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

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#include <AvailabilityMacros.h>

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#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4)

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/* On 10.4, we get tons of warnings that the QuickDraw functions are deprecated.

    14

 *  We know that. Don't keep bugging us about that. */

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#	undef AVAILABLE_MAC_OS_X_VERSION_10_0_AND_LATER_BUT_DEPRECATED_IN_MAC_OS_X_VERSION_10_4

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#	define AVAILABLE_MAC_OS_X_VERSION_10_0_AND_LATER_BUT_DEPRECATED_IN_MAC_OS_X_VERSION_10_4 AVAILABLE_MAC_OS_X_VERSION_10_0_AND_LATER

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#endif

    18

    19

#import <Cocoa/Cocoa.h>

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

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

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#import <unistd.h>

    23

    24

/**

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

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

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 * gdb has limitations.

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

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

    30

 */

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    32

    33

/* Portions of CPS.h */

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struct CPSProcessSerNum {

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	UInt32 lo;

    36

	UInt32 hi;

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};

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    39

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

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

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

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    43

/* From Menus.h (according to Xcode Developer Documentation) */

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extern "C" void ShowMenuBar();

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extern "C" void HideMenuBar();

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    47

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

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#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4)

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@interface NSApplication(NSAppleMenu)

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

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@end

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#endif

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/* Defined in ppc/param.h or i386/param.h included from sys/param.h */

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#undef ALIGN

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/* Defined in stdbool.h */

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#ifndef __cplusplus

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# ifndef __BEOS__

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#  undef bool

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#  undef false

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#  undef true

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# endif

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#endif

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#include "../stdafx.h"

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#include "../debug.h"

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#include "../macros.h"

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#include "../os/macosx/splash.h"

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#include "../variables.h"

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#include "cocoa_v.h"

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#include "cocoa_keys.h"

    76

    77

#undef Point

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#undef Rect

    79

    80

/* Taken from ../gfx.h */

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extern bool _dbg_screen_rect;

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    83

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/* Subclass of NSWindow to fix genie effect and support resize events  */

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@interface OTTD_QuartzWindow : NSWindow

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- (void)miniaturize:(id)sender;

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- (void)display;

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- (void)setFrame:(NSRect)frameRect display:(BOOL)flag;

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- (void)appDidHide:(NSNotification*)note;

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- (void)appWillUnhide:(NSNotification*)note;

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- (void)appDidUnhide:(NSNotification*)note;

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- (id)initWithContentRect:(NSRect)contentRect styleMask:(unsigned int)styleMask backing:(NSBackingStoreType)backingType defer:(BOOL)flag;

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@end

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/* Delegate for our NSWindow to send ask for quit on close */

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@interface OTTD_QuartzWindowDelegate : NSObject

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- (BOOL)windowShouldClose:(id)sender;

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@end

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   100

@interface OTTDMain : NSObject

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@end

   102

   103

   104

/* Structure for rez switch gamma fades

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 * We can hide the monitor flicker by setting the gamma tables to 0

   106

 */

   107

#define QZ_GAMMA_TABLE_SIZE 256

   108

   109

struct OTTD_QuartzGammaTable {

   110

	CGGammaValue red[QZ_GAMMA_TABLE_SIZE];

   111

	CGGammaValue green[QZ_GAMMA_TABLE_SIZE];

   112

	CGGammaValue blue[QZ_GAMMA_TABLE_SIZE];

   113

};

   114

   115

/* Add methods to get at private members of NSScreen.

   116

 * Since there is a bug in Apple's screen switching code that does not update

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 * this variable when switching to fullscreen, we'll set it manually (but only

   118

 * for the main screen).

