void ResizeTrainers(int newCount)
{
// repoint the trainer table
// original information
var originalOffset = romInfo.GetInt32("trainers", "Data", 16);
var originalSize = trainerCount * 40;
var newOffset = -1;
var newSize = newCount * 40;
var buffer = new int[newCount];
// copy old table for moving
rom.Seek(originalOffset);
for (int i = 0; i < Math.Min(trainerCount, newCount); i++)
{
buffer[i] = rom.ReadPointer();
}
// overwrite old table with free space
rom.Seek(originalOffset);
for (int i = 0; i < trainerCount; i++)
{
rom.WriteUInt32(0xFFFFFFFFu);
}
// find space for the new table
if (newCount > trainerCount)
{
if (repointAutomaticallyToolStripMenuItem.Checked)
{
newOffset = rom.Find(0xFF, newSize, 0x720000);
}
else
{
using (var fs = new FreeSpaceDialog(rom, newSize, lastSearch))
{
fs.Text = "Repoint Trainer Table";
if (fs.ShowDialog() == DialogResult.OK)
{
newOffset = fs.Offset;
lastSearch = fs.SearchStart;
}
}
}
}
else
{
newOffset = originalOffset;
}
if (newOffset == -1)
{
MessageBox.Show("Unable to resize trainer table!\nAborted.",
"Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
// write new table
rom.Seek(newOffset);
for (int i = 0; i < newCount; i++)
{
rom.WritePointer(buffer[i]);
}
// TODO: trainers with an offset of 0 result in error, allow for 'blank' trainer
// find and replace all pointers to table
// update ini
}
void SaveTrainer()
{
// repoint party
if (trainer.RequiresRepoint)
{
int newOffset = -1;
// find freespace
if (repointAutomaticallyToolStripMenuItem.Checked)
{
newOffset = rom.Find(0xFF, trainer.PartySize, 0x720000);
}
else
{
using (var fs = new FreeSpaceDialog(rom, trainer.PartySize, lastSearch))
{
fs.Text = "Repoint Party";
if (fs.ShowDialog() == DialogResult.OK)
{
newOffset = fs.Offset;
lastSearch = fs.SearchStart;
}
}
}
if (newOffset == -1)
{
MessageBox.Show("Unable to repoint party!\nIt was not saved.",
"Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
// overwrite old party with freespace
if (cleanRepointedTrainersToolStripMenuItem.Checked)
{
rom.Seek(trainer.PartyOffset);
for (int i = 0; i < trainer.OriginalPartySize; i++)
{
rom.WriteByte(0xFF);
}
}
// set new offset for party
trainer.PartyOffset = newOffset;
}
//rom.Seek(romInfo.GetInt32("trainers", "Data", 16) + trainer.Index * 40);
rom.Seek(romInfo.GetInt32("trainers", "Data", 16));
rom.ReadPointerAndSeek();
rom.Skip(trainer.Index * 40);
// write trainer data
rom.WriteByte((byte)((trainer.HasCustomAttacks ? 1 : 0) + (trainer.HasHeldItems ? 2 : 0)));
rom.WriteByte(trainer.Class);
rom.WriteByte((byte)((trainer.Gender << 7) + trainer.Music));
rom.WriteByte(trainer.Sprite);
rom.WriteText(trainer.Name, 12, Table.Encoding.English);
for (int i = 0; i < 4; i++)
{
rom.WriteUInt16(trainer.Items[i]);
}
rom.WriteByte((byte)(trainer.DoubleBattle ? 1 : 0));
rom.Skip(3);
rom.WriteUInt32(trainer.AI);
rom.WriteByte((byte)trainer.Party.Count);
rom.Skip(3);
rom.WritePointer(trainer.PartyOffset);
if (trainer.Party.Count == 0)
{
return;
}
// write party
rom.Seek(trainer.PartyOffset);
foreach (var p in trainer.Party)
{
rom.WriteUInt16(p.EVs);
rom.WriteUInt16(p.Level);
rom.WriteUInt16(p.Species);
if (trainer.HasHeldItems)
{
rom.WriteUInt16(p.HeldItem);
}
if (trainer.HasCustomAttacks)
{
for (int i = 0; i < 4; i++)
{
rom.WriteUInt16(p.Attacks[i]);
}
}
if (!trainer.HasHeldItems)
{
rom.WriteUInt16(0);
}
}
// finally, update original party size
trainer.OriginalPartySize = trainer.PartySize;
}