#import "MP4PlayerController.h"#import <Foundation/NSTimer.h>/* * Objective-C++ controller object to interface with the mpeg4ip CPlayerSession model object. * * We have to wrap the C++ CPlayerSession object in a set of C-callable functions * (see player_session_wrap.h) because Objective-C++ is nowhere to be found these * days.  It would be much cooler if we could just use it directly. */ @implementation MP4PlayerController- (id)init{    self = [super init];    player = 0;    state = CLOSED;	// XXX: This stuff doesn't actually work.  I need to initialize my stuff after	// de-archiving, but in some other method... what's it called?    return self;}- (void)stateHasChanged{    if (state == CLOSED) {        [volume setEnabled:NO];        [time setEnabled:NO];        [playButton setEnabled:NO];        [pauseButton setEnabled:NO];        [stopButton setEnabled:NO];        [firstLine setObjectValue:@"mpeg4ip"];        [secondLine setObjectValue:@"version 0.7"];    }    else {        [firstLine setObjectValue:filename];        [volume setEnabled:YES];        [time setEnabled:YES];        if ((CPS_get_session_state(player) != SESSION_BUFFERING) && (!needToSeek))            [time setDoubleValue:CPS_get_playing_time(player)];        [time setMaxValue:CPS_get_max_time(player)];        switch (state) {            case PLAYING:                [secondLine setObjectValue:@"Playing"];                [playButton setEnabled:NO];                [pauseButton setEnabled:YES];                [stopButton setEnabled:YES];                break;            default:                [playButton setEnabled:YES];                [pauseButton setEnabled:NO];				if ([time doubleValue] == 0.0) {					[stopButton setEnabled:NO];					[secondLine setObjectValue:@"Stopped"];				}				else {					[stopButton setEnabled:YES];					[secondLine setObjectValue:@"Paused"];				}				break;        }    }}- (IBAction)adjustVolume:(id)sender{    float x = [volume floatValue];        if (player)        CPS_set_audio_volume(player, x);}- (IBAction)seek:(id)sender{    NSLog(@"seek: %f", [time doubleValue]);        if (state == PLAYING) {        assert(player != nil);        CPS_pause_all_media(player);        CPS_play_all_media(player, ([time doubleValue] == 0.0),                            [time doubleValue]);    }    else {        needToSeek = YES;    }    [self stateHasChanged];}- (IBAction)open:(id)sender{    int result;    NSArray *fileTypes;    NSOpenPanel *oPanel;    // Close first if already open    if (player != 0) {        [self close:sender];    }        // Ask user what to open    NSLog(@"getting file name . . .");    fileTypes = [NSArray arrayWithObject:@"td"];    oPanel = [NSOpenPanel openPanel];    result = [oPanel runModalForDirectory:nil file:nil types:nil];    if (result != NSOKButton)        return;    filename = [oPanel filename];	[self doOpen];}- (IBAction)openURL:(id)sender{	[[openURLPanel windowController] showWindow:sender];}- (IBAction)doOpenURL:(id)sender{	[[openURLPanel windowController] close];	filename = [urlComboBox objectValue];	(void) [urlComboBox removeItemWithObjectValue:filename];	[urlComboBox insertItemWithObjectValue:filename atIndex:0];	[self doOpen];}- (void)doOpen{    int result;    char* errmsg;    if (!master_queue)        master_queue = new_CMQ();    if (!master_sem)        master_sem = SDL_CreateSemaphore(0);            player = new_CPS(master_queue, master_sem, "MPEG-4 Player");    result = parse_name_for_c_session(player, [filename lossyCString], &errmsg);    if (result < 0) {		NSString* errstr = [NSString stringWithCString:errmsg];        NSLog(@"Name parse failed: %s", errmsg);        CPS_destroy(player);        NSRunAlertPanel(@"Cannot open file", errstr, nil, nil, nil);        return;    }        /* Cool beans, we have a file open. */    /* FIXME: Get screen location from this window somehow. */    CPS_set_screen_location(player, 100, 100);    CPS_set_screen_size(player, screenSize, 0);        [time setMaxValue:CPS_get_max_time(player)];    [time setDoubleValue:0];        [self adjustVolume:nil];        if (CPS_session_is_seekable(player))        [time setEnabled:YES];    else        [time setEnabled:NO];        state = NOT_PLAYING;    syncThreadStarted = NO;        [self stateHasChanged];}- (IBAction)pause:(id)sender{    session_state_t pst;    assert(state == PLAYING);    assert(player != nil);    pst = CPS_get_session_state(player);    if (CPS_get_session_state(player) == SESSION_DONE) {        // Nobody else noticed this yet.        state = NOT_PLAYING;        return;    }    assert(pst != SESSION_PAUSED);    CPS_pause_all_media(player);    state = NOT_PLAYING;    [self stateHasChanged];}- (IBAction)play:(id)sender{    session_state_t pst;    double newtime;	static BOOL timerStarted = NO;	    assert(player != nil);    assert(state == NOT_PLAYING);		if (!timerStarted) {		[NSTimer scheduledTimerWithTimeInterval:0.5 target:self selector:@selector(stateHasChanged) userInfo:nil repeats:YES];		timerStarted = YES;	}	    pst = CPS_get_session_state(player);    assert(pst == SESSION_PAUSED || pst == SESSION_DONE);    if (!syncThreadStarted) {        NSLog(@"setting up sync thread . . .");        CPS_set_up_sync_thread(player);        syncThreadStarted = YES;    }    if (needToSeek) {        NSLog(@"Need to seek");        newtime = [time doubleValue];        needToSeek = NO;    }    else {        NSLog(@"Don't need to seek");        newtime = CPS_get_playing_time(player);    }    CPS_play_all_media(player, (newtime == 0.0), newtime);    state = PLAYING;    [self stateHasChanged];}- (IBAction)stop:(id)sender{    [time setDoubleValue:0];    needToSeek = YES;    if (CPS_get_session_state(player) == SESSION_DONE)        state = NOT_PLAYING;    if (state == PLAYING)        [self pause:sender];    else        [self stateHasChanged];}- (IBAction)close:(id)sender{    SDL_Event event;    NSLog(@"Destroying player . . .");    event.type = SDL_QUIT;    SDL_PushEvent(&event);    CPS_destroy(player);    player = 0;    filename = nil;    state = CLOSED;    syncThreadStarted = NO;    [self stateHasChanged];    return;}- (IBAction)setVideoSize:(id)sender{    BOOL setFullScreen = NO;        switch ([sender indexOfSelectedItem]) {        case 0:			screenSize = 1; break;        case 1: case -1:	screenSize = 2; break;        case 2:			screenSize = 4; break;        case 3:			setFullScreen = YES; break;    }        NSLog(@"set video size... %d", screenSize);        if (player)        CPS_set_screen_size(player, screenSize, setFullScreen);    /* if ((!player) && setFullScreen) do something useful */}- (IBAction)setLooping:(id)sender{	if ([sender state] == NSOnState) {		NSRunAlertPanel(@"Error", @"Looping is not yet implemented", nil, nil, nil);		[sender setState:NSOffState];	}    return;}@end