Files @ r9950:ca6054744c76
Branch filter:

Location: cpp/openttd-patchpack/source/src/video/cocoa/event.mm

belugas
(svn r14105) -Fix: Some typos that are more grammatical errors, as it seems.
Provided by ln
I've added a little fix on currency.cpp too, why not :)
  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
/* $Id$ */

/******************************************************************************
 *                             Cocoa video driver                             *
 * Known things left to do:                                                   *
 *  Nothing at the moment.                                                    *
 ******************************************************************************/

#ifdef WITH_COCOA

#define MAC_OS_X_VERSION_MIN_REQUIRED    MAC_OS_X_VERSION_10_3
#include <AvailabilityMacros.h>

#import <Cocoa/Cocoa.h>
#import <sys/time.h> /* gettimeofday */
#import <sys/param.h> /* for MAXPATHLEN */
#import <unistd.h>

/**
 * Important notice regarding all modifications!!!!!!!
 * There are certain limitations because the file is objective C++.
 * gdb has limitations.
 * C++ and objective C code can't be joined in all cases (classes stuff).
 * Read http://developer.apple.com/releasenotes/Cocoa/Objective-C++.html for more information.
 */


/* Defined in stdbool.h */
#ifndef __cplusplus
# ifndef __BEOS__
#  undef bool
#  undef false
#  undef true
# endif
#endif


#include "../../stdafx.h"
#include "../../openttd.h"
#include "../../debug.h"
#include "../../os/macosx/splash.h"
#include "../../variables.h"
#include "../../settings_type.h"
#include "../../core/geometry_type.hpp"
#include "cocoa_v.h"
#include "cocoa_keys.h"
#include "../../blitter/factory.hpp"
#include "../../gfx_func.h"
#include "../../network/network.h"
#include "../../core/random_func.hpp"
#include "../../texteff.hpp"


/* Right Mouse Button Emulation enum */
enum {
	RMBE_COMMAND,
	RMBE_CONTROL,
	RMBE_OFF,
};


static bool _show_mouse = true;
static unsigned int _current_mods;
static bool _tab_is_down;
static bool _emulating_right_button;
#ifdef _DEBUG
static uint32 _tEvent;
#endif


static uint32 GetTick()
{
	struct timeval tim;

	gettimeofday(&tim, NULL);
	return tim.tv_usec / 1000 + tim.tv_sec * 1000;
}


void QZ_ShowMouse()
{
	if (!_show_mouse) {
		[ NSCursor unhide ];
		_show_mouse = true;

		// Hide the openttd cursor when leaving the window
		if (_cocoa_subdriver != NULL)
			UndrawMouseCursor();
		_cursor.in_window = false;
	}
}

void QZ_HideMouse()
{
	if (_show_mouse) {
		/*
		 * Don't hide the cursor when compiling in debug mode.
		 * Note: Not hiding the cursor will cause artefacts around it in 8bpp fullscreen mode.
		 */
#ifndef _DEBUG
		[ NSCursor hide ];
#endif
		_show_mouse = false;

		// Show the openttd cursor again
		_cursor.in_window = true;
	}
}

static void QZ_WarpCursor(int x, int y)
{
	NSPoint p;
	CGPoint cgp;

	assert(_cocoa_subdriver);

	/* Only allow warping when in foreground */
	if (![ NSApp isActive ]) return;

	p = NSMakePoint(x, y);
	cgp = _cocoa_subdriver->PrivateLocalToCG(&p);

	/* this is the magic call that fixes cursor "freezing" after warp */
	CGSetLocalEventsSuppressionInterval(0.0);
	/* Do the actual warp */
	CGWarpMouseCursorPosition(cgp);

	/* Generate the mouse moved event */
}


static void QZ_CheckPaletteAnim()
{
	if (_pal_count_dirty != 0) {
		Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();

		switch (blitter->UsePaletteAnimation()) {
			case Blitter::PALETTE_ANIMATION_VIDEO_BACKEND:
				_cocoa_subdriver->UpdatePalette(_pal_first_dirty, _pal_count_dirty);
				break;

			case Blitter::PALETTE_ANIMATION_BLITTER:
				blitter->PaletteAnimate(_pal_first_dirty, _pal_count_dirty);
				break;

			case Blitter::PALETTE_ANIMATION_NONE:
				break;

			default:
				NOT_REACHED();
		}
		_pal_count_dirty = 0;
	}
}



struct VkMapping {
	unsigned short vk_from;
	byte map_to;
};

