/*
* Copyright 2013 MovingBlocks
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.terasology.input.lwjgl;
import com.google.common.collect.Queues;
import org.lwjgl.input.Mouse;
import org.lwjgl.opengl.Display;
import org.terasology.input.ButtonState;
import org.terasology.input.InputType;
import org.terasology.input.device.InputAction;
import org.terasology.input.device.MouseDevice;
import org.terasology.math.Vector2i;
import java.util.Queue;
/**
* @author Immortius
*/
public class LwjglMouseDevice implements MouseDevice {
@Override
public Vector2i getPosition() {
return new Vector2i(Mouse.getX(), Display.getHeight() - Mouse.getY());
}
@Override
public Vector2i getDelta() {
return new Vector2i(Mouse.getDX(), -Mouse.getDY());
}
@Override
public boolean isButtonDown(int button) {
return Mouse.isButtonDown(button);
}
@Override
public boolean isVisible() {
return !Mouse.isGrabbed();
}
@Override
public Queue<InputAction> getInputQueue() {
Queue<InputAction> result = Queues.newArrayDeque();
while (Mouse.next()) {
if (Mouse.getEventButton() != -1) {
ButtonState state = (Mouse.getEventButtonState()) ? ButtonState.DOWN : ButtonState.UP;
result.add(new InputAction(InputType.MOUSE_BUTTON.getInput(Mouse.getEventButton()), state, getPosition()));
}
if (Mouse.getEventDWheel() != 0) {
int id = (Mouse.getEventDWheel() > 0) ? 1 : -1;
result.add(new InputAction(InputType.MOUSE_WHEEL.getInput(id), id * Mouse.getEventDWheel() / 120, getPosition()));
}
}
return result;
}
}