table.hpp

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// Copyright 2021 Arthur Sonzogni. All rights reserved.
// Use of this source code is governed by the MIT license that can be found in
// the LICENSE file.
#ifndef FTXUI_DOM_TABLE
#define FTXUI_DOM_TABLE
 
#include <string>  // for string
#include <vector>  // for vector
 
#include "ftxui/dom/elements.hpp"  // for Element, BorderStyle, LIGHT, Decorator
 
namespace ftxui {
 
class Table;
class TableSelection;
 
/// @brief Table is a utility to draw tables.
///
/// **example**
/// ```cpp
/// auto table = Table({
///  {"X", "Y"},
///  {"-1", "1"},
///  {"+0", "0"},
///  {"+1", "1"},
/// });
///
/// table.SelectAll().Border(LIGHT);
/// table.SelectRow(1).Border(DOUBLE);
/// table.SelectRow(1).SeparatorInternal(LIGHT);
///
/// std::move(table).Render();
/// ```
///
/// @ingroup dom
class Table {
 public:
  Table();
  explicit Table(const std::vector<std::vector<std::string>>&);
  explicit Table(std::vector<std::vector<Element>>);
  Table(std::initializer_list<std::vector<std::string>> init);
  TableSelection SelectAll();
  TableSelection SelectCell(int column, int row);
  TableSelection SelectRow(int row_index);
  TableSelection SelectRows(int row_min, int row_max);
  TableSelection SelectColumn(int column_index);
  TableSelection SelectColumns(int column_min, int column_max);
  TableSelection SelectRectangle(int column_min,
                                 int column_max,
                                 int row_min,
                                 int row_max);
  Element Render();
 
 private:
  void Initialize(std::vector<std::vector<Element>>);
  friend TableSelection;
  std::vector<std::vector<Element>> elements_;
  int input_dim_x_ = 0;
  int input_dim_y_ = 0;
  int dim_x_ = 0;
  int dim_y_ = 0;
};
 
class TableSelection {
 public:
  // Decorate the whole selection with a decorator.
  void Decorate(const Decorator&);
  void DecorateAlternateRow(const Decorator&, int modulo = 2, int shift = 0);
  void DecorateAlternateColumn(const Decorator&, int modulo = 2, int shift = 0);
 
  // Decorate only the cells of the selection with a decorator.
  void DecorateCells(const Decorator&);
  void DecorateCellsAlternateColumn(const Decorator&,
                                    int modulo = 2,
                                    int shift = 0);
  void DecorateCellsAlternateRow(const Decorator&,
                                 int modulo = 2,
                                 int shift = 0);
 
  // Decorate only the border of the selection with a decorator.
  void DecorateBorder(const Decorator&);
  void DecorateBorderLeft(const Decorator&);
  void DecorateBorderRight(const Decorator&);
  void DecorateBorderTop(const Decorator&);
  void DecorateBorderBottom(const Decorator&);
 
  // Decorate only the separator of the selection with a decorator.
  void DecorateSeparator(const Decorator&);
  void DecorateSeparatorVertical(const Decorator&);
  void DecorateSeparatorHorizontal(const Decorator&);
 
  // Decorate the border of the selection with a border style and a decorator.
  void Border(BorderStyle border = LIGHT);
  void Border(BorderStyle, const Decorator&);
  void BorderLeft(BorderStyle border = LIGHT);
  void BorderLeft(BorderStyle, const Decorator&);
  void BorderRight(BorderStyle border = LIGHT);
  void BorderRight(BorderStyle, const Decorator&);
  void BorderTop(BorderStyle border = LIGHT);
  void BorderTop(BorderStyle, const Decorator&);
  void BorderBottom(BorderStyle border = LIGHT);
  void BorderBottom(BorderStyle, const Decorator&);
 
  // Decorate the separator of the selection with a border style and a
  // decorator.
  void Separator(BorderStyle border = LIGHT);
  void Separator(BorderStyle, const Decorator&);
  void SeparatorVertical(BorderStyle border = LIGHT);
  void SeparatorVertical(BorderStyle, const Decorator&);
  void SeparatorHorizontal(BorderStyle border = LIGHT);
  void SeparatorHorizontal(BorderStyle, const Decorator&);
 
 private:
  friend Table;
  Table* table_;
  int x_min_;
  int x_max_;
  int y_min_;
  int y_max_;
};
 
}  // namespace ftxui
 
#endif /* end of include guard: FTXUI_DOM_TABLE */