#ifndef FTXUI_SCREEN_SCREEN_HPP #define FTXUI_SCREEN_SCREEN_HPP #include #include // for string, allocator, basic_string #include // for vector #include "ftxui/screen/box.hpp" // for Box #include "ftxui/screen/color.hpp" // for Color, Color::Default #include "ftxui/screen/terminal.hpp" // for Dimensions namespace ftxui { /// @brief A unicode character and its associated style. /// @ingroup screen struct Pixel { bool operator==(const Pixel& other) const; // The graphemes stored into the pixel. To support combining characters, // like: a⃦, this can potentially contains multiple codepoitns. std::string character = " "; // Colors: Color background_color = Color::Default; Color foreground_color = Color::Default; // A bit field representing the style: bool blink : 1; bool bold : 1; bool dim : 1; bool inverted : 1; bool underlined : 1; bool automerge : 1; Pixel() : blink(false), bold(false), dim(false), inverted(false), underlined(false), automerge(false) {} }; /// @brief Define how the Screen's dimensions should look like. /// @ingroup screen namespace Dimension { Dimensions Fixed(int); Dimensions Full(); } // namespace Dimension /// @brief A rectangular grid of Pixel. /// @ingroup screen class Screen { public: // Constructors: Screen(int dimx, int dimy); static Screen Create(Dimensions dimension); static Screen Create(Dimensions width, Dimensions height); // Node write into the screen using Screen::at. std::string& at(int x, int y); Pixel& PixelAt(int x, int y); // Convert the screen into a printable string in the terminal. std::string ToString(); void Print(); // Get screen dimensions. int dimx() const { return dimx_; } int dimy() const { return dimy_; } // Move the terminal cursor n-lines up with n = dimy(). std::string ResetPosition(bool clear = false) const; // Fill with space. void Clear(); void ApplyShader(); struct Cursor { int x = 0; int y = 0; }; Cursor cursor() const { return cursor_; } void SetCursor(Cursor cursor) { cursor_ = cursor; } Box stencil; protected: int dimx_; int dimy_; std::vector> pixels_; Cursor cursor_; private: }; } // namespace ftxui #endif // FTXUI_SCREEN_SCREEN_HPP // 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.