/*******************************************************************************
* Copyright 2011 See AUTHORS file.
*
* 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 com.badlogic.gdx.backends.lwjgl;
import java.awt.AWTException;
import java.awt.Canvas;
import java.awt.Color;
import java.awt.Component;
import java.awt.Container;
import java.awt.Cursor;
import java.awt.FlowLayout;
import java.awt.GraphicsEnvironment;
import java.awt.HeadlessException;
import java.awt.Image;
import java.awt.Point;
import java.awt.Robot;
import java.awt.Toolkit;
import java.awt.event.KeyListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.awt.event.MouseMotionListener;
import java.awt.event.MouseWheelEvent;
import java.awt.event.MouseWheelListener;
import java.awt.event.WindowEvent;
import java.awt.event.WindowFocusListener;
import java.awt.image.BufferedImage;
import java.util.ArrayList;
import java.util.List;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTextField;
import javax.swing.OverlayLayout;
import javax.swing.SwingUtilities;
import javax.swing.border.Border;
import javax.swing.border.EmptyBorder;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;
import com.badlogic.gdx.Input;
import com.badlogic.gdx.InputProcessor;
import com.badlogic.gdx.utils.IntSet;
import com.badlogic.gdx.utils.Pool;
public class LwjglAWTInput implements Input, MouseMotionListener, MouseListener, MouseWheelListener, KeyListener {
class KeyEvent {
static final int KEY_DOWN = 0;
static final int KEY_UP = 1;
static final int KEY_TYPED = 2;
long timeStamp;
int type;
int keyCode;
char keyChar;
}
class TouchEvent {
static final int TOUCH_DOWN = 0;
static final int TOUCH_UP = 1;
static final int TOUCH_DRAGGED = 2;
static final int TOUCH_MOVED = 3;
static final int TOUCH_SCROLLED = 4;
long timeStamp;
int type;
int x;
int y;
int pointer;
int button;
int scrollAmount;
}
Pool<KeyEvent> usedKeyEvents = new Pool<KeyEvent>(16, 1000) {
protected KeyEvent newObject () {
return new KeyEvent();
}
};
Pool<TouchEvent> usedTouchEvents = new Pool<TouchEvent>(16, 1000) {
protected TouchEvent newObject () {
return new TouchEvent();
}
};
private final LwjglAWTCanvas lwjglAwtCanvas;
List<KeyEvent> keyEvents = new ArrayList<KeyEvent>();
List<TouchEvent> touchEvents = new ArrayList<TouchEvent>();
int touchX = 0;
int touchY = 0;
int deltaX = 0;
int deltaY = 0;
boolean touchDown = false;
boolean justTouched = false;
int keyCount = 0;
boolean[] keys = new boolean[256];
boolean keyJustPressed = false;
boolean[] justPressedKeys = new boolean[256];
IntSet pressedButtons = new IntSet();
InputProcessor processor;
Canvas canvas;
boolean catched = false;
Robot robot = null;
long currentEventTimeStamp;
public LwjglAWTInput (LwjglAWTCanvas lwjglAwtCanvas) {
this.lwjglAwtCanvas = lwjglAwtCanvas;
setListeners(lwjglAwtCanvas.getCanvas());
try {
robot = new Robot(GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice());
} catch (HeadlessException e) {
} catch (AWTException e) {
}
}
public void setListeners (Canvas canvas) {
if (this.canvas != null) {
canvas.removeMouseListener(this);
canvas.removeMouseMotionListener(this);
canvas.removeMouseWheelListener(this);
canvas.removeKeyListener(this);
}
canvas.addMouseListener(this);
canvas.addMouseMotionListener(this);
canvas.addMouseWheelListener(this);
canvas.addKeyListener(this);
canvas.setFocusTraversalKeysEnabled(false);
this.canvas = canvas;
}
@Override
public float getAccelerometerX () {
return 0;
}
@Override
