[iOS] 拉伸影像 (Stretch Image)
iPhone發展至今已有至少4種尺寸，如3.5、4、4.7、5.5吋，我們想要在螢幕上顯示等比例的影像，這張影像不是要準備四張圖，就是必須拉伸那一張圖。我們現在想要使用一張按鈕圖，在四種尺寸上顯示為靠左右邊，這麼小張（49×49）的圖勢必要做拉伸影像 (Stretch Image)。
只提供一種尺寸的好處是節省設備的空間，也讓美術設計師省去產生圖檔的時間。
我們想要如下的效果⋯⋯
Just My Life & My Work
標籤雲
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