ITWindowEffect.m

   1 #import "ITWindowEffect.h"
   2 #import "ITTransientStatusWindow.h"
   3 #import <OpenGL/gl.h>
   4 #import <OpenGL/glu.h>
   5 #import <OpenGL/glext.h>
   6
   7 @implementation ITWindowEffect
   8
   9 + (NSArray *)effectClasses
  10 {
  11     NSMutableArray *classes = [NSArray arrayWithObjects:
  12         NSClassFromString(@"ITCutWindowEffect"),
  13         NSClassFromString(@"ITDissolveWindowEffect"),
  14         NSClassFromString(@"ITSlideHorizontallyWindowEffect"),
  15         NSClassFromString(@"ITSlideVerticallyWindowEffect"),
  16         NSClassFromString(@"ITPivotWindowEffect"),
  17         NSClassFromString(@"ITZoomWindowEffect"),
  18         NSClassFromString(@"ITSpinWindowEffect"),
  19         NSClassFromString(@"ITSpinAndZoomWindowEffect"),
  20         nil];
  21
  22         NSOpenGLView *view = [[NSOpenGLView alloc] initWithFrame:NSMakeRect(0, 0, 1, 1) pixelFormat:[NSOpenGLView defaultPixelFormat]];
  23         if ([view openGLContext]) {
  24                 NSString *string = [NSString stringWithCString:glGetString(GL_EXTENSIONS)];
  25                 NSRange result = [string rangeOfString:@"ARB_fragment_program"];
  26                 if (result.location != NSNotFound) {
  27                         [classes addObject:NSClassFromString(@"ITCoreImageWindowEffect")];
  28                 }
  29         }
  30         [view release];
  31
  32     return classes;
  33 }
  34
  35 - (id)initWithWindow:(NSWindow *)window
  36 {
  37     if ( (self = [super init]) ) {
  38         _window                 = [window retain];
  39         _effectTime             = DEFAULT_EFFECT_TIME;
  40         _effectTimer            = nil;
  41         __shouldReleaseWhenIdle = NO;
  42         __idle                  = YES;
  43
  44         if ( [window conformsToProtocol:@protocol(ITWindowPositioning)] ) {
  45             _verticalPosition   = (ITVerticalWindowPosition)[(ITTransientStatusWindow *)window verticalPosition];
  46             _horizontalPosition = (ITHorizontalWindowPosition)[(ITTransientStatusWindow *)window horizontalPosition];
  47         } else {
  48             NSLog(@"ITWindowEffect - initWithWindow: - window does not conform to ITWindowPositioning.");
  49             _verticalPosition   = ITWindowPositionBottom;
  50             _horizontalPosition = ITWindowPositionLeft;
  51         }
  52     }
  53     return self;
  54 }
  55
  56 - (NSWindow *)window
  57 {
  58     return _window;
  59 }
  60
  61 - (void)setWindow:(NSWindow *)newWindow
  62 {
  63     [_window autorelease];
  64     _window = [newWindow retain];
  65 }
  66
  67 - (void)setWindowVisibility:(ITWindowVisibilityState)visibilityState
  68 {
  69     if ( [_window conformsToProtocol:@protocol(ITWindowMotility)] ) {
  70        // Cast so the compiler won't gripe
  71         [(ITTransientStatusWindow *)_window setVisibilityState:visibilityState];
  72     } else {
  73         NSLog(@"ITWindowEffect - setWindowVisibility: - window does not conform to ITWindowVisibility.");
  74     }
  75 }
  76
  77 - (float)effectTime
  78 {
  79     return _effectTime;
  80 }
  81
  82 - (void)setEffectTime:(float)newTime
  83 {
  84     _effectTime = newTime;
  85 }
  86
  87 + (NSString *)effectName
  88 {
  89     NSLog(@"ITWindowEffect does not implement +effectName.");
  90     return nil;
  91 }
  92
  93 + (NSDictionary *)supportedPositions
  94 {
  95     NSLog(@"ITWindowEffect does not implement +supportedPositions.");
  96
  97 //  Below is an example dictionary.  Modify it appropriately when subclassing.
  98     return [NSDictionary dictionaryWithObjectsAndKeys:
  99         [NSDictionary dictionaryWithObjectsAndKeys:
 100             [NSNumber numberWithBool:NO], @"Left",
 101             [NSNumber numberWithBool:NO], @"Center",
 102             [NSNumber numberWithBool:NO], @"Right", nil] , @"Top" ,
 103         [NSDictionary dictionaryWithObjectsAndKeys:
 104             [NSNumber numberWithBool:NO], @"Left",
 105             [NSNumber numberWithBool:NO], @"Center",
 106             [NSNumber numberWithBool:NO], @"Right", nil] , @"Middle" ,
 107         [NSDictionary dictionaryWithObjectsAndKeys:
 108             [NSNumber numberWithBool:NO], @"Left",
 109             [NSNumber numberWithBool:NO], @"Center",
 110             [NSNumber numberWithBool:NO], @"Right", nil] , @"Bottom" , nil];
 111 }
 112
 113 + (unsigned int)listOrder
 114 {
 115     NSLog(@"ITWindowEffect does not implement +listOrder.");
 116     return 0;
 117 }
 118
 119 - (void)performAppear
 120 {
 121     NSLog(@"ITWindowEffect does not implement -performAppear.");
 122 }
 123
 124 - (void)performVanish
 125 {
 126     NSLog(@"ITWindowEffect does not implement -performVanish.");
 127 }
 128
 129 - (void)cancelAppear
 130 {
 131     NSLog(@"ITWindowEffect does not implement -cancelAppear.");
 132 }
 133
 134 - (void)cancelVanish
 135 {
 136     NSLog(@"ITWindowEffect does not implement -cancelVanish.");
 137 }
 138
 139 - (void)releaseWhenIdle;
 140 {
 141     if ( __idle ) {
 142         [self release];
 143     } else {
 144         __shouldReleaseWhenIdle = YES;
 145     }
 146 }
 147
 148 - (void)dealloc
 149 {
 150         [_window release];
 151         [super dealloc];
 152 }
 153
 154
 155 @end