   119

 */

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@interface NSScreen (NSScreenAccess)

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	- (void) setFrame:(NSRect)frame;

   122

@end

   123

   124

@implementation NSScreen (NSScreenAccess)

   125

- (void) setFrame:(NSRect)frame;

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{

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	_frame = frame;

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}

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@end

   130

   131

   132

static void QZ_Draw();

   133

static void QZ_UnsetVideoMode();

   134

static void QZ_UpdatePalette(uint start, uint count);

   135

static void QZ_WarpCursor(int x, int y);

   136

static void QZ_ShowMouse();

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static void QZ_HideMouse();

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static void CocoaVideoFullScreen(bool full_screen);

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static NSAutoreleasePool *_ottd_autorelease_pool;

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static OTTDMain *_ottd_main;

   143

   144

   145

static struct CocoaVideoData {

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	bool isset;

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	bool issetting;

   148

   149

	CGDirectDisplayID  display_id;         /* 0 == main display (only support single display) */

   150

	CFDictionaryRef    mode;               /* current mode of the display */

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	CFDictionaryRef    save_mode;          /* original mode of the display */

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	CFArrayRef         mode_list;          /* list of available fullscreen modes */

   153

	CGDirectPaletteRef palette;            /* palette of an 8-bit display */

   154

   155

	uint32 device_width;

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	uint32 device_height;

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	uint32 device_bpp;

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   159

	void *realpixels;

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	uint8 *pixels;

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	uint32 width;

   162

	uint32 height;

   163

	uint32 pitch;

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	bool fullscreen;

   165

   166

	unsigned int current_mods;

   167

	bool tab_is_down;

   168

	bool emulating_right_button;

   169

   170

	bool cursor_visible;

   171

	bool active;

   172

   173

#ifdef _DEBUG

   174

	uint32 tEvent;

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#endif

   176

   177

	OTTD_QuartzWindow *window;

   178

	NSQuickDrawView *qdview;

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   180

#define MAX_DIRTY_RECTS 100

   181

	Rect dirty_rects[MAX_DIRTY_RECTS];

   182

	int num_dirty_rects;

   183

   184

	uint16 palette16[256];

   185

	uint32 palette32[256];

   186

} _cocoa_video_data;

   187

   188

static bool _cocoa_video_started = false;

   189

static bool _cocoa_video_dialog = false;

   190

   191

   192

   193

   194

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

   195

 *                             Game loop and accessories                      *

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

   197

   198

static uint32 GetTick()

   199

{

   200

	struct timeval tim;

   201

   202

	gettimeofday(&tim, NULL);

   203

	return tim.tv_usec / 1000 + tim.tv_sec * 1000;

   204

}

   205

   206

static void QZ_CheckPaletteAnim()

   207

{

   208

	if (_pal_last_dirty != -1) {

   209

		QZ_UpdatePalette(_pal_first_dirty, _pal_last_dirty - _pal_first_dirty + 1);

   210

		_pal_last_dirty = -1;

   211

	}

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}

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   215

   216

struct VkMapping {

   217

	unsigned short vk_from;

   218

	byte map_to;

   219

};

   220

   221

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

   222

   223

static const VkMapping _vk_mapping[] = {

   224

	AS(QZ_BACKQUOTE,  WKC_BACKQUOTE), // key left of '1'

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	AS(QZ_BACKQUOTE2, WKC_BACKQUOTE), // some keyboards have it on another scancode

   226

   227

	// Pageup stuff + up/down

   228

	//AM(SDLK_PAGEUP, SDLK_PAGEDOWN, WKC_PAGEUP, WKC_PAGEDOWN),  <==== Does this include HOME/END?

   229

	AS(QZ_PAGEUP,   WKC_PAGEUP),

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	AS(QZ_PAGEDOWN, WKC_PAGEDOWN),

   231

   232

	AS(QZ_UP,    WKC_UP),

   233

	AS(QZ_DOWN,  WKC_DOWN),

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	AS(QZ_LEFT,  WKC_LEFT),

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	AS(QZ_RIGHT, WKC_RIGHT),

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   237

	AS(QZ_HOME, WKC_HOME),

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	AS(QZ_END,  WKC_END),

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   240

	AS(QZ_INSERT, WKC_INSERT),

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	AS(QZ_DELETE, WKC_DELETE),

   242

   243

	// Letters. QZ_[a-z] is not in numerical order so we can't use AM(...)

