| 1 | /* |
| 2 | * Elite - The New Kind. |
| 3 | * |
| 4 | * Reverse engineered from the BBC disk version of Elite. |
| 5 | * Additional material by C.J.Pinder. |
| 6 | * |
| 7 | * The original Elite code is (C) I.Bell & D.Braben 1984. |
| 8 | * This version re-engineered in C by C.J.Pinder 1999-2001. |
| 9 | * |
| 10 | * email: <christian@newkind.co.uk> |
| 11 | * |
| 12 | * |
| 13 | */ |
| 14 | |
| 15 | /* |
| 16 | * Options.c |
| 17 | */ |
| 18 | |
| 19 | #include <stdlib.h> |
| 20 | #include <string.h> |
| 21 | |
| 22 | #include "elite.h" |
| 23 | #include "config.h" |
| 24 | #include "gfx.h" |
| 25 | #include "options.h" |
| 26 | #include "main.h" |
| 27 | #include "docked.h" |
| 28 | #include "file.h" |
| 29 | |
| 30 | static int hilite_item; |
| 31 | |
| 32 | #define NUM_OPTIONS 4 |
| 33 | #define NUM_SETTINGS 6 |
| 34 | |
| 35 | #define OPTION_BAR_WIDTH (400) |
| 36 | #define OPTION_BAR_HEIGHT (15) |
| 37 | |
| 38 | struct option |
| 39 | { |
| 40 | char *text; |
| 41 | int docked_only; |
| 42 | }; |
| 43 | |
| 44 | static struct option option_list[NUM_OPTIONS] = |
| 45 | { |
| 46 | {"Save Commander", 1}, |
| 47 | {"Load Commander", 1}, |
| 48 | {"Game Settings", 0}, |
| 49 | {"Quit", 0} |
| 50 | }; |
| 51 | |
| 52 | struct setting |
| 53 | { |
| 54 | char *name; |
| 55 | char *value[5]; |
| 56 | }; |
| 57 | |
| 58 | static struct setting setting_list[NUM_SETTINGS] = |
| 59 | { |
| 60 | {"Graphics:", {"Solid", "Wireframe", "", "", ""}}, |
| 61 | {"Anti Alias:", {"Off", "On", "", "", ""}}, |
| 62 | {"Planet Style:", {"Wireframe", "Green", "SNES", "Fractal", ""}}, |
| 63 | {"Planet Desc.:", {"BBC", "MSX", "", "", ""}}, |
| 64 | {"Instant Dock:", {"Off", "On", "", "", ""}}, |
| 65 | {"Save Settings", {"", "", "", "", ""}} |
| 66 | }; |
| 67 | |
| 68 | |
| 69 | void quit_screen (void) |
| 70 | { |
| 71 | current_screen = SCR_QUIT; |
| 72 | |
| 73 | gfx_clear_display(); |
| 74 | gfx_display_centre_text (10, "GAME OPTIONS", 140, GFX_COL_GOLD); |
| 75 | gfx_draw_line (0, 36, 511, 36); |
| 76 | |
| 77 | gfx_display_centre_text (175, "QUIT GAME (Y/N)?", 140, GFX_COL_GOLD); |
| 78 | } |
| 79 | |
| 80 | |
| 81 | |
| 82 | |
| 83 | |
| 84 | void display_setting_item (int item) |
| 85 | { |
| 86 | int x,y; |
| 87 | int v; |
| 88 | |
| 89 | if (item == (NUM_SETTINGS - 1)) |
| 90 | { |
| 91 | y = ((NUM_SETTINGS + 1) / 2) * 30 + 96 + 32; |
| 92 | gfx_display_centre_text (y, setting_list[item].name, 120, GFX_COL_WHITE); |
| 93 | return; |
| 94 | } |
| 95 | |
| 96 | switch (item) |
| 97 | { |
| 98 | case 0: |
| 99 | v = wireframe; |
| 100 | break; |
| 101 | |
| 102 | case 1: |
| 103 | v = anti_alias_gfx; |
| 104 | break; |
| 105 | |
| 106 | case 2: |
| 107 | v = planet_render_style; |
| 108 | break; |
| 109 | |
| 110 | case 3: |
| 111 | v = hoopy_casinos; |
| 112 | break; |
| 113 | |
| 114 | case 4: |
| 115 | v = instant_dock; |
| 116 | break; |
| 117 | |
| 118 | default: |
| 119 | v = 0; |
| 120 | break; |
| 121 | } |
| 122 | |
| 123 | x = (item & 1) * 250 + 32; |
| 124 | y = (item / 2) * 30 + 96; |
| 125 | |
| 126 | gfx_display_colour_text (x, y, setting_list[item].name, GFX_COL_WHITE); |
| 127 | gfx_display_colour_text (x + 120, y, setting_list[item].value[v], GFX_COL_WHITE); |
