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feat(image): 实现 Image 图片组件 #36

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53 changes: 53 additions & 0 deletions examples/uni/src/pages-basic/image/base.vue
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<template>
<view class="p-4 w-full">
<view class="space-y-4">
<!-- 基础用法 -->
<view class="space-y-2">
<text class="text-body-medium font-medium">
基础用法
</text>
<SkImage
src="https://picsum.photos/200/200"
width="200rpx"
height="200rpx"
/>
</view>

<!-- 指定尺寸 -->
<view class="space-y-2">
<text class="text-body-medium font-medium">
指定尺寸
</text>
<view class="flex gap-4">
<SkImage
src="https://picsum.photos/100/100"
width="100rpx"
height="100rpx"
/>
<SkImage
src="https://picsum.photos/150/150"
width="150rpx"
height="150rpx"
/>
<SkImage
src="https://picsum.photos/200/200"
width="200rpx"
height="200rpx"
/>
</view>
</view>

<!-- 全宽图片 -->
<view class="space-y-2">
<text class="text-body-medium font-medium">
全宽图片
</text>
<SkImage
src="https://picsum.photos/800/400"
width="100%"
height="400rpx"
/>
</view>
</view>
</view>
</template>
119 changes: 119 additions & 0 deletions examples/uni/src/pages-basic/image/error.vue
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<template>
<view class="p-4 w-full">
<view class="space-y-4">
<!-- 默认错误提示 -->
<view class="space-y-2">
<text class="text-body-medium font-medium">
默认错误提示
</text>
<text class="text-caption text-neutral-600">
图片加载失败时显示默认错误提示
</text>
<SkImage
src="https://invalid-url.com/image.jpg"
width="200rpx"
height="200rpx"
radius="medium"
/>
</view>

<!-- 自定义错误图 -->
<view class="space-y-2">
<text class="text-body-medium font-medium">
自定义错误图
</text>
<text class="text-caption text-neutral-600">
使用自定义图片作为错误状态
</text>
<SkImage
src="https://invalid-url.com/image.jpg"
width="200rpx"
height="200rpx"
radius="medium"
error-image="https://via.placeholder.com/200x200/ffebee/c62828?text=Error"
/>
</view>

<!-- 自定义错误插槽 -->
<view class="space-y-2">
<text class="text-body-medium font-medium">
自定义错误插槽
</text>
<text class="text-caption text-neutral-600">
使用插槽自定义错误状态显示
</text>
<SkImage
src="https://invalid-url.com/image.jpg"
width="200rpx"
height="200rpx"
radius="medium"
>
<template #error>
<view class="w-full h-full flex-center flex-col gap-2 bg-danger/10">
<text class="text-danger text-2xl">
❌
</text>
<text class="text-caption text-danger">
加载失败
</text>
</view>
</template>
</SkImage>
</view>

<!-- 隐藏错误提示 -->
<view class="space-y-2">
<text class="text-body-medium font-medium">
隐藏错误提示
</text>
<text class="text-caption text-neutral-600">
设置 isShowError 为 false 隐藏错误提示
</text>
<SkImage
src="https://invalid-url.com/image.jpg"
width="200rpx"
height="200rpx"
radius="medium"
:is-show-error="false"
/>
</view>

<!-- 错误图片列表 -->
<view class="space-y-2">
<text class="text-body-medium font-medium">
错误图片列表
</text>
<text class="text-caption text-neutral-600">
批量显示带错误处理的图片
</text>
<view class="grid grid-cols-3 gap-4">
<SkImage
v-for="i in 6"
:key="i"
:src="`https://invalid-url.com/image${i}.jpg`"
width="100%"
height="150rpx"
radius="small"
error-image="https://via.placeholder.com/150x150/f5f5f5/999999?text=Error"
/>
</view>
</view>

<!-- 空 src -->
<view class="space-y-2">
<text class="text-body-medium font-medium">
空 src
</text>
<text class="text-caption text-neutral-600">
未提供图片地址时的错误状态
</text>
<SkImage
src=""
width="200rpx"
height="200rpx"
radius="medium"
/>
</view>
</view>
</view>
</template>
46 changes: 46 additions & 0 deletions examples/uni/src/pages-basic/image/lazy.vue
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<template>
<view class="p-4 w-full">
<view class="space-y-4">
<!-- 说明 -->
<view class="space-y-2">
<text class="text-body-medium font-medium">
懒加载示例
</text>
<text class="text-caption text-neutral-600">
滚动页面查看图片懒加载效果，图片进入可视区域时才会加载
</text>
</view>

<!-- 普通加载 -->
<view class="space-y-2">
<text class="text-body-medium font-medium">
普通加载
</text>
<SkImage
src="https://picsum.photos/400/300?random=1"
width="100%"
height="300rpx"
radius="medium"
/>
</view>

<!-- 懒加载图片列表 -->
<view class="space-y-2">
<text class="text-body-medium font-medium">
懒加载图片列表
</text>
<view class="space-y-4">
<SkImage
v-for="i in 10"
:key="i"
:src="`https://picsum.photos/400/300?random=${i + 1}`"
width="100%"
height="300rpx"
radius="medium"
:is-lazy="true"
/>
</view>
</view>
</view>
</view>
</template>
107 changes: 107 additions & 0 deletions examples/uni/src/pages-basic/image/mode.vue
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<template>
<view class="p-4 w-full">
<view class="space-y-4">
<!-- scaleToFill -->
<view class="space-y-2">
<text class="text-body-medium font-medium">
scaleToFill - 不保持纵横比缩放
</text>
<SkImage
src="https://picsum.photos/400/200"
mode="scaleToFill"
width="200rpx"
height="200rpx"
/>
</view>

<!-- aspectFit -->
<view class="space-y-2">
<text class="text-body-medium font-medium">
aspectFit - 保持纵横比，长边完整显示
</text>
<SkImage
src="https://picsum.photos/400/200"
mode="aspectFit"
width="200rpx"
height="200rpx"
/>
</view>

<!-- aspectFill -->
<view class="space-y-2">
<text class="text-body-medium font-medium">
aspectFill - 保持纵横比，短边完整显示
</text>
<SkImage
src="https://picsum.photos/400/200"
mode="aspectFill"
width="200rpx"
height="200rpx"
/>
</view>

<!-- widthFix -->
<view class="space-y-2">
<text class="text-body-medium font-medium">
widthFix - 宽度不变，高度自动变化
</text>
<SkImage
src="https://picsum.photos/400/200"
mode="widthFix"
width="200rpx"
/>
</view>

<!-- heightFix -->
<view class="space-y-2">
<text class="text-body-medium font-medium">
heightFix - 高度不变，宽度自动变化
</text>
<SkImage
src="https://picsum.photos/400/200"
mode="heightFix"
height="200rpx"
/>
</view>

<!-- top -->
<view class="space-y-2">
<text class="text-body-medium font-medium">
top - 不缩放，显示顶部区域
</text>
<SkImage
src="https://picsum.photos/400/400"
mode="top"
width="200rpx"
height="200rpx"
/>
</view>

<!-- center -->
<view class="space-y-2">
<text class="text-body-medium font-medium">
center - 不缩放，显示中间区域
</text>
<SkImage
src="https://picsum.photos/400/400"
mode="center"
width="200rpx"
height="200rpx"
/>
</view>

<!-- bottom -->
<view class="space-y-2">
<text class="text-body-medium font-medium">
bottom - 不缩放，显示底部区域
</text>
<SkImage
src="https://picsum.photos/400/400"
mode="bottom"
width="200rpx"
height="200rpx"
/>
</view>
</view>
</view>
</template>
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