backends/gdx-backend-jglfw/src/com/badlogic/gdx/backends/jglfw/JglfwInput.java

   1
   2 package com.badlogic.gdx.backends.jglfw;
   3
   4 import static com.badlogic.jglfw.Glfw.*;
   5
   6 import com.badlogic.gdx.Input;
   7 import com.badlogic.gdx.InputProcessor;
   8 import com.badlogic.gdx.InputProcessorQueue;
   9 import com.badlogic.jglfw.GlfwCallbackAdapter;
  10
  11 import java.awt.Color;
  12 import java.awt.FlowLayout;
  13 import java.awt.event.WindowEvent;
  14 import java.awt.event.WindowFocusListener;
  15
  16 import javax.swing.JDialog;
  17 import javax.swing.JLabel;
  18 import javax.swing.JOptionPane;
  19 import javax.swing.JPanel;
  20 import javax.swing.JTextField;
  21 import javax.swing.OverlayLayout;
  22 import javax.swing.SwingUtilities;
  23 import javax.swing.border.EmptyBorder;
  24 import javax.swing.event.DocumentEvent;
  25 import javax.swing.event.DocumentListener;
  26
  27 /** An implementation of the {@link Input} interface hooking GLFW panel for input.
  28  * @author mzechner
  29  * @author Nathan Sweet */
  30 public class JglfwInput implements Input {
  31         final JglfwApplication app;
  32         final InputProcessorQueue processorQueue;
  33         InputProcessor processor;
  34         int pressedKeys = 0;
  35         boolean justTouched;
  36         int deltaX, deltaY;
  37         long currentEventTime;
  38
  39         public JglfwInput (final JglfwApplication app, boolean queueEvents) {
  40                 this.app = app;
  41
  42                 InputProcessor inputProcessor = new InputProcessor() {
  43                         private int mouseX, mouseY;
  44
  45                         public boolean keyDown (int keycode) {
  46                                 pressedKeys++;
  47                                 app.graphics.requestRendering();
  48                                 return processor != null ? processor.keyDown(keycode) : false;
  49                         }
  50
  51                         public boolean keyUp (int keycode) {
  52                                 pressedKeys--;
  53                                 app.graphics.requestRendering();
  54                                 return processor != null ? processor.keyUp(keycode) : false;
  55                         }
  56
  57                         public boolean keyTyped (char character) {
  58                                 app.graphics.requestRendering();
  59                                 return processor != null ? processor.keyTyped(character) : false;
  60                         }
  61
  62                         public boolean touchDown (int screenX, int screenY, int pointer, int button) {
  63                                 justTouched = true;
  64                                 app.graphics.requestRendering();
  65                                 return processor != null ? processor.touchDown(screenX, screenY, pointer, button) : false;
  66                         }
  67
  68                         public boolean touchUp (int screenX, int screenY, int pointer, int button) {
  69                                 app.graphics.requestRendering();
  70                                 return processor != null ? processor.touchUp(screenX, screenY, pointer, button) : false;
  71                         }
  72
  73                         public boolean touchDragged (int screenX, int screenY, int pointer) {
  74                                 deltaX = screenX - mouseX;
  75                                 deltaY = screenY - mouseY;
  76                                 mouseX = screenX;
  77                                 mouseY = screenY;
  78                                 app.graphics.requestRendering();
  79                                 return processor != null ? processor.touchDragged(mouseX, mouseY, 0) : false;
  80                         }
  81
  82                         public boolean mouseMoved (int screenX, int screenY) {
  83                                 deltaX = screenX - mouseX;
  84                                 deltaY = screenY - mouseX;
  85                                 mouseX = screenX;
  86                                 mouseY = screenY;
  87                                 app.graphics.requestRendering();
  88                                 return processor != null ? processor.mouseMoved(mouseX, mouseY) : false;
  89                         }
  90
  91                         public boolean scrolled (int amount) {
  92                                 app.graphics.requestRendering();
  93                                 return processor != null ? processor.scrolled(amount) : false;
  94                         }
  95                 };
  96
  97                 if (queueEvents)
  98                         inputProcessor = processorQueue = new InputProcessorQueue(inputProcessor);
  99                 else
 100                         processorQueue = null;
 101
 102                 app.getCallbacks().add(new GlfwInputProcessor(inputProcessor));
 103         }
 104
 105         public void update () {
 106                 justTouched = false;
 107                 if (processorQueue != null)
 108                         processorQueue.drain(); // Main loop is handled elsewhere and events are queued.