   244

	AS(QZ_a, 'A'),

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	AS(QZ_b, 'B'),

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	AS(QZ_c, 'C'),

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	AS(QZ_d, 'D'),

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	AS(QZ_e, 'E'),

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	AS(QZ_f, 'F'),

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	AS(QZ_g, 'G'),

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	AS(QZ_h, 'H'),

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	AS(QZ_i, 'I'),

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	AS(QZ_j, 'J'),

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	AS(QZ_k, 'K'),

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	AS(QZ_l, 'L'),

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	AS(QZ_m, 'M'),

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	AS(QZ_n, 'N'),

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	AS(QZ_o, 'O'),

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	AS(QZ_p, 'P'),

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	AS(QZ_q, 'Q'),

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	AS(QZ_r, 'R'),

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	AS(QZ_s, 'S'),

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	AS(QZ_t, 'T'),

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	AS(QZ_u, 'U'),

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	AS(QZ_v, 'V'),

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	AS(QZ_w, 'W'),

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	AS(QZ_x, 'X'),

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	AS(QZ_y, 'Y'),

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	AS(QZ_z, 'Z'),

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	// Same thing for digits

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	AS(QZ_0, '0'),

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	AS(QZ_1, '1'),

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	AS(QZ_2, '2'),

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	AS(QZ_3, '3'),

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	AS(QZ_4, '4'),

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	AS(QZ_5, '5'),

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	AS(QZ_6, '6'),

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	AS(QZ_7, '7'),

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	AS(QZ_8, '8'),

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	AS(QZ_9, '9'),

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   282

	AS(QZ_ESCAPE,    WKC_ESC),

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	AS(QZ_PAUSE,     WKC_PAUSE),

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	AS(QZ_BACKSPACE, WKC_BACKSPACE),

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	AS(QZ_SPACE,  WKC_SPACE),

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	AS(QZ_RETURN, WKC_RETURN),

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	AS(QZ_TAB,    WKC_TAB),

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   290

	// Function keys

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	AS(QZ_F1,  WKC_F1),

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	AS(QZ_F2,  WKC_F2),

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	AS(QZ_F3,  WKC_F3),

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	AS(QZ_F4,  WKC_F4),

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	AS(QZ_F5,  WKC_F5),

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	AS(QZ_F6,  WKC_F6),

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	AS(QZ_F7,  WKC_F7),

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	AS(QZ_F8,  WKC_F8),

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	AS(QZ_F9,  WKC_F9),

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	AS(QZ_F10, WKC_F10),

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	AS(QZ_F11, WKC_F11),

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	AS(QZ_F12, WKC_F12),

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	// Numeric part.

   305

	AS(QZ_KP0,         WKC_NUM_0),

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	AS(QZ_KP1,         WKC_NUM_1),

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	AS(QZ_KP2,         WKC_NUM_2),

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	AS(QZ_KP3,         WKC_NUM_3),

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	AS(QZ_KP4,         WKC_NUM_4),

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	AS(QZ_KP5,         WKC_NUM_5),

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	AS(QZ_KP6,         WKC_NUM_6),

   312

	AS(QZ_KP7,         WKC_NUM_7),

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	AS(QZ_KP8,         WKC_NUM_8),

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	AS(QZ_KP9,         WKC_NUM_9),

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	AS(QZ_KP_DIVIDE,   WKC_NUM_DIV),

   316

	AS(QZ_KP_MULTIPLY, WKC_NUM_MUL),

   317

	AS(QZ_KP_MINUS,    WKC_NUM_MINUS),

   318

	AS(QZ_KP_PLUS,     WKC_NUM_PLUS),

   319

	AS(QZ_KP_ENTER,    WKC_NUM_ENTER),

   320

	AS(QZ_KP_PERIOD,   WKC_NUM_DECIMAL)