public float getAccelerometerY () {
return 0;
}
@Override
public float getAccelerometerZ () {
return 0;
}
public void getTextInput (final TextInputListener listener, final String title, final String text, final String hint) {
SwingUtilities.invokeLater(new Runnable() {
@Override
public void run () {
JPanel panel = new JPanel(new FlowLayout());
JPanel textPanel = new JPanel() {
public boolean isOptimizedDrawingEnabled () {
return false;
};
};
textPanel.setLayout(new OverlayLayout(textPanel));
panel.add(textPanel);
final JTextField textField = new JTextField(20);
textField.setText(text);
textField.setAlignmentX(0.0f);
textPanel.add(textField);
final JLabel placeholderLabel = new JLabel(hint);
placeholderLabel.setForeground(Color.GRAY);
placeholderLabel.setAlignmentX(0.0f);
textPanel.add(placeholderLabel, 0);
textField.getDocument().addDocumentListener(new DocumentListener() {
@Override
public void removeUpdate (DocumentEvent arg0) {
this.updated();
}
@Override
public void insertUpdate (DocumentEvent arg0) {
this.updated();
}
@Override
public void changedUpdate (DocumentEvent arg0) {
this.updated();
}
private void updated () {
if (textField.getText().length() == 0)
placeholderLabel.setVisible(true);
else
placeholderLabel.setVisible(false);
}
});
JOptionPane pane = new JOptionPane(panel, JOptionPane.QUESTION_MESSAGE, JOptionPane.OK_CANCEL_OPTION, null, null,
null);
pane.setInitialValue(null);
pane.setComponentOrientation(JOptionPane.getRootFrame().getComponentOrientation());
Border border = textField.getBorder();
placeholderLabel.setBorder(new EmptyBorder(border.getBorderInsets(textField)));
JDialog dialog = pane.createDialog(null, title);
pane.selectInitialValue();
dialog.addWindowFocusListener(new WindowFocusListener() {
@Override
public void windowLostFocus (WindowEvent arg0) {
}
@Override
public void windowGainedFocus (WindowEvent arg0) {
textField.requestFocusInWindow();
}
});
dialog.setVisible(true);
dialog.dispose();
Object selectedValue = pane.getValue();
if (selectedValue != null && (selectedValue instanceof Integer)
&& ((Integer)selectedValue).intValue() == JOptionPane.OK_OPTION) {
listener.input(textField.getText());
} else {
listener.canceled();
}
}
});
}
@Override
public int getX () {
return touchX;
}
@Override
public int getX (int pointer) {
if (pointer == 0)
return touchX;
else
return 0;
}
@Override
public int getY () {
return touchY;
}
@Override
public int getY (int pointer) {
if (pointer == 0)
return touchY;
else
return 0;
}
@Override
public synchronized boolean isKeyPressed (int key) {
if (key == Input.Keys.ANY_KEY) {
return keyCount > 0;
}
if (key < 0 || key > 255) {
return false;
}
return keys[key];
}
@Override
public synchronized boolean isKeyJustPressed (int key) {
if (key == Input.Keys.ANY_KEY) {
return keyJustPressed;
}
if (key < 0 || key > 255) {
return false;
}
return justPressedKeys[key];
}
@Override
public boolean isTouched () {
return touchDown;
}
@Override
public boolean isTouched (int pointer) {
if (pointer == 0)
return touchDown;
else
return false;
}
void processEvents () {
synchronized (this) {
justTouched = false;
if (keyJustPressed) {
keyJustPressed = false;
for (int i = 0; i < justPressedKeys.length; i++) {
justPressedKeys[i] = false;
}
}
if (processor != null) {
InputProcessor processor = this.processor;
int len = keyEvents.size();
for (int i = 0; i < len; i++) {
KeyEvent e = keyEvents.get(i);
currentEventTimeStamp = e.timeStamp;
switch (e.type) {
case KeyEvent.KEY_DOWN:
