1

/* $Id$ */

     2

     3

/******************************************************************************

     4

 *                             Cocoa video driver                             *

     5

 * Known things left to do:                                                   *

     6

 *  Nothing at the moment.                                                    *

     7

 ******************************************************************************/

     8

     9

#ifdef WITH_COCOA

    10

    12

#include <AvailabilityMacros.h>

    13

    14

#import <Cocoa/Cocoa.h>

    15

#import <sys/time.h> /* gettimeofday */

    16

#import <sys/param.h> /* for MAXPATHLEN */

    17

#import <unistd.h>

    18

    19

/**

    20

 * Important notice regarding all modifications!!!!!!!

    21

 * There are certain limitations because the file is objective C++.

    22

 * gdb has limitations.

    23

 * C++ and objective C code can't be joined in all cases (classes stuff).

    24

 * Read http://developer.apple.com/releasenotes/Cocoa/Objective-C++.html for more information.

    25

 */

    26

    27

    28

/* Portions of CPS.h */

    29

struct CPSProcessSerNum {

    30

	UInt32 lo;

    31

	UInt32 hi;

    32

};

    33

    34

extern "C" OSErr CPSGetCurrentProcess(CPSProcessSerNum* psn);

    35

extern "C" OSErr CPSEnableForegroundOperation(CPSProcessSerNum* psn, UInt32 _arg2, UInt32 _arg3, UInt32 _arg4, UInt32 _arg5);

    36

extern "C" OSErr CPSSetFrontProcess(CPSProcessSerNum* psn);

    37

    38

/* Disables a warning. This is needed since the method exists but has been dropped from the header, supposedly as of 10.4. */

    39

#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4)

    40

@interface NSApplication(NSAppleMenu)

    41

- (void)setAppleMenu:(NSMenu *)menu;

    42

@end

    43

#endif

    44

    45

    46

/* Defined in stdbool.h */

    47

#ifndef __cplusplus

    48

# ifndef __BEOS__

    49

#  undef bool

    50

#  undef false

    51

#  undef true

    52

# endif

    53

#endif

    54

    55

    56

#include "../../stdafx.h"

    57

#include "../../openttd.h"

    58

#include "../../debug.h"

    59

#include "../../variables.h"

    61

#include "cocoa_v.h"

    62

#include "../../blitter/factory.hpp"

    63

#include "../../fileio.h"

    65

    66

    67

@interface OTTDMain : NSObject

    68

@end

    69

    70

    71

static NSAutoreleasePool *_ottd_autorelease_pool;

    72

static OTTDMain *_ottd_main;

    73

static bool _cocoa_video_started = false;

    74

static bool _cocoa_video_dialog = false;

    75

    76

CocoaSubdriver* _cocoa_subdriver = NULL;

    77

    78

    79

    80

/* The main class of the application, the application's delegate */

    81

@implementation OTTDMain

    82

/* Called when the internal event loop has just started running */

    83

- (void) applicationDidFinishLaunching: (NSNotification*) note

    84

{

    85

	/* Hand off to main application code */

    86

	QZ_GameLoop();

    87

    88

	/* We're done, thank you for playing */

    89

	[ NSApp stop:_ottd_main ];

    90

}

    91

    92

/* Display the in game quit confirmation dialog */

    93

- (NSApplicationTerminateReply)applicationShouldTerminate:(NSApplication*) sender

    94

{

    95

    96

	HandleExitGameRequest();

    97

    98

	return NSTerminateCancel; // NSTerminateLater ?