 109                 else {
 110                         currentEventTime = System.nanoTime();
 111                         glfwPollEvents(); // Use GLFW main loop to process events.
 112                 }
 113         }
 114
 115         public float getAccelerometerX () {
 116                 return 0;
 117         }
 118
 119         public float getAccelerometerY () {
 120                 return 0;
 121         }
 122
 123         public float getAccelerometerZ () {
 124                 return 0;
 125         }
 126
 127         public int getX () {
 128                 return glfwGetCursorPosX(app.graphics.window);
 129         }
 130
 131         public int getX (int pointer) {
 132                 return pointer > 0 ? 0 : getX();
 133         }
 134
 135         public int getY () {
 136                 return glfwGetCursorPosY(app.graphics.window);
 137         }
 138
 139         public int getY (int pointer) {
 140                 return pointer > 0 ? 0 : getY();
 141         }
 142
 143         public int getDeltaX () {
 144                 return deltaX;
 145         }
 146
 147         public int getDeltaX (int pointer) {
 148                 return pointer > 0 ? 0 : deltaX;
 149         }
 150
 151         public int getDeltaY () {
 152                 return deltaY;
 153         }
 154
 155         public int getDeltaY (int pointer) {
 156                 return pointer > 0 ? 0 : deltaY;
 157         }
 158
 159         public boolean isTouched () {
 160                 return glfwGetMouseButton(app.graphics.window, 0) || glfwGetMouseButton(app.graphics.window, 1)
 161                         || glfwGetMouseButton(app.graphics.window, 2);
 162         }
 163
 164         public boolean isTouched (int pointer) {
 165                 return pointer > 0 ? false : isTouched();
 166         }
 167
 168         public boolean justTouched () {
 169                 return justTouched;
 170         }
 171
 172         public boolean isButtonPressed (int button) {
 173                 return glfwGetMouseButton(app.graphics.window, button);
 174         }
 175
 176         public boolean isKeyPressed (int key) {
 177                 if (key == Input.Keys.ANY_KEY) return pressedKeys > 0;
 178                 if (key == Input.Keys.SYM) {
 179                         return glfwGetKey(app.graphics.window, getJglfwKeyCode(GLFW_KEY_LEFT_SUPER))
 180                                 || glfwGetKey(app.graphics.window, getJglfwKeyCode(GLFW_KEY_RIGHT_SUPER));
 181                 }
 182                 return glfwGetKey(app.graphics.window, getJglfwKeyCode(key));
 183         }
 184
 185         public void setOnscreenKeyboardVisible (boolean visible) {
 186         }
 187
 188         public void vibrate (int milliseconds) {
 189         }
 190
 191         public void vibrate (long[] pattern, int repeat) {
 192         }
 193
 194         public void cancelVibrate () {
 195         }
 196
 197         public float getAzimuth () {
 198                 return 0;
 199         }
 200
 201         public float getPitch () {
 202                 return 0;
 203         }
 204
 205         public float getRoll () {
 206                 return 0;
 207         }
 208
 209         public void getRotationMatrix (float[] matrix) {
 210         }
 211
 212         public long getCurrentEventTime () {
 213                 return processorQueue != null ? processorQueue.getCurrentEventTime() : currentEventTime;
 214         }
 215
 216         public void setCatchBackKey (boolean catchBack) {
 217         }
 218
 219         public void setCatchMenuKey (boolean catchMenu) {
 220         }
 221
 222         public void setInputProcessor (InputProcessor processor) {
 223                 this.processor = processor;
 224         }
 225
 226         public InputProcessor getInputProcessor () {
 227                 return processor;
 228         }
 229
 230         public boolean isPeripheralAvailable (Peripheral peripheral) {
 231                 return peripheral == Peripheral.HardwareKeyboard;
 232         }
 233
 234         public int getRotation () {
 235                 return 0;
 236         }
 237
 238         public Orientation getNativeOrientation () {
 239                 return Orientation.Landscape;
 240         }
 241
 242         public void setCursorCatched (boolean captured) {
 243                 glfwSetInputMode(app.graphics.window, GLFW_CURSOR_MODE, captured ? GLFW_CURSOR_CAPTURED : GLFW_CURSOR_NORMAL);
 244         }
 245
 246         public boolean isCursorCatched () {
 247                 return glfwGetInputMode(app.graphics.window, GLFW_CURSOR_MODE) == GLFW_CURSOR_CAPTURED;
 248         }
 249
 250         public void setCursorPosition (int x, int y) {
 251                 glfwSetCursorPos(app.graphics.window, x, y);
 252         }
 253
 254         public void getTextInput (final TextInputListener listener, final String title, final String text) {
 255                 SwingUtilities.invokeLater(new Runnable() {
