jQuery touch action Ex

簡単なタッチ操作のイベントを追加します

Pada tanggal 23 Desember 2020. Lihat %(latest_version_link).

Skrip ini tidak untuk dipasang secara langsung. Ini adalah pustaka skrip lain untuk disertakan dengan direktif meta // @require https://update.greasyfork.org/scripts/419065/883569/jQuery%20touch%20action%20Ex.js

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         jQuery touch action Ex
// @version      0.1
// @description  簡単なタッチ操作のイベントを追加します
// @author       y_kahou
// ==/UserScript==

if (window.jQuery) (function($) {
    'use strict';
    
    
    // 通常のタップ
    $.fn.tap = function(interval = 200) {
        // すでにtapまたはdoubletapを設定していたら何もしない
        if ($(this).prop('tap') || $(this).prop('doubletap')) {
            return $(this)
        }
        $(this).attr('tap','')
        
        return $(this).on({
            touchstart: function(e) {
                $(this).data('tap', true)
                var to = setTimeout(() => {
                    $(this).data('tap', false)
                    $(this).trigger('hold')
                }, interval)
                $(this).data('tap_to', to)
            },
            touchmove: function(e) {
                if ($(this).data('tap')) {
                    $(this).trigger('subfocus')
                    $(this).data('tap', false)
                    clearTimeout($(this).data('tap_to'))
                }
            },
            touchend: function(e) {
                if ($(this).data('tap')) {
                    $(this).data('tap', false)
                    clearTimeout($(this).data('tap_to'))
                    e.type = 'tap'
                    e.touches = e.changedTouches
                    e.changedTouches = void(0)
                    $(this).trigger(e)
                    e.preventDefault()
                }
            }
        })
    }
    
    // ダブルタップを考慮したタップとダブルタップ
    $.fn.doubletap = function(interval = 200) {
        // すでにtapまたはdoubletapを設定していたら何もしない
        if ($(this).prop('tap') || $(this).prop('doubletap')) {
            return $(this)
        }
        $(this).attr('doubletap','')
        
        return $(this).on({
            touchstart: function(e) {
                $(this).data('tap', true)
                var to = setTimeout(() => {
                    $(this).data('tap', false)
                    $(this).trigger('hold')
                }, interval)
                $(this).data('tap_to', to)
            },
            touchmove: function(e) {
                if ($(this).data('tap')) {
                    $(this).trigger('subfocus')
                    $(this).data('tap', false)
                    clearTimeout($(this).data('tap_to'))
                }
            },
            touchend: function(e) {
                if ($(this).data('tap')) {
                    $(this).data('tap', false)
                    clearTimeout($(this).data('tap_to'))
                    e.type = 'temp'
                    $(this).trigger(e)
                    e.preventDefault()
                }
            },
            temp: function(e) {
                e.touches = e.changedTouches
                e.changedTouches = void(0)
                if ($(this).data('dbltap')) {
                    $(this).data('dbltap', false)
                    clearTimeout($(this).data('dbltap_to'))
                    e.type = 'doubletap'
                    $(this).trigger(e)
                } else {
                    $(this).data('dbltap', true)
                    var to = setTimeout(() => {
                        $(this).data('dbltap', false)
                        e.type = 'tap'
                        $(this).trigger(e)
                    }, interval)
                    $(this).data('dbltap_to', to)
                }
            }
        })
    }
    
    $.fn.swipe = function(min_dist = 50) {
        // すでにswipeを設定していたら何もしない
        if ($(this).prop('swipe')) {
            return $(this)
        }
        $(this).attr('swipe','')
        
        return $(this).on({
            touchstart: function(e) {
                if (e.touches.length == 1) {
                    var x = Math.floor(e.touches[0].screenX)
                    var y = Math.floor(e.touches[0].screenY)
                    $(this).data('start_point', `${x},${y}`)
                }
            },
            touchend: function(e) {
                if (e.changedTouches && e.changedTouches.length == 1) {
                    var p = $(this).data('start_point')
                    var x1 = Number(p.split(',')[0])
                    var y1 = Number(p.split(',')[1])
                    var x2 = Math.floor(e.changedTouches[0].screenX)
                    var y2 = Math.floor(e.changedTouches[0].screenY)
                    var ang = Math.atan2(y2 - y1, x2 - x1) * 180 / Math.PI
                    if (ang < 0) ang += 360
                    
                    var dist = Math.sqrt(Math.pow(x2 - x1, 2) + Math.pow(y2 - y1, 2))
                    if (min_dist < dist) {
                        $(this).trigger('swipe', [ang, dist])
                    }
                }
            }
        })
    }
    
    // 4方向のスワイプ判定
    $.fn.swipe_way = function({min_dist = 50, range = 90} = {}) {
        // すでにswipe_wayを設定していたら何もしない
        if ($(this).prop('swipe_way')) {
            return $(this)
        }
        
        // swipe未設定なら設定
        if (!$(this).prop('swipe')) {
            $(this).swipe(min_dist)
        }
        $(this).removeAttr('swipe')
        $(this).attr('swipe_way','')
        
        return $(this).on('swipe', function(e, ang, dist) {
            const ways = ['right', 'down', 'left', 'up']
            for (var i in ways) {
                var ang_ = (i==0 && 270<ang ? ang-360 : ang)
                if (Math.abs(90 * i - ang_) <= range / 2) {
                    $(this).trigger('swipe' + ways[i], [ang, dist])
                    break;
                }
            }
        })
    }
    
})(window.jQuery);