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//
// GTMNSAnimation+Duration.m
//
// Copyright 2009 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy
// of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations under
// the License.
//
#import "GTMNSAnimation+Duration.h"
static NSTimeInterval GTMCurrentDurationMultiplier(void) {
NSEvent *event = [NSApp currentEvent];
NSUInteger modifiers = [event modifierFlags];
NSTimeInterval duration = 1.0;
if (modifiers & NSShiftKeyMask) {
duration *= 5.0;
}
// These are additive, so shift+control returns 10 * duration.
if (modifiers & NSControlKeyMask) {
duration *= 2.0;
}
return duration;
}
@implementation NSAnimation (GTMNSAnimationDurationAdditions)
- (void)gtm_setDuration:(NSTimeInterval)duration {
duration = duration * GTMCurrentDurationMultiplier();
[self setDuration:duration];
}
@end
#if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5
@implementation NSAnimationContext (GTMNSAnimationDurationAdditions)
- (void)gtm_setDuration:(NSTimeInterval)duration {
duration = duration * GTMCurrentDurationMultiplier();
[self setDuration:duration];
}
@end
@implementation CAAnimation (GTMCAAnimationDurationAdditions)
- (void)gtm_setDuration:(CFTimeInterval)duration {
duration = duration * GTMCurrentDurationMultiplier();
[self setDuration:duration];
}
@end
#endif // MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5
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