#define AS(x, z) {x, z}

static const VkMapping _vk_mapping[] = {
	AS(QZ_BACKQUOTE,  WKC_BACKQUOTE), // key left of '1'
	AS(QZ_BACKQUOTE2, WKC_BACKQUOTE), // some keyboards have it on another scancode

	/* Pageup stuff + up/down */
	AS(QZ_PAGEUP,   WKC_PAGEUP),
	AS(QZ_PAGEDOWN, WKC_PAGEDOWN),

	AS(QZ_UP,    WKC_UP),
	AS(QZ_DOWN,  WKC_DOWN),
	AS(QZ_LEFT,  WKC_LEFT),
	AS(QZ_RIGHT, WKC_RIGHT),

	AS(QZ_HOME, WKC_HOME),
	AS(QZ_END,  WKC_END),

	AS(QZ_INSERT, WKC_INSERT),
	AS(QZ_DELETE, WKC_DELETE),

	/* Letters. QZ_[a-z] is not in numerical order so we can't use AM(...) */
	AS(QZ_a, 'A'),
	AS(QZ_b, 'B'),
	AS(QZ_c, 'C'),
	AS(QZ_d, 'D'),
	AS(QZ_e, 'E'),
	AS(QZ_f, 'F'),
	AS(QZ_g, 'G'),
	AS(QZ_h, 'H'),
	AS(QZ_i, 'I'),
	AS(QZ_j, 'J'),
	AS(QZ_k, 'K'),
	AS(QZ_l, 'L'),
	AS(QZ_m, 'M'),
	AS(QZ_n, 'N'),
	AS(QZ_o, 'O'),
	AS(QZ_p, 'P'),
	AS(QZ_q, 'Q'),
	AS(QZ_r, 'R'),
	AS(QZ_s, 'S'),
	AS(QZ_t, 'T'),
	AS(QZ_u, 'U'),
	AS(QZ_v, 'V'),
	AS(QZ_w, 'W'),
	AS(QZ_x, 'X'),
	AS(QZ_y, 'Y'),
	AS(QZ_z, 'Z'),
	/* Same thing for digits */
	AS(QZ_0, '0'),
	AS(QZ_1, '1'),
	AS(QZ_2, '2'),
	AS(QZ_3, '3'),
	AS(QZ_4, '4'),
	AS(QZ_5, '5'),
	AS(QZ_6, '6'),
	AS(QZ_7, '7'),
	AS(QZ_8, '8'),
	AS(QZ_9, '9'),

	AS(QZ_ESCAPE,    WKC_ESC),
	AS(QZ_PAUSE,     WKC_PAUSE),
	AS(QZ_BACKSPACE, WKC_BACKSPACE),

	AS(QZ_SPACE,  WKC_SPACE),
	AS(QZ_RETURN, WKC_RETURN),
	AS(QZ_TAB,    WKC_TAB),

	/* Function keys */
	AS(QZ_F1,  WKC_F1),
	AS(QZ_F2,  WKC_F2),
	AS(QZ_F3,  WKC_F3),
	AS(QZ_F4,  WKC_F4),
	AS(QZ_F5,  WKC_F5),
	AS(QZ_F6,  WKC_F6),
	AS(QZ_F7,  WKC_F7),
	AS(QZ_F8,  WKC_F8),
	AS(QZ_F9,  WKC_F9),
	AS(QZ_F10, WKC_F10),
	AS(QZ_F11, WKC_F11),
	AS(QZ_F12, WKC_F12),

