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package mightypork.gamecore.input;
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import org.lwjgl.input.Keyboard;
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/**
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* Key stroke trigger
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*
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* @author MightyPork
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*/
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public class KeyStroke {
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private final int mod;
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private final int key;
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private final boolean fallingEdge;
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/**
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* KeyStroke
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*
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* @param fallingEdge true for falling edge, up for rising edge
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* @param mod_mask mods mask
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* @param key key code
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*/
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public KeyStroke(boolean fallingEdge, int key, int mod_mask)
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{
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this.fallingEdge = fallingEdge;
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this.key = key;
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this.mod = mod_mask;
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}
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/**
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* Rising edge keystroke
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*
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* @param mod_mask mods mask
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* @param key key code
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*/
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public KeyStroke(int key, int mod_mask)
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{
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this(false, key, mod_mask);
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}
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/**
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* Rising edge keystroke
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*
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* @param key key code
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*/
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public KeyStroke(int key)
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{
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this(false, key, Keys.MOD_NONE);
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}
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/**
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* @return true if the keystroke is currently satisfied (keys pressed)
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*/
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public boolean isActive()
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{
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boolean st = Keyboard.isKeyDown(key);
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st &= (InputSystem.getModifierKeys() == mod);
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return fallingEdge ? st : !st;
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}
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@Override
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public String toString()
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{
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String s = "(";
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if ((mod & Keys.MOD_CONTROL) != 0) {
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s += "CTRL+";
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}
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if ((mod & Keys.MOD_ALT) != 0) {
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s += "ALT+";
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}
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if ((mod & Keys.MOD_SHIFT) != 0) {
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s += "SHIFT+";
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}
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if ((mod & Keys.MOD_META) != 0) {
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s += "META+";
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}
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s += Keyboard.getKeyName(key);
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s += fallingEdge ? ",DOWN" : ",UP";
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s += ")";
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return s;
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}
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@Override
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public int hashCode()
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{
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final int prime = 31;
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int result = 1;
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result = prime * result + (fallingEdge ? 1231 : 1237);
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result = prime * result + key;
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result = prime * result + mod;
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return result;
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}
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@Override
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public boolean equals(Object obj)
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{
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if (this == obj) return true;
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if (obj == null) return false;
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if (getClass() != obj.getClass()) return false;
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final KeyStroke other = (KeyStroke) obj;
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if (fallingEdge != other.fallingEdge) return false;
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if (key != other.key) return false;
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if (mod != other.mod) return false;
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return true;
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}
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}
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