internal void InitForToolkit (Toolkit tk)
{
if (ToolkitEngine != tk) {
// Gather existing font property before switching handler
var fname = Family;
var size = Size;
var style = Style;
var weight = Weight;
var stretch = Stretch;
var oldHandler = ToolkitEngine.FontBackendHandler;
ToolkitEngine = tk;
handler = tk.FontBackendHandler;
if (fname == oldHandler.SystemFont.Family)
Backend = handler.WithSettings (handler.SystemFont.Backend, size, style, weight, stretch);
else if (fname == oldHandler.SystemMonospaceFont.Family)
Backend = handler.WithSettings (handler.SystemMonospaceFont.Backend, size, style, weight, stretch);
else if (fname == oldHandler.SystemSansSerifFont.Family)
Backend = handler.WithSettings (handler.SystemSansSerifFont.Backend, size, style, weight, stretch);
else if (fname == oldHandler.SystemSerifFont.Family)
Backend = handler.WithSettings (handler.SystemSerifFont.Backend, size, style, weight, stretch);
else {
var fb = handler.Create (fname, size, style, weight, stretch);
Backend = fb ?? handler.WithSettings(handler.GetSystemDefaultFont (), size, style, weight, stretch);
}
}
}
internal Font (object backend, Toolkit toolkit)
{
if (toolkit != null)
ToolkitEngine = toolkit;
handler = ToolkitEngine.FontBackendHandler;
if (backend == null)
throw new ArgumentNullException ("backend");
Backend = backend;
}
internal void InitForToolkit (Toolkit tk)
{
if (ToolkitEngine != tk) {
// Gather existing font property before switching handler
var fname = Family;
var size = Size;
var style = Style;
var weight = Weight;
var stretch = Stretch;
ToolkitEngine = tk;
handler = tk.FontBackendHandler;
var fb = handler.Create (fname, size, style, weight, stretch);
Backend = fb ?? handler.GetSystemDefaultFont ();
}
}