input.h

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#ifndef YAZE_APP_CORE_INPUT_H
#define YAZE_APP_CORE_INPUT_H
 
#define IMGUI_DEFINE_MATH_OPERATORS
 
#include <cstddef>
#include <cstdint>
#include <functional>
#include <optional>
#include <string>
#include <variant>
#include <vector>
 
#include "absl/strings/str_cat.h"
#include "absl/strings/string_view.h"
#include "app/gfx/snes_tile.h"
#include "imgui/imgui.h"
 
namespace yaze {
namespace gui {
 
constexpr ImVec2 kDefaultModalSize = ImVec2(200, 0);
constexpr ImVec2 kZeroPos = ImVec2(0, 0);
 
IMGUI_API bool InputHex(const char *label, uint64_t *data);
IMGUI_API bool InputHex(const char *label, int *data, int num_digits = 4,
                        float input_width = 50.f);
 
IMGUI_API bool InputHexShort(const char *label, uint32_t *data);
IMGUI_API bool InputHexWord(const char *label, uint16_t *data,
                            float input_width = 50.f, bool no_step = false);
IMGUI_API bool InputHexWord(const char *label, int16_t *data,
                            float input_width = 50.f, bool no_step = false);
IMGUI_API bool InputHexByte(const char *label, uint8_t *data,
                            float input_width = 50.f, bool no_step = false);
 
IMGUI_API bool InputHexByte(const char *label, uint8_t *data, uint8_t max_value,
                            float input_width = 50.f, bool no_step = false);
 
IMGUI_API void Paragraph(const std::string &text);
 
IMGUI_API bool ClickableText(const std::string &text);
 
IMGUI_API bool ListBox(const char *label, int *current_item,
                       const std::vector<std::string> &items,
                       int height_in_items = -1);
 
bool InputTileInfo(const char *label, gfx::TileInfo *tile_info);
 
using ItemLabelFlags = enum ItemLabelFlag {
  Left = 1u << 0u,
  Right = 1u << 1u,
  Default = Left,
};
 
IMGUI_API void ItemLabel(absl::string_view title, ItemLabelFlags flags);
 
IMGUI_API ImGuiID GetID(const std::string &id);
 
ImGuiKey MapKeyToImGuiKey(char key);
 
using GuiElement = std::variant<std::function<void()>, std::string>;
 
struct Table {
  const char *id;
  int num_columns;
  ImGuiTableFlags flags;
  ImVec2 size;
  std::vector<std::string> column_labels;
  std::vector<GuiElement> column_contents;
};
 
void AddTableColumn(Table &table, const std::string &label, GuiElement element);
 
void DrawTable(Table &params);
 
static std::function<bool()> kDefaultEnabledCondition = []() { return false; };
 
struct MenuItem {
  std::string name;
  std::string shortcut;
  std::function<void()> callback;
  std::function<bool()> enabled_condition = kDefaultEnabledCondition;
  std::vector<MenuItem> subitems;
};
using Menu = std::vector<MenuItem>;
 
void DrawMenu(Menu &params);
 
static Menu kMainMenu;
 
constexpr std::string kSeparator = "-";
 
}  // namespace gui
}  // namespace yaze
 
#endif