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private: |
private: |
349 |
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350 |
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// GridObject interface |
351 |
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void init_model(); |
352 |
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void on_removal(); |
353 |
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354 |
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// Stone interface |
355 |
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void on_impulse(const Impulse& impulse); |
356 |
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bool is_removable() { return state == IDLE; } |
357 |
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void actor_hit(const StoneContact &sc); |
358 |
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359 |
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// TimeHandler interface |
360 |
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void alarm(); |
361 |
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362 |
// Variables : |
// Variables : |
363 |
enum State { IDLE, COME, GO } state; |
enum State { IDLE, COME, GO } state; |
364 |
Stone *in_exchange_with; |
YieldedGridStone *in_exchange_with; |
365 |
Direction move_dir; |
Direction move_dir; |
366 |
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367 |
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}; |
368 |
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369 |
SwapStone(Stone *exchanged_with, Direction dir) |
void SwapStone::on_removal() { |
370 |
: Stone(exchanged_with->get_kind()) // fake kind |
if (state == COME) { |
371 |
, state(GO) |
g_timer.remove_alarm(this); |
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, in_exchange_with(exchanged_with) |
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, move_dir(dir) |
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{} |
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void set_alarm() { g_timer.set_alarm(this, 0.1, false); } |
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void on_creation() { |
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if (state != IDLE) set_alarm(); |
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Stone::on_creation(); |
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372 |
} |
} |
373 |
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} |
374 |
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375 |
void on_removal() { |
void SwapStone::alarm() { |
376 |
if (state != IDLE) { |
assert(state == COME); |
377 |
g_timer.remove_alarm(this); |
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378 |
} |
state = IDLE; |
379 |
} |
init_model(); |
380 |
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play_sound("st-move"); |
381 |
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382 |
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GridPos oldPos = move(get_pos(), reverse(move_dir)); |
383 |
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KillStone(oldPos); |
384 |
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385 |
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assert(in_exchange_with); |
386 |
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in_exchange_with->set_stone(oldPos); |
387 |
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delete in_exchange_with; |
388 |
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in_exchange_with = 0; |
389 |
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} |
390 |
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391 |
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void SwapStone::on_impulse(const Impulse& impulse) { |
392 |
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if (state == IDLE) { |
393 |
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GridPos oldp = get_pos(); |
394 |
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GridPos newp = move(oldp, impulse.dir); |
395 |
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396 |
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if (!IsLevelBorder(newp)) { |
397 |
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Stone *other = GetStone(newp); |
398 |
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if (other && other->is_removable()) { |
399 |
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SwapStone *newStone = clone(); |
400 |
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401 |
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newStone->state = COME; |
402 |
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newStone->in_exchange_with = new YieldedGridStone(other); // yields 'other' |
403 |
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newStone->move_dir = impulse.dir; |
404 |
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405 |
void alarm() { |
g_timer.set_alarm(newStone, 0.1, false); |
406 |
switch (state) { |
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407 |
case COME: |
SetStone(newp, newStone); |
408 |
state = IDLE; |
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409 |
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state = GO; |
410 |
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move_dir = impulse.dir; |
411 |
init_model(); |
init_model(); |
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play_sound("st-move"); |
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break; |
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case GO: { |
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assert(in_exchange_with); |
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Stone *st = in_exchange_with; |
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GridPos p = get_pos(); |
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state = IDLE; |
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KillStone(p); |
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SetStone(p, st); |
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st->on_move(); |
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break; |
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} |
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case IDLE: |
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assert(0); |
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break; |
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} |
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} |
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412 |
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413 |
void on_impulse(const Impulse& impulse) { |
play_sound ("st-move"); |
414 |
if (state == IDLE) { |
player::IncMoveCounter(1); |
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GridPos oldp = get_pos(); |
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GridPos newp = move(oldp, impulse.dir); |
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if (!IsLevelBorder(newp)) { |
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if (Stone *st = YieldStone(newp)) { |
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Stone *self = YieldStone(oldp); |
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SetStone(newp, self); |
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state = COME; |
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move_dir = impulse.dir; |
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set_alarm(); |
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init_model(); |
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SetStone(oldp, new SwapStone(st, impulse.dir)); // sets alarm |
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play_sound ("st-move"); |
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player::IncMoveCounter(2); |
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} |
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415 |
} |
} |
416 |
} |
} |
417 |
} |
} |
418 |
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} |
419 |
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420 |
void actor_hit(const StoneContact &sc) { |
void SwapStone::actor_hit(const StoneContact &sc) { |
421 |
Direction dir = get_push_direction (sc); |
Direction dir = get_push_direction (sc); |
422 |
if (dir != NODIR) { |
if (dir != NODIR) { |
423 |
send_impulse(get_pos(), dir); |
send_impulse(get_pos(), dir); |
424 |
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} |
425 |
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} |
426 |
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427 |
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void SwapStone::init_model() { |
428 |
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const char *model = 0; |
429 |
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switch (state) { |
430 |
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case IDLE: model = "st-swap"; break; |
431 |
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case COME: { |
432 |
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const char *models[] = { "st-swap-w", "st-swap-s", "st-swap-e", "st-swap-n" }; |
433 |
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model = models[move_dir]; |
434 |
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break; |
435 |
} |
} |
436 |
} |
case GO: { |
437 |
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const char *models[] = { "st-swap-e", "st-swap-n", "st-swap-w", "st-swap-s" }; |
438 |
void init_model() { |
model = models[move_dir]; |
439 |
const char *model = 0; |
break; |
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switch (state) { |
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case IDLE: model = "st-swap"; break; |
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case COME: { |
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const char *models[] = { "st-swap-w", "st-swap-s", "st-swap-e", "st-swap-n" }; |
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model = models[move_dir]; |
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break; |
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} |
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case GO: { |
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const char *models[] = { "st-swap-e", "st-swap-n", "st-swap-w", "st-swap-s" }; |
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model = models[move_dir]; |
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break; |
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} |
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440 |
} |
} |
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set_model(model); |
|
441 |
} |
} |
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}; |
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442 |
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443 |
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set_model(model); |
444 |
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} |
445 |
} |
} |
446 |
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447 |
//---------------------------------------- |
//---------------------------------------- |