diff options
Diffstat (limited to 'src/safari_zone.c')
| -rw-r--r-- | src/safari_zone.c | 253 |
1 files changed, 253 insertions, 0 deletions
diff --git a/src/safari_zone.c b/src/safari_zone.c new file mode 100644 index 000000000..f371b08b3 --- /dev/null +++ b/src/safari_zone.c @@ -0,0 +1,253 @@ +#include "global.h" +#include "safari_zone.h" +#include "event_data.h" +#include "field_fadetransition.h" +#include "field_player_avatar.h" +#include "main.h" +#include "overworld.h" +#include "script.h" +#include "string_util.h" +#include "text.h" + +struct PokeblockFeeder +{ + /*0x00*/ s16 x; + /*0x02*/ s16 y; + /*0x04*/ s8 mapNum; + /*0x05*/ u8 stepCounter; + /*0x08*/ struct Pokeblock pokeblock; +}; + +#define NUM_POKEBLOCK_FEEDERS 10 + +static void ClearAllPokeblockFeeders(void); +static void DecrementFeederStepCounters(void); + +extern u8 gBattleOutcome; + +EWRAM_DATA u8 gNumSafariBalls = 0; +EWRAM_DATA u16 gSafariZoneStepCounter = 0; +EWRAM_DATA static struct PokeblockFeeder gPokeblockFeeders[NUM_POKEBLOCK_FEEDERS] = {0}; + +extern void (*gFieldCallback)(void); + +extern u8 gUnknown_081C340A; +extern u8 gUnknown_081C342D; +extern u8 gUnknown_081C3448; +extern u8 gUnknown_081C3459; +extern u8 *gPokeblockNames[]; + +extern u16 gSpecialVar_Result; + +bool32 GetSafariZoneFlag(void) +{ + return FlagGet(FLAG_SYS_SAFARI_MODE); +} + +void SetSafariZoneFlag(void) +{ + FlagSet(FLAG_SYS_SAFARI_MODE); +} + +void ResetSafariZoneFlag(void) +{ + FlagClear(FLAG_SYS_SAFARI_MODE); +} + +void EnterSafariMode(void) +{ + IncrementGameStat(GAME_STAT_ENTERED_SAFARI_ZONE); + SetSafariZoneFlag(); + ClearAllPokeblockFeeders(); + gNumSafariBalls = 30; + gSafariZoneStepCounter = 500; +} + +void ExitSafariMode(void) +{ + ResetSafariZoneFlag(); + ClearAllPokeblockFeeders(); + gNumSafariBalls = 0; + gSafariZoneStepCounter = 0; +} + +bool8 SafariZoneTakeStep(void) +{ + if (GetSafariZoneFlag() == FALSE) + { + return FALSE; + } + + DecrementFeederStepCounters(); + gSafariZoneStepCounter--; + if (gSafariZoneStepCounter == 0) + { + ScriptContext1_SetupScript(&gUnknown_081C3448); + return TRUE; + } + return FALSE; +} + +void SafariZoneRetirePrompt(void) +{ + ScriptContext1_SetupScript(&gUnknown_081C342D); +} + +void sub_80C824C(void) +{ + if (gNumSafariBalls != 0) + { + SetMainCallback2(c2_exit_to_overworld_2_switch); + } + else if (gBattleOutcome == 8) + { + ScriptContext2_RunNewScript(&gUnknown_081C340A); + warp_in(); + gFieldCallback = sub_8080E44; + SetMainCallback2(CB2_LoadMap); + } + else if (gBattleOutcome == 7) + { + ScriptContext1_SetupScript(&gUnknown_081C3459); + ScriptContext1_Stop(); + SetMainCallback2(c2_exit_to_overworld_1_continue_scripts_restart_music); + } +} + +static void ClearPokeblockFeeder(u8 index) +{ + memset(&gPokeblockFeeders[index], 