decompile menu_helpers

1 files changed, 478 insertions, 0 deletions

diff --git a/src/menu_helpers.c b/src/menu_helpers.c
new file mode 100644
index 000000000..3c7227629
--- /dev/null
+++ b/src/menu_helpers.c
@@ -0,0 +1,478 @@
+#include "global.h"
+#include "item_menu.h"
+#include "items.h"
+#include "link.h"
+#include "mail_data.h"
+#include "main.h"
+#include "map_constants.h"
+#include "menu.h"
+#include "menu_helpers.h"
+#include "rom4.h"
+#include "songs.h"
+#include "sound.h"
+#include "sprite.h"
+#include "task.h"
+#include "text.h"
+
+extern u8 gUnknown_020388C0[4];
+extern struct YesNoFuncTable gUnknown_020388C4;
+
+extern TaskFunc gUnknown_0300074C;
+
+extern struct SpritePalette gUnknown_083E5968;
+
+extern struct SpriteTemplate gSpriteTemplate_83E59D0;
+extern struct SpriteTemplate gSpriteTemplate_83E59E8;
+extern struct SpriteTemplate gSpriteTemplate_83E5A00;
+
+extern const u8 gUnknown_083E5A18[];
+extern const u8 gUnknown_083E5A1C[];
+
+void sub_80F9020(void)
+{
+    memset(&gBGTilemapBuffers[1], 0, 0x800);
+    memset(&gBGTilemapBuffers[2], 0, 0x800);
+    memset(&gBGTilemapBuffers[3], 0, 0x800);
+}
+
+// display message box, fill box with tile if tile is not zero, print string
+static void PrintMessage(const u8 *str, u16 tile)
+{
+    MenuDisplayMessageBox();
+    if (tile)
+    {
+        sub_80A3FA0(&gBGTilemapBuffers[1][0], 2, 15, 26, 4, tile);
+    }
+    sub_8072044(str);
+}
+
+static void sub_80F9090(u8 taskId)
+{
+    if (MenuUpdateWindowText() == TRUE)
+    {
+        gUnknown_0300074C(taskId);
+    }
+}
+
+void DisplayItemMessageOnField(u8 taskId, const u8 *str, TaskFunc callback, u16 tile)
+{
+    PrintMessage(str, tile);
+    gUnknown_0300074C = callback;
+    gTasks[taskId].func = sub_80F9090;
+}
+
+static void Task_CallYesOrNoCallback(u8 taskId)
+{
+    switch (ProcessMenuInputNoWrap_())
+    {
+    case 0:
+        PlaySE(SE_SELECT);
+        gUnknown_020388C4.yesFunc(taskId);
+        break;
+    case 1:
+    case -1:
+        PlaySE(SE_SELECT);
+        gUnknown_020388C4.noFunc(taskId);
+    }
+}
+
+void DoYesNoFuncWithChoice(u8 taskId, const struct YesNoFuncTable *funcTable)
+{
+    gUnknown_020388C4 = *funcTable;
+    gTasks[taskId].func = Task_CallYesOrNoCallback;
+}
+
+static void PrintStringWithPalette(const u8 *str, u8 paletteNum, u8 left, u8 top)
+{
+    u8 paletteStr[4];
+
+    memcpy(paletteStr, gUnknown_083E5A18, 4);
+
+    if (paletteNum != 0xFF)
+    {
+        paletteStr[2] = paletteNum;
+        StringCopy(gStringVar4, paletteStr);
+        StringAppend(gStringVar4, str);
+        paletteStr[2] = gMenuWindowPtr->paletteNum;
+        StringAppend(gStringVar4, paletteStr);
+    }
+    else
+    {
+        StringCopy(gStringVar4, str);
+    }
+
+    MenuPrint(gStringVar4, left, top);
+}
+
+// unused
+void PrintNumberWithPalette(s32 value, u8 paletteNum, u8 n, u8 mode, u8 left, u8 top)
+{
+    ConvertIntToDecimalStringN(gStringVar1, value, mode, n);
+    if (paletteNum != 0xFF)
+    {
+        PrintStringWithPalette(gStringVar1, paletteNum, left, top);
+    }
+    else
+    {
+        MenuPrint(gStringVar1, left, top);
+    }
+}
+
+// unused
+void PrintTriangleCursorWithPalette(u8 left, u8 top, u8 paletteNum)
+{
+    u8 buffer[2];
+    memcpy(buffer, gUnknown_083E5A1C, 2);
+    PrintStringWithPalette(buffer, paletteNum, left, top);
+}
+
+u8 sub_80F9284(void)
+{
+    if (gSaveBlock2.optionsButtonMode == OPTIONS_BUTTON_MODE_LR)
+    {
+        if (gMain.newKeys & L_BUTTON)
+        {
+            return 1;
+        }
+        if (gMain.newKeys & R_BUTTON)
+        {
+            return 2;
+        }
+    }
+
+    return 0;
+}
+
+u8 sub_80F92BC(void)
+{
+    if (gSaveBlock2.optionsButtonMode == OPTIONS_BUTTON_MODE_LR)
