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137 lines
2.5 KiB
137 lines
2.5 KiB
package mightypork.gamecore.input;
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import mightypork.utils.string.StringUtil;
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/**
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* Key stroke description
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*
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* @author Ondřej Hruška (MightyPork)
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*/
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public class KeyStroke {
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private byte mod;
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private Key key;
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/**
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* Create a Key Stroke
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*
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* @param key key code
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* @param modmask modifiers
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*/
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public KeyStroke(Key key, int modmask) {
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setTo(key, modmask);
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}
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/**
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* Change to...<br>
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* (KeyStroke is mutable, so that upon changing it in Config, all existing
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* key bindings are updated automatically.)
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*
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* @param key key code
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* @param modmask modifiers
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*/
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public void setTo(Key key, int modmask)
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{
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this.key = key;
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this.mod = (byte) (modmask | Keys.keyToMod(key)); // for mods alone
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}
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/**
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* Create a new keystroke without modifiers
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*
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* @param key key
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*/
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public KeyStroke(Key key) {
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this(key, Keys.MOD_NONE);
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}
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/**
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* Get if the key is down and modifiers match
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*
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* @return true if the key is currently down & modifiers match
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*/
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public boolean isDown()
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{
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return key.isDown() && (Keys.getActiveMod() == mod);
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}
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public String toDataString()
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{
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return Keys.modToString(mod) + "+" + key.getName();
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}
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public static KeyStroke createFromDataString(String dataString)
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{
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final KeyStroke ks = new KeyStroke(Keys.NONE, Keys.MOD_NONE);
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ks.fromDataString(dataString);
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return ks;
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}
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public void fromDataString(String dataString)
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{
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final String dataString1 = dataString.toUpperCase().replace('-', '+').replaceAll("[^A-Z0-9_+]", "");
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if (dataString1.contains("+")) {
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final String keyStr = StringUtil.fromLastChar(dataString1, '+');
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final String modStr = StringUtil.toLastChar(dataString1, '+');
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setTo(Keys.stringToKey(keyStr), Keys.stringToMod(modStr));
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} else {
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setTo(Keys.stringToKey(dataString1), Keys.MOD_NONE);
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}
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}
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public Key getKey()
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{
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return key;
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}
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public byte getMod()
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{
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return mod;
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}
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@Override
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public String toString()
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{
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return toDataString();
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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 + key.getCode();
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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 (key.getCode() != other.key.getCode()) 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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