   321

};

   322

   323

   324

static uint32 QZ_MapKey(unsigned short sym)

   325

{

   326

	const VkMapping *map;

   327

	uint32 key = 0;

   328

   329

	for (map = _vk_mapping; map != endof(_vk_mapping); ++map) {

   330

		if (sym == map->vk_from) {

   331

			key = map->map_to;

   332

			break;

   333

		}

   334

	}

   335

   336

	if (_cocoa_video_data.current_mods & NSShiftKeyMask)     key |= WKC_SHIFT;

   337

	if (_cocoa_video_data.current_mods & NSControlKeyMask)   key |= WKC_CTRL;

   338

	if (_cocoa_video_data.current_mods & NSAlternateKeyMask) key |= WKC_ALT;

   339

	if (_cocoa_video_data.current_mods & NSCommandKeyMask)   key |= WKC_META;

   340

   341

	return key << 16;

   342

}

   343

   344

static void QZ_KeyEvent(unsigned short keycode, unsigned short unicode, BOOL down)

   345

{

   346

	switch (keycode) {

   347

		case QZ_UP:    SB(_dirkeys, 1, 1, down); break;

   348

		case QZ_DOWN:  SB(_dirkeys, 3, 1, down); break;

   349

		case QZ_LEFT:  SB(_dirkeys, 0, 1, down); break;

   350

		case QZ_RIGHT: SB(_dirkeys, 2, 1, down); break;

   351

   352

		case QZ_TAB: _cocoa_video_data.tab_is_down = down; break;

   353

   354

		case QZ_RETURN:

   355

		case QZ_f:

   356

			if (down && (_cocoa_video_data.current_mods & NSCommandKeyMask)) {

   357

				CocoaVideoFullScreen(!_fullscreen);

   358

			}

   359

			break;

   360

	}

   361

   362

	if (down) {

   363

		uint32 pressed_key = QZ_MapKey(keycode) | unicode;

   364

		HandleKeypress(pressed_key);

   365

		DEBUG(driver, 2, "cocoa_v: QZ_KeyEvent: %x (%x), down, mapping: %x", keycode, unicode, pressed_key);

   366

	} else {

   367

		DEBUG(driver, 2, "cocoa_v: QZ_KeyEvent: %x (%x), up", keycode, unicode);

   368

	}

   369

}

   370

   371

static void QZ_DoUnsidedModifiers(unsigned int newMods)

   372

{

   373

	const int mapping[] = { QZ_CAPSLOCK, QZ_LSHIFT, QZ_LCTRL, QZ_LALT, QZ_LMETA };

   374

   375

	int i;

   376

	unsigned int bit;

   377

   378

	if (_cocoa_video_data.current_mods == newMods) return;

   379

   380

	/* Iterate through the bits, testing each against the current modifiers */

   381

	for (i = 0, bit = NSAlphaShiftKeyMask; bit <= NSCommandKeyMask; bit <<= 1, ++i) {

   382

		unsigned int currentMask, newMask;

   383

   384

		currentMask = _cocoa_video_data.current_mods & bit;

   385

		newMask     = newMods & bit;

   386

   387

		if (currentMask && currentMask != newMask) { /* modifier up event */

   388

			/* If this was Caps Lock, we need some additional voodoo to make SDL happy (is this needed in ottd?) */

   389

			if (bit == NSAlphaShiftKeyMask) QZ_KeyEvent(mapping[i], 0, YES);

   390

			QZ_KeyEvent(mapping[i], 0, NO);

   391

		} else if (newMask && currentMask != newMask) { /* modifier down event */

   392

			QZ_KeyEvent(mapping[i], 0, YES);

   393

			/* If this was Caps Lock, we need some additional voodoo to make SDL happy (is this needed in ottd?) */

   394

			if (bit == NSAlphaShiftKeyMask) QZ_KeyEvent(mapping[i], 0, NO);