 256                         public void run () {
 257                                 final String output = JOptionPane.showInputDialog(null, title, text);
 258                                 app.postRunnable(new Runnable() {
 259                                         public void run () {
 260                                                 if (output != null)
 261                                                         listener.input(output);
 262                                                 else
 263                                                         listener.canceled();
 264                                         }
 265                                 });
 266                         }
 267                 });
 268         }
 269
 270         public void getPlaceholderTextInput (final TextInputListener listener, final String title, final String placeholder) {
 271                 SwingUtilities.invokeLater(new Runnable() {
 272                         public void run () {
 273                                 JPanel panel = new JPanel(new FlowLayout());
 274
 275                                 JPanel textPanel = new JPanel() {
 276                                         public boolean isOptimizedDrawingEnabled () {
 277                                                 return false;
 278                                         };
 279                                 };
 280                                 textPanel.setLayout(new OverlayLayout(textPanel));
 281                                 panel.add(textPanel);
 282
 283                                 final JTextField textField = new JTextField(20);
 284                                 textField.setAlignmentX(0.0f);
 285                                 textPanel.add(textField);
 286
 287                                 final JLabel placeholderLabel = new JLabel(placeholder);
 288                                 placeholderLabel.setForeground(Color.GRAY);
 289                                 placeholderLabel.setAlignmentX(0.0f);
 290                                 textPanel.add(placeholderLabel, 0);
 291
 292                                 textField.getDocument().addDocumentListener(new DocumentListener() {
 293                                         public void removeUpdate (DocumentEvent event) {
 294                                                 this.updated();
 295                                         }
 296
 297                                         public void insertUpdate (DocumentEvent event) {
 298                                                 this.updated();
 299                                         }
 300
 301                                         public void changedUpdate (DocumentEvent event) {
 302                                                 this.updated();
 303                                         }
 304
 305                                         private void updated () {
 306                                                 placeholderLabel.setVisible(textField.getText().length() == 0);
 307                                         }
 308                                 });
 309
 310                                 JOptionPane pane = new JOptionPane(panel, JOptionPane.QUESTION_MESSAGE, JOptionPane.OK_CANCEL_OPTION, null, null,
 311                                         null);
 312                                 pane.setComponentOrientation(JOptionPane.getRootFrame().getComponentOrientation());
 313                                 pane.selectInitialValue();
 314
 315                                 placeholderLabel.setBorder(new EmptyBorder(textField.getBorder().getBorderInsets(textField)));
 316
 317                                 JDialog dialog = pane.createDialog(null, title);
 318                                 dialog.addWindowFocusListener(new WindowFocusListener() {
 319                                         public void windowLostFocus (WindowEvent arg0) {
 320                                         }
 321
 322                                         public void windowGainedFocus (WindowEvent arg0) {
 323                                                 textField.requestFocusInWindow();
 324                                         }
 325                                 });
 326                                 dialog.setVisible(true);
 327                                 dialog.dispose();
 328
 329                                 Object selectedValue = pane.getValue();
 330                                 if (selectedValue != null && (selectedValue instanceof Integer) && (Integer)selectedValue == JOptionPane.OK_OPTION)
 331                                         listener.input(textField.getText());
 332                                 else
 333                                         listener.canceled();
 334                         }
 335                 });
 336         }
 337
 338         static char characterForKeyCode (int key) {
 339                 // Map certain key codes to character codes.
