initial support for carthage

YogaKit/YogaKitSample/ViewController.m

@@ -0,0 +1,60 @@
+/**
+ * Copyright 2014-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the license found in the
+ * LICENSE-examples file in the root directory of this source tree.
+ */
+
+#import "ViewController.h"
+
+#import <YogaKit/UIView+Yoga.h>
+
+@interface ViewController ()
+
+@end
+
+@implementation ViewController
+
+- (void)viewDidLoad
+{
+    UIView *root = self.view;
+    root.backgroundColor = [UIColor redColor];
+    [root yg_setUsesYoga:YES];
+    [root yg_setWidth:self.view.bounds.size.width];
+    [root yg_setHeight:self.view.bounds.size.height];
+    [root yg_setAlignItems:YGAlignCenter];
+    [root yg_setJustifyContent:YGJustifyCenter];
+
+    UIView *child1 = [UIView new];
+    child1.backgroundColor = [UIColor blueColor];
+    [child1 yg_setUsesYoga:YES];
+    [child1 yg_setWidth:100];
+    [child1 yg_setHeight:100];
+
+    UIView *child2 = [UIView new];
+    child2.backgroundColor = [UIColor greenColor];
+    child2.frame = (CGRect) {
+        .size = {
+            .width = 200,
+            .height = 100,
+        }
+    };
+
+    UIView *child3 = [UIView new];
+    child3.backgroundColor = [UIColor yellowColor];
+    child3.frame = (CGRect) {
+        .size = {
+            .width = 100,
+            .height = 100,
+        }
+    };
+
+    [child2 addSubview:child3];
+    [root addSubview:child1];
+    [root addSubview:child2];
+    [root yg_applyLayout];
+}
+
+
+@end