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EventHandler.pde
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EventHandler.pde
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import java.util.concurrent.CopyOnWriteArrayList;
public static CopyOnWriteArrayList<EventHandler> EVENT_LISTENERS = new CopyOnWriteArrayList<EventHandler>();
interface IEventHandler {
void mousePressed();
void mouseMoved();
void mouseDragged();
void mouseReleased();
void mouseWheel(MouseEvent e);
void keyPressed();
void keyReleased();
void keyTyped();
void start();
void stop();
}
public class EventHandler implements IEventHandler {
public EventHandler() {
//EVENT_LISTENERS.add(this);
}
void mousePressed() {
}
void mouseMoved() {
}
void mouseDragged() {
}
void mouseReleased() {
}
void mouseWheel(MouseEvent e) {
}
void keyPressed() {
}
void keyReleased() {
}
void keyTyped() {
}
void start() {
EVENT_LISTENERS.add(this);
}
void stop() {
EVENT_LISTENERS.remove(this);
}
}
// instead of handling input globally, we let
// the event handling obejct(s) take care of it
void mousePressed() {
for(EventHandler handler: EVENT_LISTENERS) {
handler.mousePressed();
}
}
void mouseMoved() {
for(EventHandler handler: EVENT_LISTENERS) {
handler.mouseMoved();
}
}
void mouseDragged() {
for(EventHandler handler: EVENT_LISTENERS) {
handler.mouseDragged();
}
}
void mouseReleased() {
for(EventHandler handler: EVENT_LISTENERS) {
handler.mouseReleased();
}
}
void mouseWheel(MouseEvent e) {
for (EventHandler handler: EVENT_LISTENERS) {
handler.mouseWheel(e);
}
}
void keyPressed() {
for(EventHandler handler: EVENT_LISTENERS) {
handler.keyPressed();
}
}
void keyReleased() {
for(EventHandler handler: EVENT_LISTENERS) {
handler.keyReleased();
}
}
void keyTyped() {
for(EventHandler handler: EVENT_LISTENERS) {
handler.keyTyped();
}
}