| 128 | } |
| 129 | |
| 130 | |
| 131 | void highlight_setting (int item) |
| 132 | { |
| 133 | int x,y; |
| 134 | int width; |
| 135 | |
| 136 | if ((hilite_item != -1) && (hilite_item != item)) |
| 137 | { |
| 138 | if (hilite_item == (NUM_SETTINGS - 1)) |
| 139 | { |
| 140 | x = GFX_X_CENTRE - (OPTION_BAR_WIDTH / 2); |
| 141 | y = ((NUM_SETTINGS + 1) / 2) * 30 + 96 + 32; |
| 142 | width = OPTION_BAR_WIDTH; |
| 143 | } |
| 144 | else |
| 145 | { |
| 146 | x = (hilite_item & 1) * 250 + 32 + 120; |
| 147 | y = (hilite_item / 2) * 30 + 96; |
| 148 | width = 100; |
| 149 | } |
| 150 | |
| 151 | gfx_clear_area (x, y, x + width, y + OPTION_BAR_HEIGHT); |
| 152 | display_setting_item (hilite_item); |
| 153 | } |
| 154 | |
| 155 | if (item == (NUM_SETTINGS - 1)) |
| 156 | { |
| 157 | x = GFX_X_CENTRE - (OPTION_BAR_WIDTH / 2); |
| 158 | y = ((NUM_SETTINGS + 1) / 2) * 30 + 96 + 32; |
| 159 | width = OPTION_BAR_WIDTH; |
| 160 | } |
| 161 | else |
| 162 | { |
| 163 | x = (item & 1) * 250 + 32 + 120; |
| 164 | y = (item / 2) * 30 + 96; |
| 165 | width = 100; |
| 166 | } |
| 167 | |
| 168 | gfx_draw_rectangle (x, y, x + width, y + OPTION_BAR_HEIGHT, GFX_COL_DARK_RED); |
| 169 | display_setting_item (item); |
| 170 | hilite_item = item; |
| 171 | } |
| 172 | |
| 173 | |
| 174 | |
| 175 | void select_left_setting (void) |
| 176 | { |
| 177 | if ((hilite_item & 1) != 0) |
| 178 | highlight_setting (hilite_item - 1); |
| 179 | } |
| 180 | |
| 181 | void select_right_setting (void) |
| 182 | { |
| 183 | if (((hilite_item & 1) == 0) && (hilite_item < (NUM_SETTINGS - 1))) |
| 184 | highlight_setting (hilite_item + 1); |
| 185 | } |
| 186 | |
| 187 | |
| 188 | void select_up_setting (void) |
| 189 | { |
| 190 | if (hilite_item == (NUM_SETTINGS - 1)) |
| 191 | { |
| 192 | highlight_setting (NUM_SETTINGS - 2); |
| 193 | return; |
| 194 | } |
| 195 | |
| 196 | if (hilite_item > 1) |
| 197 | highlight_setting (hilite_item - 2); |
| 198 | } |
| 199 | |
| 200 | |
| 201 | void select_down_setting (void) |
| 202 | { |
| 203 | if (hilite_item == (NUM_SETTINGS - 2)) |
| 204 | { |
| 205 | highlight_setting (NUM_SETTINGS - 1); |
| 206 | return; |
| 207 | } |
| 208 | |
| 209 | if (hilite_item < (NUM_SETTINGS - 2)) |
| 210 | highlight_setting (hilite_item + 2); |
| 211 | } |
| 212 | |
| 213 | void toggle_setting (void) |
| 214 | { |
| 215 | if (hilite_item == (NUM_SETTINGS - 1)) |
| 216 | { |
| 217 | write_config_file(); |
| 218 | display_options(); |
| 219 | return; |
| 220 | } |
| 221 | |
| 222 | switch (hilite_item) |
| 223 | { |
| 224 | case 0: |
| 225 | wireframe ^= 1; |
| 226 | break; |
| 227 | |
| 228 | case 1: |
| 229 | anti_alias_gfx ^= 1; |
| 230 | break; |
| 231 | |
| 232 | case 2: |
| 233 | planet_render_style = (planet_render_style + 1) % 4; |
| 234 | break; |
| 235 | |
| 236 | case 3: |
| 237 | hoopy_casinos ^= 1; |
| 238 | break; |
| 239 | |
| 240 | case 4: |
| 241 | instant_dock ^= 1; |
| 242 | break; |
| 243 | } |
| 244 | |
| 245 | highlight_setting (hilite_item); |
| 246 | } |
| 247 | |
| 248 | |
| 249 | void game_settings_screen (void) |
| 250 | { |
| 251 | int i; |
| 252 | |
| 253 | current_screen = SCR_SETTINGS; |
| 254 | |
| 255 | gfx_clear_display(); |