	/* Numeric part */
	AS(QZ_KP0,         WKC_NUM_0),
	AS(QZ_KP1,         WKC_NUM_1),
	AS(QZ_KP2,         WKC_NUM_2),
	AS(QZ_KP3,         WKC_NUM_3),
	AS(QZ_KP4,         WKC_NUM_4),
	AS(QZ_KP5,         WKC_NUM_5),
	AS(QZ_KP6,         WKC_NUM_6),
	AS(QZ_KP7,         WKC_NUM_7),
	AS(QZ_KP8,         WKC_NUM_8),
	AS(QZ_KP9,         WKC_NUM_9),
	AS(QZ_KP_DIVIDE,   WKC_NUM_DIV),
	AS(QZ_KP_MULTIPLY, WKC_NUM_MUL),
	AS(QZ_KP_MINUS,    WKC_NUM_MINUS),
	AS(QZ_KP_PLUS,     WKC_NUM_PLUS),
	AS(QZ_KP_ENTER,    WKC_NUM_ENTER),
	AS(QZ_KP_PERIOD,   WKC_NUM_DECIMAL),

	/* Other non-letter keys */
	AS(QZ_SLASH,        WKC_SLASH),
	AS(QZ_SEMICOLON,    WKC_SEMICOLON),
	AS(QZ_EQUALS,       WKC_EQUALS),
	AS(QZ_LEFTBRACKET,  WKC_L_BRACKET),
	AS(QZ_BACKSLASH,    WKC_BACKSLASH),
	AS(QZ_RIGHTBRACKET, WKC_R_BRACKET),

	AS(QZ_QUOTE,   WKC_SINGLEQUOTE),
	AS(QZ_COMMA,   WKC_COMMA),
	AS(QZ_MINUS,   WKC_MINUS),
	AS(QZ_PERIOD,  WKC_PERIOD)
};


static uint32 QZ_MapKey(unsigned short sym)
{
	const VkMapping *map;
	uint32 key = 0;

	for (map = _vk_mapping; map != endof(_vk_mapping); ++map) {
		if (sym == map->vk_from) {
			key = map->map_to;
			break;
		}
	}

	if (_current_mods & NSShiftKeyMask)     key |= WKC_SHIFT;
	if (_current_mods & NSControlKeyMask)   key |= (_settings_client.gui.right_mouse_btn_emulation != RMBE_CONTROL ? WKC_CTRL : WKC_META);
	if (_current_mods & NSAlternateKeyMask) key |= WKC_ALT;
	if (_current_mods & NSCommandKeyMask)   key |= (_settings_client.gui.right_mouse_btn_emulation != RMBE_CONTROL ? WKC_META : WKC_CTRL);

	return key << 16;
}

static void QZ_KeyEvent(unsigned short keycode, unsigned short unicode, BOOL down)
{
	switch (keycode) {
		case QZ_UP:    SB(_dirkeys, 1, 1, down); break;
		case QZ_DOWN:  SB(_dirkeys, 3, 1, down); break;
		case QZ_LEFT:  SB(_dirkeys, 0, 1, down); break;
		case QZ_RIGHT: SB(_dirkeys, 2, 1, down); break;

		case QZ_TAB: _tab_is_down = down; break;

		case QZ_RETURN:
		case QZ_f:
			if (down && (_current_mods & NSCommandKeyMask)) {
				_video_driver->ToggleFullscreen(!_fullscreen);
			}
			break;
	}

	if (down) {
		uint32 pressed_key = QZ_MapKey(keycode) | unicode;
		HandleKeypress(pressed_key);
		DEBUG(driver, 2, "cocoa_v: QZ_KeyEvent: %x (%x), down, mapping: %x", keycode, unicode, pressed_key);
	} else {
		DEBUG(driver, 2, "cocoa_v: QZ_KeyEvent: %x (%x), up", keycode, unicode);
	}
}

static void QZ_DoUnsidedModifiers(unsigned int newMods)
{
	const int mapping[] = { QZ_CAPSLOCK, QZ_LSHIFT, QZ_LCTRL, QZ_LALT, QZ_LMETA };

	int i;
	unsigned int bit;

	if (_current_mods == newMods) return;

	/* Iterate through the bits, testing each against the current modifiers */
	for (i = 0, bit = NSAlphaShiftKeyMask; bit <= NSCommandKeyMask; bit <<= 1, ++i) {
		unsigned int currentMask, newMask;

		currentMask = _current_mods & bit;
		newMask     = newMods & bit;

		if (currentMask && currentMask != newMask) { /* modifier up event */
			/* If this was Caps Lock, we need some additional voodoo to make SDL happy (is this needed in ottd?) */
			if (bit == NSAlphaShiftKeyMask) QZ_KeyEvent(mapping[i], 0, YES);
			QZ_KeyEvent(mapping[i], 0, NO);
		} else if (newMask && currentMask != newMask) { /* modifier down event */
			QZ_KeyEvent(mapping[i], 0, YES);
			/* If this was Caps Lock, we need some additional voodoo to make SDL happy (is this needed in ottd?) */
			if (bit == NSAlphaShiftKeyMask) QZ_KeyEvent(mapping[i], 0, NO);
		}
	}

	_current_mods = newMods;
}

static void QZ_MouseMovedEvent(int x, int y)
{
	if (_cursor.fix_at) {
		int dx = x - _cursor.pos.x;
		int dy = y - _cursor.pos.y;

		if (dx != 0 || dy != 0) {
			_cursor.delta.x += dx;
			_cursor.delta.y += dy;

			QZ_WarpCursor(_cursor.pos.x, _cursor.pos.y);
		}
	} else {
		_cursor.delta.x = x - _cursor.pos.x;
		_cursor.delta.y = y - _cursor.pos.y;
		_cursor.pos.x = x;
		_cursor.pos.y = y;
		_cursor.dirty = true;
	}
	HandleMouseEvents();
}


static void QZ_MouseButtonEvent(int button, BOOL down)
{
	switch (button) {
		case 0:
			if (down) {
				_left_button_down = true;
			} else {
				_left_button_down = false;
				_left_button_clicked = false;
			}
			HandleMouseEvents();
			break;

		case 1:
			if (down) {
				_right_button_down = true;
				_right_button_clicked = true;
			} else {
				_right_button_down = false;
			}
			HandleMouseEvents();
			break;
	}
}




static bool QZ_PollEvent()
{
	NSEvent *event;
	NSPoint pt;
	NSString *chars;
#ifdef _DEBUG
	uint32 et0, et;
#endif

	assert(_cocoa_subdriver != NULL);

#ifdef _DEBUG
	et0 = GetTick();
#endif
	event = [ NSApp nextEventMatchingMask:NSAnyEventMask
			untilDate: [ NSDate distantPast ]
			inMode: NSDefaultRunLoopMode dequeue:YES ];
#ifdef _DEBUG
	et = GetTick();
	_tEvent+= et - et0;
#endif

	if (event == nil) return false;
	if (!_cocoa_subdriver->IsActive()) {
		QZ_ShowMouse();
		[NSApp sendEvent:event];
		return true;
	}

	QZ_DoUnsidedModifiers( [ event modifierFlags ] );

	switch ([event type]) {
		case NSMouseMoved:
		case NSOtherMouseDragged:
		case NSLeftMouseDragged:
			pt = _cocoa_subdriver->GetMouseLocation(event);
			if (!_cocoa_subdriver->MouseIsInsideView(&pt) &&
					!_emulating_right_button) {
				QZ_ShowMouse();
				[NSApp sendEvent:event];
				break;
			}

			QZ_HideMouse();
			QZ_MouseMovedEvent((int)pt.x, (int)pt.y);
			break;

		case NSRightMouseDragged:
			pt = _cocoa_subdriver->GetMouseLocation(event);
			QZ_HideMouse();
			QZ_MouseMovedEvent((int)pt.x, (int)pt.y);
			break;

		case NSLeftMouseDown:
		{
			uint32 keymask = 0;
			if (_settings_client.gui.right_mouse_btn_emulation == RMBE_COMMAND) keymask |= NSCommandKeyMask;
			if (_settings_client.gui.right_mouse_btn_emulation == RMBE_CONTROL) keymask |= NSControlKeyMask;

			pt = _cocoa_subdriver->GetMouseLocation(event);

			if (!([ event modifierFlags ] & keymask) ||
					!_cocoa_subdriver->MouseIsInsideView(&pt)) {
				[NSApp sendEvent:event];
			}

			if (!_cocoa_subdriver->MouseIsInsideView(&pt)) {
				QZ_ShowMouse();
				break;
			}

			QZ_HideMouse();
			QZ_MouseMovedEvent((int)pt.x, (int)pt.y);

			/* Right mouse button emulation */
			if ([ event modifierFlags ] & keymask) {
				_emulating_right_button = true;
				QZ_MouseButtonEvent(1, YES);
			} else {
				QZ_MouseButtonEvent(0, YES);
			}
			break;
		}
		case NSLeftMouseUp:
			[NSApp sendEvent:event];

			pt = _cocoa_subdriver->GetMouseLocation(event);
			if (!_cocoa_subdriver->MouseIsInsideView(&pt)) {
				QZ_ShowMouse();
				break;
			}

			QZ_HideMouse();
			QZ_MouseMovedEvent((int)pt.x, (int)pt.y);

			/* Right mouse button emulation */
			if (_emulating_right_button) {
				_emulating_right_button = false;
				QZ_MouseButtonEvent(1, NO);
			} else {
				QZ_MouseButtonEvent(0, NO);
			}
			break;

		case NSRightMouseDown:
			pt = _cocoa_subdriver->GetMouseLocation(event);
			if (!_cocoa_subdriver->MouseIsInsideView(&pt)) {
				QZ_ShowMouse();
				[NSApp sendEvent:event];
				break;
			}

			QZ_HideMouse();
			QZ_MouseMovedEvent((int)pt.x, (int)pt.y);
			QZ_MouseButtonEvent(1, YES);
			break;

		case NSRightMouseUp:
			pt = _cocoa_subdriver->GetMouseLocation(event);
			if (!_cocoa_subdriver->MouseIsInsideView(&pt)) {
				QZ_ShowMouse();
				[NSApp sendEvent:event];
				break;
			}

			QZ_HideMouse();
			QZ_MouseMovedEvent((int)pt.x, (int)pt.y);
			QZ_MouseButtonEvent(1, NO);
			break;

#if 0
		/* This is not needed since openttd currently only use two buttons */
		case NSOtherMouseDown:
			pt = QZ_GetMouseLocation(event);
			if (!QZ_MouseIsInsideView(&pt)) {
				QZ_ShowMouse();
				[NSApp sendEvent:event];
				break;
			}

			QZ_HideMouse();
			QZ_MouseMovedEvent((int)pt.x, (int)pt.y);
			QZ_MouseButtonEvent([ event buttonNumber ], YES);
			break;

		case NSOtherMouseUp:
			pt = QZ_GetMouseLocation(event);
			if (!QZ_MouseIsInsideView(&pt)) {
				QZ_ShowMouse();
				[NSApp sendEvent:event];
				break;
			}

			QZ_HideMouse();
			QZ_MouseMovedEvent((int)pt.x, (int)pt.y);
			QZ_MouseButtonEvent([ event buttonNumber ], NO);
			break;
#endif

		case NSKeyDown:
			/* Quit, hide and minimize */
			switch ([event keyCode]) {
				case QZ_q:
				case QZ_h:
				case QZ_m:
					if ([ event modifierFlags ] & NSCommandKeyMask) {
						[NSApp sendEvent:event];
					}
					break;
			}

			chars = [ event characters ];
			QZ_KeyEvent([event keyCode], [ chars length ] ? [ chars characterAtIndex:0 ] : 0, YES);
			break;

		case NSKeyUp:
			/* Quit, hide and minimize */
			switch ([event keyCode]) {
				case QZ_q:
				case QZ_h:
				case QZ_m:
					if ([ event modifierFlags ] & NSCommandKeyMask) {
						[NSApp sendEvent:event];
					}
					break;
			}

			chars = [ event characters ];
			QZ_KeyEvent([event keyCode], [ chars length ] ? [ chars characterAtIndex:0 ] : 0, NO);
			break;

		case NSScrollWheel:
			if ([ event deltaY ] > 0.0) { /* Scroll up */
				_cursor.wheel--;
			} else if ([ event deltaY ] < 0.0) { /* Scroll down */
				_cursor.wheel++;
			} /* else: deltaY was 0.0 and we don't want to do anything */