 340                 switch (key) {
 341                 case Keys.BACKSPACE:
 342                         return 8;
 343                 case Keys.TAB:
 344                         return '\t';
 345                 case Keys.FORWARD_DEL:
 346                         return 127;
 347                 }
 348                 return 0;
 349         }
 350
 351         static public int getGdxKeyCode (int lwjglKeyCode) {
 352                 switch (lwjglKeyCode) {
 353                 case GLFW_KEY_LEFT_BRACKET:
 354                         return Input.Keys.LEFT_BRACKET;
 355                 case GLFW_KEY_RIGHT_BRACKET:
 356                         return Input.Keys.RIGHT_BRACKET;
 357                 case GLFW_KEY_GRAVE_ACCENT:
 358                         return Input.Keys.GRAVE;
 359                 case GLFW_KEY_KP_MULTIPLY:
 360                         return Input.Keys.STAR;
 361                 case GLFW_KEY_NUM_LOCK:
 362                         return Input.Keys.NUM;
 363                 case GLFW_KEY_KP_DECIMAL:
 364                         return Input.Keys.PERIOD;
 365                 case GLFW_KEY_KP_DIVIDE:
 366                         return Input.Keys.SLASH;
 367                 case GLFW_KEY_MENU:
 368                         return Input.Keys.MENU;
 369                 case GLFW_KEY_RIGHT_SUPER:
 370                         return Input.Keys.SYM;
 371                 case GLFW_KEY_LEFT_SUPER:
 372                         return Input.Keys.SYM;
 373                 case GLFW_KEY_KP_EQUAL:
 374                         return Input.Keys.EQUALS;
 375                 case GLFW_KEY_EQUAL:
 376                         return Input.Keys.EQUALS;
 377                 case GLFW_KEY_KP_ENTER:
 378                         return Input.Keys.ENTER;
 379                 case GLFW_KEY_0:
 380                         return Input.Keys.NUM_0;
 381                 case GLFW_KEY_1:
 382                         return Input.Keys.NUM_1;
 383                 case GLFW_KEY_2:
 384                         return Input.Keys.NUM_2;
 385                 case GLFW_KEY_3:
 386                         return Input.Keys.NUM_3;
 387                 case GLFW_KEY_4:
 388                         return Input.Keys.NUM_4;
 389                 case GLFW_KEY_5:
 390                         return Input.Keys.NUM_5;
 391                 case GLFW_KEY_6:
 392                         return Input.Keys.NUM_6;
 393                 case GLFW_KEY_7:
 394                         return Input.Keys.NUM_7;
 395                 case GLFW_KEY_8:
 396                         return Input.Keys.NUM_8;
 397                 case GLFW_KEY_9:
 398                         return Input.Keys.NUM_9;
 399                 case GLFW_KEY_A:
 400                         return Input.Keys.A;
 401                 case GLFW_KEY_B:
 402                         return Input.Keys.B;
 403                 case GLFW_KEY_C:
 404                         return Input.Keys.C;
 405                 case GLFW_KEY_D:
 406                         return Input.Keys.D;
 407                 case GLFW_KEY_E:
 408                         return Input.Keys.E;
 409                 case GLFW_KEY_F:
 410                         return Input.Keys.F;
 411                 case GLFW_KEY_G:
 412                         return Input.Keys.G;
 413                 case GLFW_KEY_H:
 414                         return Input.Keys.H;
 415                 case GLFW_KEY_I:
 416                         return Input.Keys.I;
 417                 case GLFW_KEY_J:
 418                         return Input.Keys.J;
 419                 case GLFW_KEY_K:
 420                         return Input.Keys.K;
 421                 case GLFW_KEY_L:
 422                         return Input.Keys.L;
 423                 case GLFW_KEY_M:
 424                         return Input.Keys.M;
 425                 case GLFW_KEY_N:
 426                         return Input.Keys.N;
 427                 case GLFW_KEY_O:
 428                         return Input.Keys.O;
 429                 case GLFW_KEY_P:
 430                         return Input.Keys.P;
 431                 case GLFW_KEY_Q:
 432                         return Input.Keys.Q;
 433                 case GLFW_KEY_R:
 434                         return Input.Keys.R;
 435                 case GLFW_KEY_S:
 436                         return Input.Keys.S;
 437                 case GLFW_KEY_T:
 438                         return Input.Keys.T;
 439                 case GLFW_KEY_U:
 440                         return Input.Keys.U;
 441                 case GLFW_KEY_V:
 442                         return Input.Keys.V;
 443                 case GLFW_KEY_W:
 444                         return Input.Keys.W;
 445                 case GLFW_KEY_X:
 446                         return Input.Keys.X;
 447                 case GLFW_KEY_Y:
 448                         return Input.Keys.Y;
 449                 case GLFW_KEY_Z:
 450                         return Input.Keys.Z;
 451                 case GLFW_KEY_LALT:
 452                         return Input.Keys.ALT_LEFT;
 453                 case GLFW_KEY_RALT:
 454                         return Input.Keys.ALT_RIGHT;
 455                 case GLFW_KEY_BACKSLASH:
 456                         return Input.Keys.BACKSLASH;
 457                 case GLFW_KEY_COMMA:
 458                         return Input.Keys.COMMA;
 459                 case GLFW_KEY_DELETE:
 460                         return Input.Keys.FORWARD_DEL;
 461                 case GLFW_KEY_LEFT:
 462                         return Input.Keys.DPAD_LEFT;
 463                 case GLFW_KEY_RIGHT:
 464                         return Input.Keys.DPAD_RIGHT;
 465                 case GLFW_KEY_UP:
 466                         return Input.Keys.DPAD_UP;
 467                 case GLFW_KEY_DOWN:
 468                         return Input.Keys.DPAD_DOWN;
 469                 case GLFW_KEY_ENTER:
 470                         return Input.Keys.ENTER;
 471                 case GLFW_KEY_HOME:
 472                         return Input.Keys.HOME;
 473                 case GLFW_KEY_MINUS:
 474                         return Input.Keys.MINUS;
 475                 case GLFW_KEY_PERIOD:
 476                         return Input.Keys.PERIOD;
 477                 case GLFW_KEY_KP_ADD:
 478                         return Input.Keys.PLUS;
 479                 case GLFW_KEY_SEMICOLON:
 480                         return Input.Keys.SEMICOLON;
 481                 case GLFW_KEY_LSHIFT:
 482                         return Input.Keys.SHIFT_LEFT;
 483                 case GLFW_KEY_RSHIFT:
 484                         return Input.Keys.SHIFT_RIGHT;
 485                 case GLFW_KEY_SLASH:
 486                         return Input.Keys.SLASH;
 487                 case GLFW_KEY_SPACE:
 488                         return Input.Keys.SPACE;
 489                 case GLFW_KEY_TAB:
 490                         return Input.Keys.TAB;
 491                 case GLFW_KEY_LEFT_CONTROL:
 492                         return Input.Keys.CONTROL_LEFT;
 493                 case GLFW_KEY_RIGHT_CONTROL:
 494                         return Input.Keys.CONTROL_RIGHT;
 495                 case GLFW_KEY_ESCAPE:
 496                         return Input.Keys.ESCAPE;
 497                 case GLFW_KEY_END:
 498                         return Input.Keys.END;
 499                 case GLFW_KEY_INSERT:
 500                         return Input.Keys.INSERT;
 501                 case GLFW_KEY_BACKSPACE:
 502                         return Input.Keys.DEL;
 503                 case GLFW_KEY_KP_SUBTRACT:
 504                         return Input.Keys.MINUS;
 505                 case GLFW_KEY_APOSTROPHE:
 506                         return Input.Keys.APOSTROPHE;
 507                 case GLFW_KEY_F1:
 508                         return Input.Keys.F1;
 509                 case GLFW_KEY_F2:
 510                         return Input.Keys.F2;
 511                 case GLFW_KEY_F3:
 512                         return Input.Keys.F3;
 513                 case GLFW_KEY_F4:
 514                         return Input.Keys.F4;
 515                 case GLFW_KEY_F5:
 516                         return Input.Keys.F5;
 517                 case GLFW_KEY_F6:
