91 lines
2.4 KiB
Java
91 lines
2.4 KiB
Java
package de.c3ma.ollo.mockup;
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import java.util.HashMap;
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import javax.swing.SwingUtilities;
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import org.luaj.vm2.LuaString;
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import org.luaj.vm2.LuaTable;
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import org.luaj.vm2.LuaValue;
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import org.luaj.vm2.Varargs;
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import org.luaj.vm2.lib.OneArgFunction;
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import org.luaj.vm2.lib.TwoArgFunction;
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import org.luaj.vm2.lib.VarArgFunction;
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/**
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* created at 18.03.2021 - 21:09:03<br />
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* creator: ollo<br />
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* project: Esp8266 GPIO Emulation<br />
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* $Id: $<br />
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* @author ollo<br />
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*/
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public class ESP8266Gpio extends TwoArgFunction {
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private static final String DIRECTION_INPUT = "input";
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private HashMap<Integer, Integer> mInputs = new HashMap<Integer, Integer>();
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@Override
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public LuaValue call(LuaValue modname, LuaValue env) {
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env.checkglobals();
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final LuaTable gpio = new LuaTable();
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gpio.set("mode", new Mode(this));
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gpio.set("read", new Read(this));
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gpio.set("INPUT", DIRECTION_INPUT);
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env.set("gpio", gpio);
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env.get("package").get("loaded").set("gpio", gpio);
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return gpio;
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}
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private class Mode extends VarArgFunction {
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private ESP8266Gpio gpio;
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public Mode(ESP8266Gpio a) {
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this.gpio = a;
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}
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public Varargs invoke(Varargs varargs) {
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if (varargs.narg() == 2) {
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final int pin = varargs.arg(1).toint();
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final LuaString lsDirection = varargs.arg(2).checkstring();
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String direction = lsDirection.toString();
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if (direction.equals(DIRECTION_INPUT)) {
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gpio.mInputs.put(pin, -1);
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}
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System.out.println("[GPIO] PIN" + pin +" as " + direction);
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return LuaValue.valueOf(true);
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} else {
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return LuaValue.NIL;
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}
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}
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}
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private class Read extends OneArgFunction {
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private ESP8266Gpio gpio;
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public Read(ESP8266Gpio a) {
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this.gpio = a;
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}
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@Override
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public LuaValue call(LuaValue arg) {
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int pin = arg.toint();
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if (mInputs.containsKey(pin)) {
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return LuaValue.valueOf(mInputs.get(pin));
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} else {
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System.out.println("[GPIO] pin" + pin + " not defined (gpio.mode missing)");
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return LuaValue.NIL;
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}
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}
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}
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public void setPin(int pin, int newValue) {
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if (mInputs.containsKey(pin)) {
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mInputs.put(pin, newValue);
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} else {
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System.out.println("[GPIO] PIN" + pin +" not defined (missing gpio.mode)");
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}
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}
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}
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