processor.keyDown(e.keyCode);
keyJustPressed = true;
justPressedKeys[e.keyCode] = true;
break;
case KeyEvent.KEY_UP:
processor.keyUp(e.keyCode);
break;
case KeyEvent.KEY_TYPED:
processor.keyTyped(e.keyChar);
}
usedKeyEvents.free(e);
}
len = touchEvents.size();
for (int i = 0; i < len; i++) {
TouchEvent e = touchEvents.get(i);
currentEventTimeStamp = e.timeStamp;
switch (e.type) {
case TouchEvent.TOUCH_DOWN:
processor.touchDown(e.x, e.y, e.pointer, e.button);
justTouched = true;
break;
case TouchEvent.TOUCH_UP:
processor.touchUp(e.x, e.y, e.pointer, e.button);
break;
case TouchEvent.TOUCH_DRAGGED:
processor.touchDragged(e.x, e.y, e.pointer);
break;
case TouchEvent.TOUCH_MOVED:
processor.mouseMoved(e.x, e.y);
break;
case TouchEvent.TOUCH_SCROLLED:
processor.scrolled(e.scrollAmount);
break;
}
usedTouchEvents.free(e);
}
} else {
int len = touchEvents.size();
for (int i = 0; i < len; i++) {
TouchEvent event = touchEvents.get(i);
if (event.type == TouchEvent.TOUCH_DOWN) justTouched = true;
usedTouchEvents.free(event);
}
len = keyEvents.size();
for (int i = 0; i < len; i++) {
usedKeyEvents.free(keyEvents.get(i));
}
}
if (touchEvents.size() == 0) {
deltaX = 0;
deltaY = 0;
}
keyEvents.clear();
touchEvents.clear();
}
}
@Override
public void setCatchBackKey (boolean catchBack) {
}
@Override
public boolean isCatchBackKey () {
return false;
}
@Override
public void setCatchMenuKey (boolean catchMenu) {
}
@Override
public boolean isCatchMenuKey () {
return false;
}
@Override
public void setOnscreenKeyboardVisible (boolean visible) {
}
@Override
public void mouseDragged (MouseEvent e) {
synchronized (this) {
TouchEvent event = usedTouchEvents.obtain();
event.pointer = 0;
event.x = e.getX();
event.y = e.getY();
event.type = TouchEvent.TOUCH_DRAGGED;
event.timeStamp = System.nanoTime();
touchEvents.add(event);
deltaX = event.x - touchX;
deltaY = event.y - touchY;
touchX = event.x;
touchY = event.y;
checkCatched(e);
lwjglAwtCanvas.graphics.requestRendering();
}
}
@Override
public void mouseMoved (MouseEvent e) {
synchronized (this) {
TouchEvent event = usedTouchEvents.obtain();
event.pointer = 0;
event.x = e.getX();
event.y = e.getY();
event.type = TouchEvent.TOUCH_MOVED;
event.timeStamp = System.nanoTime();
touchEvents.add(event);
deltaX = event.x - touchX;
deltaY = event.y - touchY;
touchX = event.x;
touchY = event.y;
checkCatched(e);
lwjglAwtCanvas.graphics.requestRendering();
}
}
@Override
public void mouseClicked (MouseEvent arg0) {
}
@Override
public void mouseEntered (MouseEvent e) {
touchX = e.getX();
touchY = e.getY();
checkCatched(e);
lwjglAwtCanvas.graphics.requestRendering();
}
@Override
public void mouseExited (MouseEvent e) {
checkCatched(e);
lwjglAwtCanvas.graphics.requestRendering();
}
private void checkCatched (MouseEvent e) {
if (catched && robot != null && canvas.isShowing()) {
int x = Math.max(0, Math.min(e.getX(), canvas.getWidth()) - 1) + canvas.getLocationOnScreen().x;
int y = Math.max(0, Math.min(e.getY(), canvas.getHeight()) - 1) + canvas.getLocationOnScreen().y;
if (e.getX() < 0 || e.getX() >= canvas.getWidth() || e.getY() < 0 || e.getY() >= canvas.getHeight()) {
robot.mouseMove(x, y);
}
}
}
private int toGdxButton (int swingButton) {
if (swingButton == MouseEvent.BUTTON1) return Buttons.LEFT;
if (swingButton == MouseEvent.BUTTON2) return Buttons.MIDDLE;
if (swingButton == MouseEvent.BUTTON3) return Buttons.RIGHT;
return Buttons.LEFT;
}
@Override
public void mousePressed (MouseEvent e) {
