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*/ |
*/ |
330 |
namespace |
namespace |
331 |
{ |
{ |
332 |
class SwapStone : public Stone { |
class SwapStone : public Stone, public TimeHandler { |
333 |
CLONEOBJ(SwapStone); |
CLONEOBJ(SwapStone); |
334 |
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public: |
public: |
336 |
SwapStone() : Stone("st-swap") {} |
SwapStone() |
337 |
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: Stone("st-swap") |
338 |
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, state(IDLE) |
339 |
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, in_exchange_with(0) |
340 |
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, move_dir(NODIR) |
341 |
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{} |
342 |
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private: |
private: |
344 |
void actor_hit(const StoneContact &sc) |
|
345 |
{ |
// Variables : |
346 |
|
enum State { IDLE, COME, GO } state; |
347 |
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Stone *in_exchange_with; |
348 |
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Direction move_dir; |
349 |
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350 |
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351 |
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SwapStone(Stone *exchanged_with, Direction dir) |
352 |
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: Stone("st-swap") |
353 |
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, state(GO) |
354 |
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, in_exchange_with(exchanged_with) |
355 |
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, move_dir(dir) |
356 |
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{} |
357 |
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358 |
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void set_alarm() { g_timer.set_alarm(this, 0.1, false); } |
359 |
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360 |
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void on_creation() { |
361 |
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if (state != IDLE) set_alarm(); |
362 |
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Stone::on_creation(); |
363 |
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} |
364 |
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365 |
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void alarm() { |
366 |
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switch (state) { |
367 |
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case COME: |
368 |
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state = IDLE; |
369 |
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init_model(); |
370 |
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play_sound("st-move"); |
371 |
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break; |
372 |
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case GO: { |
373 |
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assert(in_exchange_with); |
374 |
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Stone *st = in_exchange_with; |
375 |
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GridPos p = get_pos(); |
376 |
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KillStone(p); |
377 |
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SetStone(p, st); |
378 |
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st->on_move(); |
379 |
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break; |
380 |
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} |
381 |
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case IDLE: |
382 |
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assert(0); |
383 |
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break; |
384 |
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} |
385 |
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} |
386 |
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387 |
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void on_impulse(const Impulse& impulse) { |
388 |
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if (state == IDLE) { |
389 |
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GridPos oldp = get_pos(); |
390 |
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GridPos newp = move(oldp, impulse.dir); |
391 |
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392 |
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if (Stone *st = YieldStone(newp)) { |
393 |
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if (!st->is_kind("borderstone")) { |
394 |
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Stone *self = YieldStone(oldp); |
395 |
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SetStone(newp, self); |
396 |
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state = COME; |
397 |
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move_dir = impulse.dir; |
398 |
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set_alarm(); |
399 |
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init_model(); |
400 |
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|
401 |
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SetStone(oldp, new SwapStone(st, impulse.dir)); |
402 |
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play_sound ("st-move"); |
403 |
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player::IncMoveCounter(2); |
404 |
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} |
405 |
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} |
406 |
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} |
407 |
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} |
408 |
|
|
409 |
|
void actor_hit(const StoneContact &sc) { |
410 |
Direction dir = get_push_direction (sc); |
Direction dir = get_push_direction (sc); |
411 |
if (dir != NODIR) { |
if (dir != NODIR) { |
412 |
GridPos p = get_pos(); |
send_impulse(get_pos(), dir); |
|
GridPos newp = move(p, dir); |
|
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if (GetStone(newp)) |
|
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SwapStones(p, newp); |
|
413 |
} |
} |
414 |
} |
} |
415 |
|
|
416 |
|
void init_model() { |
417 |
|
const char *model = 0; |
418 |
|
switch (state) { |
419 |
|
case IDLE: model = "st-swap"; break; |
420 |
|
case COME: { |
421 |
|
const char *models[] = { "st-swap-w", "st-swap-s", "st-swap-e", "st-swap-n" }; |
422 |
|
model = models[move_dir]; |
423 |
|
break; |
424 |
|
} |
425 |
|
case GO: { |
426 |
|
const char *models[] = { "st-swap-e", "st-swap-n", "st-swap-w", "st-swap-s" }; |
427 |
|
model = models[move_dir]; |
428 |
|
break; |
429 |
|
} |
430 |
|
} |
431 |
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|
432 |
|
set_model(model); |
433 |
|
} |
434 |
}; |
}; |
435 |
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|
436 |
} |
} |
437 |
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|
438 |
//---------------------------------------- |
//---------------------------------------- |