private void Draw(Cairo.Context context, bool needClip)
{
if (needClip)
{
context.Rectangle(rect.X, rect.Y, rect.Width, rect.Height);
context.Clip();
}
foreach (var entry in this.entries)
{
if (entry.horizontalStretchFactor != 0 || entry.verticalStretchFactor != 0)
{
context.FillRectangle(entry.rect, CairoEx.ColorLightBlue);
context.StrokeRectangle(entry.rect, CairoEx.ColorBlack);
}
else
{
context.FillRectangle(entry.rect, CairoEx.ColorPink);
context.StrokeRectangle(entry.rect, CairoEx.ColorBlack);
}
var innerGroup = entry as Group;
if (innerGroup != null)
{
innerGroup.Draw(context, needClip);
}
}
if (needClip)
{
context.ResetClip();
}
}
private static void Draw(Cairo.Context context, Visual visual)
{
var node = (Node)visual;
var isGroup = node.IsGroup;
if (!isGroup)
{
if (node.RuleSet.HorizontallyStretched || node.RuleSet.VerticallyStretched)
{
context.FillRectangle(node.Rect, CairoEx.ColorLightBlue);
}
else if (node.RuleSet.IsFixedWidth || node.RuleSet.IsFixedHeight)
{
context.FillRectangle(node.Rect, CairoEx.ColorOrange);
}
else
{
context.FillRectangle(node.Rect, CairoEx.ColorGreen);
}
}
context.StrokeRectangle(node.Rect, CairoEx.ColorBlack);
if (!isGroup)
{
return;
}
context.Save();
node.Foreach(v =>
{
Draw(context, v);
return(true);
});
context.Restore();
}