display.h

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/*
 * Copyright (C) 2026 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.
 */
 
#pragma once
 
#include <stddef.h>
 
#include <sstream>
#include <string>
 
#include "cuttlefish/host/commands/cvd/cli/commands/monitor/monitor_source.h"
 
namespace cuttlefish {
 
struct LogMonitorDisplayResult {
  std::string output;
  int total_lines_drawn;
};
 
class LogMonitorDisplay {
 public:
  LogMonitorDisplay(size_t width);
 
  /* Draw the output of a single monitor source. */
  void DrawReport(MonitorSource*, size_t lines);
  void DrawReport(MonitorOutput, size_t lines);
 
  LogMonitorDisplayResult Finalize();
 
 private:
  void DrawBorderedText(const MonitorOutput&);
 
  void FormatAndDrawLine(std::string_view formatted);
 
  size_t width_;
  std::stringstream ss_;
  int total_lines_drawn_;
  bool colorize_;
};
 
}  // namespace cuttlefish