miniprogram-demo/pages/API/image/image.js

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2020-12-08 16:49:47 +08:00
// pages/API/image/image.js
const sourceType = [['camera'], ['album'], ['camera', 'album']]
const sizeType = [['compressed'], ['original'], ['compressed', 'original']]
Page({
data: {
imageList: [],
sourceTypeIndex: 2,
sourceType: ['拍照', '相册', '拍照或相册'],
sizeTypeIndex: 2,
sizeType: ['压缩', '原图', '压缩或原图'],
countIndex: 8,
count: [1, 2, 3, 4, 5, 6, 7, 8, 9]
},
sourceTypeChange(e) {
this.setData({
sourceTypeIndex: e.detail.value
})
},
sizeTypeChange(e) {
this.setData({
sizeTypeIndex: e.detail.value
})
},
countChange(e) {
this.setData({
countIndex: e.detail.value
})
},
chooseImage() {
const that = this
wx.chooseImage({
sourceType: sourceType[this.data.sourceTypeIndex],
sizeType: sizeType[this.data.sizeTypeIndex],
count: this.data.count[this.data.countIndex],
success(res) {
console.log(res)
that.setData({
imageList: res.tempFilePaths
})
}
})
},
previewImage(e) {
const current = e.target.dataset.src
wx.previewImage({
current,
urls: this.data.imageList
})
}
})