synchronized (this) {
TouchEvent event = usedTouchEvents.obtain();
event.pointer = 0;
event.x = e.getX();
event.y = e.getY();
event.type = TouchEvent.TOUCH_DOWN;
event.button = toGdxButton(e.getButton());
event.timeStamp = System.nanoTime();
touchEvents.add(event);
deltaX = event.x - touchX;
deltaY = event.y - touchY;
touchX = event.x;
touchY = event.y;
touchDown = true;
pressedButtons.add(event.button);
lwjglAwtCanvas.graphics.requestRendering();
}
}
@Override
public void mouseReleased (MouseEvent e) {
synchronized (this) {
TouchEvent event = usedTouchEvents.obtain();
event.pointer = 0;
event.x = e.getX();
event.y = e.getY();
event.button = toGdxButton(e.getButton());
event.type = TouchEvent.TOUCH_UP;
event.timeStamp = System.nanoTime();
touchEvents.add(event);
deltaX = event.x - touchX;
deltaY = event.y - touchY;
touchX = event.x;
touchY = event.y;
pressedButtons.remove(event.button);
if (pressedButtons.size == 0) touchDown = false;
lwjglAwtCanvas.graphics.requestRendering();
}
}
@Override
public void mouseWheelMoved (MouseWheelEvent e) {
synchronized (this) {
TouchEvent event = usedTouchEvents.obtain();
event.pointer = 0;
event.type = TouchEvent.TOUCH_SCROLLED;
event.scrollAmount = e.getWheelRotation();
event.timeStamp = System.nanoTime();
touchEvents.add(event);
lwjglAwtCanvas.graphics.requestRendering();
}
}
@Override
public void keyPressed (java.awt.event.KeyEvent e) {
synchronized (this) {
KeyEvent event = usedKeyEvents.obtain();
event.keyChar = 0;
event.keyCode = translateKeyCode(e.getKeyCode());
event.type = KeyEvent.KEY_DOWN;
event.timeStamp = System.nanoTime();
keyEvents.add(event);
if (!keys[event.keyCode]) {
keyCount++;
keys[event.keyCode] = true;
}
lwjglAwtCanvas.graphics.requestRendering();
}
}
@Override
public void keyReleased (java.awt.event.KeyEvent e) {
synchronized (this) {
KeyEvent event = usedKeyEvents.obtain();
event.keyChar = 0;
event.keyCode = translateKeyCode(e.getKeyCode());
event.type = KeyEvent.KEY_UP;
event.timeStamp = System.nanoTime();
keyEvents.add(event);
if (keys[event.keyCode]) {
keyCount--;
keys[event.keyCode] = false;
}
lwjglAwtCanvas.graphics.requestRendering();
}
}
@Override
public void keyTyped (java.awt.event.KeyEvent e) {
synchronized (this) {
KeyEvent event = usedKeyEvents.obtain();
event.keyChar = e.getKeyChar();
event.keyCode = 0;
event.type = KeyEvent.KEY_TYPED;
event.timeStamp = System.nanoTime();
keyEvents.add(event);
lwjglAwtCanvas.graphics.requestRendering();
}
}
protected static int translateKeyCode (int keyCode) {
switch (keyCode) {
case java.awt.event.KeyEvent.VK_ADD:
return Input.Keys.PLUS;
case java.awt.event.KeyEvent.VK_SUBTRACT:
return Input.Keys.MINUS;
case java.awt.event.KeyEvent.VK_0:
return Input.Keys.NUM_0;
case java.awt.event.KeyEvent.VK_1:
return Input.Keys.NUM_1;
case java.awt.event.KeyEvent.VK_2:
return Input.Keys.NUM_2;
case java.awt.event.KeyEvent.VK_3:
return Input.Keys.NUM_3;
case java.awt.event.KeyEvent.VK_4:
return Input.Keys.NUM_4;
case java.awt.event.KeyEvent.VK_5:
return Input.Keys.NUM_5;
case java.awt.event.KeyEvent.VK_6:
return Input.Keys.NUM_6;
case java.awt.event.KeyEvent.VK_7:
return Input.Keys.NUM_7;
case java.awt.event.KeyEvent.VK_8:
return Input.Keys.NUM_8;
case java.awt.event.KeyEvent.VK_9:
return Input.Keys.NUM_9;
case java.awt.event.KeyEvent.VK_A:
return Input.Keys.A;
case java.awt.event.KeyEvent.VK_B:
return Input.Keys.B;
case java.awt.event.KeyEvent.VK_C:
return Input.Keys.C;
case java.awt.event.KeyEvent.VK_D:
return Input.Keys.D;
