1 files changed, 117 insertions, 0 deletions
diff --git a/src/event_obj_lock.c b/src/event_obj_lock.c
new file mode 100644
index 000000000..624cf0b35
--- /dev/null
+++ b/src/event_obj_lock.c
@@ -0,0 +1,117 @@
+#include "global.h"
+#include "event_obj_lock.h"
+#include "event_object_movement.h"
+#include "field_player_avatar.h"
+#include "script_movement.h"
+#include "task.h"
+
+extern u16 gSpecialVar_Facing;
+
+bool8 walkrun_is_standing_still(void)
+{
+    if (gPlayerAvatar.tileTransitionState == T_TILE_TRANSITION)
+        return FALSE;
+    else
+        return TRUE;
+}
+
+void sub_8064CDC(u8 taskId)
+{
+    if (walkrun_is_standing_still())
+    {
+        sub_80594C0();
+        DestroyTask(taskId);
+    }
+}
+
+bool8 sub_8064CFC(void)
+{
+    if (FuncIsActiveTask(sub_8064CDC))
+    {
+        return FALSE;
+    }
+    else
+    {
+        sub_80597F4();
+        return TRUE;
+    }
+}
+
+void ScriptFreezeEventObjects(void)
+{
+    FreezeEventObjects();
+    CreateTask(sub_8064CDC, 80);
+}
+
+void sub_8064D38(u8 taskId)
+{
+    struct Task *task = &gTasks[taskId];
+
+    if (!task->data[0] && walkrun_is_standing_still() == TRUE)
+    {
+        sub_80594C0();
+        task->data[0] = 1;
+    }
+    if (!task->data[1] && !gEventObjects[gSelectedEventObject].singleMovementActive)
+    {
+        FreezeEventObject(&gEventObjects[gSelectedEventObject]);
+        task->data[1] = 1;
+    }
+    if (task->data[0] && task->data[1])
+        DestroyTask(taskId);
+}
+
+bool8 sub_8064DB4(void)
+{
+    if (FuncIsActiveTask(sub_8064D38))
+    {
+        return FALSE;
+    }
+    else
+    {
+        sub_80597F4();
+        return TRUE;
+    }
+}
+
+void LockSelectedEventObject(void)
+{
+    u8 taskId;
+    FreezeEventObjectsExceptOne(gSelectedEventObject);
+    taskId = CreateTask(sub_8064D38, 80);
+    if (!gEventObjects[gSelectedEventObject].singleMovementActive)
+    {
+        FreezeEventObject(&gEventObjects[gSelectedEventObject]);
+        gTasks[taskId].data[1] = 1;
+    }
+}
+
+void sub_8064E2C(void)
+{
+    u8 objectId = GetEventObjectIdByLocalIdAndMap(0xFF, 0, 0);
+    EventObjectClearHeldMovementIfFinished(&gEventObjects[objectId]);
+    sub_80A2178();
+    UnfreezeEventObjects();
+}
+
+void unref_sub_8064E5C(void)
+{
+    u8 objectId;
+
+    if (gEventObjects[gSelectedEventObject].active)
+        EventObjectClearHeldMovementIfFinished(&gEventObjects[gSelectedEventObject]);
+    objectId = GetEventObjectIdByLocalIdAndMap(0xFF, 0, 0);
+    EventObjectClearHeldMovementIfFinished(&gEventObjects[objectId]);
+    sub_80A2178();
+    UnfreezeEventObjects();
+}
+
+void sub_8064EAC(void)
+{
+    EventObjectFaceOppositeDirection(&gEventObjects[gSelectedEventObject], gSpecialVar_Facing);
+}
+
+void sub_8064ED4(void)
+{
+    EventObjectClearHeldMovementIfActive(&gEventObjects[gSelectedEventObject]);
+}