+    {
+        if (gMain.newAndRepeatedKeys & L_BUTTON)
+        {
+            return 1;
+        }
+        if (gMain.newAndRepeatedKeys & R_BUTTON)
+        {
+            return 2;
+        }
+    }
+
+    return 0;
+}
+
+bool8 sub_80F92F4(u16 itemId)
+{
+    if (itemId != ITEM_ENIGMA_BERRY)
+    {
+        return TRUE;
+    }
+
+    if (!(gSaveBlock1.location.mapGroup == MAP_GROUP_TRADE_CENTER && gSaveBlock1.location.mapNum == MAP_ID_TRADE_CENTER))
+    {
+        return TRUE;
+    }
+
+    return FALSE;
+}
+
+bool8 sub_80F931C(u16 itemId)
+{
+    if (is_c1_link_related_active() != TRUE)
+    {
+        return TRUE;
+    }
+
+    if (ItemIsMail(itemId) != TRUE)
+    {
+        return TRUE;
+    }
+
+    return FALSE;
+}
+
+bool8 sub_80F9344(void)
+{
+    if (is_c1_link_related_active() == TRUE || gReceivedRemoteLinkPlayers == 1)
+    {
+        return TRUE;
+    }
+
+    return FALSE;
+}
+
+void sub_80F9368(void)
+{
+    u8 *addr;
+    u32 size;
+
+    REG_DISPCNT = 0;
+    REG_BG3CNT = 0;
+    REG_BG2CNT = 0;
+    REG_BG1CNT = 0;
+    REG_BG0CNT = 0;
+    REG_BG3HOFS = 0;
+    REG_BG3VOFS = 0;
+    REG_BG2HOFS = 0;
+    REG_BG2VOFS = 0;
+    REG_BG1HOFS = 0;
+    REG_BG1VOFS = 0;
+    REG_BG0HOFS = 0;
+    REG_BG0VOFS = 0;
+
+    addr = (u8 *)VRAM;
+    size = 0x18000;
+    while (1)
+    {
+        DmaFill16(3, 0, addr, 0x1000);
+        addr += 0x1000;
+        size -= 0x1000;
+        if (size <= 0x1000)
+        {
+            DmaFill16(3, 0, addr, size);
+            break;
+        }
+    }
+
+    DmaClear32(3, OAM, OAM_SIZE);
+    DmaClear16(3, PLTT, PLTT_SIZE);
+}
+
+void sub_80F9438(void)
+{
+    SetVBlankCallback(NULL);
+    SetHBlankCallback(NULL);
+}
+
+void sub_80F944C(void)
+{
+    u8 i;
+
+    for (i = 0; i < 4; i++)
+    {
+        gUnknown_020388C0[i] = 0xFF;
+    }
+
+    FreeSpritePaletteByTag(6);
+    LoadSpritePalette(&gUnknown_083E5968);
+}
+
+void sub_80F9480(u8 *data, u8 n)
+{
+    u8 i;
+
+    for (i = 0; i < n; i++)
+    {
+        data[i] = 0xFF;
+    }
+}
+
+void sub_80F94A4(u8 animNum, u8 *spriteId, s16 x, s16 y)
+{
+    if (animNum <= 5)
+    {
+        if (*spriteId == 0xFF)
+        {
+            *spriteId = CreateSprite(&gSpriteTemplate_83E5A00, x, y, 0);
+        }
+        animNum -= 4;
+        StartSpriteAnim(&gSprites[*spriteId], animNum);
+    }
+}
+
+void sub_80F94F8(u8 *spriteId)
+{
+    if (*spriteId != 0xFF)
+    {
+        DestroySprite(&gSprites[*spriteId]);
+        *spriteId = 0xFF;
+    }
+}
+
+void sub_80F9520(u8 *data, u8 n)
+{
+    u8 i;
+
+    for (i = 0; i < 8; i++)
+    {
+        sub_80F94F8(&data[i]);
+    }
+}
+
+void CreateVerticalScrollIndicators(u8 id, u16 x, u16 y)
+{
+    if (id >= 4)
+    {
+        return;
+    }
+
+    switch (id)
+    {
+    case 0:
+        if (gUnknown_020388C0[0] == 0xFF)
+        {
+            gUnknown_020388C0[0] = CreateSprite(&gSpriteTemplate_83E59D0, x, y, 0);
+            gSprites[gUnknown_020388C0[0]].data2 = -1;
+            if (gUnknown_020388C0[1] != 0xFF)
+            {
+                gSprites[gUnknown_020388C0[0]].pos2.y = gSprites[gUnknown_020388C0[1]].pos2.y * -1;
+                gSprites[gUnknown_020388C0[0]].data3 = gSprites[gUnknown_020388C0[1]].data3;
+            }
+            else
+            {
+                gSprites[gUnknown_020388C0[0]].data3 = 0;
+            }
+        }
+        break;
+
+    case 1:
+        if (gUnknown_020388C0[1] == 0xFF)
+        {
+            gUnknown_020388C0[1] = CreateSprite(&gSpriteTemplate_83E59D0, x, y, 0);
+            gSprites[gUnknown_020388C0[1]].data2 = 1;
+            if (gUnknown_020388C0[0] != 0xFF)
+            {
