kmx git

/* 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 "../gl_font.h"
#include "../gl_ortho.h"
#include "../gl_text.h"
#include "../mat4.h"
#include "help.h"
#include "kubz.h"

#define HELP_TEXT_LINES 7

static const s_rgba help_color = {0.8f, 1.0f, 0.8f, 0.4f};
static s_gl_text    help_gl_text[HELP_TEXT_LINES] = {0};
static const char * help_text[HELP_TEXT_LINES] = {
  "Help",
  "",
  "ESC  Main menu",
  "F1   Help",
  "F3   Toggle info",
  "F4   Toggle console",
  "F11  Toggle fullscreen"
};
static const s_rgb help_text_color[2] = {
  {0.7f, 0.9f, 0.7f},
  {0.0f, 0.0f, 0.0f}
};

bool help_render (s_window_sdl2 *window)
{
  sw i;
  if (! help_gl_text->font) {
    i = 0;
    while (i < HELP_TEXT_LINES) {
      if (! gl_text_init_1(help_gl_text + i,
                           &g_font_courier_new,
                           help_text[i]))
        return false;
      if (! gl_text_update(help_gl_text + i))
        return false;
      i++;
    }
  }
  gl_ortho_color(&g_ortho, help_color.r, help_color.g, help_color.b,
                 help_color.a);
  gl_ortho_rect(&g_ortho, 20.0f, 20.0f,
                window->w - 40.0f, window->h - 40.0f);
  i = 0;
  while (i < HELP_TEXT_LINES) {
    gl_ortho_text_render_outline(&g_ortho, help_gl_text + i,
                                 40, window->h - 60 - i * 20,
                                 help_text_color, help_text_color + 1);
    i++;
  }
  return true;
}
kc3-lang/kubz/help.c

Commit

help.c
