Warp experiment

submodules/TelegramUI/Components/SpaceWarpView/STCMeshView/Sources/STCMeshView.m

@@ -0,0 +1,126 @@
+/**
+ 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 <STCMeshView/STCMeshView.h>
+#import <STCMeshView/STCMeshLayer.h>
+
+@interface _STCMeshViewReplicatorView : UIView
+
+@property (nonatomic, readonly, retain) CAReplicatorLayer  *layer;
+
+@end
+
+@implementation _STCMeshViewReplicatorView
+
+- (CAReplicatorLayer *)layer
+{
+    return (CAReplicatorLayer *)[super layer];
+}
+
++ (Class)layerClass
+{
+    return [CAReplicatorLayer class];
+}
+
+@end
+
+@implementation STCMeshView {
+    _STCMeshViewReplicatorView *_wrapperView;
+}
+
+- (STCMeshLayer *)layer
+{
+    return (STCMeshLayer *)[super layer];
+}
+
++ (Class)layerClass
+{
+    return [STCMeshLayer class];
+}
+
+- (NSInteger)instanceCount
+{
+    return self.layer.instanceCount;
+}
+
+- (void)setInstanceCount:(NSInteger)instanceCount
+{
+    self.layer.instanceCount = instanceCount;
+}
+
+- (CATransform3D *)instanceTransforms
+{
+    return self.layer.instanceTransforms;
+}
+
+- (void)setInstanceTransforms:(CATransform3D *)instanceTransforms
+{
+    self.layer.instanceTransforms = instanceTransforms;
+}
+
+- (CGRect *)instanceBounds
+{
+    return self.layer.instanceBounds;
+}
+
+- (void)setInstanceBounds:(CGRect *)instanceBounds
+{
+    self.layer.instanceBounds = instanceBounds;
+}
+
+- (CGPoint *)instancePositions
+{
+    return self.layer.instancePositions;
+}
+
+- (void)setInstancePositions:(CGPoint *)instancePositions
+{
+    self.layer.instancePositions = instancePositions;
+}
+
+- (CGPoint *)instanceAnchorPoints
+{
+  return self.layer.instanceAnchorPoints;
+}
+
+- (void)setInstanceAnchorPoints:(CGPoint *)instanceAnchorPoints
+{
+  self.layer.instanceAnchorPoints = instanceAnchorPoints;
+}
+
+- (instancetype)initWithFrame:(CGRect)frame
+{
+    if ((self = [super initWithFrame:frame])) {
+        _wrapperView = [[_STCMeshViewReplicatorView alloc] init];
+        [self addSubview:_wrapperView];
+        self.layer.wrapperLayer = _wrapperView.layer;
+
+        self.contentView = [[UIView alloc] init];
+    }
+
+    return self;
+}
+
+- (void)setContentView:(UIView *)contentView
+{
+    if (contentView != _contentView) {
+        if (_contentView != nil) {
+            [_contentView removeFromSuperview];
+        }
+
+        if (contentView != nil) {
+            [_wrapperView addSubview:contentView];
+        }
+
+        _contentView = contentView;
+        self.layer.contentLayer = _contentView.layer;
+    }
+}
+
+@end