 518                         return Input.Keys.F6;
 519                 case GLFW_KEY_F7:
 520                         return Input.Keys.F7;
 521                 case GLFW_KEY_F8:
 522                         return Input.Keys.F8;
 523                 case GLFW_KEY_F9:
 524                         return Input.Keys.F9;
 525                 case GLFW_KEY_F10:
 526                         return Input.Keys.F10;
 527                 case GLFW_KEY_F11:
 528                         return Input.Keys.F11;
 529                 case GLFW_KEY_F12:
 530                         return Input.Keys.F12;
 531                 case GLFW_KEY_KP_0:
 532                         return Input.Keys.NUM_0;
 533                 case GLFW_KEY_KP_1:
 534                         return Input.Keys.NUM_1;
 535                 case GLFW_KEY_KP_2:
 536                         return Input.Keys.NUM_2;
 537                 case GLFW_KEY_KP_3:
 538                         return Input.Keys.NUM_3;
 539                 case GLFW_KEY_KP_4:
 540                         return Input.Keys.NUM_4;
 541                 case GLFW_KEY_KP_5:
 542                         return Input.Keys.NUM_5;
 543                 case GLFW_KEY_KP_6:
 544                         return Input.Keys.NUM_6;
 545                 case GLFW_KEY_KP_7:
 546                         return Input.Keys.NUM_7;
 547                 case GLFW_KEY_KP_8:
 548                         return Input.Keys.NUM_8;
 549                 case GLFW_KEY_KP_9:
 550                         return Input.Keys.NUM_9;
 551                 default:
 552                         return Input.Keys.UNKNOWN;
 553                 }
 554         }
 555
 556         static public int getJglfwKeyCode (int gdxKeyCode) {
 557                 switch (gdxKeyCode) {
 558                 case Input.Keys.LEFT_BRACKET:
 559                         return GLFW_KEY_LEFT_BRACKET;
 560                 case Input.Keys.RIGHT_BRACKET:
 561                         return GLFW_KEY_RIGHT_BRACKET;
 562                 case Input.Keys.GRAVE:
 563                         return GLFW_KEY_GRAVE_ACCENT;
 564                 case Input.Keys.STAR:
 565                         return GLFW_KEY_KP_MULTIPLY;
 566                 case Input.Keys.NUM:
 567                         return GLFW_KEY_NUM_LOCK;
 568                 case Input.Keys.EQUALS:
 569                         return GLFW_KEY_MENU;
 570                 case Input.Keys.MENU:
 571                         return GLFW_KEY_MENU;
 572                 case Input.Keys.SYM:
 573                         return GLFW_KEY_LEFT_SUPER;
 574                 case Input.Keys.NUM_0:
 575                         return GLFW_KEY_0;
 576                 case Input.Keys.NUM_1:
 577                         return GLFW_KEY_1;
 578                 case Input.Keys.NUM_2:
 579                         return GLFW_KEY_2;
 580                 case Input.Keys.NUM_3:
 581                         return GLFW_KEY_3;
 582                 case Input.Keys.NUM_4:
 583                         return GLFW_KEY_4;
 584                 case Input.Keys.NUM_5:
 585                         return GLFW_KEY_5;
 586                 case Input.Keys.NUM_6:
 587                         return GLFW_KEY_6;
 588                 case Input.Keys.NUM_7:
 589                         return GLFW_KEY_7;
 590                 case Input.Keys.NUM_8:
 591                         return GLFW_KEY_8;
 592                 case Input.Keys.NUM_9:
 593                         return GLFW_KEY_9;
 594                 case Input.Keys.A:
 595                         return GLFW_KEY_A;
 596                 case Input.Keys.B:
 597                         return GLFW_KEY_B;
 598                 case Input.Keys.C:
 599                         return GLFW_KEY_C;
 600                 case Input.Keys.D:
 601                         return GLFW_KEY_D;
 602                 case Input.Keys.E:
 603                         return GLFW_KEY_E;
 604                 case Input.Keys.F:
 605                         return GLFW_KEY_F;
 606                 case Input.Keys.G:
 607                         return GLFW_KEY_G;
