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SwiftUI-Image - 宋明的博客
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SwiftUI-Image
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<a href="http://apolla.cc">宋明</a>
<span style="color: #ccc;">|</span>
<span class="date"><i class="fa fa-calendar-check-o" aria-hidden="true"></i> 2023/03/18</span>
<span class="tran-posted-in">posted in</span>
<span class="posted-in"><a href='SwiftUI.html'><i class="fa fa-folder" aria-hidden="true"></i> SwiftUI</a></span>
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<article class="markdown-body single-content">
<h2><a id="%E4%BD%BF%E7%94%A8%E7%B3%BB%E7%BB%9F%E5%9B%BE%E5%BA%93sf" class="anchor" aria-hidden="true"><span class="octicon octicon-link"></span></a>使用系统图库 SF</h2>
<pre class="line-numbers"><code class="language-swift">Image(systemName: "cloud.heavyrain")
</code></pre>
<pre class="line-numbers"><code class="language-swift">Image(systemName: "cloud.heavyrain")
//系统图片实际上是个字形 所以修改大小需要使用font
.font(.system(size: 100)) //图片大小
.foregroundColor(.blue) //图片渲染颜色
</code></pre>
<h2><a id="%E8%87%AA%E5%AE%9A%E4%B9%89%E5%9B%BE%E7%89%87" class="anchor" aria-hidden="true"><span class="octicon octicon-link"></span></a>自定义图片</h2>
<pre class="line-numbers"><code class="language-swift">Image("paris")
</code></pre>
<h3><a id="%E8%B0%83%E6%95%B4%E5%A4%A7%E5%B0%8F" class="anchor" aria-hidden="true"><span class="octicon octicon-link"></span></a>调整大小</h3>
<pre class="line-numbers"><code class="language-swift">.resizable()
</code></pre>
<h3><a id="%E5%BF%BD%E7%95%A5%E5%AE%89%E5%85%A8%E5%8C%BA" class="anchor" aria-hidden="true"><span class="octicon octicon-link"></span></a>忽略安全区</h3>
<pre class="line-numbers"><code class="language-swift">.resizable()
.ignoresSafeArea()
</code></pre>
<h3><a id="%E5%A1%AB%E5%85%85%E6%A8%A1%E5%BC%8F" class="anchor" aria-hidden="true"><span class="octicon octicon-link"></span></a>填充模式</h3>
<pre class="line-numbers"><code class="language-swift">.resizable()
.scaledToFit()
// .aspectRatio(contentMode: .fit)
// .aspectRatio(contentMode: .fill)
</code></pre>
<h3><a id="%E4%BF%AE%E6%94%B9%E5%A4%A7%E5%B0%8F" class="anchor" aria-hidden="true"><span class="octicon octicon-link"></span></a>修改大小</h3>
<pre class="line-numbers"><code class="language-swift">Image("paris")
.resizable()
.aspectRatio(contentMode: .fill)
.frame(width: 300)
// .clipped() //裁剪超出的
</code></pre>
<h3><a id="%E5%9C%86%E5%BD%A2%E5%88%87%E5%9B%BE" class="anchor" aria-hidden="true"><span class="octicon octicon-link"></span></a>圆形切图</h3>
<pre class="line-numbers"><code class="language-swift">Image("paris")
.resizable()
.aspectRatio(contentMode: .fill)
.frame(width: 300)
.clipShape(Circle())
</code></pre>
<h3><a id="%E9%80%8F%E6%98%8E%E5%BA%A6" class="anchor" aria-hidden="true"><span class="octicon octicon-link"></span></a>透明度</h3>
<pre class="line-numbers"><code class="language-swift">Image("paris")
.resizable()
.aspectRatio(contentMode: .fill)
.frame(width: 300)
.clipShape(Circle())
.opacty(0.5)
</code></pre>
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