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/* kc3
 * Copyright from 2022 to 2025 kmx.io <contact@kmx.io>
 *
 * Permission is hereby granted to use this software granted the above
 * copyright notice and this permission paragraph are included in all
 * copies and substantial portions of this software.
 *
 * THIS SOFTWARE IS PROVIDED "AS-IS" WITHOUT ANY GUARANTEE OF
 * PURPOSE AND PERFORMANCE. IN NO EVENT WHATSOEVER SHALL THE
 * AUTHOR BE CONSIDERED LIABLE FOR THE USE AND PERFORMANCE OF
 * THIS SOFTWARE.
 */
#include "../../window.h"
#include "../gl_font.h"
#include "../gl_lines.h"
#include "../mat4.h"
#include "../gl_ortho.h"
#include "../gl_square.h"
#include "../gl_text.h"
#include "../gl_sprite.h"
#include "../window_sdl2.h"
#include "kubz.h"
#include "menu.h"

#define MENU_TEXT_LINES 4

static const s_rgba menu_color = {1.0f, 1.0f, 1.0f, 0.5f};
static s_gl_text    menu_gl_text[MENU_TEXT_LINES] = {0};
static const char * menu_text[MENU_TEXT_LINES] = {
  "Menu",
  "",
  "ESC  Return to game",
  "Q    Exit game"
};
static const s_rgb menu_text_color[2] = {
  {0.8f, 0.8f, 0.8f},
  {0.0f, 0.0f, 0.0f}
};

bool menu_render (s_window_sdl2 *window)
{
  sw i;
  if (! menu_gl_text->font) {
    i = 0;
    while (i < MENU_TEXT_LINES) {
      if (! gl_text_init_1(menu_gl_text + i,
                           &g_font_courier_new,
                           menu_text[i]))
        return false;
      if (! gl_text_update(menu_gl_text + i))
        return false;
      i++;
    }
  }
  gl_ortho_color(&g_ortho, menu_color.r, menu_color.g, menu_color.b,
                 menu_color.a);
  gl_ortho_rect(&g_ortho, 20.0f, 20.0f,
                window->w - 40.0f, window->h - 40.0f);
  i = 0;
  while (i < MENU_TEXT_LINES) {
    gl_ortho_text_render_outline(&g_ortho, menu_gl_text + i,
                                 40, window->h - 60 - i * 20,
                                 menu_text_color, menu_text_color + 1);
    i++;
  }
  return true;
}
kc3-lang/kubz/menu.c

Commit

menu.c
