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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 | |
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32 | #define NUM_OPTIONS 5 |
33 | #define NUM_SETTINGS 7 |
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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}, |
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49 | {"Restart Game", 0}, |
50 | {"Quit", 0} |
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51 | }; |
52 | |
53 | struct setting |
54 | { |
55 | char *name; |
56 | char *value[5]; |
57 | }; |
58 | |
59 | static struct setting setting_list[NUM_SETTINGS] = |
60 | { |
61 | {"Graphics:", {"Solid", "Wireframe", "", "", ""}}, |
62 | {"Anti Alias:", {"Off", "On", "", "", ""}}, |
63 | {"Planet Style:", {"Wireframe", "Green", "SNES", "Fractal", ""}}, |
64 | {"Planet Desc.:", {"BBC", "MSX", "", "", ""}}, |
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65 | {"Instant Dock:", {"Off", "On", "", "", ""}}, |
66 | {"Remap Keys:", {"Off", "On", "", "", ""}}, |
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67 | {"Save Settings", {"", "", "", "", ""}} |
68 | }; |
69 | |
70 | |
71 | void quit_screen (void) |
72 | { |
73 | current_screen = SCR_QUIT; |
74 | |
75 | gfx_clear_display(); |
76 | gfx_display_centre_text (10, "GAME OPTIONS", 140, GFX_COL_GOLD); |
77 | gfx_draw_line (0, 36, 511, 36); |
78 | |
79 | gfx_display_centre_text (175, "QUIT GAME (Y/N)?", 140, GFX_COL_GOLD); |
80 | } |
81 | |
82 | |
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83 | void restart_screen(void) |
84 | { |
85 | current_screen = SCR_RESTART; |
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86 | |
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87 | gfx_clear_display(); |
88 | gfx_display_centre_text (10, "GAME OPTIONS", 140, GFX_COL_GOLD); |
89 | gfx_draw_line (0, 36, 511, 36); |
90 | |
91 | gfx_display_centre_text (175, "RESTART GAME (Y/N)?", 140, GFX_COL_GOLD); |
92 | } |
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93 | |
94 | |
95 | void display_setting_item (int item) |
96 | { |
97 | int x,y; |
98 | int v; |
99 | |
100 | if (item == (NUM_SETTINGS - 1)) |
101 | { |
102 | y = ((NUM_SETTINGS + 1) / 2) * 30 + 96 + 32; |
103 | gfx_display_centre_text (y, setting_list[item].name, 120, GFX_COL_WHITE); |
104 | return; |
105 | } |
106 | |
107 | switch (item) |
108 | { |
109 | case 0: |
110 | v = wireframe; |
111 | break; |
112 | |
113 | case 1: |
114 | v = anti_alias_gfx; |
115 | break; |
116 | |
117 | case 2: |
118 | v = planet_render_style; |
119 | break; |
120 | |
121 | case 3: |
122 | v = hoopy_casinos; |
123 | break; |
124 | |
125 | case 4: |
126 | v = instant_dock; |
127 | break; |
128 | |
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129 | case 5: |
130 | v = remap_keys; |
131 | break; |
132 | |
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133 | default: |
134 | v = 0; |
135 | break; |
136 | } |
137 | |
138 | x = (item & 1) * 250 + 32; |
139 | y = (item / 2) * 30 + 96; |
140 | |
141 | gfx_display_colour_text (x, y, setting_list[item].name, GFX_COL_WHITE); |
142 | gfx_display_colour_text (x + 120, y, setting_list[item].value[v], GFX_COL_WHITE); |
