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/*
* Copyright 2011 Google Inc. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef TYPOGRAPHY_FONT_SFNTLY_SRC_SAMPLE_SUBTLY_SUBSETTER_H_
#define TYPOGRAPHY_FONT_SFNTLY_SRC_SAMPLE_SUBTLY_SUBSETTER_H_
#include "sfntly/font.h"
// Cannot remove this header due to Ptr<T> instantiation issue
#include "subtly/character_predicate.h"
namespace subtly {
// Subsets a given font using a character predicate.
class Subsetter : public sfntly::RefCounted<Subsetter> {
public:
Subsetter(sfntly::Font* font, CharacterPredicate* predicate);
Subsetter(const char* font_path, CharacterPredicate* predicate);
virtual ~Subsetter() { }
// Performs subsetting returning the subsetted font.
virtual CALLER_ATTACH sfntly::Font* Subset();
private:
sfntly::Ptr<sfntly::Font> font_;
sfntly::Ptr<CharacterPredicate> predicate_;
};
}
#endif // TYPOGRAPHY_FONT_SFNTLY_SRC_SAMPLE_SUBTLY_SUBSETTER_H_
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