   395

		}

   396

	}

   397

   398

	_cocoa_video_data.current_mods = newMods;

   399

}

   400

   401

static void QZ_MouseMovedEvent(int x, int y)

   402

{

   403

	if (_cursor.fix_at) {

   404

		int dx = x - _cursor.pos.x;

   405

		int dy = y - _cursor.pos.y;

   406

   407

		if (dx != 0 || dy != 0) {

   408

			_cursor.delta.x += dx;

   409

			_cursor.delta.y += dy;

   410

   411

			QZ_WarpCursor(_cursor.pos.x, _cursor.pos.y);

   412

		}

   413

	} else {

   414

		_cursor.delta.x = x - _cursor.pos.x;

   415

		_cursor.delta.y = y - _cursor.pos.y;

   416

		_cursor.pos.x = x;

   417

		_cursor.pos.y = y;

   418

		_cursor.dirty = true;

   419

	}

   420

	HandleMouseEvents();

   421

}

   422

   423

   424

static void QZ_MouseButtonEvent(int button, BOOL down)

   425

{

   426

	switch (button) {

   427

		case 0:

   428

			if (down) {

   429

				_left_button_down = true;

   430

			} else {

   431

				_left_button_down = false;

   432

				_left_button_clicked = false;

   433

			}

   434

			HandleMouseEvents();

   435

			break;

   436

   437

		case 1:

   438

			if (down) {

   439

				_right_button_down = true;

   440

				_right_button_clicked = true;

   441

			} else {

   442

				_right_button_down = false;

   443

			}

   444

			HandleMouseEvents();

   445

			break;

   446

	}

   447

}

   448

   449

   450

static inline NSPoint QZ_GetMouseLocation(NSEvent *event)

   451

{

   452

	NSPoint pt;

   453

   454

	if (_cocoa_video_data.fullscreen) {

   455

		pt = [ NSEvent mouseLocation ];

   456

		pt.y = _cocoa_video_data.height - pt.y;

   457

	} else {

   458

		pt = [event locationInWindow];

   459

		pt = [_cocoa_video_data.qdview convertPoint:pt fromView:nil];

   460

	}

   461

   462

	return pt;

   463

}

   464

   465

static bool QZ_MouseIsInsideView(NSPoint *pt)

   466

{

   467

	if (_cocoa_video_data.fullscreen) {

   468

		return pt->x >= 0 && pt->y >= 0 && pt->x < _cocoa_video_data.width && pt->y < _cocoa_video_data.height;

   469

	} else {

   470

		return [ _cocoa_video_data.qdview mouse:*pt inRect:[ _cocoa_video_data.qdview bounds ] ];

   471

	}

   472

}

   473

   474

   475

static bool QZ_PollEvent()

   476

{

   477

	NSEvent *event;

   478

	NSPoint pt;

   479

	NSString *chars;

   480

#ifdef _DEBUG

   481

	uint32 et0, et;

   482

#endif

   483

   484

#ifdef _DEBUG

   485

	et0 = GetTick();

   486

#endif

   487

	event = [ NSApp nextEventMatchingMask:NSAnyEventMask

   488

			untilDate: [ NSDate distantPast ]

   489

			inMode: NSDefaultRunLoopMode dequeue:YES ];

   490

#ifdef _DEBUG

   491

	et = GetTick();

   492

	_cocoa_video_data.tEvent+= et - et0;

   493

#endif

   494

   495

	if (event == nil) return false;

   496

	if (!_cocoa_video_data.active) {

   497

		QZ_ShowMouse();

   498

		[NSApp sendEvent:event];

   499

		return true;

   500

	}

   501

   502

	QZ_DoUnsidedModifiers( [ event modifierFlags ] );

   503

   504

	switch ([event type]) {

   505

		case NSMouseMoved:

   506

		case NSOtherMouseDragged:

   507

		case NSRightMouseDragged: