C++程序  |  45行  |  1000 B

/*
 * Copyright (C) 2016 The Android Open Source Project
 *
 * 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 PRINTER_H
#define PRINTER_H

#include <stdio.h>

class Out
{
public:
    explicit Out(int fd);
    ~Out();

    void printf(const char* format, ...);

    void indent();
    void dedent();

private:
    FILE* mOut;
    int mBufSize;
    char* mBuf;
    int mIndent;
    bool mPendingIndent;

    int reallocate(int size);
    void print_indent();
};

#endif // PRINTER_H