0, sizeof(struct PokeblockFeeder)); +} + +static void ClearAllPokeblockFeeders(void) +{ + memset(gPokeblockFeeders, 0, sizeof(gPokeblockFeeders)); +} + +void SafariZoneGetPokeblockNameInFeeder(void) +{ + s16 x, y; + u16 i; + + GetXYCoordsOneStepInFrontOfPlayer(&x, &y); + + for (i = 0; i < NUM_POKEBLOCK_FEEDERS; i++) + { + if (gSaveBlock1.location.mapNum == gPokeblockFeeders[i].mapNum + && gPokeblockFeeders[i].x == x + && gPokeblockFeeders[i].y == y) + { + gSpecialVar_Result = i; + StringCopy(gStringVar1, gPokeblockNames[gPokeblockFeeders[i].pokeblock.color]); + return; + } + } + + gSpecialVar_Result = -1; +} + +static void GetPokeblockFeederWithinRange(void) +{ + s16 x, y; + u16 i; + + PlayerGetDestCoords(&x, &y); + + for (i = 0; i < NUM_POKEBLOCK_FEEDERS; i++) + { + if (gSaveBlock1.location.mapNum == gPokeblockFeeders[i].mapNum) + { + //Get absolute value of x and y distance from Pokeblock feeder on current map + x -= gPokeblockFeeders[i].x; + y -= gPokeblockFeeders[i].y; + if (x < 0) + x *= -1; + if (y < 0) + y *= -1; + if ((x + y) <= 5) + { + gSpecialVar_Result = i; + return; + } + } + } + + gSpecialVar_Result = -1; +} + +struct Pokeblock *unref_sub_80C8418(void) +{ + SafariZoneGetPokeblockNameInFeeder(); + + if (gSpecialVar_Result == 0xFFFF) + return NULL; + else + return &gPokeblockFeeders[gSpecialVar_Result].pokeblock; +} + + +struct Pokeblock *SafariZoneGetActivePokeblock(void) +{ + GetPokeblockFeederWithinRange(); + + if (gSpecialVar_Result == 0xFFFF) + return NULL; + else + return &gPokeblockFeeders[gSpecialVar_Result].pokeblock; +} + + +void SafariZoneActivatePokeblockFeeder(u8 pokeblock_index) +{ + s16 x, y; + u8 i; + + for (i = 0; i < NUM_POKEBLOCK_FEEDERS; i++) + { + //Find free entry in gPokeblockFeeders + if (gPokeblockFeeders[i].mapNum == 0 + && gPokeblockFeeders[i].x == 0 + && gPokeblockFeeders[i].y == 0) + { + //Initialize Pokeblock feeder + GetXYCoordsOneStepInFrontOfPlayer(&x, &y); + gPokeblockFeeders[i].mapNum = gSaveBlock1.location.mapNum; + gPokeblockFeeders[i].pokeblock = gSaveBlock1.pokeblocks[pokeblock_index]; + gPokeblockFeeders[i].stepCounter = 100; + gPokeblockFeeders[i].x = x; + gPokeblockFeeders[i].y = y; + break; + } + } +} + +static void DecrementFeederStepCounters(void) +{ + u8 i; + + for (i = 0; i < NUM_POKEBLOCK_FEEDERS; i++) + { + if (gPokeblockFeeders[i].stepCounter != 0) + { + gPokeblockFeeders[i].stepCounter--; + if (gPokeblockFeeders[i].stepCounter == 0) + ClearPokeblockFeeder(i); + } + } +} + +bool8 unref_sub_80C853C(void) +{ + SafariZoneGetPokeblockNameInFeeder(); + + if (gSpecialVar_Result == 0xFFFF) + { + return FALSE; + } + + ConvertIntToDecimalStringN(gStringVar2, + gPokeblockFeeders[gSpecialVar_Result].stepCounter, + STR_CONV_MODE_LEADING_ZEROS, 3); + + return TRUE; +} |