GLEGram 12.5 — Initial public release

Based on Swiftgram 12.5 (Telegram iOS 12.5).
All GLEGram features ported and organized in GLEGram/ folder.

Features: Ghost Mode, Saved Deleted Messages, Content Protection Bypass,
Font Replacement, Fake Profile, Chat Export, Plugin System, and more.

See CHANGELOG_12.5.md for full details.

submodules/LegacyComponents/Sources/POPBasicAnimation.mm

@@ -0,0 +1,90 @@
+/**
+ Copyright (c) 2014-present, Facebook, Inc.
+ All rights reserved.
+
+ This source code is licensed under the BSD-style license found in the
+ LICENSE file in the root directory of this source tree. An additional grant
+ of patent rights can be found in the PATENTS file in the same directory.
+ */
+
+#import "POPBasicAnimationInternal.h"
+
+@implementation POPBasicAnimation
+
+#undef __state
+#define __state ((POPBasicAnimationState *)_state)
+
+#pragma mark - Lifecycle
+
++ (instancetype)animation
+{
+  return [[self alloc] init];
+}
+
++ (instancetype)animationWithPropertyNamed:(NSString *)aName
+{
+  POPBasicAnimation *anim = [self animation];
+  anim.property = [POPAnimatableProperty propertyWithName:aName];
+  return anim;
+}
+
+- (void)_initState
+{
+  _state = new POPBasicAnimationState(self);
+}
+
++ (instancetype)linearAnimation
+{
+  POPBasicAnimation *anim = [self animation];
+  anim.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionLinear];
+  return anim;
+}
+
++ (instancetype)easeInAnimation
+{
+  POPBasicAnimation *anim = [self animation];
+  anim.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseIn];
+  return anim;
+}
+
++ (instancetype)easeOutAnimation
+{
+  POPBasicAnimation *anim = [self animation];
+  anim.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseOut];
+  return anim;
+}
+
++ (instancetype)easeInEaseOutAnimation
+{
+  POPBasicAnimation *anim = [self animation];
+  anim.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
+  return anim;
+}
+
++ (instancetype)defaultAnimation
+{
+  POPBasicAnimation *anim = [self animation];
+  anim.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionDefault];
+  return anim;
+}
+
+- (id)init
+{
+  return [self _init];
+}
+
+#pragma mark - Properties
+
+DEFINE_RW_PROPERTY(POPBasicAnimationState, duration, setDuration:, CFTimeInterval);
+DEFINE_RW_PROPERTY_OBJ(POPBasicAnimationState, timingFunction, setTimingFunction:, CAMediaTimingFunction*, __state->updatedTimingFunction(););
+
+#pragma mark - Utility
+
+- (void)_appendDescription:(NSMutableString *)s debug:(BOOL)debug
+{
+  [super _appendDescription:s debug:debug];
+  if (__state->duration)
+    [s appendFormat:@"; duration = %f", __state->duration];
+}
+
+@end