質問編集履歴

コードの追加

2019/01/16 10:39

投稿

mimamo

スコア44

test CHANGED Viewed

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test CHANGED Viewed

@@ -124,7 +124,103 @@
 ```
+###頂いたコードを参考に記述したもの
+```Swift
+ extension CGRect {
+        func aspectFit(contentSize: CGSize, stretchble: Bool, integer: Bool) -> CGRect {
+            let xZoom = width / contentSize.width
+            let yZoom = height / contentSize.height
+            let zoom = stretchble ? min(xZoom, yZoom) : min(xZoom, yZoom, 1)
+            if integer {
+                let newWidth = max(Int(contentSize.width * zoom), 1)
+                let newHeight = max(Int(contentSize.height * zoom), 1)
+                let newX = Int(origin.x) + (Int(width) - newWidth) / 2
+                let newY = Int(origin.y) + (Int(height) - newHeight) / 2
+                return CGRect(x: newX, y: newY, width: newWidth, height: newHeight)
+            } else {
+                let newWidth = contentSize.width * zoom
+                let newHeight = contentSize.height * zoom
+                let newX = origin.x + (width - newWidth) / 2
+                let newY = origin.y + (height - newHeight) / 2
+                return CGRect(x: newX, y: newY, width: newWidth, height: newHeight)
+            }
+        }
+    }
+    // 写真を選んだ後に呼ばれる処理
+    func imagePickerController(_ picker: UIImagePickerController, didFinishPickingMediaWithInfo info: [String : Any]) {
+        // 選択した写真を取得する
+        let image = info[UIImagePickerControllerOriginalImage] as! UIImage
+        //透過していた画像を取り戻す
+        getphoto.alpha = 1.0
+        getphoto.frame = CGRect(x: 0, y: 0, width: screenWidth / 4, height: screenHeight / 4).aspectFit(contentSize: image.size, stretchble: true, integer: true)
+        getphoto.center = CGPoint(x:screenWidth/2, y:screenHeight/2)
+        // ビューに表示する
+        self.getphoto.image = image
+        // 写真を選ぶビューを引っ込める
+        self.dismiss(animated: true)
+    }
+```