    99

}

   100

@end

   101

   102

static void setApplicationMenu()

   103

{

   104

	/* warning: this code is very odd */

   105

	NSMenu *appleMenu;

   106

	NSMenuItem *menuItem;

   107

	NSString *title;

   108

	NSString *appName;

   109

   110

	appName = @"OTTD";

   111

	appleMenu = [[NSMenu alloc] initWithTitle:appName];

   112

   113

	/* Add menu items */

   114

	title = [@"About " stringByAppendingString:appName];

   115

	[appleMenu addItemWithTitle:title action:@selector(orderFrontStandardAboutPanel:) keyEquivalent:@""];

   116

   117

	[appleMenu addItem:[NSMenuItem separatorItem]];

   118

   119

	title = [@"Hide " stringByAppendingString:appName];

   120

	[appleMenu addItemWithTitle:title action:@selector(hide:) keyEquivalent:@"h"];

   121

   122

	menuItem = (NSMenuItem*)[appleMenu addItemWithTitle:@"Hide Others" action:@selector(hideOtherApplications:) keyEquivalent:@"h"];

   123

	[menuItem setKeyEquivalentModifierMask:(NSAlternateKeyMask|NSCommandKeyMask)];

   124

   125

	[appleMenu addItemWithTitle:@"Show All" action:@selector(unhideAllApplications:) keyEquivalent:@""];

   126

   127

	[appleMenu addItem:[NSMenuItem separatorItem]];

   128

   129

	title = [@"Quit " stringByAppendingString:appName];

   130

	[appleMenu addItemWithTitle:title action:@selector(terminate:) keyEquivalent:@"q"];

   131

   132

   133

	/* Put menu into the menubar */

   134

	menuItem = [[NSMenuItem alloc] initWithTitle:@"" action:nil keyEquivalent:@""];

   135

	[menuItem setSubmenu:appleMenu];

   136

	[[NSApp mainMenu] addItem:menuItem];

   137

   138

	/* Tell the application object that this is now the application menu */

   139

	[NSApp setAppleMenu:appleMenu];

   140

   141

	/* Finally give up our references to the objects */

   142

	[appleMenu release];

   143

	[menuItem release];

   144

}

   145

   146

/* Create a window menu */

   147

static void setupWindowMenu()

   148

{

   149

	NSMenu* windowMenu;

   150

	NSMenuItem* windowMenuItem;

   151

	NSMenuItem* menuItem;

   152

   153

	windowMenu = [[NSMenu alloc] initWithTitle:@"Window"];

   154

   155

	/* "Minimize" item */

   156

	menuItem = [[NSMenuItem alloc] initWithTitle:@"Minimize" action:@selector(performMiniaturize:) keyEquivalent:@"m"];

   157

	[windowMenu addItem:menuItem];

   158

	[menuItem release];

   159

   160

	/* Put menu into the menubar */

   161

	windowMenuItem = [[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""];

   162

	[windowMenuItem setSubmenu:windowMenu];

   163

	[[NSApp mainMenu] addItem:windowMenuItem];

   164

   165

	/* Tell the application object that this is now the window menu */

   166

	[NSApp setWindowsMenu:windowMenu];

   167

   168

	/* Finally give up our references to the objects */

   169

	[windowMenu release];

   170

	[windowMenuItem release];

   171

}

   172

   173

static void setupApplication()

   174

{

   175

	CPSProcessSerNum PSN;

   176

   177

	/* Ensure the application object is initialised */

   178

	[NSApplication sharedApplication];

   179

   180

	/* Tell the dock about us */

   181

	if (!CPSGetCurrentProcess(&PSN) &&

   182

			!CPSEnableForegroundOperation(&PSN, 0x03, 0x3C, 0x2C, 0x1103) &&

   183

			!CPSSetFrontProcess(&PSN)) {

   184

		[NSApplication sharedApplication];

   185

	}

   186

   187

	/* Set up the menubar */

   188

	[NSApp setMainMenu:[[NSMenu alloc] init]];

   189

	setApplicationMenu();

   190

	setupWindowMenu();

   191

   192

	/* Create OTTDMain and make it the app delegate */

   193

	_ottd_main = [[OTTDMain alloc] init];

   194

	[NSApp setDelegate:_ottd_main];

   195

}

   196

   197

   198

static void QZ_UpdateVideoModes()

   199

{

   200

	uint i, count;

   202

   203

	assert(_cocoa_subdriver != NULL);

   204

   205

	count = _cocoa_subdriver->ListModes(modes, lengthof(modes));

