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