使用 uview 重构实际登陆

yudao-vue-ui/uni_modules/uview-ui/libs/mixin/touch.js

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+const MIN_DISTANCE = 10
+
+function getDirection(x, y) {
+    if (x > y && x > MIN_DISTANCE) {
+        return 'horizontal'
+    }
+    if (y > x && y > MIN_DISTANCE) {
+        return 'vertical'
+    }
+    return ''
+}
+
+export default {
+    methods: {
+        getTouchPoint(e) {
+            if (!e) {
+                return {
+                    x: 0,
+                    y: 0
+                }
+            } if (e.touches && e.touches[0]) {
+                return {
+                    x: e.touches[0].pageX,
+                    y: e.touches[0].pageY
+                }
+            } if (e.changedTouches && e.changedTouches[0]) {
+                return {
+                    x: e.changedTouches[0].pageX,
+                    y: e.changedTouches[0].pageY
+                }
+            }
+            return {
+                x: e.clientX || 0,
+                y: e.clientY || 0
+            }
+        },
+        resetTouchStatus() {
+            this.direction = ''
+            this.deltaX = 0
+            this.deltaY = 0
+            this.offsetX = 0
+            this.offsetY = 0
+        },
+        touchStart(event) {
+            this.resetTouchStatus()
+            const touch = this.getTouchPoint(event)
+            this.startX = touch.x
+            this.startY = touch.y
+        },
+        touchMove(event) {
+            const touch = this.getTouchPoint(event)
+            this.deltaX = touch.x - this.startX
+            this.deltaY = touch.y - this.startY
+            this.offsetX = Math.abs(this.deltaX)
+            this.offsetY = Math.abs(this.deltaY)
+            this.direction =				this.direction || getDirection(this.offsetX, this.offsetY)
+        }
+    }
+}