#import "ITPivotWindowEffect.h"
+#import "ITCoreGraphicsHacks.h"
+#import "ITTransientStatusWindow.h"
-@implementation ITPivotWindowEffect
+@interface ITPivotWindowEffect (Private)
+- (void)setPivot:(float)angle;
+- (void)appearFinish;
+- (void)vanishFinish;
+@end
+@implementation ITPivotWindowEffect
+
- (void)performAppear
{
- NSLog("ITPivotWindowEffect does not implement performAppear.");
+ // Cast so the compiler won't gripe
+ [(ITTransientStatusWindow *)_window setVisibilityState:ITTransientStatusWindowAppearingState];
+ [self setPivot:315.0];
+ _effectProgress = 0.0;
+ [_window setAlphaValue:0.0];
+ [_window orderFront:self];
+ _effectTimer = [NSTimer scheduledTimerWithTimeInterval:(1.0 / EFFECT_FPS)
+ target:self
+ selector:@selector(appearStep)
+ userInfo:nil
+ repeats:YES];
}
- (void)performVanish
{
- NSLog("ITPivotWindowEffect does not implement performVanish.");
+ // Cast so the compiler won't gripe
+ [(ITTransientStatusWindow *)_window setVisibilityState:ITTransientStatusWindowVanishingState];
+ [self setPivot:0.0];
+ _effectProgress = 1.0;
+ [_window setAlphaValue:1.0];
+ [_window orderFront:self];
+ _effectTimer = [NSTimer scheduledTimerWithTimeInterval:(1.0 / EFFECT_FPS)
+ target:self
+ selector:@selector(vanishStep)
+ userInfo:nil
+ repeats:YES];
+}
+
+- (void)cancelAppear
+{
+ [self appearFinish];
+ [_window orderOut:self];
+ [self setPivot:0.0];
+ [_window setAlphaValue:1.0];
+ // Cast so the compiler won't gripe
+ [(ITTransientStatusWindow *)_window setVisibilityState:ITTransientStatusWindowHiddenState];
+}
+
+- (void)cancelVanish
+{
+ [self vanishFinish];
+ [self setPivot:0.0];
+ [_window setAlphaValue:1.0];
+ [_window orderFront:self];
+ [_window display];
+ // Cast so the compiler won't gripe
+ [(ITTransientStatusWindow *)_window setVisibilityState:ITTransientStatusWindowVisibleState];
+}
+
+- (void)appearStep
+{
+ float interPivot = 0.0;
+ _effectProgress += (1.0 / (EFFECT_FPS * _effectTime));
+ _effectProgress = (_effectProgress < 1.0 ? _effectProgress : 1.0);
+ interPivot = (( sin((_effectProgress * pi) - (pi / 2)) + 1 ) / 2);
+ [self setPivot:((interPivot * 45) + 315)];
+ [_window setAlphaValue:interPivot];
+
+ if ( _effectProgress >= 1.0 ) {
+ [self appearFinish];
+ }
+}
+
+- (void)vanishStep
+{
+ float interPivot = 1.0;
+ _effectProgress -= (1.0 / (EFFECT_FPS * _effectTime));
+ _effectProgress = (_effectProgress > 0.0 ? _effectProgress : 0.0);
+ interPivot = (( sin((_effectProgress * pi) - (pi / 2)) + 1 ) / 2);
+ [self setPivot:((interPivot * 45) + 315)];
+ [_window setAlphaValue:interPivot];
+
+ if ( _effectProgress <= 0.0 ) {
+ [self vanishFinish];
+ }
+}
+
+- (void)appearFinish
+{
+ [_effectTimer invalidate];
+ _effectTimer = nil;
+ // Cast so the compiler won't gripe
+ [(ITTransientStatusWindow *)_window setVisibilityState:ITTransientStatusWindowVisibleState];
+}
+
+- (void)vanishFinish
+{
+ [_effectTimer invalidate];
+ _effectTimer = nil;
+ // Cast so the compiler won't gripe
+ [(ITTransientStatusWindow *)_window setVisibilityState:ITTransientStatusWindowHiddenState];
+}
+
+- (void)setPivot:(float)angle
+{
+ float degAngle = (angle * (pi / 180));
+ CGAffineTransform transform = CGAffineTransformMakeRotation(degAngle);
+
+ // Set pivot rotation point
+ transform.tx = -32.0;
+ transform.ty = [_window frame].size.height + 32.0;
+
+ CGSSetWindowTransform([NSApp contextID],
+ (CGSWindowID)[_window windowNumber],
+ CGAffineTransformTranslate(transform,
+ (([_window frame].origin.x - 32.0) * -1),
+ (([[_window screen] frame].size.height - ([_window frame].origin.y) + 32.0) * -1) ));
}