case java.awt.event.KeyEvent.VK_E:
return Input.Keys.E;
case java.awt.event.KeyEvent.VK_F:
return Input.Keys.F;
case java.awt.event.KeyEvent.VK_G:
return Input.Keys.G;
case java.awt.event.KeyEvent.VK_H:
return Input.Keys.H;
case java.awt.event.KeyEvent.VK_I:
return Input.Keys.I;
case java.awt.event.KeyEvent.VK_J:
return Input.Keys.J;
case java.awt.event.KeyEvent.VK_K:
return Input.Keys.K;
case java.awt.event.KeyEvent.VK_L:
return Input.Keys.L;
case java.awt.event.KeyEvent.VK_M:
return Input.Keys.M;
case java.awt.event.KeyEvent.VK_N:
return Input.Keys.N;
case java.awt.event.KeyEvent.VK_O:
return Input.Keys.O;
case java.awt.event.KeyEvent.VK_P:
return Input.Keys.P;
case java.awt.event.KeyEvent.VK_Q:
return Input.Keys.Q;
case java.awt.event.KeyEvent.VK_R:
return Input.Keys.R;
case java.awt.event.KeyEvent.VK_S:
return Input.Keys.S;
case java.awt.event.KeyEvent.VK_T:
return Input.Keys.T;
case java.awt.event.KeyEvent.VK_U:
return Input.Keys.U;
case java.awt.event.KeyEvent.VK_V:
return Input.Keys.V;
case java.awt.event.KeyEvent.VK_W:
return Input.Keys.W;
case java.awt.event.KeyEvent.VK_X:
return Input.Keys.X;
case java.awt.event.KeyEvent.VK_Y:
return Input.Keys.Y;
case java.awt.event.KeyEvent.VK_Z:
return Input.Keys.Z;
case java.awt.event.KeyEvent.VK_ALT:
return Input.Keys.ALT_LEFT;
case java.awt.event.KeyEvent.VK_ALT_GRAPH:
return Input.Keys.ALT_RIGHT;
case java.awt.event.KeyEvent.VK_BACK_SLASH:
return Input.Keys.BACKSLASH;
case java.awt.event.KeyEvent.VK_COMMA:
return Input.Keys.COMMA;
case java.awt.event.KeyEvent.VK_DELETE:
return Input.Keys.FORWARD_DEL;
case java.awt.event.KeyEvent.VK_LEFT:
return Input.Keys.DPAD_LEFT;
case java.awt.event.KeyEvent.VK_RIGHT:
return Input.Keys.DPAD_RIGHT;
case java.awt.event.KeyEvent.VK_UP:
return Input.Keys.DPAD_UP;
case java.awt.event.KeyEvent.VK_DOWN:
return Input.Keys.DPAD_DOWN;
case java.awt.event.KeyEvent.VK_ENTER:
return Input.Keys.ENTER;
case java.awt.event.KeyEvent.VK_HOME:
return Input.Keys.HOME;
case java.awt.event.KeyEvent.VK_MINUS:
return Input.Keys.MINUS;
case java.awt.event.KeyEvent.VK_PERIOD:
return Input.Keys.PERIOD;
case java.awt.event.KeyEvent.VK_PLUS:
return Input.Keys.PLUS;
case java.awt.event.KeyEvent.VK_SEMICOLON:
return Input.Keys.SEMICOLON;
case java.awt.event.KeyEvent.VK_SHIFT:
return Input.Keys.SHIFT_LEFT;
case java.awt.event.KeyEvent.VK_SLASH:
return Input.Keys.SLASH;
case java.awt.event.KeyEvent.VK_SPACE:
return Input.Keys.SPACE;
case java.awt.event.KeyEvent.VK_TAB:
return Input.Keys.TAB;
case java.awt.event.KeyEvent.VK_BACK_SPACE:
return Input.Keys.DEL;
case java.awt.event.KeyEvent.VK_CONTROL:
return Input.Keys.CONTROL_LEFT;
case java.awt.event.KeyEvent.VK_ESCAPE:
return Input.Keys.ESCAPE;
case java.awt.event.KeyEvent.VK_END:
return Input.Keys.END;
case java.awt.event.KeyEvent.VK_INSERT:
return Input.Keys.INSERT;
case java.awt.event.KeyEvent.VK_PAGE_UP:
return Input.Keys.PAGE_UP;
case java.awt.event.KeyEvent.VK_PAGE_DOWN:
return Input.Keys.PAGE_DOWN;
case java.awt.event.KeyEvent.VK_F1:
return Input.Keys.F1;
case java.awt.event.KeyEvent.VK_F2:
return Input.Keys.F2;
case java.awt.event.KeyEvent.VK_F3:
return Input.Keys.F3;
case java.awt.event.KeyEvent.VK_F4:
return Input.Keys.F4;
case java.awt.event.KeyEvent.VK_F5:
return Input.Keys.F5;
case java.awt.event.KeyEvent.VK_F6:
return Input.Keys.F6;
case java.awt.event.KeyEvent.VK_F7:
return Input.Keys.F7;
case java.awt.event.KeyEvent.VK_F8:
return Input.Keys.F8;
case java.awt.event.KeyEvent.VK_F9:
