以下将展示微信小程序之视图容器movable-area官方组件能力,组件样式仅供参考,开发者可根据自身需求定义组件样式,具体属性参数详见小程序开发文档。
功能描述:
movable-view的可移动区域。
属性说明:
Bug& Tip
1.tip:
movable-area 必须设置 width 和height属性,不设置默认为10px**
2.tip:当movable-view小于 movable-area 时,movable-view的移动范围是在 movable-area 内;
3.tip:当movable-view 大于 movable-area 时,movable-view的移动范围必须包含movable-area(x轴方向和 y轴方向分开考虑)
4.tip:若当前组件所在的页面或全局开启了 enablePassiveEvent 配置项,该内置组件可能会出现非预期表现(详情参考enablePassiveEvent 文档)
示例代码
JAVASCRIPT
Page({
onShareAppMessage() {
return {
title: 'movable-view',
path: 'page/component/pages/movable-view/movable-view'
}
},
data: {
x: 0,
y: 0,
scale: 2,
},
tap() {
this.setData({
x: 30,
y: 30
})
},
tap2() {
this.setData({
scale: 3
})
},
onChange(e) {
console.log(e.detail)
},
onScale(e) {
console.log(e.detail)
}
})
WXML:
<view class="container">
<view class="page-body">
<view class="page-section">
<view class="page-section-title first">movable-view区域小于movable-area</view>
<movable-area>
<movable-view x="{{x}}" y="{{y}}" direction="all">text</movable-view>
</movable-area>
</view>
<view class="btn-area">
<button bindtap="tap" class="page-body-button" type="primary">点击移动到 (30px, 30px)</button>
</view>
<view class="page-section">
<view class="page-section-title">movable-view区域大于movable-area</view>
<movable-area>
<movable-view class="max" direction="all">text</movable-view>
</movable-area>
</view>
<view class="page-section">
<view class="page-section-title">只可以横向移动</view>
<movable-area>
<movable-view direction="horizontal">text</movable-view>
</movable-area>
</view>
<view class="page-section">
<view class="page-section-title">只可以纵向移动</view>
<movable-area>
<movable-view direction="vertical">text</movable-view>
</movable-area>
</view>
<view class="page-section">
<view class="page-section-title">可超出边界</view>
<movable-area>
<movable-view direction="all" out-of-bounds>text</movable-view>
</movable-area>
</view>
<view class="page-section">
<view class="page-section-title">带有惯性</view>
<movable-area>
<movable-view direction="all" inertia>text</movable-view>
</movable-area>
</view>
<view class="page-section">
<view class="page-section-title">可放缩</view>
<movable-area scale-area>
<movable-view direction="all" bindchange="onChange" bindscale="onScale" scale scale-min="0.5" scale-max="4" scale-value="{{scale}}">text</movable-view>
</movable-area>
</view>
<view class="btn-area">
<button bindtap="tap2" class="page-body-button" type="primary">点击放大3倍</button>
</view>
</view>
</view>
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原文链接地址:https://developers.weixin.qq.com/miniprogram/dev/component/movable-area.html