			/* Set the scroll count for scrollwheel scrolling */
			_cursor.h_wheel -= (int)([ event deltaX ]* 5 * _settings_client.gui.scrollwheel_multiplier);
			_cursor.v_wheel -= (int)([ event deltaY ]* 5 * _settings_client.gui.scrollwheel_multiplier);
			break;

		default:
			[NSApp sendEvent:event];
	}

	return true;
}


void QZ_GameLoop()
{
	uint32 cur_ticks = GetTick();
	uint32 last_cur_ticks = cur_ticks;
	uint32 next_tick = cur_ticks + 30;
	uint32 pal_tick = 0;
#ifdef _DEBUG
	uint32 et0, et, st0, st;
#endif
	int i;

#ifdef _DEBUG
	et0 = GetTick();
	st = 0;
#endif

	_screen.dst_ptr = _cocoa_subdriver->GetPixelBuffer();
	DisplaySplashImage();
	QZ_CheckPaletteAnim();
	_cocoa_subdriver->Draw();
	CSleep(1);

	for (i = 0; i < 2; i++) GameLoop();

	_screen.dst_ptr = _cocoa_subdriver->GetPixelBuffer();
	UpdateWindows();
	QZ_CheckPaletteAnim();
	_cocoa_subdriver->Draw();
	CSleep(1);

	for (;;) {
		uint32 prev_cur_ticks = cur_ticks; // to check for wrapping
		InteractiveRandom(); // randomness

		while (QZ_PollEvent()) {}

		if (_exit_game) break;

#if defined(_DEBUG)
		if (_current_mods & NSShiftKeyMask)
#else
		if (_tab_is_down)
#endif
		{
			if (!_networking && _game_mode != GM_MENU) _fast_forward |= 2;
		} else if (_fast_forward & 2) {
			_fast_forward = 0;
		}

		cur_ticks = GetTick();
		if (cur_ticks >= next_tick || (_fast_forward && !_pause_game) || cur_ticks < prev_cur_ticks) {
			_realtime_tick += cur_ticks - last_cur_ticks;
			last_cur_ticks = cur_ticks;
			next_tick = cur_ticks + 30;

			bool old_ctrl_pressed = _ctrl_pressed;

			_ctrl_pressed = !!(_current_mods & ( _settings_client.gui.right_mouse_btn_emulation != RMBE_CONTROL ? NSControlKeyMask : NSCommandKeyMask));
			_shift_pressed = !!(_current_mods & NSShiftKeyMask);

			if (old_ctrl_pressed != _ctrl_pressed) HandleCtrlChanged();

			GameLoop();

			_screen.dst_ptr = _cocoa_subdriver->GetPixelBuffer();
			UpdateWindows();
			if (++pal_tick > 4) {
				QZ_CheckPaletteAnim();
				pal_tick = 1;
			}
			_cocoa_subdriver->Draw();
		} else {
#ifdef _DEBUG
			st0 = GetTick();
#endif
			CSleep(1);
#ifdef _DEBUG
			st += GetTick() - st0;
#endif
			_screen.dst_ptr = _cocoa_subdriver->GetPixelBuffer();
			NetworkDrawChatMessage();
			DrawMouseCursor();
			_cocoa_subdriver->Draw();
		}
	}

#ifdef _DEBUG
	et = GetTick();

	DEBUG(driver, 1, "cocoa_v: nextEventMatchingMask took %i ms total", _tEvent);
	DEBUG(driver, 1, "cocoa_v: game loop took %i ms total (%i ms without sleep)", et - et0, et - et0 - st);
	DEBUG(driver, 1, "cocoa_v: (nextEventMatchingMask total)/(game loop total) is %f%%", (double)_tEvent / (double)(et - et0) * 100);
	DEBUG(driver, 1, "cocoa_v: (nextEventMatchingMask total)/(game loop without sleep total) is %f%%", (double)_tEvent / (double)(et - et0 - st) * 100);
#endif
}

#endif /* WITH_COCOA */