Press n or j to go to the next uncovered block, b, p or k for the previous block.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x | import type { TouchEvent } from '@doraemon-ui/miniprogram.core-js' export type TouchPoint = { x: number y: number } /** * 获取触摸点位置信息 */ export const getTouchPoints = (nativeEvent: TouchEvent, index = 0): TouchPoint => { const touches = nativeEvent.touches const changedTouches = nativeEvent.changedTouches const hasTouches = touches && touches.length > 0 const hasChangedTouches = changedTouches && changedTouches.length > 0 const points = !hasTouches && hasChangedTouches ? changedTouches[index] : touches[index] return { x: points.pageX, y: points.pageY, } } /** * 获取触摸点个数 */ export const getPointsNumber = (e: TouchEvent): number => e.touches?.length || e.changedTouches?.length || 0 /** * 判断是否为同一点 */ export const isEqualPoints = (p1: TouchPoint, p2: TouchPoint): boolean => p1.x === p2.x && p1.y === p2.y /** * 判断是否为相近的两点 */ export const isNearbyPoints = (p1: TouchPoint, p2: TouchPoint, DOUBLE_TAP_RADIUS = 25): boolean => { const xMove = Math.abs(p1.x - p2.x) const yMove = Math.abs(p1.y - p2.y) return xMove < DOUBLE_TAP_RADIUS && yMove < DOUBLE_TAP_RADIUS } /** * 获取两点之间的距离 */ export const getPointsDistance = (p1: TouchPoint, p2: TouchPoint): number => { const xMove = Math.abs(p1.x - p2.x) const yMove = Math.abs(p1.y - p2.y) return Math.sqrt(xMove * xMove + yMove * yMove) } export type SwipeDirection = 'Left' | 'Right' | 'Up' | 'Down' /** * 获取触摸移动方向 */ export const getSwipeDirection = (x1: number, x2: number, y1: number, y2: number): SwipeDirection => { return Math.abs(x1 - x2) >= Math.abs(y1 - y2) ? (x1 - x2 > 0 ? 'Left' : 'Right') : (y1 - y2 > 0 ? 'Up' : 'Down') } |