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158 lines
3.3 KiB
158 lines
3.3 KiB
package net.sector.input;
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import org.lwjgl.input.Keyboard;
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import org.lwjgl.input.Mouse;
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import com.porcupine.coord.Coord;
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import com.porcupine.math.Calc;
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/**
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* Thing for testing input states and events.
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*
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* @author Ondřej Hruška (MightyPork)
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*/
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public class InputTrigger {
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/** Trigger event */
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public EInput type = EInput.BTN_PRESS;
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/** mark that this trigger is static */
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public boolean isStatic = false;
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//KEY_DOWN, KEY_HOLD, KEY_UP, SCROLL, MOVE, BTN_DOWN, BTN_UP, BTN_HOLD;
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private int keyIndex = -1;
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private int scrollDir = -2;
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private int buttonIndex = -1;
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private int attrib_raw = -1;
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/**
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* Pack to bundle
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*
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* @return bundle
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*/
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public TriggerBundle toBundle() {
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return new TriggerBundle(type, attrib_raw);
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}
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/**
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* Create trigger from bundle
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*
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* @param bundle bundle
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*/
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public InputTrigger(TriggerBundle bundle) {
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this(bundle.event, bundle.attrib);
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}
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/**
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* Set trigger attribute
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*
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* @param attrib attribute number (Key→index, Mouse→button,
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* Scroll→direction)
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*/
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public void setAttrib(int attrib) {
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attrib_raw = attrib;
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switch (type) {
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case BTN_PRESS:
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case BTN_DOWN:
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case BTN_UP:
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case BTN_RELEASE:
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buttonIndex = attrib;
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break;
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case KEY_PRESS:
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case KEY_DOWN:
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case KEY_UP:
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case KEY_RELEASE:
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keyIndex = attrib;
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break;
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case SCROLL:
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scrollDir = attrib;
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break;
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}
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if (type == EInput.BTN_DOWN || type == EInput.KEY_DOWN || type == EInput.BTN_UP || type == EInput.KEY_UP) isStatic = true;
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}
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/**
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* New trigger - event tester
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*
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* @param type event type
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* @param attrib (Key→index, Mouse→button, Scroll→direction)
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*/
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public InputTrigger(EInput type, int attrib) {
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this.type = type;
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setAttrib(attrib);
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}
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/**
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* Try to trigger by mouse event.
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*
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* @param button button which caused this event
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* @param down true = down, false = up
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* @param wheelDelta number of steps the wheel turned since last event
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* @param pos mouse position
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* @param deltaPos delta mouse position
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* @return was triggered
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*/
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public boolean onMouseButton(int button, boolean down, int wheelDelta, Coord pos, Coord deltaPos) {
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if (type == EInput.BTN_PRESS) {
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return down && buttonIndex == button;
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}
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if (type == EInput.BTN_RELEASE) {
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return !down && buttonIndex == button;
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}
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if (type == EInput.SCROLL) {
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return Calc.sgn(wheelDelta) == Calc.sgn(scrollDir);
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}
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return false;
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}
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/**
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* Try to trigger by keyboard event.
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*
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* @param key key index, constant Keyboard.KEY_???
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* @param c character typed, if any
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* @param down true = down, false = up
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* @return was triggered
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*/
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public boolean onKey(int key, char c, boolean down) {
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if (type == EInput.KEY_PRESS) {
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return down && keyIndex == key;
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}
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if (type == EInput.KEY_RELEASE) {
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return !down && keyIndex == key;
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}
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return false;
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}
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/**
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* Try to trigger by static inputs (held key/button)
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*
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* @return was triggered
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*/
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public boolean handleStaticInputs() {
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if (type == EInput.BTN_DOWN) {
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return Mouse.isButtonDown(buttonIndex);
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}
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if (type == EInput.KEY_DOWN) {
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return Keyboard.isKeyDown(keyIndex);
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}
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if (type == EInput.BTN_UP) {
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return !Mouse.isButtonDown(buttonIndex);
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}
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if (type == EInput.KEY_UP) {
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return !Keyboard.isKeyDown(keyIndex);
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}
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return false;
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}
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}
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