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/*
* Copyright 2013 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkTypefacePriv_DEFINED
#define SkTypefacePriv_DEFINED
#include "SkTypeface.h"
/**
* Return a ref'd typeface, which must later be unref'd
*
* If the parameter is non-null, it will be ref'd and returned, otherwise
* it will be the default typeface.
*/
static inline SkTypeface* ref_or_default(SkTypeface* face) {
return face ? SkRef(face) : SkTypeface::RefDefault();
}
/**
* Always resolves to a non-null typeface, either the value passed to its
* constructor, or the default typeface if null was passed.
*/
class SkAutoResolveDefaultTypeface : public SkAutoTUnref<SkTypeface> {
public:
SkAutoResolveDefaultTypeface() : INHERITED(SkTypeface::RefDefault()) {}
SkAutoResolveDefaultTypeface(SkTypeface* face)
: INHERITED(ref_or_default(face)) {}
private:
typedef SkAutoTUnref<SkTypeface> INHERITED;
};
#endif
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