorClass.Foreground : GtkColorClass.Text, context.State));
Brush foreground = Foreground;
if (!foreground.IsValid)
{
return;
}
cr.Rectangle(0, 0, RenderSize.Width, RenderSize.Height);
cr.Clip();
bool fade = Fade && text_alloc.Width > RenderSize.Width;
if (fade)
{
cr.PushGroup();
}
cr.MoveTo(text_alloc.X, text_alloc.Y);
Foreground.Apply(cr);
UpdateLayout(GetText(), RenderSize.Width, RenderSize.Height, true);
if (Hyena.PlatformDetection.IsWindows)
{
// FIXME windows; working around some unknown issue with ShowLayout; bgo#644311
cr.Antialias = Cairo.Antialias.None;
PangoCairoHelper.LayoutPath(cr, layout, true);
}
else
{
PangoCairoHelper.ShowLayout(cr, layout);
}
cr.Fill();
TooltipMarkup = layout.IsEllipsized ? last_formatted_text : null;
if (fade)
{
LinearGradient mask = new LinearGradient(RenderSize.Width - 20, 0, RenderSize.Width, 0);
mask.AddColorStop(0, new Color(0, 0, 0, 1));
mask.AddColorStop(1, new Color(0, 0, 0, 0));
cr.PopGroupToSource();
cr.Mask(mask);
mask.Dispose();
}
cr.ResetClip();
}
protected override void ClippedRender(Hyena.Data.Gui.CellContext context)
{
foreach (var child in Children)
{
if (child.Visible)
{
child.Render(context);
}
}
}
public void Render(Hyena.Data.Gui.CellContext context)
{
var alloc = ContentAllocation;
var cr = context.Context;
double opacity = Opacity;
if (alloc.Width <= 0 || alloc.Height <= 0 || opacity <= 0)
{
return;
}
cr.Save();
if (opacity < 1.0)
{
cr.PushGroup();
}
MarginStyle margin_style = MarginStyle;
if (margin_style != null && margin_style != MarginStyle.None)
{
cr.Translate(Math.Round(Allocation.X), Math.Round(Allocation.Y));
cr.Save();
margin_style.Apply(this, cr);
cr.Restore();
cr.Translate(Math.Round(Margin.Left), Math.Round(Margin.Top));
}
else
{
cr.Translate(Math.Round(alloc.X), Math.Round(alloc.Y));
}
cr.Antialias = Cairo.Antialias.Default;
//cr.Rectangle (0, 0, alloc.Width, alloc.Height);
//cr.Clip ();
ClippedRender(context);
if (PrelightRenderer != null && prelight_opacity > 0)
{
PrelightRenderer(context.Context, context.Theme, new Rect(0, 0, ContentAllocation.Width, ContentAllocation.Height), prelight_opacity);
}
//cr.ResetClip ();
if (opacity < 1.0)
{
cr.PopGroupToSource();
cr.PaintWithAlpha(Opacity);
}
cr.Restore();
}
protected virtual void ClippedRender(Hyena.Data.Gui.CellContext context)
{
ClippedRender(context.Context);
}