87 lines
1.9 KiB
JavaScript
87 lines
1.9 KiB
JavaScript
// pages/API/image/image.js
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const sourceType = [['camera'], ['album'], ['camera', 'album']]
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const sizeType = [['compressed'], ['original'], ['compressed', 'original']]
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Page({
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data: {
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imageList: [],
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sourceTypeIndex: 2,
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sourceType: ['拍照', '相册', '拍照或相册'],
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sizeTypeIndex: 2,
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sizeType: ['压缩', '原图', '压缩或原图'],
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countIndex: 8,
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count: [1, 2, 3, 4, 5, 6, 7, 8, 9]
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},
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sourceTypeChange(e) {
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this.setData({
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sourceTypeIndex: e.detail.value
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})
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},
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sizeTypeChange(e) {
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this.setData({
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sizeTypeIndex: e.detail.value
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})
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},
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countChange(e) {
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this.setData({
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countIndex: e.detail.value
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})
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},
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chooseImage() {
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const that = this
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wx.chooseImage({
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sourceType: sourceType[this.data.sourceTypeIndex],
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sizeType: sizeType[this.data.sizeTypeIndex],
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count: this.data.count[this.data.countIndex],
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success(res) {
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console.log(res)
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that.setData({
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imageList: res.tempFilePaths
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})
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}
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})
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},
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previewImage(e) {
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const current = e.target.dataset.src
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wx.previewImage({
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current,
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urls: this.data.imageList
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})
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},
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// 展示第一张图片信息
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showImageInfo() {
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if (!this.data.imageList.length) {
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return;
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}
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// 获取第一张图片信息
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wx.getImageInfo({
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src: this.data.imageList[0],
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success (res) {
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wx.showModal({
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title: `高：${res.height}, 宽：${res.width}`,
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})
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console.log(res.width)
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console.log(res.height)
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}
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})
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},
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// 长按保存第一张图片
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saveImage() {
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if (!this.data.imageList.length) {
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return;
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}
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wx.saveImageToPhotosAlbum({
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filePath: this.data.imageList[0],
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success(res) {
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wx.showToast({
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title: '保存成功',
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})
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}
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})
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},
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})
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