+                gSprites[gUnknown_020388C0[1]].pos2.y = gSprites[gUnknown_020388C0[0]].pos2.y * -1;
+                gSprites[gUnknown_020388C0[1]].data3 = gSprites[gUnknown_020388C0[0]].data3;
+            }
+            else
+            {
+                gSprites[gUnknown_020388C0[1]].data3 = 0;
+            }
+        }
+        break;
+
+     case 2:
+        if (gUnknown_020388C0[2] == 0xFF)
+        {
+            gUnknown_020388C0[2] = CreateSprite(&gSpriteTemplate_83E59E8, x, y, 0);
+            gSprites[gUnknown_020388C0[2]].data0 = -1;
+            if (gUnknown_020388C0[3] != 0xFF)
+            {
+                gSprites[gUnknown_020388C0[2]].pos2.x = gSprites[gUnknown_020388C0[3]].pos2.x * -1;
+                gSprites[gUnknown_020388C0[2]].data1 = gSprites[gUnknown_020388C0[3]].data1;
+            }
+            else
+            {
+                gSprites[gUnknown_020388C0[2]].data1 = 0;
+            }
+        }
+        break;
+
+    case 3:
+        if (gUnknown_020388C0[3] == 0xFF)
+        {
+            gUnknown_020388C0[3] = CreateSprite(&gSpriteTemplate_83E59E8, x, y, 0);
+            gSprites[gUnknown_020388C0[3]].data0 = 1;
+            if (gUnknown_020388C0[2] != 0xFF)
+            {
+                gSprites[gUnknown_020388C0[3]].pos2.x = gSprites[gUnknown_020388C0[2]].pos2.x * -1;
+                gSprites[gUnknown_020388C0[3]].data1 = gSprites[gUnknown_020388C0[2]].data1;
+            }
+            else
+            {
+                gSprites[gUnknown_020388C0[3]].data1 = 0;
+            }
+        }
+        break;
+    }
+
+    StartSpriteAnim(&gSprites[gUnknown_020388C0[id]], id & 1);
+}
+
+void sub_80F979C(u8 id, bool8 invisible)
+{
+    if (id < 4 && gUnknown_020388C0[id] != 0xFF)
+    {
+        gSprites[gUnknown_020388C0[id]].invisible = invisible;
+    }
+}
+
+void DestroyVerticalScrollIndicator(u8 id)
+{
+    if (id < 4 && gUnknown_020388C0[id] != 0xFF)
+    {
+        DestroySprite(&gSprites[gUnknown_020388C0[id]]);
+        gUnknown_020388C0[id] = 0xFF;
+    }
+}
+
+void LoadScrollIndicatorPalette(void)
+{
+    LoadSpritePalette(&gUnknown_083E5968);
+}
+
+void BuyMenuFreeMemory(void)
+{
+    FreeSpritePaletteByTag(6);
+}
+
+void sub_80F9834(struct Sprite *sprite)
+{
+    if (sprite->data1 == 0)
+    {
+        sprite->pos2.x += sprite->data0;
+    }
+    if (sprite->data3 == 0)
+    {
+        sprite->pos2.y += sprite->data2;
+    }
+    sprite->data1++;
+    sprite->data3++;
+    if (sprite->data1 > 2)
+    {
+        sprite->data1 = 0;
+    }
+    if (sprite->data3 > 2)
+    {
+        sprite->data3 = 0;
+    }
+    if (sprite->pos2.x == 8 || sprite->pos2.x == -8)
+    {
+        sprite->pos2.x = 0;
+    }
+    if (sprite->pos2.y == 8 || sprite->pos2.y == -8)
+    {
+        sprite->pos2.y = 0;
+    }
+}
+
+void sub_80F98A4(u8 id)
+{
+    if (gUnknown_020388C0[id] != 0xFF && id < 4)
+    {
+        gSprites[gUnknown_020388C0[id]].callback = SpriteCallbackDummy;
+    }
+}
+
+void StartVerticalScrollIndicators(u8 id)
+{
+    if (gUnknown_020388C0[id] != 0xFF && id < 4)
+    {
+        gSprites[gUnknown_020388C0[id]].callback = sub_80F9834;
+    }
+}
+
+static void sub_80F9914(u8 id)
+{
+    if (gUnknown_020388C0[id] != 0xFF && id < 4)
+    {
+        gSprites[gUnknown_020388C0[id]].pos2.x = 0;
+        gSprites[gUnknown_020388C0[id]].pos2.y = 0;
+        gSprites[gUnknown_020388C0[id]].data1 = 0;
+        gSprites[gUnknown_020388C0[id]].data3 = 0;
+    }
+}
+
+void PauseVerticalScrollIndicator(u8 id)
+{
+    sub_80F98A4(id);
+    sub_80F9914(id);
+}
+
+void sub_80F9988(u8 id, u8 priority)
+{
+    if (gUnknown_020388C0[id] != 0xFF && id < 4)
+    {
+        gSprites[gUnknown_020388C0[id]].oam.priority = priority;
+    }
+}