complete rework of the user interface (using raygui)

include/gui.hpp

@@ -0,0 +1,190 @@
+#ifndef __GUI_HPP_
+#define __GUI_HPP_
+
+#include "camera.hpp"
+#include "config.hpp"
+#include "input.hpp"
+#include "state.hpp"
+
+#include <raygui.h>
+#include <raylib.h>
+
+class Grid {
+public:
+  int x;
+  int y;
+  int width;
+  int height;
+  int columns;
+  int rows;
+  const int padding;
+
+public:
+  Grid(int _x, int _y, int _width, int _height, int _columns, int _rows,
+       int _padding)
+      : x(_x), y(_y), width(_width), height(_height), columns(_columns),
+        rows(_rows), padding(_padding) {}
+
+public:
+  auto UpdateBounds(int _x, int _y, int _width, int _height, int _columns,
+                    int _rows) -> void;
+
+  auto UpdateBounds(int _x, int _y, int _width, int _height) -> void;
+
+  auto UpdateBounds(int _x, int _y) -> void;
+
+  auto Bounds() const -> Rectangle;
+
+  auto Bounds(int _x, int _y, int _width, int _height) const -> Rectangle;
+
+  auto SquareBounds() const -> Rectangle;
+
+  auto SquareBounds(int _x, int _y, int _width, int _height) const -> Rectangle;
+};
+
+class Gui {
+  struct Style {
+    int border_color_normal;
+    int base_color_normal;
+    int text_color_normal;
+
+    int border_color_focused;
+    int base_color_focused;
+    int text_color_focused;
+
+    int border_color_pressed;
+    int base_color_pressed;
+    int text_color_pressed;
+
+    int border_color_disabled;
+    int base_color_disabled;
+    int text_color_disabled;
+  };
+
+  struct DefaultStyle : Style {
+    int background_color;
+    int line_color;
+
+    int text_size;
+    int text_spacing;
+    int text_line_spacing;
+    int text_alignment_vertical;
+    int text_wrap_mode;
+  };
+
+  struct ComponentStyle : Style {
+    int border_width;
+    int text_padding;
+    int text_alignment;
+  };
+
+private:
+  InputHandler &input;
+  StateManager &state;
+  const OrbitCamera3D &camera;
+
+  Grid menu_grid =
+      Grid(0, 0, GetScreenWidth(), MENU_HEIGHT, MENU_COLS, MENU_ROWS, MENU_PAD);
+
+  Grid board_grid = Grid(
+      0, MENU_HEIGHT, GetScreenWidth() / 2, GetScreenHeight() - MENU_HEIGHT,
+      state.current_state.width, state.current_state.height, BOARD_PADDING);
+
+  Grid graph_overlay_grid =
+      Grid(GetScreenWidth() / 2, MENU_HEIGHT, 200, 100, 1, 4, MENU_PAD);
+
+  bool save_window = false;
+  std::array<char, 256> preset_name = {0};
+  bool help_window = false;
+
+public:
+  Gui(InputHandler &_input, StateManager &_state, const OrbitCamera3D &_camera)
+      : input(_input), state(_state), camera(_camera) {
+    Init();
+  }
+
+  Gui(const Gui &copy) = delete;
+  Gui &operator=(const Gui &copy) = delete;
+  Gui(Gui &&move) = delete;
+  Gui &operator=(Gui &&move) = delete;
+
+private:
+  auto Init() const -> void;
+
+  auto ApplyColor(Style &style, Color color) const -> void;
+
+  auto ApplyBlockColor(Style &style, Color color) const -> void;
+
+  auto ApplyTextColor(Style &style, Color color) const -> void;
+
+  auto GetDefaultStyle() const -> DefaultStyle;
+
+  auto SetDefaultStyle(const DefaultStyle &style) const -> void;
+
+  auto GetComponentStyle(int component) const -> ComponentStyle;
+
+  auto SetComponentStyle(int component, const ComponentStyle &style) const
+      -> void;
+
+  auto DrawButton(Rectangle bounds, const std::string &label, Color color,
+                  bool enabled = true, int font_size = FONT_SIZE) const -> int;
+
+  auto DrawMenuButton(int x, int y, int width, int height,
+                      const std::string &label, Color color,
+                      bool enabled = true, int font_size = FONT_SIZE) const
+      -> int;
+
+  auto DrawToggleSlider(Rectangle bounds, const std::string &off_label,
+                        const std::string &on_label, int *active, Color color,
+                        bool enabled = true, int font_size = FONT_SIZE) const
+      -> int;
+
+  auto DrawMenuToggleSlider(int x, int y, int width, int height,
+                            const std::string &off_label,
+                            const std::string &on_label, int *active,
+                            Color color, bool enabled = true,
+                            int font_size = FONT_SIZE) const -> int;
+
+  auto DrawSpinner(Rectangle bounds, const std::string &label, int *value,
+                   int min, int max, Color color, bool enabled = true,
+                   int font_size = FONT_SIZE) const -> int;
+
+  auto DrawMenuSpinner(int x, int y, int width, int height,
+                       const std::string &label, int *value, int min, int max,
+                       Color color, bool enabled = true,
+                       int font_size = FONT_SIZE) const -> int;
+
+  auto DrawLabel(Rectangle bounds, const std::string &text, Color color,
+                 bool enabled = true, int font_size = FONT_SIZE) const -> int;
+
+  auto DrawBoardBlock(int x, int y, int width, int height, Color color,
+                      bool enabled = true) const -> bool;
+
+  auto WindowOpen() const -> bool;
+
+  // Different menu sections
+  auto DrawMenuHeader(Color color) const -> void;
+  auto DrawGraphInfo(Color color) const -> void;
+  auto DrawGraphControls(Color color) const -> void;
+  auto DrawCameraControls(Color color) const -> void;
+  auto DrawPuzzleControls(Color color) const -> void;
+  auto DrawEditControls(Color color) const -> void;
+  auto DrawMenuFooter(Color color) -> void;
+
+public:
+  auto GetBackgroundColor() const -> Color;
+
+  auto HelpPopup() -> void;
+
+  auto DrawSavePresetPopup() -> void;
+
+  auto DrawMainMenu() -> void;
+
+  auto DrawPuzzleBoard() -> void;
+
+  auto DrawGraphOverlay(int fps, int ups) -> void;
+
+  auto Update() -> void;
+};
+
+#endif