// Render a symbol inside the given rectangle.
private void RenderSymbol(IRenderer renderer, Symbol symbol, float left, float top, float right, float bottom, RectangleF clipRect)
{
if (symbol == null)
return;
RectangleF rect = new RectangleF(left, top, right - left, bottom - top);
if (!rect.IntersectsWith(clipRect))
return;
renderer.DrawSymbol(symbol, rect);
}