   206

   207

	for (i = 0; i < count; i++) {

   208

		_resolutions[i][0] = modes[i].x;

   209

		_resolutions[i][1] = modes[i].y;

   210

	}

   211

   212

	_num_resolutions = count;

   213

}

   214

   215

   216

void QZ_GameSizeChanged()

   217

{

   218

	if (_cocoa_subdriver == NULL) return;

   219

   220

	/* Tell the game that the resolution has changed */

   221

	_screen.width = _cocoa_subdriver->GetWidth();

   222

	_screen.height = _cocoa_subdriver->GetHeight();

   223

	_screen.pitch = _cocoa_subdriver->GetWidth();

   224

	_fullscreen = _cocoa_subdriver->IsFullscreen();

   225

   226

	GameSizeChanged();

   227

}

   228

   229

   230

static CocoaSubdriver *QZ_CreateWindowSubdriver(int width, int height, int bpp)

   231

{

   233

   240

	}

   243

   263

}

   264

   265

   266

static CocoaSubdriver *QZ_CreateSubdriver(int width, int height, int bpp, bool fullscreen, bool fallback)

   267

{

   268

	CocoaSubdriver *ret;

   269

   270

	ret = fullscreen ? QZ_CreateFullscreenSubdriver(width, height, bpp) : QZ_CreateWindowSubdriver(width, height, bpp);

   271

	if (ret != NULL) return ret;

   272

   273

	if (!fallback) return NULL;

   274

   275

	/* Try again in 640x480 windowed */

   276

	DEBUG(driver, 0, "Setting video mode failed, falling back to 640x480 windowed mode.");

   277

	ret = QZ_CreateWindowSubdriver(640, 480, bpp);

   278

	if (ret != NULL) return ret;

   279

   280

#ifdef _DEBUG

   281

	/* Try fullscreen too when in debug mode */

   282

	DEBUG(driver, 0, "Setting video mode failed, falling back to 640x480 fullscreen mode.");

   283

	ret = QZ_CreateFullscreenSubdriver(640, 480, bpp);

   284

	if (ret != NULL) return ret;

   285

#endif

   286

   287

	return NULL;

   288

}

   289

   290

   291

static FVideoDriver_Cocoa iFVideoDriver_Cocoa;

   292

   293

void VideoDriver_Cocoa::Stop()

   294

{

   295

	if (!_cocoa_video_started) return;

   296

   297

	delete _cocoa_subdriver;

   298

	_cocoa_subdriver = NULL;

   299

   300

	[_ottd_main release];

   301

   302

	_cocoa_video_started = false;

   303

}

   304

   305

const char *VideoDriver_Cocoa::Start(const char * const *parm)

   306

{

   307

	int width, height, bpp;

   308

   311

	if (_cocoa_video_started) return "Already started";

   312

	_cocoa_video_started = true;

   313

   314

	setupApplication();

   315

   316

	/* Don't create a window or enter fullscreen if we're just going to show a dialog. */

   317

	if (_cocoa_video_dialog) return NULL;

   318

   319

	width = _cur_resolution[0];

   320

	height = _cur_resolution[1];

   321

	bpp = BlitterFactoryBase::GetCurrentBlitter()->GetScreenDepth();

   322

   323

	_cocoa_subdriver = QZ_CreateSubdriver(width, height, bpp, _fullscreen, true);

   324

	if (_cocoa_subdriver == NULL) {

   325

		Stop();

   326

		return "Could not create subdriver";

   327

	}

   328

   329

	QZ_GameSizeChanged();

   330

   331

	QZ_UpdateVideoModes();

   332

   333

	return NULL;

   334

}

   335

   336

void VideoDriver_Cocoa::MakeDirty(int left, int top, int width, int height)

   337

{

   338

	assert(_cocoa_subdriver != NULL);

   339

   340

	_cocoa_subdriver->MakeDirty(left, top, width, height);

   341

}

   342

   343

void VideoDriver_Cocoa::MainLoop()

