Initialize

ftxui/examples/dom/gauge.cpp

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+// Copyright 2020 Arthur Sonzogni. All rights reserved.
+// Use of this source code is governed by the MIT license that can be found in
+// the LICENSE file.
+#include <chrono>                  // for operator""s, chrono_literals
+#include <ftxui/dom/elements.hpp>  // for text, gauge, operator|, flex, hbox, Element
+#include <ftxui/screen/screen.hpp>  // for Screen
+#include <iostream>                 // for cout, endl, ostream
+#include <string>  // for allocator, char_traits, operator+, operator<<, string, to_string, basic_string
+#include <thread>  // for sleep_for
+
+#include "ftxui/dom/node.hpp"      // for Render
+#include "ftxui/screen/color.hpp"  // for ftxui
+
+int main() {
+  using namespace ftxui;
+  using namespace std::chrono_literals;
+
+  std::string reset_position;
+  for (float percentage = 0.0f; percentage <= 1.0f; percentage += 0.002f) {
+    std::string data_downloaded =
+        std::to_string(int(percentage * 5000)) + "/5000";
+    auto document = hbox({
+        text("downloading:"),
+        gauge(percentage) | flex,
+        text(" " + data_downloaded),
+    });
+    auto screen = Screen(100, 1);
+    Render(screen, document);
+    std::cout << reset_position;
+    screen.Print();
+    reset_position = screen.ResetPosition();
+
+    std::this_thread::sleep_for(0.01s);
+  }
+  std::cout << std::endl;
+}