return Input.Keys.F9;
case java.awt.event.KeyEvent.VK_F10:
return Input.Keys.F10;
case java.awt.event.KeyEvent.VK_F11:
return Input.Keys.F11;
case java.awt.event.KeyEvent.VK_F12:
return Input.Keys.F12;
case java.awt.event.KeyEvent.VK_COLON:
return Input.Keys.COLON;
case java.awt.event.KeyEvent.VK_NUMPAD0:
return Input.Keys.NUM_0;
case java.awt.event.KeyEvent.VK_NUMPAD1:
return Input.Keys.NUM_1;
case java.awt.event.KeyEvent.VK_NUMPAD2:
return Input.Keys.NUM_2;
case java.awt.event.KeyEvent.VK_NUMPAD3:
return Input.Keys.NUM_3;
case java.awt.event.KeyEvent.VK_NUMPAD4:
return Input.Keys.NUM_4;
case java.awt.event.KeyEvent.VK_NUMPAD5:
return Input.Keys.NUM_5;
case java.awt.event.KeyEvent.VK_NUMPAD6:
return Input.Keys.NUM_6;
case java.awt.event.KeyEvent.VK_NUMPAD7:
return Input.Keys.NUM_7;
case java.awt.event.KeyEvent.VK_NUMPAD8:
return Input.Keys.NUM_8;
case java.awt.event.KeyEvent.VK_NUMPAD9:
return Input.Keys.NUM_9;
}
return Input.Keys.UNKNOWN;
}
@Override
public void setInputProcessor (InputProcessor processor) {
synchronized (this) {
this.processor = processor;
}
}
@Override
public InputProcessor getInputProcessor () {
return this.processor;
}
@Override
public void vibrate (int milliseconds) {
}
@Override
public boolean justTouched () {
return justTouched;
}
@Override
public boolean isButtonPressed (int button) {
return pressedButtons.contains(button);
}
@Override
public void vibrate (long[] pattern, int repeat) {
}
@Override
public void cancelVibrate () {
}
@Override
public float getAzimuth () {
return 0;
}
@Override
public float getPitch () {
return 0;
}
@Override
public float getRoll () {
return 0;
}
@Override
public boolean isPeripheralAvailable (Peripheral peripheral) {
if (peripheral == Peripheral.HardwareKeyboard) return true;
return false;
}
@Override
public int getRotation () {
return 0;
}
@Override
public Orientation getNativeOrientation () {
return Orientation.Landscape;
}
@Override
public void setCursorCatched (boolean catched) {
this.catched = catched;
showCursor(!catched);
}
private void showCursor (boolean visible) {
if (!visible) {
Toolkit t = Toolkit.getDefaultToolkit();
Image i = new BufferedImage(1, 1, BufferedImage.TYPE_INT_ARGB);
Cursor noCursor = t.createCustomCursor(i, new Point(0, 0), "none");
JFrame frame = findJFrame(canvas);
frame.setCursor(noCursor);
} else {
JFrame frame = findJFrame(canvas);
frame.setCursor(Cursor.getDefaultCursor());
}
}
protected static JFrame findJFrame (Component component) {
Container parent = component.getParent();
while (parent != null) {
if (parent instanceof JFrame) {
return (JFrame)parent;
}
parent = parent.getParent();
}
return null;
}
@Override
public boolean isCursorCatched () {
return catched;
}
@Override
public int getDeltaX () {
return deltaX;
}
@Override
public int getDeltaX (int pointer) {
if (pointer == 0) return deltaX;
return 0;
}
@Override
public int getDeltaY () {
return deltaY;
}
@Override
public int getDeltaY (int pointer) {
if (pointer == 0) return deltaY;
return 0;
}
@Override
public void setCursorPosition (int x, int y) {
if (robot != null) {
robot.mouseMove(canvas.getLocationOnScreen().x + x, canvas.getLocationOnScreen().y + y);
}
}
@Override
public long getCurrentEventTime () {
return currentEventTimeStamp;
}
@Override
public void getRotationMatrix (float[] matrix) {
}
@Override
public float getGyroscopeX () {
return 0;
}
@Override
public float getGyroscopeY () {
return 0;
}
@Override
public float getGyroscopeZ () {
return 0;
}
}