143 | } |
144 | |
145 | |
146 | void highlight_setting (int item) |
147 | { |
148 | int x,y; |
149 | int width; |
150 | |
151 | if ((hilite_item != -1) && (hilite_item != item)) |
152 | { |
153 | if (hilite_item == (NUM_SETTINGS - 1)) |
154 | { |
155 | x = GFX_X_CENTRE - (OPTION_BAR_WIDTH / 2); |
156 | y = ((NUM_SETTINGS + 1) / 2) * 30 + 96 + 32; |
157 | width = OPTION_BAR_WIDTH; |
158 | } |
159 | else |
160 | { |
161 | x = (hilite_item & 1) * 250 + 32 + 120; |
162 | y = (hilite_item / 2) * 30 + 96; |
163 | width = 100; |
164 | } |
165 | |
166 | gfx_clear_area (x, y, x + width, y + OPTION_BAR_HEIGHT); |
167 | display_setting_item (hilite_item); |
168 | } |
169 | |
170 | if (item == (NUM_SETTINGS - 1)) |
171 | { |
172 | x = GFX_X_CENTRE - (OPTION_BAR_WIDTH / 2); |
173 | y = ((NUM_SETTINGS + 1) / 2) * 30 + 96 + 32; |
174 | width = OPTION_BAR_WIDTH; |
175 | } |
176 | else |
177 | { |
178 | x = (item & 1) * 250 + 32 + 120; |
179 | y = (item / 2) * 30 + 96; |
180 | width = 100; |
181 | } |
182 | |
183 | gfx_draw_rectangle (x, y, x + width, y + OPTION_BAR_HEIGHT, GFX_COL_DARK_RED); |
184 | display_setting_item (item); |
185 | hilite_item = item; |
186 | } |
187 | |
188 | |
189 | |
190 | void select_left_setting (void) |
191 | { |
192 | if ((hilite_item & 1) != 0) |
193 | highlight_setting (hilite_item - 1); |
194 | } |
195 | |
196 | void select_right_setting (void) |
197 | { |
198 | if (((hilite_item & 1) == 0) && (hilite_item < (NUM_SETTINGS - 1))) |
199 | highlight_setting (hilite_item + 1); |
200 | } |
201 | |
202 | |
203 | void select_up_setting (void) |
204 | { |
205 | if (hilite_item == (NUM_SETTINGS - 1)) |
206 | { |
207 | highlight_setting (NUM_SETTINGS - 2); |
208 | return; |
209 | } |
210 | |
211 | if (hilite_item > 1) |
212 | highlight_setting (hilite_item - 2); |
213 | } |
214 | |
215 | |
216 | void select_down_setting (void) |
217 | { |
218 | if (hilite_item == (NUM_SETTINGS - 2)) |
219 | { |
220 | highlight_setting (NUM_SETTINGS - 1); |
221 | return; |
222 | } |
223 | |
224 | if (hilite_item < (NUM_SETTINGS - 2)) |
225 | highlight_setting (hilite_item + 2); |
226 | } |
227 | |
228 | void toggle_setting (void) |
229 | { |
230 | if (hilite_item == (NUM_SETTINGS - 1)) |
231 | { |
232 | write_config_file(); |
233 | display_options(); |
234 | return; |
235 | } |
236 | |
237 | switch (hilite_item) |
238 | { |
239 | case 0: |
240 | wireframe ^= 1; |
241 | break; |
242 | |
243 | case 1: |
244 | anti_alias_gfx ^= 1; |
245 | break; |
246 | |
247 | case 2: |
248 | planet_render_style = (planet_render_style + 1) % 4; |
249 | break; |
250 | |
251 | case 3: |
252 | hoopy_casinos ^= 1; |
253 | break; |
254 | |
255 | case 4: |
256 | instant_dock ^= 1; |
257 | break; |
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258 | |
259 | case 5: |
260 | remap_keys ^= 1; |
261 | break; |
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262 | } |
263 | |
264 | highlight_setting (hilite_item); |
265 | } |
266 | |
267 | |
268 | void game_settings_screen (void) |
269 | { |
270 | int i; |
271 | |
272 | current_screen = SCR_SETTINGS; |
273 | |
274 | gfx_clear_display(); |
275 | gfx_display_centre_text (10, "GAME SETTINGS", 140, GFX_COL_GOLD); |