 608                 case Input.Keys.H:
 609                         return GLFW_KEY_H;
 610                 case Input.Keys.I:
 611                         return GLFW_KEY_I;
 612                 case Input.Keys.J:
 613                         return GLFW_KEY_J;
 614                 case Input.Keys.K:
 615                         return GLFW_KEY_K;
 616                 case Input.Keys.L:
 617                         return GLFW_KEY_L;
 618                 case Input.Keys.M:
 619                         return GLFW_KEY_M;
 620                 case Input.Keys.N:
 621                         return GLFW_KEY_N;
 622                 case Input.Keys.O:
 623                         return GLFW_KEY_O;
 624                 case Input.Keys.P:
 625                         return GLFW_KEY_P;
 626                 case Input.Keys.Q:
 627                         return GLFW_KEY_Q;
 628                 case Input.Keys.R:
 629                         return GLFW_KEY_R;
 630                 case Input.Keys.S:
 631                         return GLFW_KEY_S;
 632                 case Input.Keys.T:
 633                         return GLFW_KEY_T;
 634                 case Input.Keys.U:
 635                         return GLFW_KEY_U;
 636                 case Input.Keys.V:
 637                         return GLFW_KEY_V;
 638                 case Input.Keys.W:
 639                         return GLFW_KEY_W;
 640                 case Input.Keys.X:
 641                         return GLFW_KEY_X;
 642                 case Input.Keys.Y:
 643                         return GLFW_KEY_Y;
 644                 case Input.Keys.Z:
 645                         return GLFW_KEY_Z;
 646                 case Input.Keys.ALT_LEFT:
 647                         return GLFW_KEY_LALT;
 648                 case Input.Keys.ALT_RIGHT:
 649                         return GLFW_KEY_RALT;
 650                 case Input.Keys.BACKSLASH:
 651                         return GLFW_KEY_BACKSLASH;
 652                 case Input.Keys.COMMA:
 653                         return GLFW_KEY_COMMA;
 654                 case Input.Keys.FORWARD_DEL:
 655                         return GLFW_KEY_DELETE;
 656                 case Input.Keys.DPAD_LEFT:
 657                         return GLFW_KEY_LEFT;
 658                 case Input.Keys.DPAD_RIGHT:
 659                         return GLFW_KEY_RIGHT;
 660                 case Input.Keys.DPAD_UP:
 661                         return GLFW_KEY_UP;
 662                 case Input.Keys.DPAD_DOWN:
 663                         return GLFW_KEY_DOWN;
 664                 case Input.Keys.ENTER:
 665                         return GLFW_KEY_ENTER;
 666                 case Input.Keys.HOME:
 667                         return GLFW_KEY_HOME;
 668                 case Input.Keys.MINUS:
 669                         return GLFW_KEY_MINUS;
 670                 case Input.Keys.PERIOD:
 671                         return GLFW_KEY_PERIOD;
 672                 case Input.Keys.PLUS:
 673                         return GLFW_KEY_KP_ADD;
 674                 case Input.Keys.SEMICOLON:
 675                         return GLFW_KEY_SEMICOLON;
 676                 case Input.Keys.SHIFT_LEFT:
 677                         return GLFW_KEY_LSHIFT;
 678                 case Input.Keys.SHIFT_RIGHT:
 679                         return GLFW_KEY_RSHIFT;
 680                 case Input.Keys.SLASH:
 681                         return GLFW_KEY_SLASH;
 682                 case Input.Keys.SPACE:
 683                         return GLFW_KEY_SPACE;
 684                 case Input.Keys.TAB:
 685                         return GLFW_KEY_TAB;
 686                 case Input.Keys.DEL:
 687                         return GLFW_KEY_BACKSPACE;
 688                 case Input.Keys.CONTROL_LEFT:
 689                         return GLFW_KEY_LEFT_CONTROL;
 690                 case Input.Keys.CONTROL_RIGHT:
 691                         return GLFW_KEY_RIGHT_CONTROL;
 692                 case Input.Keys.ESCAPE:
 693                         return GLFW_KEY_ESCAPE;
 694                 case Input.Keys.F1:
