[Author: dmaclach]

Add animation duration controls to GTM.

R=thomasvl
DELTA=106  (106 added, 0 deleted, 0 changed)

1 files changed, 55 insertions, 0 deletions

diff --git a/AppKit/GTMNSAnimation+Duration.m b/AppKit/GTMNSAnimation+Duration.m
new file mode 100644
index 0000000..f8d0ced
--- /dev/null
+++ b/AppKit/GTMNSAnimation+Duration.m
@@ -0,0 +1,55 @@
+//
+//  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 *= 0.2;
+  }
+  // These are additive, so shift+control returns 0.1 * duration.
+  if (modifiers & NSControlKeyMask) {
+    duration *= 0.5;
+  }
+  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 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