276 | gfx_draw_line (0, 36, 511, 36); |
277 | |
278 | for (i = 0; i < NUM_SETTINGS; i++) |
279 | { |
280 | display_setting_item (i); |
281 | } |
282 | |
283 | hilite_item = -1; |
284 | highlight_setting (0); |
285 | } |
286 | |
287 | |
288 | void display_option_item (int i) |
289 | { |
290 | int y; |
291 | int col; |
292 | |
293 | y = (384 - (30 * NUM_OPTIONS)) / 2; |
294 | y += i * 30; |
295 | col = ((!docked) && option_list[i].docked_only) ? GFX_COL_GREY_1 : GFX_COL_WHITE; |
296 | |
297 | gfx_display_centre_text (y, option_list[i].text, 120, col); |
298 | } |
299 | |
300 | |
301 | void highlight_option (int i) |
302 | { |
303 | int y; |
304 | int x; |
305 | |
306 | if ((hilite_item != -1) && (hilite_item != i)) |
307 | { |
308 | x = GFX_X_CENTRE - (OPTION_BAR_WIDTH / 2); |
309 | y = (384 - (30 * NUM_OPTIONS)) / 2; |
310 | y += hilite_item * 30; |
311 | gfx_clear_area (x, y, x + OPTION_BAR_WIDTH, y + OPTION_BAR_HEIGHT); |
312 | display_option_item (hilite_item); |
313 | } |
314 | |
315 | x = GFX_X_CENTRE - (OPTION_BAR_WIDTH / 2); |
316 | y = (384 - (30 * NUM_OPTIONS)) / 2; |
317 | y += i * 30; |
318 | |
319 | gfx_draw_rectangle (x, y, x + OPTION_BAR_WIDTH, y + OPTION_BAR_HEIGHT, |
320 | GFX_COL_DARK_RED); |
321 | display_option_item (i); |
322 | |
323 | hilite_item = i; |
324 | } |
325 | |
326 | void select_previous_option (void) |
327 | { |
328 | if (hilite_item > 0) |
329 | highlight_option (hilite_item - 1); |
330 | } |
331 | |
332 | void select_next_option (void) |
333 | { |
334 | if (hilite_item < (NUM_OPTIONS - 1)) |
335 | highlight_option (hilite_item + 1); |
336 | } |
337 | |
338 | |
339 | void do_option (void) |
340 | { |
341 | if ((!docked) && option_list[hilite_item].docked_only) |
342 | return; |
343 | |
344 | switch (hilite_item) |
345 | { |
346 | case 0: |
347 | save_commander_screen(); |
348 | break; |
349 | |
350 | case 1: |
351 | load_commander_screen(); |
352 | display_commander_status(); |
353 | break; |
354 | |
355 | case 2: |
356 | game_settings_screen(); |
357 | break; |
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358 | |
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359 | case 3: |
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360 | restart_screen(); |
361 | break; |
362 | |
363 | case 4: |
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364 | quit_screen(); |
365 | break; |
366 | } |
367 | } |
368 | |
369 | |
370 | void display_options (void) |
371 | { |
372 | int i; |
373 | |
374 | current_screen = SCR_OPTIONS; |
375 | |
376 | gfx_clear_display(); |
377 | gfx_display_centre_text (10, "GAME OPTIONS", 140, GFX_COL_GOLD); |
378 | gfx_draw_line (0, 36, 511, 36); |
379 | gfx_display_centre_text (300, "Version: Release 1.0", 120, GFX_COL_WHITE); |
380 | gfx_display_centre_text (320, "www.newkind.co.uk", 120, GFX_COL_WHITE); |
381 | gfx_display_centre_text (340, "Written by Christian Pinder 1999-2001", 120, GFX_COL_WHITE); |
382 | gfx_display_centre_text (360, "Based on original code by Ian Bell & David Braben", 120, GFX_COL_WHITE); |
383 | |
384 | for (i = 0; i < NUM_OPTIONS; i++) |
385 | display_option_item (i); |
386 | |
387 | hilite_item = -1; |
388 | highlight_option (0); |
389 | } |