 695                         return GLFW_KEY_F1;
 696                 case Input.Keys.F2:
 697                         return GLFW_KEY_F2;
 698                 case Input.Keys.F3:
 699                         return GLFW_KEY_F3;
 700                 case Input.Keys.F4:
 701                         return GLFW_KEY_F4;
 702                 case Input.Keys.F5:
 703                         return GLFW_KEY_F5;
 704                 case Input.Keys.F6:
 705                         return GLFW_KEY_F6;
 706                 case Input.Keys.F7:
 707                         return GLFW_KEY_F7;
 708                 case Input.Keys.F8:
 709                         return GLFW_KEY_F8;
 710                 case Input.Keys.F9:
 711                         return GLFW_KEY_F9;
 712                 case Input.Keys.F10:
 713                         return GLFW_KEY_F10;
 714                 case Input.Keys.F11:
 715                         return GLFW_KEY_F11;
 716                 case Input.Keys.F12:
 717                         return GLFW_KEY_F12;
 718                 default:
 719                         return 0;
 720                 }
 721         }
 722
 723         /** Receives GLFW input and calls InputProcessor methods.
 724          * @author Nathan Sweet */
 725         static class GlfwInputProcessor extends GlfwCallbackAdapter {
 726                 private int mouseX, mouseY, mousePressed;
 727                 private char lastCharacter;
 728                 private InputProcessor processor;
 729
 730                 public GlfwInputProcessor (InputProcessor processor) {
 731                         if (processor == null) throw new IllegalArgumentException("processor cannot be null.");
 732                         this.processor = processor;
 733                 }
 734
 735                 public void key (long window, int key, int action) {
 736                         switch (action) {
 737                         case GLFW_PRESS:
 738
 739                                 key = getGdxKeyCode(key);
 740                                 processor.keyDown(key);
 741
 742                                 lastCharacter = 0;
 743                                 char character = characterForKeyCode(key);
 744                                 if (character != 0) character(window, character);
 745                                 break;
 746
 747                         case GLFW_RELEASE:
 748                                 processor.keyUp(getGdxKeyCode(key));
 749                                 break;
 750
 751                         case GLFW_REPEAT:
 752                                 if (lastCharacter != 0) processor.keyTyped(lastCharacter);
 753                                 break;
 754                         }
 755                 }
 756
 757                 public void character (long window, char character) {
 758                         lastCharacter = character;
 759                         processor.keyTyped(character);
 760                 }
 761
 762                 public void scroll (long window, double scrollX, double scrollY) {
 763                         processor.scrolled((int)-Math.signum(scrollY));
 764                 }
 765
 766                 public void mouseButton (long window, int button, boolean pressed) {
 767                         if (pressed) {
 768                                 mousePressed++;
 769                                 processor.touchDown(mouseX, mouseY, 0, button);
 770                         } else {
 771                                 mousePressed = Math.max(0, mousePressed - 1);
 772                                 processor.touchUp(mouseX, mouseY, 0, button);
 773                         }
 774                 }
 775
 776                 public void cursorPos (long window, int x, int y) {
 777                         mouseX = x;
 778                         mouseY = y;
 779                         if (mousePressed > 0)
 780                                 processor.touchDragged(x, y, 0);
 781                         else
 782                                 processor.mouseMoved(x, y);
 783                 }
 784         }
 785 }