through CB2_UnusedPokedexAreaScreen

1 files changed, 90 insertions, 0 deletions

diff --git a/src/pokedex_area_screen.c b/src/pokedex_area_screen.c
index 67ca276c4..020f0e9b2 100644
--- a/src/pokedex_area_screen.c
+++ b/src/pokedex_area_screen.c
@@ -1,9 +1,31 @@
 
 // Includes
 #include "global.h"
+#include "ewram.h"
+#include "main.h"
+#include "palette.h"
+#include "task.h"
+#include "sprite.h"
+#include "region_map.h"
+#include "string_util.h"
+#include "text.h"
 
 // Static type declarations
 
+struct PokedexAreaScreenEwramStruct
+{
+    u8 filler_0000[4];
+    u32 unk0004;
+    u32 unk0008;
+    u8 filler_000C[2];
+    u16 unk000E;
+    u8 filler_0010[0x6d8];
+    struct RegionMap unk06E8;
+    u8 unk0F68[16];
+};
+
+#define ePokedexAreaScreen (*(struct PokedexAreaScreenEwramStruct *)gSharedMem)
+
 // Static RAM declarations
 
 EWRAM_DATA u16 gUnknown_02039260 = 0;
@@ -15,6 +37,74 @@ EWRAM_DATA u16 gUnknown_0203926A = 0;
 
 // Static ROM declarations
 
+void CB2_UnusedPokedexAreaScreen(void);
+void sub_81107DC(void);
+void sub_81107F0(void);
+void sub_8110814(void (*func)(void));
+void sub_8110824(void);
+void sub_8111084(void);
+bool8 DrawAreaGlow(void);
+void sub_8111288(void);
+
 // .rodata
 
 // .text
+
+void UnusedPokedexAreaScreen(u16 a0, u32 a1, u32 a2)
+{
+    ePokedexAreaScreen.unk0004 = a1;
+    ePokedexAreaScreen.unk0008 = a2;
+    ePokedexAreaScreen.unk000E = a0;
+    SetMainCallback2(CB2_UnusedPokedexAreaScreen);
+}
+
+void CB2_UnusedPokedexAreaScreen(void)
+{
+    switch (gMain.state)
+    {
+        case 0:
+            SetVBlankCallback(NULL);
+            REG_DISPCNT = DISPCNT_MODE_0 | DISPCNT_BG1_ON | DISPCNT_WIN0_ON | DISPCNT_WIN1_ON;
+            ResetPaletteFade();
+            ResetSpriteData();
+            ResetTasks();
+            FreeSpriteTileRanges();
+            FreeAllSpritePalettes();
+            REG_BG0HOFS = 0;
+            REG_BG0VOFS = -8;
+            REG_BG2VOFS = 0;
+            REG_BG2HOFS = 0;
+            REG_BG3HOFS = 0;
+            REG_BG3VOFS = 0;
+            break;
+        case 1:
+            InitRegionMap(&ePokedexAreaScreen.unk06E8, FALSE);
+            StringFill(ePokedexAreaScreen.unk0F68, CHAR_SPACE, 16);
+            break;
+        case 2:
+            sub_8110824();
+            break;
+        case 3:
+            if (DrawAreaGlow())
+                return;
+            break;
+        case 4:
+            CreateRegionMapPlayerIcon(1, 1);
+            sub_80FB2A4(0, -8);
+            SetVBlankCallback(sub_81107DC);
+            break;
+        case 5:
+            BeginNormalPaletteFade(0xFFFFFFEB, 0, 16, 0, 0);
+            break;
+        case 6:
+            REG_BLDCNT = BLDCNT_TGT1_BG0 | BLDCNT_EFFECT_BLEND | BLDCNT_TGT2_BG0 | BLDCNT_TGT2_BG1 | BLDCNT_TGT2_BG2 | BLDCNT_TGT2_BG3 | BLDCNT_TGT2_OBJ | BLDCNT_TGT2_BD;
+            sub_8111084();
+            REG_DISPCNT = DISPCNT_MODE_1 | DISPCNT_OBJ_1D_MAP | DISPCNT_BG0_ON | DISPCNT_BG1_ON | DISPCNT_BG2_ON | DISPCNT_OBJ_ON | DISPCNT_WIN0_ON | DISPCNT_WIN1_ON;
+            break;
+        case 7:
+            sub_8110814(sub_8111288);
+            SetMainCallback2(sub_81107F0);
+            return;
+    }
+    gMain.state++;
+}