mirror of https://github.com/badvision/jace.git
127 lines
3.9 KiB
Java
127 lines
3.9 KiB
Java
/*
|
|
* Copyright (C) 2012 Brendan Robert (BLuRry) brendan.robert@gmail.com.
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
|
* MA 02110-1301 USA
|
|
*/
|
|
package jace.cheat;
|
|
|
|
import jace.apple2e.MOS65C02;
|
|
import jace.config.InvokableAction;
|
|
import jace.core.Computer;
|
|
import jace.core.Device;
|
|
import jace.core.RAMEvent;
|
|
import jace.core.RAMListener;
|
|
import java.util.HashSet;
|
|
import java.util.Set;
|
|
|
|
/**
|
|
* Represents some combination of hacks that can be enabled or disabled through
|
|
* the configuration interface.
|
|
*
|
|
* @author Brendan Robert (BLuRry) brendan.robert@gmail.com
|
|
*/
|
|
public abstract class Cheats extends Device {
|
|
boolean cheatsActive = true;
|
|
Set<RAMListener> listeners = new HashSet<>();
|
|
|
|
public Cheats(Computer computer) {
|
|
super(computer);
|
|
}
|
|
|
|
@InvokableAction(name = "Toggle Cheats", alternatives = "cheat;Plug-in", defaultKeyMapping = "ctrl+shift+m")
|
|
public void toggleCheats() {
|
|
cheatsActive = !cheatsActive;
|
|
if (cheatsActive) {
|
|
attach();
|
|
} else {
|
|
detach();
|
|
}
|
|
}
|
|
|
|
public RAMListener bypassCode(int address, int addressEnd) {
|
|
int noOperation = MOS65C02.COMMAND.NOP.ordinal();
|
|
return addCheat(RAMEvent.TYPE.READ, (e) -> e.setNewValue(noOperation), address, addressEnd);
|
|
}
|
|
|
|
public RAMListener forceValue(int value, int... address) {
|
|
return addCheat(RAMEvent.TYPE.ANY, (e) -> e.setNewValue(value), address);
|
|
}
|
|
|
|
public RAMListener forceValue(int value, boolean auxFlag, int... address) {
|
|
return addCheat(RAMEvent.TYPE.ANY, auxFlag, (e) -> e.setNewValue(value), address);
|
|
}
|
|
|
|
public RAMListener addCheat(RAMEvent.TYPE type, RAMEvent.RAMEventHandler handler, int... address) {
|
|
RAMListener listener;
|
|
if (address.length == 1) {
|
|
listener = computer.getMemory().observe(type, address[0], handler);
|
|
} else {
|
|
listener = computer.getMemory().observe(type, address[0], address[1], handler);
|
|
}
|
|
listeners.add(listener);
|
|
return listener;
|
|
}
|
|
|
|
public RAMListener addCheat(RAMEvent.TYPE type, boolean auxFlag, RAMEvent.RAMEventHandler handler, int... address) {
|
|
RAMListener listener;
|
|
if (address.length == 1) {
|
|
listener = computer.getMemory().observe(type, address[0], auxFlag, handler);
|
|
} else {
|
|
listener = computer.getMemory().observe(type, address[0], address[1], auxFlag, handler);
|
|
}
|
|
listeners.add(listener);
|
|
return listener;
|
|
}
|
|
|
|
@Override
|
|
public void attach() {
|
|
registerListeners();
|
|
}
|
|
|
|
@Override
|
|
public void detach() {
|
|
unregisterListeners();
|
|
super.detach();
|
|
}
|
|
|
|
public abstract void registerListeners();
|
|
|
|
protected void unregisterListeners() {
|
|
listeners.stream().forEach((l) -> {
|
|
computer.getMemory().removeListener(l);
|
|
});
|
|
listeners.clear();
|
|
}
|
|
|
|
public void removeListener(RAMListener l) {
|
|
computer.getMemory().removeListener(l);
|
|
listeners.remove(l);
|
|
}
|
|
|
|
@Override
|
|
public void reconfigure() {
|
|
unregisterListeners();
|
|
if (cheatsActive) {
|
|
registerListeners();
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public String getShortName() {
|
|
return "cheat";
|
|
}
|
|
}
|