| 256 | gfx_display_centre_text (10, "GAME SETTINGS", 140, GFX_COL_GOLD); |
| 257 | gfx_draw_line (0, 36, 511, 36); |
| 258 | |
| 259 | for (i = 0; i < NUM_SETTINGS; i++) |
| 260 | { |
| 261 | display_setting_item (i); |
| 262 | } |
| 263 | |
| 264 | hilite_item = -1; |
| 265 | highlight_setting (0); |
| 266 | } |
| 267 | |
| 268 | |
| 269 | void display_option_item (int i) |
| 270 | { |
| 271 | int y; |
| 272 | int col; |
| 273 | |
| 274 | y = (384 - (30 * NUM_OPTIONS)) / 2; |
| 275 | y += i * 30; |
| 276 | col = ((!docked) && option_list[i].docked_only) ? GFX_COL_GREY_1 : GFX_COL_WHITE; |
| 277 | |
| 278 | gfx_display_centre_text (y, option_list[i].text, 120, col); |
| 279 | } |
| 280 | |
| 281 | |
| 282 | void highlight_option (int i) |
| 283 | { |
| 284 | int y; |
| 285 | int x; |
| 286 | |
| 287 | if ((hilite_item != -1) && (hilite_item != i)) |
| 288 | { |
| 289 | x = GFX_X_CENTRE - (OPTION_BAR_WIDTH / 2); |
| 290 | y = (384 - (30 * NUM_OPTIONS)) / 2; |
| 291 | y += hilite_item * 30; |
| 292 | gfx_clear_area (x, y, x + OPTION_BAR_WIDTH, y + OPTION_BAR_HEIGHT); |
| 293 | display_option_item (hilite_item); |
| 294 | } |
| 295 | |
| 296 | x = GFX_X_CENTRE - (OPTION_BAR_WIDTH / 2); |
| 297 | y = (384 - (30 * NUM_OPTIONS)) / 2; |
| 298 | y += i * 30; |
| 299 | |
| 300 | gfx_draw_rectangle (x, y, x + OPTION_BAR_WIDTH, y + OPTION_BAR_HEIGHT, |
| 301 | GFX_COL_DARK_RED); |
| 302 | display_option_item (i); |
| 303 | |
| 304 | hilite_item = i; |
| 305 | } |
| 306 | |
| 307 | void select_previous_option (void) |
| 308 | { |
| 309 | if (hilite_item > 0) |
| 310 | highlight_option (hilite_item - 1); |
| 311 | } |
| 312 | |
| 313 | void select_next_option (void) |
| 314 | { |
| 315 | if (hilite_item < (NUM_OPTIONS - 1)) |
| 316 | highlight_option (hilite_item + 1); |
| 317 | } |
| 318 | |
| 319 | |
| 320 | void do_option (void) |
| 321 | { |
| 322 | if ((!docked) && option_list[hilite_item].docked_only) |
| 323 | return; |
| 324 | |
| 325 | switch (hilite_item) |
| 326 | { |
| 327 | case 0: |
| 328 | save_commander_screen(); |
| 329 | break; |
| 330 | |
| 331 | case 1: |
| 332 | load_commander_screen(); |
| 333 | display_commander_status(); |
| 334 | break; |
| 335 | |
| 336 | case 2: |
| 337 | game_settings_screen(); |
| 338 | break; |
| 339 | |
| 340 | case 3: |
| 341 | quit_screen(); |
| 342 | break; |
| 343 | } |
| 344 | } |
| 345 | |
| 346 | |
| 347 | void display_options (void) |
| 348 | { |
| 349 | int i; |
| 350 | |
| 351 | current_screen = SCR_OPTIONS; |
| 352 | |
| 353 | gfx_clear_display(); |
| 354 | gfx_display_centre_text (10, "GAME OPTIONS", 140, GFX_COL_GOLD); |
| 355 | gfx_draw_line (0, 36, 511, 36); |
| 356 | gfx_display_centre_text (300, "Version: Release 1.0", 120, GFX_COL_WHITE); |
| 357 | gfx_display_centre_text (320, "www.newkind.co.uk", 120, GFX_COL_WHITE); |
| 358 | gfx_display_centre_text (340, "Written by Christian Pinder 1999-2001", 120, GFX_COL_WHITE); |
| 359 | gfx_display_centre_text (360, "Based on original code by Ian Bell & David Braben", 120, GFX_COL_WHITE); |
| 360 | |
| 361 | for (i = 0; i < NUM_OPTIONS; i++) |
| 362 | display_option_item (i); |
| 363 | |
| 364 | hilite_item = -1; |
| 365 | highlight_option (0); |
| 366 | } |