   344

{

   345

	/* Start the main event loop */

   346

	[NSApp run];

   347

}

   348

   349

bool VideoDriver_Cocoa::ChangeResolution(int w, int h)

   350

{

   351

	bool ret;

   352

   353

	assert(_cocoa_subdriver != NULL);

   354

   355

	ret = _cocoa_subdriver->ChangeResolution(w, h);

   356

   357

	QZ_GameSizeChanged();

   358

   359

	QZ_UpdateVideoModes();

   360

   361

	return ret;

   362

}

   363

   365

{

   366

	bool oldfs;

   367

   368

	assert(_cocoa_subdriver != NULL);

   369

   370

	oldfs = _cocoa_subdriver->IsFullscreen();

   371

	if (full_screen != oldfs) {

   372

		int width  = _cocoa_subdriver->GetWidth();

   373

		int height = _cocoa_subdriver->GetHeight();

   374

		int bpp    = BlitterFactoryBase::GetCurrentBlitter()->GetScreenDepth();

   375

   376

		delete _cocoa_subdriver;

   377

		_cocoa_subdriver = NULL;

   378

   379

		_cocoa_subdriver = QZ_CreateSubdriver(width, height, bpp, full_screen, false);

   380

		if (_cocoa_subdriver == NULL) {

   381

			_cocoa_subdriver = QZ_CreateSubdriver(width, height, bpp, oldfs, true);

   382

			if (_cocoa_subdriver == NULL) error("Cocoa: Failed to create subdriver");

   383

		}

   384

	}

   385

   386

	QZ_GameSizeChanged();

   387

   388

	QZ_UpdateVideoModes();

   390

}

   391

   392

   393

/* This is needed since sometimes assert is called before the videodriver is initialized */

   394

void CocoaDialog(const char* title, const char* message, const char* buttonLabel)

   395

{

   396

	bool wasstarted;

   397

   398

	_cocoa_video_dialog = true;

   399

   400

	wasstarted = _cocoa_video_started;

   401

	if (_video_driver == NULL) {

   402

		setupApplication(); // Setup application before showing dialog

   403

	} else if (!_cocoa_video_started && _video_driver->Start(NULL) != NULL) {

   404

		fprintf(stderr, "%s: %s\n", title, message);

   405

		return;

   406

	}

   407

   408

	NSRunAlertPanel([NSString stringWithCString: title], [NSString stringWithCString: message], [NSString stringWithCString: buttonLabel], nil, nil);

   409

   410

	if (!wasstarted && _video_driver != NULL) _video_driver->Stop();

   411

   412

	_cocoa_video_dialog = false;

   413

}

   414

   415

/* This is needed since OS X application bundles do not have a

   416

 * current directory and the data files are 'somewhere' in the bundle */

   417

void cocoaSetApplicationBundleDir()

   418

{

   419

	char tmp[MAXPATHLEN];

   420

	CFURLRef url = CFBundleCopyResourcesDirectoryURL(CFBundleGetMainBundle());

   421

	if (CFURLGetFileSystemRepresentation(url, true, (unsigned char*)tmp, MAXPATHLEN)) {

   422

		AppendPathSeparator(tmp, lengthof(tmp));

   423

		_searchpaths[SP_APPLICATION_BUNDLE_DIR] = strdup(tmp);

   424

	} else {

   425

		_searchpaths[SP_APPLICATION_BUNDLE_DIR] = NULL;

   426

	}

   427

   428

	CFRelease(url);

   429

}

   430

   431

/* These are called from main() to prevent a _NSAutoreleaseNoPool error when

   432

 * exiting before the cocoa video driver has been loaded

   433

 */

   434

void cocoaSetupAutoreleasePool()

   435

{

   436

	_ottd_autorelease_pool = [[NSAutoreleasePool alloc] init];

   437

}

   438

   439

void cocoaReleaseAutoreleasePool()

   440

{

   441

	[_ottd_autorelease_pool release];

   442

}

   443

   444

#endif /* WITH_COCOA */